Waste pyrolysis process and installation having a preheating uni

Details Waste pyrolysis process and installation having a preheating uni Waste pyrolysis process and installation having a preheating uni

1995-05-30

1998-08-11

Dolinar, Andrew M.

Furnaces

Refuse incinerator

Rotary drum

432103, 432105, F27B 700

Patent

active

057912670

ABSTRACT:
The present invention relates to an installation intended for the pyrolysis of solids, comprising a rotary furnace (1) inside which pyrolysis is achieved, and a means (21) for heating the rotary furnace. The installation according to the invention further comprises a means (2) for preheating the solids, located upstream from said furnace, said means (2) comprises at least two zones (2a, 2b) in which the solids are preheated at different temperatures and a gas extraction device (12) into which the pyrolysis gases are led after passing through at least one of said preheating zones (2a, 2b).

REFERENCES:
patent: 1508578 (1924-09-01), Ruhr
patent: 3481720 (1969-12-01), Bennett
patent: 3865541 (1975-02-01), Wilson et al.
patent: 4066024 (1978-01-01), O'Connor
patent: 4245571 (1981-01-01), Przewalski
patent: 5085581 (1992-02-01), Mendenhall
patent: 5188041 (1993-02-01), Noland et al.
patent: 5302118 (1994-04-01), Renegar et al.
patent: 5454715 (1995-10-01), Hansen et al.

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