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Statoil Petroleum As
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Statoil Petroleum As patents


Recent patent applications related to Statoil Petroleum As. Statoil Petroleum As is listed as an Agent/Assignee. Note: Statoil Petroleum As may have other listings under different names/spellings. We're not affiliated with Statoil Petroleum As, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Statoil Petroleum As-related inventors


Calibration of in-line monitoring instruments in a subsea installation

A method of calibration of an in-line monitoring instrument in a subsea installation (6), comprises using an umbilical (4) for transportation of a sample fluid from the subsea installation (6) to a topside installation (2) and/or for transportation of a reference fluid from the topside installation (2) to the subsea... Statoil Petroleum As

Dew point and carry-over monitoring

The invention relates to a method for automatically monitoring the liquid content in a gas, and in particular the gas leaving a scrubber and entering a compressor. In the method, a sample of fluid is taken from the outlet of the compressor, its temperature and pressure are automatically varied, and... Statoil Petroleum As

Increasing hydrocarbon recovery from reservoirs

A method, system and apparatus for producing hydrocarbons from a low permeability reservoir formation. A wellbore with a plurality of fractures designated as one of a first or a second set of fractures is provided. A first fluid conduit is formed by an annulus between an outer casing of a... Statoil Petroleum As

Automated selecting microbial strains which can degrade or emulsify oil

The invention provides an automated method for selecting a microbial strain from within a microbial strain library which can degrade or emulsify a target oil substrate. An apparatus, device or system adapted to perform the method of the invention is further provided. The use of the method of the invention... Statoil Petroleum As

Enhanced oil recovery and environmental remediation

The invention provides an isolated bacterial strain selected from the group of bacterial strains deposited under accession number ECACC 15010609; ECACC 15010601; ECACC 15010602; ECACC 15010603; ECACC 15010604; ECACC 15010605; ECACC 15010606; ECACC 15010607; ECACC 15010608; and a bacterial strain having all the identifying characteristics of one or more of... Statoil Petroleum As

Direct tie-in of pipelines by added curvature

A method and apparatus for direct tie-in of pipelines are disclosed. An apparatus is attached to a portion of a pipeline, the apparatus including a tensioning member and a buoyancy element attached to the tensioning member such that, when submerged, the pipeline is deflected as a result of a buoyancy... Statoil Petroleum As

Pipeline method and apparatus

A method and apparatus are provided for laying pipelines. The apparatus is attached to a portion of a pipeline and includes a tensioning member and a buoyancy element attached to a mid-portion of the tensioning member. When the buoyancy element is submerged, the buoyancy force tensions the tensioning member, and... Statoil Petroleum As

Subsea wellhead assembly

A subsea wellhead assembly 1 comprises: a subsea wellhead 2; a template 6 associated with the wellhead; subsea riser system equipment 4 connected to the wellhead and one or more connection members. The subsea riser system equipment 4 is also connected to the template 6 by the one or more... Statoil Petroleum As

Process for removing metal naphthenate from crude hydrocarbon mixtures

The present invention provides a process for removing metal naphthenate from a crude hydrocarbon mixture comprising: —mixing said crude hydrocarbon mixture (1) comprising metal naphthenate with an acid (3) in the presence of water, wherein said acid converts said metal naphthenate to naphthenic acids and metal salts; —allowing said metal... Statoil Petroleum As

Evaluation of downhole installation

A downhole installation comprises: a first pipe layer 8, a second pipe layer 10 about the first pipe layer 8, an annulus 12 between the first pipe layer 8 and the second pipe layer, and a geological formation outside of the second pipe layer 10. A method for evaluating the... Statoil Petroleum As

Logging evaluation of downhole installation

A downhole installation comprises: a first pipe layer 8, a second pipe layer 10 about the first pipe layer 8, an annulus 12 between the first pipe layer 8 and the second pipe layer, and a geological formation out-side of the second pipe layer 10. A logging system for evaluation... Statoil Petroleum As

Method of lowering an apparatus

A method of lowering an apparatus (1) through a body of water comprising lowering a guiding element (25) and a weight (27) through the body of water, the lower end of the guiding (element 25) being attached to the weight (27) such that the guiding element (25) is under tension... Statoil Petroleum As

