| 申请日期 | 2025-07-10 | 申请号 | BR102014004950 |
| 公开（公告）号 | BRPI1404950A2 | 公开（公告）日 | 2015-12-29 |
| 公开国别 | BR | 申请人省市代码 | 全国 |
| 申请人 | UNIV SÃO PAULO USP | ||
| 简介 | method of recovery of rare earth elements from residual fluorescent lamps using cation exchange resins. this invention describes a process for the recovery of rare earth elements from phosphoric powder of fluorescent lamps discarded, through physical and chemical processes, using ion exchange resins. | ||
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