Method producing rare earth magnet
US9070508B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Feb 22, 2012 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Mar 6, 2032 |
Classification
- Technology area (CPC —)General
Abstract
A method of producing an R-T-B rare earth magnet that include forming an R-T-B (R: rare-earth element, T: Fe, or Fe and partially Co that substitutes for part of Fe) rare earth alloy powder into a compact and performing hot working on the compact, wherein the hot working is performed in a direction that is different from the direction in which the forming was performed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.