Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5235011 | Polyolefin polymerization process, method of producing catalyst, and catalyst | Kent E. Mitchell, David Miller, Gil R. Hawley | 1993-08-10 |
| 5213785 | Continuous antimony pentoxide production | Denton C. Fentress, Kent E. Mitchell, Larry S. Maddox, Richard E. Lowery, Howard F. Efner | 1993-05-25 |
| 4988655 | Polyolefin polymerization catalyst and method of production use | Kent E. Mitchell, Gil R. Hawley | 1991-01-29 |
| 4804496 | Rapidly dispersible compositions of antimony pentoxide | Richard E. Lowery, Denton C. Fentress | 1989-02-14 |