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. 11, 1976
Filed:
Dec. 26, 1973
Applicant:
Inventors:
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
2524 / ; 252454 ; 252457 ; 252459 ; 252460 ; 2524 / ;
Abstract
A catalyst for exhaust gas purification comprises a carrier consisting of acid- and high temperature-resistant silica fibers, a first silica layer deposited on surfaces of the silica fibers, and a second heat-resistant material layer deposited on surfaces of the first silica layer, and a catalyst of noble metals, metals or metal oxides deposited on surfaces of the carrier.