| 申请日期 | 2025-07-22 | 申请号 | JP2009171733 |
| 公开（公告）号 | JP2011029293A | 公开（公告）日 | 2011-02-10 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | HITACHI AUTOMOTIVE SYSTEMS LTD | ||
| 简介 | PROBLEM TO BE SOLVED : To provide a rare earth magnet that is enhanced in coercive force and residual magnetic flux density. SOLUTION : The rare earth magnet is a magnet of a block body which principally comprises a compound of a rare earth element, iron or cobalt, and a fluorine atom and contains a compound of iron and a fluorine atom, a portion of the block body having a higher fluoride concentration of iron or cobalt than any other part. COPYRIGHT : (C)2011, JPO&INPIT | ||
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