| Patent Number |
Title Of Patent |
Date Issued |
| RE36808 |
Portable life support system |
August 8, 2000 |
| The invention in its preferred embodiment is a portable life support system providing the wearer of a garment with temperature regulation and a breathable atmosphere using cryogenic technology. Wherein a liquid cryogen is vaporized by heat exchange with the wearers body and the vaporized |
| 7406905 |
System for driving a wire loop cutting element |
August 5, 2008 |
| This invention is directed toward a system for driving a wire loop cutting element. More particularly, the disclosed invention employs a frame and pulleys to drive a wire loop cutting element. |
| 7380835 |
Single bore high flow junction plate |
June 3, 2008 |
| Described herein a single bore, high flow junction plate and flow line assembly adapted for use subsea. This junction plate may be adapted for use with a torque tool manipulated by a remotely operated vehicle ("ROV"). |
| 7373935 |
Carbide wire blade |
May 20, 2008 |
| This invention relates to a carbide wire blade that is suitable for use in sawing through subsea structures. The carbide wire blade employs a tungsten carbide cutter, a vibration dampening member, and the first cylindrical spacer, slideably mounted on a solid cylindrical body. |
| 7311035 |
Subsea hydraulic junction plate actuator with R.O.V. mechanical override |
December 25, 2007 |
| The invention relates to the field of offshore subsea oil and gas drilling and production operations. Specifically the invention relates to a hydraulically and/or mechanically driven junction plate actuator suitable for use in connecting and/or disconnecting a dynamic junction box half t |
| 7296486 |
Hydraulic motor drive sensor adapter |
November 20, 2007 |
| Angular movement detectors may be disposed within or proximate to joints in one or more members of articulated arms and linked via one or more communications networks to a controller to provide angular movement data to the controller for use in controlling movement of the articulated arm |
| 7258597 |
Subsea abrasive jet cutting system and method of use |
August 21, 2007 |
| An apparatus for cutting a material underwater is disclosed where the apparatus uses a mixture of abrasive material in a non-aspirated suspension mixed with a high pressure fluid, e.g. seawater. It is emphasized that. this abstract is provided to comply with the rules requiring an ab |
| 7243729 |
Subsea junction plate assembly running tool and method of installation |
July 17, 2007 |
| The invention relates to a running tool for subsea junction plate assembly installation. The invention further relates to a method for installing a junction plate assembly using the running tool of the present invention. |
| 7243594 |
Rotary actuator |
July 17, 2007 |
| The present invention relates to the field of rotary actuators. Specifically, the present invention relates to rotary actuators comprising a rotatable top piston assembly and a stationary bottom piston assembly wherein rotation of the top piston assembly can be caused by pressurizing |
| 7239781 |
Composite fiber radial compression members in an umbilical |
July 3, 2007 |
| The present inventions relate generally to umbilicals comprising at least one inner tube and at least one composite fiber element to provide greater resistance to radial compressive forces. Such umbilicals may be used in subsea hydrocarbon production applications. |
| 7231837 |
Angular movement detector and networks of angular movement detectors for controlling movement of |
June 19, 2007 |
| Angular movement detectors may be disposed within or proximate to joints in one or more members of articulated arms and linked via one or more communications networks to a controller to provide angular movement data to the controller for use in controlling movement of the articulated arm |
| 7222674 |
Modular, distributed, ROV retrievable subsea control system, associated deepwater subsea blowout |
May 29, 2007 |
| A distributed function control module adapted for use in a modular blowout preventer (BOP) stack for use subsea comprises a housing, adapted to be manipulated by a remotely operated vehicle (ROV) with a stab portion adapted to be received into a BOP stack control module receiver. Control |
| 7216872 |
Seal for use with pipe and flange assemblies |
May 15, 2007 |
| The invention relates to a seal for use with a pipe and flange assembly. The seal is intended to prevent leakage during axial movement of the pipe relative to a flange. The invention comprises a central cylindrical elastomeric member located between two circular elastomeric end rings. |
