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| Number | Title | Issue Date |
| 8070389 | Modular topsides system and method having dual installation capabilities for offshore structures The present disclosure provides an improved method and system for loading a topsides onto an offshore structure by functional modules. A module support frame forms a supporting structure to which production modules can be assembled. The production modules are adapte... | 12/06/2011 |
| 7465126 | Supporting device comprising jointed arms There is disclosed a support means, especially for mounting or dismounting an offshore platform, comprising an articulated bracket which is movable horizontally swinging its two articulated arms. In the case of a rather rough sea a compensating movement in the horiz... | 12/16/2008 |
| 7410327 | Arctic platform The instant disclosure relates to a system and method of constructing drilling and production platforms that are particularly useful in remote, inaccessible and/or environmentally sensitive operating environments. According to one aspect of the invention, an arctic ... | 08/12/2008 |
| 7324406 | Sensor arrangement for seismic waves A sensor arrangement is provided for use in the seismic investigation of geological formations below the seabed. A plurality of sensor nodes (20) are provided and are positioned gfor deployment on the seabed to collect pressure waves and shear waves from the ... | 01/29/2008 |
| 7316192 | Method for mounting a heavy equipment on a ship's hull The invention concerns a method for mounting a heavy equipment on a floating ship's hull comprising the following steps: (A) securing the equipment to lifting units adapted to be supported on the sea floor, said lifting units being arranged on either side of the equ... | 01/08/2008 |
| 7314124 | Vibration damping apparatus A damping apparatus for damping vibrations in a vibrating system including a piston which is reciprocally movable in a hydraulic fluid filled damper chamber, piston movement in either direction of movement being resisted by fluid pressure in the damper chamber behin... | 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 |
| 7281902 | Methods of mounting a wind turbine, a wind turbine foundation and a wind turbine assembly The invention relates to a method of mounting a wind turbine at a mounting location, said method comprising the steps of providing a foundation (33A, 33B), said foundation comprising a foundation body and pre-fitted upper attachment means vibrating at ... | 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 |
| 7255180 | Modular drill system requiring limited field assembly and limited equipment support A modular transfigurable drilling rig comprises one or more transfigurable containers with drilling equipment to form an operational drilling rig. The transfigurable containers include a first and second load bearing support and a load bearing bottom disposed betwee... | 08/14/2007 |
| 7240736 | Drilling and producing deep water subsea wells Subsea wells are drilled and completed with an offshore floating platform in a manner that allows simultaneous work on more than one well. A first well is drilled and casing. Then a tubing hanger is run through a drilling riser and landed in the wellhead housing. Th... | 07/10/2007 |
| 7178297 | Structures incorporating interlocking wall modules Modular structures constructed from interlocking wall modules made of plate steel and assembled with C-channel connectors, including tongue and groove elements used to position adjoining modules adjacent to one another, for example during the construction of a cell ... | 02/20/2007 |
| 7140317 | Central pontoon semisubmersible floating platform A central pontoon semisubmersible floating platform for use in offshore applications has a hull configuration including vertical support columns, a central pontoon structure disposed inboard of the columns at a lower end thereof, and a deck structure supported at an... | 11/28/2006 |
| 7140319 | Pile anchor with external vanes An elongated hollow member (160), as shown in FIG. 1, with longitudinally disposed external vane(s) (275A–B) for securing an offshore structure to the seafloor. The external vanes help maintain the heading and bearing of the anchor during the ... | 11/28/2006 |
| 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 |
| 7134809 | Offshores structure support A pile based braced caisson structural support device includes a number of legs. These legs are configured in a teepee type configuration such that the footprint of the base is larger than the footprint of the opposing end. This structural support can be used as a b... | 11/14/2006 |
| 7097152 | Automatic support locking device for portable towers and tanks The current invention describes an automatically locking leg support system for portable water and fuel towers. The system automatically locks a wedge into a support leg to support a water tower, once the tower reaches the desired elevated position, and holds the su... | 08/29/2006 |
