172 
OPERATIONS OF FUEL-TESTING FLA NT IN 1905. 
im.nnsy u\ amy no. <;. 
Bituminous coal from Hustead-Seamens mine, 1 [ustead-Seamens Coal and Coke Company 
East Millsboro, Westmoreland County, Pa., on the Pennsylvania Railroad. 
This sample was run-of-mine coal and was loaded under the supervision of Inspector J. W. 
Groves. It was used in making washing test No. 124, coking tests Nos. X2, 34, 35, 38, and 
41, steaming tests Nos. 217 and 218, and producer-gas tests Nos. (><) and 70. 
Two mine samples were taken for chemical analysis. No. 1968 was cul from No. 5 bun 
entry, 900 feel from the bottom of the slope; No. 1970 was taken in No. 1 butt entry, 1 ,:tf)0 
feet north of the bottom of the slope. 
CHEMICAL ANALYSES. 
Laboratory number. 
Air-drying loss 
B 
Moisture 
Volatile matter 
Fixed carbon 
(Ash 
[Sulphur 
Hydrogen 
Carbon 
Nit rogen 
i »xygen 
Calorific value determined: 
Calories 
British thermal units. 
Mine samples. 
L968 
2.90 
4. 08 
32. i: 
53. 98 
9. 50 
1.64 
7,371 
13,268 
L970 
L. 50 
2.81 
33. ss 
54, 68 
8. 63 
2.00 
Car samples. 
2161 
2, (X) 
.3.24 
31.78 
52. 46 
12.52 
1.94 
4.80 
71.41 
1.24 
8.09 
7, 155 
12,879 
2176 
2. 40 
3. 46 
31.80 
51.74 
13.00 
1.95 
1.20 
STEAMING TESTS. 
Test 217, Pennsylvania No. 6. Tesl 2 1 8. 
iiiisvlvania No. <>. 
Size as shipped, run of mine. Size as used, over Size as shipped, run of mine Size as used.ovB 
1 inch. 35.4 per cent; fc inch to! inch, 21.8 per cent; 1 inch, 26.4 per cent; Unch to ] inch, 22.5 per ceim 
| inch to \ inch, 15 percent; under ', inch, 27.8 [ inch to \ inch, 16.6 per cent; under Unch, 34.5 pfl 
percent. Duration of test, 9.9 hours Kind of cent. Duration of test, 9.95 hours. Kind of grate, 
grate, plain. plain. 
MISCELLANEOUS [TEMS 
Tesl '-'17. 
Test 218. 
1 I'M ling value of coal B. T. U. 
Force of draft: 
Under stack damper 
Above fire 
ler pound dry coal. . 
inch water. . 
do 
i:;. 105 
0.46 
.13 
2, 425 
19. 26 
3. 41 i 
97. 10 
7.40 
8.79 
9.01 
10. 52 
64.91 
13.271 
0.49 
.17 
2.251 
10.65 
3. 12 
87.4 
7.74 
0.11 
9.37 
10 94 
68. 18 
Furnace temperature 
op 
Dry coal used per square fool of grate surface per hour 
Equivalent water evaporated per square fool <>f water-heati 
pounds 
pounds, . 
lg surface per hour, 
Percentage of rated horsepower of boiler developed .-. 
Water apparently evaporated per pound of coal as fired 
Water evaporated from and at 212° F.: 
Per pound of coal as fired 
Per pound of dry coal 
Per pound of combustible 
Efficiency of boiler, including grate 
pounds.. 
do.... 
do.... 
do.... 
per cent . . 
