发明名称 Iron-rare earth-boron permanent magnets by hot working
摘要 High energy product, magnetically anisotropic permanent magnets are produced by hot working overquenched or fine grained, melt-spun materials comprising iron, neodymium and/or praseodymium, and boron to produce a fully densified, fine grained body that has undergone plastic flow.
申请公布号 US4844754(A) 申请公布日期 1989.07.04
申请号 US19860840012 申请日期 1986.03.17
申请人 GENERAL MOTORS CORPORATION 发明人 LEE, ROBERT W.
分类号 H01F1/057 主分类号 H01F1/057
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