|
Match
|
Document |
Document Title |
|
|
8152411 |
Guide arrangement
Guide arrangement for marine risers, in particular for offshore oil and gas operations. The guide arrangement has at least one guide structure (21, 22) for a length of riser, a frame assembly (10,...
|
|
|
8123437 |
Pipeline assembly comprising an anchoring device
The invention relates to a pipeline assembly and a method of installing a pipeline assembly, wherein the pipeline extends at least in part on a seabed and curves upwardly from the seabed along a...
|
|
|
8100606 |
Stabilizing of submarine elongate structures
A stabilization system for stabilizing a submarine pipeline supported on a seabed below water level. The seabed is inclined in that it incorporates a sloping section extending between an upper...
|
|
|
8092119 |
Pipeline buoyancy control assembly and tiedown
A pipeline buoyancy control assembly is operable to simultaneously retain a plurality of pipelines against buoyancy forces. Respective ends of two retaining straps corresponding to two respective...
|
|
|
8087848 |
Powered sheave for node deployment and retrieval
A method and apparatus for deploying a plurality of seismic sensor units into a water column is described. The method includes providing a length of flexible cable from a cable storage device...
|
|
|
8007203 |
Method and installation for connecting a rigid submarine pipe and a flexible submarine pipe
A method and an installation for connecting a rigid submarine pipe and a flexible submarine pipe. The rigid pipe terminates in a free connection end. The flexible pipe has a flow-line portion and a...
|
|
|
7976246 |
System for deploying a deepwater mooring spread
A system for deploying a deepwater mooring spread from a floating vessel using at least two cranes each having a main block, a deepwater deployment system connected to at least one of the cranes, a...
|
|
|
7942608 |
Anchoring collar
A flowline for hydrocarbon which is capable of being reeled and which is unreeled for being laid on the seabed using the reeled lay method is comprised of successive pipe sections having opposing...
|
|
|
7866398 |
Umbilical termination assemblies
An underwater termination assembly for use with a subsea system such as a well tree, comprises a construction having first and second limbs substantially at a right-angle to each other, which...
|
|
|
7862256 |
Pipeline weighting device and method
A pipeline weighting device to straddle the longitudinal axis of a pipeline, a method of filling the device, and a method of weighting a pipeline with the device. The pipeline weighting device is...
|
|
|
7794177 |
Stab and hinge-over pipeline and terminal assembly
A subsea system for securing an end portion of a pipeline includes a subsea foundation. The foundation has a lower portion located below the sea floor and an upper portion extending above the sea...
|
|
|
7677837 |
Device for transferring fluid between two floating supports
A device for transferring fluid between two floating supports anchored to the sea bottom, having a rigid central undersea pipe installed below the surface with its ends each being connected to...
|
|
|
7654773 |
System and method for installing a subsea pipeline
The disclosure provides a system and method for installing subsea equipment, such as a pipeline and equipment associated therewith in a target area, generally having restricted overhead access. An...
|
|
|
7360968 |
Method and device for anchoring a pipeline
An anchoring method and device, for anchoring a pipeline to a seabed. The pipeline may extend from a well which is located on a seabed to a floating platform. Tension forces which are exerted on...
|
|
|
7344338 |
Pipeline ballast and method of use
A pipeline ballast has at least two sacks adapted to straddle a pipeline. Permeable sacks filled with inert high density aggregate such as barite uses less dry weight of aggregate to restrain...
|
|
|
7287936 |
Shallow water riser configuration
A shallow water riser extending between a seabed connection and a floating support connection and of a length through the shallow water to be in wave form with at least one and, as illustrated, two...
|
|
|
7246971 |
Stabilisation of submarine elongate structures
A stabilization system (10) for a section of submarine pipeline (11) comprising an end restraint (15) at each end of the section of pipeline and intermediate restraints (20) between the two end...
|
|
|
7241075 |
Umbilical anchoring clamp
A subsea cable (3) designed to extend from a floating structure (1) on the sea surface down to a subsea structure (2) on the sea floor with a first portion (3a) extending from the floating...
|
|
|
7104728 |
Method for deploying seafloor equipment
A method for deploying and retrieving seafloor equipment modules is disclosed. A conveyor has a fixed end and a free end. The conveyor is deployed into a body of water until the free end reaches,...
|
|
|
7073978 |
Lightweight catenary system
A lightweight catenary system for deepsea operations in which a lightweight flexible pipe such as disclosed in U.S. Pat. No. 6,491,779 is suspended in seawater from a vessel or platform, and having...
|
|
|
7066686 |
Automatic control methods for positioning the lower end of a filiform structure, notably an oil pipe, at sea
Method intended for automatic control of an underwater pipe for connecting the lower end of the pipe to a wellhead, wherein the following stages are carried out: Stage 1: determining a mathematical...
|
|
|
7040841 |
Shallow water riser support
A conduit structure (44) connects subsea oil wells to a floating structure (12) such as a vessel, in shallow water, the conduit structure providing a low cost and reliable fluid connection during...
|
|
|
7029205 |
Apparatus for pipeline stabilization and shoreline erosion protection
Disclosed is an apparatus for pipeline stabilization and shoreline erosion protection, termed a BulkMat device, for protecting and securing pipelines, which are typically located in ditches or on...
|
|
|
7025535 |
Seafloor/surface connecting installation for a submarine pipeline which is connected to a riser by means of at least one elbow pipe element that is supported by a base
A bottom-to-surface connection installation for an undersea pipe. The installation comprises a vertical riser having its bottom end connected to an undersea pipe on the sea bed, and having a float...
|
|
|
6854930 |
Underwater pipeline connection joined to a riser
The present invention relates to an installation providing a bottom-to-surface connection for an undersea pipe resting on the sea bottom, in particular at great depth, the installation being of the...
