Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10407621 | Method and a system of recovering and processing a hydrocarbon mixture from a subterranean formation | Karina Heitnes Hofstad, Harald Vindspoll, Marianne Haugan | 2019-09-10 |
| 10358609 | Process for removing metal naphthenate from crude hydrocarbon mixtures | Hege Kummernes, Kim Reidar Høvik, Jens Emil Vindstad, Heidi Mediaas, Jorunn Steinsland Rosvoll +1 more | 2019-07-23 |
| 10202550 | Process for stabilizing an oil-in-water or water-in-oil emulsion | Jens Emil Vindstad, Heidi Mediaas | 2019-02-12 |
| 9988890 | System and a method of recovering and processing a hydrocarbon mixture from a subterranean formation | Karina Heitnes Hofstad, Harald Vindspoll, Marianne Haugan | 2018-06-05 |
| 9856421 | Process for upgrading a heavy hydrocarbon feedstock | Harald Vindspoll, Carsten Frithjof Sørlie, Marianne Haugan | 2018-01-02 |
| 9670766 | Method and system for recovering and processing hydrocarbon mixture | Karina Heitnes Hofstad, Harald Vindspoll, Marianne Haugan | 2017-06-06 |
| 9470077 | In situ combustion process with reduced CO2 emissions | Pentti Paurola, Harald Vindspoll, Karina Heitnes Hofstad | 2016-10-18 |
| 9222035 | Process for stabilizing an oil-in-water or water-in-oil emulsion | Jens Emil Vindstad, Heidi Mediaas | 2015-12-29 |
| 8674161 | Method for isolation and quantification of naphthenate forming acids (“ARN-acids”) | Heidi Mediaas, Hege Kummernes, Jens Emil Vindstad | 2014-03-18 |
| 8128809 | Ring opening process | Stephan Wellach, Jorunn Steinsland Rosvoll, Per Aksel Skjolsvik, Gotz Burgfels, Josef Schönlinner +2 more | 2012-03-06 |
| 6063266 | Process for removing essentially naphthenic acids from a hydrocarbon oil | Carsten Sorlie | 2000-05-16 |