Method and apparatus for regenerating fluidizable solid...

Details Method and apparatus for regenerating fluidizable solid... Method and apparatus for regenerating fluidizable solid...

C - Chemistry, Metallurgy

10

G

196/106, 196/97

C10G 11/14 (2006.01) B01J 8/26 (2006.01) B01J 29/90 (2006.01) C10G 11/18 (2006.01)

Patent

CA 1106307

ABSTRACT OF THE DISCLOSURE A hydrocarbon conversion-catalyst regeneration operation and apparatus required is described. Hot regenerated catalyst is mixed with spent catalyst in first up flow annular fluid catalyst bed regeneration operation about a second concentric downflow fluid catalyst bed regeneration operation. Catalyst flow-through passageways pass catalyst from said downflowing catalyst bed operation to said upflow catalyst bed regeneration operation.

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