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Patent Searching and Data


Matches 101 - 150 out of 4,883

Document Document Title
WO/2017/071710A1
The present invention relates in some embodiments to a bottom supported drilling unit having two drilling stations for independently drilling (or otherwise working on) two wells simultaneously from a cantilever.  
WO/2017/071709A3
A method for forming an offshore well comprises forming a well structure (1) which includes a lower well portion extending below a seabed and an upper well portion (2) extending upwardly between the seabed (18) and a terminating upper en...  
WO/2017/071711A2
An offshore platform for use in combination with an offshore rig comprises an upper deck defining an upper deck aperture which is alignable with a rig aperture of the offshore rig, when said offshore rig extends over the upper deck, to p...  
WO/2017/063422A1
A maritime human settlement system comprises a deck and a residential building built on the deck. A plurality of wave suppressors (100) is disposed around the residential building. The wave suppressors (100) are disposed on the deck, and...  
WO/2017/058098A1
A mobile docking apparatus (100) is disclosed, which comprises a platform (102) arranged to receive at least one floating/transportable object; and a plurality of supporting legs (104) movably coupled to the platform and configurable to ...  
WO/2017/051198A2
A jackup rig is described. The jackup rig comprises a hull, a plurality of legs mounted for vertical movement relative to the hull, and an assembly movable between a retracted position overlying the hull and an extended position cantilev...  
WO/2017/052501A1
A method is provided for removing an abandoned marine platform from a seabed. The platform extends below the seabed mud line. In order to remove the platform, a frame is provided having a perimeter that surrounds an open center. The fram...  
WO/2017/051198A3
A jackup rig is described. The jackup rig comprises a hull (10), a plurality of legs (12) mounted for vertical movement relative to the hull (10), and an assembly movable between a retracted position overlying the hull (10) and an extend...  
WO/2017/051041A1
The invention relates to a submersible pontoon comprising a floating platform (1) and a device for guiding a vertical movement of the floating platform (1). The device for guiding the downward movement of the floating platform (1) compri...  
WO/2017/045030A1
A tidal turbine support structure is disclosed. The structure is provided with two buoyancy conditions, one which permits floating of the structure and one which causes the structure to sink to a desired depth. This is achieved through t...  
WO/2017/048004A1
Disclosed are a spudcan of an offshore structure and an ocean floor penetrating method using said spudcan. According to the present invention, in the case of a jackup rig, in order to fix the jackup rig to the ocean floor, a spudcan is u...  
WO/2017/043877A1
Disclosed are a vessel for installing an offshore structure and a method for operating the same. The vessel for installing an offshore structure according to an embodiment of the present invention comprises: a working unit which has a ja...  
WO/2017/039527A1
A self-elevating platform comprises a deck structure, a plurality of legs, a plurality of footings, and a jacking system, wherein the plurality of legs pass through the deck structure and are supported by the plurality of footings; and w...  
WO/2017/035606A1
A jacket system (10) enables construction and installation of multiple jackets Ji utilising a small number of modularised jacket portions. A method is also disclosed for installing a jacket provided with suction piles using a jack up rig...  
WO/2017/032438A1
The invention relates to a travel system for cylindrical and/or conical surfaces, in particular for the outer surface or the inner surface of a pipe or mast (1), having: an assembly platform (4a, 4b); a plurality of connected undercarria...  
WO/2017/012950A1
The invention relates to an offshore structure having at least three supporting legs (1) and a respective suction foot (2), which is assigned to a lower end of each of the supporting legs (1), as seen in a longitudinal direction (L), and...  
WO/2017/011490A1
A tubular outer wall is provided for a gravity based structure and associated gravity based structures and systems. The tubular outer wall comprises a box structure comprising an inner plate, an outer plate, a first side plate, and a sec...  
WO/2016/207284A1
A fender (6) for a vessel (1) for positioning the vessel (1) against a stationary or floating object (2) comprises a resilient front wall (7) having a shock-absorber side (9) for contacting a stationary or floating object (2), a rear wal...  
WO/2016/206510A1
An automatic-lifting platform, comprising a platform (1) and a truss-type pile leg (2). Two sides of each of three chord members (3) of the truss-type pile leg (2) are symmetrically provided with racks (31) in the axial direction, a fast...  
WO/2016/205746A1
A structure of a floating, semi-submersible wind turbine platform is provided. The floating wind turbine platform includes three elongate stabilizing columns, each having a top end, a keel end, and an outer shell containing an inner shaf...  
WO/2016/200265A1
Method for moving a cantilever with respect to a deck of an offshore structure in longitudinal and rotational direction, around a predetermined virtual vertical axis, without providing a fixed vertical rotation shaft, comprising providin...  
WO/2016/198272A1
The invention refers to a monopile foundation for an offshore tower structure comprising a monopile (3) for receiving the tower structure and a subsea base (1), wherein the monopile (3) is partially embedded in the sea ground (7), wherei...  
WO/2016/193055A1
The invention provides an object (10), that during use is at least partly submerged in water, wherein the object (100) is selected from the group consisting of a vessel (1) and an infrastructural object (15), the object (10) further comp...  
WO/2016/187645A1
An LNG production plant and a method of constructing the LNG production plant (10) is disclosed. The LNG production plant (10) comprises at least one plant module (M) and a support structure S to support the at least one plant module (M)...  
WO/2016/188182A1
A shaft cover-type device for fully continuous elevation of a spud leg of an offshore turbine installer vessel. The device comprises a ring beam (1), a spud leg (4), a short shaft (5) and four shaft cover units (A, B, C, D). Each of the ...  
