Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372201 | Annulus pressure actuated casing hanger running tool | — | 1994-12-13 |
| 5299642 | Subsea wellhead tieback connector | John E. Nelson, Egil Rebne | 1994-04-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372201 | Annulus pressure actuated casing hanger running tool | — | 1994-12-13 |
| 5299642 | Subsea wellhead tieback connector | John E. Nelson, Egil Rebne | 1994-04-05 |