Fluid catalytic cracking of hydrocarbons

Details Fluid catalytic cracking of hydrocarbons Fluid catalytic cracking of hydrocarbons

1974-07-01

1976-05-25

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

23288S, 208120, 208153, 208164, B01J 824, C10G 3706

Patent

active

039591174

ABSTRACT:
A transport type fluid catalytic cracking reactor comprising a riser conduit, a flow reversal means and a downcomer conduit, wherein the flow reversal means has a closable top such that a shorter or longer residence time of catalyst and oil vapor in the transport reactor may be selected without affecting vapor velocity within the riser conduit. Also, a process employing such transport reactor.

REFERENCES:
patent: 3243265 (1966-03-01), Annesser
patent: 3492221 (1970-01-01), Pfeiffer
patent: 3607730 (1971-09-01), Pfeiffer
patent: 3644199 (1972-02-01), Evans et al.

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