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. 19, 2005
Filed:
Aug. 29, 2000
Applicants:
Mari Uenishi, Osaka, JP;
Isao Tan, Osaka, JP;
Hirohisa Tanaka, Osaka, JP;
Inventors:
Assignee:
Daihatsu Motor Co., Ltd., Osaka, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J023/10 ; B01J023/40 ; B01J021/04 ; B01J021/06 ;
U.S. Cl.
CPC ...
Abstract
A catalytic converter for cleaning exhaust gas includes a heat-resistant support, and a catalytic coating formed on the heat-resistant support. The catalytic coating contains zirconium complex oxide on which Pt and Rh are coexistently carried, and cerium complex oxide on which Pt and Rh are coexistently carried. The Pt- and Rh-carrying zirconium complex oxide and the Pt- and Rh-carrying cerium complex oxide are contained in a same layer of the catalytic coating.