| Entries |
| Document | Title | Date |
|---|
| 20080219774 | Offshore 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 base for an offshore drilling platform in that the support reduces the lateral forces on the support caused by wave action. | 09-11-2008 |
| 20080226396 | Seamless steel tube for use as a steel catenary riser in the touch down zone - The present invention describes an upset SCR of novel low carbon chemical composition and microstructure as well as method of manufacturing the same, which achieves higher improvement in the fatigue life as it is integral with the riser pipe section at the Touch Down Zone. The low carbon upset SCR achieves its desired properties by the thermal treatment which it is subjected to. The novel low carbon chemical composition and microstructure comprises in weight per cent, carbon 0.04-0.10, manganese 0.40-0.70, silicon 0.15-0.35, chromium 0.40-0.70, molybdenum 0.40-0.70, nickel 0.10-0.40, nitrogen 0.008 max, aluminum 0.010-0.045, sulfur 0.005 max, phosphorus 0.020 max, titanium 0.003-0.020, niobium 0.020-0.035, vanadium no more than 0.10, copper 0.20 max, tin 0.020 max, and carbon equivalent 0.43 max and PCM no more than 0.23 and having a yield strength of at least of 65000 psi, the ultimate tensile strength of at least 77000 psi and YS/UTS ratio below 0.89 in material representing the pipe body, the transition zone and the upset end. | 09-18-2008 |
| 20080260467 | Maritime Port and Anti-Terrorist Data Gateway With Ingress and Egress Control - A marine port monitoring system including a plurality of inspection apparatus, either fixed, mobile, wired or wireless for intercepting data on and of vessels entering or leaving a port or canal. The system includes sensors placed in a shipping channel for examination of a hull of a passing vessel to detect externally mounted weapons, explosives or contraband and, the recording of the vessels acoustical signature for purpose of identification and mechanical validation and verification. The inspection apparatus includes devices for the removing of cargo containers from vessels, non-intrusive inspection of containers and isolating containers having suspect cargo. The apparatus includes explosive containment including a separable containment system for protecting the apparatus. The system includes a remote buoy reporting the arrival and departures of vessels at a predetermined distance from said apparatus for maritime domain awareness and protection of said apparatus. | 10-23-2008 |
| 20080292406 | ATTACHMENT - The present embodiments relate to various attachments for attaching together a first body and a second body of a marine structure, which marine structure is adapted to be located at least partially immersed in water, wherein at least a portion of each one of the first and second bodies is adapted to, during use, be in contact with the water. The attachment comprises at least a portion of the second body and comprises a wall, which delimits the second body. The attachment can further comprise at least a portion of the first body, wherein the first body is fixedly attached to, and extends from, the second body. The can attachment further comprise a sealing member, attached to the wall and the first body, which sealing member extends from the wall to the first body such that an enclosed volume is formed between the sealing member, the first body and the second body. | 11-27-2008 |
| 20080304914 | Artificial islands and method of forming - A structure and method for building offshore, artificial islands employs modular, preformed elongated box members which are built ashore and transported by marine vessel to deepwater, offshore sites. They are sunk into position to form artificial island perimeters of various configurations of choice. The water within the space formed by the perimeter walls is pumped out and filled with stone, dredge spoils, rip-rap, and other solid materials at high rates of speed and relatively low cost by specially modified vessels. A variety of offshore facilities, including nuclear power plants, LNG terminals, and deep water container stations, can be constructed on the islands. | 12-11-2008 |
| 20080317555 | Subsea System Provided With a Controllable Curvature Flexible Pipe - A curvature limiter for a hydrocarbon transferring subsea system comprising a flexible tubular member through which an intermediate portion of the flexible hydrocarbon pipe passes. The flexible tubular member comprises a plurality of successive substantially cylindrical sections which are hingedly mounted with respect to each other. At a predetermined maximum displacement thereof the tubular member defining a mean plane in such a way that the flexible tubular member forms a mean curvature having the predetermined curvature radius on said mean plane. | 12-25-2008 |
