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| Number | Title | Issue Date |
| 8070388 | Structure for transporting, commissioning and decommissioning the elements of a fixed oil platform and methods for implementing such a structure The invention relates to a structure for transporting, installing and dismantling a fixed oil platform provided with framework elements which are substantially formed by a bridge and at least one supporting pillar. The inventive structure comprises a floating U-shap... | 12/06/2011 |
| 7513713 | Structure for transporting, commissioning and decommissioning of a deck of a fixed oil platform and method for implementing the structure A structure for the transport, installation and dismantlement of a deck (2) of a fixed oil platform (1) for maritime use, the structure including a floating U-shaped hull (11) fitted with at least three lifting legs (12) adapted so as to ... | 04/07/2009 |
| 7325628 | Anchor for vehicle, vehicle and anchor in combination, and method of using the anchor A seabed anchor (20) is fixed to and deployable from an ROV (10) for positively anchoring the ROV (10) to the seabed (100). The seabed anchor (20) comprises three nested telescoping tubes (26, 28, & 30). The upper end... | 02/05/2008 |
| 7314084 | Subsea pumping module system and installation method The present invention contemplates a system comprising a pumping module coupled to an intermediate flow inlet (IFI) wherein said IFI is coupled to a base structure disposed on the flow line that routes production from one or more oil wells, allowing for the quick an... | 01/01/2008 |
| 7311469 | Floating lowering and lifting device A floating lowering and lifting device (1) includes a floating structure (2) and a lifting unit (3) lowerable from the floating structure (2) towards the sea bed, the lifting unit (3) having a chamber (5) with at least one g... | 12/25/2007 |
| 7299760 | Floating LNG import terminal and method for docking A floating terminal for offloading an LNG carrier vessel in the sea. The floating terminal of open frame construction is moored toward its front end with a rotatable mooring arrangement so that the terminal may weathervane in response to environmental forces. Marine... | 11/27/2007 |
| 7287935 | Tendon assembly for mooring offshore structure An offshore system for petroleum production has a buoyant platform. A tendon assembly secures to the platform and extends down to a counterweight located near the lower end. A piling is embedded in the sea floor. A socket at the counterweight telescopingly slides ov... | 10/30/2007 |
| 7281881 | Column-stabilized platform with water-entrapment plate An apparatus for use in offshore oil or gas production in which a plurality of vertical stabilizing columns are supported on a submerged horizontal water entrapment plate is provided to support minimum offshore oil and gas production facilities above a subsea wellhe... | 10/16/2007 |
| 7258510 | Systems and methods useful in stabilizing platforms and vessels having platforms and legs Disclosed is a system useful in stabilizing a vessel. The vessel includes, but is not limited to, a first leg, a second leg, a third leg, and a platform coupled to the first, second, and third legs. The system can include a first brace coupled to the first leg at a ... | 08/21/2007 |
| 7255517 | Ballasting offshore platform with buoy assistance A method for deploying a floating platform includes storing buoys on a hull of the platform. Tension devices are mounted to the hull, each being connected by a line to one of the buoys. The operator tows the hull to a ballast down site while the buoys are stored on ... | 08/14/2007 |
| 7234409 | Vessel for transporting wind turbines, methods of moving a wind turbine, and a wind turbine for an off-shore wind farm A wind turbine (1) has a base (5) divided into at least three ballast tanks (12). A vessel (7) has means for displacing the wind turbine between a loading space (25) and an unloading position (26). At its unloading position ... | 06/26/2007 |
| 7191528 | Column placement template A template system and column placement method which facilitates the placement of a column resulting in enhanced placement efficiencies for large scale column construction projects. In a preferred aspect of the present invention, a template for column placement can i... | 03/20/2007 |
| 7138038 | Expandable anode pod The present invention 10 discloses a collapsible pod for providing cathodic protection to a preferred structure 12. The present invention 10 has a top frame 20 and a bottom frame 22 with a plurality of folding leg segments 24 | 11/21/2006 |
| 7131388 | Lift boat An improved lift boat includes a hull, a plurality of legs (preferably three), a plurality of pads, one pad attached to each leg, and a jacking mechanism for moving each upward and downward. Recesses in the hull receive the pads when the lift boat is underway. Prefe... | 11/07/2006 |
| 7117810 | Platform structure The invention relates to a floating platform (1) for offshore drilling or production of hydrocarbons, comprising a topsides (2) and a substructure (3) having a lower pontoon (4) and columns (5) connecting the pontoon (4) to ... | 10/10/2006 |
| 7112010 | Apparatus, systems and methods for erecting an offshore wind turbine assembly An embodiment of an apparatus useful for up-righting a wind turbine pillar at an offshore installation location includes a barge having first and second towers and an open area therebetween and which extends downwardly to the offshore installation location. At least... | 09/26/2006 |
| 7101118 | Multi hull barge Disclosed is a vessel comprising at least two parallel hulls at a predetermined mutual distance. A deck structure is supported on the hulls. Fluid storage tanks are placed in the at least two hulls, at least partly below the deck structure. The deck structure carrie... | 09/05/2006 |
| 7086810 | Floating structure The present invention relates to a floating structure to receive maritime production or drilling installations that is provided with means to reduce movement caused by the action of environmental forces on it. These means confer a more stable behavior on the structu... | 08/08/2006 |
| 7086809 | Minimum floating offshore platform with water entrapment plate and method of installation An apparatus for use in offshore oil or gas production in which a plurality of vertical stabilizing columns are supported on a submerged horizontal water entrapment plate is provided to support minimum offshore oil and gas production facilities above a subsea wellhe... | 08/08/2006 |
| 7055251 | Column placement template A template system and column placement method which facilitates the placement of a column resulting in enhanced placement efficiencies for large scale column construction projects. In a preferred aspect of the present invention, a template for column placement can i... | 06/06/2006 |
