Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7677309 | Method for increased oil recovery from an oil field | Ola Olsvik, Erling Rytter, Jostein Sogge, Jan Age Stensen | 2010-03-16 |
| 7077202 | Process for the recovery of oil from a natural oil reservoir | Roger Johansen | 2006-07-18 |