Method for recovering rare-earth in cerium-based rare-earth polishing powder waste by two-step acid leaching gradient separation
US-12571071-B2 · Mar 10, 2026 · US
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Song Minwei patents
Song Minwei is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Song Minwei |
| Total patents | 4 |
| First publication | Aug 24, 2023 |
| Latest publication | Mar 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for separating and extracting rare-earth and regenerating rare-earth polishing powder from rare-earth polishing powder waste
US-2023286822-A1 · Sep 14, 2023 · US
Method for separating and extracting rare-earth and regenerating rare-earth polishing powder from rare-earth polishing powder waste
US-11753308-B1 · Sep 12, 2023 · US
method for recovering rare-earth in cerium-based rare-earth polishing powder waste by two-step acid leaching gradient separation
US-2023265541-A1 · Aug 24, 2023 · US
Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Beijing Technology | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.