Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062512 | Processes for bitumen separation | Robert C. Yeggy | 2011-11-22 |
| 7867385 | Separating compositions and methods of use | Robert C. Yeggy | 2011-01-11 |
| 7862709 | Separating compositions and methods of use | Robert C. Yeggy | 2011-01-04 |