Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304300 | Method of using gelled aqueous well treating fluids | — | 1981-12-08 |
| 4302341 | Gelled aqueous well treating fluids | — | 1981-11-24 |
| 4218316 | Method of clarifying and removing water from water-solids suspensions | Patsy L. Totten | 1980-08-19 |
| 4217229 | Oil well spacer fluids | — | 1980-08-12 |