Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028315 | Froth flotation apparatus and method | Michael F. Kinne | 1991-07-02 |
| 4399028 | Froth flotation apparatus and method | Gregory D. Kile, Larry D. Markham, Derald R. Hatton | 1983-08-16 |