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Aker Subsea As patents (2015 archive)


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

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12/10/15 / #20150354574

Sealed pump

The invention provides a subsea pump, distinctive in that it comprises a pressure housing divided into two compartments; a compartment with pump or impellers arranged on a shaft and a compartment with motor or a stator; a diaphragm arranged sealingly between the compartments, a magnetic coupling between the compartments, through the diaphragm; and a pressure compensation system for balancing the pressure on the diaphragm of the motor or stator compartment side to the pressure on the diaphragm of the pump or impeller compartment side.. . ... Aker Subsea As

11/26/15 / #20150340130

Heat dissipation in a power cable or a power umbilical

A power cable, or power umbilical, comprising a number of electric cables for transfer of large amounts of electric power/energy; filler material in the form of stiff elongate polymer elements; said number of electric cables and stiff elongate polymer elements being gathered in a twisted bundle by means of a laying operation; a protective sheath that encompasses the electric cables and the filler material; wherein the filler material is manufactured of a polymer material, which polymer material has been added constituents that transforms the filler material to be substantially more heat conducting and heat dissipating.. . ... Aker Subsea As

11/05/15 / #20150316162

Pressure volume regulator

Pressure volume regulator (20) for control of supply and pressure of barrier fluid for pumps and compressors subsea, comprising an inlet (18) for barrier fluid at an inlet pressure, a first outlet (19) and a second outlet (15), the inlet pressure is higher than the first outlet pressure that is higher than the second outlet pressure. The pressure volume regulator is distinctive in that the inlet and the second outlet are interlocked between a movable longitudinal interlock member (5) with valve elements operatively arranged at either end, the length of the interlock member plus said valve elements is shorter than the distance between an open-close valve mechanism of the inlet and an open-close valve mechanism of the second outlet.. ... Aker Subsea As

11/05/15 / #20150315884

Multiphase pressure boosting pump

The invention provides a system for multiphase pumping, preferably for subsea application, distinctive in that it comprises a multiphase pressure boosting pump and a separator, preferably adapted for subsea operation, a multiphase fluid inlet connected to the pump, a multiphase outlet from the separator, an outlet of the pump arranged to an inlet of the separator, a liquid outlet of the separator arranged to a liquid inlet on the pump, and a power recovery turbine arranged between said liquid outlet of the separator and said liquid inlet on the pump. The invention also provides a multiphase pressure boosting pump, preferably adapted for subsea operation, comprising a motor, one or more impellers arranged on a shaft common with a motor shaft or coupled to the motor, a pressure housing, a multiphase fluid inlet and an outlet, distinctive in that the pump further comprises a liquid injection inlet and a power recovery turbine, with the power recovery turbine arranged between the liquid injection inlet and the pump impellers.. ... Aker Subsea As

09/03/15 / #20150247371

Subsea xmas tree assembly and associated method

Subsea xmas tree assembly (5, 505) having a xmas tree main bore (7) and a xmas tree annulus bore (9). The main bore (7) aligns with a tubing hanger main bore (16) and the xmas tree annulus bore (9) communicates with a tubing hanger annulus bore (17), when the xmas tree assembly (5, 505) is installed above a tubing hanger (3) of a subsea well. ... Aker Subsea As

05/21/15 / #20150139738

Light weight guidepost

A releasable guidepost for use on the seabed together with a fixed subsea structure is shown. The guidepost assists during lowering of a component from the surface of the water to the subsea structure to obtain a focused landing of said component at a predetermined location. ... Aker Subsea As

02/26/15 / #20150053281

Dlc-coated gate valve in petroleum production or water injection

The invention provides a gate valve (1) for control of petroleum production or water injection, distinctive in that at least one surface subject to sliding in operation of the valve comprises a top layer coating of diamond like carbon (dlc). The dlc contains hydrogen, preferably more than 16 atom-% and more preferred more than 17 atom-%. ... Aker Subsea As

02/19/15 / #20150048079

Subsea heating assembly and method of heating a subsea component

Subsea heating assembly, comprising a component interface cable (9) in association with a subsea component (7′) to be heated. The component interface cable receives power from an electric power source. ... Aker Subsea As

02/12/15 / #20150042090

Hub and connector arrangement

A combined hub joint and connector arrangement for rigidly connecting two axially consecutive tubular members is shown. The tubular members have respective hub end surfaces to be mated, where each hub further includes a flanged end having an external tapered activation surface adapted for complementary engagement with an internal tapered activation surface of the connector, the activation surfaces are able to transform a transversally acting force, when viewed in the longitudinal direction of the joined hubs, to an axially acting force when the connector is activated to make up the joint. ... Aker Subsea As

02/12/15 / #20150041171

Arrangement for cooling power cables, power umbilicals and cables

A power cable (c1), or power umbilical, comprising a number of electric high power cables (10) for transfer of large amounts of electric power/energy; filler material (2, 3, 4, 5, 6) in the form of stiff elongate plastic elements; the number of electric high power cables (10) and stiff elongate plastic elements (2, 3, 4, 5, 6) being gathered in a twisted bundle by means of a laying operation; a protective sheath (1) that encompasses the electric cables and the filler material; and at least one longitudinally extending channel (6) is provided for forced flow transportation of a cooling agent through said power cable/umbilical in order to cool down the electric high power cables (10) and their insulation material from a critical temperature value of about 90° c.. . ... Aker Subsea As








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Aker Subsea As in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Aker Subsea As with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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