Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234530 | Process for acidic leaching of precious and chalcophile metals | Jacobus Johannes Eksteen | 2025-02-25 |
| 11643705 | Recovery of precious and chalcophile metals | Jacobus Johannes Eksteen | 2023-05-09 |
| 10480046 | Process for copper and/or precious metal recovery | Jacobus Johannes Eksteen | 2019-11-19 |