Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920998 | Method and apparatus for controlling flow bias in a multiple zone process | Bernard E. Deitrick, Mark S. Nowotarski, Raymond P. Roberge | 1990-05-01 |
| 4579596 | In-situ removal of oily deposits from the interior surfaces of conduits | — | 1986-04-01 |
| 4482392 | Conduit cleaning process | Charles B. Pollock, Stephen Brennom, James N. Lambert | 1984-11-13 |