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8974148 Deployable optical fiber cartridge  
A spool has a cylinder, a first flange coupled to a first end of the cylinder and a second flange coupled to a second end of the cylinder. A compressible material surrounds the cylinder and an...
8616805 Optical fiber management system and method  
An optical fiber management system for a remotely operated vehicle (ROV) includes a spool containing a length of optical cable, a motor coupled to the spool, a motor controller, a speed sensor and...
8556538 Deployable optical fiber cartridge  
A spool has a cylinder, a first flange coupled to a first end of the cylinder and a second flange coupled to a second end of the cylinder. A compressible material surrounds the cylinder and an...
8282316 Method and assembly for installing oilfield equipment at the water bottom  
Subsea oilfield equipment (2), such as an oil and/or gas production template, is installed at the water bottom (16) by means of a submerged installation vessel (1) from which hoisting lines (3A,...
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...
7762743 Distributed temperature sensing in a remotely operated vehicle umbilical fiber optic cable  
Methods and apparatus for monitoring a remotely operated vehicle umbilical condition in real time allowing for improving of power delivery as well as early detection of threats to integrity of the...
7597811 Method and apparatus for subsurface oil recovery using a submersible unit  
Pollutants such as hydrocarbons which have settled on the bed of a body of water are removed to the surface using a submersible vehicle positioned above the bed of a diver supported on a platform...
7540255 Propulsion and steering mechanism for an underwater vehicle  
A propulsion system is provided for an underwater vehicle such as a Remote Operated Vehicle (ROV). Two propellers are independently driven by motors, while the orientation of the propellers is...
7363844 Remotely operated, underwater non-destructive ordnance recovery system and method  
A remote operated, underwater non-destructive ordnance recovery system, includes a powered remote controller, a floating remote controlled transceiver wired to a remote disposal unit having a...
7303360 Underwater inspecting and repairing system  
Disclosed is a system that performs inspection and repair of an underwater structure, specifically core internals in a pressure vessel. An underwater vehicle is provided with a drive wheel, a...
7210556 Method and apparatus for installing a sensor array  
An apparatus and method is provided for transporting, installing, retrieving, and replacing a sensor array of individual sensor pods at a geographically remote location, such as on the sea floor....
7131345 Device for inspecting plant parts located under water  
A device for inspecting submersed plant parts is particularly suited for ultrasonic inspection of screws in the core baffle of a nuclear reactor pressure vessel. The device includes a...
7121310 Underwater pile cutting apparatus and method of use  
An apparatus for cutting wooden piles underwater and a method of use are disclosed. The apparatus has a frame and brace configured for engaging a pile. A pressure medium activated cutting device...
6935262 Method for lowering an object to an underwater installation site using an ROV  
The method for lowering an object to an underwater installation site, wherein a submersible remotely operated vehicle (ROV) having at least one thruster for providing lateral thrust is...
6928709 Apparatus for remote installation of devices for reducing drag and vortex induced vibration  
Apparatus and methods for remotely installing vortex-induced vibration (VIV) reduction and drag reduction devices on elongated structures in flowing fluid environments. The apparatus is a tool for...
6926467 Method and device for replacing equipment on the seabed  
A device (20) for replacing equipment, i.e. modules on an installation (10) on the seabed. The device comprises a box-shaped buoyancy element which has storage spaces (25) for equipment together...
6857486 High power umbilicals for subterranean electric drilling machines and remotely operated vehicles  
The method of providing in excess of 60 kilowatts of electrical power to the electrical motor of a subterranean electric drilling machine through a substantially neutrally buoyant composite...
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...
6826452 Cable array robot for material handling  
A cable array robotic system and apparatus for applications such as cargo handling at sea and pallet handling in manufacturing, based on a multi-cable robotic control system is disclosed. The...
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...
6622799 Method for subsea pod retrieval  
A method for controlling subsea drilling operations including, in at least certain aspects, controlling the subsea drilling operations with a control system having three subsea pod containers of a...
6588985 Apparatus and method for deploying an object or a load on a seabed  
A method and an apparatus, for deploying an object or a load on the seabed, the object or the load being coupled to a hoist, such as a hoisting wire in order to enable the object or the load to be...
6566834 Modular suspended manipulator  
A cable-driven manipulator can precisely manipulate tools and loads using position, velocity and force control modes. The manipulator includes a plurality of cables (2 or more) that are...
