Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856421 | Process for upgrading a heavy hydrocarbon feedstock | Harald Vindspoll, Knut Vebjørn Grande, Marianne Haugan | 2018-01-02 |
| 9593563 | Method and apparatus for generating steam for the recovery of hydrocarbon | Sten Egil Johnsen, Leif Kåre Grønstad | 2017-03-14 |