Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502945 | Process for preparing olefins at high pressure | Dennis J. O'Rear | 1985-03-05 |
| 4436614 | Process for dewaxing and desulfurizing oils | Dennis J. O'Rear, John A. Zakarian | 1984-03-13 |