Invention Grant
- Patent Title: Grain-oriented silicon steel sheet and process for production thereof
- Patent Title (中): 晶粒取向硅钢板
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Application No.: US09908269Application Date: 2001-07-18
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Publication No.: US06475304B2Publication Date: 2002-11-05
- Inventor: Hiroaki Toda , Kunihiro Senda , Mitsumasa Kurosawa , Makoto Watanabe , Atsuhito Honda
- Applicant: Hiroaki Toda , Kunihiro Senda , Mitsumasa Kurosawa , Makoto Watanabe , Atsuhito Honda
- Priority: JP10-264765 19980918; JP11-168317 19990615
- Main IPC: H01F118
- IPC: H01F118
Abstract:
Grain-oriented silicon steel sheet with Bi as an auxiliary inhibitor and a forsterite coating film having a Cr spinel oxide subscale of FeCr2O4 or FexMn1-xCr2O4 (0.6≦x≦1), made from a steel slab containing 0.005-0.20 wt % of Bi and 0.1-1.0 wt % of Cr.
Public/Granted literature
- US20020000265A1 Grain-oriented silicon steel sheet and process for production thereof Public/Granted day:2002-01-03
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