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:
May. 21, 2019
Filed:
Jan. 10, 2018
Applicant:
Chevron U.s.a. Inc., San Ramon, CA (US);
Inventor:
Tracy Davis, Novato, CA (US);
Assignee:
Chevron U.S.A. Inc., San Ramon, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J 29/70 (2006.01); C01B 39/48 (2006.01); C01B 39/04 (2006.01); C01B 39/02 (2006.01); B01D 53/94 (2006.01); C10G 45/64 (2006.01); C10G 47/16 (2006.01); C10G 3/00 (2006.01); C10G 11/05 (2006.01);
U.S. Cl.
CPC ...
C01B 39/48 (2013.01); B01D 53/9413 (2013.01); B01D 53/9418 (2013.01); B01J 29/70 (2013.01); C01B 39/023 (2013.01); C01B 39/026 (2013.01); C01B 39/04 (2013.01); C10G 3/49 (2013.01); C10G 11/05 (2013.01); C10G 45/64 (2013.01); C10G 47/16 (2013.01); B01D 2255/202 (2013.01); B01D 2255/204 (2013.01); B01D 2255/2092 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/50 (2013.01); B01D 2255/70 (2013.01); B01J 2229/24 (2013.01); B01J 2229/40 (2013.01); Y02P 30/20 (2015.11);
Abstract
The present invention relates to new crystalline zeolite SSZ-52x prepared using a quaternary ammonium cation templating agent, for example, having the structure: wherein Xis an anion which is not detrimental to the formation of the SSZ-52x. SSZ-52x is useful as a catalyst and shows improved durability, particularly with regard to NOconversion.