6443660 Method and system for manipulating an object located underwater  
An apparatus for manipulating an object located proximate an underwater floor is disclosed, in a preferred embodiment comprising a foundation implantable in the underwater floor; a lifting frame...
6422315 Subsea drilling operations  
A method for retrieving a subsea pod from a lower marine riser package platform by connecting a buoyant pod retriever to the subsea pod and raising the subsea pod to the surface. In certain...
6260504 Multi-ROV delivery system and method  
A TMS, cage type or top hat type incorporates a deployment frame. The TMS may be operated by a winch from a surface vessel. The TMS delivers a main ROV and a smaller mini ROV. The main ROV is...
6178670 Underwater mining apparatus  
There is provided an improved apparatus for recovery of sea-bed material. Known apparatus suffer from problems such as low recovery rate and capital cost. The invention, therefore, provides a...
6102124 Flying lead workover interface system  
Flying lead hydraulic and electrical umbilical arrangements are disclosed for control of a subsea christmas tree for production and workover operations. Alternative arrangements for deep water ROV...
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...
5975803 System and method for connecting together two assemblies which can move one with respect to the other, especially in underwater installations  
System and method for joining together two assemblies which can move one with respect to the other, especially in underwater installations, comprising a remote-operated vehicle (17) comprising...
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...
5868182 Submersible logging device  
The underwater logging device of the present invention is selectively remotely maneuverable to engage submerged free standing timber with sawing and dogging apparatus for selectively sawing and...
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...
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...
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...
5593249 Diverless flowline connection system  
A diverless flowline connection system for connecting a flowline to a subsea wellhead or other subsea structure. The diverless flowline connection system is used with a remotely operated vehicle....
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....
5501549 Pulling and connecting tool for subsea conduits  
A tool for the remote-controlled pulling, aligning and connecting of a subsea conduit to a subsea installation. The tool includes a framework, a pulling wire with a pulling head which can be...
5443328 Connecting apparatus  
Apparatus (1) for connecting first (9) and second (33) parts of an under-water connector comprises a first carrier (2) adapted to receive the first connector part (9) and having an axial guide...
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...
5316412 Remote controlled underwater joint and crack sealing  
The inspection of underwater structures and the repair of leaking cracks or oints therein is effected by the use of a platform positionable at the work site and supporting an equipment cart...
5273376 Back-up connector release tool  
An emergency release tool for operation by a remotely operated vehicle (ROV) for forcefully releasing a riser from a subsea well assembly The tool includes hydraulic cylinders mounted on a frame...
5249891 Guideline system for underwater observation camera systems  
An apparatus for guiding camera systems and the like subsea from a platform has a running tool and a guideline holder. These components are detachably assembled and the first runs and retrieves...
5230588 Method and device for paying out or hauling in the supply line cable of an underwater device  
In a method and a device for paying out or hauling in a supply line cable of an underwater device from a ship or a suitable platform, the supply line cable is guided from a drum of a winch through...
5219245 Recovery system for a submerged instrument  
A recovery system for a submerged instrument that includes a buoyant member and an electrically promoted magnetic flux diversion device comprising a pair of pole pieces, a permanent magnet...
5203645 Underwater manipulator  
Self-contained, waterproof, water-submersible, remote-controlled apparatus is provided for manipulating a device, such as an ultrasonic transducer for measuring crack propagation on an underwater...
5203646 Cable crawling underwater inspection and cleaning robot  
An underwater robot is employed to clean and/or inspect the inner surfaces of high flow rate water inlet pipes for various facilities, such as power plants, water treatment plants, etc. The robot...
5201610 Grout bag deployment pallet  
An apparatus and method for placement and deployment of grout bags which, when deployed by filling with grout, act as supports for subsea pipelines or structures. The apparatus includes a pallet...
5188483 Subsea pipeline recovery clamp  
A clamp is disclosed which is capable of latching on to a buckle arrestor on a subsea pipeline which has been severed in the vicinity of the buckle arrestor. By severing the pipe in this location...
5143483 Hydraulic stab subassembly for remotely operated vehicle vertical interface tool  
An hydraulic stab sub for use in a remote location that can be inserted into a receptacle with the seals in a retracted position. The seals are expanded to a sealing portion using hydraulic...
Matches 1 - 50 out of 139 1 2 3 >