TESTS OHIO. 
163 
Two mine samples were taken in this mine for chemical analysis — No. 2208 from room 6 
off the fourth east entry, 900 feet northeast of the drift mouth, and No. 2209 from No. 5 
butt entry off the main entry, 800 feet west of the drift mouth. 
CHEMICAL ANALYSES. 
Mine samples. 
Car sam- 
ple A. 
( !a !' sam- 
ple B. 
<\i 
2208 
2.80 
6.79 
40. 01 
45. 54 
7. 66 
3. 34 
2209 
3. 40 
7.28 
41.60 
44.86 
6. 16 
2.77 
2310 
3.20 
5. 59 
36.86 
49. 26 
8.29 
3.15 
4.88 
69. 76 
1.18 
12. 74 
7, 096 
12,773 
2311 
5. 60 
8.10 
36.87 
43. 10 
11 93 
ni 
| 
I 
8 
1 Ash 
Mh 
3 35 
<S 
Hydrogen 
5 15 
<3 
s 
£3 
Carbon 
63 54 
Nitrogen 
1 06 
t= 
14 97 
Ca 
lorific value determined: 
6, 952 
12,514 
6 424 
British thermal units 
11,563 
STEAMING TESTS. 
Test 24(>, Ohio No. 9 A. 
Test 224, Ohio No. 9 B. 
Size as shipped, over 1^ inches. Size as used, 
over 1 inch, 48.5 per cent; § inch to 1 inch, 17.7 per 
cent; \ inch to \ inch, 11.2 per cent; under \ inch, 
22.6 per cent. Duration of test, 8 hours. Kind 
of grate, plain. 
Test 249, Ohio No. 9 A. 
Size as shipped, over 1^ inches. Size as used, 
over 1 inch, 58 per cent; h inch to 1 inch, 14.5 per 
cent; \ inch. to \ inch, 8.7 per cent; under \ inch, 
18.8 per cent. Duration of test, 9.80 hours. Kind 
of grate, plain. 
Test 250, Ohio No. 9 A. 
Size as shipped, over 1^ inches. Size as used. 
over 1 inch, 45.8 per cent; \ inch to 1 inch, 17.6 per 
cent; \ inch to \ inch, 14.1 per cent; under \ inch, 
22.5 per cent. Duration of test, 10 hours. Kind 
of grate, plain. 
Test 252, Ohio No. 9 A. 
Size as shipped, over \\ inches. Size as used. 
over 1 inch, 35.4 per cent; \ inch to 1 inch, 16.5 per 
; cent; \ inch to § inch, 16 per cent; under \ inch, 
1 32.1 percent. Duration of test, 6.63 hours. Kind 
of grate, plain. 
Size as shipped, nut and slack. Size as used, 
over 1 inch, 20.6 per cent; | inch to 1 inch, 20.7 per 
cent; j inch to \ inch, 16.8 percent; under | inch, 
41.9 percent. Duration of test, 9.88 hours. Kind 
of grate, rocking. 
Test 241, Ohio No. 9 B, washed. 
Size as shipped, nut and slack. Size as used, 
over 1 inch, 28.1 percent; \ inch to 1 inch, 26.9 per 
cenl ; j inch to h inch, 19 per cent; under | inch, 
26 per cent. Duration of test, 8.08 hours. Kind 
of grate, plain. 
Test 243, Ohio No. 9 B, washed and dried. 
Size as shipped, nut and slack. Size as used, 
over 1 inch, 11.7 per cent; h inch to 1 inch, 22.8 per 
cent; \ inch to £ inch, 23.8 per cent; under | inch, 
41.7 per cent. Duration of test, 9.45 hours. Kind 
of grate, plain. 
Test 244, Ohio No. 9 B, washed and dried. 
Size as shipped, nut and slack. Size as used, 
over 1 inch, 16.6 percent; h inch to 1 inch, 29.8 per 
cent; \ inch to h inch, 22.6 per cent ; under \ inch, 
31 percent. Duration of test, 6.07 hours. Kind 
of grate, plain. 