| 20090028647 | Installation Of Offshore Structures - A method and system for transporting an offshore structure such as a wind turbine generator includes a supporting frame in which the offshore structure is assembled on land in an upright configuration. The frame is used for lifting the structure onto a transport vessel, on which it is retained in the upright configuration. At its location of use, the offshore structure is transferred to a pre-prepared foundation. The foundation is provided with a frame which cooperates with the supporting frame. The supporting frame includes a plurality of legs having hydraulically controlled feet. The frame of the foundation includes an equal number of supporting formations on which the feet ultimately rest. The feet are moveable in response to the hydraulic control along a nominally vertical line of action and provide a damping arrangement for the mounting of the offshore structure. | 01-29-2009 |
| 20090097926 | Connector Assembly for an Off Shore Riser - The invention also relates to a connector assembly adapted to connect a riser member of a riser device to another riser member for connecting an oil well to an oil rig, comprising a male part and a female part together forming a seat, said male part comprising a male axial portion, said female part comprising a female axial portion opposite to said male axial radial portion, said sealing ring comprising a radially extending annular stem provided with a first and a second axial seal support portion, said axial annular portion interconnecting said first and second seal support surfaces being axially separated, wherein a first axially extending portion extends in a direction axially away from said first seal support surface and a second axially extending portion extends in a direction axially away from said second seal support surface. In accordance with the invention, said radially extending annular stem is provided with a first axial seal support portion adapted at atmospheric pressure to abut said male axial portion and furthermore a second axial seal support portion adapted during use to abut said female axial portion. | 04-16-2009 |
| 20090142139 | Harbor Structure and a Method of Building Such a Structure - The invention relates to a method of building a harbor structure suitable for communicating with a stretch of water. The invention is characterized in that the method consists in making, in a piece of ground, at least one curved continuous wall having a closed outline, in digging out the volume defined by the continuous wall, and in providing at least one opening in the continuous wall, said opening making it possible to cause said volume to communicate with the stretch of water. | 06-04-2009 |
| 20090148241 | REMOVAL OF PLATFORMS AT SEA - The present invention relates tot a method of removing an upper part of a platform which rests on a seabed and which extends above the waterline, the platform comprising legs which extend upwards from the seabed, the method comprising the subsequent steps of:
| 06-11-2009 |
| 20090196693 | Support Structure for Sea Wave Energy Farms - A structure for supporting wave energy conversion mechanisms driven by—floats ( | 08-06-2009 |
| 20090220306 | Offshore System - This invention relates to an offshore system, comprising a drilling vessel, e.g. a semi-submersible drilling vessel comprising a deck on which a drilling tower for performing drilling operations is mounted. The vessel is furthermore provided with a support for a tiltable J-lay tower for laying a pipeline, said support being arranged next to the drilling tower, and the offshore system further includes a J-lay tower which is or can be mounted on said support. | 09-03-2009 |
| 20090252558 | UNDERWATER DEVICE FOR ROV INSTALLABLE TOOLS - Methods and apparatus for installing underwater devices. The apparatus can include a body having at least one pair of support members extending therefrom. At least one actuator, adapted to move in a linear direction, can be disposed on each support member, and at least one connector can be disposed on each actuator. | 10-08-2009 |
| 20090252559 | UNDERWATER DEVICE FOR ROV INSTALLABLE TOOLS - Methods and apparatus for installing underwater devices on sub-sea structures. The apparatus can include a body having at least one pair of support members extending therefrom. At least one actuator, adapted to move in a linear direction, can be disposed on each support member. At least one connector can be disposed on each actuator. The connector can include at least one aperture disposed therethrough for receiving an attachment member. | 10-08-2009 |
| 20100003084 | 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 drilling platform is provided wherein various methods and means of interlocking neighboring platform modules are provided. Methods and means for sealing the intersections formed between a plurality of interlocked platform modules are also disclosed. According to further aspects of the invention, improved platform floor plans are provided, and various wellhead cellar layouts and sealing means are also described. Methods and means of enhancing the usefulness of modular storage platforms are disclosed, and a number of support post installation and removal techniques are also provided. Also taught are a variety of methods of adjusting the height and level of an assembled drilling platform, and methods and means of adding extension members useful for extending the length of a support post are also described. | 01-07-2010 |
