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| Number | Title | Issue Date |
| 7854569 | Underwater unmanned vehicle recovery system and method In various embodiments, an apparatus for use in the recovery of unmanned underwater vehicles includes a recovery vehicle configured to be coupled to a winch via a tether. The recovery vehicle includes one or more sensors for locating the unmanned underwater vehicle,... | 12/21/2010 |
| 7704016 | Subsea docking system for electronic modules in subsea installations A subsea docking unit 2 including an electronic module for being removably connected to a subsea docking station 1 comprises a canister B containing electronics to be connected to the docking station, and a selectively, engageable locking device for lo... | 04/27/2010 |
| 7264713 | Apparatus, system and method for 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 ma... | 09/04/2007 |
| 7239106 | System and method for facilitating fluid three-dimensional movement of an object via directional force A reeving system for filming movies, sporting events, or any other activity that requires fluid movement of a camera or other object to any position within a defined volume of space. To accomplish positioning embodiments move an object throughout three-dimensional s... | 07/03/2007 |
| 7185705 | System and method for recovering return fluid from subsea wellbores A subsea return fluid recovery system for recovering drilling fluid and cuttings (“return fluid”) from a subsea wellbore in one embodiment includes a hub at the opening of the subsea wellbore that directs fluid into a transport device. In one embodiment, the hub... | 03/06/2007 |
| 7174844 | Simulator and method for performing underwater submarine escape training The simulator of the present invention comprises a submersible structure to be used in a body of water, for instance a pool. This structure comprises a bell defining a main chamber. An escape tower is provided over the bell. This escape tower defines an escape chamb... | 02/13/2007 |
| 7174920 | Method for repairing pipes The invention concerns a method for repairing a pressurized fluid supply pipeline (1) comprising a series of buried prestressed concrete pipe segments (2, 3, 4) which consists in: providing excavations in the trench, beneath suitably set portions (6... | 02/13/2007 |
| 7112009 | Apparatus and method for horizontal subsea connection An apparatus for substantially horizontal connection of a conduit to a subsea structure: A frame connectable to and supportable by the subsea structure, the frame has a docking device operable to allow a horizontal connection device, including one of a remotely oper... | 09/26/2006 |
| 7086807 | Subsea connection apparatus Apparatus for connecting a conduit to a subsea structure includes a frame connectable to the subsea structure by a docking mechanism, a conduit handling mechanism on the frame to facilitate positioning of the conduit for attachment to the subsea structure and a seco... | 08/08/2006 |
| 7086472 | Device and method of collecting solids from a well Exemplary embodiments include a method and a device for temporary storage of solid particles such as drill cuttings from a hole section for surface casing in a wellbore. In certain embodiments, the device having at least one collecting device placed on the seabed ne... | 08/08/2006 |
| 7032530 | Submarine air bag launch assembly An air bag launch assembly is disclosed which allows for modular loading onto a submarine, the launch of weapons or vehicles external to the submarine pressure hull, while also achieving greater packing density. The air bag launch assembly includes a large, watertig... | 04/25/2006 |
| 6901876 | Methods and apparatus for hull attachment for submersible vehicles Methods and apparatus for hull attachment for submersible vehicles are disclosed. In one embodiment, a submersible apparatus includes a hull having an elongated channel, a sliding member moveably disposed in the channel, and a mounting assembly attached to the slidi... | 06/07/2005 |
| 6832874 | Modular seabed processing system To install a modular seabed processing system (1) on a seabed, a monopile foundation (3) is first lowered down and driven into the seabed. A docking unit (4) is lowered towards the installed foundation (3) so that a mating clamp system ( | 12/21/2004 |
| 6808021 | Subsea intervention system A system that is usable with subsea wells that extend beneath a sea floor includes a station that is located on the sea floor and an underwater vehicle. The underwater vehicle is housed in the station and is adapted to service at least one of the subsea wells. ... | 10/26/2004 |
| 6755192 | Apparatus for preventing or minimizing decompression illness in a scuba diver An apparatus for preventing or minimizing decompression illness in a scuba diver, consisting of a first safety bar, at least one first cable attached to the first safety bar, and an oxygen delivery system. The first cable supports the first safety bar at a predeterm... | 06/29/2004 |
| 6457907 | Method and device for carrying out work on an object which is present under water A method for carrying out work on an object which is present under water, in particular, a shipwreck, wherein persons make their way to the object under water and carry out the work in artificial light. A cover is provided over the object, which cover in ... | 10/01/2002 |
| 6435771 | Method for attaching subsea manifold to pipeline tee A method for attaching subsea manifolds to subsea pipelines which includes attaching a tee member into the pipeline on a vessel, running the portion of the pipeline through support structures which would not pass the manifold, and to an underwater locatio... | 08/20/2002 |
| 6352389 | METHOD OF CONSTRUCTION, DEPLOYING AND OPERATING SUBMERSIBLE AND REFLOATABLE UNDERWATER TUBULAR PLATFORM STRUCTURES AND THE LIKE, AS FOR UNDERWATER ILLUMINATION AND TARGET DETECTION, AND IMPROVED UNDERWATER PLATFORM STRUCTURES THEREFOR A novel automatically submersible and refloatable underwater tubular pipe platform geometric structure adapted for deployment in underwater target monitoring systems and the like, wherein the floating upon the surface of the water enables flooding of the ... | 03/05/2002 |
| 6227766 | Dive rescue search device and method A dive rescue search device has a stanchion with a locating mechanism for the device mounted thereon and a search area determining device based on a reel of rope cooperating therewith to properly direct the search.... | 05/08/2001 |
