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Permanent magnetic material which contains rare earth metals, especially neodymium, and cobalt process for its production and its use
Permanent magnetic material which contains rare earth metals, especially neodymium, and cobalt process for its production and its use
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机译：包含稀土金属（尤其是钕）的永久磁性材料以及钴的生产和使用工艺
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摘要
A permanent magnetic material has the composition (MM.sub.1-x ND.sub.x) .sub.1-y Sm.sub.y Co.sub.5, in which 0.25 x 1,0 ≦ y . ltoreq. 0.25, and MM is a misch metal of the composition Ce.sub.&agr; La.sub.&bgr; Pr.sub.&ggr; wherein the parameters &agr;, &bgr;, . gamma., satisfy the conditions ##EQU1##
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