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Class 114/230.13 - Including tower or riser connected to sea floor (e.g., column, mast, etc.)


Subclass of Class 114 - Ships
Definition: Subject matter wherein the apparatus includes a structure
No. of patents: 80
Last issue date: 11/23/2010


1    
NumberTitleIssue Date
7836840Subsea cryogenic fluid transfer system
The current invention includes to systems and methods of transferring cryogenic fluids between two locations. More particularly, some embodiments of the invention are related to systems and methods of using cryogenic risers and rotatable connections for transferring...
11/23/2010
7484470Soft quay mooring system
The invention relates to a mooring system comprising a hydrocarbon storage and/or processing unit (1) anchored to or resting on the sea bed (2) at an off shore location, and a vessel (13) moored alongside the storage and/or processing unit (1...
02/03/2009
7481174Rotatable guard mounted about boat mooring
Improved boat bumper assemblies are provided which include upright, rotatable, synthetic resin rollers rotatably mounted on stationary uprights located adjacent the sides of a boat slip. In one form, the bumper assemblies are mounted either as original equipment or ...
01/27/2009
7426897Mooring apparatus
The present invention relates to apparatus for mooring a floating vessel in open sea, using a semi submersible floating dock. The apparatus is particularly suitable for tankers carrying liquid natural gas in cryogenic form which can be a dangerous substance to handl...
09/23/2008
7389736Mooring system
An offset anchoring system for anchoring objects to a floor of a body of water includes T-shaped anchor members arranged in a cluster. Each anchor member having an elongate first and second beams. The second beam, having longitudinal ends, extends transverse to the ...
06/24/2008
7299760Floating LNG import terminal and method for docking
A floating terminal for offloading an LNG carrier vessel in the sea. The floating terminal of open frame construction is moored toward its front end with a rotatable mooring arrangement so that the terminal may weathervane in response to environmental forces. Marine...
11/27/2007
7240736Drilling and producing deep water subsea wells
Subsea wells are drilled and completed with an offshore floating platform in a manner that allows simultaneous work on more than one well. A first well is drilled and casing. Then a tubing hanger is run through a drilling riser and landed in the wellhead housing. Th...
07/10/2007
7201624Mooring system
A mooring system (10) is described for mooring a vessel to a floor portion of a body of water. The system (10) comprises a substantially rigid, elongate support member (12) having a connecting point (14) adjacent an upper end to which a v...
04/10/2007
7191836Dry tree subsea well communications apparatus and method using variable tension large offset risers
Disclosed are compliant variable tension risers (106) to connect deep-water subsea wellheads (102) to a single floating platform (104). The variable tension risers (106) allow several subsea well-heads (102), in water depths from 4...
03/20/2007
7137200Method of constructing a buoy
Buoys are used for mooring purposes and as navigational marks. An embodiment of the invention is be explained in relation to catenary anchor leg mooring (CALM) buoys. Conventional CALM buoys generally have a hull constructed of steel plate by traditional ship...
11/21/2006
7121221Floatable dock mooring article
A floating dock mooring article that is movably connected around a watercraft dock pipe comprises a float operatively connected to a mooring member having a flange generally located at the upper end thereof. A watercraft is moored to the dock, as by a rope, via the ...
10/17/2006
7114883Offshore fluid transfer system and method
Apparatus (12) for transferring fluid between floating vessels (10, 11) is described, comprising a submerged rigid transfer arm (13) carrying a fluid pipeline (16). The apparatus (12) is provided with thrusters (21) and posi...
10/03/2006
7029348Wave motion absorbing offloading system comprising a slender mooring buoy
The invention relates to a mooring buoy (6), comprising a submerged part (13) and a part extending above water level (11). The part above water level comprising a fluid outlet duct (24) for attaching to a vessel (7), the buoy being...
04/18/2006
7021230Floatable dock mooring article
A floating dock mooring article, which slidably fits around a watercraft dock pipe, comprising a flotation device attached to a mooring member and a flange generally located at the upper end thereof. A watercraft is moored to the dock, as by a rope, via the flotatio...
04/04/2006
6968902Drilling and producing deep water subsea wells
Subsea wells are drilled and completed with an offshore floating platform in a manner that allows simultaneous work on more than one well. A first well is drilled and cased. Then a tubing hanger is run through a drilling riser and landed in the wellhead housing. The...
11/29/2005
6932015Mooring arrangement
Arrangement for mooring, loading and unloading of a vessel, comprising: a stationary inner tower with a lower end fixedly anchored to the seabed, from where the inner tower extends upwards through the sea to an upper end over the sea level, which inner tower at leve...
08/23/2005
6817809Seabed oil storage and tanker offtake system
An offshore oil storage and offtake system is disclosed. The system includes a storage tank attachable to the seabed and adapted to store hydrocarbons. At least one fluid channel is included which has a first end positioned inside of the tank proximal a bottom of th...
11/16/2004
6782950Control wellhead buoy
The present invention relates to a subsea system for the production of hydrocarbon reserves. More specifically, the present invention relates to a control wellhead bouy that is used in deepwater operations for offshore hydrocarbon production. In a preferred embodime...
08/31/2004
6769376Transfer conduit system, apparatus, and method
The present invention relates to systems and methods for prevention of clashing between multiple conduits spaced closely together and to methods of installation of multiple conduits at the same time. Various aspects of the invention are provided involving separating...
08/03/2004
6655308Passive stabilizer for floating petroleum-production systems
The present invention relates to a passive stabilizer (3) which is installed in the lower part of a tanker used in floating production systems which make use of a mechanism which enables the tanker (1) to rotate about a vertical axis (turret). The stabili...
