EPA-600/2-76-143b
May 1976
Environmental Protection Technology Series
MEYERS PROCESS DEVELOPMENT FOR
CHEMICAL DESULFURIZATION OF COAL
Volume I - Appendices
Industrial Environmental Research Laboratory
Office of Research and Development
U.S. Environmental Protection Agency
Research Triangle Park, North Carolina 27711
-------
RESEARCH REPORTING SERIES
Research reports of the Office of Research and Development, U.S. Environmental
Protection Agency, have been grouped into five series. These five broad
categories were established to facilitate further development and application of
environmental technology. Elimination of traditional grouping was consciously
planned to foster technology transfer and a maximum interface in related fields.
The five series are:
1. Environmental Health Effects Research
2. Environmental Protection Technology
3. Ecological Research
4. Environmental Monitoring
5. Socioeconomic Environmental Studies
This report has been assigned to the ENVIRONMENTAL PROTECTION
TECHNOLOGY series. This series describes research performed to develop and
demonstrate instrumentation, equipment, and methodology to repair or prevent
environmental degradation from point and non-point sources of pollution. This
work provides the new or improved technology required for the control and
treatment of pollution sources to meet environmental quality standards.
EPA REVIEW NOTICE
This report has been reviewed by the U.S. Environmental
Protection Agency, and approved for publication. Approval
does not signify that the contents necessarily reflect the
views and policy of the Agency, nor does mention of trade
names or commercial products constitute endorsement or
recommendation for use.
This document is available to the public through the National Technical Informa-
tion Service, Springfield, Virginia 22161.
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EPA-600/2-76-143b
May 1976
MEYERS PROCESS DEVELOPMENT
FOR CHEMICAL DESULFURIZATION OF COAL
VOLUME II--APPENDICES
by
E.P. Koutsoukos, M.L. Kraft, R.A, Orsini,
R.A. Meyers, M. J. Santy, and L. J. Van Nice
TRY/ Systems Group
One Space Park
Redondo Beach, California 90278
Contract No. 68-02-1336
ROAPNo. 21AFJ-033
Program Element No. 1AB013
EPA Project Officer: L. Lorenzi, Jr.
Industrial Environmental Research Laboratory
Office of Energy, Minerals, and Industry
Research Triangle Park, NC 27711
Prepared for
U.S. ENVIRONMENTAL PROTECTION AGENCY
Office of Research and Development
Washington, DC 20460
-------
TABLE OF CONTENTS
NO-
APPENDIX A
APPENDIX B
APPENDIX C
APPENDIX D
APPENDIX E
APPENDIX F
Bench-Scale Data on Simultaneous Coal Leaching-Reagent
Regeneration (L-R) Processing of 100 Mesh Top Size
Lower Kittanning Coal
Bench-Scale Data on Simultaneous Coal Leaching-Reagent
Regeneration (L-R) Processing of 14 Mesh Top Size
Lower Kittanning Coal
Bench-Scale Data on L-R Processing of 100 Mesh Top Size
Lower Kittanning Coal with Iron-Free Starting Reagent
Rate Data on L-R Processing of Suspendable Lower
Kittanning Coal
Derivation of Process Performance Equation
Filtration and Centrifuge Test Data
Page
1
47
87
97
113
115
m
-------
TABLES
No. Page
APPENDIX A
A-l L-R Processing of 100 Mesh x 0 L. K. Coal as 20 Wt. % Slurry 2
in 3 Wt. % Fe Reagent (Iron Sulfate) at 120°C and 100 PSIG
(85 PSI 02)
A-2 L-R Processing of 100 Mesh x 0 L. K. Coal as 20 Wt. % Slurry 14
in 5 Wt. % Fe Reagent (Iron Sulfate) at 120°C and 100 PSIG
(85 PSI 02)
A-3 L-R Processing of 100 Mesh x 0 L. K. Coal as 33 Wt. % Slurry 26
in 5 Wt. % Fe Reagent (Iron Sulfate) at 120°C and 100 PSIG
(85 PSI 02)
A-4 L-R Processing of 100 Mesh x 0 L. K. Coal at 50 PSIG (35 PSI 0?) 34
and 120°C (33 Wt. % Slurry, 5 Wt. % Fe Reagent) L
A-5 L-R Processing of 100 Mesh x 0 L. K. Coal at 110°C and 100 PSIG 36
(94 PSI 02)
A-6 L-R Processing of 100 Mesh x 0 L. K. Coal at 130°C and 100 PSIG 40
(76 PSI 02)
A-7 L-R Processing of 100 Mesh x 0 L. K. Coal with Iron Sulfate 44
Reagent to which Wetting and Defearning Agents were Added
APPENDIX B
B-l L-R Processing of 14 Mesh Top Size L. K. Coal as 20 Wt. % 48
Slurry in Acidified (2 Wt. % ^04) Iron Sulfate Reagent
(5 Wt. % Fe) at 120°C, 100 PSIG (85 PSI 02)
B-2 L-R Processing of 14 Mesh Top Size L. K. Coal as 33 Wt. % 58
Slurry in Acidified (2 Wt. % HeSOa) Iron Sulfate Reagent
(5 Wt. % Fe) at 120°C, 100 PSIG (85 PSI Og)
B-3 L-R Processing of 14 Mesh Top Size L. K. Coal at 50 PSIG 70
(35 PSI Op) and 120°C (33 Wt. % Slurry, 5 Wt. % Fe and
2 Wt. % H2S04 Reagent)
B-4 L-R Processing of 14 Mesh Top Size L. K. Coal at 150 PSIG 74
(135 PSI 02) and 120°C (33 Wt. % Slurry, 5 Wt. % Fe and
2 Wt. % H2S04 Reagent)
B-5 L-R Processing of 14 Mesh Top Size L. K. Coal at HO*C and 76
100 PSIG (94 PSI 02) as 33 Wt. % Slurry in Acidified
(2 Wt. % H«S04) Reagent
IV
-------
TABLES (CONTINUED)
No. Page
B-6 L-R Processing of 14 Mesh Top Size L. K. Coal at 130°C and 80
100 PSIG (76 PSI 0«) as 33 wt. % Slurry in Acifified
(2 Wt. % H2S04) Reagent
B-7 L-R Processing of 14 Mesh Top Size L. K. Coal with Fe Sulfate 84
Reagent to which Wetting and Defoaming Agents were Added
APPENDIX C
C-l L-R Processing of 100 Mesh Top Size Coal with Iron-Free 88
Starting Reagent
APPENDIX D
P-l Pyrite Removal Rate Data for Mixer and L-R Unit Operations 98
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METRIC CONVERSION FACTORS
In compliance with EPA policy, metric units have been used extensively
in this report (followed by British units in parentheses). However, in
some cases, British units have been used for ease of comprehension. For
these cases, the following conversion table is provided:
British
Metric
1 Btu
1 Btu
1 kw
1 hp (electric)
1 psi
5/9 (°F-32)
1 inch
1 ft
1ft2
1 ft3
1 gallon
1 pound
1 ton (short)
252 calories
2.93 x 10"4 kilowatt-hours
1,000 joules/sec
746 joules/sec
2
0.07 kilograms/cm
°C
2.54 centimeters
0.3048 meter
0.0929 meters2
0.0283 meters3 or 28.3 liters
3.79 liters
0.4536 kilograms
0.9072 metric tons
vi
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APPENDIX "A"
BENCH-SCALE DATA ON
SIMULTANEOUS COAL LEACHING-REAGENT REGENERATION (L-R)
PROCESSING OF TOO MESH TOP SIZE LOWER KITTANNING COAL
-------
TABLE A-l.
o X ° L> K- COAL AS 20 WT. % SLURRY
Fe REAGENT (IRON SULFATE) AT 120°C"AND 100 PSIG (85 PSI 02)
ro
RATE DATA
Reaction Time,* Hours
(tin = time in mixer;
*L R = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
1.5 Hours; tL_R = 2 Hours; ts = 0; Fe in Starting Reagent = 2.98 wt. t; Starting Y = 1.0
Sample
Slurry
ComDosition
Wt. %
Solids
18.9
fFe%e)
1.0
*L-R = 0.0 Hours
(tn, = 1.5 Hours)
t^ = 0.5 Hours
= 1.0 Hour
= 1.5 Hours
= 2.0 Hours
18.6
17.7
N.A.
19.0
18.5
.28
.58
.75
.84
.84
Coal Composition Wt. % (Except Heat Content), Dry
Ash
29.62
+.66
26.52
24.95
28.05
27.76
27.89
Heat
Content
Btu/Lb
10,573
+ 91
Reactor
11,059
11,172
10,310
10,104
9,974
Total
Sulfur,
St
4.52
+.05
Samples
2.95
2.42
2.25
2.58
2.23
Pyritic
Sulfur,
sp
4.03
+ .03
2.07
(3.09)**
1.52
1.17
0.45
0.49
Sulfate
Sulfur,
ss
0.08
+.02
0.29
0.42
0.82
1.09
1.39
Organic
Sulfur,
So
0.41
+.04
0.59
0.48
0.26?
1.04?
0.35
Iron.
Fe
3.97
+ .12
2.74
2.60
3.10
3.55
4.04
* Sp Removal***
Based on
Analyzed
SP
49?
(25)**
62
71
89?
88
Based on
Corrected
SP
45?
61
75?
74
90
Processed Coal Composition
L-R Processed Coal {*** {t
Reanalyzed Sample (Batch A + B )
30.60
26.22
25.93
10,179
10,993
11,090
2.00
1.46
1.65
0.15
0.08
0.67
0.32
0.31
0.18
1.53?
1.07?
0.79
3.64
3.17
1.33
96?
98?
83
69l?K
82/ 76
74
* t = "reaction time in mixer" (slurry mixing at 65-75°C + heating to 102°C + reflux for defoaming at 102°C + transfer
time to simultaneous leaching-regeneration (L-R) reactor + heating to L-R temperature).
t. D = reaction time under simultaneous leaching-regeneration conditions (end of tm and start of L-R).
t = reaction time in "settler" (a portion of the L-R processed slurry was permitted to continue reaction in an agitated
or non-agitated surge tank at 90°C for the indicated time in hours).
** Coal S content and % Sp removal based on FE2 (ferrous ion) production during y
*** The % S removal is based on before and after processing coal analyses. Corrected Sp » Sp (Analyzed) + SQ (Analyzed)-0.43;
0.432 ii the expected S0 content of processed coal details on this adjustment are presented in Volume I, page 28.
t Identically processed batches (the coal was not "settler" processed).
tt The two batches of coal were acid washed and combined prior to sampling for reanalysis.
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TABLE A-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 1, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
oo
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1882
1773
111
-15
3
1872
10
99
7747
19
479
96
22844
8848
40033
5984
992
64
22048
8307
274
660
53
38382
1651
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
85
24
6
36
18
83
2
98
75
231
306
55
7
152
29
0
0
36
279
27
91
-------
TABLE A-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 2: t =1.0 Hours; t. D = 3 Hours; t, = 21 Hours; Fe in Starting Reagent"3.0 wt. %; Starting Y = 1.0
.. [ii L""K ____ 5 _^
Sample
Slurry
Composition
Reaction Time,* Hours
time in mixer;
Coal Composition Wt. % (Except Heat Content), Dry
time under L-R
processing;
= time in settler)
Heat
Contenti
Btu/Lb
Pyritic
Sulfur,
S
Sulfate
Sulfur,
Organic
Sulfur,
So
Based on
Analyzed
S
Based on
Corrected
S
Starting Coal (5 Sample
Average) and Slurry
Reactor Samples
t|_-R = 0.0 Hours
=1.0 Hours)
Processed Coal Composition
AG (t '
L-R + "Settler" Proc. Coal ^NAQ £ = 2^t
Reanalyzed NAG Sample1"1"
*, **, *** See Experiment No. 1
t AG = Agitated "settler"; NAG = Non-agitated "settler"
tt The non-agitated "settler" processed coal (NAG) was acid washed and reanalyzed.
-------
TABLE A-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 2, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY^OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1828
1738
109
-25
3
1826
2
100
7412
18
476
84
12148
7931
28070
5591
1560
62
12024
7439
134
580
68
27457
612
98
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 83
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 18
SULFUR SAMPLES 10
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 35
SULFUR RECOVERED WITH ORGANIC SOLVENT 18
TOTAL SULFUR RECOVERED 80
LOSS (INPUT - RECOVERED) 2
PERCENT RECOVERY OF SULFUR 97
OVERALL IRON BALANCE
STARTING COAL IRON 73
STARTING REAGENT IRON 222
TOTAL IRON INPUT 295
PROCESS COAL IRON 41
SAMPLE COAL IRON 10
REAGENT FILTRATE IRON 163
SAMPLE FILTRATE IRON 43
FOAM MATERIALS IRON 0
REACTOR WASH IRON 10
WASH FILTRATE IRON 18
TOTAL IRON RECOVERED 286
LOSS (INPUT - RECOVERED) 9
PERCENT RECOVERY OF IRON 97
-------
TABLE A-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 3: tm = 1.6 Hours; t, _R = 3.0 Hours; t,. = 0; Fe in Starting Reagent=3.16 wt. %', Starting Y = 1.0
Reaction Time,* Hours
(tin = time in mixer;
ti D = time under 1 -R
processing;
tg = time in settler)
Starting Coal (5 Sample
Average) and Slurry
t[_-R * 0.0 Hours
(tn, =1.6 Hours)
tL_R = 1.0 Hours
= 1.5 Hour
= 2.0 Hours
= 2.5 Hours
= 3.0 Hours
Samp!
Slurr
COMPOS
wt. %
Solids
18.8
19.9
20.3
21.0
21.3
21.5
21.6
e
y
tion
Y
fre%«)
1.0
0.40
0.56
0.74
0.78
0.81
0.82
Coal Composition Wt. % (Except Heat Content), Dry
Ash
29.62
+.66
29.45
30.16
26.33
29.06
30.18
29.63
Heat
Content*
Btu/Lb
10,573
+ 91
Reactor
10,575
10^10
10,737
9,807
9,547
9,386
Total
Sulfur,
st
4.52
+.05
Samples
3.63
3.88
3.03
3.26
3.26
3.42
Pyritic
Sulfur,
sp
4.03
+.03
2.97
(3.08)**
3*00?
0.91?
1.05
0.82
0.69
Sulfate
Sulfur,
Ss
0.08
+.02
0.21
0.45
1.55
1.80
1.98
2.11
Organic
Sulfur,
So
0.41
+.04
0.45
0.43
0.57
0.41
0.58
0.62
Iron,
Fe
3.97
+.12
3.36
3.77
4.76
5.46
5.79
5.93
% Sp Removal***
Based on
Analyzed
SP
0.0
26
(25)**
26?
77?
74
80
83
Based on
Corrected
SP
26
25?
74?
74
76
78
Processed Coal Composition
L-R Processed Coal {£** Jt
Reanalyzed Sample (Batch A + B)ft
28.40
28,52
25.73
9,808
10,101
10,842
2.68
2.80
1.78
0.46
0.13?
0,63
1.64
0.90
0.30
0.58
1,77?
0.85
5.41
4.09
1.50
89
97?
84
851 74
64/ '*
74
* ** ***
, t, tt, See Experiment No. 1
-------
TABLE A-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 3, L.K. 100 x 0 MESH, 20 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
1776
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 1592
PYRITE DISSOLVED DURING REACTION 100
ASH (NON-PYRITIC) DISSOLVED DURING REACTION 30
COAL DISSOLVED IN SOLVENT 2
TOTAL SOLIDS RECOVERED 1725
LOSS (INPUT - RECOVERED) 51
PERCENT RECOVERY OF SOLIDS 97
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
9568
18
491
131
11940
7585
29732
5114
1323
124
14005
7068
442
370
55
28502
1231
96
OVERALL COAL SULFUR BALANCE
80
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 18
SULFUR SAMPLES 11
SULFUR DISSOLVED (AS SO4) IN LEACH REAGENT 32
SULFUR RECOVERED WITH ORGANIC SOLVENT 11
TOTAL SULFUR RECOVERED 71
LOSS (INPUT - RECOVERED) 9
PERCENT RECOVERY OF SULFUR 89
OVERALL IRON BALANCE
STARTING COAL IRON 71
STARTING REAGENT IRON 227
TOTAL IRON INPUT 298
PROCESS COAL IRON 67
SAMPLE COAL IRON 14
REAGENT FILTRATE IRON 59
SAMPLE FILTRATE IRON 37
FOAM MATERIALS IRON 0
REACTOR WASH IRON 5
WASH FILTRATE IRON 70
TOTAL IRON RECOVERED 252
LOSS (INPUT - RECOVERED) 45
PERCENT RECOVERY OF IRON 85
-------
TABLE A-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 4: t =
"^"•^•^•^^^^•••i^^^^™.^
Reaction Time,* Hours
(tni = time in mixer;
1 ^L R = time under L-R
processing;
ts - time in settler)
I Starting Coal (5 Sample
| Average) and Slurry
2 Hours, tL_R = 5
— — i— «^«^— »^™
Sample
Slurry
Composition
Wt. %
Solids
19.4
Y
fFe^Fe)
1.0
Hours, ts = 0; Fe in Starting Reagent»2.98 wt. %; Starting Y =
11
Coal Composition Wt. % (Except Heat Content), Dry
Ash
29.62
+.66
Heat
Content,
Btu/Lb
10,573
+ 91
Total
Sulfur,
St
4.52
+.05
Pyritic
Sulfur,
sp
4.03
+ .03
Sulfate
Sulfur,
ss
0.08
+ .02
Organic
Sulfur,
So
0.41
+.04
Iron,
Fe
3.97
+ .12
1.0
•MMHMM^MVH^H^M^MMMMBMHB
% Sp Removal***
Based on
Analyzed
SP
0.0
Based on
Corrected
SP
1 Reactor Samples
1 tL-R - 0.0 Hours
1 (tm = 2 Hours)
1 tL-R = °'5 Hours
| =1.0 Hour
|^ =1.5 Hours
L = 2.0 Hours
^ = 3.0 Hours
|^ =4.0 Hours
1 = 5.0 Hours
14.6
15.7
15.9
15.7
16.8
17.5
16.3
17.0
••^••^••••••••••i
.29
.59
,69
.76
.81
.86
NA
.90
•••••••^•M
1 L-R Processed Coal .{j^ $
I Reanalyzed Sample (Batch A + B)tf
27.97
29.73
29.19
30.03
30.95
32.01
30.15
31.27
•iV^BBMM
29.04
29.09
26.33
10,912
10,430
10,317
9,901
9,579
9,248
9,263
9,051
••MMMMM^H
Processe
10,385
10,423
10,991
2.78
2.57
2.38
2.32
2.54
2.68
2.85
2.72
^^^^^••••M
d Coal Co
1.68
2.02?
1.49
2.24?
(3.16)**
1.87
1.50
0.96
0.49
0.00
0.05
0.00
mmmmmm^^^Bfam
mposition
0.62
1.20?
0.82
0.14
0.25
0.54
0.97
1.22
1.73
2.11
1.98
••••MH^MBMB
0.41
0.36
0.17
0.40
0.45
0.34
0.39
0.83
0.95
0.69
0.74
B^|H>MM^|^^B|^^
0.65
0.46
0.50
2.90
2.82
2.98
3.63
4.16
5.24
6.07
6.27
WHMI^a^VBM
4.17
4.42
1.69
44?
(23)**
54
63
76
88
100
99
100
••MMgH^^HgpHHmBBBBii
85
70?
80
45?
53
65
77
78
87
92
92
MPHV^^HBPBWMM^^^HHMMI
69
78
CO
*. **. ***
t, tt, See Experiment No. 1
-------
TABLE A-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 4, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2005
1804
114
11
3
1933
72
96
8051
20
447
126
22507
8968
40119
5887
1776
94
21904
8279
149
687
35
38811
1307
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
91
23
7
37
17
84
7
93
80
240
320
69
11
133
38
10
10
38
310
9
97
-------
TABLE A-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 5:
= 1.8 Hours, t
te = 0; fe in Starting Reagent«3.16 wt. %; Starting Y = 1.0
Sample
Slurry
Composition
Reaction Time,* Hours
(tin = time in mixer;
under L-R
processing;
Coal Composition Wt. % (Except Heat Content), Dry
Sp Removal***
Based on
Corrected
S
Total
Sulfur,
Pyritic
Sulfur,
S
Sulfate
Sulfur,
Organic
Sulfur,
So
Based on
Analyzed
S
Heat
Content,
Btu/Lb
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Reactor Samples
t|_-R • o.u Hours
=1.8 Hours)
t. „ = 0.5 Hours
= 2.0 Hours
* fr.O Hours
= 8.0 Hours
Processed Coal Composition
L-R Processed Coal
Reanalyzed Sample (Batch A + B)
*f **j ***, tj ttt see Experiment No. 1
-------
TABLE A-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 5, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1891
1809
129
11
2
1951
-60
103
7629
19
961
140
16652
8116
33517
5636
1544
237
16544
7544
44
585
69
32203
1313
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 85
y
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 20
SULFUR SAMPLES 10
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 41
SULFUR RECOVERED WITH ORGANIC SOLVENT 14
TOTAL SULFUR RECOVERED 84
LOSS (INPUT - RECOVERED) 1
PERCENT RECOVERY OF SULFUR 99
OVERALL IRON BALANCE
STARTING COAL IRON 75
STARTING REAGENT IRON 241
TOTAL IRON INPUT 316
PROCESS COAL IRON 115
SAMPLE COAL IRON 14
REAGENT FILTRATE IRON 95
SAMPLE FILTRATE IRON 38
FOAM MATERIALS IRON 0
REACTOR WASH IRON 8
WASH FILTRATE IRON 9
TOTAL IRON RECOVERED 279
LOSS (INPUT - RECOVERED) 37
PERCENT RECOVERY OF IRON 88
-------
TABLE A-l. (CONTINUED)
RATE DATA
^m^mmmmmmmm
t. = 0; Fe in Starting Reagent*3.61 wt. *; Starting Y = 0.76
EXPERIMENT NO. 6: t - 1.6 Hours, t, „ = 5 Hours,
Sample
Slurry
Composition
Reaction Time,* Hours
time in mixer;
t|__R = time under L-R
processing]
Coal Composition Wt. % (Except Heat Content), Dry
Heat
Content,
Btu/Lb
Total
Sulfur,
Pyritic
Sulfur,
S
Sulfate
Sulfur,
Organic
Sulfur,
So
Based on
Analyzed
Based on
Corrected
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Reactor Samples
0.0 Hours
1.6 Hours)
2.33
(3.51)**
Processed Coal Composition
L-R Processed Coal gtch Af
Reanalyzed Sample (Batch A + B)
*, **, ***, t, tt, See Experiment No. 1
-------
TABLE A-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 6, L.K. 100 x 0 MESH, 20 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
to
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1970
1883
132
-8
9
2015
-45
102
7921
20
604
123
11287
13550
33505
5947
1484
261
11041
12190
498
778
70
32269
1236
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 89
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 21
SULFUR SAMPLES 11
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 42
SULFUR RECOVERED WITH ORGANIC SOLVENT 21
TOTAL SULFUR RECOVERED 96
LOSS (INPUT - RECOVERED) -7
PERCENT RECOVERY OF SULFUR 107
OVERALL IRON BALANCE
STARTING COAL IRON 78
STARTING REAGENT IRON 286
TOTAL IRON INPUT 364
PROCESS COAL IRON 125
SAMPLE COAL IRON 16
REAGENT FILTRATE IRON 148
SAMPLE FILTRATE IRON 46
FOAM MATERIALS IRON 0
REACTOR WASH IRON 8
WASH FILTRATE IRON 19
TOTAL IRON RECOVERED 363
LOSS (INPUT - RECOVERED) 2
PERCENT RECOVERY OF IRON 100
-------
TABLE A-2. L-R PROCESSING OF TOO MESH X 0 L. K. COAL AS 20 MT. % SLURRY
IN 5 MT. % Fe REAGENT (IRON SULFATE) AT 120°C AND 100 PSIG (85 PSI
RATE DATA
= ]'° Hour>
y
= 1-° Hour»
Hours C~50X of Coal); FET (Iron in Reagent) = 4.94 wt. X;
cvDCDTurirr wn 7-
EXPERIMENT NO. 7.
