SJ

Sten Egil Johnsen

SA Statoil Petroleum As: 1 patents #90 of 242Top 40%
📍 Skien, NO: #50 of 110 inventorsTop 50%
Overall (All Time): #2,935,177 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9593563 Method and apparatus for generating steam for the recovery of hydrocarbon Leif Kåre Grønstad, Carsten Frithjof Sørlie 2017-03-14