Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11680454 | Method of plugging and pressure testing a well | Gjermund Grimsbo, Pål Viggo Hemmingsen, Gisle Stjern | 2023-06-20 |
| 11274515 | Method of plugging and pressure testing a well | Gjermund Grimsbo, Pål Viggo Hemmingsen, Gisle Stjern | 2022-03-15 |
| 10392885 | Method and apparatus for plugging a well | Gisle Stjern, Gjermund Grimsbo, Pål Viggo Hemmingsen | 2019-08-27 |
| 10208547 | Increasing hydrocarbon recovery from reservoirs | Jan Håvard JØRANSON, Fredrik VARPE | 2019-02-19 |
| 9822632 | Method of pressure testing a plugged well | Gisle Stjern | 2017-11-21 |
| 9816358 | Lining of well bores with expandable and conventional liners | Audun Faanes, Torstein Vinge | 2017-11-14 |
| 9714555 | Method of plugging a well | Gisle Stjern | 2017-07-25 |
| 9540915 | Method for improved gravity drainage in a hydrocarbon formation | Scott Thompson, Jan Håvard JØRANSON | 2017-01-10 |
| 9347296 | Lining of well bores with expandable and conventional liners | Audun Faanes, Torstein Vinge | 2016-05-24 |
| 9328595 | Single well stream assisted gravity drainage | — | 2016-05-03 |