| 发明名称 |
PERMANENT MAGNET MATERIAL POWDERS HAVING SUPERIOR MAGNETIC CHARACTERISTICS |
| 摘要 |
The coercive force of cobalt-rare earth intermetallic compounds is greatly enchanced by treating the compounds in finely divided form with acid.
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| 申请公布号 |
US3652343(A) |
申请公布日期 |
1972.03.28 |
| 申请号 |
USD3652343 |
申请日期 |
1970.09.14 |
| 申请人 |
GENERAL ELECTRIC CO. |
发明人 |
JOSEPH J. BECKER |
| 分类号 |
H01F1/06;(IPC1-7):H01F1/06 |
主分类号 |
H01F1/06 |
| 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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