Sample
Slurry
Composition
Reaction Time,* Hours
(t_ = time In mixer;
Coal Composition Wt. % (Except Heat Content), Dry
% S Removal***
= time under L-R
Wt. %
Solids
Heat '
Content,
Btu/Lb
Pyritic
Sulfur,
S
Based on
Analyzed
Based on
Corrected
S
Total
Sulfur,
S
Sulfate
Sulfur,
S
Organic
Sulfur,
processing;
time in settler)
Starting Coal (4 Sample
Average) and Slurry
Reactor Samples
t,R = 0.0 Hours
(t =1.0 Hour)
Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (t, = 19)
t **t ***j see Experiment No. 1, Table A-l
-------
TABLE A-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 7, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1900
1829
106
-5
2
1931
-31
102
7619
19
425
100
13673
11877
33713
6181
645
3
13402
10703
447
540
23
31945
1768
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 86
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 27
SULFUR SAMPLES 4
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 34
SULFUR RECOVERED WITH ORGANIC SOLVENT 21
TOTAL SULFUR RECOVERED 86
LOSS (INPUT - RECOVERED) 0
PERCENT RECOVERY OF SULFUR 100
OVERALL IRON BALANCE
STARTING COAL IRON 76
STARTING REAGENT IRON 376
TOTAL IRON INPUT 452
PROCESS COAL IRON 26
SAMPLE COAL IRON 4
REAGENT FILTRATE IRON 325
SAMPLE FILTRATE IRON 32
FOAM MATERIALS IRON 0
REACTOR WASH IRON 15
WASH FILTRATE IRON 37
TOTAL IRON RECOVERED 439
LOSS (INPUT - RECOVERED) 13
PERCENT RECOVERY OF IRON 97
-------
TABLE A-2. (CONTINUED)
RATE DATA
EXPERIMENT NO 8- *" = 1-2 Hours tL"R = 1<5 Hours> *s = 21 Hours ^50% of Coal)
Starting FET = 4.95 Wt. %; Starting Y = 0.91
Reaction Time,* Hours
(t = time in mixer;
t. R = time under L-R
processing;
t$ * time in settler)
Starting Coal (4 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.4
Y
.(Fe+3/Fe)
0.91
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content>
Btu/Lb
10,275
+ 60
Total
Sulfur,
st
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
So
0.41
+.07
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
So
Reactor Samples
t, R = 0.0 Hours
(t =1-2 Hours)
t^_R = 0.5 Hours
* 1.0 Hour
=1.5 Hours
^M«^^^B_MM^M^M^MMB^HW«^^^-^^^V^^— «*^~-
19.2
19.3
18.7
19.0
•^^^•^•••I^^^^MMIIIII^H
0.51
0.72
0.87
0.92
L-R Processed Coal
L-R + "Settler" (AS) Proc. Coal (t$ = 21)
27.37
>8.66
>7.45
!7.82
27.19
26.52
11,054
10,590
10,598
10,236
Processe
10,586
10,819
2.99
2.71
2.03
2.01
^^^^^^^^mmm^^^^mm
d Coal Cor
1.65
1.42
2.33
(3.15)**
1.92
1.05
0.64
••^^^•^^^^H^^MMMM^M
^position
0.49
0.20
0.03
0.25
0.44
0.73
W^^^^MH^^^^MHI^MI
0.60
0.58
0.63
0.54
0.54
0.64
^^m^j^f^^mm^m^^^^iili
0.56
0.63
2.97
2.36
2.06
2.72
^MhMM^H^^BUHH
2.69
2.05
40?
(20)**
51
73
84
••vtfl^^^^^HHi^^^^HmiiMi^^^
87
95
35?
48
70
78
i. *
84
89
f **t ***, see Experiment No. 1, Table A-l
-------
TABLE A-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 8, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1892
DRY PROCESS COALS^(CORR. FOR DEP. REAG.) 1780
PYRITE DISSOLVED DURING REACTION 116
ASH (NON-PYRITIC) DISSOLVED DURING REACTION 17
COAL DISSOLVED IN SOLVENT 2
TOTAL SOLIDS RECOVERED 1915
LOSS (INPUT - RECOVERED) -23
PERCENT RECOVERY OF SOLIDS 101
7562
19
639
133
13368
10966
32687
5693
1157
42
13336
10234
512
503
49
31525
1161
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 86
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 19
SULFUR SAMPLES 8
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 37
SULFUR RECOVERED WITH ORGANIC SOLVENT 20
TOTAL SULFUR RECOVERED 83
LOSS (INPUT - RECOVERED) 2
PERCENT RECOVERY OF SULFUR 97
OVERALL IRON BALANCE
STARTING COAL IRON 75
STARTING REAGENT IRON 374
TOTAL IRON INPUT 450
PROCESS COAL IRON 37
SAMPLE COAL IRON 7
REAGENT FILTRATE IRON 291
SAMPLE FILTRATE IRON 56
FOAM MATERIALS IRON 0
REACTOR WASH IRON 10
WASH FILTRATE IRON 33
TOTAL IRON RECOVERED 434
LOSS (INPUT - RECOVERED) 16
PERCENT RECOVERY OF IRON 97
-------
TABLE A-2. (CONTINUED)
RATE DATA
oo
EXPERIMENT NO 9- *"> = lt2 H°UrS> *L-R =
LXFfcKinmi NU. a. Start1ng FET = 5.14 Wt
2.0 Hours, ts (^50% of Coal) = 20 Hours
X; Starting Y = 0.82
Sample
SIurry
Composition
Reaction Time,* Hours
(t_ = time in mixer;
Coal Composition Vlt. % (Except Heat Content), Dry
% S Removal***
t.-R = time under L-R
processing;
Based on
Analyzed
S
Based on
Corrected
Pyritic
Sulfur,
Organic
Sulfur,
Total
Sulfur,
S
Sulfate
Sulfur,
S
Heat
Content}
Btu/Lb
time in settler)
Starting Coal (5 Sample
Average) and Slurry
Reactor Samples
t, R = 0.0 Hours
Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (t = 20)
*> **t ***, see Experiment No. 1, Table A-l
-------
TABLE A-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 9, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1963
1840
118
29
1
1987
-24
101
7836
20
532
146
12808
10986
32328
5615
1353
58
12418
10382
475
390
40
30731
1597
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 89
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 21
SULFUR SAMPLES 8
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 38
SULFUR RECOVERED WITH ORGANIC SOLVENT 15
TOTAL SULFUR RECOVERED 82
LOSS (INPUT - RECOVERED) 7
PERCENT RECOVERY OF SULFUR 92
OVERALL IRON BALANCE
STARTING COAL IRON 78
STARTING REAGENT IRON 403
TOTAL IRON INPUT 481
PROCESS COAL IRON 45
SAMPLE COAL IRON 8
REAGENT FILTRATE IRON 300
SAMPLE FILTRATE IRON 61
FOAM MATERIALS IRON 9
REACTOR WASH IRON 19
WASH FILTRATE IRON 33
TOTAL IRON RECOVERED 475
LOSS (INPUT - RECOVERED) 6
PERCENT RECOVERY OF IRON 99
-------
TABLE A-2. (CONTINUED)
RATE DATA
EXPERIMENT NO. 10: FET = 4.91 Wt. %; Y = 0.92; tg = 0 (No "Settler" Processing);. tm = 1.6 Hours, tL_R = 3.0 Hours
Reaction Time,* Hours
(t = time in mixer;
t, _ = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.0
Y
.(Fe+3/Fe)
0.92
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content*
Btu/Lb
10,275
+ 60
Total
Sulfur,
st
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
so
Reactor Samples
tin = 0.0 Hours
(t =1.6 Hours)
x m
*L-R * °"6 *)urs
- 1.0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
19.6
20.0
19.8
18.3
19.0
20.3
0.37
0.49
0.64
0.75
0.86
0.91
27.69
27.33
26.30
25.78
25.91
26.90
10,937
11,015
11,021
11,022
10,853
10,241
3.52
2.90
2.49
2.24
2.04
2.40
2,. 82
(2.71)**
2.13
1.50
1.13
0.77
0.51
0.20
0.28
0.38
0.45
0.74
1.33
0.50
0.49
0.61
0.66
0.53
0.56
3.12
2.64
2.31
2.24
2.62
3.68
27
(32)**
45
61
71
80
87
26
44
57
65
78
84
Processed Coal Composition
L-R Processed Coal %£* {I
iRatfh fl^
Beanalyzed Samples C®~|] {jtt
27.40
25.71
26.64
24.09
10,375
10,847
10,735
11,318
2.22
1.70
1.69
1.32
0.76
0.31?
0.98
0.61
0.90
0.61
0.31
0.27
0.56
0.78
0.40
0.44
3.33
2.27
1.57
1.13
80
92?
75
84
77
83
76
84
ro
o
*, **, *** See Experiment No. 1, Table A-l
t Identically processed batches except for
instead of water in the first stage wash
ft Batches A and B were acid washed (0.1N H,
washing; Batch B was refluxed for 30 minutes in spent reagent solution
,SO.) prior to sampling for a second analysis.
-------
TABLE A-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 10, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
ro
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2090
1966
121
38
6
2130
-40
102
11469
21
618
159
13855
12564
38686
6394
1293
62
16844
11586
524
639
68
37410
1276
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 95
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 25
SULFUR SAMPLES 8
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 39
SULFUR RECOVERED WITH ORGANIC SOLVENT 19
TOTAL SULFUR RECOVERED 91
LOSS (INPUT - RECOVERED) 4
PERCENT RECOVERY OF SULFUR 96
OVERALL IRON BALANCE
STARTING COAL IRON 83
STARTING REAGENT IRON 412
TOTAL IRON INPUT 495
PROCESS COAL IRON 49
SAMPLE COAL IRON 8
REAGENT FILTRATE IRON 124
SAMPLE FILTRATE IRON 64
FOAM MATERIALS IRON 0
REACTOR WASH IRON 10
WASH FILTRATE IRON 152
TOTAL IRON RECOVERED 408
LOSS (INPUT - RECOVERED) 87
PERCENT RECOVERY OF IRON 82
-------
TABLE A-2. (CONTINUED)
EXPERIMENT NO. 11: FET = 4.87 Wt. %; Y = 0.86; t = 0, t = 1.4 Hours, t. „ = 5.0 Hours
5 nl u~K
Reaction Time,* Hours
(t = time in mixer;
t, ' = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
•v20.
Y
(Fe+3/F«)
0.86
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content]
Btu/Lb
10,275
160
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+_.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
So
Reactor Samples
t. _R = 0.0 Hours
(t =1.4 Hours)
in
t^_R = 0.5 Hours
- 1 .0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
=5.0 Hours
20.2
20.5
20.5
19.9
18.8
20.3
20.8
0.40
0.54
0.70
0.80
0.85
0.91
0.93
30.12
28.87
26.08
29.13
25.44
29.12
28.52
10,787
10,937
10,547
10,403
10,772
10,360
9,664
3.75
3.23
2.81
2.68
2.24
2.29
2.61
3.33
(2.86)**
2.55
2.03
1.61
0.85
0.76
0.53
0.13
0.15
0.28
0.46
0.72
1.05
1.46
0.29
0.53
0.50
0.61
0.67
0.48
0.62
3.53
2.86
2.50
2.77
2.48
3.29
4.28
14
(28)**
34
48
59
78
80
86
18
32
46
54
72
79
81
Processed Coal Composition
L-R Processed Coal {ggh A*
Reanalyzed Samples { Jj£|[ Btf
27.80
27.82
26.43
25.55
10,173
10,304
10,668
10,958
2.06
2.02
1.55
1.34
0.29
0.31
0.58
0.65
1.13
0.73
0.28
0.29
0.64
0.98
0.69
0.40
3.93
3.12
1.27
1.35
93
92
85
83
87
78
78
84
IV)
ro
*, **, *** see Experiment No. 1, Table A-l
t, tt See Experiment No. 10
-------
TABLE A-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 11, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (84 PSI 02)
CO
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1863
1723
107
31
4
1864
-1
100
10319
19
741
138
12520
7864
31601
5159
1434
76
14655
7072
380
384
30
29191
2410
92
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 84
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 19
SULFUR SAMPLES H
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 34
SULFUR RECOVERED WITH ORGANIC SOLVENT 17
TOTAL SULFUR RECOVERED 81
LOSS (INPUT - RECOVERED) 4
PERCENT RECOVERY OF SULFUR 96
OVERALL IRON BALANCE
STARTING COAL IRON 74
STARTING REAGENT IRON 379
TOTAL IRON INPUT 453
PROCESS COAL IRON 51
SAMPLE COAL IRON H
REAGENT FILTRATE IRON 89
SAMPLE FILTRATE IRON 69
FOAM MATERIALS IRON 0
REACTOR WASH IRON 13
WASH FILTRATE IRON HO
TOTAL IRON RECOVERED 344
LOSS (INPUT - RECOVERED) HO
PERCENT RECOVERY OF IRON 76
-------
TABLE A-2. (CONTINUED)
RATE DATA
EXPERIMENT NO. 12f: tm = 1.6 Hours, tL_R = 5.0 Hours, tg = 16 Hours {-^50% of Coal); Starting FET = 4.94 Wt. %; Starting Y = 1.0
Reaction Time,* Hours
(t = time in mixer;
t, „ = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
18.5
Y
-(Fe+3/Fe)
1.0
Coal Composition Wt. % (Except Heat Content), Dry
Ash
0 85
+.46
Heat
Content*
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
*L-R = °-° H°urs
(t =1-6 Hours)
t|n = 0.5 flours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
=5.0 Hours
19.3
19.0
18.7
19.5
17.0
17.5
18.1
.45
.79
.88
.92
.93
.95
.96
29.49
27.59
17.87
>5.74
!4.05
!5.78
28.00
10,621
10,775
10,804
11,030
11,315
10,795
10,553
3.35
2.27
1.90
1.28
1.24
1.26
1.70?
2.80
(2.76)**
1.59
1.15
0.47
0.43
0.46
0.17?
0.20
0.22
0.23
0.25
0.26
0.33
0.20?
0.35
0.46
0.52
0.56
0.55
0.47
1.33?
2,76
1.80
1.57
1.03
0.91
1.06
1.38
28
(31)**
59
70
88
89
88
7
30
58
68
85
86
87
72?
Processed Coal Composition
L-R Processed Coal 126.64
L-R + "Settler" (A6) Proc. Coal (t£ = 16) J25.77
10,737
10,785
1.53
1.26
0.73
0.40
0.37
0.44
0.43
0.42
1.54
1.43
81
90
81
90
ro
t The coal was processed in acidified (2 wt. % H2S04) reagent.
*> **( *** See Experiment No. 1, Table A-l
-------
TABLE A-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 12, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
ro
en
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1606
1515
98
9
1
1623
-17
101
6388
16
802
107
11742
9094
28149
4650
1276
11
11508
9034
492
363
16
27349
799
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
73
16
6
31
20
73
0
100
64
316
379
18
5
239
61
0
19
26
369
11
97
-------
TABLE A-3. L-R PROCESSING OF 100 MESH X 0 L. K. COAL AS 33 MT. % SLURRY
IN § WT. % Fe REAGENT (IRON SULFATE) AT 120°C AND 100 PSIG (85 PSI 02)
RATE DATA
EXPERIMENT NO. 13T: tm = 1.0 Hour, tL_R = 1.0 Hour, t$ = 19 Hours (^50% of Coal); Starting Y =.73; Starting FET = 4.91 Wt. %
Reaction Time,* Hours
(t " time in mixer;
tL R = titne under L'R
processing;
t$ = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sampl e
Slurry
Composition
Wt. %
Solids
31.3
Y
(Fe+3/Fe)
.73
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content}
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron.
Fe
3.98
i-06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, _R = 0.0 Hours
(tm = 1.0 Hour)
t, _R = 0.5 Hours
• 1.0 Hour
30.0
28.6
28.4
.33
.60
.78
50.16
>9.01
17.58
10,449
10,528
10,803
/
3.80
2.98
2.29
3.29
(3.46)**
2.26
1.42
0.12
0.25
0.34
0.39
0.47
0.53
3.53
2.66
2.06
15
(12)**
42
63
16
41
61
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (A6) Proc. Coal (ts = 19)
26.31 lo,956
25. 50 |l, 145
2.11
1.71
1.44
0.94
0.26
0.28
0.41
0.49
2.00
1.52
63
76
63
74
ho
CTl
t The coal was processed in acidified (2 wt. % H2$04) reagent
*, **, *** see Experiment No. 1, Table A-l
-------
TABLE A-3. (CONTINUED) . PROCESS MASS BALANCE DATA IN GRAMS
Exp. 13, L.K. 100 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
ro
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2592
2493
130
32
4
2659
-67
103
5229
26
853
162
17930
15831
40031
4327
494
4
17653
14368
713
25
871
38455
1576
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
117
44
5
42
25
116
2
99
103
257
360
41
5
217
23
0
17
44
348
12
97
-------
TABLE A-3. (CONTINUED)
RATE DATA
EXPERIMENT NO. 14f: tm
Reaction Time,* Hours
(t = time in mixer;
t. p = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
= 1.0 Hour, tL_R = 2.0 Hours, t$ = 20 Hours (-*Q% of Coal); Starting Y = .75; Starting FET = 4.98 Wt.%
Sample
SI urry
Composition
Wt. %
Solids
31.4
Y
-(Fe^/Fe)
.75
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content^
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Reactor Samples
t, R =0.0 Hours
(t =1.0 Hour)
m
t^_n =0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
34.0
32.2
31.5
30.2
30.6
.34
.52
.70
.83
.89
>9.7J
!6.96
'6.59
!6.42
>6.09
10,518
10,879
10,870
11,003
10,965
3.97
2.91
2.29
1.80
1.57
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
±.04
Organic
Sulfur,
S0
0.41
+_.07
Iron,
Fe
3.98
+..06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
3.48
(3.42)**
2.33
1.59
0.99
0.47?
0.18
0.24
0.24
0.30
0.16
0.31
0.34
0.46
0.50
0.94?
3.36
2.51
1.79
1.46
1.27
10
(13)**
40
59
74
?
13
42
58
73
75
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (ts = 20)
25.30
27.85
11,079
10,721
1.79
1.68
0.83
0.78
0.28
0.31
0.68
0.59
1.55
1.51
79
80
72
76
ro
oo
t The coal was processed in acidified (2 wt. % H2S04) reagent.
