Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212748 | Polymer flood filtration improvement | Howard H. Ferrell, Burton M. Casad, Olaf M. Stokke | 1980-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212748 | Polymer flood filtration improvement | Howard H. Ferrell, Burton M. Casad, Olaf M. Stokke | 1980-07-15 |