FCC stripper with shiftable baffles

Details FCC stripper with shiftable baffles FCC stripper with shiftable baffles

1992-11-16

1993-12-28

Warden, Robert J.

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Fluidized bed

208113, 208153, 208157, 422145, 422214, 422310, F27B 1502

Patent

active

052737209

ABSTRACT:
This invention provides an improved apparatus for stripping hydrocarbons from spent catalyst which offers ready access to stripper baffles for inspection and maintenance. The inner baffles move upwardly or downwardly on a conduit that slides over the central riser.

REFERENCES:
patent: 2395263 (1946-02-01), Foster
patent: 2440620 (1948-04-01), Taff
patent: 2440625 (1948-04-01), Wiemer
patent: 2541801 (1951-02-01), Wilcox
patent: 2612438 (1952-09-01), Murphree
patent: 2994659 (1961-08-01), Slyngstad et al.
patent: 3894932 (1975-07-01), Owen
patent: 4017422 (1977-04-01), Gappa et al.
patent: 4051013 (1977-09-01), Strother
patent: 4364905 (1982-12-01), Fahrig et al.
patent: 4414100 (1983-11-01), Krug et al.
patent: 4419221 (1983-12-01), Castagnos, Jr. et al.
patent: 4500423 (1985-02-01), Krug et al.

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