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.

Patent No.:

US 6790431 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 14, 2004

Filed:

Jul. 16, 2002
Applicant:
Inventors:

Daxiang Wang, Ponca City, OK (US);

Bang Cheng Xu, Houston, TX (US);

Yi Jiang, Ponca City, OK (US);

Assignee:

ConocoPhillips Company, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 3/26 ;
U.S. Cl.
CPC ...
C01B 3/26 ;
Abstract

Embodiments include methods and apparatus for arranging multiple reaction zones such that at least one hot spot in one of the reaction zones is moderated by a cooler spot in an adjacent reaction zone.


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