Bathtub-type spent catalyst distributor for effective...

Details Bathtub-type spent catalyst distributor for effective... Bathtub-type spent catalyst distributor for effective...

2007-03-09

2010-06-29

Mayes, Melvin C (Department: 1793)

Catalyst, solid sorbent, or support therefor: product or process

Regenerating or rehabilitating catalyst or sorbent

C502S041000, C502S034000, C502S038000, C502S042000, C502S048000, C422S144000, C422S145000, C422S139000, C422S143000, C422S147000

Reexamination Certificate

active

07745365

ABSTRACT:
An improved spent catalyst regenerator which contains sub-troughs branching off from the main trough, distribution troughs which extend outward from the sides of the main trough and the sub-troughs, and downflow tubes extending downward from the bottom of the main trough and sub-troughs.

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patent: 2005/0019228 (2005-01-01), Myers et al.
patent: 1 519 296 (2004-08-01), None
patent: 1519296 (2004-08-01), None

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