Bonded magnet made from gas atomized powders of rare earth alloy
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United States of America Patent
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May 18, 1999
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N/A
app pub date -
Aug 4, 1997
filing date -
Aug 4, 1997
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Abstract
Bonded magnets made from gas atomized powders of an rare earth alloy and having good hard magnetic characteristics are provided. The powders have an alloy composition comprising approximately 15 to 34 weight % of RE, 0.8 to 1.2 weight % of B, 0.5 to 4 weight % of TiC, balanced with at least one of Fe and Co, wherein RE is one or more rare earth elements selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Er, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu.
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