Technological development  

出　　处：《China Rare Earth Information》2018年第10期5-6,共2页中国稀土信息（英文）

摘　　要：US researchers have succeeded in recovering rare-earth magnets from old computer hard drives and re-using them, without alteration technique for recycling rare-earth n motors. A second group of researchers has developed an acid-free magnets and recovering more than 99% pure rare-earth elements.Rare-earth magnets from hard drives are re-used in motors US researchers have succeeded in recovering rare-earth magnets from old computer hard drives and re-using them, without alteration, in motors. A second group of researchers has developed an acid-free technique for recycling rare-earth magnets and recovering more than 99%pure rare-earth elements.The demonstrations are part of a national US effort to find ways of recycling the powerful

关 键 词：稀土元素 硬盘恢复 磁铁 马达 研究人员 计算机 再循环 

分 类 号：TM27[一般工业技术—材料科学与工程]