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Author:

吴琼 (吴琼.) | 张勐康 (张勐康.) | 岳明 (岳明.) | 刘卫强 (刘卫强.) | 屈中杰 (屈中杰.) | 路清梅 (路清梅.)

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zhihuiya

Abstract:

一种对废旧热变形钕铁硼磁环回收制备再生各向异性磁粉的方法,属于磁性材料回收以及制备技术领域。制备方法如下:首先将废旧热变形钕铁硼磁环作为原料。将表面镀层去除得到表面无异物的热变形钕铁硼磁环。再将磁环进行简单切割,将磁环切割成弧形。然后将粗破碎后的磁环在惰性气体的保护下使用盘磨机将切成弧状的磁环进行破碎,得到各向异性钕铁硼磁粉。将破碎后的钕铁硼磁粉放入真空管式炉中,在真空管式炉中进行退火处理。最后将退火后的再生钕铁硼磁粉进行粒径筛分和在溶液中形貌的筛分,得到再生片状各向异性钕铁硼磁粉。

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Patent Info :

Type: 发明申请

Patent No.: CN202410226710.X

Filing Date: 2024-02-28

Publication Date: 2024-05-03

Pub. No.: CN117976402A

Applicants: 北京工业大学

Legal Status: 实质审查

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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