187 patents
Page 5 of 10
Utility
Method of plugging and pressure testing a well
15 Mar 22
A method of plugging a well extending into a formation to facilitate temporary or permanent abandonment of the well.
Gjermund Grimsbo, Pål Viggo Hemmingsen, Halvor Kjørholt, Gisle Stjern
Filed: 6 Nov 17
Utility
Fluid flow conditioning
8 Mar 22
There is provided an apparatus (30) and method for conditioning the flow of a mixed phase flow from a supply pipe (101) from a hydrocarbon well.
Lars Brenne
Filed: 5 Apr 18
Utility
Method and system for generating geophysical data
8 Mar 22
A method of generating geophysical data using at least one source.
Lasse Amundsen, Johan Olof Anders Robertsson
Filed: 20 Aug 20
Utility
Fluid substitution
8 Mar 22
A method of fluid substitution, wherein an initial data set is provided, wherein a substituted data set is provided, wherein a rock physics model is provided, wherein the initial data set includes initial data of a geophysical parameter and initial fluid data, and wherein the substituted data set includes substituted fluid data.
Anders Dræge
Filed: 11 May 18
Utility
Treatment of Produced Hydrocarbons
3 Mar 22
A method for managing metal naphthenates in produced hydrocarbons includes injecting acid and/or sour gas into produced hydrocarbons in a production well, flowline or riser, to thereby control the pH of fluids contained in the produced hydrocarbons.
Ingvild Johanne HAUG, Børre Tore BØRRESEN, Heidi MEDIAAS, Hege KUMMERNES, Ivar Øystein LARSEN
Filed: 20 Dec 19
Utility
Power Supply System for an Offshore Platform
3 Mar 22
An offshore oil and gas platform has a power supply system with a cascaded arrangement for a black start.
Trond Normann Sivertsen Torvund
Filed: 4 Nov 21
Utility
a Method for Desalting Produced Hydrocarbons
24 Feb 22
A method for desalting produced hydrocarbons includes injecting reduced-salinity water into produced hydrocarbons in a production well or riser, to dilute high-salinity produced water contained in the produced hydrocarbons.
Ingvild Johanne HAUG, Børre Tore BØRRESEN, Heidi MEDIAAS, Hege KUMMERNES, Ivar Øystein LARSEN
Filed: 19 Dec 19
Utility
Pour Point Avoidance In Oil/water Processing and Transport
24 Feb 22
A method of producing a fluid from a hydrocarbon well, the fluid comprising an emulsion of water and oil and where the proportion of water (water cut) varies over time.
Arild SAMUELSBERG, Cecilie Gotaas JOHNSEN, Jostein SOGGE
Filed: 18 Dec 19
Utility
Method of Analysing Seismic Data to Detect Hydrocarbons
24 Feb 22
A method of analysing seismic data to detect possible hydrocarbons includes determining a set of data tiles from a seismic data cube of seismic data and testing each data tile in the set of data tiles to determine whether it corresponds to a possible fluid contact.
Øyvind SKJÆVELAND, Matteo RAVASI
Filed: 18 Dec 19
Utility
Method of redatuming geophysical data
15 Feb 22
A method of redatuming geophysical data, wherein there is provided multi-component geophysical data, and the method includes obtaining at least one focussing function and/or at least one Green's function from the multi-component geophysical data.
Matteo Ravasi
Filed: 15 Mar 17
Utility
Cutting tool with pivotally fixed cutters
1 Feb 22
A tool for use in a borehole to perform a milling, under reaming, or other cutting operation includes a tool body configured for rotation about its longitudinal axis, within the borehole, and a set of cutters, the set including two or more cutters which, at least in a deployed configuration, extend outwardly from the tool body and are fixedly coupled together whilst being pivotally coupled to the tool body substantially on said axis so that the cutters rotate with the tool body whilst being pivotable together relative to the tool body during cutting.
Morten Eidem, Gaute Grindhaug
Filed: 9 Jul 18
Utility
System and Method for Providing Information on Production Value And/or Emissions of a Hydrocarbon Production System
27 Jan 22
A system for providing information on production value and/or emissions of a hydrocarbon production system is disclosed.
Svend Tarald KIBSGAARD, Lars BRENNE, Astrid Helland TINGSTVEIT
Filed: 6 Oct 21
Utility
Method and System for Co2 Enhanced Oil Recovery
27 Jan 22
Methods of Enhanced Oil Recovery (EOR) from an oil reservoir by CO2 flooding are disclosed.
Michael Drescher, Torbjørn Fiveland, Olav Kristiansen, Thomas Levy, Knut Arild Maråk, Bengt Olav Neeraas, Per Ivar Karstad
Filed: 4 Oct 21
Utility
Gas compressor cleaning
18 Jan 22
A method of cleaning deposited solid material from a fouled portion of a gas compressor whilst the gas compressor is in situ in a natural gas processing system is provided.
Lars Brenne, Svend Tarald Kibsgaard, Tor Bjørge, Harald Underbakke
Filed: 17 Jan 18
Utility
A-annulus Cementing without Pumping Cement
6 Jan 22
A method of plugging a well includes lowering a solid body into a wellbore by wireline; and filling the space around the solid body with a liquid plugging material.
Bård Marius JOHANSEN
Filed: 6 Nov 19
Utility
Subsea wellhead assembly
28 Dec 21
A subsea wellhead assembly and a method of installing a subsea well head assembly.
Per Osen, Morten Sæther, Lorents Reinås, Harald Sigurd Nesse
Filed: 6 Feb 20
Utility
Method of Stimulating Hydrocarbon Production
16 Dec 21
A method is presented for predicting which shape and/or amplitude of seismic wave or wave pulse would cause an increase in oil relative permeability when a seismic wave or wave pulse with that shape and/or amplitude is applied to a region of interest.
Alexander Rozhko
Filed: 15 Oct 19
Utility
Seismic modeling
14 Dec 21
A method of seismic modeling using an elastic model, the elastic model including a grid having a grid spacing sized such that, when synthetic seismic data is generated using the elastic model, synthetic shear wave data exhibits numerical dispersion, the method including: generating generated synthetic seismic data using the elastic model, wherein the generated synthetic seismic data includes synthetic compression wave data and synthetic shear wave data, and modifying the generated synthetic seismic data to produce modified synthetic seismic data by attenuating at least some of the synthetic shear wave data in order to attenuate at least some of the numerically dispersive data.
Ørjan Pedersen, Frank Agnar Maaø, Lasse Amundsen
Filed: 2 Oct 17
Utility
Power supply system for an offshore platform
7 Dec 21
An offshore oil and gas platform has a power supply system with a cascaded arrangement for a black start.
Trond Normann Sivertsen Torvund
Filed: 9 Mar 18
Utility
Wellhead Load Relief Device
2 Dec 21
A wellhead load relief device for reducing riser system induced load effects on a subsea wellhead and a method of installing a subsea wellhead assembly onto a subsea wellhead using the wellhead load relief device.
Per Osen
Filed: 27 Nov 18