| 简介 |
The present invention relates to a method for recovering rare earth elements from oxidized scraps of a waste permanent magnet, and more particularly, to a method for recovering rare earth elements from oxidized scraps of a waste permanent magnet comprising the steps of : leaching oxidized scraps of a waste permanent magnet in a sulfuric acid solution; and adding sodium sulfate in the sulfuric acid solution to deposit rare earth elements contained in the oxidized scraps of the waste permanent magnet and recover the rare earth elements.(AA) Start(BB) End(S100) Leach oxidized scraps of a waste permanent magnet in a sulfuric acid solution(S110) Add sodium sulfate in the sulfuric acid solution to deposit rare earth elements contained in the oxidized scraps of the waste permanent magnet and recover the rare earth elementsCOPYRIGHT KIPO 2014 |
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