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Inventor:

王晨 (王晨.) [1] (Scholars:王晨) | 郑兴华 (郑兴华.) [2] (Scholars:郑兴华) | 陈文钊 (陈文钊.) [3] | 陈君君 (陈君君.) [4] | 李媛 (李媛.) [5] | 罗朝林 (罗朝林.) [6]

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incoPat

Abstract:

本发明公开了一种制备块体纳米晶复合稀土永磁材料的方法。本发明的制备方法为:首先,采用真空熔炼法制备合金铸锭;其次,将该合金铸锭熔化,在熔体中通入外加脉冲电场,进行电脉冲孕育处理;接着,在外加脉冲磁场的作用下,采用铜模快速凝固法制备块体纳米晶复合稀土永磁材料;然后,根据具体情况对所得材料进行适当热处理。本发明方法工艺简单,生产周期短,所制得的块体纳米晶永磁材料晶粒细小、组织均匀、致密度高,具有良好的综合永磁性能。

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Patent Info :

Type: 发明授权

Patent No.: CN201210005073.0

Filing Date: 2012/1/10

Publication Date: 2015/4/15

Pub. No.: CN102568729B

公开国别: CN

Applicants: 福州大学

Legal Status: 未缴年费

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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