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:
Nov. 06, 2007
Filed:
Mar. 28, 2003
Hotaka Homma, Futtsu, JP;
Yoshiaki Hirota, Futtsu, JP;
Yasumitsu Kondo, Futtsu, JP;
Yuji Kubo, Futtsu, JP;
Takehide Senuma, Futtsu, JP;
Shuichi Nakamura, Futtsu, JP;
Hotaka Homma, Futtsu, JP;
Yoshiaki Hirota, Futtsu, JP;
Yasumitsu Kondo, Futtsu, JP;
Yuji Kubo, Futtsu, JP;
Takehide Senuma, Futtsu, JP;
Shuichi Nakamura, Futtsu, JP;
Nippon Steel Corporation, Tokyo, JP;
Abstract
The present invention: relates to a grain-oriented electrical steel sheet and a double-oriented electrical steel sheet which are used as soft magnetic materials for electrical machinery and apparatus; and is a grain-oriented electrical steel sheet extremely excellent in film adhesiveness, characterized by: containing, in mass, 2.5 to 4.5% Si, 0.01 to 0.4% Ti, and not more than 0.005% as to each of C, N, S and O, with the balance substantially consisting of Fe and unavoidable impurities; and having films comprising compounds of C with Ti or Ti and one or more of Nb, Ta, V, Hf, Zr, Mo, Cr and W on the surfaces of said steel sheet, and a method for producing the steel sheet.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile