发明授权
- 专利标题： METHOD FOR PRODUCING NANOCOMPOSITE MAGNET USING ATOMIZING METHOD
- 专利标题（中）： 一种用于生产纳米磁铁组成一个使用雾化
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申请号： EP02749324.6申请日： 2002-07-19
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公开(公告)号： EP1414050B1公开(公告)日： 2006-10-25
- 发明人: MIYOSHI, Toshio , KANEKIYO, Hirokazu , HIROSAWA, Satoshi
- 申请人： Neomax Co., Ltd.
- 申请人地址： 7-19 Kitahama 4-chome, Chuo-ku Osaka-shi, Osaka 541-0041 JP
- 专利权人： Neomax Co., Ltd.
- 当前专利权人： Neomax Co., Ltd.
- 当前专利权人地址： 7-19 Kitahama 4-chome, Chuo-ku Osaka-shi, Osaka 541-0041 JP
- 代理机构： Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
- 优先权： JP2001231560 20010731
- 国际公布： WO2003012802 20030213
- 主分类号： H01F1/04
- IPC分类号： H01F1/04 ; H01F1/08 ; B22F1/00 ; C22C38/00 ; H01F1/057 ; H01F1/047 ; C22C1/04
摘要：
A method for producing an iron base rare earth alloy nanocomposite magnet powder, which comprises quenching by the atomizing method a molten alloy having the empirical formula represented by (Fe1-mTm)100-x-y-zQxRyTizMn , wherein T represents one or more elements selected from the group consisting of Co and Ni, Q represents at least one element selected from the group consisting of B and C, R represents at least one element selected from the group consisting of the rare earth elements and yttrium, M represents at least one element selected from the group consisting of Nb, Zr, Mo, Ta and Hf, and numbers x, y, z, m and n concerning a composition proportion satisfy 10
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