Heat exchange device, in particular for preheating feed water by means of heating gases, with finned tubes lying transversely to the direction of the heating gas flow
DE509213C
Mill pendulum with circulating lubrication
DE496468C
Burners for burning finely divided fuel
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Dust feeder for pulverized coal furnaces
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Burners for burning finely divided fuel
DE456228C
Firebox boiler with heating with finely divided fuel, especially coal dust
DE520704C
Boiler system for coal dust firing with a fire chamber enclosed by wing tubes and dust burners directed towards the middle of the chamber
DE479184C
Firebox wall
DE572016C
Firebox double wall
DE485822C
Device for the direct transfer of pulverized fuel from a mill to the associated furnace with the help of a conveying air flow with the addition of additional air to the dust-laden air flow coming from the mill
DE613659C
Oven-shaped boiler heated by radiation
DE564409C
Heating chamber for radiant boilers with pulverized coal combustion and vertical furnace walls formed by water pipes
DE498745C
Coke cooling system
DE492943C
Coke cooling system
DE519441C
Process for dry cooling of semi-coke
DE467480C
Boiler system for burning fuel in a finely divided state
DE480962C
Heat exchange device, in particular for preheating feed water by means of heating gases with finned tubes lying transversely to the direction of the heating gas flow