| 20100074691 | System and Method for Modular, High Volume Deepwater Facility Production - Production systems and associated methods are disclosed. In some embodiments, the production system includes a production barge and a production facility disposed on the production barge. The production facility is operable to produce a plurality of modular components for use in construction of an offshore structure, wherein the modular components comprise at least one of a stiffened plate and a stiffened tubular. | 03-25-2010 |
| 20100086362 | Floating stucture for support of mixed use facilities - A method for providing a sustainable offshore community that includes a floatable, low cost platform structure which covers a large amount of real estate and is supported above the surface of the ocean from columns which pass through the structure such that the extremities of the structure are supported with stays that run from the top of the columns to the extremities of the platform. This type of staying structure permits the formation of the large floatable platform for supporting self sustaining communities by providing sizeable living and recreational areas, thus to permit an offshore community to exist at sea for a number of years. | 04-08-2010 |
| 20100260554 | HEAVE PLATE ON FLOATING OFFSHORE STRUCTURE - A floating offshore structure having a buoyant hull with an open truss frame having heave plates vertically spaced along the truss frame. One or more of the heave plates include a skirt plate that is attached around the outer perimeter of the heave plate and increases the effectiveness of the heave plate at trapping water mass between the heave plates for reducing heave motions of the floating offshore structure. A skirt plate is attached to one or more heave plates at essentially a right angle to the heave plate. The skirt plate may extend beyond the upper and lower surfaces of the heave plate or be positioned so as to be flush with the one surface of the heave plate and extend only beyond the opposite surface of the heave plate. | 10-14-2010 |
| 20110008109 | ARTIFICIAL SEA MOUNT - In an artificial sea-mount constructed by piling up a plurality of block bodies on the seabed to vertically mix water mass in a peripheral sea area using a tidal current, ocean current, and internal wave in that sea area, a cone array formed from three or more cones is constructed linearly on the seabed, and the vertex interval between the cones is set to 0.75 times to 2 times the bottom radius of the cone. It is possible to generate an upwelling current even in the deep sea area by inverted triangle-shaped gaps formed between the cones and the conic surfaces of the cones, and thus obtain effective upwelling flux. | 01-13-2011 |
| 20110052326 | SELF RELEASING CABLE SYSTEM - An embodiment of a self-releasing cable lift system may include a latch coupled to a winch and operable to lift an object, such as a gangway, into a secured position before self-releasing after the object is locked into place. Such a latch may be biased to an open position when setting free, but biased to a closed position when acted upon by an outside surface. Thus, the latch includes a first biasing surface that is operable to bias the latch to the closed position when the latch is moved into contact with a latch receptacle in a first direction. Further, the latch includes a second biasing surface that is operable the bias the latch to a closed position when it is moved into contact with a sleeve, in a second direction. In this manner, the latch may engage a gangway, when lowered, but then self-release when the gangway has been raised. | 03-03-2011 |
| 20110123274 | METHOD FOR ERECTING A WIND TURBINE ON AN OFFSHORE SITE AND A VESSEL FOR ERECTING A WIND TURBINE ON AN OFFSHORE SITE - The invention relates to a method for erecting a wind turbine on an offshore site, said method comprises the steps of positioning a first boom of a crane in a substantially horizontal position, arranging a substantially horizontal positioned elongated wind turbine component on said first boom, connecting a distal part of said elongated wind turbine component to a second boom of said crane, said distal part is the upper part of the wind turbine component when the wind turbine is erected, and said second boom is extending at an angle from the longitudinal extension of said first boom, elevating said first boom to a substantially vertical position, modifying the position in the horizontal plane of said elongated wind turbine component, in order to reach a desired erecting position for the component, and disconnecting said distal part of said elongated wind turbine component from said second boom of said crane. The invention also relates to a vessel for erecting a wind turbine on an offshore site. | 05-26-2011 |
