Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685218 | Method for treating oil-bearing material | — | 1997-11-11 |
| 5591416 | Stationary screen extractor | Allan L. Monroe, Tony L. Ritter | 1997-01-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685218 | Method for treating oil-bearing material | — | 1997-11-11 |
| 5591416 | Stationary screen extractor | Allan L. Monroe, Tony L. Ritter | 1997-01-07 |