Bbc Brown, Boveri & Company, Limited

Anthony J Perry

Anton Menth

Ulrich Spinner

A permanent-magnet material containing samarium, cobalt, copper and iron, has the composition Sm(Co.sub.1-x-y Fe.sub.x Cu.sub.y).sub.z, wherein 0 &lt; x &lt; 0.2, 0.1 &lt; y &lt; 0.3 and 6.5 &lt; z &lt; 7.5.

As-cast permanent magnet Sm-Co-Cu material with iron, produced by

A permanent-magnet material containing samarium, cobalt, copper and iron, has the composition Sm(Co.sub.1-x-y- Fe.sub.x Cu.sub.y).sub.z, wherein 0 &lt; x &lt; 0.2, 0.1 &lt; y &lt; 0.3 and 6.5 &lt; z &lt; 7.5.

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Nussbaumen, Switzerland

Anthony J Perry