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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.:

US 12454746 B1

PDFFull Text
Date of Patent:
Oct. 28, 2025

Filed:

Feb. 19, 2021

Ferritic stainless steel for solid oxide fuel cell

Applicant:

Jfe Steel Corporation, Tokyo, JP;

Inventors:

Muhammad Febry, Tokyo, JP;

Tetsuyuki Nakamura, Tokyo, JP;

Takayoshi Yano, Tokyo, JP;

Masataka Yoshino, Tokyo, JP;

Reiko Sugihara, Tokyo, JP;

Assignee:

JFE STEEL CORPORATION, Tokyo, JP;

Attorney:

KENJA IP LAW PC

Primary Examiner:

Jie Yang

Int. Cl.
CPC ...
C22C 38/54 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (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 38/48 (2006.01); C22C 38/50 (2006.01); C22C 38/52 (2006.01);
U.S. Cl.
CPC ...
C22C 38/54 (2013.01); C22C 38/002 (2013.01); C22C 38/005 (2013.01); C22C 38/02 (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 38/48 (2013.01); C22C 38/50 (2013.01); C22C 38/52 (2013.01);
Abstract

Having a chemical composition (1) containing 0.15 mass % to 1.00 mass % of Nb, and (2) containing 0.0005 mass % to 0.0100 mass % of Mg, where (3) the Al content is controlled in a range of 0.55 mass % to 2.00 mass %, and (4) a relationship of 0.0004≤[Mg]/[Al]≤0.0050 is further satisfied.

Find Patent Forward Citations

Febry, Muhammad. (2025). Ferritic stainless steel for solid oxide fuel cell (U.S. Patent No. 12454746). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12454746

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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