|
|
|
6811355 |
Loading arrangement for floating production storage and offloading vessel
A loading arrangement includes a riser that extends from a subsea structure to a coupling element for coupling the riser to a vessel. The coupling element includes a buoy body which is connected to...
|
|
|
6797221 |
Process for the manufacture of a protecting and immobilizing element of the mattress-like type, and element so obtained
A process for the manufacture of a protecting and immobilizing element of the mattress-like type consists in providing containing means (2, 20) and a layer of flexible material (3, 21) inside them,...
|
|
|
6474254 |
Submarine deployed ocean bottom seismic system
A method and vehicle to deploy and retrieve seismic apparatus to and from the ocean bottom and to acquire data from the seismic apparatus. Submersible robotic vessels deploy and retrieve the...
|
|
|
6457908 |
Method and apparatus for suction anchor and mooring deployment and connection
A method and apparatus for deployment of mooring systems for buoyant marine structure such as mobile offshore drilling units (MODU's) and for connecting the same to the mooring lines thereof. An...
|
|
|
6454494 |
Device for anchoring a pipeline
A device for anchoring a pipeline has a tubular lower portion formed so as to be screwed into soil and firmly retained in the soil, a tubular extension having a lower end connected with the lower...
|
|
|
6439808 |
Method and a device for protective encapsulation of pipe loops installable on the seabed
A method and a device for the protective encapsulation of an oil or natural gas pipe loop within an outer jacket or cover for installation on the seabed, where the end portions of the pipe loop are...
|
|
|
6416253 |
Abrasive resistant open cell articulated seabed mat
Concrete blocks with an open cell structure extending throughout the block are assembled in substantially parallel columns and rows to from a mat structure capable of articulating over underwater...
|
|
|
6409428 |
Apparatus for securing a tubular structure to an anchor
An apparatus for releasably securing a tubular structure of a floating installation to an anchor fixedly secured to an underwater floor has a first connection element mounted at one end of the...
|
|
|
6350085 |
Cable deployment system and method of using same
A cable deployment system and method for laying a cable on the sea floor. The cable deployment system includes a cable having a first cable section connected to a riser cable section. The riser...
|
|
|
6273641 |
Protective device
A protective device having a shell structure and being shaped from a plate-shaped material, in particular but not exclusively, adapted for covering of a sub sea structure, such as at least one pipe...
|
|
|
6220788 |
Pipeline weight
A pipeline weight includes a first flexible pouch and a second flexible pouch with a connecting web extending between the first pouch and the second pouch. Each of the first pouch and the second...
|
|
|
6206613 |
Configurable support apparatus for flexible pipe and method
A series of height-adjustable pipe-supports are used to lay a flexible conduit such as the sewer line of a recreation vehicle at a gradually decreasing slant above a ground surface. Gutter segments...
|
|
|
6132141 |
Pipeline buoyancy control assembly and tie-down attachment member therefor
A pipeline buoyancy control assembly includes a pair of anchor rods, a pair of tie-down attachment members, a pair of termination members, and a flexible endless strap having an endless loop...
|
|
|
6109830 |
Riser system for connecting a seabed installation with a floating vessel
A riser system for connecting a seabed installation to a floating vessel consists of first and second fluid conveying conduits (13,14) connected by an articulated joint (7). In a standby condition...
|
|
|
6030145 |
Articulated underwater cable riser system
An articulated underwater cable riser system includes at least one articulated anchor section having a plurality of modular anchor segments and an articulated mid-span buoy having a plurality of...
|
|
|
6027285 |
Mat installation
A mat installation is disclosed which reduces shoreline deterioration due to wave and tide surging, comprising a series of concrete elements, disposed over a set of pipes fastened together,...
|
|
|
6019652 |
Buoyancy adjustment
Device for the adjustment of buoyancy of a seismic cable comprising a main part (1) adapted to firm, integrated mounting into a chosen point in the length of the cable, the main part (1) comprising...
|
|
|
5984581 |
Pipeline coating
Method and apparatus for weighting pipe segments of the type that are interconnected to form a pipeline for transporting fluids such as natural gas and the like. The exterior surface of each...
|
|
|
5944449 |
Non-Abrasive subsea mat
Non-abrasive and non-shielding pads are attached to the at least one side of concrete elements with polymeric based fasteners that are embedded into a cast material, such as concrete, when the...
|
|
|
5820299 |
Building modules and assemblies made from such modules
Each module includes a tubular member filled with filling material, such as concrete, and a tube located in the filling material and extending longitudinally of the tubular member. Tubes or holes...
|
|
|
5785457 |
Pipe placement and support system
A placement and support system for installing long lengths of connected pipe sections and method of using the same are provided having a series of pairs of spaced apart piles that are installed at...
|
|
|
5730552 |
Pipeline anchor apparatus
A pipeline anchor apparatus provides left and right anchor units connected by a tie-down strap made of heavy-duty polyester or nylon webbing. The strap prevents the pipeline from floating in wet...
|
|
|
5683204 |
Apparatus and method for laying underwater pipelines
An apparatus and method for laying underwater pipeline which includes a plurality of buoyancy control valves formed thereon. Each buoyancy control valve includes an air escape hole formed in the...
|
|
|
5603588 |
Pipeline weight and method of installing the same
A pipeline weight includes a primary body and a pair of secondary bodies pivotally connected in opposed wing-like fashion to the primary body. The secondary bodies are then secured together by bolts.
|
|
|
5553975 |
Method of installing underground pipes for sewer lines
A method of installing sewer pipes for a new sewer line for achieving proper gradient, utilizes a plurality of two-piece pipe bracket-mounts. Typically, each length of sewer pipe is supported by...
|