Iron Fireman Manufacturing Co. of Portland, Ore. makes more automatic coal stokers than any other firm. In the last few years it has grown so big that it no longer has one annual dealers’ convention.

Gaunt and grimy stokers, silhouetted in furnace glare, are no longer an integral part of a ship’s bowels. Even coal burners can do without them. Last week members of the Fuel Conservation Committee of ...

Coal stokers, shapers, tube cutters, automatic segregators, fuel systems, grinders, test unit for high-speed cylinder development, trimming dies and equipment. Combustioneer automatic coal burner ; ...