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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 11060170 B1

PDFFull Text
Date of Patent:
Jul. 13, 2021

Filed:

Dec. 19, 2017

Non-oriented electrical steel sheet and manufacturing method therefor

Applicant:

Posco, Pohang-si, KR;

Inventors:

Jae Hoon Kim, Pohang-si, KR;

Hun Ju Lee, Pohang-si, KR;

Yong Soo Kim, Pohang-si, KR;

Su-Yong Shin, Pohang-si, KR;

Assignee:

POSCO, Pohang-si, KR;

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Jenny R Wu

Int. Cl.
CPC ...
C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/04 (2006.01); C22C 38/00 (2006.01); C21D 9/46 (2006.01); C21D 8/02 (2006.01);
U.S. Cl.
CPC ...
C22C 38/02 (2013.01); C21D 8/021 (2013.01); C21D 8/0226 (2013.01); C21D 8/0236 (2013.01); C21D 9/46 (2013.01); C22C 38/004 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C21D 2201/05 (2013.01);
Abstract

A non-oriented electrical steel sheet according to an embodiment of the present invention may include, by weight, by weight, 2.0 to 3.5% of Si, 0.3 to 2.5% of Al, 0.3 to 2.5% of Mn, individually or in a total amount of 0.0005 to 0.03% of at least one of Ga and Ge, and the remainder including Fe and impurities, and may satisfy the following Formula 1.0.2≤([Si]+[Al]+0.5×[Mn])/(([Ga]+[Ge])×1000)≤5.27  [Formula 1]([Si], [Al], [Mn], [Ga] and [Ge] represent the content (% by weight) of Si, Al, Mn, Ga and Ge, respectively).

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Kim, Jae. (2021). Non-oriented electrical steel sheet and manufacturing method therefor (U.S. Patent No. 11060170). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11060170

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