| 发明名称 |
RARE EARTH MAGNET POWDER AND ANISOTROPIC TRUCKING SPRING MAGNET |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve a magnetic characteristic of a NdFeB anisotropic trucking spring magnet. <P>SOLUTION: In rare earth magnet powder, carbon content obtained by pulverizing NdFeB rare earth magnet alloy containing a hard phase and a soft phase by using a wet ball mill becomes 4 mass% or below with mass of magnet powder as reference. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
| 申请公布号 |
JP2005183487(A) |
申请公布日期 |
2005.07.07 |
| 申请号 |
JP20030418552 |
申请日期 |
2003.12.16 |
| 申请人 |
NISSAN MOTOR CO LTD;DAIDO STEEL CO LTD |
发明人 |
KAWASHITA NOBUO;TAYU TETSURO;ONO HIDEAKI;HASHINO HAYATO;TAKABAYASHI HIROYUKI;IRIYAMA YASUHIKO |
| 分类号 |
B22F9/04;B22F1/00;B22F3/00;B22F3/02;B22F3/10;C21D6/00;C22C33/02;C22C38/00;H01F1/053;H01F1/06;H01F1/08 |
主分类号 |
B22F9/04 |
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