| 申请日期 | 2026-04-21 | 申请号 | EP02014047 |
| 公开（公告）号 | EP1271568B1 | 公开（公告）日 | 2009-08-05 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | TDK Corporation | ||
| 简介 | A rare earth permanent magnet consists of 20 - 40wt% of at least one rare earth element R, 0.5 - 4.5wt% of boron B, 0.03 - 0.5wt% of M (at least one of Al, Cu, Sn and Ga), 0.01- 0.2wt% of Bi, and the balance being at least one transition metal element T. | ||
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