Apparatus for heat treatment of fine grained materials

Details Apparatus for heat treatment of fine grained materials Apparatus for heat treatment of fine grained materials

1976-12-29

1978-08-08

Camby, John J.

Heating

Processes of heating or heater operation

Including passing, treating or conveying gas into or through...

432106, F27B 1500, F27B 702

Patent

active

041053966

ABSTRACT:
This invention relates to a device for the heat treatment of fine material, including a rotary tube furnace, a multi-stage pre-heater heated by the exhaust gases from the rotary furnace and a zone through which the exhaust gases flow and provided with rotary lifting members, with the material extracted from the second stage of the pre-heater being fed into said zone before it is fed from the furnace exhaust gases from the first stage of the pre-heater and then reaches the rotary tube furnace.

REFERENCES:
patent: 2351677 (1944-06-01), Gygi
patent: 3712600 (1973-01-01), Landthaler
patent: 4039277 (1977-08-01), Kobayashi et al.

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