12/02/2003
6631745Riser pull-in method and apparatus
An arrangement and pull-in method for fluidly coupling a steel riser to a flowline of a turret on a FSO/FPSO. The riser is pulled into a connector by a pull-in line inside the flowline. A pull-in head is releasable secured inside the upper end of the rise...
10/14/2003
6561110Passive stabilizer for floating petroleum-production systems
The present invention relates to a passive stabilizer (3) which is installed in the lower part of a tanker used in floating production systems which make use of a mechanism which enables the tanker (1) to rotate about a vertical axis (turret). The stabili...
05/13/2003
6558215Flowline termination buoy with counterweight for a single point mooring and fluid transfer system
A system for floating hydrocarbon production systems such as a FPSO that requires a remote mooring terminal for transferring fluids to shuttle tankers. The system includes a single point mooring buoy, such as a CALM floating on the sea surface. Mooring le...
05/06/2003
6453838Turret-less floating production ship
The invention consists of a floating production vessel operating on the surface of the sea with two or more risers connected between equipment or wells on the sea floor and the vessel or its equipment at the surface. The risers are rigid, jointed pipe wit...
09/24/2002
6435124Mooring and flowline system
A seabed flowline is connected to a substantially conventional tanker serving as a floating storage facility by a system comprising a three-leg mooring and a flexible riser. The mooring comprises anchors connected by anchor risers to a common node, and a ...
08/20/2002
6347598Uplift spring assembly to compensate for hull deflection at main bearing of a mooring turret
An uplift spring assembly to compensate for hull deflection at a main bearing of a mooring turret is disclosed. Elastomeric pads are used to react turret uplift because of their properties of large deflections and resistance to cold weather. Tie rods are ...
02/19/2002
6341572Explosion prevention system for internal turret mooring system
A method and apparatus for ensuring against explosion of the gaseous atmosphere of a closed chamber, such as the QDCD room of an internal turret of an offshore production and offloading buoy wherein the closed chamber has production risers and conduit con...
01/29/2002
6220787Ship type floating oil production system
A ship type floating oil production system for access to subsea wells through installation of surface wellheads on a ship type surface vessel on the sea comprises a cylindrical turret moored to a seabed is located within a moon pool formed in the ship typ...
04/24/2001
6155748Deep water riser flotation apparatus
A dual phase riser flotation system contains a number of passive phase buoyancy modules of syntactic foam contained within an outer skin, and a number of active phase buoyancy modules which are similar to air canisters in that they may be inflated or defl...
12/05/2000
6041730Shallow water anchor
A shallow water anchoring mechanism for a vessel drives an upper arm between a raised position, in which the lower end of a pole is above the bottom of the hull and a lowered position, in which the lower end of the pole extends downward below the vessel s...
03/28/2000
5823121Spa table
A new Spa Table for offering a portable table for use in a spa wherein the height of the table is self-adjusting such that the top of the table remains on the surface of the water. The inventive device includes a base member removably positioned on the fl...
10/20/1998
5816183Submerged CALM buoy
A Catenary Anchor Leg Mooring (CALM) buoy (1) comprises a body (2) with buoyancy, elements (3) for connecting the buoyant body to catenary anchor chains to anchor the body to the seabed, a turntable (5) rotatable elements with respect to the body with buo...
10/06/1998
5749758Vessel for production and/or loading/unloading and transport of hydrocarbons from offshore fields, and/or for carrying out well operations
A vessel for use in offshore production or transport of hydrocarbons, and/or for loading/unloading of hydrocarbons, and/or for carrying out well operations. The vessel at its forward end is equipped with a submerged receiving space for receiving a bottom-...
05/12/1998
5716249Mooring means
A mooring system comprises a sheave (12) adapted to be mounted to a base (11) which is located on the sea bed. In one embodiment, a cable (13) received in the sheave (12) is connected at one end to a first buoyant member (15) and is connected at its other...
02/10/1998
5704307Taut leg mooring system
A taut leg bow mooring system (40) includes an anchor (42) positionable on the floor of the sea. A riser line (44) secured to and extending upwardly from the anchor, and a submerged buoy (46) secured to the end of the riser line from the anchor. The ratio...
01/06/1998
5515803Method and apparatus for mooring a vessel to a submerged mooring element
A vessel adapted for mooring to a submerged mooring element comprises a water intake formed in a bottom surface of the hull, wherein a mooring area on the hull surrounding the water intake is adapted to receive an upper portion of a mooring element couple...
05/14/1996
5447114Method and apparatus for mooring a vessel to a submerged element
A mooring system for a vessel including a mooring area on a bottom surface thereof, includes a mooring element coupled to the sea floor by a plurality of mooring tethers which resides, when not in use, in a storage position a preselected depth below the s...
09/05/1995
5427046Subsea conduit structure
A subsea conduit structure comprising a buoyant column and a conduit which is supported by the buoyant column. The buoyant column is connected to the seabed through an articulation provided near the seabed. The conduit comprises an upper catenary extendin...
06/27/1995
5241572Apparatus for locating a floatable platform
Apparatus for locating a floatable platform, comprises upstanding support members arranged to be adjacent to an article submerged in a liquid, and extendible members depending from the platform. The extendible members on initial extension are arranged to ...
08/31/1993
5044829Mooring system
A mooring system comprising a multiple degree of freedom coupler interconnecting a floatation section and an anchoring section of a dock system. The system also comprises a drawbridge section, a gangway section and a shoreline mooring section. The multipl...
09/03/1991
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