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:
Apr. 15, 2008
Filed:
Dec. 21, 2006
Applicants:
Stacey I. Zones, San Francisco, CA (US);
Allen W. Burton, Jr., Richmond, CA (US);
Inventors:
Stacey I. Zones, San Francisco, CA (US);
Allen W. Burton, Jr., Richmond, CA (US);
Assignee:
Chevron Corporation, San Ramon, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/56 (2006.01); B01D 53/86 (2006.01); C01B 39/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication as a structure-directing agent, and its use in the reduction of oxides of nitrogen in a gas stream such as the exhaust from an internal combustion engine.