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Hand firing soft coal under power-plant boilers
Absorption of methane and other gases by coal
The tars distilled from bituminous coal in hand-fired furnaces
Coal and coke mixtures as water-gas generator fuel
Bituminous coal as generator fuel for large water-gas sets with waste-heat boilers
Value of bituminous coal and coke for generating steam in a low-pressure cast-iron boiler
Falls of roof in bituminous coal mines :influence of the seasons and rate of production
Allaying dust in bituminous-coal mines with water
Technical and economic study of drying lignite and subbituminous coal by the Fleissner process