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. 05, 2022
Filed:
Jan. 25, 2018
Applicant:
Jfe Steel Corporation, Tokyo, JP;
Inventors:
Takayoshi Yano, Tokyo, JP;
Shin Ishikawa, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/021 (2016.01); C21D 1/76 (2006.01); C21D 6/00 (2006.01); C22C 38/18 (2006.01); H01M 8/0228 (2016.01); C23C 8/14 (2006.01);
U.S. Cl.
CPC ...
H01M 8/021 (2013.01); C21D 1/76 (2013.01); C21D 6/002 (2013.01); C22C 38/18 (2013.01); C23C 8/14 (2013.01); H01M 8/0228 (2013.01);
Abstract
A substrate stainless steel sheet has [chemical form other than metal (Cr+Fe)]/[metal form (Cr+Fe)] of 12.0 or more and 200 or less, [chemical form other than metal (Cr+Fe)]/[metal form (Cr+Fe)] being a ratio of a total of Cr and Fe existing in chemical form other than metal to a total of Cr and Fe existing in metal form at a substrate stainless steel sheet surface.