Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4283271 | Manufacture of hydrocracked low pour lubricating oils | William E. Garwood | 1981-08-11 |
| 4283272 | Manufacture of hydrocracked low pour lubricating oils | William E. Garwood | 1981-08-11 |
| 4269695 | Reclaiming wax contaminated lubricating oils | Richard T. Cleveland | 1981-05-26 |