Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484883 | Use of cupric chloride in zinc flotation | — | 2002-11-26 |
| 6375713 | Use of cupric chloride etchant solution in a solvent extraction electrowinning copper refinery | — | 2002-04-23 |