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:
Nov. 23, 2010
Filed:
Oct. 31, 2005
Applicants:
Tamikuni Komatsu, Tsukuba, JP;
Keizou Tomokuni, Wako, JP;
Inventors:
Tamikuni Komatsu, Tsukuba, JP;
Keizou Tomokuni, Wako, JP;
Assignees:
Asahi Kasei Kabushiki Kaisha, Osaka, JP;
The Noguchi Institute, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01J 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A mesoporous catalyst for purifying lean burn NOx emission including a mesoporous material, which substantially has pores with a diameter of 2 to 50 nm and a specific surface area of 100 to 1,400 m/g, selected from the group consisting of mesoporous silica and mesoporous alumina, and 0.01 to 20 mass % of a catalyst carried on the mesoporous material with an average particle size of 1 to 20 nm containing platinum and/or iridium is provided.