| 7087162 | Accessible well for brine tank A well (12) outside of a brine tank (10) is provided which provides better accessibility to the brine refill valve (112) or other components within the well. Also, apertures (42–48) of differing elevations above the bottom of the brine ... | 08/08/2006 |
| 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 |
| 7028442 | Deployable truss beam with orthogonally-hinged folding diagonals A deployable single truss with folding or removable chordal members and diagonals and orthogonal hinge joints for continuous and synchronous retraction and extension, in straight and curved configurations. One or more endframes may be used to close off or mount one ... | 04/18/2006 |
| 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 |
| 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 |
| 6968902 | Drilling and producing deep water subsea wells Subsea wells are drilled and completed with an offshore floating platform in a manner that allows simultaneous work on more than one well. A first well is drilled and cased. Then a tubing hanger is run through a drilling riser and landed in the wellhead housing. The... | 11/29/2005 |
| 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 |
| 6926468 | Portable flotation platform for shallow bodies of water A portable flotation platform is disclosed for use in supporting a load of equipment, hunting dogs, or personnel above the level of a body of water. The platform includes a deck constructed to be of an overall density less than that of water and sized so as to suppo... | 08/09/2005 |
| 6915618 | Tower monopole reinforcement Reinforcing apparatus for tower monopoles. The reinforcing apparatus comprises vertical threaded reinforcing bar rods, or rods with threaded ends, arranged around the pole and embedded in the pole foundation. The rods extend upward and are attached to the pole at sp... | 07/12/2005 |
| 6910831 | Method for installing a pile anchor A method for installing a pile anchor into the sea floor that enhances the holding capacity of the pile anchor. The pile anchor is installed at an inclined angle with respect to the sea floor, with the top of the anchor inclined in a direction opposite the lateral l... | 06/28/2005 |
| 6840713 | Device for positioning and lifting a marine structure, particularly a platform deck A device for positioning and lifting a marine structure, particularly a platform deck, with the use of a U-shaped lifting vessel (1). The device has at least two adjustable lifting frames (12,12), each able to incline towards the middle of the docking ... | 01/11/2005 |
| 6745852 | Platform for drilling oil and gas wells in arctic, inaccessible, or environmentally sensitive locations A system for drilling wells includes a plurality of platform modules, which are interconnected to one another on site to form a unitary platform structure. The interconnected platform modules are elevated above a surface on plurality of legs coupled to at least some... | 06/08/2004 |
| 6736571 | Removal of decks from offshore structures A method of removing a deck from an offshore structure is provided. An apparatus for carrying out the method is also described. ... | 05/18/2004 |
| 6640470 | Contaminated sediment remediation vessel A method is described for containing dispersed particulate or soluble matter during contaminated sediment remediation operations in the marine environment. The preferred method comprises the use of a specially designed marine vessel that establishes a neg... | 11/04/2003 |
| 6565286 | Method for fabricating and assembling a floating offshore structure A method for fabricating sections of a floating offshore spar type structure and mating the sections offshore. A buoyant hard tank is fabricated vertically. The hard tank is then transported in a vertical orientation to a site where it is mated to a truss... | 05/20/2003 |
| 6540441 | Transporter for installation or removal of an offshore platform and a method for removal of an offshore platform A transporter for removing an offshore platform has an oblong structure with a U-shaped cross section, rotatable by ballasting. The transporter is adapted to remove and carry both a jacket and a topsides simultaneously.... | 04/01/2003 |
| 6524032 | High capacity nonconcentric structural connectors and method of use A connector is provided for removably attaching a space frame to the hull of a floating offshore platform. The connector comprises a socket attached to the hull of the platform. The socket has an open bore therein. A stabbing member is attached to the spa... | 02/25/2003 |
| 6517290 | Loading arrangement for floating production storage and offloading vessel A loading arrangement includes a riser that extends from a subsea structure to a coupling element for coupling the riser to a vessel. The coupling element includes a buoy body which is connected to a retention member via a flexible connection part. The re... | 02/11/2003 |
| 6511261 | Method of removing or positioning a substructure of an offshore platform The method for removing or positioning a structure (103) which is erected on either an underwater bed or anchored to the underwater bed entails the use of a hoisting mechanism. When the structure (103) is being removed, it is detached from the underwater ... | 01/28/2003 |