| 20110135398 | SYSTEMS AND METHODS FOR ASSEMBLING AN OFFSHORE SUPPORT SYSTEM FOR USE WITH A WIND TURBINE - A method of assembling an offshore support system for use with a wind turbine. The method includes coupling a damper to a wind turbine tower. A counter-balance system is coupled to the damper for suspending at least a portion of the wind turbine above a water surface. The damper is positioned at least partially below a water surface to facilitate reducing movement of the wind turbine in at least one direction. The counter-balance system is positioned at least partially below the water surface to stabilize the wind turbine when subjected to wind and tidal forces. | 06-09-2011 |
| 20110158749 | Apparatus, System and Method for Recovery of Artifacts And Eradication of Invasive Species in Aquatic Environments - An apparatus, system and method for recovery of artifacts and eradication of invasive species in aquatic environments. The structure may comprise an elongate flexible bladder blanket divider having first and second ends. The structure may have an open bore vertical support operably coupled to the first and second ends. Each end extends into the open bore vertical support and rests on at least one apron bladder of an apron bladder bundle. The at least one apron bladder is contained in the open bore vertical support and at least one apron bladder is between the end of the vertical support and the bottom of the body of water. A method of using the apparatus, comprising providing an apparatus having variable volume first and second compartments separated by a flexible bladder blanket divider; and introducing agents through openings in the bladder to control the growth of or kill the invasive organisms. | 06-30-2011 |
| 20110170954 | SUBMARINE POWER STATION AND ASSEMBLY THEREOF - The present invention relates to an underwater power plant for obtaining energy from a water current, comprising
| 07-14-2011 |
| 20110293378 | System, Apparatus, and Methods of Remediation of Contamination - An apparatus, system and method for removing and treating contaminated materials on a bottom of a body of water and introducing growth packets to revitalize the treated bottom of the body of water. The structure may comprise a vessel with an open face. The vessel may be lowered down to the bottom of the body of water with the face facing down. As a result, the vessel and the bottom form an isolated space. The structure may comprise at least one agitating device(s) for stirring up the materials inside the vessel so as to form a mixture containing the sediment materials which in turn contain the contaminants. Multiple at least one pipe(s) may be coupled to the vessel for transporting the mixture out of the vessel for processing (filtering, treating with chemicals, etc.) so as to neutralize or eliminate the contaminants in the mixture. Then, the treated mixture can be returned to the inside of the vessel via the at least one pipe(s). | 12-01-2011 |
| 20120027523 | DEVICE AND METHOD FOR ASSEMBLING A STRUCTURE AT SEA - A device for assembling a large structure at sea, particularly a wind turbine. The device includes a support structure which can be arranged relative to a transport vessel, wherein a part of the support structure is movable from a transport position, in which the component is transported, to an assembly position in which the component is rotated and/or tilted relative to the transport position. The movable part is provided can be fixed in place. A method for assembling a large structure at sea making use of the device. | 02-02-2012 |
| 20120027524 | Marine Power Generator Deployment and Retrieval System - An offshore structure for deploying and retrieving underwater electrical power generators that converts energy derived from water currents into electrical energy. The offshore structural platform includes a pair of vertical guide rails to guide a propulsion device lowering said generator underwater onto a seabed propulsion device. The seabed propulsion device is engaged on an underwater seabed rail system and transports the generator onto one of many unique frames specifically designed to support underwater generators. Securing devices are utilized to ensure the generators remain anchored to each propulsion device and to the unique frame. Rail transferring elements are also utilized for a smooth and safe transition during the transport process. | 02-02-2012 |
| 20120195690 | SYSTEM AND METHOD FOR MULTI-SECTIONAL TRUSS SPAR HULL FOR OFFSHORE FLOATING STRUCTURE - The present disclosure provides an improved design for a multi-sectional truss spar hull platform having a truss and a spar hull. One or more sections can be transported to a designated location and off-loaded into water from an available transport vessel. The truss includes a skirt tank at the upper end of truss that can be coupled to the lower end of the hull. The skirt tank can provide buoyancy during float-off and mating operations to the hull. The skirt tank is designed to allow the portion above the water to be coupled to the hull in a first orientation, the truss with the skirt tank rotated with the hull in the water to a second orientation to expose the previously underwater portion, and then the previously underwater portion can be coupled together above the water. The integral skirt tank will be flooded after the spar hull is up-ended. | 08-02-2012 |
