Invention Application
- Patent Title: GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD OF THE SAME
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Application No.: US17422401Application Date: 2020-01-16
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Publication No.: US20220119958A1Publication Date: 2022-04-21
- Inventor: Hiroyasu FUJII , Seiki TAKEBAYASHI , Yoshiyuki USHIGAMI , Takashi KATAOKA , Shunsuke OKUMURA
- Applicant: NIPPON STEEL CORPORATION
- Applicant Address: JP Tokyo
- Assignee: NIPPON STEEL CORPORATION
- Current Assignee: NIPPON STEEL CORPORATION
- Current Assignee Address: JP Tokyo
- Priority: JP2019-005131 20190116
- International Application: PCT/JP2020/001156 WO 20200116
- Main IPC: C23C22/78
- IPC: C23C22/78 ; C21D9/46 ; C21D3/04 ; C21D8/02 ; C22C38/00 ; C22C38/02 ; C22C38/06
Abstract:
This grain-oriented electrical steel sheet includes a steel sheet, an insulation coating disposed on the steel sheet, and a spinel present at a part on the steel sheet at an interface between the steel sheet and the insulation coating by being fitted into the insulation coating, in which an amount of the spinel is 5 to 50 mg/m2 per unit area of a surface of the steel sheet.
Information query
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