Fluidized bed unit including a cooling device for bed material

Liquid heaters and vaporizers – Miscellaneous

Patent

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Details

110245, 431 7, 431170, F22B 102

Patent

active

042274885

ABSTRACT:
A fluidized bed combustion or gasification unit in which a grate is disposed in a housing to divide the housing into an upper chamber and a lower chamber. A bed of particulate material including burning fuel is supported by the grate and extends in the upper chamber. The lower chamber has an inlet for receiving pressurized air for passing through the lower chamber, the grate, and the bed of particulate material to fluidize the particulate material. A cooling device is provided for receiving the particulate material from the bed and cooling same prior to the material being discharged to external equipment.

REFERENCES:
patent: 2638684 (1953-05-01), Jukkola
patent: 2686113 (1954-08-01), Odell
patent: 2700592 (1955-01-01), Heath
patent: 3577939 (1971-05-01), Muirhead
patent: 3823693 (1974-07-01), Bryers et al.
patent: 3841240 (1974-10-01), Wentworth et al.
patent: 3910208 (1975-10-01), Albrecht et al.
patent: 4023280 (1977-05-01), Sehora et al.
patent: 4085707 (1978-04-01), Moss

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