Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869810 | Method of recovering evaporable liquids from mud comprising fine grained particles and the evaporable liquids | Olav Ellingsen | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869810 | Method of recovering evaporable liquids from mud comprising fine grained particles and the evaporable liquids | Olav Ellingsen | 1989-09-26 |