TESTS— OHIO. 159 
WASHING TEST. 
Test 138, Ohio No. 7. 
Size as shipped, over 1| inches. Size as used, crushed to 2 inches. Jig used, Stewart modified. 
Raw coal pounds.. 16,000 
Washed coal do 14,000 
Refuse do 2,000 
ANALYSES. 
Test 138. 
Raw coal. 
Washed 
coal. 
6. 65 
33.94 
48. 86 
10. 55 
3.13 
7.47 
Ash ... 
6.37 
Sulphur 
2.16 
COKING TESTS. 
Test S«>, Ohio No. 7. 
Size as shipped, over 1J inches. Size as used, 
finely crushed. Raw. Duration of test, 45 hours. 
Coal charged pounds. . 12,000 
Coke produced do 7,117 
Breeze produced do 374 
Coke produced per cent. . 59. 31 
Breeze produced do 3. 12 
Total percentage yield 62. 43 
Remarks.^ Light gray and silvery. Large- 
fingered coke. Ash and sulphur high. 
Tes1 94, Ohio No. 7, washed. 
Size as shipped, over 1| inches. Size as used, 
finely crushed. Duration of test, 60 hours. 
Coal charged pounds. . 12, 000 
Coke produced do 6, 898 
Breeze produced do 303 
Coke produced per cent. . 57. 49 
Breeze produced do 2. 53 
Total percentage yield 60. 02 
Remarks. Light gray and silvery. Fine-fin- 
gered coke. Lighter than coke from raw coal. 
Washing does not improve; sulphur high. 
ANALYSES. 
Moisture 
Volatile matter. 
[Fixed carbon . . . 
Ash 
Sulphur 
Test 89. 
Test 94. 
Coal. 
Coke. 
Coal. 
Coke. 
5.77 
0.75 
7.37 
0.57 
35.43 
.98 
36.36 
1. 58 
49. 82 
85. 33 
49.72 
88.08 
8.98 
12. 94 
6.55 
9.77 
2.88 
2.32 
2.23 
1.90 
OHIO NO. 8. 
jj Bituminous coal from Dixie mine, Upson Coal and Mining Company, Dixie, Perry County 
)hio, on the Baltimore and Ohio Railroad. 
I This sample consisted of run-of-mine coal. It was loaded under the supervision of 
Inspector J. W. Groves and was used in making washing test No. 137, coking tests Nos. 81 
bid 93, steaming test No. 287, and producer-gas test No. 83. 
ITwo mine samples were taken in the mine for chemical analysis — No. 2119 from the first 
air of cast entries, 1,000 feet southeast of the drift mouth, and No. 2120 from the first 
air of west entries, 1,000 feet southwest of the drift mouth. 
