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EP0248665A2 Rare earth-iron magnet and method of making same 失效
Seltene Erden-Eisenmagnet und Herstellungsverfahren。

Rare earth-iron magnet and method of making same
摘要:
A rare earth-iron magnet consisting of a magnetic phase based on one or more rare earth elements and iron, has a sealing agent (2) filling the voids between grains of the magnet, and a coating layer (3) formed on the surface of the magnet.
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