PERMANENT MAGNETIC ALLOY WITH EXCELLENT HEAT RESISTANCE AND PROCESS FOR PRODUCING THE SAME

申请公布号：EP1026279(A1)

申请号：EP19990933132

申请日期：1999.07.28

申请公布日期：2000.08.09

申请人：

DOWA MINING CO., LTD.

发明人：KAMATA, MASAMI;OBATA, MICHIO;SATO, YUICHI

分类号：B22F9/04;C22C1/04;C22C38/00;C22C38/10;H01F1/04;H01F1/057;H01F1/058;H01F41/02;(IPC1-7):C22C38/10

主分类号：B22F9/04

摘要：<p>A permanent magnet alloy having an improved beat resistance comprising, in terms of % by atom, 0.1 to 15 at.% C, 0.5 to 15 at.% B, provided that C and B in total account for 2 to 30 at.%; 40% or less Co (exclusive), 0.5 to 5 at.% in total of Dy and Tb, 8 to 20 at.% R, where R represents at least one element selected from the group consisting of Nd, Pr, Ce, La, Y, Gd, Ho, Er, and Tm; with the balance being Fe and unavoidable impurities. &lt;IMAGE&gt;</p>

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