Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304317 | Froth flotation of fine particles | John F. Wilson | 1994-04-19 |
| 5238119 | Beneficiation of calcium borate minerals | John M. Simon | 1993-08-24 |
| 5217604 | Froth flotation of fine particles | John F. Wilson | 1993-06-08 |
| 5122290 | Froth flotation of calcium borate minerals | — | 1992-06-16 |
| 5051199 | Froth flotation of mineral fines | — | 1991-09-24 |
| 4956077 | Froth flotation of mineral fines | — | 1990-09-11 |