166 
OPERATIONS OF FUEL-TESTING PLANT IN 1905. 
COKING TESTS. 
5,596 
152 
54.97 
3. 77 
Test 12, Ohio No. «> A. 
Size as shipped, over I ', inches. Size as used, 
finely crushed. Raw. Durat ion <>)' lest . 71 hours. 
Coal charged pounds. . 12,000 
Coke produced do. . . 
Breeze produced do 
Coke produced per cenl 
Breeze produced do. . . 
Total percentage yield 58.74 
Remarks.- Lighl gray and silvery. Fine-fin- 
gered coke. Sulphur too high. Good coke can be 
produced if sulphur can be lowered by washing. 
Somewhat brittle. 
Test ."», Ohio No. U B. 
Size as shipped, nut and slack. Size as used. 
finely crushed. Raw. Dural ion of test, 53 hours. 
Coal charged pounds I.', nun 
Coke produced do.... 6,647 
Breeze produced do. . . - 593 
Coke prod need per cent . . 55. 39 
Breeze produced do 4. 90 
Total percentage yield 00.35 
Bernards.— Dull-gray color. Souk- little depos- 
ited carbon. Good weight coke. Breaks in about 
equal proportions of fingered coke and chunks. 
High ash and sulphur. 
Test .->7, Ohio No. 9 15. washed. 
Size as shipped, nut and slack. Size as used, 
finely crushed. Durat ion of test , a7 hours. 
Coal charged pounds . 12,000 
Coke produced do 6,300 
Breeze produced do 441 
Coke produced per cent . . 52. "><> 
Breeze produced do 'A. 68 
Total percentage yield 56. IS 
Remarks. Light gray color. Fine-fingered^ 
coke. Somewhat brittle. Washing reduces ash 
very materially, bul does not remove sufficient 
sulphur. 
ANALYSES. 
Test 72. 
Test 55. 
Test 57. 
Coal. 
Coke 
Coal. 
Coke. 
Coal. 
Coke. 1 
Moisture 
5.58 
39.80 
40. 44 
8.18 
3. 63 
1.80 
L08 
84. 13 
12.69 
3. 06 
9. 03 
:;:;. 56 
•11. in 
16.31 
3.40 
0.70 
1.35 
78.63 
19. 32 
2.94 
9. 7:? 
37. 27 
40. 02 
6.98 
2.84 
0. 08 
. N«» 
86.91 
Ash 
Sulphur 
11. J 
2. 40 
PENNSYLVANIA NO. 1. 
Bituminous coal from Jamison mine, Jamison Coal and Coke Company, 1 miles north 
of Greensburg, Westmoreland County, Pa., on the Pennsylvania Railroad. 
This sample consisted of lump coal (over 1 j-ineh bar screen) and was shipped under 
the supervision of Inspector J. W. Groves. The following tests were made: Steaming 
tests Nos. 207, 208, and 209, and producer-gas test No. 65. 
Two mine samples for chemical analysis were taken from this mine -No. 1912 from the 
face of room 19 off the tenth butt entry, 3,500 feci north of the shaft , and No. L943 in 
the main nc-i entry, 2,000 feet northwest of the shaft. 
