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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 12031225 B1

PDFFull Text
Date of Patent:
Jul. 09, 2024

Filed:

Apr. 12, 2019

Ni diffusion-plated steel sheet and method for manufacturing ni diffusion-plated steel sheet

Applicant:

Nippon Steel Corporation, Tokyo, JP;

Inventors:

Takehiro Takahashi, Tokyo, JP;

Kiyokazu Ishizuka, Tokyo, JP;

Yasuto Goto, Tokyo, JP;

Assignee:

NIPPON STEEL CORPORATION, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Adil A Siddiqui

Int. Cl.
CPC ...
C25D 5/50 (2006.01); B32B 15/01 (2006.01); C21D 9/46 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C25D 3/12 (2006.01); C25D 7/06 (2006.01); H01M 50/10 (2021.01); H01M 50/119 (2021.01); H01M 50/124 (2021.01); H01M 50/145 (2021.01);
U.S. Cl.
CPC ...
C25D 5/50 (2013.01); B32B 15/015 (2013.01); C21D 9/46 (2013.01); C22C 38/00 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C25D 3/12 (2013.01); C25D 7/0614 (2013.01); H01M 50/10 (2021.01); H01M 50/119 (2021.01); H01M 50/124 (2021.01); H01M 50/1245 (2021.01); H01M 50/145 (2021.01);
Abstract

A Ni diffusion-plated steel sheet of the present invention includes a base steel sheet and a Fe—Ni diffusion alloy-plating layer positioned on at least one surface of the base steel sheet, an Ni coating weight of the Fe—Ni diffusion alloy-plating layer is 9.0 to 20 g/m, a Fe concentration Cs of an outermost layer of the Fe—Ni diffusion alloy-plating layer is 10 to 55 mass %, the base steel sheet has a predetermined chemical composition, and a ferrite grain size number specified by JIS G 0551 (2013) of the base steel sheet is 11.0 or more.

Find Patent Forward Citations

Takahashi, Takehiro. (2024). Ni diffusion-plated steel sheet and method for manufacturing ni diffusion-plated steel sheet (U.S. Patent No. 12031225). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12031225

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

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