Invention Grant
US06984271B2 Rare earth magnet, process for producing same, and motor using rare earth magnet 有权
稀土磁铁,制造工艺及使用稀土磁铁的电机

Rare earth magnet, process for producing same, and motor using rare earth magnet
Abstract:
A rare earth magnet to be used in a motor. The rare earth magnet comprises rare earth magnet particles. Additionally, a rare earth oxide is present among the rare earth magnet particles, the rare earth oxide being represented by the following general formula (I): R2xR′2(1−x)O3  (I) where each of R and R′ is one element selected from the group consisting of yttrium (Y), lanthanum (La), cerium (Ce), praseodymium (Pr), neodymium (Nd), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho), erbium (Er), thulium (Tm), ytterbium (Yb) and lutetium (Lu), and 0
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