| 申请日期 | 2025-07-12 | 申请号 | US14286644 |
| 公开（公告）号 | US20150122084A1 | 公开（公告）日 | 2015-05-07 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES | ||
| 简介 | Disclosed is a method of recovering a rare earth element from oxidized scrap of permanent magnet. The method includes leaching an oxidized scrap of a permanent magnet from a sulfuric acid solution, and recovering the rare earth element after precipitating the rare earth element contained in the oxidized scrap of the permanent magnet by adding sodium sulfate into the sulfuric acid solution. | ||
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