- 专利标题： GRAIN-ORIENTED ELECTRICAL STEEL PLATE AND METHOD FOR PRODUCING SAME
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申请号： EP20740801.4申请日： 2020-01-16
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公开(公告)号： EP3913098A1公开(公告)日： 2021-11-24
- 发明人: FUJII Hiroyasu , TAKEBAYASHI Seiki , USHIGAMI Yoshiyuki , KATAOKA Takashi , OKUMURA Shunsuke
- 申请人： NIPPON STEEL CORPORATION
- 申请人地址： JP Chiyoda-ku Tokyo 100-8071 6-1, Marunouchi 2-chome
- 代理机构： Vossius & Partner Patentanwälte Rechtsanwälte mbB
- 优先权： JP2019005131 20190116
- 国际公布： WO2020149328 20200723
- 主分类号： C21D9/46
- IPC分类号： C21D9/46 ; C22C38/00 ; C22C38/60 ; H01F1/147 ; C23C22/00
摘要：
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/m 2 per unit area of a surface of the steel sheet.
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