Vertical type calcination kiln

Details Vertical type calcination kiln Vertical type calcination kiln

1996-06-07

1998-06-23

Bennett, Henry A.

Heating

Shaft type

432 98, 432101, 432138, 432139, F27D 108

Patent

active

057696276

ABSTRACT:
A storage device 23 for storing a raw material to be calcined is provided at a position above a kiln cover 1, and the storage device 23 is connected to a preheating space 22 in such a manner as to be capable of dropwise supplying the raw material into the preheating space 22 by means of a raw-material supplying pipe 26. An airtight supplying mechanism 24 for dropwise supplying the raw material in a state in which the influx of air from the outside is prevented is provided between the storage device 23 and the raw-material supplying pipe 26.

REFERENCES:
patent: 2503555 (1950-04-01), Lykken
patent: 4254221 (1981-03-01), Beckenbach
patent: 4507079 (1985-03-01), Nagl
patent: 4747355 (1988-05-01), Berkum
patent: 4747773 (1988-05-01), Predescu et al.

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