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| Number | Title | Issue Date |
| 8157481 | Method for templateless foundation installation A method of installing a foundation system for securing the tendons of a TLP to the ocean floor. The foundation system is installed in templateless operations in which a pile is secured to the ocean floor and a tendon receptacle is secured to the pile such that the ... | 04/17/2012 |
| 8033756 | Deep water pile driver A pile driver is provided for use in deep water with a remotely operated vehicle (ROV) and a working ship for setting piles, pin piles and well conductors in subsea soil and for soil sampling in deep water and can be used for shallow water and land-based application... | 10/11/2011 |
| 8016521 | Method for deploying a deepwater mooring spread A method for deploying a deepwater mooring spread from a floating vessel with a bow, stern, hull, deck, and aft crane secured to a port side or a starboard side of the hull having a hold, and a fore crane secured to the port side or starboard side of the hull. To lo... | 09/13/2011 |
| 7585133 | Method and apparatus for driving a pile into underwater substrates Apparatus (10) for driving a pile into an underwater substrate, comprises a pile guide (11) having a base frame (12) with a guide member (14) mounted thereon, the guide member configured to guide a pile as it is driven into a substrate wh... | 09/08/2009 |
| 7527455 | Anchor installation system A system and method for installing a pile anchor (75) using an anchor installation system (100). The anchor installation system comprising an elongated hollow anchor element (75) that is releasably attached to an installation element or installe... | 05/05/2009 |
| 7476056 | Sound attenuating sleeve for use on a piling Disclosed are a sound attenuation sleeve for use on a piling during underwater construction and a method of using such a sleeve for attenuating underwater transmission of sound and/or shock waves during underwater pile driving operations. ... | 01/13/2009 |
| 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 |
| 7367780 | System and method for driving a monopile for supporting an offshore wind turbine A method for installing an offshore wind turbine system includes driving a cylindrical annular monopile or a substructure into the soil. The monopile includes a flanged portion configured to support a wind turbine tower or a superstructure. The flanged portion exten... | 05/06/2008 |
| 7320371 | Method and device for producing pretensioned anchorings A method and device for boring, particularly percussion boring or rotary percussion boring, a hole in soil or rock material and for forming an anchoring. A borehole is formed by inserting a drill bit, and a casing tube is placed inside the borehole during the boring... | 01/22/2008 |
| 7303354 | Temporary manhole cover A temporary cover for manholes to provide a platform for maintenance workers when operating valves of underground utility systems. The cover comprising a circular outer rim dimensioned to fit into a manhole opening, a pair of parallel and spaced apart rods extending... | 12/04/2007 |
| 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 |
| 7275605 | Rotatable drill shoe A rotatable drilling shoe attachable to a section of casing that allows for drilling and casing of a well bore in a single trip. The drilling shoe includes a fixed section and a rotatable section that has a drillable bit attached thereto. The drilling shoe further i... | 10/02/2007 |
| 7195085 | Drill bit An expandable drill bit comprises a body for mounting on a support string and two roller cutters mounted on the body. The cutters are movable between a smaller diameter first configuration and a larger diameter second configuration. In one embodiment the bit is adap... | 03/27/2007 |
| 7178626 | Method of seismic evaluation of subterranean strata A method of conducting seismic evaluation of a subterranean formation wherein a rigid, elongate member having a first end and a second end is positioned such that the first end of the elongate member is at a point on the earth's surface, imparting an impulsive force... | 02/20/2007 |
| 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 |
| 7114576 | Method and arrangement of controlling of percussive drilling based on the stress level determined from the measured feed rate The rock drill apparatus (1) comprises a rock drill machine (6) provided with a percussion device (4), a feed device (9) and a tool (7), the tool (7) end comprising a bit (8) for breaking rock. The tool (7) is ... | 10/03/2006 |
| 7090434 | Caisson removal process A method of removing a pipe, such as a caisson, from a body of water, after the platform has been removed which includes the steps of a high pressure head having a lifting padeye is secured to the upper end of the caisson; the caisson is then flooded with water; pre... | 08/15/2006 |
| 7044241 | Method for drilling with casing A method for drilling boreholes using casing (16) as the drill string and for advancing a casing string toward the bottom of the borehole is described. In the method, the drilling assembly (26) is used as a guide over which the drill string (16)... | 05/16/2006 |
| 6994493 | Pile driving system and pile for engagement with said system A system for controlling pile orientation comprises a pile (14) and a pile guide (20) for supporting the pile as it is driven into a substrate, the pile guide comprising a base frame (10) and a pile guide member (22) mounted on the base f... | 02/07/2006 |
| 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 |
| 6923600 | Method of repairing and reinforcing piers using stones A method of repairing and reinforcing a pier using stones. The method includes installing a watertight caisson around a pier and removing water from the gap between the caisson and pier prior to repairing the pier. The method can also include removing impurities fro... | 08/02/2005 |
| 6749371 | Pile guide A pile guide, for supporting a pile as it is driven into a substrate, has a base frame and a pile guide member mounted on the base frame. The base frame comprises one or more substrate-engaging supports, moveable between an inoperative position and an operative posi... | 06/15/2004 |
