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.:
Date of Patent:
Sep. 28, 2021
Filed:
Mar. 10, 2020
Applicants:
Kelly Nicholson, Buffalo, NY (US);
Troy M Raybold, Colden, NY (US);
BO Jin, Orefield, PA (US);
Inventors:
Assignee:
PRAXAIR TECHNOLOGY, INC., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/38 (2006.01); B01J 15/00 (2006.01); B01J 19/30 (2006.01); B01J 12/00 (2006.01); B01J 8/02 (2006.01); B01J 8/06 (2006.01);
U.S. Cl.
CPC ...
C01B 3/38 (2013.01); B01J 8/0292 (2013.01); B01J 8/06 (2013.01); B01J 8/062 (2013.01); B01J 12/007 (2013.01); B01J 15/005 (2013.01); B01J 19/30 (2013.01); C01B 3/384 (2013.01); B01J 2208/00814 (2013.01); B01J 2208/00938 (2013.01); B01J 2219/3085 (2013.01); B01J 2219/30475 (2013.01); C01B 2203/0233 (2013.01); C01B 2203/0816 (2013.01); C01B 2203/1005 (2013.01); C01B 2203/1011 (2013.01); C01B 2203/1035 (2013.01); C01B 2203/1058 (2013.01);
Abstract
The present invention relates to reactor tubes packed with a catalyst system employed to deliberately bias process gas flow toward the hot tube segment and away from the cold segment in order to reduce the circumferential tube temperature variation.