| 发明名称 |
Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy. |
| 摘要 |
<p>A method is disclosed of hot-working an alloy, comprising a magnetically-soft, cast, crystalline material containing grains of RE2TM14B, and an RE metal-rich intergranular second phase, into anisotropic permanent magnet bodies.</p> |
| 申请公布号 |
EP0231620(A2) |
申请公布日期 |
1987.08.12 |
| 申请号 |
EP19860309635 |
申请日期 |
1986.12.10 |
| 申请人 |
GENERAL MOTORS CORPORATION |
发明人 |
VERNIA, PETER;LEE, ROBERT WEIR |
| 分类号 |
C21D6/00;B22F9/08;C21D8/12;C22C1/04;C22C33/02;C22C38/00;H01F1/057;H01F1/08;H01F41/02 |
主分类号 |
C21D6/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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