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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 11508501 B1

PDFFull Text
Date of Patent:
Nov. 22, 2022

Filed:

Dec. 22, 2016

Grain-oriented electrical steel sheet and method for manufacturing grain-oriented electrical steel sheet

Applicant:

Posco, Pohang-si, KR;

Inventors:

Min Serk Kwon, Pohang-si, KR;

Heon Jo Choi, Pohang-si, KR;

Taeyoung No, Pohang-si, KR;

Byung Deug Hong, Pohang-si, KR;

Assignee:

POSCO, Pohang-si, KR;

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Seth Dumbris

Int. Cl.
CPC ...
B32B 3/00 (2006.01); H01F 1/147 (2006.01); C23C 4/134 (2016.01); C21D 6/00 (2006.01); C21D 8/00 (2006.01); C21D 8/12 (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); C23C 4/10 (2016.01);
U.S. Cl.
CPC ...
H01F 1/147 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 8/005 (2013.01); C21D 8/1222 (2013.01); C21D 8/1233 (2013.01); C21D 9/46 (2013.01); C22C 38/008 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C23C 4/10 (2013.01); C23C 4/134 (2016.01); C22C 2202/02 (2013.01); Y10T 428/24917 (2015.01);
Abstract

Provided is an oriented electrical steel sheet including: a forsterite film formed on one side or both sides of an oriented electrical steel sheet substrate; and a ceramic layer formed on an entire or partial region of the forsterite film. Provided is a manufacturing method for an oriented electrical steel sheet including: preparing an oriented electrical steel sheet having a forsterite film formed on one surface or both surfaces thereof; and forming a ceramic layer by spraying ceramic powder on the forsterite film.

Find Patent Forward Citations

Kwon, Min. (2022). Grain-oriented electrical steel sheet and method for manufacturing grain-oriented electrical steel sheet (U.S. Patent No. 11508501). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11508501

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

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