WO/2016/181101A1
A platform assembly comprising a marine energy harvester such as a tidal turbine (70) and a frame (1). The frame (1) has a chamber (40) for containing a buoyant fluid material and serving as a buoyancy device and is adapted to convert to...  
WO/2016/178576A2
Drilling installation comprising a cantilever with a drilling floor for performing drilling operations; further comprising an independent operations handling system arranged for handling equipment underneath the drilling floor independen...  
WO/2016/177976A1
A marine development comprises a column with a lower end which is widened so as to form a base that can be placed on an area of the sea bed, and, extending in a cantilevered manner from said column, a plurality of arms connected to said ...  
WO/2016/178576A3
Drilling installation (1) comprising a cantilever (17) with a drilling floor (8) for performing drilling operations; further comprising an independent operations handling system (12) arranged for handling equipment underneath the drillin...  
WO/2016/175657A1
A cantilever system for an offshore platform, such as a jack-up platform, has a cantilever structure for carrying a well drilling or well intervention facility at a distal end of the cantilever structure and a primary cantilever guide fo...  
WO/2016/174029A1
A scour protection for an underwater bottom alongside a quay wall is disclosed. The scour protection comprises a foundation/leveling layer of rocks with a size distribution conforming to 100 < Dn50 < 225 mm, and a plurality of prefabrica...  
WO/2016/170116A1
The invention relates to a floating marine turbine (100) which includes: a floating structure (10); an equipment room (2, 3) resting on said floating structure (10) above the water; a mast (30) immersed in the water; a propeller (50) whi...  
WO/2016/144307A1
A jackup mobile offshore drilling unit includes a hull and a plurality of jacking legs movable longitudinally with respect to the hull and having features thereon to support the hull above a body of water. A storage tank is disposed insi...  
WO/2016/144181A1
Jack-up leg comprising a lower end provided with a supporting device and provided with a leg jacking part arranged to cooperate with a hull jacking part, wherein the lower end of the leg further is provided with an equalizing pressure ta...  
WO/2016/144185A1
There is described apparatus for use in installing a substructure, and related methods. In embodiments of the invention, the apparatus comprises a positioning device attached to a leg of the substructure. The substructure comprises at le...  
WO/2016/144164A1
The invention relates to a method for positioning a drilling rig onto an offshore platform provided with a fixed first rig skid beam and a fixed second rig skid beam arranged horizontally and parallel to each other and defining a longitu...  
WO/2016/139474A1
A cofferdam (1) for securing to an elongate member (50). The cofferdam (1) comprising a first portion (2) having proximal and distal ends (202a, 202b). The distal end (202b) having a perimeter greater than a corresponding perimeter of th...  
WO/2016/132056A1
The invention relates to a method for transporting and installing an underwater structure on the seabed, said underwater structure being intended to support and anchor marine equipment and comprising an open structure formed by beams and...  
WO/2016/132059A1
The invention relates to a method for transporting and installing an underwater structure on the seabed, said underwater structure being intended to support and anchor marine equipment and comprising a gravity base (1) including a first ...  
WO/2016/133402A1
Module-based vertical access tool for work in the splash zone of an offshore installation, including a framework of framework modules, an attachment module arranged for attaching the module-based access tool to a structure of the offshor...  
WO/2016/122334A1
An offshore material handling system including an offshore crane carrying vessel(4), an installation structure (1) fixed to the seabed and projecting above the sea level is described. The installation structure(1) includes a material han...  
WO/2016/116824A1
A supporting system (1) for a floating unit (2) in shallow or very shallow water, unusually capable of exerting controlled stresses on the hull of the floating unit, comprising: - at least one portion of supporting structure (3) for a hu...  
WO/2016/109962A1
A construction method for fixing a foundation of an offshore platform to a seabed is disclosed. The platform is adapted to support wind turbines, bridges and marine buildings thereon. The platform includes at least one floater which has ...  
WO/2016/105192A1
The present invention relates to a support device (40) configured to be positioned on a lifting vessel (20) in order to support a topside (4) of an offshore platform (1 ), the support device comprising: a main cylindrical casing having a...  
WO/2016/102626A1
A displacement system (10) for a submersible electrical system such as a tidal turbine system (12), the displacement system (10) comprising a base (14) for the turbine (12) or related electrical components, a vessel (18) having a buoyant...  
WO/2016/102623A1
The present invention provides an adaptive hydroelectric turbine system (10) comprising a base (14) for a hydroelectric turbine (12) or other electrical component, the base (14) having four ground contacting feet (24), at least one of wh...  
WO/2016/089473A1
Techniques are provided for protecting a stationary vessel from encroaching ice. In an example, a system has a subsea mount disposed on a seafloor and a thruster disposed on the subsea mount under a water surface. The thruster is configu...  
WO/2016/086260A1
An offshore facility (10) established for recovery of petroleum fluids from a stranded oil field (11). The offshore facility (10) provides for temporary storage of oil extracted from subsea oil production wells (13) and then subsequent o...  
WO/2016/083636A1
The invention relates to the embodiment, by means of a pre-stressed concrete surface, on floating structures for supporting wind turbines, of the transition zone between the tower, of a lesser diameter, and the concrete float, of a great...  
WO/2016/085347A1
The publication relates to a shallow water seabed terminal (40) for storing and loading or unloading hydrocarbons, such as LNG, oil or gas, comprising a floatable, removable module (20), and a removable seabed substructure (10) intended ...  

Matches 101 - 150 out of 4,883