Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4210204 | Method for plugging high permeability zones in subterranean reservoirs | Charles A. Christopher | 1980-07-01 |
| 4205723 | Attic oil reservoir recovery method | — | 1980-06-03 |