| 6068427 | System and method for replacement of components on sea bottom-based installations A system and methods for diverless replacement of a functional component installed on a service unit on a sea bottom-based installation is provided. The component is fitted releasably into the service unit as an insert with an externally extending maneuve... | 05/30/2000 |
| 6042302 | Dive rescue search device and method A dive rescue search device has a stanchion with a locating mechanism for the device, a marking device to assist the diver and a search area marker to properly direct the search.... | 03/28/2000 |
| 5938140 | Multi-purpose dive reel The instant invention is an improved multi-purpose dive reel which automates underwater line-handling. The improved multi-purpose dive reel includes an anti-fouling line control system that includes a flexible line wiper and line exit guide. The reel is m... | 08/17/1999 |
| 5869756 | Moored water profiling apparatus A water profiling apparatus having a streamlined body with a traction drive capable of repeatedly profiling along a moored or suspended cable or wire, for transporting sensing and sampling equipment through a body of water, such as an ocean, lake or river... | 02/09/1999 |
| 5823708 | Device which provides an underwater dry workshop environment for ship propeller inspection and repair There is disclosed a means and a method for inspecting and repairing a propeller on a propeller shaft on a ship. The ship is in the water. A truss is positioned on the propeller shaft. A habitat bag is positioned over the upper part of the propeller and i... | 10/20/1998 |
| 5820300 | CO2 sea bottom throw-away system A CO2 deep sea throw-away system includes a floating offshore base (2), receiving liquefied CO2 carried by a liquefied CO2 carrier (1). The base has a throwing pipe (3) and a throwing pipe outlet (4) to deliver the liquifi... | 10/13/1998 |
| 5795103 | Oil tanker and method for recovering oil from submerged oil tanker A system for recovering petroleum products such as oil from a sunken oil transportation vessel. The system includes first and second flexible conduits communicating with the oil-containing compartments. The conduits are released upon the vessel becoming s... | 08/18/1998 |
| 5775844 | Pipeline repair habitat Embodiments of a pipeline repair habitat are disclosed which may be used to facilitate the repair of vertical underwater pipelines or risers. Two hollow, half-cylindrical shells are provided which form a stable, rigid shell around the section of pipe to b... | 07/07/1998 |
| 5755532 | Articulating pressure conduit A method and apparatus for connecting vessels which have equal or different internal pressures, or which are surrounded by equal or different pressures to permit transport between the connected vessels. An articulating apparatus for connecting vessels whi... | 05/26/1998 |
| 5730553 | Carriage movable in water A carriage movable in waste including: a body having a float at its upper portion and a weight at its lower portion to suspend in the water, the body having an opening in its abdomen; a thrust fan provided on a back of the body, the fan being rotatable in... | 03/24/1998 |
| 5727907 | Method for the reparation of submerged pipelines A method for the reparation of a submerged pipeline for faults includes installing a habitat system proximate the reparation zone, clearing the pipeline in the fault zone, aligning a plurality of sets of half pipes with the reparation zone for installatio... | 03/17/1998 |
| 5642965 | Interface system for operation of remote control vehicle All points at which torque is usually applied to subsea equipment, particularly in the search for and production of oil, are centralized at a single panel upon which standard kinds of connecting terminals fitted with sockets are clearly marked and corresp... | 07/01/1997 |
| 5585707 | Tendon suspended platform robot A robot comprised of a platform, tendons and a control system. The platform contains proximal reels for the storage, retraction and extension of the tendons, with each tendon having a reel. The distal ends of the tendons are anchored at separate locations... | 12/17/1996 |
| 5567076 | Welding chamber A method of positioning a pipeline across a water-course. A first coffer dam is formed to isolate a first area of the water-course and a first part of the pipeline is then positioned in the first area. A chamber is put at the distal end of the first part ... | 10/22/1996 |
| 5516235 | Method and apparatus of raising objects from the sea bed A flexible envelope, of fabric, plastic sheet or similar material, is made buoyant by being filled with water of lower salinity than the surrounding medium, and used to lift loads underwater. The lift can be generated in situ by pumping water into the env... | 05/14/1996 |
| 5507596 | Underwater work platform support system A support system for supporting an underwater work platform includes a work platform submerged in a body of water and a support structure supported by the body of water above the work platform. The work platform is supported by a plurality of cables conne... | 04/16/1996 |
| 5458439 | Pipe attachment and receiving assembly A pipe attachment and receiving apparatus for severing and handling a subsea pipe. The apparatus including a chassis adapted to mount onto a subsea pipe and clamps for clamping the chassis to the subsea pipe. An interface assembly is connected to the chas... | 10/17/1995 |
| 5456501 | Pipeline connection apparatus A pipeline connector apparatus comprising piston actuated means for gripping and sealing a pipe comprising a cylinder having an inner surface, the cylinder having a first groove for receiving a spring biased ring, a piston movable in the cylinder and actu... | 10/10/1995 |
| 5400735 | Modular caisson for underwater tasks A modular caisson for use in performing underwater tasks in a dry environment includes a plurality of interconnected modules. The end of at least one of the modules is equipped with an end cover through which piping or other equipment can be passed into t... | 03/28/1995 |
| 5324140 | Flexible submersible compartment A flexible, submersible compartment for underwater work in dry conditions which is particularly suited for work on petroleum drilling structures. The flexible, submersible compartment includes a flexible bell of reinforced elastomeric material having an o... | 06/28/1994 |
| 5318384 | Device for depositing and recovering a heavy load on the ocean floor A device for depositing and recovering a heavy load on the ocean floor including a first part which can be attached mechanically to a handling and recovery cable and a second part which can be attached mechanically to the load to be deposited. The second ... | 06/07/1994 |