| 6692194 | Method for installing a conductor casing through a suction substructure A suction substructure (2) is for the setting of one or more conductor casing strings (14) in connection with drilling of at least one underwater well, preferably a petroleum well. Use of the suction substructure (2) renders possible the installation of c... | 02/17/2004 |
| 6641332 | Foundation support and process for structures An elongated pilot member is forced into the ground and an auger with a hollow stem is positioned around the pilot member and rotated to move the auger into the ground. A second elongated member is coupled to the pilot member and an upward force is applie... | 11/04/2003 |
| 6582158 | Device and method for transferring vibrating movement to rigid pipe with pipe clamp for vibrator rammer block A Device for transferring a vibrating movement to a rigid pipe for letting it penetrate into or removing it from a bed in upright or inclined position, comprises a clamping member for clampingly holding the upper end of the pipe for transfer of the vibrat... | 06/24/2003 |
| 6575240 | System and method for driving pipe An apparatus and method for forming a wellbore casing. A mandrel is used to position a tubular member within a wellbore. The mandrel is then driven into the bottom of the wellbore. The tubular member is then radially expanded by the mandrel.... | 06/10/2003 |
| 6536993 | Pile and method for installing same An apparatus for providing a mooring anchorage, and a method of drilling and installing a pile in ground comprising the steps of: providing a pile, providing a drill bit at an end of the pile rotatable relative to the pile, engaging the ground with the drill bit, a... | 03/25/2003 |
| 6520720 | Artificial island, artificial island support and method for building an artificial island The proposed artificial island is made in the style of a landscape of mountain volcanic islands covered with natural growth, for arranging in it the oil/gas producing and refining equipment, with simultaneously restoring the sea biologic resources, is int... | 02/18/2003 |
| 6368021 | Pile and method for installing same A method of drilling and installing a pile in ground comprising the steps of providing a pile, providing a drill bit at an end of the pile rotatable relative to the pile; engaging the ground with the drill bit, and rotating the drill bit relative to the ground and ... | 04/09/2002 |
| 6364577 | Pile driving transition piece A pile driving transition piece. The transition piece avoids the shock loading in the stabbing points of pile driving transition pieces that otherwise would be induced when the pile driving hammer strikes the transition piece. Avoiding the shock loading p... | 04/02/2002 |
| 6354767 | Pile guide for supporting a pile as it is driven into a substrate and the method of using the same A pile guide (1) has an open-ended tubular guide member (3), supported on base frame (2), which is adapted slidingly to receive a pile (7) to be driven into the seabed (9) by a hammer (6). The tubular guide member (3) comprises two parts (4) which are hel... | 03/12/2002 |
| 6224294 | Tubular piling driving apparatus and piling installation method A tubular piling driving apparatus and a method of securing a tubular piling into the bottom of a body of water using the apparatus. The apparatus is pressurized fluid-actuated, preferably pneumatic, and is positionable substantially within an upper end o... | 05/01/2001 |
| 6203248 | Sliding-resistant bottom-founded offshore structures A bottom-founded offshore structure in relatively shallow waters is protected against sliding. It uses at least one pile and a suction pump inside the pile. The pile has a length-to-diameter ratio such as to achieve sufficient pile imbedment with the sele... | 03/20/2001 |
| 6132145 | Pumpskid for suction anchors A pumpskid comprises a frame adapted for connection to a remotely operated vehicle for positioning thereby. A male connector mounted on the frame is adapted for engagement with the suction port on a suction anchor. Clamping apparatus is provided for secur... | 10/17/2000 |
| 6129487 | Underwater pile driving tool A tool is provided for use in submerged condition for installing anchor or foundation elements such as piles in a ground formation that is submerged under a body of water. A hammer body is fixedly supported in axial alignment with the head of a pile that ... | 10/10/2000 |
| 5951207 | Installation of a foundation pile in a subsurface soil A method is provided for installing a tubular member in a porous solid medium beneath the surface of a liquid body. The method is initiated by placing the member in a substantially upright position within the liquid body with an open end of the member pos... | 09/14/1999 |
| 5927904 | Pumpskid for suction anchors A pumpskid comprises a frame adapted for connection to a remotely operated vehicle for positioning thereby. A male connector mounted on the frame is adapted for engagement with the suction port on a suction anchor. Clamping apparatus is provided for secur... | 07/27/1999 |
| 5918860 | Uplift assembly An uplift assembly has a first uplifter, a second uplifter, a rod enclosed by the first uplifter and the second uplifter, a first positioning plate connected to the first uplifter, a second positioning plate connected to the second uplifter, a first clamp... | 07/06/1999 |
| 5915883 | Submersible drive unit for use with underwater pile drivers and work units Submersible driving units with hydraulic pumps driven by underwater electric motors and linked to a hydraulic medium reservoir which may be connected to the driving mechanism of underwater ramming machinery and tools require a frame upon which the above-m... | 06/29/1999 |
| 5788418 | Detachable connector for the transmission of drive energy to submersible pile drivers, cut-off equipment or similar work units In order to transmit drive power to piling and cut-off devices (21) or the like usable under water from above the surface of the water to the underwater working device (21), long, heavy and expensive umbilical lines (27,20) with incorporated electric powe... | 08/04/1998 |
