Method of FCC spent catalyst stripping for improved efficiency a

Details Method of FCC spent catalyst stripping for improved efficiency a Method of FCC spent catalyst stripping for improved efficiency a

1989-10-16

1991-11-05

McFarlane, Anthony

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208150, 208160, 208164, C10G 1118

Patent

active

050629450

ABSTRACT:
A method and apparatus are disclosed to reduce the amount of unstripped hydrocarbon flowing to the regenerator in an FCC unit. The catalyst stripper section is heated by indirect heat exchange with a mixture of hot regenerator flue gas and regenerated catalyst.

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