*s **9 *** see Experiment No. 1, Table A-l
-------
TABLE A-3. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 14, L.K. 100 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
ro
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2693
2561
143
18
3
2725
-32
101
5463
27
639
161
19008
13255
38553
3924
728
2
18678
12386
582
441
176
36917
1636
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 122
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 38
SULFUR SAMPLES 8
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 46
SULFUR RECOVERED WITH ORGANIC SOLVENT 26
TOTAL SULFUR RECOVERED 118
LOSS (INPUT - RECOVERED) 4
PERCENT RECOVERY OF SULFUR 97
OVERALL IRON BALANCE
STARTING COAL IRON 107
STARTING REAGENT IRON 272
TOTAL IRON INPUT 379
PROCESS COAL IRON 35
SAMPLE COAL IRON 7
REAGENT FILTRATE IRON 220
SAMPLE FILTRATE IRON 38
FOAM MATERIALS IRON 0
REACTOR WASH IRON 14
WASH FILTRATE IRON 58
TOTAL IRON RECOVERED 371
LOSS (INPUT - RECOVERED) 8
PERCENT RECOVERY OF IRON 98
-------
TABLE A-3. (CONTINUED)
EXPERIMENT NO. 15: Starting FET 4.2 Wt. %; Starting Y = 0.88; tm= 1 .6 Hours, t
Reaction Time,* Hours
(t = time in mixer;
tL R = t1me under L"R
processing;
tg = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
^33
Y
(Fe+3/Fe)
0.88
D = 3.0 Hours, tf = 0
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
*L-R = °'° Hours
(t =1.6 Hours)
t. _R = 0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
•3.0 Hours
32
33
32
34
35
33
0.23
0.29
0.45
0.59
0.65
0.84
>8.44
>6.95
!6.60
!9.18
18.13
!8.89
10,844
10,962
11,016
10,629
10,734
10,416
.364
3.20
2.85
2.58
2.31
2.35
3.19
(3.37)**
2.59
2.19
2.08
1.67
1.09
0.11
0.11
0.16
0.19
0.20
0.75
0.34
0.56
0.50
0.31
0.44
0.51
3.14
2.68
2.53
2.68
2.42
2.91
18
(14)**
33
44
46
57
72
20
30
42
50
57
70
Processed Coal Composition
L-R Processed Coal { j^ jjt
27.12
26.92
10,567
10,599
2.05 1 0.80 1 0.52
1.85 | 0.78 | 0.58
0.73 1 2.54 1 79 I 72
0.49 | 2.24 1 80 J 78
CO
o
*t **, *** see Experiment No. 1, Table A-l
t Batch B was "washed" with spent reagent (30 min. reflux) in the first of two-stage washing (the second stage was
water washed); otherwise, the two batches were identically processed.
-------
TABLE A-3. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 15, L.K. 100 x 0 MESH, 33 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
3677
3380
184
74
6
3644
33
99
9867
37
788
258
16277
15327
42554
5085
988
55
18639
14121
943
732
139
40702
1851
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 167
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 48
SULFUR SAMPLES 18
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 59
SULFUR RECOVERED WITH ORGANIC SOLVENT 31
TOTAL SULFUR RECOVERED 156
LOSS (INPUT - RECOVERED) H
PERCENT RECOVERY OF SULFUR 93
OVERALL IRON BALANCE
STARTING COAL IRON 146
STARTING REAGENT IRON^ 309
TOTAL IRON INPUT 455
PROCESS COAL IRON 68
SAMPLE COAL IRON 17
REAGENT FILTRATE IRON 107
SAMPLE FILTRATE IRON 41
FOAM MATERIALS IRON 0
REACTOR WASH IRON 12
WASH FILTRATE IRON 164
TOTAL IRON RECOVERED 408
LOSS (INPUT - RECOVERED) 47
PERCENT RECOVERY OF IRON 90
-------
TABLE A-3. (CONTINUED)
EXPERIMENT NO. 16T: tm = 1.3 Hours, t,__R = 5 Hours, t$ = 17 Hours (^50% of Coal); Starting FET = 5.27 Wt. %; Starting Y = 1.0
Reaction Time,* Hours
(t = time in mixer;
t. p = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.2
Y
(Fe+3/Fe)
1.0
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
±.06
Pyritic
Sulfur,
SD
3.88
+_.09
Sulfate
Sulfur,
ss
0.24
±.04
Organic
Sulfur,
S0
0.41
+.07
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, R = 0.0 Hours
(tm =1.3 HOUBS)
tL_R =0.5 Hours
« 1.0 Hour
=1.5 Hours
=2.0 Hours
•3.0 Hours
=5.0 Hours
32.6
32.2
31.3
30.5
30.2
31.5
30.8
.34
.60
.83
.87
.90
.93
.94
29.71
29.84
27.80
26.89
27.10
27.32
27.22
10,460
10,577
10,778
10,812
10,688
10,645
10,469
3.37
2.64
2.07
1.76
1.56
1.53
1.65
2.76
(3.13)**
2.22
1.42
0.74
1.03
0.68
0.32
0.14
0.18
0.28
0.34
0.36
0.44
0.67
0.47
0.24
0.37
0.68
0.17
0.41
0.66
2.79
2.34
1.71
1.43
1.65
1.56
1.87
29
(21)**
43
63
81
73
82
92
28
48
65
74
80
83
86
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (t£ = 17)
29.43
28.45
10,029
10,183
1.89
1.60
1.10?
0.37
0.55
0.55
0.24
0.68
2,46
2.00
72?
90
77
84
CO
ro
t The coal was processed in acidified (2 wt.
*t **f *** see Experiment No. 1, Table A-l
,) reagent.
-------
TABLE A-3. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 16, L.K. 100 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT 2613
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2405
PYRITE DISSOLVED DURING REACTION 149
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -9
COAL DISSOLVED IN SOLVENT 3
TOTAL SOLIDS RECOVERED 2548
LOSS (INPUT - RECOVERED) 65
PERCENT RECOVERY OF SOLIDS 98
OVERALL LIQUIDS BALANCE
w REAGENT 5285
w COAL MOISTURE 26
RINSE AND FILTER PAPER WATER 538
DISSOLVED ASH AND PYRITE 140
WASH WATER 19394
SOLVENT 11885
TOTAL LIQUIDS IN 37268
FILTRATE REAGENT 3557
SAMPLE AND FOAM REAGENT 968
DEPOSITED REAGENT 42
WASH FILTRATES 18882
ORGANIC FILTRATES 11029
AZEOTROPE AND ORGANIC FILTRATE WATER 419
LIQUIDS IN DRYER TRAPS 607
LIQUIDS ON EQUIPMENT 147
TOTAL LIQUID RECOVERED 35651
LOSS (IN - RECOVERED) 1617
PERCENT RECOVERY OF LIQUIDS 96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR H8
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 29
SULFUR SAMPLES 9
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 48
SULFUR RECOVERED WITH ORGANIC SOLVENT 28
TOTAL SULFUR RECOVERED 114
LOSS (INPUT - RECOVERED) 5
PERCENT RECOVERY OF SULFUR 96
OVERALL IRON BALANCE
STARTING COAL IRON 104
STARTING REAGENT IRON 279
TOTAL IRON INPUT 383
PROCESS COAL IRON 45
SAMPLE COAL IRON 8
REAGENT FILTRATE IRON 192
SAMPLE FILTRATE IRON 52
FOAM MATERIALS IRON 0
REACTOR WASH IRON 13
WASH FILTRATE IRON 37
TOTAL IRON RECOVERED 347
LOSS (INPUT - RECOVERED) 35
PERCENT RECOVERY OF IRON 91
-------
TABLE A-4. L-R PROCESSING OF 100 MESH X 0 L. K. COAL AT 50 PSIG (35 PSI 00)
AND 120°C (33 WT. % SLURRY, 5 WT. % Fe REAGENT)2
RATE DATA
EXPERIMENT NO. 17f: tm = 1.4 Hours, t,__R =
Reaction Time,* Hours
(t = time in mixer;
*L R = time under L"R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
SI urry
Composition
Wt. %
Solids
31.1
Y
(Fe+3/Fe)
.96
= 2.0 Hours, ts = 19 Hours (^50% of Coal); Starting Y = .96 and FET = 4.97 Wt. %
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t,R =0.0 Hours
(tm = 1.4 Hours)
tL-R = °'5 Hours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
33.3
32.8
32.2
31.4
31.0
.35
.58
.68
.79
.85
31.10
30.76
29.90
29.55
28.04
9,924
10,151
10,376
10,431
10,440
3.66
3.11
2.24
1.80
1.62
3.20
(3.15)**
2.32
1.63
0.97
0.77
0.16
0.26
0.25
0.29
0.34
0.30
0.53
0.36
0.54
0.51
3.20
2.64
2.02
1.77
1.43
18
(20)**
40
58
75
80
21
38
60
72
78
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (ts = 19)
27.55
26.91
10,799
10,844
1.67
1.43
0.78
0.58
0.30
0.33
0.59
0.52
1.65
1.39
80
85
76
83
co
t The coal was processed in acidified (2 wt. % H2S04) reagent.
*t **> *** see Experiment No. 1, Table A-l
-------
TABLE A-4. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 17, L.K. 100 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 50 PSIG (35 PSI 02) 2 PCT H2S04
co
en
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2748
2657
167
133
3
2960
-212
108
5654
27
703
300
19266
8195
34146
4181
759
-0
19000
7277
257
270
153
31896
2250
93
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
124
28
8
53
22
111
13
89
109
281
390
27
7
234
41
0
10
55
374
16
96
-------
TABLE A-5. L-R PROCESSING OF TOO MESH X 0 L. K. COAL AT 110°C AND 100 PSIG (94 PSI 00)
RATE DATA
EXPERIMENT NO. 18: FET = 5.17 Wt. X; Y = 0.80; 20 wt. % Slurry; t, - 1.5 Hours; t. D = 3.0 Hours; t = 0
Reaction Time,* Hours
(t = time in mixer;
t,_R = time under L-R
processing;
t$ = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
18.6
Y
(Fe*3/Fe)
0.80
Coal Composition kit. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content)
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
tL-R = °'° Hours
(t =1.5 Hours)
m
t,R = 0.5 Hours
•1.0 Hour
=1.5 Hours
=2.0 Hours
»3.0 Hours
19.2
18.7
1.8.1
18.1
18.2
17.3
0.50
0.62
0.71
0.84
0.89
0.93
28.89
27.49
27.51
26.73
26.65
28.69
10,689
10.939
10,864
10,968
10,944
10,366
3.78
3.19
2.75
2.04
1.74
1.66
3.42
(3.33)**
2.63
2.01
1.41
0,93
0.65
0.11
0.10
0.14
0.18
0.29
0.47
0.29
0.46
0.60
0.45
0.52
0.54
3.53
2.96
2.62
2.08
1.83
2.24
12
(16)**
32
48
64
76
83
15
31
44
63
74
80
Processed Coal Conposition
L-R Processed Coal {gj^ Jt
27.54
27.05
10,515
10,508
1.92
1.52
0.77
0.43
0.57
0.25
0.58
0.84?
2.52
2.00
80
89
76
78
co
*t **, *** see Experiment No. 1, Table A-l
t Batch B was "washed" with spent reagent (30 min. reflux) in the first of two stages of washing
(the second stage was a hot water wash); otherwise, the two batches were identically processed.
-------
TABLE A-5. (CONTINUED)
PROCESS MASS BALANCE DATA IN GRAMS
Exp. 18, L.K. 100 x 0 MESH, 20 PCX SLURRY (NOMINAL), 110C, 100 PSIG (94 PSI 02)
CO
—i
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1799
1645
93
35
3
1776
23
99
9959
18
756
128
11971
9627
32459
5726
1594
22
14551
8872
486
356
69
31676
783
98
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
81
22
8
30
17
77
4
95
72
374
446
31
8
150
62
14
13
156
434
12
97
-------
TABLE A-5. (CONTINUED)
EXPERIMENT NO. 19: FET = 4.67 Wt. S; Y = 0.87; 20 Wt. % Slurry; t = 1.5 Hours, t. D = 5 Hours, t = 0
m L~K s
Reaction Time,* Hours
(t - time in mixer;
t. R = time under L-R
processing;
tg = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
IB. 7
Y
(Fe+3/Fe)
0.87
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Reactor Samples
t, _R = 0.0 Hours
(tm =1.5 Hours)
tL_R = 0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
=5.0 Hours
18.9
19.2
19.0
18.5
19.3
19.6
19.9
0.54
0.63
0.75
0.83
0.81
0.91
0.93
28.27
28.19
27.30
27.48
27.61
28.36
28.93
10,809
10,811
10,775
10,926
10,300
10,063
9,620
3.69
3.14
2.61
2.34
1.92
2.14
2.34
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
so
0.41
+.07
Iron,
Fe
3.98
+.06
% Sp Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
2.95
(3.30)**
2.40
2.12
1.39
0.89
0.65
0.34
0.13
0.14
0.05
0.34
0.48
0.88
1.35
0.61
0.60
0.53
0.6?
0.55
0.61
0.65
3.22
2.95
2.51
2.53
2.25
2.87
4.01
24
(17)**
38
45
64
77
83
91
19
34
43
60
74
79
86
Processed Coal Composition
28.801 10,146
27.59| 10,154
2.02
2.25
0.64
0.46
0.88
1.06
0.50
0.73?
3.80 1 84
3.74 1 88
82
80
CO
CO
** ***
see Experiment No. 18
-------
TABLE A-5. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 19, L.K. 100 x 0 Mesh, 20 PCT SLURRY (NOMINAL), 110C, 100 PSIG (94 PSI 02)
CJ
10
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1860
1625
100
62
2
1789
71
96
9728
19
774
162
10612
6818
28113
4729
2446
73
12617
6200
454
354
54
26927
1186
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
84
19
10
32
14
75
10
89
74
348
422
50
10
102
68
38
24
120
413
9
98
-------
TABLE A-6. L-R PROCESSING OF TOO MESH X 0 L. K. COAL AT 130°C AND TOO PSIG (76 PSI (U
RATE DATA
EXPERIMENT NO. 20: 1^-1.6 Hours, tL_R = 2.0 Hours, tg = 19 Hours (8.SO
!8.72
11,290
11,558
10,286
9,709
9,479
3.33
2.80
3.09
3.47
3,53
2.56
(2.80)**
1.55
1.42
1.09
1.01
0.25
0.50
1.11
1.86
2.18
.52
.75
.56
.52
.34
2.95
2.89
4.20
6.10
6.85
34
(29)**
60
63
72
74.
32
52
60
70
76
Processed Coal Composition
L-R Processed Coa! { *£* ^t
L-R + "Settler" (AG) / Batch B
Proc. Coal (t =19)1 Batch B1T
29.84
25.99
26.96
24.81
9,448
11,122
0,461
1,044
3.44
1.83
2.16
1.53
1.00
0.88
0.56
0.43
1.88
0.29
1.01
0.41
0.56
0.66
0.59
0.69
5.82
1.69
3.26
1.54
74
77
86
89
71
71
81
82
*t **f *** see Experiment No. 1, Table A-l
t Batches Al and Bl were acid-washed (0.1N
H2S04) after normal processing was completed.
-------
TABLE A-6. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 20, L.K. 100 x 0 MESH, 20 PCT SLUSHY (NOMINAL), 130C, 100 PSIG (76 PSI 02)
OVERALL SOLIDS BALANCE
DRY COAL INPUT
1828
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 1728
PYRITE DISSOLVED DURING REACTION 106
ASH (NON-PYRITIC) DISSOLVED DURING REACTION 25
COAL DISSOLVED IN SOLVENT 7
TOTAL SOLIDS RECOVERED 1867
LOSS (INPUT - RECOVERED) -39
PERCENT RECOVERY OF SOLIDS 102
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
7398
18
490
132
12391
12904
33333
5849
1080
125
12336
12341
432
518
39
32720
613
98
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
83
24
8
34
16
82
0
99
73
241
314
73
10
168
32
0
9
18
310
4
99
-------
TABLE A-6. (CONTINUED)
RATE DATA
EXPERIMENT NO. 21: Starting FET = 3.24 Wt. % and Y = 1.0; t = 1.6 Hours, t. D - 3.0 Hours, tc - (AG and NAG) = 21 Hours
mi in L-K s
Reaction Time,* Hours
(t = time in mixer;
tL_R = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
18.9
Y
(Fe+3/Fe)
1.0
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyrltic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, R = 0.0 Hours
(tm = 1.6 Hours)
t, _R = 0.5 4tours
- 1.0 Hour
=1.5 Hours
=2.0 Hours
»3.0 Hours
18.5
19.3
19.1
19.1
19.6
19.6
.28
.53
.70
.78
.82
.86
25.68
27.53
26.90
25.98
26.19
27.93
11,061
10,532
10.402
10,018
10,029
9,365
2.95?
3.06
2.80
2.67
2.74
3.12
2.49
(2.93)**
1.69
1.09
0.80
0.51
0.57
.24
.70
1.14
1.54
1.89
2.13
.22
.67
.57
.33
.34
.42
2.69
3.61
4.07
4.73
5.37
6.18
36
(26)**
56
72
79
87
85
41?
50
68
82
89
86
Processed Coal Composition
L-R Processed Coal Batch Af
L-R +ft!et^ifoc- { K3 c iSS)
Batch A (Acid-Washed)1"
29.51
28.19
26.185
26.17
9,407
10,448
10,347
10,865
3.43
1.98
2.32
1.75
1.04
0.73
1.04
0.91
2.00
0.47
0.92
0.37
.39
.78
.36
0.47
6.04
1.95
3.42
1.80
73
81
73
77
74
72
75
76
ro
*_ **s *** see Experiment No. 1, Table A-l
t 25% of the coal was only L-R processed; the remaining was L-R + "settler" processed (1/2 in a stirred vessel and
1/2 in a quiescent vessel, both at 90°C).
-------
TABLE A-6. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 21, L.K. 100 x 0 Mesh, 20 PCT SLURRY (NOMINAL), 130C, 100 PSIG (76 PSI 02)
CO
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1986
1881
111
31
5
2028
-42
102
8045
20
533
142
9866
12481
31087
5725
1501
97
9922
11637
489
559
85
30015
1072
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 90
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 26
SULFUR SAMPLES 8
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 36
SULFUR RECOVERED WITH ORGANIC SOLVENT 19
TOTAL SULFUR RECOVERED 90
LOSS (INPUT - RECOVERED) 0
PERCENT RECOVERY OF SULFUR 100
OVERALL IRON BALANCE
STARTING COAL IRON 79
STARTING REAGENT IRON 261
TOTAL IRON INPUT 340
PROCESS COAL IRON 62
SAMPLE COAL IRON H
REAGENT FILTRATE IRON 194
SAMPLE FILTRATE IRON 42
FOAM MATERIALS IRON 0
REACTOR WASH IRON 10
WASH FILTRATE IRON 24
TOTAL IRON RECOVERED 344
LOSS (INPUT - RECOVERED) ~4
PERCENT RECOVERY OF IRON 101
-------
TABLE A-7. L-R PROCESSING OF 100 MESH X 0 L. K. COAL WITH IRON SULFATE REAGENT
TO WHICH WETTING AND DEFOAMING AGENTS* WERE ADDED
RATE DATA
EXPERIMENT NO. 22: 20
Reaction Time, Hours
(t = time in mixer;
t. R = time under L-R
processing;
ts = time 1n settler)
Starting Coal (5 Sample
Average) and Slurry
Wt. % Slurry, 5 Wt. % Fe in Reagent, 120°C, 100 PSIG, 85 PSI 02; t$ = 21 Hours
Sample
Slurry
Composition
Wt. %
Solids
19.2
Y
(Fe+3/Fe)
IvO
Coal Composition Wt. % (Except Heat Content), Dry
Ash
!9.62
+.66
Heat
Content?
Btu/Lb
10,573
+ 91
Total
Sulfur,
St
4.52
+.05
Pyritic
Sulfur,
SD
4.03
+ .03
Sulfate
Sulfur,
ss
0.08
+.02
Organic
Sulfur,
S0
0.41
+.04
Iron,
Fe
3.97
+.12
% S Removal
Based on
Analyzed
SD
Based on
Corrected
SD***
Reactor Samples
t^_R =0.0 Hours
(t * 1.5 Hours)**
*L-R = °'5 Hours
" 1 .0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
19.2
18.7
18.3
18.5
18.4
VI 8
.77
.76
.81
.87
.85
.90
13.61?
17.79
17.55
17.30
!6.75
!6.55
10,013
?
10,757
10,773
10,729
10,518
6.01?
3.67
3.33
2.99
2.71
2.66
5.29?
(5.64)f
2.96
2.62
2.28
1.74
1.38
0.16
0.28
0.39
0.54
0.64
0.84
0.56
0.43
0.32
0.17
0.33
0.44
5.15?
3.40
3.29
3.36
3.26
3.50
?
. (12)f
27
35
43
57
66
?
27
38
50
59
66
Processed Coal Compost t ion
L-t«s-'s«tjer- P*. BSJ1K, p£
10,692
10,623
2.57
2.58
TT55
1.41
0.53
0.55
0.49
0.62
2.59
2.48
62
65
60
60
The wetting agent used was Cyanamid's C-61 Aerosol (0.46 % of slurry weight); the defoaming agent
was Crucible's Foamkill 617 M (0.24 % of slurry weight).
**
Slurry heating time from 65° to 120°C.
*** Corrected for abnormal organic sulfur content (See Experiment No. 1, Table A-l).
t Computed from Fe production.
-------
TABLE A-7. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 22, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) DEFOAMING AGENTS USED
-fa.
tn
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1901
1761
83
26
15
1886
15
99
7603
19
119
109
8135
8309
24294
5215
1143
35
8130
7583
228
479
184
22996
1298
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
86
32
9
27
6
73
12
85
75
388
463
39
9
245
55
0
11
38
397
66
86
-------
APPENDIX "B"
BENCH-SCALE DATA ON
SIMULTANEOUS COAL LEACHING-REAGENT REGENERATION (L-R)
PROCESSING OF 14 MESH TOP SIZE LOWER KITTANNING COAL
47
-------
TABLE B-l. L-R PROCESSING OF 14 MESH TOP SIZE L.K. COAL AS 20 WT. % SLURRY IN
ACIDIFIED (2 WT. % H«SO-) IRON SULFATE REAGENT (5 WT. % Fe) AT 120°C,
TOO PSIG (85 PSI 02)2 4
oo
RATE DATA
EXPERIMENT NO. 23: tm = 1.1 Hours, tL_R = 3.0 Hours, ts = 18 Hours
Reaction Time,* Hours
(t = time in mixer;
t. _- = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.0
Y
(Fe+3/Fe)
1.0
•v50% of Coal); Starting FET = 5.00 Wt. % and Y - 1.0
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+..07
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
*t-R = °'° Hours
(tm =1.1 Hours)
tip » 0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
• 3.0 Hours
19.1
18.8
18.6
17.9
18.3
N.A.
.59
.78
.88
.91
.92
.93
22.67
21.32
22.00
21.69
24.25
25.26
11,765
12.045
11,817
11,872
11,328
11,118
2.47
1.99
1.75
1.66
1.74
1.52
1.85
(2.96)**
1.21
1.01
0.79
0.91?
