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. 13, 2008
Filed:
May. 04, 2004
Applicants:
Hirofumi Ohtsuka, Ashiya, JP;
Takeshi Tabata, Kyoto, JP;
Takatoshi Nakahira, Sakai, JP;
Masataka Masuda, Amagasaki, JP;
Takenori Hirano, Izumi, JP;
Inventors:
Hirofumi Ohtsuka, Ashiya, JP;
Takeshi Tabata, Kyoto, JP;
Takatoshi Nakahira, Sakai, JP;
Masataka Masuda, Amagasaki, JP;
Takenori Hirano, Izumi, JP;
Assignee:
Osaka Gas Company Limited, Osaka-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/42 (2006.01); B01J 23/44 (2006.01); B01J 23/00 (2006.01); B01J 21/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from zirconia, sulfated zirconia and tungsten-zirconia, and a method for treating exhaust gas using the catalyst.