Stripping process with multi-sloped baffles

Mineral oils: processes and products – Chemical conversion of hydrocarbons – Solids contacting and mixing

Reexamination Certificate

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Details

C208S150000, C422S144000, C422S145000, C422S147000, C502S034000, C502S055000

Reexamination Certificate

active

08062507

ABSTRACT:
A process for stripping gases from catalyst material in which catalyst travels down baffles at a first acute angle and then at a second acute angle on the same baffle. Traveling down the baffle at the second angle assures the catalyst will cross a downcomer channel and land on an adjacent baffle.

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U.S. Appl. No. 12/237,729, filed Sep. 25, 2008, Jason P. Lambin et al.

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