Process and apparatus for thermal treatment of a mixture of soli

Details Process and apparatus for thermal treatment of a mixture of soli Process and apparatus for thermal treatment of a mixture of soli

1992-12-21

1994-08-02

Gromada, Denise

Drying and gas or vapor contact with solids

Process

With fluid current conveying or suspension of treated material

34600, F26B 310

Patent

active

053333926

ABSTRACT:
An apparatus known per se for the thermal treatment of a mixture of solids and gases, comprising a vessel having an axially symmetrical interior, which vessel has in the lower part and in the upper part in each case at least one tangentially arranged opening, in the interior of the vessel at least one annular baffle tightly sealing to the vessel wall being arranged between the two openings, and the lower part of the vessel having a smaller diameter, is operated or is designed so that in the lower part a high radial velocity and short residence time prevail and in the upper part a low radial velocity and long residence time prevail.

REFERENCES:
patent: 2100907 (1937-11-01), McGehee et al.
patent: 2363281 (1944-11-01), Arnold
patent: 2368699 (1945-02-01), Arnold
patent: 2924887 (1960-02-01), Marshall, Jr.
patent: 3518778 (1970-07-01), Gresch
patent: 3740865 (1973-06-01), Laguilharre
patent: 4089119 (1978-05-01), Heinze
patent: 5042169 (1991-08-01), Vero

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