Apparatus for the heat treatment of fine-grained material

Details Apparatus for the heat treatment of fine-grained material Apparatus for the heat treatment of fine-grained material

1988-01-19

1989-06-20

Yuen, Henry C.

Heating

Tumbler-type rotary - drum furnace

Having combustion products generated in or fed to drum

432 58, F27B 702

Patent

active

048405612

ABSTRACT:
The invention relates to apparatus for the heat treatment of fine-grained material with a rotary drum furnace, a preheater and a combustion chamber for precalcination, in which the cover of the combustion chamber has a central recess which serves for spin stabilization and has the fuel supply provided in its base. Such a combustion chamber is distinguished by improved combustion conditions, particularly an improved mode of combustion.

REFERENCES:
patent: 4201541 (1980-05-01), Schoppe
patent: 4248639 (1981-02-01), Quittkat
patent: 4720262 (1988-01-01), Durr et al.

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