0.51
0.15
0.15
0.20
0.28
0.29
0.31
0.47
0.63
0.54
0.59
0.54
0.62
2.05
1.52
1.35
1.25
1.37
1.34
52
(25)**
69
74
80
77?
87
51
64
71
76
74?
82
Processed Coal Composition1"
L-R Processed Coal
L-R + "Settler" Processed Coal (AG)1"1^
24.52
23.32
11,216
11,479
1.51
1.43
0.68
0.52
0.29
0.30
0.54
0.61
1.34
1.29
82
87
80
82
t = "reaction time in mixer" (slurry mixing at 65-75"C + heating to 102°C + reflux for defoaming at 102°C + transfer
time to simultaneous leaching-regeneration (L-R) reactor + heating to L-R temperature).
t. n • reaction time under simultaneous Teaching-regeneration conditions (end of tm and start of L-R).
t = reaction time in "settler" (a portion of the L-R processed slurry was permitted to continue reaction in an agitated
or non-agitated surge tank at 90°C for the indicated time in hours).
** Coal S content and % S removal based on FE2 (ferrous ion) production during tm.
*** The % S removal is based on before and after processing coal analyses. Corrected Sp = Sp (Analyzed) + SQ (Analyzed)-0.43;
0.43% il the expected S0 content of processed coal details on this adjustment are presented in Volume I, page 28.
t The abnormally low ash-high heat content samples could be due to a non-representative starting coal sample.
tt Agitated (stirred) "settler" processing for 18 Hours (All "settler'1 processing was performed at 90°C).
-------
TABLE B-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 23, L.K. 14 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1953
1791
112
78
3
1984
-31
102
7889
20
502
190
18084
11212
37897
6093
1014
1
17923
10536
260
645
85
36557
1339
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
88
23
4
36
20
82
6
93
78
394
472
21
3
314
51
0
29
28
446
26
94
-------
TABLE B-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 24: Starting Reagent Iron, FET = 4.94; Starting Y = 0.87; t = 1.5 Hours, tT _ = 5 Hours, t - 0
Reaction Time,* Hours
(t = time in mixer;
V-R = t1me under L~R
processing;
t$ = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
18.8
Y
(Fe+3/Fe)
.87
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content*
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+_.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Reactor Samples
t. _R = 0.0 Hours
(%, =1.5 Hours)
*L-R = 1>0 Hours
• 2.0 Hour
=5.0 Hours
16.9
12.9
18.1
17.5
.49
.87
.94
.95
24. 211
24.59
25.29
24.09
11,423T
11,355
10,813
11,399
2.30
1.65
1.70
1.53
1.62
(3.04)**
0.75
0.60
0.49
0.27
0.32
0.65
0.40
0.41
0.58
0.45
0.64
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
2.04
1.46
1.82
1.41
58?
(23)**
81?
85?
87
59?
77?
84?
82
Processed Coal Composition
L-R Processed Coal
25. 18"J 10,831 I 1.46
0.46
0.59
0.41
1.83 I 88 1 89
en
o
*t **, *** see Experiment No. 23, Table B-l
t Low ash-high heat content samples (see footnote in Experiment No. 23)
-------
TABLE B-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 24, L.K. 14 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1886
1800
126
27
3
1956
-70
104
7512
19
775
153
10569
5884
24912
6466
632
35
10299
5354
306
494
241
23827
1085
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
85
29
2
40
12
83
2
97
75
371
446
31
2
322
32
0
14
45
446
-0
100
-------
TABLE B-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 25: Starting FET = 4.80 Wt. %; Starting Y = 0.94; f- 1.2 Hours, tT - 6 Hours, t = 0
Reaction Time,* Hours
(t = time in mixer;
t,_R = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.1
Y
(Fe+3/Fe)
.94
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Contentj
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
3.88
+.09
Sulfate
Sulfur,
0.24
+.04
Organic
Sulfur,
0.41
+.07
Iron,
Fe
3.98
+.06
% Sp Removal***
Based on
Analyzed
Based on
Corrected
Reactor Samples
t, R = 0.0 Hours
(t =1.2 Hours)
m
tL_R =1.0 Hours
- 2,0 Hour
= 6. 0 Hours
18.2
18.3
18.8
17.1
.56
.87
.93
.96
27.76
25.88
27.05
27.48
10,905
11,092
10,823
10,442
2.57
1.68
1.62
1.57
2.04
(3.02)**
0.88
0.74
0.69
0.16
0.27
0.33
0.59
0.37
0.53
0.55
0.29
Processed Coal Composition
L-R Processed Coal
28.49
10,415
1.48
0.69
0.42
0.37
2.25
1.36
1.34
1.59
47?
(24)**
77?
81
82
82
49?
75?
78
86
,
84
01
ro
*t **, *** see Experiment No. 23, Tabip 0-1
-------
TABLE B-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 25, L.K. 14 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCX H2S04
en
CO
OVERALL SOLIDS BALANCE
DRY COAL INPUT 1983
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 1855
PYRITE DISSOLVED DURING REACTION 121
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -22
COAL DISSOLVED IN SOLVENT 1
TOTAL SOLIDS RECOVERED 1955
LOSS (INPUT - RECOVERED) 28
PERCENT RECOVERY OF SOLIDS 99
OVERALL LIQUIDS BALANCE
REAGENT 8005
COAL MOISTURE 20
RINSE AND FILTER PAPER WATER 559
DISSOLVED ASH AND PYRITE 99
WASH WATER 13783
SOLVENT 4783
TOTAL LIQUIDS IN 27249
FILTRATE REAGENT 6457
SAMPLE AND FOAM REAGENT 673
DEPOSITED REAGENT 18
WASH FILTRATES 13483
ORGANIC FILTRATES 4078
AZEOTROPE AND ORGANIC FILTRATE WATER 356
LIQUIDS IN DRYER TRAPS 325
LIQUIDS ON EQUIPMENT 185
TOTAL LIQUID RECOVERED 25575
LOSS (IN - RECOVERED) 1674
PERCENT RECOVERY OF LIQUIDS 94
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 90
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 33
SULFUR SAMPLES 3
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 39
SULFUR RECOVERED WITH ORGANIC SOLVENT H
TOTAL SULFUR RECOVERED 85
LOSS (INPUT - RECOVERED) 5
PERCENT RECOVERY OF SULFUR 94
OVERALL IRON BALANCE
STARTING COAL IRON 79
STARTING REAGENT IRON 384
TOTAL IRON INPUT 463
PROCESS COAL IRON 28
SAMPLE COAL IRON 2
REAGENT FILTRATE IRON 345
SAMPLE FILTRATE IRON 33
FOAM MATERIALS IRON 1
REACTOR WASH IRON 19
WASH FILTRATE IRON 44
TOTAL IRON RECOVERED 473
LOSS (INPUT - RECOVERED) -10
PERCENT RECOVERY OF IRON 102
-------
TABLE B-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 26: Starting FET = 5.02 Wt. %; Starting Y = 0.95; t =1.3 Hours, tT _ -= 8 Hours, t - 0
TO L— K S
Reaction Time,* Hours
(t = time in mixer;
*L R = t1me under L"R
processing;
t& = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Sol ids
19.0
Y
(Fe+3/Fe)
.95
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+..09
Sulfate
Sulfur,
ss
0.24
±.04
Organic
Sulfur,
So
0.41
+.07
Iron*
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, R = 0.0 Hours
(t =1.3 Hours)
m
*L-R = 1>0 Hours
- 2.0 Hour
=5.0 Hours
= 8.0 Hours
18.9
18.5
18.4
18.0
18.6
.55
.89
.93
.96
.96
'6.45
!6.42
15.84
15.17
!8.93
11,133
11,133
11,063
10,917
10,226
2.42
1.70
1.44
1.50
1.58
1.80
(2.98)**
1.06
0.61
0.39
0.61
0.28
0.26
0.29
0.46
0.55
0.42
0.38
0.54
0.65
0.42
2.06
1.62
1.23
1.31
1.67
54
(25)**
73
84
90
84
54?
74?
81
84
84
Processed Coal Composition
L-R Processed Coal J25.22
10,870 1 1.23
0.35 1 0.45
0.42 1 1.46
91 1 91?
*> **j *** see Experiment No. 23, Table B-l
-------
TABLE B-l . (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 26, L.K. 14 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
en
en
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1884
1848
131
-0
2
1981
-97
105
7608
19
575
131
11119
5638
25090
6128
797
22
11075
5C72
388
585
170
24238
852
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
85
27
3
42
10
82
3
97
75
382
457
25
3
317
41
0
13
46
445
12
97
-------
TABLE B-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 27: Repeat of Experiment No. 26 (Except for Small Difference in FET & t )
Reaction Time,* Hours
(t = time in mixer;
*L R = time under L"R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.2
Y
(Fe+3/Fe)
.94
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+_60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Reactor Samples
t, R = 0.0 Hours
(t =1.4 Hours)
m
*L-R = ^'° ^°urs
- 2.0 Hour
=5.0 Hours
=8.0 Hours
20.8
19.6
18.3
19.2
19.5
.57
.87
.93
.95
.96
51.02
50.48
!9.45
50.40
51.39
10,328
10,191
10,267
10,080
9,625
3.17
2.25
1.90
1.51
1.79
2.64
(3.07)**
1.61
1.21
0.58
0.67
Sulfate
Sulfur,
ss
0.24
±.04
Organic
Sulfur,
S0
0.41
+_.07
-
0.22
0.19
0.25
0.61
0.77
0.31
0.45
0.44
0.32
0.35
Processed Coal Composition
L-R Processed Coal J29.38 1 0.1 12
1.92
0.66
0.84
0.42
Iron,
Fe
3.98
+.06
2.77
2.05
1.65
1.70
2.19
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
32
(22)**
59
69
85
83
83
35
58?
69?
88
85
83
en
01
*> **s *** see Experiment No. 23, Table B-l
-------
TABLE B-l. (CONTINUED) , PROCESS MASS BALANCE DATA IN GRAMS
Exp. 27, L.K. 14 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
en
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1733
1640
108
-35
1
1714
19
99
7021
17
427
72
11566
4084
23188
5518
794
53
11428
3306
269
450
466
22284
904
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 79
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 28
SULFUR SAMPLES 4
SULFUR DISSOLVED (AS SOA) IN LEACH REAGENT 35
SULFUR RECOVERED WITH ORGANIC SOLVENT 8
TOTAL SULFUR RECOVERED 75
LOSS (INPUT - RECOVERED) 4
PERCENT RECOVERY OF SULFUR 95
OVERALL IRON BALANCE
STARTING COAL IRON 69
STARTING REAGENT IRON 364
TOTAL IRON INPUT 433
PROCESS COAL IRON 40
SAMPLE COAL IRON 4
REAGENT FILTRATE IRON 277
SAMPLE FILTRATE IRON 42
FOAM MATERIALS IRON 0
REACTOR WASH IRON 15
WASH FILTRATE IRON 35
TOTAL IRON RECOVERED 413
LOSS (INPUT - RECOVERED) 21
PERCENT RECOVERY OF IRON 95
-------
TABLE B-2. L-R PROCESSING OF 14 MESH TOP SIZE L. K. COAL AS 33 VJT. % SLURRY IN
ACIDIFIED (2 WT. % H?SO.) IRON SULFATE REAGENT (5 WT. % Fe) AT 120°C,
100 PSIG (85 PSI 02)Z 4
RATE DATA
EXPERIMENT NO. 28: Starting FET = 4.99 Wt.%, Y = 0.71; t = 1.3 Hours, tT _, = 1 Hour, t = 20 Hours (^50% of coal)
m L— K s
Reaction Time,* Hours
(t = time in mixer;
t. „ = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.7
Y
(Fe+3/Fe)
.71
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+_.46
Heat
Content,
Btu/Lb
10,275
+.60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+..07
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t,R = 0.0 Hours
(tm =1.3 Hours)
t, „ = 0.5 Hours
- 1.0 Hour
31.9
29.9
30.4
.33
.55
.72
51.96
29.53
26.19
10,314
10,527
11,005
3.89
3.16
2.08
3.42
(3.49)**
2.36
1.21
0.12
0.31
0.31
0.35
0.49
0.56
3.46
2.84
1.97
12
(11)**
39
69
14
38
65
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (t$ = 20)
28.23
27.38
10,689
10,961
2.45
2.13
1.55
1.17
0.39
0.32
0.51 1 2.47
0.64 1 1.98
60
70
58
64
en
CO
9 **> *** see Experiment No. 23, Table B-l
-------
TABLE B-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 28, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT 2888
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2775
PYRITE DISSOLVED DURING REACTION 131
ASH (NON-PYRITIC) DISSOLVED DURING REACTION 2
COAL DISSOLVED IN SOLVENT 5
TOTAL SOLIDS RECOVERED 2913
LOSS (INPUT - RECOVERED) -25
PERCENT RECOVERY OF SOLIDS 1Q1
OVERALL LIQUIDS BALANCE
REAGENT 5683
S COAL MOISTURE 29
RINSE AND FILTER PAPER WATER 775
DISSOLVED ASH AND PYRITE 133
WASH WATER 19742
SOLVENT 12279
TOTAL LIQUIDS IN 38641
FILTRATE REAGENT 4756
SAMPLE AND FOAM REAGENT 43°
DEPOSITED REAGENT 18
WASH FILTRATES 19520
ORGANIC FILTRATES 11317
AZEOTROPE AND ORGANIC FILTRATE WATER 535
LIQUIDS IN DRYER TRAPS 290
LIQUIDS ON EQUIPMENT 505
TOTAL LIQUID RECOVERED 37371
LOSS (IN - RECOVERED) 1270
PERCENT RECOVERY OF LIQUIDS 97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
131
57
5
42
24
128
3
98
115
284
399
58
5
245
21
0
15
50
394
4
99
-------
TABLE B-2. (CONTINUED)
RATE DATA
EXPERIMENT NO. 29: Starting FET •= 4.98 Wt.%; Y = 0.80; t = 1.2 Hours, tL_R = 1.5 Hours, t - 22 Hours (^50% of Coal)
Reaction Time,* Hours
(t = time in mixer;
t,_R = time under L-R
processing;
tg = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.3
Y
-(Fe+3/Fe)
.80
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
±.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, R = 0.0 Hours
(t =1.2 Hours)
x m
*L-R = °'5 Hours
» 1.0 Hour
=1.5 Hours
32.6
32.1
31.9
31.1
.36
.51
.67
.81
28.53
29.26
28.31
28.19
10,832
10,644
10,674
10,594
3.36
3.04
2.66
2.18
2.75
(3.39)**
2.33
1.80
1.26
0.17
0.25
0.33
0.43
0.44
0.46
0.53
0.49
2.89
2.67
2.48
2.24
29
(14)**
40
54
68
29
39
51
66
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (tg = 22)
28.94
26.43
10,528
10,943
2.53
1.68
1.52
0.82
0.47
0.39
0.54
0.47
2.79
1.81
61
79
58
78
cr>
O
*j **j ***t See Experiment No. 23, Table B-l
-------
TABLE B-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 29, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCX H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT 2801
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2&39
PYRITE DISSOLVED DURING REACTION 138
ASH (NON-PYRITIC) DISSOLVED DURING REACTION 18
COAL DISSOLVED IN SOLVENT 5
TOTAL SOLIDS RECOVERED 2800
LOSS (INPUT - RECOVERED) 1
PERCENT RECOVERY OF SOLIDS 100
OVERALL LIQUIDS BALANCE
REAGENT 5617
COAL MOISTURE 28
RINSE AND FILTER PAPER WATER 765
DISSOLVED ASH AND PYRITE 156
WASH WATER 17560
SOLVENT 10569
TOTAL LIQUIDS IN 34695
FILTRATE REAGENT 4020
SAMPLE AND FOAM REAGENT 627
DEPOSITED REAGENT 31
WASH FILTRATES 17107
ORGANIC FILTRATES 8990
AZEOTROPE AND ORGANIC FILTRATE WATER 552
LIQUIDS IN DRYER TRAPS 409
LIQUIDS ON EQUIPMENT 360
TOTAL LIQUID RECOVERED 32096
LOSS (IN - RECOVERED) 2598
PERCENT RECOVERY OF LIQUIDS 93
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 127
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 46
SULFUR SAMPLES 7
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 44
SULFUR RECOVERED WITH ORGANIC SOLVENT 25
TOTAL SULFUR RECOVERED 123
LOSS (INPUT - RECOVERED) 4
PERCENT RECOVERY OF SULFUR 97
OVERALL IRON BALANCE
STARTING COAL IRON 111
STARTING REAGENT IRON 280
TOTAL IRON INPUT 391
PROCESS COAL IRON 55
SAMPLE COAL IRON 7
REAGENT FILTRATE IRON 208
SAMPLE FILTRATE IRON 31
FOAM MATERIALS IRON 0
REACTOR WASH IRON 27
WASH FILTRATE IRON 50
TOTAL IRON RECOVERED 377
LOSS (INPUT - RECOVERED) 14
PERCENT RECOVERY OF IRON 96
-------
TABLE B-2. (CONTINUED)
RATE DATA
EXPERIMENT NO. 30: Starting FET - 4.95 Wt.%, Y - 0.67; t - 1.5 Hours, tT _ = 2 Hours, t = 20 Hours K50% of c
m LJ~R s
Reaction Time,* Hours
(t = time in mixer;
t._R = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
SI urry
Composition
Wt. %
Solids
30.7
Y
(Fe+3/Fe)
.t7
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content*
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
Ss
0.24
+.04
Organic
Sulfur,
So
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
So
Reactor Samples
*L-R = °'° Hours
ft =1.5 Hours)
m
tL_R = 0.5 Hours
• 1 .0 Hour
= 1 .5 Hours
=2.0 Hours
32.0
31.1
31.2
31.1
29.8
.30
.46
.57
.75
.85
28.55
26.55
27.99
28.34
26.57
10,757
11,012
10,781
10,638
10,874
3.59
2.97
3.07
2.40
1.85
2.89
(3.47)**
2.26
2.30
1.60
0.85
0.19
0.23
0.33
0.38
0.52
0.51
0.48
0.44
0.42
0.48
3.10
2.51
2.70
2.35
2.02
26
(11)**
42
41?
59
78
23
40
' 40?
59
77
Processed Coal Composition
L-R Processed Coal j fjPJ; \
L-R + "Settler" (A6) proc. Coal (tg = 20)
29.11
27.30
27.25
10,571
10,858
10,859
2.07
1.87
1.54
1.22
0.72
0.46
0.35
0.37
0.49
0.50
0.78
0.59
2.35
2.00
1.91
69
81
88
S)»
84
coal)
**j *** See Experiment No. 23, Table B-l
-------
TABLE B-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 30, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
en
CO
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2798
2732
160
-29
5
2867
-69
102
5639
28
808
131
21730
15353
43689
4180
728
35
21292
13760
683
392
128
41198
2490
94
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 127
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 38
SULFUR SAMPLES 9
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 51
SULFUR RECOVERED WITH ORGANIC SOLVENT 30
TOTAL SULFUR RECOVERED 128
LOSS (INPUT - RECOVERED) -2
PERCENT RECOVERY OF SULFUR 101
OVERALL IRON BALANCE
STARTING COAL IRON 111
STARTING REAGENT IRON 279
TOTAL IRON INPUT 390
PROCESS COAL IRON 50
SAMPLE COAL IRON 8
REAGENT FILTRATE IRON 221
SAMPLE FILTRATE IRON 35
FOAM MATERIALS IRON 0
REACTOR WASH IRON 13
WASH FILTRATE IRON 54
TOTAL IRON RECOVERED 382
LOSS (INPUT - RECOVERED) 9
PERCENT RECOVERY OF IRON 98
-------
TABLE B-2. (CONTINUED)
RATE DATA
EXPERIMENT NO. 31: Starting FET - 4.82 Wt.%, Y - 0.62; t =1.1 Hours, tT D = 3 Hours, t = 20 Hours (^50% of (
m L— K s
Reaction Time,* Hours
(t = time in mixer;
*L R = t1me under L"R
processing;
tg = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.0
Y
(Fe+3/Fe)
.62
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content)
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+ .07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
V-R = °-° Hours
(t =U Hours)
m
t. _R = 0.5 Hours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
»3.0 Hours
32.6
31.3
31.3
31.4
31.0
30.8
.30
.44
.57
.70
.80
.91
30.29
30.64
29.50
29.95
29.28
25.92
10,365
10,161
10,488
10,443
10,123
10,481
3.97
3.72
3.06
2.67
2.48
2.35
3.27
(3.54)**
2.92
2.28
1.92
1.08
0.41
0.24
0.27
0.28
0.41
0.36
1.26
0.46
0.53
0.50
0.34
0.64
0.68
3.35
3.22
2.78
2.62
2.72
3.37
16
(9)**
25
41
51
72
89
15
22
39
53
67
83
Processed Coal Composition
L-R Processed Coal
L-R + "Settler"(AG) Proc. Coal (ts = 20)
..••— ~—— ————••— —"•"i~~~i^~~~~~^">~"~"~'
*> **> *** see Experiment No. 23, Table B-l
30.17J 9,900
30.281 10,122
•^ —
2.21 I 0.86
1.86 I 0.58
___J^____—
0.89 1 0.46 1 3.46
0.67 1 0.61 1 2.55
— L— — • i
78 1 77
85 1 80
II^BB«aBB^^LiH^a>B«>BBIB«MMi
coal)
CTi
-------
TABLE B-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 31, L.K. 14 x 0 Mesh, 33 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
CTi
in
OVERALL SOLIDS BALANCE
DRY COAL INPUT 3098
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2921
PYRITE DISSOLVED DURING REACTION 178
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -56
COAL DISSOLVED IN SOLVENT 6
TOTAL SOLIDS RECOVERED 3049
LOSS (INPUT - RECOVERED) 49
PERCENT RECOVERY OF SOLIDS 98
OVERALL LIQUIDS BALANCE
REAGENT 6181
COAL MOISTURE 31
RINSE AND FILTER PAPER WATER 949
DISSOLVED ASH AND PYRITE 121
WASH WATER 21276
SOLVENT 12469
TOTAL LIQUIDS IN 41027
FILTRATE REAGENT 4588
SAMPLE AND FOAM REAGENT 848
DEPOSITED REAGENT 101
WASH FILTRATES 20573
ORGANIC FILTRATES 11323
AZEOTROPE AND ORGANIC FILTRATE WATER 515
LIQUIDS IN DRYER TRAPS 579
LIQUIDS ON EQUIPMENT 206
TOTAL LIQUID RECOVERED 38733
LOSS (IN - RECOVERED) 2294
PERCENT RECOVERY OF LIQUIDS 94
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 140
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 39
SULFUR SAMPLES 11
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 57
SULFUR RECOVERED WITH ORGANIC SOLVENT 33
TOTAL SULFUR RECOVERED 140
LOSS (INPUT - RECOVERED) 0
PERCENT RECOVERY OF SULFUR 100
OVERALL .IRON BALANCE
STARTING COAL IRON 123
STARTING REAGENT IRON 298
TOTAL IRON INPUT 421
PROCESS COAL IRON 80
SAMPLE COAL IRON 11
REAGENT FILTRATE IRON 226
SAMPLE FILTRATE IRON 39
FOAM MATERIALS IRON 0
REACTOR WASH IRON 12
WASH FILTRATE IRON 51
TOTAL IRON RECOVERED 419
LOSS (INPUT - RECOVERED) 2
PERCENT RECOVERY OF IRON 100
-------
TABLE B-2. (CONTINUED)
EXPERIMENT NO. 32: Starting FET •= 4.80 Wt.%, Y •= 0.84; t = 1.0 Hour, t = 5 Hours, t = 18 Hours (^50% of coal)
Reaction Time,* Hours
(t = time in mixer;
t. R = time under L-R
processing;
t = time in settler)
•••^••MMUMM^^Mi^^^^^^H^HB^HM
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
••^•^••^^^^^H
30.9
Y
(Fe*3/Fe)
^-^••M^^VMIMM
.84
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
st
4.53
+.06
Pyritic
Sulfur.
