Fluidized bed furnace

Furnaces – Refuse incinerator – Refuse suspended in or supported by a fluid medium

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431 7, 431170, F27B 1500, F23D 100, F23G 700, F23C 1102

Patent

active

043400000

ABSTRACT:
A fluidized bed furnace having a vessel with cooled or insulated walls and an inflow plate. A fluidized bed of inert material is maintained by air nozzles in the inflow plate and heated to the ignition temperature of coal. Pressure pipes deliver the coal and, if appropriate, additives such as lime, into the vessel below the upper boundary of the fluidized bed for combustion.

REFERENCES:
patent: 3737283 (1973-06-01), Nikles
patent: 3914089 (1975-10-01), Desty et al.
patent: 3915657 (1975-10-01), Staffin et al.
patent: 3994244 (1976-11-01), Pledger et al.
patent: 4171945 (1979-10-01), Lazenby
patent: 4176623 (1979-12-01), Blaskowski
patent: 4177742 (1979-12-01), Uemura et al.

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