Apparatus for calcining cement

Details Apparatus for calcining cement Apparatus for calcining cement

1975-02-04

1976-08-17

Camby, John J.

Heating

Tumbler-type rotary - drum furnace

Having combustion products generated in or fed to drum

432 58, F27B 702

Patent

active

039751481

ABSTRACT:
This invention relates to an apparatus for calcining cement having a suspension preheater containing an auxiliary furnace in the preheater part, characterized in that said apparatus has an adjustable throttle positioned between a kiln and a mixing chamber where a combustion gas from the kiln and a combustion gas from the auxiliary furnace are joined and mixed with each other, said adjustable throttle comprising a quadrilateral flue where at least one of the walls is movable in order to control the amount of combustion gas from the kiln.

REFERENCES:
patent: 3452968 (1969-07-01), Shimizu et al.
patent: 3834860 (1974-09-01), Fukuda et al.
patent: 3869248 (1975-03-01), Hirai et al.
patent: 3881862 (1975-05-01), Nishida et al.
patent: 3891382 (1975-06-01), Lawall et al.
patent: 3891383 (1975-06-01), Kobayashi

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