Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4911826 | Sparging system for column flotation | Peter L. Harach, Michael A. Redfearn | 1990-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4911826 | Sparging system for column flotation | Peter L. Harach, Michael A. Redfearn | 1990-03-27 |