The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 24, 2026

Filed:

Dec. 13, 2024
Applicant:

Chevron U.s.a. Inc., San Ramon, CA (US);

Inventors:

Sven Ivar Hommeltoft, Pleasant Hill, CA (US);

William Richard Boorujy, Livermore, CA (US);

Assignee:

CHEVRON U.S.A. INC., San Ramon, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J 8/26 (2006.01); B01J 21/04 (2006.01); B01J 23/02 (2006.01); B01J 38/02 (2006.01);
U.S. Cl.
CPC ...
B01J 8/26 (2013.01); B01J 21/04 (2013.01); B01J 23/02 (2013.01); B01J 38/02 (2013.01); B01J 2208/00752 (2013.01); B01J 2208/00761 (2013.01);
Abstract

Some examples herein provide a method of processing a feedstock. The feedstock may be flowed into a reactor. A catalyst may be flowed into the reactor. Within the reactor, the feedstock may be converted over the catalyst, at an average reaction temperature, to a product stream. The product stream may be withdrawn from the reactor. A stream of the catalyst may be withdrawn from the reactor. Said stream of the catalyst may be heated to a temperature above the average reaction temperature without exposing the catalyst to any air or other oxidants. The heated stream of catalyst may be returned to the reactor at a temperature higher than the reaction temperature, to obtain the average reaction temperature within the reactor.


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