Calciner screw construction

Details Calciner screw construction Calciner screw construction

1982-02-18

1984-02-07

Camby, John J.

Heating

Work chamber having heating means

Having means by which work is progressed or moved mechanically

34179, 198498, 198663, 432139, F27D 308, F26B 918, F26B 1112, B65G 3306

Patent

active

044300573

ABSTRACT:
In a calciner of the type having a radiant heat source and a screw conveyor for advancing material to and through a calcining reaction chamber by means of mated, intermeshing, rotating conveyor screws, an improvement comprising scraper means attached to and rotating with the conveyor screws for preventing agglomeration of material in the conveyor and for absorbing heat and conducting the heat to the material and lifter means attached to and rotating with the conveyor screws for increasing exposure of the material to the radiant heat and for absorbing heat and conducting the heat to the material.

REFERENCES:
patent: 4256453 (1981-03-01), Csapo
patent: 4330032 (1982-05-01), Koppelman et al.

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