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:
Oct. 11, 2011
Filed:
Feb. 17, 2010
Masanori Ikeda, Akashi, JP;
Naohiro Kato, Himeji, JP;
Masanori Ikeda, Akashi, JP;
Naohiro Kato, Himeji, JP;
ICT Co., Ltd., Chuo-Ku, Osaka-Shi, JP;
International Catalyst Technology, Inc., Auburn Hills, MI (US);
Abstract
An oxidation catalyst that efficiently promotes oxidation of NO to NOeven in a low temperature range, and an exhaust-gas purification system and method that efficiently removes exhaust-gas components even in a low temperature range are provided. This invention provides an oxidation catalyst comprising platinum and palladium as catalytically active components, which promotes oxidation of nitrogen monoxide to nitrogen dioxide, wherein the oxidation catalyst comprises 1 to 55 parts by weight of the palladium relative to 100 parts by weight of the platinum.