Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416066 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Edouard Asselin, Zihe Ren | 2025-09-16 |
| 12264381 | Extracting base metals using a wetting agent and a thiocarbonyl functional group reagent | Zihe Ren, David Dixon, Edouard Asselin | 2025-04-01 |
| 12247266 | Extraction of base metals using carbonaceous matter and a thiocarbonyl functional group reagent | Zihe Ren, David Dixon, Edouard Asselin | 2025-03-11 |