_— =. 
899 
Gas Works and the yield of gas per kilo of coal had a total calorific value 
of 1,898,870 calories. The other results of the table are comparable to 
the quantity and quality of the gas produced from American and English 
coals as shown in the following table: 
Taste X1.%—Guas from American bituminous coal. 
Pp aa | 4 
| ne 
x ar Yield per | 
Yield per kilo kilo of com- | 
ahaa: Content of desirable constituents. 
| 
bustible. | 
Source of coal, ©. |__| —| 
In fe aen | 
In ore In Rees) . . | ; | 
liters. eas liters. oe | CnHen. Co. CHy. Hy. 
| 1 Per Cent, Per cent. Per cent. Per cent. | 
551.5 15,56 | 
| 
Westmoreland, Pa} 382.0 | 10.82 | 406.0 | 11.50 | 4.5 to 7.5 | 2tol4d 31 to 43 38 to 48 
Sterling, Ohio -___| 377.5 | 10.70 | 400.0 | 11.33 | 4.5 to7.5 2 to 14 31 to 43 | 38 to 48 | 
Despard, W. Va __| 386.0 | 10.93 | 413.5 | 11.71 | 4.5 to 7.5 2 to 14 31 to 43 | 88 to 48 | 
Darlington, Ohio_|__-____ 9.97 | 872.5 10.56 | 4.5to7.5 2tol14 31 to 43 38 to 48 
Petonia, W. Va___| 474.0 | 18.42 | 545.0 | 15.43 | 4.5to7.5 2tol4 31 to 43 | 38 to 48 | 
Grahamite, W. Va} 535.0 | 15,25 4.5 to 7.5 | 2to14 81 to 43 | 38 to 48 | 
Taste XII.%—Gas from English bituminous coals. 
Yield per kilo Yield per kilo of 
of coal. combustible. 
Source of coal. ae — | Fh 
In liters. In cubic Trlliters. In cubie 
feet. feet. 
DALE TD OU poe ek ko = eS) ins Le ee ee 279.5 9. 87 294.0 10, 39 
ADOrDG Op 2. =e seed ieee, ee See ee eS 256. 2 | 9. 04 268. 2 | 9. 46 
A DGPCR I voce te series fan 8 8 Sick Se ee wero es 350. 3 12.49 372.6 13.18 
FRACRTOC bie 8 ice Onis co 8 se eee pe ai 294.6 10. 41 312.6 11.05 
MRI ELOTO Soe ote eee ae ee ee ens 273.6 9, 66 296.3 10, 48 
LET Gl Oe, oe ee ee se 802.0 | 10. 67 313.0 | 11. 06 
PRG WEP Gl tO: set ae ee os oe ee a 301.5 10. 65 310.0 10.95 
Hintiey, Hield aes 2sen oe) = 4 sss eee 309. 0 10.91 325.7 11.51 
yaney a2 2sess- 2738.6 9. 66 291.4 10.30 
SBPENTOMER GD LANL @) Sone gtr cere or ee Ee Cee gee 302.0 10. 67 313.3 11.07 
ECTS 10. 25 Ae a ie Seem RSS 288.2 | 10.19 305. 0 10.78 | 
Average of English coals... ~~ = eaeeded aaa re ae Te 309. 3 10. 98 
| 
/ . 
from the air-dried sample (see p. 885) to figures free from water and other 
impurities. The comparative analyses are as follows: 
Commentry gas Batan Island coal 
coal (per cent). (per cent). 
Carbon 82.92 73.08 
Hydrogen 5.30 5.54 
Oxygen and nitrogen 11.78 21.38 
*® Calculated from Kent’s Mechanical Engineer’s Pocket-book (1903), table on 
page 652. 
“Calculated from Phillips’s Engineering Chemistry (1902), table on page 323. 