| 7216715 |
Modular, distributed, ROV retrievable subsea control system, associated deepwater subsea blowout |
May 15, 2007 |
| A distributed function control module adapted for use in a modular blowout preventer (BOP) stack for use subsea comprises a housing, adapted to be manipulated by a remotely operated vehicle (ROV) with a stab portion adapted to be received into a BOP stack control module receiver. Control |
| 7216714 |
Modular, distributed, ROV retrievable subsea control system, associated deepwater subsea blowout |
May 15, 2007 |
| A distributed function control module adapted for use in a modular blowout preventer (BOP) stack for use subsea comprises a housing, adapted to be manipulated by a remotely operated vehicle (ROV) with a stab portion adapted to be received into a BOP stack control module receiver. Control |
| 7134268 |
Shackle and method for releasing or installing a shackle subsea with an ROV |
November 14, 2006 |
| The present inventions relate generally to a shackle assembly and a method for installing and/or releasing the shackle assembly subsea. The shackle assembly of the present invention comprises first and second plates mounted on either side of a shackle body eyelet and a shackle pin mo |
| 7094157 |
Amusement ride vehicle with pneumatically actuated cabin and motion base |
August 22, 2006 |
| A pneumatic motion platform is disclosed, adapted to allow an open center to handle shear stress without the need for a central support. In an embodiment, the platform comprises a deck; a base; a plurality of inflatable actuators, each actuator attached to the deck at a predetermined |
| 7090019 |
Casing cutter |
August 15, 2006 |
| A subsea well casing cutting tool for use as part of a well abandonment procedure, the casing cutting tool deployable from a vessel located at a water surface, where in certain embodiments the casing cutting tool comprises a casing gripper; a rotary cutter drive assembly; a rotary cu |
| 7003838 |
Hydraulic pig advance system comprising a control volume chamber containing hydraulic fluid and |
February 28, 2006 |
| This invention relates to a hydraulic pig advance system comprising a control volume chamber containing hydraulic fluid and a force transmitting member. The system further comprises two directional control valves which can be selectively repositioned to cause hydraulic fluid to cycle |
| 7000903 |
Wireline subsea metering head and method of use |
February 21, 2006 |
| A system and method to measure positioning with respect to deploying a subsea load, the system comprising a subsea metering head having a position sensor; a controllable winch operatively connected to the winch flexible cable; and a controller operatively in communication with the co |
| 6925815 |
Robot compatible crystal worksite suite |
August 9, 2005 |
| The present invention is directed to a robot compatible crystal worksite suite comprising a unique dewar, a plurality of magazines, a plurality of cryo-pins (that mount crystals to be transferred from the dewar for crystallography study) adapted to be placed into the magazines and a |
| 6871840 |
System and method for motion compensation utilizing an underwater sensor |
March 29, 2005 |
| A system and method of use for determining a desired physical parameter relating to a load deployed by a movable vessel, in a predetermined plane, using a sensor disposed proximate the load underwater where the sensor produces a transmittable signal indicative of the desired physical |
| 6690763 |
Device for micro-manipulation of small samples |
February 10, 2004 |
| The present invention is directed to a x-y-axis device and a x-y-z-axis device for micro-manipulating or positioning a crystal for x-ray diffraction. More specifically, the devices which may be placed on the head on a goniometer have small footprints (small in size). The sample may b |
| 6591913 |
System and method for lessening impact on Christmas trees during downhole operations involving C |
July 15, 2003 |
| A system and method for lessening impact on Christmas trees during downhole operations involving Christmas trees, by way of example and not limitation such as cementing processes. The system comprises an outer housing defining a chamber, a lubricator assembly disposed in the outer housin |
| 6454492 |
Subsea pig launching and receiving system and method of use and installation |
September 24, 2002 |
