Grain-oriented electrical steel sheet and method of manufacturing the same
US5853499A · kind A · utility
11Cited by
0References
4Claims
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Key dates
| Filing date | Aug 28, 1997 |
| Grant date | Dec 29, 1998 |
| Priority date | — |
| Expiry date | Aug 28, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D2201/05
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Grain-oriented electrical steel sheet having a very low iron loss with controlled area ratio of fine grains, average grain size of coarse grains, obliquity of the grain boundary line of coarse grains, permeability under 1.0 T, and film tension.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.