SD
3.88
+.09
Reactor Samples
t. _R = 0.0 Hours
(tm =1.0 Hours)
tL_R = 0.5 Hours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
=5.0 Hours
32.5
31.7
31.1
31.2
31.1
32.2
30.1
.40
.50
.65
.79
.87
.91
.92
29.32
29.92
30.06
29.45
29.07
28.62
29.62
10,669
10,466
10^326
10,400
10,437
10,335
9,900
3.60
2.95
2.59
2.18
1.96
1.91
2.09
2.84
(3.42)**
2.42
1.80
1.18
0.72
0.70
0.45
Sulfate
Sulfur,
ss
0.24
+.04
0.14
0.23
0.36
0.49
0.67
0.78
1.20
Organic
Sulfur,
s0
0.41
+.07
0.62
0.30
0.43
0.51
0.57
0.43
0.44
Ironi
Fe
3.98
±.06
% S Removal***
Based on
Analyzed
Sp
Based on
Corrected
Sp
2.93
2.70
2.53
2.37
2.39
2.58
3.34
27
(13)**
38
54
70
81
82
88
22
41
54
68
78
82
88
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (A6) Proc. Coal Us = 18)
30.07
29.33
9,998
10,077
1.93
1.85
0.48
0.36
0.87
0.85
0.58
0.64
3.26
2.77
88
91
84
85
f **t *** see Experiment No. 23, Table B-l
-------
TABLE B-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 32, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCX H2S04
CTi
OVERALL SOLIDS BALANCE
DRY COAL INPUT
2765
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2631
PYRITE DISSOLVED DURING REACTION 173
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -55
COAL DISSOLVED IN SOLVENT 5
TOTAL SOLIDS RECOVERED - 2754
LOSS (INPUT - RECOVERED) 11
PERCENT RECOVERY OF SOLIDS 100
OVERALL LIQUIDS BALANCE
~n'""'" ~ ' N
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
5659
28
744
119
21785
9933
38267
3759
1007
102
21154
8800
740
755
120
36438
1830
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
125
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 28
SULFUR SAMPLES 10
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 56
SULFUR RECOVERED WITH ORGANIC SOLVENT 27
TOTAL SULFUR RECOVERED 122
LOSS (INPUT - RECOVERED) 4
PERCENT RECOVERY OF SULFUR 97
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
110
272
382
70
11
176
'47
0
17
50
371
10
97
-------
TABLE B-2. (CONTINUED)
EXPERIMENT NO. 33: Starting FET <= 4.95 Wt.%, Y - 0.84; t = 1.5 Hours, tT - 8 Hours, t = 17 Hours (%50% of coal)
Reaction Time,* Hours
(t = time in mixer;
t.™ = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
32.4
Y
(Fe+3/Fe)
.84
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Reactor Samples
t^_R =0.0 Hours
(tm =1.5 Hours)
t. _„ = 0.5 Hours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
•3.0 Hours
=5.0 Hours
= 8.0 Hours
34.9
33.1
32.4
32.2
29.7
33.7
33.3
35.7
.39
.52
.66
.81
.89
.92
.93
.91
25.28
26.83
27.06
26.39
26.17
25.26
26.78
29.29
11,367
11,067
10,902
10,905
11,100
11,210
10,448
9,692
3.24
2,82
2.47
2.00
1.58
1.60
2.19
2.52
2.69
(3.39)**
2.15
1.68
1.21
0.57
0.38
0.40
0.28
0.20
0.22
0.31
0.39
0.47
0.69
1.06
1.54
0.35
0.45
0.48
0.40
0.54
0.53
0.73
0.70
Iron.
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
2.65
2.44
2.16
1.83
1.63
1.99
2.86
4.33
29
(14)**
45
57
69
85?
90?
90
93
33
44
55
70
82?
88?
82
86
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (t$ = 17)
28.99
27.56
9,764
10,175
2.53
1.94
0.75
0.42
1.30
0.99
0.48
0.53
4.06
3.09
81
89
79
87
j **s *** see Experiment No. 23, Table B-l
-------
TABLE B-2. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 33, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT 3406
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 3186
PYRITE DISSOLVED DURING REACTION 208
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -34
COAL DISSOLVED IN SOLVENT 6
TOTAL SOLIDS RECOVERED 3366
LOSS (INPUT - RECOVERED) 40
PERCENT RECOVERY OF SOLIDS 99
OVERALL LIQUIDS BALANCE
REAGENT 6766
COAL MOISTURE 34
RINSE AND FILTER PAPER WATER 621
DISSOLVED ASH AND PYRITE 174
WASH WATER 24789
SOLVENT 11699
TOTAL LIQUIDS IN 44083
FILTRATE REAGENT 3705
SAMPLE AND FOAM REAGENT 1Q85
DEPOSITED REAGENT 84
WASH FILTRATES 23981
ORGANIC FILTRATES 9765
AZEOTROPE AND ORGANIC FILTRATE WATER 915
LIQUIDS IN DRYER TRAPS 1135
LIQUIDS ON EQUIPMENT 299
TOTAL LIQUID RECOVERED 40968
LOSS (IN - RECOVERED) 3114
PERCENT RECOVERY OF LIQUIDS 93
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 154
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 35
SULFUR SAMPLES H
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 67
SULFUR RECOVERED WITH ORGANIC SOLVENT 27
TOTAL SULFUR RECOVERED 141
LOSS (INPUT - RECOVERED) 14
PERCENT RECOVERY OF SULFUR 91
OVERALL IRON BALANCE
STARTING COAL IRON 136
STARTING REAGENT IRON 335
TOTAL IRON INPUT 470
PROCESS COAL IRON 47
SAMPLE COAL IRON 12
REAGENT FILTRATE IRON 179
SAMPLE FILTRATE IRON 53
FOAM MATERIALS IRON 2
REACTOR WASH IRON 25
WASH FILTRATE IRON 59
TOTAL IRON RECOVERED 377
LOSS (INPUT - RECOVERED) 94
PERCENT RECOVERY OF IRON 80
-------
TABLE B-3.
AMD I20°C (33 WT. % SLURRY, 5 WT. % Fe AND 2 WT. % H2S04 REAGENT) "
RATE DATA
EXPERIMENT NO. 34: Starting FET - 5.02 Wt.%, Y - .45; t^ = 1.1 Hours, tL_R - 1 Hour, tfi = 19 Hours (
-------
TABLE B-3 . (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 34, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 50 PSIG (35 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT 2996
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2924
PYRITE DISSOLVED DURING REACTION 123
ASH (NON-PYRITIC) DISSOLVED DURING REACTION 23
COAL DISSOLVED IN SOLVENT 6
TOTAL SOLIDS RECOVERED 3077
LOSS (INPUT - RECOVERED) -81
PERCENT RECOVERY OF SOLIDS 103
OVERALL LIQUIDS BALANCE
REAGENT 5992
COAL MOISTURE 30
RINSE AND FILTER PAPER WATER 755
DISSOLVED ASH AND PYRITE 147
WASH WATER 21354
SOLVENT 9801
TOTAL LIQUIDS IN 38079
FILTRATE REAGENT 4782
SAMPLE AND FOAM REAGENT 460
DEPOSITED REAGENT 4
WASH FILTRATES 21442
ORGANIC FILTRATES 8669
AZEOTROPE AND ORGANIC FILTRATE WATER 369
LIQUIDS IN DRYER TRAPS 595
LIQUIDS ON EQUIPMENT 210
TOTAL LIQUID RECOVERED 36558
LOSS (IN - RECOVERED) 1520
PERCENT RECOVERY OF LIQUIDS 96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 136
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 65
SULFUR SAMPLES 7
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 40
SULFUR RECOVERED WITH ORGANIC SOLVENT 21
TOTAL SULFUR RECOVERED 133
LOSS (INPUT - RECOVERED) 3
PERCENT RECOVERY OF SULFUR 98
OVERALL IRON BALANCE
STARTING COAL IRON 119
STARTING REAGENT IRON 301
TOTAL IRON INPUT 420
PROCESS COAL IRON 60
SAMPLE COAL IRON 6
REAGENT FILTRATE IRON 250
SAMPLE FILTRATE IRON 23
FOAM MATERIALS IRON 0
REACTOR WASH IRON 17
WASH FILTRATE IRON 56
TOTAL IRON RECOVERED 412
LOSS (INPUT - RECOVERED) 8
PERCENT RECOVERY OF IRON 98
-------
TABLE B-3. (CONTINUED)
RATE DATA
EXPERIMENT NO. 35: St
^^^HHIH^B^MH^^^^HHMMMMMWHMMavHB
Reaction Time,* Hours
(t = time in mixer;
t = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
art ing FET = 5.C
^^^••^•^••^••••••••MMinMBV^H
Sample
Slurry
Composition
Wt. %
Solids
31.6
Y
(Fe+3/Fe)
.77
)5 Wt.%, Y = .77; t - 1.1 Hours, tT _ = 2 Hours, t
m L—R £
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+.60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+_.04
Organic
Sulfur,
so
0.41
+.07
Iron,
Fe
3.98
+.06
= 19 Hours Cv50% of cc
mmmmmmmmmmmm^^^*mimimmmmmmmm**^^*i^amm**tmiH»**m
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t,n = 0.0 Hours
(tm =1.1 Hours)
t,R = 0.5 Hours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
32.6
32.3
31.1
32.6
32.4
.37
.61
.74
.80
.84
31.39
30.96
30.00
27.56
23.43
10,154
10,172
10,527
10,837
11,346
3.45
2.90
2.32
1.75
1.34
2.97
(3.45)**
2.35
1.71
0.94
0.50
0.18
0.24
0.24
0.25
0.21
0.30
0.31
0.37
0.56
0.63
3.15
2.66
2.04
1.55
1.55
23
(12)**
39
56
76
87
27
43
57
72
81
Processed Coal Composition
L-R Processed Coal
L-R "Settler" (AG) Proc. Coal (tg = 19}
28.16
28.87
10 ,849
10,738
1.72
1.55
0.97
0.73
0.32
0.42
0.43
0.40
1.69
1.73
75
81
75
82
-vl
ro
*, **t *** See Experiment No. 23, Table B-l
-------
TABLE B-3. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 35, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 50 PSIG (35 PSI 02) 2 PCX H2S04
—i
oo
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2847
2636
158
-15
5
2784
63
98
5705
28
691
143
19370
10571
36509
4096
895
18
19016
9653
683
44
112
34517
1991
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
129
36
7
51
28
122
7
94
113
288
401
40
7
225
38
10
25
51
395
6
98
-------
TABLE B-4. L-R PROCESSING OF 14 MESH TOP SIZE L. K. COAL AT 150 PSIG (135 PSI 00)
AND 120°C (33 WT. % SLURRY, 5 WT. % Fe AND 2 WT. % H2S04 REAGENT)2
RATE DATA
EXPERIMENT NO 36: Starting FET - 5.06 Wt.%, Y = .52; t - 1.1 Hours, t. - 2 Hours, t - 20 Hours (^50% of coal)
I" i-j"~j\ S
Reaction Time,* Hours
(t = time in mixer;
t. R = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.4
Y
(Fe+3/Fe)
.52
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, R = 0.0 Hours
(t -1.1 Hours)
m
*L-R = °-5 ~Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
33.0
33.1
32.9
32.7
32.3
.29
.42
.76
.85
.89
30.25
28.98
29.13
29.53
29.13
10,513
10,656
10,577
10,344
10,323
3.45
2.94
2.63
2.36
2.17
2.87
(3.64)**
2.19
1.71
1.31
0.79
0.22
0.34
0.50
0.64
0.76
0.36
0.41
0.42
0.41
0.62
3.01
2.61
2.46
2.51
2.57
26
(7)**
44
56
66
80
28
44
56
67
75
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (tg = 20)
30.27
27.31
10,366
10,822
2.19
1.41
0.97
0.60
0.53
0.39
0.69
0.42
2.56
1.62
75
85
68
85
*, **, *** see Experiment No. 23, Table B-l
-------
TABLE B-4. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 36, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 150 PSIG (135 PSI 02) 2 PCT H2S04
en
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2823
2721
160
-52
5
2834
-11
100
5720
28
651
108
20488
10961
37956
4071
730
40
19952
9773
687
678
317
36249
1708
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 128
x 38
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 9
SULFUR SAMPLES 51
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 29
SULFUR RECOVERED WITH ORGANIC SOLVENT 127
TOTAL SULFUR RECOVERED 0
LOSS (INPUT - RECOVERED) 100
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
112
289
402
51
8
216
36
0
14
58
384
17
96
-------
TABLE B-5. L-R PROCESSING OF 14 MESH TOP SIZE L. K. COAL AT T10°C AND TOO PSIG (94 PSI 0?)
AS 33 WT. % SLURRY IN ACIDIFIED (2 WT. % H2S04) REAGENT
RATE DATA
EXPERIMENT NO. 37: Starting FET - 5.06 Wt.%, Y - .70; tffl = 1.2 Hours, tL_R = 1 Hour, t^ = 22 Hours (^50% of coal)
Reaction Time,* Hours
(t = time in mixer;
t. „ = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
30.7
Y
(Fe+3/Fe)
.70
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content.
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% Sp Removal***
Based on
Analyzed
So
Based on
Corrected
SD
Reactor Samples
t.n = 0.0 Hours
(t =1.2 Hours)
m
t, n = 0.5 -Hours
» 1.0 Hour
33.7
31.2
30.7
.43
.68
.79
31.25
28.88
27.22
10,354
10,709
10,892
3.63
2.96
2.28
3.07
(3.59)**
2.34
1.37
0.16
0.20
0.28
0.40
0.42
0.63
3.09
2.57
2.60
21
(8)**
40
65
22
40
60
Processed Coal Composition
L-R Processed Coal {^jj J
L-R + "Settler" (AG) Proc. Coal (ts = 22)
26.88
30.59
25.51
10,866
10,338
11,207
2.43
2.63
1.75
1.69
2.08
1.04
0.27
0.22
0.29
0.47
0.33
0.42
2.37
2.64
1.64
56
46
73
55J52
49 i w
n |
CTl
*j **> *** see Experiment No. 23, Table B-l
-------
TABLE B-5 . (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 37, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), HOC, 100 PSIG (94 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2725
2619
125
15
4
2763
-38
101
5452
27
929
139
19861
9664
36073
4539
476
8
19526
8358
675
453
214
34249
1823
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
123
53
6
40
19
118
6
95
108
276
384
51
5
240
23
0
17
50
386
-2
100
-------
TABLE B-5. (CONTINUED)
RATE DATA
EXPERIMENT NO. 38: Starting FET - A. 96 Wt.%, Y - .77; t «= 1.0 Hour, t. - 2 Hours, t -= 21 Hours <*50% of cos
Reaction Time,* Hours
(t = time in mixer;
t,_R = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
SI urry
Composition
Wt. %
Solids
31.6
Y
(Fe+3/Fe)
.77
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
±.46
Heat
Content,
Btu/Lb
10,275
+ 60
. Total
Sulfur,
st
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron.
Fe
3.98
±.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
*L-R = ®'® Hours
(tm = 1.0 Hours)
t. _R = 0.5 flours
» 1.0 Hour
=1.5 Hours
=2.0 Hours
33.4
32.2
31.4
30.5
32.3
.45
.69
.79
.84
.87
29.75
28.59
27.39
27.99
26.30
10,552
10,838
11,022
10,864
11,085
3.44
2.88
2.34
1.92
1.74
2.85
(3.54)**
2.16
1.61
1.02
0.92
0.16
0.23
0.22
0.28
0.31
0.43
0.49
0.51
0.62
0.51
2.89
2.42
1.79
1.59
1.48
27
(10)**
44
59
74
76
27
43
56
69
74
Processed Coal Composition
L-R Processed Coal {|^J| \
L-R + "Settler" (AG) Proc. Coal (tg = 21)
26.12
28.94
27.98
11,109
10,793
10,814
1.89
2.28
1.52
1.34
1.74
0.66
0.17
0.18
0.28
0.38
0.36
0.58
1.85
2.14
1.46
65
55
83
67lfi?
57 I62
79
CO
t **> *** see Experiment No. 23, Table B-l
-------
TABLE B-5. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 38, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), HOC, 100 PSIG (94 PSI 02) 2 PCT H2S04
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
^ REAGENT
«> COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2688
2575
138
-13
4
2704
-16
101
5370
27
671
125
18828
8949
33970
4094
687
3
18439
7933
620
515
166
32457
1513
96
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
122
41
7
44
24
117
4
96
107
266
373
40
6
221
35
0
17
48
367
6
98
-------
TABLE B-6. L-R PROCESSING OF 14 MESH TOP SIZE L. K. COAL AT 130°C AND TOO PSIG (76 PSI 00)
AS 33 WT. % SLURRY IN ACIDIFIED (2 WT. % H2S04) REAGENT*
RATE DATA
EXPERIMENT NO. 39: Starting FET « 4.83 Wt.%, Y = .81; t •= 1.2 Hours, tT - 1 Hour, t = 21 Hours (^50% of coal)
m L—K. s
Reaction Time,* Hours
(t = time in mixer;
t._R = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.6
Y
(Fe+3/Fe)
.81
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content^
Btu/Lb
10,275
±60
Total
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
*o
0.41
+.07
Iron •
Fe
3.98
+..06
% S Removal***
Based on
Analyzed
So
Based on
Corrected
SD
Reactor Samples
*L-R = °-° Hours
(t~ =1.2 Hours)
t, _R = 0.5 Hours
• 1 .0 Hour
34.7
34.0
32.9
.34
.60
.82
28.70
29.39
30.30
10,751
10,526
10,240
3.14
2.78
2.08
2.53
(3.37)**
1.95
1.24
0.23
0.28
0.29
0.38
0.55
0.55
2.71
2.50
2.00
35
(14)**
50
68
36
47
65
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (ts = 21)
29.86
29.27
10,391
10,512
1.93
1.80
1.46
1.19
0.27
0.28
0.20
0.33
2.24
1.99
62
69
68
72
00
CD
*t **t *** See Experiment No. 23, Table B-l
-------
TABLE B-6. (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 39, L.K. 14 x 0 MESH, 33 PCT SLURRY (NOMINAL), 130C, 100 PSIG (76 PSI 02) 2 PCT H2S04
CO
OVERALL SOLIDS BALANCE
DRY COAL INPUT 2722
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2586
PYRITE DISSOLVED DURING REACTION 140
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -46
COAL DISSOLVED IN SOLVENT 8
TOTAL SOLIDS RECOVERED 2688
LOSS (INPUT - RECOVERED) 34
PERCENT RECOVERY OF SOLIDS 99
OVERALL LIQUIDS BALANCE
REAGENT 5457
COAL MOISTURE 27
RINSE AND FILTER PAPER WATER 779
DISSOLVED ASH AND PYRITE 94
WASH WATER 19589
SOLVENT 9963
TOTAL LIQUIDS IN 35909
FILTRATE REAGENT 4232
SAMPLE AND FOAM REAGENT 451
DEPOSITED REAGENT 18
WASH FILTRATES 19383
ORGANIC FILTRATES 8267
AZEOTROPE AND ORGANIC FILTRATE WATER 773
LIQUIDS IN DRYER TRAPS 109
LIQUIDS ON EQUIPMENT 317
TOTAL LIQUID RECOVERED 33550
LOSS (IN - RECOVERED) 2359
PERCENT RECOVERY OF LIQUIDS 93
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 123
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 44
SULFUR SAMPLES 5
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 45
SULFUR RECOVERED WITH ORGANIC SOLVENT 21
TOTAL SULFUR RECOVERED 115
LOSS (INPUT - RECOVERED) 8
PERCENT RECOVERY OF SULFUR 94
OVERALL IRON BALANCE
STARTING COAL IRON 108
STARTING REAGENT IRON 264
TOTAL IRON INPUT 372
PROCESS COAL IRON 51
SAMPLE COAL IRON 5
REAGENT FILTRATE IRON 224
SAMPLE FILTRATE IRON 22
FOAM MATERIALS IRON 0
REACTOR WASH IRON H
WASH FILTRATE IRON 54
TOTAL IRON RECOVERED 368
LOSS (INPUT - RECOVERED) *
PERCENT RECOVERY OF IRON 99
-------
TABLE B-6. (CONTINUED)
RATE DATA
EXPERIMENT NO. 40: Starting FET - 4.95 Wt.%, Y «= .62; t - 1.1 Hours, tT - 2 Hours, t = 21 Hours (^50% of coal)
m L— R s
Reaction Time,* Hours
(t = time in mixer;
*L-R = t1me under L"R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Sol ids
31.6
Y
(Fe+3/Fe)
.62
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
st
4.53
+.06
PyHtic
Sulfur,
3.88
+.09
Sulfate
Sulfur,
0.24
+.04
Organic
Sulfur,
0.41
+.07
Iron>
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
Based on
Corrected
SD
Reactor Samples
t, R = 0.0 Hours
(t = 1.1 Hours)
*L-R = °*5 Hours
- 1.0 Hour
=1.5 Hours
=2.0 Hours
32.3
34.3
32.9
32.3
37.4
.31
.57
.78
.86
.87
29.60
29.98
29.77
28.32
28.27
10,587
10,277
10,125
10,222
10,153
3.41
3.25
2.68
2.46
2.38
2.45
(3.55)**
2.45
1.28
0.73
0.67
OC33
0.47
0.85
1.12
1.16
0.63
0.33
0.55
0.61
0.55
3.03
3.07
3.18
3.30
3.40
37
(9)**
37
67
81
83
32
39
64
77
80
Processed Coal Composition
L-R Processed Coal \ tamnia ?
