1
Alexander Angus Grant, Per Almdahl, Per Eivind Gramme, Sven Arne Kjolberg, Bjarne Olsen, Terje Sondtvedt: Downhole gas/water separation and re-injection. Weir Pumps, Norsk Hydro ASA, Gifford Krass Groh Sprinkle Anderson & Citkowski P C, February 17, 2004: US06691781 (78 worldwide citation)

It is common in oil extraction operations to reinject produced gas and\or water back into hydrocarbon bearing formations in order to maintain formation pressure. Conventional production facilities normally flow all formation fluids to the surface and subsequently reinject the required fluids ba ...


2
Bjarne Olsen, Petter Grinde, Tron Dahl, Ola Often: Device for loading and/or unloading flowable media. Scana AMT, FPS Ocean, Birch Stewart Kolasch & Birch, November 10, 2009: US07614927 (5 worldwide citation)

A device for loading and/or unloading of flowable media includes a buoy connected to at least one riser and a vessel provided with a pick-up space for the buoy. The pick-up space ends at the bottom of the vessel, the buoy being provided with a buoyancy device and including a first part connected to ...


3
Bjarne Olsen, Terje Sontvedt: Method and apparatus for dosing inhibitors. Weir Norge a Norwegian Corporation, Sierra Patent Group, October 12, 2006: US20060225793-A1

Valve, especially for dosing inhibitors to prevent forming of hydrates in the exploration of oil and gas, or as a liquid choke. The inhibitor or liquid has a first and higher pressure upstream of the valve and a second and lower pressure downstream of the valve. The valve has a valve body with at le ...


4
Bjarne Olsen, Petter Grinde, Tron Dahl, Ola Often: Device for loading and/or unloading flowable media. Scana AMT, FPS Ocean, Birch Stewart Kolasch & Birch, August 30, 2007: US20070202758-A1

A device for loading and/or unloading of flowable media, comprising a buoy connected to at least one riser (6) and a vessel (30) provided with a pick-up space (77) for the buoy. The pick-up space (77) ends at the bottom of the vessel (30), the buoy being provided with buoyancy means (10) and compris ...


5
Alexander Angus Grant, Per Almdahl, Per Eivind Gramme, Sven Arne Kjolberg, Bjarne Olsen, Terje Sondtvedt: Downhole gas/water separation and re-injection. Gifford Krass Groh Sprinkle Anderson & Citkowski PC, May 23, 2002: US20020059866-A1

It is common in oil extraction operations to reinject produced gas and\or water back into hydrocarbon bearing formations in order to maintain formation pressure. Conventional production facilities normally flow all formation fluids to the surface and subsequently reinject the required fluids back in ...



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