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:
Jul. 21, 2026
Filed:
Dec. 13, 2021
Applicant:
Jfe Steel Corporation, Tokyo, JP;
Inventors:
Akito Mizutani, Tokyo, JP;
Takayoshi Yano, Tokyo, JP;
Kazuhiko Ikeda, Ashigarakami-gun, JP;
Tomoko Fujii, Ashigarakami-gun, JP;
Hiroshi Matsunaga, Ashigarakami-gun, JP;
Assignee:
JFE STEEL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/54 (2006.01); B01J 23/745 (2006.01); C22C 38/00 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/50 (2006.01);
U.S. Cl.
CPC ...
C22C 38/54 (2013.01); B01J 23/745 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/005 (2013.01); C22C 38/008 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/50 (2013.01);
Abstract
Provided is a stainless steel foil for a catalyst support of an exhaust gas purifier excellent in both diffusion bonding resistance and brazeability and also excellent in oxidation resistance at high temperatures. The stainless steel foil for a catalyst support of an exhaust gas purifier comprises: a predetermined chemical composition; a parameter Sa defined in ISO 25178 of 0.50 μm to 3.00 μm; and a parameter Str defined in ISO 25178 of 0.20 to 1.00.