Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6238569 | Flotation pile oil/water separator apparatus | — | 2001-05-29 |
| 6214220 | Combined process vessel apparatus | — | 2001-04-10 |
| 5681458 | Water clarification employing rotating drum skimmer | — | 1997-10-28 |
| 4618430 | Process and apparatus for removing scum from a liquid surface | Phil J. Duhon | 1986-10-21 |
| 4428841 | Offshore pollution prevention | — | 1984-01-31 |
| 4372757 | Offshore platform deck drainage | — | 1983-02-08 |
| 4252649 | Method and apparatus for recovering oil | — | 1981-02-24 |