Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366698 | Apparatus for effecting gas liquid contact | James W. Smith, David T. R. Ellenor | 1994-11-22 |
| 5352421 | Method and apparatus for effecting gas-liquid contact | James W. Smith, David T. R. Ellenor | 1994-10-04 |