Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4730674 | Plugging a tubing/casing annulus in a wellbore with a polymer gel | Richard W. McAtee, Robert D. Sydansk | 1988-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4730674 | Plugging a tubing/casing annulus in a wellbore with a polymer gel | Richard W. McAtee, Robert D. Sydansk | 1988-03-15 |