162 OPERATIONS OF FUEL-TESTING PLANT IN 1905. 
WASHING TEST. 
Test 137, Ohio No. 8. 
Size as shipped, run of mine. Size as used, crushed to2inches. Jigused, Stewart modified. 
Raw coal pounds. . 17,20( 
Washed coal do.... 15,sj 
Refuse do.... 1.64C. 
ANALYSES. 
Moisture 
Volatile matter 
Fixed carbon. . 
Ash 
Sulphur 
Test 137 
K:i\v coal 
7. 55 
38. 00 
46. 08 
8.37 
2.84 
Washed 
coal. 
6.0 
2.0 
Test 81, Ohio No. 8. 
COKING TESTS. 
Test !>:$, Ohio No. 8, washed. 
Size as shipped, run of mine. Size as used, s '"' " s shipped, run of nunc Size as used 
finely crushed. Raw. Duration of test, 52 finely crushed. Duration of test, 69 hours. 
hours. Coal charged pounds. . 12, 00 
Coke produced do c>,28 
Coal charged pounds. . 12,000 
Coke produced do 6,526 
Breeze produced do 15 I 
Coke produced per cent . . ".1 38 
Breeze produced do 3. 78 
Total percentage yield 58 16 
Remarks. -Lighl gray and silvery. Fine-fin- 
gered coke. High ash and sulphur. 
Breeze produced do. . 
43 
Coke | ) rod need per cent . . .">2. 
Breeze produced do .... 3.6 1 
Tot al percentage yield •">■">. I 
Remarks. Light gray, with some little silver 
deposit. Al.out three-fourths of oven seemed t 
coke up about 8 inches and upper 1« inches coke, 
down, showing clear demarcal ion. Upper part fn 
gered,lowerinchunks. Washingdoes not improvi 
WA1.1 SES. 
Moisture 
Volatile matter 
Fixed carbon 
Ash [ 
Sulphur ! 
Test si. 
Coal. 
8. 43 
37. 25 
44. 56 
9. 76 
2.90 
Coke. 
0.66 
. 93 
82.81 
15.60 
2. 59 
Test 93. 
Coal. 
1 1 . 43 
37. 90 
44. 64 
6.03 
2.10 
Coke. 
■ ■ 
OHIO no. <>. 
Bituminous coal from Clarion mine. Gallia Mining Company, Clarion, Vinton Count; \ 
Ohio, on the Hocking Valley Railway. 
Two samples were shipped under the supervision of Inspector .1. \V. Groves, as follow 
Ohio No. 9 A, lump coal over lf-inch screen, used in making coking test No. 72, steamii > 
tests Nos. 246, 249, 250, and 252, and producer-gas test No. 73; Ohio No. 9 B, nut ar 
slack coal through 1^-inch screen, used in making washing test No. 131, coking tests Nc 
55 and 57, steaming test No. 224, and steaming tests on washed coal Nos. 241, 243, ar J 
244. 
