Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553589 | Fire-safe surface-controlled subsurface safety valve control line/wellhead connector and blowout preventer | Charles E. Jennings, Warren D. King | 1985-11-19 |
| 4540012 | Temperature sensitive valve bonnet assembly | — | 1985-09-10 |
| 4511002 | Multiple tubing hanger tie back system and method | Frank C. Adamek, James Vaull Bonds | 1985-04-16 |
| 4509594 | Mudline casing hanger assembly | Lionel J. Milberger | 1985-04-09 |
| 4477085 | Fire resistant connections embodying heat transfer means | Michael A. Karr, Jr., Bert L. Morrison | 1984-10-16 |
| 4465133 | Casing hanger collet | — | 1984-08-14 |
| 4461450 | Remote control choke | John P. Soland | 1984-07-24 |
| 4402535 | Adjustable backing arrangement for pipe suspending slips | — | 1983-09-06 |
| 4390186 | Metal-to-metal ribbed seal | John K. McGee, Harold L. Lafferty, Archie L. Smith | 1983-06-28 |
| 4349205 | Annulus sealing device with anti-extrusion rings | John K. McGee | 1982-09-14 |
| 4343477 | Sealing device with thermal expansion pressure accumulator | — | 1982-08-10 |
| 4181175 | Control line exiting coupling | John K. McGee, Robert T. Brown | 1980-01-01 |