Coke shield to protect vent orifice in fluid catalytic cracking

Details Coke shield to protect vent orifice in fluid catalytic cracking Coke shield to protect vent orifice in fluid catalytic cracking

1993-06-21

1994-06-14

Warden, Robert J.

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Fluidized bed

422144, 554591, 55345, F27B 1508, B01D 4512

Patent

active

053208137

ABSTRACT:
A coke shield is mounted on a reactor cyclone outlet tube spaced above the roof of the cyclone body so as to protect a vent orifice between the cyclone roof and outlet tube from clogging with debris. The coke shield is also provided with a plurality of apertures to prevent any pressure unbalance in the system.

REFERENCES:
patent: 3684093 (1972-08-01), Kono et al.
patent: 3720314 (1973-03-01), Phillippi

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