V OflMlp 1 C £
L-R + "Settler" (AG) Proc. Coal (ts = 21)
28.16
30.23
27.46
10,310
10,083
10,563
2.02
2.14
1.26
0.84
1.03
0.38
0.64
0.75
0.58
0.54
0.36
0.30
3.82
3.67
2.09
78
73
90
76
75
94?
J
CO
ro
*, **, *** see Experiment No. 23, Table B-l
-------
TABLE B-6. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 40, L.K. 14 x 0 MESH, 33 PCX SLURRY (NOMINAL), 130C, 100 PSIG (76 PSI 02) 2 PCT H2S04
oo
CO
OVERALL SOLIDS BALANCE
DRY COAL INPUT 2682
DRY PROCESS COALS (CORR. FOR DEP. REAG.) 2595
PYRITE DISSOLVED DURING REACTION 172
ASH (NON-PYRITIC) DISSOLVED DURING REACTION -31
COAL DISSOLVED IN SOLVENT 5
TOTAL SOLIDS RECOVERED 2741
LOSS (INPUT - RECOVERED) -59
PERCENT RECOVERY OF SOLIDS 102
OVERALL LIQUIDS BALANCE
REAGENT 5390
COAL MOISTURE 27
RINSE AND FILTER PAPER WATER 644
DISSOLVED ASH AND PYRITE 141
WASH WATER 20071
SOLVENT 9615
TOTAL LIQUIDS IN 35888
FILTRATE REAGENT 3922
SAMPLE AND FOAM REAGENT 666
DEPOSITED REAGENT 93
WASH FILTRATES 19944
ORGANIC FILTRATES 8465
AZEOTROPE AND ORGANIC FILTRATE WATER 722
LIQUIDS IN DRYER TRAPS 93
LIQUIDS ON EQUIPMENT 181
TOTAL LIQUID RECOVERED 34086
LOSS (IN - RECOVERED) 1802
PERCENT RECOVERY OF LIQUIDS 95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
29
9
55
25
H8
4
97
107
267
374
70
10
190
30
0
10
58
367
7
98
-------
TABLE B-7. L-R PROCESSING OF 14 MESH TOP SIZE L. K. COAL WITH Fe SULFATE REAGENT
TO WHICH WETTING AND DEFOAMING AGENTS** WERE ADDED
CO
RATE DATA
EXPERIMENT NO. 41: Starting FET = 5 Wt.%; 120*C; 100 PSIG (85 PSI Ort) : t - 1.1 Hours, tT -3 Hours, t -
2 m L— K s
Reaction Time,* Hours
(t = time 1n mixer;
ti p = time under L-R
processing;
t$ = time 1n settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.9
Y
(Fe+3/Fe)
1.0
Coal Composition Wt. % (Except Heat Content), Dry
Ash
29.62
±.66
Heat
Content,
Btu/Lb
10,573
± 91
Total
Sulfur,
st
4. 82
+.05
Pyritlc
Sulfur.
SD
4.03
±.03
Sulfate
Sulfur,
ss
0.08
+ .02
Organic
Sulfur,
S0
a. 4i
±.04
Iron,
Fe
3.97
+.12
% S Removal
Based on
Analyzed
SD
Based on
Corrected
S ***
U
Reactor Samples
t. _R = 0.0 Hours
(t =1.1 Hours)**
t, _R = 0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
»3.0 Hours
19.8
22.9
18.7
18.8
21.5
21.0
.86
.78
.82
.85
.87
.89
57.66
!4.70
J5.34
11.57
J5.57
!5.36
8,937
9,810
9,401
9,691
9,126
9,240
4.50
4.28
4.86
3.96
5.89
4.54
3.33
(3.81)1-
3.04
3.26
3.06
4.05
2.68
Processed Coal Composition
24.751 11,084
26.091 11,052
2.61 1 1.51
0.07
0.01
0.08
0.24
0.27
0.51
0.40
1.10
1.23
1.52
0.66
1.57
1.35
0.70
4.90
4.33
4.95
4.64
4.98
4.92
2.44
(7.0)t
?
?
?
?
?
63
?
?
?
?
?
?
56
=21 Hours
The Wetting Agent used was Cyanamid's C-61 Aerosol (0.46% of slurry wt.); the Defoamlng Agent was
Crucible*s Foamklll 617M (0.083! of slurry wt.).
**
Slurry heating time from 65° to 120°C
*** Corrected for abnormal organic sulfur content (See Footnote-Experiment No. 1, Table B-l)
t Computed from Fe production
-------
TABLE B-7 . (CONTINUED) PROCESS MASS BALANCE DATA IN GBAMS
Exp. 41, L.K. 14 x 0 MESH, 20 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) DEFOAMING AGENTS USED
oo
01
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1777
£662
75
20
6
1763
14
99
7192
18
114
96
7211
11431
26062
5177
1454
31
7326
10702
303
331
48
25373
689
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
80
29
12
24
7
73
7
91
71
367
437
34
13
254
54
16
9
35
415
23
95
-------
APPENDIX "C"
BENCH-SCALE DATA ON
L-R PROCESSING OF 100 MESH TOP SIZE LOWER KITTANNING
COAL WITH IRON-FREE STARTING REAGENT
87
-------
TABLE C-l. L-R PROCESSING OF TOO MESH TOP SIZE COAL WITH IRON-FREE STARTING REAGENT
EXPERIMENT NO. 42: 20 Wt.
Reaction Time,* Hours
(t = time in mixer;
t,_R = time under L-R
processing;
t = time in settler)
Starting Coal (5 Sample
Average) and Slurry
% Coal Slurry; tm = 1.1 Hours, tL_R = 3 Hours (No Settler Processing)
Sample
Slurry
Composition
Wt. %
Solids
19.1
Y
(Fe+3/Fe)
t
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+..46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+_.06
Pyritic
Sulfur,
SD
3.88
+..09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t, R =0.0 Hours
(t =1-1 Hours)
m
tL_R =0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
20.5
20.8
19.4
19.3
18.4
18.9
^0
.04
.07
.12
.19
.25
28.73
27.41
27.32
>7.85
!7.86
!8.12
10,823
10,933
10,963
10,893
10,832
10,667
3.97
3.07
2.56
1.93
1.81
1.32
3.37
2.39
1.90
1.29
.92
.48
.10
.12
.11
.15
.20
.22
.50
.56
.55
.49
.69
.62
3.42
2.91
2.70
2.44
2.60
2.63
13
(
-------
TABLE C-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 42, L.K. 100 x 0 MESH, 20 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) PURE WATER STARTING REAGENT
oo
wo
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1744'
1571
87
17
2
1678
66
96
7020
17
389
105
11328
5361
24220
5557
772
23
11022
4948
237
324
13
22897
1324
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
79
25
5
28
13
71
8
90
69
0
69
41
5
16
1
0
0
2
66
3
95
-------
TABLE C-l. (CONTINUED)
RATE DATA
EXPERIMENT No. 43: 20 Wt. % Coal Slurry; tffi - 1.3 Hours, tT _^ = 5 Hours (Without Settler Processing)
Reaction Time,* Hours
(t = time in mixer;
t, n = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
18.5
Y
(Fe+3/Fe)
t
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+_60
Total
Sulfur,
st
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron,
Fe
3.98
+_.06
% Sp Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples1^
*L-R = °'° Hours
(t =1.3 Hours)
m
tL_R = l.QJtours
« 2. 0 Hour
=3.0 Hours
= 5. 0 Hours
20.5
19.6
18.4
18.8
18.6
-bO
.06
.17
.26
.41
28.07
27.50
27.38
26.98
!8.00
10,640
10,838
10,987
10,878
10,553
4.30
3.17
2.06
1.87
1.70
3.87
2.29
1.00?
1.00?
0.17?
0.07
0.12
0.15
0.18
0.20
0.36
0.76
0.91
0.69?
1.33?
3.72
2.98
2.53
2.58
3.00
0.0
( **, *** see Experiment No. 23, Table B-l
t The coal was slurried in water.
T 111C uua i ww ^ <•» i u i i i *i** •«" "** ***. i •
tt The reactor samples were not extracted in toluene prior to analysis; thus, a "corrected S " value for these samples
could not be computed. The processed coal was toluene extracted.
ttt This batch of coal was acid washed (0.1N H2S04).
-------
TABLE C-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 43, L.K. 100 x 0 MESH, 20 PCX SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) PURE WATER STARTING REAGENT
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1812
1673
101
13
0
1786
26
99
7309
18
688
114
9251
0
17380
6545
654
18
8728
0
0
589
21
16555
825
95
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 82
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 24
SULFUR SAMPLES *
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 32
SULFUR RECOVERED WITH ORGANIC SOLVENT 0
TOTAL SULFUR RECOVERED 60
LOSS (INPUT - RECOVERED) 22
PERCENT RECOVERY OF SULFUR 73
OVERALL IRON BALANCE
STARTING COAL IRON 72
STARTING REAGENT IRON 0
TOTAL IRON INPUT 72
PROCESS COAL IRON 35
SAMPLE COAL IRON 5
REAGENT FILTRATE IRON 12
SAMPLE FILTRATE IRON 1
FOAM MATERIALS IRON 0
REACTOR WASH IRON 0
WASH FILTRATE IRON 17
TOTAL IRON RECOVERED 70
LOSS (INPUT - RECOVERED) 2
PERCENT RECOVERY OF IRON 97
-------
TABLE C-l. (CONTINUED)
EXPERIMENT NO. 44: 20 Ht. % Coal Slurry, (Acidified Reageat), t^= 1.5 Hours, tL_R = 3 Hours, ts = 18 Hours (90°C)
Reaction Time,* Hours
(t = time 1n mixer;
t. R = time under L-R
processing;
ts = time 1n settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
19.1
Y
(Fe+3/Fe)
t
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content,
Btu/Lb
10,275
+ 60
Total
Sulfur,
St
4.53
+.06
Pyrltlc
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
±•07
Reactor Samples
t, R = 0.0 Hours
(t =1-5 Hours)
m
*L-R * °'S Hours
• 1.0 Hour
= 1.5 Hours
=2.0 Hours
* 3.0 Hours
18.7
18.7
18.0
16.9
18.2
17.0
.04
.13
.25
.37
.48
.62
!9.66
!7.98
!7.97
17.13
!6.20
16.05
10,793
10,800
10,888
1 1 ,030
11,155
11,225
4.04
2.93
2.32
1.76
1.45
1.21
3.61
2.46
1.66
0.93
0.70
0.39
0.06
0.10
0.09
0.09
0.12
0.16
0.37
0.37
0.57
0.74
0.63
0.66
Iron.
Fe
3.98
+.06
3.29
2.18
1.72
1.23
0.99
0,81
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
7
(<1 )**
37
57
76
82
90
9
38
54
78
77
84
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (AG) Proc. Coal (ts = 18)
25.50
27.37
11,227
10,904
1.34
1.51
0.59
0.90
0.13
0.06
0.62
0.55
1.02
1.02
85
77
80)
77
74)
10
IVJ
*t **, *** see Experiment No. 23, Table B-l
t The coal was slurried in 2 wt. % aqueous H2S04 solution.
-------
TABLE C-l. (CONTINUED)
PROCESS MASS BALANCE DATA IN GRAMS
Exp. 44, L.K. 100 x 0 MESH, 20 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) ACID. WATER START. REAGENT
(2 PCT H2S04)
vo
co
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
REAGENT
COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
1820
1677
97
22
1
1797
23
99
7355
18
530
119
11151
5313
24486
6263
921
-16
10919
4894
437
158
61
23637
849
97
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR 82
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.) 24
SULFUR SAMPLES 4
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT 31
SULFUR RECOVERED WITH ORGANIC SOLVENT 15
TOTAL SULFUR RECOVERED 74
LOSS (INPUT - RECOVERED) 9
PERCENT RECOVERY OF SULFUR 90
OVERALL IRON BALANCE
STARTING COAL IRON 72
STARTING REAGENT IRON 0
TOTAL IRON INPUT 72
PROCESS COAL IRON 15
SAMPLE COAL IRON 3
REAGENT FILTRATE IRON 42
SAMPLE FILTRATE IRON 4
FOAM MATERIALS IRON 0
REACTOR WASH IRON 2
WASH FILTRATE IRON 3
TOTAL IRON RECOVERED 71
LOSS (INPUT - RECOVERED) 1
PERCENT RECOVERY OF IRON 98
-------
TABLE C-l. (CONTINUED)
RATE DATA
EXPERIMENT NO. 45: 33 Wt. % Slurry; t = 1.2 Hours, t. „ = 3 Hours, tf = 18 Hours (90°C)
in L~K * 5
Reaction Time,* Hours
(t = time in mixer;
ti p = time under L-R
processing;
ts = time in settler)
Starting Coal (5 Sample
Average) and Slurry
Sample
Slurry
Composition
Wt. %
Solids
31.7
Y
(Fe+3/Fe)
t
Coal Composition Wt. % (Except Heat Content), Dry
Ash
30.85
+.46
Heat
Content}
Btu/Lb
10,275
+ 60
Totil
Sulfur,
St
4.53
+.06
Pyritic
Sulfur,
SD
3.88
+.09
Sulfate
Sulfur,
ss
0.24
+.04
Organic
Sulfur,
S0
0.41
+.07
Iron*
Fe
3.98
+.06
% S Removal***
Based on
Analyzed
SD
Based on
Corrected
SD
Reactor Samples
t.n = 0.0 Hours
(t » 1-2 Hours)
v nv
t^_R =0.5 Hours
• 1.0 Hour
=1.5 Hours
=2.0 Hours
* 3.0 Hours
30.5
32.3
32.2
31.2
31.8
30.5
.02
.06
.14
.27
.36
.49
29,50
30.31
30056
29.72
30.05
29.97
10,663
10,377
10,449
10,447
10,233
10,449
3.83
3.10
2.30
1.67
1.45
1.29
3.40
2.46
1.72
1.07
0.69
0.47
0.08
0.12
0.14
0.18
0.21
0.23
0.35
0.52
0.44
0.42
0.55
0.59
3.20
2.82
2.46
2.14
2.18
2.56
12
(<1 )**
37
56
72
82
88
14
34
55
73
79
84
Processed Coal Composition
L-R Processed Coal
L-R + "Settler" (A6) Proc. Coal (tg = 18)
28.86
28.61
10,787
10.714
1.37
1.44
0.65
0.66
0.18
0.16
0.54
0.62
2.37
1.95
83
83
80)
79
78'
*j **t *** see Experiment No. 23, Table B-l
t The coal was slurried in water.
-------
TABLE C-l. (CONTINUED) PROCESS MASS BALANCE DATA IN GRAMS
Exp. 45, L.K. 100 x 0 MESH, 33 PCT SLURRY (NOMINAL), 120C, 100 PSIG (85 PSI 02) PURE WATER STARTING REAGENT
OVERALL SOLIDS BALANCE
DRY COAL INPUT
DRY PROCESS COALS (CORR. FOR DEP. REAG.)
PYRITE DISSOLVED DURING REACTION
ASH (NON-PYRITIC) DISSOLVED DURING REACTION
COAL DISSOLVED IN SOLVENT
TOTAL SOLIDS RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SOLIDS
OVERALL LIQUIDS BALANCE
^ REAGENT
01 COAL MOISTURE
RINSE AND FILTER PAPER WATER
DISSOLVED ASH AND PYRITE
WASH WATER
SOLVENT
TOTAL LIQUIDS IN
FILTRATE REAGENT
SAMPLE AND FOAM REAGENT
DEPOSITED REAGENT
WASH FILTRATES
ORGANIC FILTRATES
AZEOTROPE AND ORGANIC FILTRATE WATER
LIQUIDS IN DRYER TRAPS
LIQUIDS ON EQUIPMENT
TOTAL LIQUID RECOVERED
LOSS (IN - RECOVERED)
PERCENT RECOVERY OF LIQUIDS
2419
2206
130
6
2
2344
75
97
4900
24
702
136
14581
5489
25832
3304
1036
19
13906
5090
246
316
88
24005
1827
93
OVERALL COAL SULFUR BALANCE
INPUT COAL SULFUR
PROCESS COAL SULFUR (CORR. FOR DEP. REAG.)
SULFUR SAMPLES
SULFUR DISSOLVED (AS S04) IN LEACH REAGENT
SULFUR RECOVERED WITH ORGANIC SOLVENT
TOTAL SULFUR RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF SULFUR
OVERALL IRON BALANCE
STARTING COAL IRON
STARTING REAGENT IRON
TOTAL IRON INPUT
PROCESS COAL IRON
SAMPLE COAL IRON
REAGENT FILTRATE IRON
SAMPLE FILTRATE IRON
FOAM MATERIALS IRON
REACTOR WASH IRON
WASH FILTRATE IRON
TOTAL IRON RECOVERED
LOSS (INPUT - RECOVERED)
PERCENT RECOVERY OF IRON
110
28
10
42
20
99
10
90
96
0
96
40
10
26
4
0
2
10
93
3
97
-------
APPENDIX "D"
RATE DATA ON L-R PROCESSING OF SUSPENDABLE
LOWER KITTANNING COALS
97
-------
TABLE D-l. PYRITE REMOVAL RATE DATA FOR MIXER AND L-R UNIT OPERATIONS
10
00
Exp. 1, L.K.100XOMESH, 20PCT SLURRY(NCKINAL), 120C, 1COPS1G(85PS1 02)
STARTING WP= 7.54680 Y=l.00003
MIXER SECTION PREC. WP= 5.64560 PRED. PC REMOVAL= 26.699 PRED. Y= .27439
MIXER SECTION CALC. WP= 3.7892 .338 .517
HP 6.082 5. 055
XLF O.OCC, .178
XTOT .208 .348
WP= 7.
PREC.
CALC.
KL= .
30
.576
*•• 12 J
. 336
. L7>+
54680
WP= 5.94=59
i*P= 6.&6170
6QC33C
45 60
.628 .674
3.366 2.772
.462 .560
.573 .651
75
.721
2.246
.625
.714
NOMINAL
PREO
CALC
75
.714
2.309
.635
.710
90
.753
1.899
.685
.763
105
.781 .
1. 626 1.
.731 .
.797 .
120 150
804 .843
410 1.096
767 .823
825 . H6'+
), 120C, 100PS1GO5PS1
Y
. PC
. PC
90
.748
1.948
. 693
.757
=1.00003
REMOVAL=
REMOVAL=
Id 5
.776 .
1.666 1.
.738 .
. 79 2 .
22.533
20.782
120 150
800 .838
<<42 1.117
774 .8?6
821 .862
183
.667 0 .
.88^ 0.
.855 3.
.891 0.
02)
PRE9. Y=
MLA3. Y=
180
.365 0.
.899 0.
.86.) 0.
.839 0,
210 240
000 O.OOC
000 0.30G
000 O.OCC
0 Q Q 0.000
.37811
.33813
210 240
000 0.000
300 O.COG
000 O.OOC
ooo o.eoc
273
C. 300
0.000
0.003
C. 330
270
0.000
0.033
0.003
C . 0 0 3
301
G . 3 0 C
3.300
3. 303
1. 30"
300
0.300
0.000
j. 0 0 0
•j . o o :
153
. 874
. 829
. >i6-f
. 8-3*
192
.S/H
. H26
.871
. n 9 :>
Exp. 3, L.K. 100XQMESH, 20PCT SLURRY ( NOMINAL ), 120C, 1 OOPS1G (8 5PS1 0?)
STARTING WP= 7.54630 Y=l. 00000
MIXER SECTION PRED. WP= 5.63f56 PREO. PC REMOVAL= 26.108 PRED. Y= .31230
MIXER SECTION CALC. WP= 5.75787 CALC. PC REMOVAL^ 25.208 MEAS. Y= .40379
L. R.
TIME
>
WF
XLR
XTOT
, REACTOR
u
.404
5.758
0.000
.252
15
.537
4.826
.170
.37 =
KL= ,
30
.599
3.909
.334
.502
.600000
4-5
.650
3.181
.462
.598
60
.695
2.616
.560
. 671
75
.733
2.179
.635
.727
93
.765
1.842
.693
.770
105
.791
1.578
.738
. 804
120
.814
1. 369
. 773
.83C
150
.348
1.066
.824
. 86 3
183
.873
.86?
