Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334580 | Continuous borehole formed horizontally through a hydrocarbon producing formation | — | 1982-06-15 |
| 4330039 | Pressure actuated vent assembly for slanted wellbores | George W. Ribble, Flint R. George | 1982-05-18 |