Non-oriented electrical steel sheet and manufacturing method thereof
US9085817B2 · kind B2 · utility
2Cited by
3References
9Claims
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Key dates
| Filing date | May 25, 2010 |
| Grant date | Jul 21, 2015 |
| Priority date | — |
| Expiry date | Feb 20, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F1/16
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
In a non-oriented electrical steel sheet, Si: not less than 1.0 mass % nor more than 3.5 mass %, Al: not less than 0.1 mass % nor more than 3.0 mass %, Ti: not less than 0.001 mass % nor more than 0.01 mass %, Bi: not less than 0.001 mass % nor more than 0.01 mass %, and so on are contained. (1) expression described below is satisfied when a Ti content (mass %) is represented as [Ti] and a Bi content (mass %) is represented as [Bi].[Ti]≦0.8×[Bi]+0.002 (1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.