| 7048060 | Subsea system for processing fluid A subsea system for processing a fluid emanating from one or more subsea wells, comprising a fluid processing circuit and a base module (3) provided with at least one receiver (40) for receiving an insert module (4-8) comprising an applia... | 05/23/2006 |
| 7048058 | Subsea system for separating multiphase fluid A subsea system for separating a multiphase fluid emanating from one or more subsea wells, comprising a foundation structure (1) secured to the seabed, a header piping module (2) adapted to be mounted to the foundation structure (1), a separator... | 05/23/2006 |
| 7037947 | Fischer-Tropsch synthesis process carried out on a floatable structure A process for the conversion of natural gas to higher hydrocarbons in a system comprising (1) a synthesis gas production unit and (2) a Fischer-Tropsch synthesis unit comprising at least one high shear mixing zone and a reactor vessel wherein the units are located a... | 05/02/2006 |
| 7033115 | Temporary floatation stabilization device and method A temporary stability module and method for marine structures during construction, transportation and installation is taught. The device and method permit the structure, including platforms, deck and equipment to be constructed in an upright position, towed to an oc... | 04/25/2006 |
| 7011473 | Method for underwater transportation and installation or removal of objects at sea Method for transport and installation of objects at sea, particularly relating to transport and installation of obs jects that are part of the infrastructure in oil and gas fields offshore, the object (4) is put in the sea at a suitable location near the shor... | 03/14/2006 |
| 7001108 | Mat supported offshore structure A bottom-supported jack-up rig has a hollow ring mat with a central opening for accommodating a lower portion of a hull nested therein when the rig is in transit. The ring mat has a predetermined surface footprint sufficient to provide stability to the rig when embe... | 02/21/2006 |
| 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 gas, and for flowing the gas to an onshore station (56), ... | 02/14/2006 |
| 6997132 | Semi-submersible offshore vessel and methods for positioning operation modules on said vessel A semi-submersible offshore vessel has a substantially ring-shaped lower pontoon, starboard and port forward columns extending upwards from the lower pontoon, and starboard and port aft columns extending upwards from the lower pontoon. An upper deck structure connec... | 02/14/2006 |
| 6981823 | Method and arrangement for installation and removal of objects at sea A method and a suitable arrangement for installation of a deck structure at an offshore location, where the deck structure is put on a vessel at a location inshore, then transported on the vessel to the offshore location and positioned relative to legs (13) o... | 01/03/2006 |
| 6979147 | Enhanced LNG tanker offloading in shallow waters 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 gas, and for flowing the gas to an onshore station (56), ... | 12/27/2005 |
| 6976443 | Crude oil transportation system A crude oil transportation system uses a dynamically positionable floating crude oil storage and offloading vessel and a dynamically positionable shuttle tanker. The dynamically positionable floating crude oil storage and offloading vessel is a self-contained unit i... | 12/20/2005 |
| 6968797 | Method for installing a self-floating deck structure onto a buoyant substructure This invention provides a method for installing a self-floating deck structure with at least one recessed cavity on the bottom of the self-floating deck structure onto a buoyant substructure. The self-floating deck structure is aligned over a submerged buoyant subst... | 11/29/2005 |
| 6955503 | Method for salvaging offshore jackets The method for re-deploying an offshore jacket using a plinth involves the steps of locating an offshore jacket; constructing a plinth with a plinth legs, a skirt pile sleeve, a mud mat, a space frame, guide cones, and a trestle per plinth leg; placing the plinth at... | 10/18/2005 |
| 6955134 | Vessel, provided with a gang plank for coupling to an offshore pole structure A vessel provided with a telescopingly extendable gang plank mounted thereon for movement about a vertical axis. A coupling device provided at the free end of the gang plank is adapted to enclose a vertically directed engagement rod on an offshore pole body and thus... | 10/18/2005 |
| 6945736 | Offshore platform for drilling after or production of hydrocarbons Platform for drilling after or production of hydrocarbons at sea, consisting of a semi-submersible platform body which supports drilling and/or production equipment on its upper surface. The platform body is designed as a vertical mainly flat bottomed cylinder which... | 09/20/2005 |
| 6945737 | Single column extendable draft offshore platform An extendable draft offshore oil and gas drilling and production platform (“EDP”) includes a buoyant deck having a central opening, an adjustably buoyant pontoon, and a single, adjustably buoyant column. The column is mounted upright on the pontoon, and is verti... | 09/20/2005 |
| 6942427 | Column-stabilized floating structure with telescopic keel tank for offshore applications and method of installation A floating offshore fluid storage caisson platform has a large diameter vertically oriented buoyant column or caisson, or multiple caissons, defining a storage chamber, and a telescopic keel tank disposed at the bottom end thereof, and may have deck on top of the ca... | 09/13/2005 |
| 6935810 | Semi-submersible multicolumn floating offshore platform A semi-submersible, multicolumn, deep draft, floating offshore oil and gas drilling and production platform comprises a floating hull having an adjustably buoyant base, a plurality of columns vertically upstanding from the base, and an equipment deck that is support... | 08/30/2005 |
| 6929071 | Motion compensation system and method A system for providing motion compensation of a platform attached to an ocean floor. The platform is operatively associated with a riser extending from a subterranean well. The system comprises a frame member positioned on the platform and a deck slidably attached t... | 08/16/2005 |
| 6923598 | Method and apparatus for the lifting of offshore installation jackets An offshore lifting construction is able to control buoyancy for the lifting of jackets for offshore platforms. The lifting construction is designed such that it can be ballasted for raising and lowering and such that it can take several positions. The lifting const... | 08/02/2005 |
