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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 9595376 B1

PDFFull Text
Date of Patent:
Mar. 14, 2017

Filed:

Jun. 16, 2015

Non-oriented electrical steel sheet and manufacturing method thereof

Applicant:

Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;

Inventors:

Masafumi Miyazaki, Tokyo, JP;

Hideaki Yamamura, Tokyo, JP;

Takeshi Kubota, Tokyo, JP;

Yousuke Kurosaki, Tokyo, JP;

Kazuto Kawakami, Tokyo, JP;

Kazumi Mizukami, Tokyo, JP;

Takeaki Wakisaka, Tokyo, JP;

Assignee:

Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Brian Walck

Int. Cl.
CPC ...
C22C 38/02 (2006.01); H01F 1/147 (2006.01); C22C 38/00 (2006.01); C22C 38/04 (2006.01); B22D 11/00 (2006.01); B22D 11/108 (2006.01); C22C 38/06 (2006.01); C22C 38/14 (2006.01); H01F 1/16 (2006.01); C22C 38/08 (2006.01); C22C 38/16 (2006.01); C22C 38/28 (2006.01); C22C 38/34 (2006.01); C22C 38/38 (2006.01); C22C 38/60 (2006.01);
U.S. Cl.
CPC ...
H01F 1/14775 (2013.01); B22D 11/00 (2013.01); B22D 11/108 (2013.01); C22C 38/00 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/004 (2013.01); C22C 38/005 (2013.01); C22C 38/008 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/08 (2013.01); C22C 38/14 (2013.01); C22C 38/16 (2013.01); C22C 38/28 (2013.01); C22C 38/34 (2013.01); C22C 38/38 (2013.01); C22C 38/60 (2013.01); H01F 1/16 (2013.01);
Abstract

A non-oriented electrical steel sheet comprising, Si: not less than 1.0 mass % nor more than 3.5 mass %, Al: not less than 0.1 mass % nor more than 3.0 mass %, Ti: not less than 0.001 mass % nor more than 0.01 mass %, Bi: not less than 0.001 mass % nor more than 0.01 mass %, wherein Expression (1) is satisfied when a Ti content (mass %) is represented as [Ti] and a Bi content (mass %) is represented as [Bi]: [Ti]≦0.8×[Bi]+0.002 . . . (1).

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