| A pig launching system and a pig receiving system for use in cleaning a subsea flowline. This invention further relates to a method of propelling a pig through a flowline using a pressurized accumulator, a method of assembling a subsea pig receiver in a flowline using a remotely operated |
| 6443660 |
Method and system for manipulating an object located underwater |
September 3, 2002 |
| 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 extending between the foundation; and a multiplicity of slings mounted adjacent to each other |
| 6428241 |
Subsea pig launcher |
August 6, 2002 |
| A subsea pig launcher, that can launch either 1 or more pipeline pigs simultaneously. The pig launcher can be assembled on a subseas production pipeline with the aid of an ROV. In the preferred embodiment, the pigs are connected to each other and spaced apart by a spine. The pig launcher |
| 6417007 |
Robotic harvesting of solids from fluids |
July 9, 2002 |
| The present invention is directed to the method and apparatus for the robotic harvesting of solids from liquids as exemplified by harvesting protein crystals. Further, the present invention is directed to a fluid/solid management system in a chamber that automates the task of solid h |
| 6291930 |
Low voltage piezoelectric bender elements and unit cells |
September 18, 2001 |
| The present invention is directed to a unique piezoelectric laminate composite which enables the deflection generated to provide greater work energy. The composites of the present invention are fabricated as piezoelectric bender-elements having a mechanical bias or radius of curvatur |
| 6267037 |
Pipeline cutting apparatus |
July 31, 2001 |
| An underwater apparatus for servicing subsea pipelines provides a telescoping frame which can be lowered to the vicinity of the pipeline. The frame has an open section so that it can straddle the pipeline and outer jacket and fixate itself releasably so that it can be selectively rep |
| 6260504 |
Multi-ROV delivery system and method |
July 17, 2001 |
| 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 fully functional to accomplish the necessary task subsea. However, in the event there is an oper |
| 6221666 |
Method and apparatus for cytoplasmic loading using an impact-mediated procedure |
April 24, 2001 |
| The present invention is directed to the method and apparatus for the cytoplasmic loading of macromolecules into living cells by an impact-mediated procedure that impacts the cells with a predetermined number of solid particles in a blast of propellant gas. More specifically, the pre |
| 6109338 |
Article comprising a garment or other textile structure for use in controlling body temperature |
August 29, 2000 |
| There is disclosed an article for use in cooling body temperature which comprises a garment having a coat and pant, with each having a body section adapted to receive a portion of the torso of the wearer and extensions from the body section to receive the wearer's limbs. The garment |
| 6009950 |
Subsea manifold stab with integral check valve |
January 4, 2000 |
| A stab for a gas-lift injection line is disclosed which includes a built-in check valve to exclude seawater as the stab is being delivered to the subsea manifold. The check valve can be a spring-loaded poppet which can be pressure-balanced with the surrounding hydrostatic forces, or |
| 6001449 |
Insulation panel with getter material support |
December 14, 1999 |
| The present invention is directed to an insulation panel having an envelope made of at least two pieces, an upper portion and a lower portion, of a high gas barrier material, preferably one of which is a thin skin of liquid crystal polymer, which surrounds a thermal insulation barrier wh |
| 5988281 |
Engageable metal seal pressure balanced stab |
November 23, 1999 |
| The present invention provides for the connection of a pressure balanced stab and a manifold in which offsetting forces maintained on the stab allow it to remain in an inserted state within the manifold without the use of a significant amount of force to maintain the connection. The |
| 5971665 |
Cable-laying apparatus and method |
October 26, 1999 |
| A cable-laying technique and apparatus are disclosed. A base is lowered to the seafloor which contains multiple cable reels, each of which is preconnected to a surface production facility. An articulated plow is lowered onto the base and manipulates a reel from its cradle. The plow is |
| 5934216 |
Method and apparatus for tensioning and deploying mooring chain |
