Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816191 | Distributor for liquid-gas contact column and method of preparation and use | O. Jeffrey Berven | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816191 | Distributor for liquid-gas contact column and method of preparation and use | O. Jeffrey Berven | 1989-03-28 |