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8172481 |
Method of installing a tubular undersea pipeline
An undersea installation for transporting hydrocarbons between a seabed and a surface and to a method for installing same. The installation includes a tubular undersea pipeline, a float and a...
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8152580 |
Loading system
The present invention relates to a loading system for transferring at least one medium between a first installation and a floating vessel, comprising an anchoring device which can be fixed relative...
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8118632 |
Tanker loading assembly
Tanker loading assembly includes a first on-board hose arrangement with first coupling portion and a second submerged buoyant hose arrangement provided with second coupling portion for cooperation...
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7997947 |
Deep water hydrocarbon transfer system
System of a hydrocarbon transfer buoy and a vessel, the buoy having a length of at least 50 m and a length-to-width ratio of at least 10:1, and including a submerged buoyancy member having a length...
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7798233 |
Overpressure protection device
The present invention relates to overpressure protection systems and methods for use on a production system for transferring hydrocarbons from a well on the seafloor to a vessel floating on the...
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7793723 |
Submerged loading system
An offshore system allows a vessel (12) to sail to a predetermined sea location (14), quickly set up a loading system and start the transfer of hydrocarbons to or from a pipeline (22), and then...
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7793725 |
Method for preventing overpressure
The present invention relates to overpressure protection systems and methods for use on a production system for transferring hydrocarbons from a well on the seafloor to a vessel floating on the...
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7766710 |
Disconnectable buoyant turrent mooring system
A mooring system includes a vessel with a lower-side cavity, a turret extending from deck level to the cavity, and a coupling mechanism releasably attaching a mooring buoy to the cavity, at least...
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7677837 |
Device for transferring fluid between two floating supports
A device for transferring fluid between two floating supports anchored to the sea bottom, having a rigid central undersea pipe installed below the surface with its ends each being connected to...
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7666044 |
Method of supplying oil from a floating production structure to an offloading buoy via a thermally insulated flexible transfer duct
Method of supplying oil from a first floating structure to an offloading structure, includes providing a flexible duct extending between the two structures at a water depth of between 50 m and 500...
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7641487 |
Connection device
A cable connection device (7) for operatively connecting two sections of cable (3) (see FIG. 1) comprises: first and second parts (9, 10) for respective connection to the first and second cable...
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7543613 |
System using a catenary flexible conduit for transferring a cryogenic fluid
A system and a process are provided for transferring a cryogenic fluid such as liquefied natural gas between a floating transport vessel and a storage vessel. The fluid is transferred through at...
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7470163 |
Combined riser, offloading and mooring system
A combined riser, offloading and mooring system is provided for the offloading of hydrocarbons from a floating production vessel (FPV), onto a tanker. The system preferably includes an offloading...
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7448223 |
Method of unloading and vaporizing natural gas
A method and apparatus for unloading natural gas (NG), including gasifying liquid and/or compressed NG using the latent heat of water and propane, and/or storing liquid or compressed NG gas in a...
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7426897 |
Mooring apparatus
The present invention relates to apparatus for mooring a floating vessel in open sea, using a semi submersible floating dock. The apparatus is particularly suitable for tankers carrying liquid...
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7377225 |
Spar-type offshore platform for ice flow conditions
A spar-type platform includes a hull defining a centerwell extending downward to a keel. The hull includes a reduced diameter neck portion for diverting ice flow. Adjustable ballast tanks allow the...
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7347156 |
Lower bearing assembly for disconnectable turret
A turret mooring system for a vessel comprises a turret which is rotatably connected to the vessel and comprises a lower end, a buoy which is anchored to the sea floor and is releasably connectable...
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7270066 |
Ice breaker (variants), method and system for single-support mooring and servicing ships
To ensure the possibility of offshore shipping of a liquid medium, primarily oil, from an onshore tank farm into sea-going tankers in the winter time in the ice conditions by ensuring both mooring...
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7182660 |
Offshore fluid transfer system
Apparatus for transferring fluid between first and second floating vessels is described, comprising a submerged rigid transfer arm defining a fluid conduit for receiving fluid from a first vessel,...
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7179144 |
Off-shore mooring and fluid transfer system
Apparatus for transferring cryogenic fluid from a first vessel (5) to a second vessel in an offshore environment. The apparatus includes a semi-submersible floating dock with variable buoyancy...
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7174931 |
Liquefied gas transfer installation and use thereof
The invention concerns a liquefied gas transfer installation, in particular for liquefied natural gas, adapted to transfer liquefied gas between two surface tanks and distally spaced apart. The...
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7117808 |
System for transferring liquid load, mainly oil to a tanker
The invention can be used for a off-shore discharge of a liquid load, mainly oil from a land storage plant to ocean-going tankers during winter time and initial ice formation when the thickness of...
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7056177 |
Spread moored midship hydrocarbon loading and offloading system
A hydrocarbon mooring and transfer system (2) includes a tower (3) resting on the seabed (4), a vessel (1) containing hydrocarbons, anchoring elements including at least four spaced-apart anchoring...
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7051774 |
Mooring system for fluid cargo tankers
The liquid cargo mooring and fluid transfer system of the present invention includes a first column affixed to the ocean floor. The first column supports one end of an extended length space frame....
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7044817 |
Anchoring system
Anchoring system to hold a vessel anchored during loading or unloading, which vessel can be connected to or from the anchoring system in a similar way under all operating conditions without...
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7029348 |
Wave motion absorbing offloading system comprising a slender mooring buoy
The invention relates to a mooring buoy (6), comprising a submerged part (13) and a part extending above water level (11). The part above water level comprising a fluid outlet duct (24) for...