| 20120315096 | RIGLESS INTERVENTION - A method comprising providing a first vessel floating on a surface of a body of water; connecting a first line from the first vessel to a subsea structure; lifting the subsea structure within the body of water; connecting a second line from a second vessel to the subsea structure; disconnecting the first line from the subsea structure; and lifting subsea structure to the second vessel with the second line. | 12-13-2012 |
| 20130022405 | AMPHIBIAN ISLAND - An amphibian artificial island ( | 01-24-2013 |
| 20130045056 | Vessel and method for removal and/or installation of at least a part of a sea platform - A vessel for removal and/or installation of at least a part of a sea platform includes a support structure and a top side. The vessel includes a hull and two support arms located at a distance from each other and attached to the hull. In use, the support arms extend beyond the hull in a substantially horizontal direction. | 02-21-2013 |
| 20130051924 | OFFSHORE STRUCTURES AND ASSOCIATED APPARATUS AND METHODS - Described are structures, such as wind turbine structures for offshore sites, comprising transport elements configured for complementary mating with engagement elements of a clamp, which allow for transporting of the structures using that clamp. Generally, the transport element is provided at an attachment region of a tower, or the like, where the tower would attach to a support, such as a jacket. There is also described apparatus for allowing for transport of a wind turbine structure, comprising a clamp. In some cases, the apparatus is also configured so as to modify the effective centre of gravity of an associated structure, and/or the effective centre of inertia of an associated structure. | 02-28-2013 |
| 20130064607 | Underwater Device for ROV Installable Tools - Methods and apparatus for installing underwater devices on sub-sea structures. The apparatus can include a body having at least one pair of support members extending therefrom. At least one actuator, adapted to move in a linear direction, can be disposed on each support member. At least one connector can be disposed on each actuator. The connector can include at least one aperture disposed therethrough for receiving an attachment member. | 03-14-2013 |
| 20130101356 | Ocean rafts for mining hydrogen - These Ocean rafts for mining hydrogen consist of a variety of structurally connected modules that form seaworthy powered maneuverable floating ocean platforms for an on-board hydrogen mining and storage facility, as well as an oxygen, distillation, and mineral recovery operation. These operations shall be powered by synergistic clean energy systems consisting of: a photogalvanic solar array; wind turbines; perimeter wave action devices; and mechanisms that derive electrical energy from the variable tension on the anchor lines. There may also be a small on-board nuclear reactor to generate continuous additional electricity. Underwater propellers powered by fuelcells, capable of a full 360 degree rotation and located on the corners of the platform, will enable rotation and navigation of the entire assembly. Hydrogen, oxygen, distilled water, and ocean minerals shall be routinely unloaded near a storage facility, before returning to sea for a new cycle of mining; or routinely picked up by specialized ocean tankers. | 04-25-2013 |
| 20130279990 | PLATFORM WITH HOSE REEL - A platform ( | 10-24-2013 |
| 20130336724 | DEVICE AND METHOD FOR PERFORMING AN OPERATION ON AN AT LEAST PARTIALLY SUBMERGED STRUCTURE | 12-19-2013 |
| 20140017013 | METHODS FOR INSTALLING OR REMOVING AND REPLACING A SEGMENT OF A MOORING LINE - Disclosed are methods for replacing a used wire rope segment or for installing a new wire rope segment in a mooring line useful for mooring a floating vessel such as a floating storage and offloading (FSO) vessel. The methods utilize platforms adapted to be mounted onto anchor handling vessels (AHVs) for severing the used wire rope segment and connecting the new wire rope segment thereon. | 01-16-2014 |
| 20140072371 | PLATFORM DECK INSTALLATION AND REMOVAL METHOD AND APPARATUS - An apparatus for loading a topside onto a jacket is provided. The apparatus may include: a projecting structure extending beyond a deck of a marine vessel wherein the projecting structure configured to support the topside and the projecting structure is dimensioned sufficiently long enough to allow the marine vessel to approach a submerged jacket and position the topside above the submerged jacket without having the marine vessel contact the jacket; and a support configured to support the topside above the projecting structure. A method for one of installing and removing a topside from a jacket may be provided. The method may include: positioning sponsons attached to a marine vessel around a jacket; supporting at least part of the weight of the topside on the sponsons; and one of attaching and detaching the topside and jacket. | 03-13-2014 |
