Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935367 | Flotation cell fluid level control apparatus | Robert D. Cook | 2005-08-30 |
| 6453939 | Flotation cell fluid level control apparatus | Robert D. Cook | 2002-09-24 |
| 6095336 | Flotation cell with radial launders for enhancing froth removal | Lorin Redden, Donald G. Foot, Jr. | 2000-08-01 |
| 6070734 | Rotation shaft with vibration dampening device | Dennis M. Greenlee, Lyn Maurice Greenhill | 2000-06-06 |