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.:
Date of Patent:
Feb. 04, 2025
Filed:
Oct. 02, 2019
Applicant:
Nippon Steel Corporation, Tokyo, JP;
Inventors:
Shuichi Yamazaki, Tokyo, JP;
Shinsuke Takatani, Tokyo, JP;
Hiroyasu Fujii, Tokyo, JP;
Kazutoshi Takeda, Tokyo, JP;
Assignee:
NIPPON STEEL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 22/50 (2006.01); C21D 8/12 (2006.01); C21D 9/46 (2006.01); C23C 22/76 (2006.01); C23C 22/78 (2006.01); H01F 1/147 (2006.01); H01F 1/153 (2006.01);
U.S. Cl.
CPC ...
C21D 8/1283 (2013.01); C21D 8/1288 (2013.01); C21D 9/46 (2013.01); C23C 22/50 (2013.01); C23C 22/76 (2013.01); C23C 22/78 (2013.01); H01F 1/14783 (2013.01); H01F 1/15383 (2013.01); C21D 2201/05 (2013.01);
Abstract
A coating liquid for forming an insulation coating for grain-oriented electrical steel sheets, which contains boric acid and hydrated silicate particles containing aluminum, and a method for producing a grain-oriented electrical steel sheet comprising applying the coating liquid to a grain-oriented electrical steel sheet after final annealing, and then performing a baking treatment.