Open-bottomed cyclone with solids separation tube and method

Details Open-bottomed cyclone with solids separation tube and method Open-bottomed cyclone with solids separation tube and method

1991-12-27

1994-01-18

Bell, Mark L.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Solids contacting and mixing

208113, 208153, 422147, C10G 1100, F27B 1509

Patent

active

052797279

ABSTRACT:
Open-ended cyclone separators are disclosed which employ catalyst separation tubes to prevent separated solids discharged through an open cyclone end from being entrained in a countercurrently moving flow of process gas entering the separator through the open end. In several preferred embodiments, generally conical tubes are axially located within the cyclone open bottom. Methods for practicing the invention also are disclosed.

REFERENCES:
patent: 2687780 (1954-08-01), Culhane
patent: 3448563 (1969-06-01), Sobeck
patent: 4350510 (1982-09-01), Hamada et al.
patent: 4478708 (1984-10-01), Farnsworth
patent: 4891129 (1990-01-01), Barnes
patent: 4904281 (1990-02-01), Raterman
patent: 5112576 (1992-05-01), Kruse

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