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6997643 |
LNG tanker offloading in shallow water
A system for offloading LNG (liquified natural gas) from a tanker (26) in shallow waters, for regasing, or heating the offloaded LNG to produce gaseous hydrocarbons, or gas, for pressurizing the...
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6932127 |
System for transferring oil from an offshore platform to a tanker
A system for transferring oil from an offshore tanker to a platform. The system comprises at least one flexible hose (4) which is adapted to direct transfer of oil from a supply means (7-10) on a...
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6916218 |
Wave motion absorbing offloading system
The invention relates to a hydrocarbon transfer system (1) in which a floating construction (2) such as a FPSO is connected to an offloading buoy (3) via a submerged offloading pipeline (10). The...
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6851994 |
Disconnectable mooring system and LNG transfer system and method
A disconnectable mooring system for connecting an LNG carrier vessel to a permanently moored LNG liquefaction process vessel in combination with an LNG offloading system. One end of a mooring yoke...
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6824330 |
Constant tension steel catenary riser system
A steel catenary riser (SCR) system includes a tensioning mechanism on a floating facility that controllably applies a substantially constant tension to an SCR that is fluidly coupled to the...
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6817914 |
System for transferring a load from ship-based production and storage units to dynamically positioned tankers
A system for transferring a load from ship-based production and storage units (10) to dynamically positioned tankers (3), comprising a loading hose (14) which, during a loading operation, extends...
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6805598 |
Liquid natural gas transfer station
A semi-submersible floating transfer station for unloading liquid natural gas (LNG) from, or charging LNG to an oceangoing vessel. The station comprises at least one and preferably two or more...
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6780072 |
Subsurface buoy and methods of installing, tying and dynamically stabilizing the same
The present invention relates to equipment installed in an intermediary region between a floating production unit at the ocean surface and a wellhead of an oil reservoir on the ocean floor. The...
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6769376 |
Transfer conduit system, apparatus, and method
The present invention relates to systems and methods for prevention of clashing between multiple conduits spaced closely together and to methods of installation of multiple conduits at the same...
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6708639 |
Single point mooring with suspension turret
An arrangement for suspending a Single Point Mooring Turret from its corresponding vessel, by transmitting a circumferentially uniform axial vertical load without moment through the interface of...
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6685519 |
System for transferring fluids and methods for installing, modifying and operating system
System for transferring fluids between a floating installation (10) and a tanker (30), wherein the floating installation is permanently moored (31, 32) to the seabed (1), and comprising a buoy (20)...
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6644234 |
Holding apparatus for a floating hose
The present invention provides a holding apparatus for a floating hose which holds the floating hose which is provided with a floating unit when the floating hose is not used. The holding apparatus...
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6631745 |
Riser pull-in method and apparatus
An arrangement and pull-in method for fluidly coupling a steel riser to a flowline of a turret on a FSO/FPSO. The riser is pulled into a connector by a pull-in line inside the flowline. A pull-in...
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6485343 |
Dynamic positioning dock-loading buoy (DPDL-buoy) and method for use of such a DPDL-buoy
A loading device for marine transfer of fluids, via a flexible loading hose, from a petroleum production platform to an ordinary tanker vessel has a main hull which includes a submerged hull and a...
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6341572 |
Explosion prevention system for internal turret mooring system
A method and apparatus for ensuring against explosion of the gaseous atmosphere of a closed chamber, such as the QDCD room of an internal turret of an offshore production and offloading buoy...
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6210075 |
Spar system
An offshore hydrocarbon production system includes a spar (34, 52, 214) that floats at the sea surface, a subsea buoy (26, 154, 200, 210) lying under the spar and hanging from it, and one or more...
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6193574 |
Vessel comprising a swivel assembly
A vessel includes a swivel assembly wherein each swivel is individually connected to a support structure with the swivels not being interconnected in a weight-bearing manner, and piping extending...
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6162105 |
Two-part ship for use in oil transport in arctic waters
A two-part vessel for use in oil transport in waters where ice may occur, comprising a first part constituting a barge part having a bow portion and a stern portion and containing a number of...
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6109989 |
Submerged pipeline manifold for offloading mooring buoy and method of installation
In certain offshore locations, for example off the West Coast of Africa, FPSO facilities provide an offloading facility to receive and load produced crude oil onto shuttle tankers. In such...
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6059620 |
Arrangement for minimizing the explosion potential in moored turrets for hydrocarbon storage vessels
An improved arrangement for connection of a disconnectable spider buoy to an internal turret of a floating production storage and off loading vessel is disclosed. Risers from subsea wells are...
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5951345 |
Vessel comprising an inflatable sealing element
A vessel comprising a detachable buoy (3) which is connected to the vessel near keel level. the buoy or the vessel comprise on their contact surfaces an annular sealing element (6) comprising at...
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5941746 |
Vessel with a disconnectable riser supporting buoy
The invention relates to a vessel which is attached to the sea floor by at least one anchor line. A riser support buoy (9) is releasably connected to the vessel. The anchor line or anchor lines are...
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5927225 |
Assembly and method for coupling at least two marine vessels together and conducting fluids between them
An assembly and method for conducting high temperature fluids between two marine vessels is provided. The assembly comprises a coupling member for coupling the two vessels together thereby allowing...
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5893333 |
Loading/unloading terminal, especially for loading or unloading of petroleum products
A loading/unloading terminal, especially for use in loading or unloading of petroleum products comprises a barge (1) provided with a downwardly open receiving space (2) for reception and releasable...
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