Device for the thermal treatment of fine granular material with

Heating – Processes of heating or heater operation – Including passing – treating or conveying gas into or through...

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34 57R, 432106, F27B 1500

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active

039868184

ABSTRACT:
A method and apparatus for thermally treating fine granular material such as for the calcining of cement including a furnace for completing the thermal treatment of the material having a burner therein with the material is first received by parallel plural stage separator systems each having plural cyclone separators, wherein the material is heated by hot exhaust gases and material supplied from first and second separator systems to first and second parallely arranged preheater chambers each having their own burner and receiving the full flow of exhaust gases from a furnace to the separators feeding to the preheater chamber and the preheater chambers connected to discharge their exhaust gases to the separator systems, and the final stage of each separator system discharging the material directly to the furnace.

REFERENCES:
patent: 3864075 (1975-02-01), Christiansen
patent: 3881861 (1975-05-01), Ritzmann

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