August 10, 1999 |
| A compact tensioner/stopper device includes a fairlead which may or may not be part of the device. A set of inboard and outboard pawls are provided. The pawls are spaced and operate in a manner that at least one pari of pawls grabs the chain at any given time. This prevents accidental lo |
| 5906100 |
Dewar for storing and delivering liquid cryogen |
May 25, 1999 |
| There are disclosed several embodiments of dewars each of which include an insulated apparatus for storing and delivering a liquid cryogen and a capacitance gauge for measuring the liquid level of cryogen. A process for rapidly filling the vessel with cryogen is also disclosed. |
| 5889354 |
Piezoelectric unit cell |
March 30, 1999 |
| The present invention is directed to a piezoelectric unit cell. The piezoelectric unit cell comprises two piezoelectric mechanically biased bender-elements placed together end-to-end and held together at their ends, the two bender-elements being mechanically biased in opposite direct |
| 5798600 |
Piezoelectric pumps |
August 25, 1998 |
| The present invention is directed to an electro-motional device, specifically piezoelectric pumps. More specifically, the present invention is directed to various piezoelectric pumps such as diaphragm pumps, double acting piston pumps, peristaltic pumps or centrifugal pumps. |
| 5794701 |
Subsea connection |
August 18, 1998 |
| A connection is disclosed which is particularly applicable to subsea wellheads. A female receptacle end is provided on the wellhead which has connections on it to an umbilical or a flowline. The male end has an orientation lug for rough orientation. Once rough orientation is made, the |
| 5792539 |
Insulation barrier |
August 11, 1998 |
| The present invention is directed to thermal insulation elements each formed of a structural material with a highly emittant surface having a geometric shape of a repetitive three dimensional design which permits alternate stacking of one thermal insulation element alternately with a |
| 5766177 |
Rongeur |
June 16, 1998 |
| The present invention is directed to a surgical rongeur having a body, a replaceable hollow cutting member and an actuator for moving the cutting member. The body has a distal end and a proximal end. The body at the distal end has an extended member terminating in an anvil. Between the |
| 5761782 |
Method of fabrication of piezoelectric bender elements |
June 9, 1998 |
| A method of fabrication of piezoelectric bender-elements. More specifically, the fabrication method of the present invention uses pressure and temperature, without any adhesive, to bond and anneal a plurality of layers of piezoelectric polymer film into piezoelectric bender-elements. |
| 5738172 |
Filter for fluid circuits |
April 14, 1998 |
| The invention relates to a filter which is useable in conjunction with subsea hydraulic control circuits. The filters incorporated in a housing which can be stabbed in or out of a control unit to become part of one or more fluid control circuits. The stab-type housing can be inserted wit |
| 5577561 |
Titanium skin-penetrating fire-fighting tool |
November 26, 1996 |
| This invention relates to an apparatus and method for penetrating a titanium walled enclosure to dispense a fire fighting agent within the enclosure. A penetrating device is attached to the forward end of a rotatable barrel, providing for penetration of the titanium wall of an enclos |
| 5522216 |
Thermoelectric refrigerator |
June 4, 1996 |
| A refrigerator is provided which combines the benefits of superinsulation materials with thermoelectric devices and phase change materials to provide an environmentally benign system that is energy efficient and can maintain relatively uniform temperatures for extended periods of time wi |
| 5505046 |
Control system for thermoelectric refrigerator |
April 9, 1996 |
| Apparatus including a power supply (202) and control system is provided for maintaining the temperature within an enclosed structure (40) using thermoelectric devices (92). The apparatus may be particularly beneficial for use with a refrigerator (20) having superinsulation materials (46) |
| 5439086 |
Mechanical clutch |
August 8, 1995 |
| The present invention is directed to a mechanical clutch which limits transmission of torque to a desired, predetermined maximum torque from a first clutch plate to a second clutch plate. More specifically, the mechanical clutch includes at least one stepper member, preferably three |