.858
.833
210
0.000
0.000
0.000
0.000
0.
0.
0.
0.
240
OOG
000
000
00 C
270
0. 000
0.003
0.003
c.ooo
a.
0.
0.
3.
30 C
000
000
000
OOT
135
.377
,82-J
.863
. 89H
-------
TABLE D-l. (CONTINUED)
Exp. 4, L. K.10JXQMESH, 20PCT SLURRY(NOMINAL), 120C, 100PS1G(85PS1 02)
STARTING WP= 7.S468Q Y=l. 00000
MIXER SECTION PRED. WP= 5.68169 PR£0. PC REMOVAL= £6.203 PREO.
MIXER SECTION CALC. MP= 5.91368 CALC. PC REMOVAL= £3.189 MEAS.
Y =
Y=
.268C6
.29412
L. f. REACTOR KL= .60GOOO
TIME 0 15 30 i+5 60 75 90 105 120 150
Y .294 .516 .577 .630 .67E .716 .749 .778 .801 .838
MF 5.914 5.017 4.0<=1 3.343 2.753 2.294 1.936 1.656 1.434 1.112
XLR 0.000 .160 .321 .450 .550 .626 .686 .732 .769 .821
XTC1 .232 .353 .477 .576 .653 .712 .758 .794 .622 .862
240
27Q
300
191
0.000 O.DOO 0.000 .874
.393 0.000 O.OOG 0.000 0.000 .828
.856 0.000 0.000 0.000 0.000
18(3 21u
.865 0.000
9.000 O.JOO 0.000 0.302
.367
Exp. 5, L.K.iOOXOMESH, 20PCT SLURRY(NOMINAL) , 120C, 100PS1G(85PS1
STARTING WP= 7.54680 Y = l.00000
02)
MIXER SECTION PREC.
MIXER SECTION CALC.
L. f.
TIME
Y
HF 5
XLR 0
XTOT
Exp. 6,
REACTOR
0 15
.288 .522
.974 5.033
.000 .166
.225 .351
L.K.100XOME
STARTING
MIXER
MIXER
L. t.
TIME
SECTION
SECTION
REACTOR
0 15
HP= 5.61793
WP= 5.97402
PR'ID.
CALC.
PC REMOVAL=
PC RtMOVAL=
27.030
22.458
PREO. Y=
MtAS. Y=
. 29067
.28738
KL = .600000
30
.584
4.085
.33C
.478
45 60
.636 .682
3. 326 2.73Z
.459 .558
.579 . E56
75
.721
2.27J 1
.63>i
.715
EH, 20PCT SLURRY (NOMINAL)
WP= 7
PREC.
CALC.
KL =
30
.54680
HP= 6.08655
HP = 6.57873
.600000
45 60
PREO.
CALC.
75
90 105
.755 .782 .
.917 1.639 1.
.692 .738 .
.761 .796 .
120 150
806 . 3*42
419 1.100
773 .825
824 .864
, 120C, 100PS1G(85PS1
Y= .75900
PC REMOVAL=
PC R£MOVAL=
90 105
20.576
14.181
120 150
180
.868 0.
.886 0.
.859 0.
.890 0.
02)
PRED. Y=
MEAS. Y=
180
210 240
000 O.OOG
000 O.OOC
000 O.OCC
QOO Q.OOO
.27985
.35077
210 240
270
0.000
0.030
o.oo:
u. 000
270
300
0.000
0 . 3 0 i?
3.303
0.000
300
190
.876
.325
.86^)
.893
184
> .351 .537 .603 .660 .708 .748 .780 .607 .829 .862
HP 6.579 5.409 <«.276 3.403 2.746 2.25-* 1.882 1.598 1.377 1.063
XL* 0.000 .163 .566 .503 .599 .e>73 .726 .769 .802 .8i»7
.889
.855 0.000 0.000 O.OQJ 3.000 .827
.873 0.000 C.OOO 0.003 u.300 .892
XTOl .14Z .293 .<«53 .568 .654 .718 ,765 .801 .829 .868 .894 0.000 0.000 0.000 0.303
-------
TABLE D-1. (CONTINUED)
7, t.K.lCOXOMESH, 20PCT SlURRYfNOMINADt 120C, 100PS1GC85PS1 021
STARTING W1»= 7.?650C Y= .94737
MIXER SECTION PREn. WP= 5.6511? PREO. PC REMOVAL= 23.556 PREO. T= .57732
MIXF* SECTICN CALC. HP= 5.62930 CALC. PC REMOVAL= 23.851 MEAS. Y= .53608
L. P. REACTOR
KL= . 60-0000
TIME 0 15 30 45 60 75 90 105
Y .536 .734 .791 .831 . «60 .«81 .897 .910
HP 5.629 4.C41 2.984 2.3B«t 1. «47 1.526 1.292 1.116
XLR 0.001! .29<» .484 .605 . €85 .740 .781 .All
XTOT .239 .463 .607 .699 .760 .802 .833 .856
120 150 180 210 240 270 300 146
.920 0.000 0.000 0.000 0.000 0.000 0.000 .934
.979 0.000 0.000 0.000 0.000 0.000 0.000 .798
.834 0.000 0.000 0.000 0.000 0.000 0.000 .865
.874 0.000 0.000 0.000 0.000 0.000 0.000 .897
O
o
Exp. 8, L.K.100XOMESH, 2QPCT SLURRYtHOMINAL), 120C, lOOPSlGf85PS1 0?)
STARTING Wf»» 7.2660(1 Y* .91111
MIXE* SECTION PRED. M1>* 5.61732 PREfl. PC REMOVAL* 24.041 PREO. Y»
MIXER SECTION CALC. WP= 5.8««62 CALC. PC REMOVAL' 20.372 MEAS. Y=
.50799
.50881
L. R. REACTCR
XL- .600000
TIME 0 15 30 45 60 75 90 105 120
V .509 .653 .716 .764 . fOl .830 .853 .871 .885
HP S.889 4.456 3.39C 2.650 2.131 1.757 1.480 1.271 1.108
XLR O.HOO .255 .43* .565 .«52 .714 .760 .794 .821
XTOT .?04 .405 .552 .653 .722 .772 .808 .836 .H57
150 180 210 2*0 270 300 162
.907 0.000 0.000 0.000 0.000 0.000 .914
.874 0.000 0.000 0.000 0.000 0.000 .799
.859 0.000 0.000 0.000 0.000 9.000 .871
.897 0.000 0.000 0.000 0.000 0.000 .897
Exp 9, L.K.1COXOKESH, 20PCT SLURRYfMOMINAL), 120C, 100PS1GC85PS1 021
STWriNC WP= 7.26600 Y= .8151«
MIXER SECTION PREO. MP= 5.69674 PREO. PC REMOVAL= 22.873 PREO.
-------
TABLE D-1. (CONTINUED)
Exp. 10, .L.K.lOOXOMESHt 20PCT SLURRYIKCMINAL*, 120C, 100PS1G«85PS1 021
STARTING MP= 7.2669D Y= .92057
MIXER SECTION PREO. W1*= 5.19344 PREO. PC REMOVAL= 30.387 PREO. *= .42205
MIXE* SECTION CALC. WP- 5.n7483 CALC. PC REMOVAL= 31.683 HEAS. Y= .3699?
L. R. REACTCR
TIME 0 15
t .370 .672
HP 5.075 2.= 5.08022 PRCT. PC REMOVAL^ 51.692 PREO. Y= .46960
SECTION CALC. WT>= 5.16J.83 CALC. PC *EHOVAL= 30.555 MEAS. Y= .«»4812
L. R. REACTCR KL= .600000
TIME 0 15 30 45 60 75 90 105 120 150 180 210 240 270 300
Y .4Vg .669 .729 .774 .80« .8^5 .856 .873 .887 .908 0.000 0.000 0.000 0.000 0.000
MP 5.165 4.017 3.Q99 £.453 1.«94 1.659 1.408 1.216 1.066 .847 0.000 0.000 0.000 0.000 0.000
XLR 0.000 .232 .413 .538 .f27 .690 .736 .774 .803 .843 0.000 0.000 0.000 0.000 0.000
XYOT . 30f .466 .592 .679 .7t»0 .735 .818 .843 .863 .891 0.000 0.000 0.000 0.000 0.000
158
.913
.797
.852
.897
-------
TABLE D-1. (CONTINUED)
Exp. 13, L.K.100XOMESH, 33PCT SLURUY(NOMINAL), 1?OC, 10OPSIG<85PS1 021 2PCT H2S04
STARTING H»*= 7.?66QO Y= .72912
MIXER SECTION PREC, HP= 6.41<;iO °R£n. PC REMOVAL= 12.455 PREO. f- .32377
MIXER SECfTON CALf. WP= 6.47880 CALC. PC REMOVflL= 11.641 M^AS. Y= .32889
L. R. REACTC&
KL= .60000C
TIME 0 15 30 45 60 75 90 105 120 150
Y .329 ."Si** .610 .669 .718 .758 .791 .817 .839 ,871
HP 6.47C 5.265 4.1*7 c.317 2. €76 2.195 1.833 1.55* 1.341 1.036
XLR O.OCP .198 .372 .505 . f03 .676 .730 .77? .804
.116 .291 .445 .562 .649 .714
XTOT
.730
.762
.77?
.79«
.826
.849
.«66
180 210 2«»0 271 300 186
0.000 0.000 0.000 fl.OGO .898
0.000 0.000 0.000 0.000 .797
.879 0.000 0.000 0.000 0.000 .88
-------
TABLE D-l. (CONTINUED)
Exp. 16, L.K.100XOMESH, 33 FCT SLURRYtNOMINALJ, 120C, 100PSIG (85PSI 021 2PCT H2SO*»
STARTING H1*= 7.26600 Y=l.00000
MIXER SECTION PRED . HP= 5.80085 PREO. PC REMOVAL* 21.<»06 PR?D. Y= .35057
MIXER SECTION CALC. HP= 5.86663 CALC. PC REMOYAL= 20.515 MEAS. Y = .3*205
L. R. REACTOR KL = .60»OQO
TIME 0 15 30 *»5 60 75 90 105 120
Y .3I»2 ,59<» .660 .7i«* .758 .792 .820 .8«i2 .861
MP 5.867 «».695 3.67«» 2.91*» 2.356 i.9<*3 1.63U 1.397 1.213
XLR T.OOC .210 .388 .518 .€13 .682 .73% .773 .803
XTOT ,?!55 .371 .511 .617 .(92 .7<»7 .788 .819
150 180 210 2«»0 270 300 17«»
.888 0.000 0.000 0.000 0.000 0.000 ,90<»
.9t»9 0.000 0.000 0.000 0.000 0.000 .797
• 3«* .<«0« .50(5 .577 .6<»1 .693 .736 .771 .823 .859
210 2*»fl 270 300 229
.830 0.000 0.000 0.000 .846
.897 0.000 0.000 0.000 .797
.856 0.000 0.000 0.000 .872
.885 0.000 0.000 0.000 .898
Exp. 18, L.K.100X0MESH, 20*>CT SLURRY I10MINAL), HOC, 100PS1G »1«f PS1 02>
STARTING MP= 7.26ftOT Y= .80271
MIXER SECTION PRFO. WP= 5.7176P PREO. PC REMOVftL= ?2.603 PREO. Y=
MIXER SECTION CALC. WP= 6.2378fa CALC. PC RFMOVAL= 15.560 HEAS. Y=
L. R. REACTOR
TIME 0 15
Y .U99 .Sqft
MP 6.?3« 5.21<*
XL* 0.000 .IT?
XTOT .1*6
KL= .«»?POOC
3" ^5 60 75 90 105 120 150 180
.697 .733 ,76«» .791 .812 .830 .«S9 .880
^.559 2. <«fl 2.5"»1 ?.1«8 1.907 1.681 1.3<»3 1.107
.126 .M*1? .537 .608 . 66U .708 .7<»T .'9^ .932
.529 .607 .667 .71«» . 7«»? .782 .126 .857
210 2«»0 270 300
.897 .909 0.000 0.000 .910
.9^5 .906 0.000 O.OCO .799
.«<;« ,s^8 o.ooo o.ooo .979
.880 .996 0.000 0.000 .897
-------
TABLE D-l. (CONTINUED)
Exp. 19, L.K.100XOMFSH, 2QPCT SLURRYINOMINAL). HOC, 100PS1GCN PS1 02)
STARTING WP= 7.56600 Y= .86938
MIXER SECTION PREO. MP= 5.571.75 PRED. PC REMOVALS 24.650 PREO. Y= .43269
MIX^R SECTION CALC. WP= 6.1733? CALC. PC REMOVAL- 16.560 MFAS. Y» .54066
L. R. REAfTCR
KL= .420000
TIME u 15 10 45 60 75 90 105 120 150 180
Y .541 .579 .633 .676 .713 .745 .772 .795 .814 .845 .869
MP 6.173 5.224 4.343 3.632 3.067 2.618 2.261 1.974 1.740 1.390 1.145
XLR 0.000 .162 .31(1 .427 . «19 .591 .648 .694 .^31 .786 .824
XTOT .166 .297 .421 .519 .596 .657 .705 .743 .774 .820 .852
240 270
.900 0.090 0
300
000
210
.887
.966 .831 0.000 0.000
.852 .873 0.000 0.000
.876 .893 0.000 0.000
248
.904
.797
.878
.897
Exp. 20, L.K.100XOHESH, 20PCT SLURPY(NOMINAL), 130C, 100PSlGI7fePSl 02)
STARTING HP= 7.26600 Y=l.00000
MIXER SECTICN PREO. MP= 5.45074 PREO. PC REMOVAL= 26.423 PREO. Y=
MIXER SECTION CALC. HP= 5.24P47 CALC. PC REMOVAL^ 29.154 MEAS. Y= .25610
L. R, REACTOR KL= .8«»0900
TIME 0 15 30 <»5 60 75 90 105
Y .256 .«;9«* .667 .725 .771 .806 .833 .855
WP 5.2«>8 A.C19 3.006 2.30(? 1.610 l.*6^ 1.213 1.027
XLR 0.000 .2«»<» .^tfl .575 .€67 .732 .778 .813
XTOT .292 .«*66 .60*» .700 . 76? .810 .8M .868
120 150 180 210 240 270 300 131
.872 0.000 0.000 0.000 0.000 0.000 0.000 .884
.885 0.000 0.000 0.000 0.000 0.000 O.OGO .794
.839 0.000 0.000 0.000 0.000 0.000 0.000 .856
.886 0.000 0.000 0.000 0.000 0.000 0.000 .898
Exp. 21, L.K.1COXOMESH, 20PCT SlURKYINOMINALI, 130C, 100PSlGf7fc PS1 02)
STARTING HP= 7.26600 Y=l.00000
MIXER SECTICN PREO. MP= 5.35822 PREO. PC REMOVAL= 27.743 PREO. Y= .31774
MIXER SECTION CftLC, WP= 5.49129 CALC. PC RFWOVAL= 25.948 MEAS. Y= .28289
L. R. REACTCR KL= .840000
TIME 0 15 JO 45 60 75 90 105
Y ,?83 .58% .65? .720 .?67 .803 .831 .854
HP 5.491 4.210 3.134 2.385 1. f68 1.504 1.242 1.048
XLR 0.000 .244 .443 .579 . f72 .737 .784 .818
XTOT .259 .435 .587 .68« .757 .805 .840 .865
120 150 180 210 240 270 300 133
.871 0.000 0.000 0.000 0.000 0.000 0.000 .885
.900 0.000 0.000 0.000 0.000 0.000 0.000 .793
.844 0.000 0.000 0.000 0.000 0.009 0.000 .862
.884 0.000 0.000 0.000 0.000 0.000 0.000 .898
-------
TABLE D-l. (CONTINUED)
EXP- 22, L.K.lOOXaiESH, P3PCT SLURRY (NOMINAL) , 1?QC, 1 OCP31 G( 35P31 02) DEFOAMING 4GLNTS USED
STARTING HP= 7.5^680 Y=l. 00000
MIXER SECTION FRED. KP= <*. 98506 PREO. PC REMOVAL= 35.726 PPEO. Y= .1*0817
MIXER SECTION CALC. NP= 6.60722 CALC. PC ,REPOVAL= 12.232 MEAS. Y= .7667^
L. P. REACTOR 2 4.117 3.388 2.723 2.240 1.882 1,610 1.399 1.232
XLR 0.000 .232 .403 .524 .€10 .674 .722 .759 .788
150 180 210 240 270 300 184
.907 .921 0.000 0.000 0.000 0.000 .923
.987 .819 C.OOO 0.000 0.000 0.000 .795
.830 .860 0.000 0.000 0.000 0.000 .864
XTOT .251 .424 .552 .643 .708 .755 .791 .819 .841 .873 .895 0.000 0.000 0.000 0.000 .899
24, L.K.HiXOHESH, 20PCT
STARTING HP= 7.26»50n
MIXER SECTION PREO. WP= 5.5fl«i65
MIXFR SE^TTON CALC. WP= 5.69«i77
t 120C. 100PS1GC 85PS1 021 2(»CT H2SO«t
Y- . 87«»i»9
PREO. PC REMOVAL* 2<».509 PREO. Y= .t»6693
C«LC. PC REMOVAL= 23.020 MFAS. V= .<»9«»T«,
L. R. REACTCR KL= .
TIME 0 15 30 <»5 60 75 90 105 120 150
r .Ii9«; .663 .721 .765 .799 .S26 ,8fc* .865 .879 .901
HP 5.69? «i.52«» 3.556 2.854. 2.3« 1.963 1.675 l.i»52 1.276 1.018
XLR 1.800 .215 .389 .513 .603 .668 .71! . 75R .786 .«30
XTOT .23C .395 .52S .625 .69«» .7i»«» .7«3 .812 .835 .869
ISO 210 240 270 300 188
.917 0.000 a.000 0.000 0.000 .921
. 9«tl 0.000 0.000 0.000 0.000 .799
.859 0.000 0.000 0.000 0.000 .867
.892 0.000 0.000 0.000 0.000 .897
-------
TABLE D-l. (CONTINUED)
