Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413414 | Process for separation of dewaxed lube oil into light and heavy products | Victor E. Arnold | 2002-07-02 |
| 4269695 | Reclaiming wax contaminated lubricating oils | Murray R. Silk | 1981-05-26 |