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稀土钴永磁材料技术鉴定会于1982年3月22日至24日在包头宾馆召开。会议是经冶金部批准对包头冶金研究所研制成功并经受多年考验的稀土钴永磁材料作出技术鉴定。其中有:(一)钐钴永磁合金;(二)镨钐钴永磁合金;(三)铈钴铜铁永磁合金。
Rare earth cobalt permanent magnet technology appraisal will be March 22, 1982 to 24 in Baotou Hotel. The meeting was approved by the Ministry of Metallurgical Institute of Baotou Metallurgical Institute successfully developed and subjected to years of testing of rare earth cobalt permanent magnet made technical identification. Among them are: (a) samarium cobalt permanent magnet alloy; (b) praseodymium samarium cobalt permanent magnet alloy; (c) cerium cobalt copper iron permanent magnet alloy.