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. 18, 2010
Filed:
Dec. 14, 2007
Applicants:
Yasunari Hanaki, Yokohama, JP;
Toshiharu Miyamura, Yokohama, JP;
Haruhiko Shibayama, Yokohama, JP;
Inventors:
Assignee:
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 23/10 (2006.01); B01J 21/04 (2006.01); B01J 21/06 (2006.01); B01J 23/38 (2006.01); B01J 32/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exhaust gas purging catalyst, includes: an integrated carrier; and a catalyst coat layer formed on the integrated carrier. The catalyst coat layer includes a catalyst component and meets the following expression (A): P≧0.17W−0.04 - - - (A). P denotes a summation (ml) of a capacity of a void per mass (g) of the catalyst coat layer. The void has a pore diameter of 0.1 μm to 1 μm. W denotes a volume (ml) of the catalyst coat layer per the mass (g) of the catalyst coat layer.