| 20140119836 | Apparatus and Method for Mat Installation - In one aspect, an apparatus for placement of a mat underwater is provided that includes a frame configured to be attached to a lifting mechanism and a connector mechanism disposed on the frame configured to couple to a first side of the mat and support the mat when coupled to and lifted by the first side. The apparatus also includes a release mechanism coupled to the connector mechanism and configured to release the mat from the connector mechanism upon receiving an input. | 05-01-2014 |
| 20140270972 | WATER PLATFORM INFRASTRUCTURE AND METHOD OF MAKING - A water habitat platform is created from converted trash and rubbish found within the oceans. A process separates the trash from water to identify the raw materials, which are then converted into building blocks. The blocks are used to create platforms or islands that sustain themselves using power generated from tidal forces. The islands are connected to each other and movable. | 09-18-2014 |
| 20140270973 | Apparatus, System and Method for Recovery of Artifacts And Eradication of Invasive Species in Aquatic Environments - An apparatus, system and method for recovery of artifacts and eradication of invasive species in aquatic environments. The structure may comprise an elongate flexible bladder blanket divider having first and second ends. The structure may have an open bore vertical support operably coupled to the first and second ends. Each end extends into the open bore vertical support and rests on at least one apron bladder of an apron bladder bundle. The at least one apron bladder is contained in the open bore vertical support and at least one apron bladder is between the end of the vertical support and the bottom of the body of water. A method of using the apparatus, comprising providing an apparatus having variable volume first and second compartments separated by a flexible bladder blanket divider; and introducing agents through openings in the bladder to control the growth of or kill the invasive organisms. | 09-18-2014 |
| 20140341656 | SELF-ALIGNING SUBSEA STRUCTURES - A subsea assembly comprises a first structure ( | 11-20-2014 |
| 20150010362 | MOORING STRUCTURE WITH HABITAT FEATURES FOR MARINE ANIMALS - A structure for underwater placement on a sea, lake or river bottom. The structure has tunnels to allow water and water currents, as well as marine organisms, to pass freely therethrough and infiltrate and colonize the openings. One or more hitch points are provided on the structure for attaching mooring lines to ships, boats, floating wind turbines or other floating objects, thereby allowing the structure to serve as a mooring to anchor such objects. The hitch points can be recessed within a depression in the surface of the structure and the hitch bar ends can also be recessed, providing an exterior surface free of protuberances. | 01-08-2015 |
| 20150056020 | STRUCTURES FOR OFFSHORE INSTALLATIONS - A structure for mounting offshore installations such as wind turbines or oil and gas platforms. The structure comprises a base, a top piece and a lattice structure connecting the base to the top piece. The sub-components of the structure can be pre-assembled prior to installation to facilitate ease of construction, or they may be transported to a pre-determined location and assembled on site. | 02-26-2015 |
| 20150078833 | METHOD FOR HANDLING A HYDRO SOUND ABSORBER, AND DEVICE FOR REDUCING UNDERWATER NOISE - A method for handling a hydro sound absorber in the region of an offshore construction site. The method includes, prior to beginning noise-emitting work, positioning a hydro sound absorber in the region of the offshore construction site. The method includes positioning a transport housing receiving the hydro sound absorber close to at least one of a seabed or a surface of the water. The method also includes spreading out the hydro sound absorber from a first functional position out of the transport housing at least one of vertically to the extent of the offshore construction site or horizontally to the geometry of the seabed. | 03-19-2015 |
| 20150132065 | Position Monitoring for Subsea Bellow Compensators - An arrangement for providing a variable volume size is described. The arrangement includes an outer bellow having an outer end wall closing the outer bellow at one end. The arrangement further includes an inner bellow having an inner end wall closing the inner bellow at one end, the inner bellow being arranged at least partly inside the outer bellow. The arrangement further includes a base at which another end of the outer bellow and another end of the inner bellow are attached. The arrangement further includes a position measuring apparatus for measuring at least one position indicative of a distance between the outer end wall and the inner end wall. | 05-14-2015 |
| 20150330048 | DECOMMISSIONING OFFSHORE OIL AND GAS WELLS - Method and structures perform decommissioning of offshore oil and gas platforms with associated wells. By installing on a platform ( | 11-19-2015 |