2j, L.K.1*XO»1ESH, 20PC? SLUPR*tNm»TNA LI , 120C, 100PS1G<85PS1 02> 2PCT H2SO*
STARTING HP= 7.26600 Y= .93750
HIXER SFCTICN PRED. WP= 5.6?675 PREO. PC REMOVAL* 23.877 PREB. Y = .53157
MIXER SECTICN CALC. HP= 5.65099 CALC. PC REMOVAL* 23.576 MEAS. Y= .5571*
L. R. *EACTCR KL- .?
TIME 0 15 30 *5 60 75 90 105 120 150
V .557 .668 .72* .767 . fOO .827 .8*8 .866 .880 .901
HP 5.651 *.*38 3.*95 2.811 2.212 1.9*0 1.658 l.*39 1.266 1.012
XLR 0.000 .225 .395 .517 .«05 .670 .719 .756 .786 .829
XTOT .236 ,*07 .538 .631 .€98 .7*7 .785 .81* .836 .870
180 210 2*0 270 300 187
.917 0.000 0.000 0.000 0.000 .920
.837 0.000 0.000 0.000 0.000 .799
.859 0.000 0.000 0.000 0.000 .866
.892 0.000 0.000 0.000 0.000 .897
26, L.K.1*XOMFSH, 20PCT SLURR VCNOMINA U , 120C, 10flPSlG«85PSl 02) 2PCT H2SO<»
STARTING WP= 7.26POO Y= .95219
MIXER SECTION PREO. WP= 5.50P56 PRED. PC REMOVAL- 25.712 PREO. Y= .53i»?l
MIXER SECTION CALC. WP= 5.5^711 CALC. PC RE«OVAL= ?«».5«t3 M^AS. Y= .5«*527
L. R. REACTCR
KL= .50000C
TIME 0 15 30 <»=; 60 75 90
Y .S«»5 .680 .735 .777 .810 .835 . P56
HP 5.5*7 4.371 3.<»29 2.753 2.26? 1.89<: 1.62«t
.«»00
105
.872
XLR 1.00C
XTOT .2«fe
.22P
.<»17
.5«»7
.522
.639
.609
.673
.753
721
.789
.758
.817
120
.886
1.2«»1
.788
150 180 210 240 270 300 185
.906 .921 0.000 G.OOO 0.000 O.OCO .923
.9<^ .823 0.000 0.000 0.000 0.000 .795
.83(9 .860 0.000 3.000 0.000 O.OOC .865
.872 ,89«t 0.000 0.000 0.003 O.OCO .898
Exp 27 L.K.UXOHESH, 2CPCT SLURRY(NOHINAL) , 120C, 100PS1GC 85PS1 021 2!»CT H2SO<*
'STARTING wi»= 7.26600 t= .91*220
MIXER SECtlCN PREO. MP= 5.5731«* PREO. PC REMOVAL* 2*».67^ PREO. Y= ,55«»88
CALC. PC REMOVAL* 22.3«tl
MIXER SECTION
L. R. REACTCR
TIMf 0 15
Y .568 .686
HP 5.T*6 %.*37
XLR 0.000 .238
XTOT .223 .*07
CALC. HP= 5.?*»568
MEAS. Y= .56762
KL= .500000
"tO «»5 60 75 90 105 120 158
.7*2 .783 .C16 .8V1 .861 .877 .890 .910
.*5e 2.761 2.262 l.«9«t 1.617 1.V83 1.23* .987
.*i3 .53* .620 .683 .730 .767 .795 .836
.5*3 .638 .705 .75* .790 .818 .8*1 .873
ISO 210 2*0 270 300 183
.92* 0.000 0.000 0.000 0.000 .926
.817 0.000 0.000 0.000 0.000 .799
.865 B.OOO 0.000 1.000 0.000 .868
.895 0.000 0.000 0.000 0.000 .897
-------
TABLE D-1. (CONTINUED)
Exp. 28, L.K.14XQNESH* 33PST SLUFR'VCNQMINALI , 120C, 100PS1G<85PS1 021 2PCT H2SO*
STARTING HP= 7.26600 Y^ .709*2
MIXER SECTION PREP. HP-= 6.372*3 PREO. PC REMOVAL* 13.120 PRED. f= .28050
MIXER SECTION CALr. WP= 6.52«T51 CALC. PC REMOVAL= 10.996 MEAS. T= .33*06
L. R. REACTOR KL= . et(500C
TIME 0 15 30 i»5 60 I* 90 105 < 120 150
Y .33«» .5*7 .61S .672 .718 .756 .787 .812 .833 .865
HP 6.52« 5.*50 *.*09 1.585 2. «*6 2.ii55 2.07€ 1.780 1.5*7 t.209
XLR O.ODO .175 .3*0 ,*68 .565 .6<»0 .697 .7^0 .775 .825
~
XTOT
110 .26*
.€13 .679 .729 .769 .799
180 210 2*0 270 300
.888 .905 0.000 O.GOO 0.000 .907
.981 .819 0.000 0.600 0.000 .797
.858 .882 0.000 0.000 0.000 .885
.87* .895 0.000 0.000 0.000 .897
Exp. 29, L.K.lltXOHESH, 33PCT SLURRY!NUMIflAU » 120C, 100PS1GI85PS1 02> 2f»CT H250<»
STAirmrc MP= 7.?669d Y= .80120
MIX'ER SECTION PR^O. HP= 6.2335? PRED. PC REHOVAt* 15.15* PREO. r= .31253
MIXER SECTION CAtC. WP= 6.35258 C» 1C. PC REMOVAL= 13.53* MEAS. t~ .36287
L. R. PEACTCR
KL* .5flOOOt5
TIME '0 15 30 *5 60 75 90 105 120 150
T .3^T5 .56T .^28 .6H1 .725 .762 .792 .817 .837 .868
HP 6.353 5.281 *.270 3.*7* 2.860 2.188 2.023 1.759 1.51* 1.187
XLR 0.000 .178 .3*2 .*69 .566 .639 .696 .739 .773 .823
.I3T .2¥l .TiTl .9*1 .62* .688 .7T6 .77* .30* .8*7
1«0 210 2*0 270 300 211
.890 .906 0.000 0.000 0.000 .907
.965 .808 0.000 0.000 0.000 .799
.856 .880 0.000 0.000 0.000 .881
.876 .896 0.000 0.000 0.000 .897
. 30,
STARTING
MIXER SECTION
HIXEP
33PCT SLURRXNOMINft L) , 120C, 100PSlGt85PSl 021 2PCT HZSO<»
MP= 7.26600 Y= .66667
PREO. MP= 6.39f20 PREO. PC REHOVAL= 12.760 PRED. Y= .25711
CALC. MP= 6.«»93«»0 CALC. PC REMOVAL* ll.*62 MCAS. Y= .30369
L. R. REACTOR KU= .«!00000
TIME 0 15 30 «»5 60 75 90 105 120 150 180
Y . 30«» .553 .615 .669 . 71A .752 .783 .809 .830 .863 .886
MP 6.l»93 5.^*9 <».«»18 ^.598 2.961 2.*TO 2.089 1.793 1.55* 1.218 .988
XLR 0.000 .170 .33*. .U62 ,*61 .635 .693 .737 .772 . 123 .856
210 2*0 270 300
.903 P.000 0.000 0.000 .906
.825 0.000 0.000 0.000 .798
.R*0 0.000 0.000 0.000 .80<»
XTOT ,lle .26* .1*10 .«52«» .€11 .677 .72P .767 .798 .8*3 .873 .89* 0.000 0.000 0.000 .B97
-------
TABLE D-l. (CONTINUED)
Exp. 31, L.K
STARTING
MIXER SFCTICN
SECTION
L. R. TACTCR
TIME 0 15
Y .298 .541
MO 6.63? 5.573
XLR 0.000 .160
XTOT .094 .247
33PrT SLURRY(NOMINAL! , 120C, 100PS1G ( 85PS1 02) 2PCT H2S04
WP= 7.?660Q Y= .62241
PRED. MP= 6.56«»67 PREO. PC REMOVAL* 10.330 PREO. Y= .27772
CALC. WP= 6.63E46 CALC. PC REMOVAL^ 9.404 MEAS. Y=
KL= .500000
30 45 60 75 90 105 12n 150 180
.602 .*56 .703 .742 .774 .801 .823 .857 .882
4.536 7.705 3.C52 2.545 2.151 1.84' 1.600 l.?47 1.009
.393 .5(?9 .'98 .667 .719 .760 .792 .839 .870
210 2<»0 270 300 219
.900 0.000 0.000 0.000 .905
.8
-------
TABLE D-l. (CONTINUED)
Exp. 34, L.K.14XOMESH, 33PCT SLVJRR YtNOHINA O , 120C, 50PS1GI35PS1 02» 2PCT H2S04
STARTING HP= 7.26600 Y= ,*5020
MIXER SECTION PRED. HP= 6.84680 PRED. PC REMOVAL* 6.193 PREO. Y= .25282
NIXtR SECTICN CftLC. Ht*= 6.87*15 CALC. PC RPMOVAL= 5.819 MEAS. Y= .25591
L. R. REACTOR
TIME
KL= .500000
0 15 SO 4S
t .256 .409 .454 ,*95
HP 6.87* 6.173 5.395 *.685
XLR Q.COO .109 .227 .334
XTOT .058 .160 .272 .TT3
60
.536
75 90 105 120 150 180 210 240
.576 .613 .647 .678 .731 .773 .806 .832
5.504 3.035 2.638 2.304 1.791 l.*29 1.168 .977
.508 .576 .633 .680 .753 .80* .8*0 .866
.536 .601 .65* .699 .767 .815 .8*9 .87*
270 300 278
.853 0.000 .858
.832 0.000 .796
.886 0.000 .891
.891 0.000 .898
Exp. 35, L.K.14XOHFSH, 33PCT <5LURRY8 .787 .817
MP 6.U6C 5.712 U.963 U.292 3.106 3.202 2.776 2.«»18 2.118 1.658 1.332 1.097
.351 . t«»3 .521 .587 . 6*1 .687 .756 .80* .839
.«t2"< .509 .578 .636 .68** .72<» .785 .828 .858
XLR 0.000
XTOT .12t
.123
.227
.333
2«»fl 270 300 267
.8*1 0.000 0.000 .859
.923 O.QOO 0.000 .799
.865 0.000 0.000 .883
.881 0.009 0.000 .897
Exp. 36. L.K.l«tXOHESH, 33PCT SLURRTKNOMINAL) t 120C, 150PS1GH35PS1 02> 2PCT H2SO*
HP= ~T. 2660B Y= .5217%
PREO. M^= 6.€9€00 PREO. PC REMOVAL= 8.*08 PREO. Y= .25921
CALC. HP- 6.81192 CALC. PC REMOVAL= 6.822 MEAS. Y= .29060
STARTING
BIXEtJ SECTION
MIXER SECTION
L. R. KEACTC* KL= .
TIME 0 15 30
Y .291 .623 .69Z
HP 6.812 5.*93 *.17S
XLR 0.000 .219 .*03
XTOT .068 .271 .***
500000
*5 60 75 90 105 120 150
,7*"6" .788 .921 .8*6 .866 .882 .906
3.?88 2.6*-r 2.17<» 1.832 1. «569 1.36* 1.072
.535 ,f28 .695 .7*5 .782 .811 .852
.566 .653 .716 .762 .797 .823 .862
180 210 2*0 270 300 195
.922 0.000 0.000 0.000 0.000 .928
.876 0.000 0.000 0.000 0.000 .796
.879 0.000 0.000 0.000 0.000 .890
.887 0.000 0.000 0.000 0.000 .898
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TABLE D-l. (CONTINUED)
Exp. 37, L.K.14YOMESH, 33PCT SLURR YINOMTNA LI , HOC, 100PS1GC ?*PS1 02) 2»CT H2S04
STARTING WP= 7.J6600 Y= .70151
MIXER SECTION PREO. WP= 6.45775 PREO. PC REMOVAL= 11.950 PREO. V= .T2110
MIXER SECTION CALC. HP= 6.714?G CALC. PC REMOVAL= 6.397 M' AS. Y= .43261
L. R. REACTCR
KL= .350QOP
TIME 0 15 30 45 60 75 90 105 120 15H 180 210 240 270 300 300
Y .1*33 .^07 .55*. .594 .(3? .666 .697 .724 .749 .789 .821 . 845 .865 .880 .893 0.000
HP 6.714 «5.99(1 5.217 «t.535 3.^7 3.«i«t5 3.022 2.666 2.367 1.901 1.563 1.31«» 1.125 .978 .862 0.000
XL* 0.000 .115 .235 ,3«»0 . *-29 ,50*» .567 .619 .*&•< .731 .77<= .815 .Bb? .863 .879 0.000
XTOT .08i( .187 .297 .*9«t . .560
MP 6.621 5.869 5.10°
XLR 0.000 .121 .241
XTOT .097 .'04 .313
.600
60 75 90 195 120 150 180 210 240 270 300 300
.f?7 .671 .702 .729 .753 .793 .823 .847 .867 .882 .894 0.000
3.P65 3.376 2.963 2.61* 2.324 1.869 1.540 1.296 1.111 .967 .853 0.000
.507 .569 .621 .664 .731 .779 .815 .842 .862 .879 0.000
.554 .610 .657 .696 .757 .800 .832 .857 .875 .890 0.000
.433
Exp. 39,
STARTING
MIXER SECTTCN
MIXER
L. R. REACTCR
TIME 0 15
Y .11*5 .591
MP 6.309 k.SZI
XLR I.OOn .2^7
XTOT .141 .353
33PCT SLURR YtNtJMINAL) , 130C, 10QPS1G
-------
TABLE D-l. (CONTINUED
Exp. 40, L.K.14XOMESH, 33PCT SLURRYf NOMINAL) * 13QC, 100PS1GC7*PS1 0?) 2PCT H2S04
STARTING MT»= T. 26600 Y= .61616
MIXER SECTION PRFO. HP= 6.56403 PREO. PC REMOVAL* 10.340 PREO. Y= .23248
MIXER SECTION CALC. MP= 6.64563 CALC. PC REMOVAL* 9.225 MEAS. f= .30603
L. R. R*-ACTOR KL =
TIME 0 15 30 45 60 75 90 135 120 150 180 210 240 270 300 153
Y .306 .582 .66? .727 .776 .814 .842 .864 .881 .906 0.000 0.000 0.000 0.000 0.000 .909
HP 6.646 *.C75 3.772 1.858 2. 2?7 1.787 1.471 1.239 1.063 .820 0.000 0.000 n.OBO O.OQH fl.OOO .7<»U
XLR 0.000 .?4C .Mt9 .587 .680 .744 .790 .824 .849 .884 0.000 0.000 O.OOfl 0.000 0.000 .887
XTOT .092 .318 .50P .624 .709 .768 .809 .840 .863 .895 0.000 0.000 0.000 0.000 0.000 .898
Exp. 41, L.K.14XOMESH, 20PCT SLURRY^OKINAL) , 120C, 100PS1G(85PS1 02) OEFOAMING AGENTS USED
STARTING WP= 7.54680 Y=l. 00000
MIXER SECTION PREC. MP= 5.61314 PREO. PC REMOVAL= 27.146 PRED. Y= .54909
MIXtR SECTION CALC. HP= 7,14028 CALC. PC REMOVAL= 7.325 MEAS. Y= .86498
L. F. REACTOR KL= .500000
TIME U 15 30 <*5 60 75 90 105 120 150 180 210 240 270 30D 185
Y .865 .652 .715 .764 .802 .831 .854 .872 .886 .908 .923 0.000 0.000 0.000 0.000 .926
HP 7.140 5.354 4.076 3.187 2.561 2.110 1.778 1.525 1.330 1.049 .863 0.000 0.000 0.000 0.000 .829
XLf 0.000 .264 .447 .572 .£58 .720 .765 .799 .825 .862 .887 0.000 0.030 0.000 3.DOG .391
XTOT .073 .307 .479 .597 .676 .733 .778 .810 .835 .870 .894 0.000 0.000 C..OOO 3.000 .89*
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APPENDIX "E"
DERIVATION OF PROCESS PERFORMANCE EQUATION
113
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DERIVATION OF EQUATION 10 (Volume 1. Page 51)
Equation 10 is based on pyrite mass balance (the weight of pyrite
leached from coal during reaction time tL_R in the L-R reactor). If the
weights of pyrite and coal fed into the L-R reactor are represented by
P"] and c[", respectively, and the corresponding quantities at t. D by P
W W L""K W
and C , then the fraction of pyrite removed, x, _n, during t, „ can be com-
puted by
pm _ p pnyn _ c w i/> . u vr /Cm1
x = w Hw = Vp Vp _wp VVV , (A)
L-R pm cmwm .m
Hw Vp "p.
where w"J and W are the pyrite concentrations in the coal in wt. percent
at the corresponding reaction times. But
w p " w p
m ,m x _ m
,pm
~ vr... ~
100
C W
. w p
100
or
W W ' C
w
Substitution of Eq (B) into Eq (A) above results in
w
1-
ioo-w" w w?
e.A i
Since Sp = j|^- Wp and % Sp Removal = 100 XL_R, Eq (C) becomes
S Removal = — Q~S — = Equation (10), Volume 1, page 51.
\
J
64-1 x 100
114
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APPENDIX "F"
FILTRATION AND CENTRIFUGE TEST DATA
115
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_
T — ) t'JB , • • j f
UlflD MACHINE COMPANY irjC., SO. WALPOLE. MASS. OE2071 *""* ' ''./"^ "
Please reply to: 3-S45 Goiden Gate Way, Lafayette. Calif. 94549
August 23, 1973
TRW Systems, Inc.
Building 01, Room 2030
One Space Park
Redondo Beach, California 90278
Attention: Mr. Myrrl Santy, Chemical Engineer
Subject: Coal Desulfurization Project
Gentlemen:
In accordance with discussion with Messrs. M. Odum and
R. Cruce of Ehrhart and E. Koutsoukos of TRW, I conducted
filter and centrifuge bench tests at the San Clemente
facility on August 17 to determine feasibility and design
parameters for commercial units. Results are summarized
as follows:
1. Slurry of minus 100 mesh coal in Ferric Ferrous Sulfate -
H2S04 and H20 solution. Suspended solids (coal) approxi-
mately 17% by weight. Temperature - 70° C.
a. Centrifuge tests using bench scale test tube spinner
enables prediction that a solid bowl type centrifuge
will give performance at operational level of 1000
to 1300 G's as follows:
Cake - 65-68% solids Centrate - 0.5-0.8% solids
b. Filtration tests using 0.01 sq.ft. leaf enables
prediction of filtration rates as shown on the attached
graph. Basically, this graph indicates that in order
to get dischargable cake from a vacuum filter you must
either thicken the slurry to 30-35%, in which case you
operate at 2 to 3 minutes per revolution and filtration
116
;^2 fs. N H. Hrt... FA=K RIUGE, IU. 60068 7 Oi,r.«oo(l» Park, ATUNTA. fifi. 30341 i-'.$ 5. '. Canyon Court, PORTLAND. ORE. S72Z1 34*5 Gal(J«n Sate Way, LAfAVtTTE. CALIF. 01549
P.O. bo* 48-i, tii-NSAh ,-.. V4. 25054
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BIRD MACHINE COMPANY
TRW Systems, Inc.
August 23, 1973
rates will be 35-40 #/hr./ft.2, or if using the 17-20*
^savl f Y^ °PSrate the filter °n a lo»S- <*<**
(say 3 to 4 minutes per revolution), in which case the
rate drops to 20-25 #/hr./ft.2.
Cake - 55-60% solids Filtrate - 0.1% solids
2. Hexane slurry - i.e., cake from 1 above was re pulped
with approximately two times its weight of hexane, then
left to digest and leach for 1/2 to 1 hour.
a. Centrifuge tests using bench scale spinner enables
prediction of solid bowl performance at 700-900 G's
as follows:
Cake - 70-75% solids Centrate - Clear, no solids
b. Filtration tests - none conducted because high volatility
of hexane would render tests meaningless.
3. Toluene slurry - made by TRW prior to my arrival, not
certain as to its relevancy on this project but tested
anyway.
a. Centrifuge tests using bench scale spinner enables
prediction of solid bowl performance at 800-1000 G's
as follows:
Cake - 68-72% solids Centrate - trace of solids
(less than 0.1%)
b. Filtration tests - none conducted
Based on the above, our recommendations at this time would be
that the Bird solid bowl centrifuge is the best type unit for
the coal hexane slurry separation because not on d°es **
and does not require hexane vapor recovery system.
117
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BIRD MACHINE COMPANY
TRW Systems, Inc. August 23, 1973
For your 1/2 TPH pilot plant we recommend our 12x30 unit with
15 HP motor, at approximately $20,000 to $30,000, depending
on materials of construction, type of seals required, etc.
We feel the same unit, the Bird 12x30 solid bowl centrifuge,
would also be applicable for the Ferric Ferrous Sulfate -
H2S04 - H20 slurry and have the following advantages over the
vacuum filter:
a. Dryer cake (see data) .
b. No need for thickening feed to 35% - feed as it comes
directly from reactor.
c. Eliminate possible problems of filtering hot slurry
(flashing, vapor condensers, etc.).
The unit would be identical to that used for Hexane slurry
except it would operate at higher speed and thus require
20 HP motor, and would, of course, have to be 316 ELC.
In summary, the tests indicated that the Bird Solid Bowl
is applicable in all services, possibly to be followed by
a polishing type pressure filter if you require absolutely
clear solution for recycling in Step #1 (Ferric-Aqueous),
and most certainly is the most ideal unit for the hexane
slurry. It does have a disadvantage in that cake wash would
not be very effective (coal is too fine), however, this might
be offset by its ability to produce a cake which is dryer
(contains less mother liquor) than the vacuum filter. It
would seem that for the pilot plant work you should purchase
at least one or two 12x30 Bird centrifuges and then use them
at various separation steps to determine their merits versus
other types of dewatering equipment.
Very truly yours,
cc: Ehrhart & Assoc. Inc. BIRD MACHINE COMPANY, INC.
Attn: Malcdm Odum ^-r/' /? /2
Proj. Engr. L€i?iA'iS C /Oux*->
Thomas E. Burns
Western Sales Manager
Centrifugal & Filtration Equip.
TEBurns/hg/23
Enclosure
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l._I.
1 t_ ' ' '
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,:^, \.i.
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*..:i "—\ !~: rrr: .;••;
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119
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TECHNICAL REPORT DATA
(Please read Instructions on the reverse before completing)
1. RfcPORT NO.
EPA- 600/2 -76 -143b
2.
3. RECIPIENT'S ACCESSION-NO.
4. TITLE ANOSUBTITLE
Meyers Process Development for Chemical
Desulfurization of Coal, Volume EL--Appendices
5. REPORT DATE
May 1976
6. PERFORMING ORGANIZATION CODE
7.AUTHOR1S) E.P.Koutsoukos, M.L.Kraft, R.A.Orsini,
R.A.Meyers, M.J.Santy, and L.J. Van Nice
8. PERFORMING ORGANIZATION REPORT NO.
9. PERFORMING ORGANIZATION NAME AND ADDRESS
TRW Systems Group
One Space Park
Redondo Beach, California 90278
10. PROGRAM ELEMENT NO.
1AB013; ROAP 21AFJ-033
11. CONTRACT/GHANT NO.
68-02-1336
12. SPONSORING AGENCY NAME AND ADDRESS
EPA, Office of Research and Development
Industrial Environmental Research Laboratory
Research Triangle Park, NC 27711
13. TYPE OF REPORT AND PERIOD COVERED
13. TYPE OF REPORT AND I
Final; 6/73-12/75
14. SPONSORING AGENCY CODE
EPA-ORD
15. SUPPLEMENTARY NOTES Project officer L.Lorenzi, Jr. is no longer with EPA; for details
contact Lewis D. Tamny, Mail Drop 61. Ext 2851.
16. ABSTRACT
repOrt gives results of bench-scale development of the Meyers Pro-
cess (for chemical removal of sulfur from coal) for desulfurization of both fine and
coarse coal. More than 90% of the pyrite was removed from run-of-mine (ROM) fine
coal and clean coarse coal, and more than 80% of the pyrite from ROM coarse coal.
Process improvements were demonstrated involving: increased process slurry solids
concentration for higher process throughput (33% w/w); lowered filtration require-
ments through use of larger top- size fine coal; and generated elemental sulfur remo-
val by vaporization from the coal matrix. Pyrite leaching and reagent regeneration
rate expressions were validated. Engineering studies showed that: the process may
be engineered in a number of basic designs including simultaneous leach and regener-
ation, separate leach and regeneration, use of oxygen or air for regeneration, fine
or coarse coal processing, and combined with coal cleaning; these process designs
lead to stand-alone full capital cost estimates of $30-80/KW of power plant name-
plate capacity for the various process plant cases. Assuming ROM coal costs of
$0. 81 /MM Btu, the required market price of the desulfurized coal ranges from
$1 . 14 to $1 . 32/MM Btu on a utility financed basis and $1. 41 to $1 . 86 /MM Btu on
an investor financed basis.
KEY WORDS AND DOCUMENT ANALYSIS
DESCRIPTORS
b.lDENTIFIERS/OPEN ENDED TERMS C. COSAT1 Field/Group
Air Pollution
Coal
Desulfurization
Pyrite
Air Pollution Control
Stationary Sources
Meyers Process
Chemical Coal Cleaning
13B
08G,21D
07A,07D
3. DISTRIBUTION STATEMENT
Unlimited
19. SECURITY CLASS (ThisReport/
Unclassified
21. NO. OF PAGES
126
20. SECURITY CLASS (Thispage)
Unclassified
22. PRICE
EPA Form 22iO-1 (9-73)
120
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