Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416066 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Zihe Ren, Nelson Mora Huertas | 2025-09-16 |
| 12264381 | Extracting base metals using a wetting agent and a thiocarbonyl functional group reagent | Zihe Ren, Nelson Mora Huertas, David Dixon | 2025-04-01 |
| 12247266 | Extraction of base metals using carbonaceous matter and a thiocarbonyl functional group reagent | Zihe Ren, Nelson Mora Huertas, David Dixon | 2025-03-11 |
| 12049680 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Oscar OLVERA OLMEDO, Ahmad Ghahreman, Zihe Ren | 2024-07-30 |
| 12049681 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Oscar OLVERA OLMEDO, Ahmad Ghahreman, Zihe Ren | 2024-07-30 |
| 11884993 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Oscar OLVERA OLMEDO, Ahmad Ghahreman, Zihe Ren | 2024-01-30 |
| 11859263 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Zihe Ren, Nelson Mora Huertas | 2024-01-02 |
| 11467124 | Apparatus, systems and methods for in situ measurement of an oxidation / reduction potential and pH of a solution | Hamidreza Zebardast, Jing Liu | 2022-10-11 |
| 10961604 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Ahmad Ghahreman, Zihe Ren | 2021-03-30 |
| 10954583 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Ahmad Ghahreman, Zihe Ren | 2021-03-23 |
| 10876186 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Zihe Ren | 2020-12-29 |
| 10876187 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Zihe Ren | 2020-12-29 |
| 10870903 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Zihe Ren | 2020-12-22 |
| 10865460 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Zihe Ren | 2020-12-15 |
| 10781502 | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | David Dixon, Oscar OLVERA OLMEDO, Ahmad Ghahreman, Zihe Ren | 2020-09-22 |