Subsea equipment-protection apparatus

A subsea equipment-protection apparatus including: a cap (1) and a sleeve (2), wherein the cap and the sleeve are configured to be supportable by a foundation (6) of the subsea equipment (16). The cap and the sleeve are arranged such that at least a portion of the cap may enter... Statoil Petroleum As

Method

There is provided a method for removing iron-containing casing from a well bore comprising providing a cathode in said well bore, wherein said cathode is connected to the negative pole of a power source; connecting said iron-containing casing to the positive pole of said power source; injecting an electrolyte into... Statoil Petroleum As

A removing iron-containing casing from a well bore

There is provided a method of chemically removing iron-containing casing from a well bore comprising injecting an acidic solution into said well bore, wherein said solution contacts said iron-containing casing and thereby accelerates oxidation of iron to iron cations, allowing said iron cations to dissolve in said solution, and removing... Statoil Petroleum As

Wellhead assembly

There is provided a wellhead assembly that includes a production well, a first valve, process equipment, a transport pipe for transporting fluid away from the wellhead assembly, and piping fluidly connecting the production well to the first valve, the process equipment, and the transport pipe. The first valve is located... Statoil Petroleum As

Method and measuring seismic data

The present invention relates to a method of processing seismic data. The method may include calculating a number of calculated structure tensors for each of a number of seismic data lines, the seismic data lines being spatially distributed about an area of the surface of the Earth. The method also... Statoil Petroleum As

Drill pipe completion device

A method of completing a well which has a longitudinal axis along a direction with a horizontal component, the method comprising rotating a first string and moving the first string into the well along the longitudinal axis of the well, providing a swivel joint rotatably connecting the first string to... Statoil Petroleum As

Estimating cuttings removal

A first property, derivable from mass, of a drilling fluid is measured at a point upstream of a cuttings removal device. A second property (also derivable from mass) is measured at a point downstream of the cuttings removal device. A difference between the properties is determined over a period of... Statoil Petroleum As

Compact hydrocarbon wellstream processing

A system (2) for offshore hydrocarbon processing comprises a host (6) at surface level, a subsea processing plant (4), and an umbilical (8) connecting the host and the subsea processing plant. The subsea processing plant is adapted to receive a multi-phase hydrocarbon stream (10) from a wellhead and to output... Statoil Petroleum As

Flexible line installation and removal

A method of removing a flexible line deployed between an offshore platform and a subsea structure, where the platform has a landing deck on which the flexible line is installed, the landing deck facing away from the platform towards an installation side. The method comprises: decoupling a topside end of... Statoil Petroleum As

Co2 desorption without stripper

A CO2 desorption method and equipment for performing this method is described. More specific, a method for desorbing CO2 from an absorption fluid without involving a traditional stripper but instead using a heat exchanger as a flash-tank is disclosed. Further described is the utilization of cooling heat from a condenser... Statoil Petroleum As

Deployment and direct tie-in of subsea pipelines

A method of installing a subsea pipeline having a direct tie-in to a subsea structure includes, during introduction of the pipeline into the sea from a pipe laying vessel, applying a plastic deformation to a region of the pipeline at or close to an end of the pipeline to be... Statoil Petroleum As

Centralizer

A centralizer includes a centralizer body to be situated at the outer surface of a pipe string in the form of casing, liner, or the like used while drilling, the centralizer body being formed with a plurality of outer centralizer blades arranged in an inclined manner to the longitudinal axis... Statoil Petroleum As

P/s wave measurement and compensation

A method for use in surveying a subsurface region beneath a body of water by detecting S waves propagating through the subsurface region. The method comprises using a first sensor configuration to detect mixed S and P waves on or in the subsurface region, using a second sensor configuration located... Statoil Petroleum As

Seismic sensor recording system

A sensor system for deployment on or close to the seabed in marine seismic surveys includes a central hub, and a plurality of arms coupled to the central hub. Each arm has a degree of freedom of movement with respect to the central hub. The system further includes at least... Statoil Petroleum As

Producing hydrocarbons from a subsurface formation

A system and method for producing hydrocarbons from a subsurface hydrocarbon-bearing formation. The system includes a production well, at least part of the production well located in a portion of the hydrocarbon-bearing formation. A heating well is also provided, at least part of the heating well located in a portion... Statoil Petroleum As








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