| 申请日期 | 2025-07-10 | 申请号 | WOJP07059384 |
| 公开（公告）号 | WO2008139559A1 | 公开（公告）日 | 2008-11-20 |
| 公开国别 | WO | 申请人省市代码 | 全国 |
| 申请人 | HITACHI METALS LTD; TOMIZAWA Hiroyuki | ||
| 简介 | R-T-B sintered magnet comprising 12 to 17 atom% rare earth element (R), 5.0 to 8.0 atom% boron (B), 0.02 to 0.3 atom% Mn and the balance transition metal (T). The rare earth element (R) is at least one member selected from among rare earth elements including Y(yttrium), wherein 0.2 to 10 atom% Pr is contained. The element of transition metal (T) contains Fe as a main component. | ||
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