Fe-based amorphous alloy ribbon
US7425239B2 · kind B2 · utility
5Cited by
7References
13Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 17, 2005 |
| Grant date | Sep 16, 2008 |
| Priority date | — |
| Expiry date | Feb 14, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F41/0226
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An Fe-based amorphous alloy ribbon having a composition comprising FeaSibBcCd and inevitable impurities, wherein a is 80 to 83 atomic %, b is 0.1 to 5 atomic %, c is 14 to 18 atomic %, and d is 0.01 to 3 atomic %, the concentration distribution of C measured radially from both surfaces to the inside of said Fe-based amorphous alloy ribbon having a peak within a depth of 2 to 20 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.