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8151453 |
Channel-positioning machine
The machine allows the placing of small troughs in trenches, made up by a loading platform (1) with a rotating conveyor (4) or sliding (7) for the small troughs (CA) to a feeding train (2)...
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8152412 |
Pipelayer with cab riser
A pipelayer having an undercarriage with at least two tracks and a main assembly. Each track has a track frame coupled to the undercarriage and a track shoe supported by and movable around the...
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8099997 |
Potassium formate gel designed for the prevention of water ingress and dewatering of pipelines or flowlines
A gelled composition for pipeline, flowline, pipeline jumper or flowline jumper dewatering or preventing ingress of seawater into open pipeline systems or components during tie-in operations of...
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8061582 |
Pipe-joining method and apparatus for producing underwater pipelines, and underwater-pipeline-laying vessel comprising such an apparatus
A method of joining pipes (3) to produce underwater pipelines (2), wherein the facing free ends (15) of two adjacent pipes (3), aligned along an axis (A), are welded to define a cutback (18); a...
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8037599 |
Method for removing a cable core from a cable sheath
The invention relates to a method for removing a cable core from a cable sheath, which cable core comprises an envelope (8), wherein, at an end of the cable (1), a flowable medium (22) is...
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8033754 |
Method of installing pre-insulated piping
An installation technique is shown for use with a pre-insulated steam piping system having an inner steel carrier pipe surrounded by a layer of foam insulation and then by an outer protective...
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7985322 |
Containment extension and processing system and method
A mobile waste processing system and method is disclosed for processing materials in a tank, typically an underground storage tank. A mobile fluid processing module is disposed adjacent to or over...
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7964041 |
Installation and method for driving a submarine pipeline scraper
An installation for and a method for driving a submarine pipeline scraper, wherein one of the ends of the pipeline has a launch device and the other end has a receiving device. The scraper defines...
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7862257 |
Cable guide device for use in a manhole
A cable guide device for a manhole includes a wall supporting plate supported against a wall surface of an entrance part of the manhole, a cable guide body positioned at the bottom part of the wall...
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7845881 |
Method and apparatus for the maintenance of pipelines
Method and apparatus for the maintenance of pipelines. The method includes selecting a number of points along the pipeline and raising the pipeline at these points by an amount that the height...
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7841802 |
Strand-like material laying device for cutting the ground and inserting strand-like material into the ground
A strand-like material laying device for an appliance for laying any kind of strand-like material into the ground is disclosed. The strand-like material laying device is designed to lay a more...
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7814654 |
Method for removing a cable core from a cable sheath
The invention relates to a method for removing a cable core from a cable sheath, which cable core comprises an envelope (8), wherein, at an end of the cable (1), a flowable medium (22) is...
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7713001 |
Pipe extractor apparatus and method of extracting pipe
The pipe extractor includes a main frame supported by wheels mounted on the main frame. The wheels are vertically movable, relative to the main frame, by a hydraulic cylinder. An extractor frame is...
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7708839 |
Subsea vehicle assisted pipeline dewatering method
The present invention is directed to a pig receiver used in a dewatering method for subsea pipelines. In the dewatering method a pig is placed in one end of the pipeline filled with water and a...
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7658843 |
Deep sea water harvesting method, apparatus, and product
Sea water is extracted from a depth in excess of 400 meters below the sea surface and desalinated to produce potable water. A system to extract, desalinate and store the desalinated sea water is...
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7645094 |
Methods for the rapid deployment of piping
A piping transport structure for use with a deployment vehicle to provide for improved efficiencies in laying temporary or semi-permanent piping structures. There is also a system for having one or...
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7458750 |
Pipe conveyor system
A pipe conveyor system which operates to assemble and disassemble a plurality of pipes.
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7351009 |
Fiber optic installation structures in a paved surface, ducts, and methods therefor
A fiber optic installation structure and method therefor includes a duct having an inner tube, at least one optical waveguide, and a jacket and is disposed within a channel of a paved surface. The...
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7337859 |
Method and device for drilling a channel
In a drilling method for creating a channel leading from surrounding soil into a shaft which is separated from the soil by a wall, a channel is drilled through the soil from a starting pit in the...
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7281880 |
Subsea vehicle assisted pipeline commissioning method
The present invention is directed to a method for completing the commissioning of a subsea pipeline by purging with a compressed gas to dewater and dry the line wherein the operation is done on the...
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7275892 |
Tool and method for installation of water pipe
A tool used for installing water systems. The tool consists of a probe having a central body, a tapered end, and an anvil end. Pipe is slid over the central body forming a pipe and probe assembly...
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7270500 |
Method for installing an underground water pipe
A method for installing water pipe beneath nonmoving objects with a presence in the earth with a tool for installing water pipe made of a central body, a ring encircling the central body, a tapered...
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7267506 |
Tool for installing an underground water pipe
A tool for installing water pipe made of a central body, a ring encircling the central body, a tapered end, and an anvil end. Water pipe slides over the tapered end, over the ring and is stopped by...
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7261493 |
Device and method for laying and joining pipe
A pipe installation device and a method for laying consecutive lengths of bell and spigot pipe. The pipe installation device installs sequential pipe lengths. The pipe installation device includes...
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7226243 |
Load-bearing, lightweight, and compact super-insulation system
A lightweight and compact super-insulation system that is also capable of supporting a high level of compressive load. The system utilizes spacers to provide structural support and utilize...
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7223051 |
Removable maintenance port with method for rehabilitating manhole
A removably insertable apparatus for creating and accessing manholes and a method for rehabilitating manhole structures and the like, using the apparatus. The apparatus comprises two sections, both...
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7178226 |
Wire installation tool
An electrician's tool generally comprises a plate having a hole formed therein, the hole defined by an inner edge. The edge includes means for safely sliding wire through the hole and past the...
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7080957 |
Pipe puller
An apparatus for pulling a first pipe into contact with a stationary second pipe includes a strut having a first end and second end. A force generating apparatus is mounted to the strut, and is...
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7063145 |
Methods and systems for heating a hydrocarbon containing formation in situ with an opening contacting the earth's surface at two locations
In an embodiment, a method for heating a hydrocarbon containing formation may include providing heat from one or more heaters to an opening in the formation. A first end of the opening may contact...
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7033113 |
Mid-line connector and method for pipe-in-pipe electrical heating
For heating a pipe-in-pipe pipeline with power provided through an electric cable, mid-line connector is provided including: a connector housing joinable to the outer pipe of the pipeline; a blank...
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6981821 |
Subsea pipeline insertion shoe
An insertion shoe for retrofitting an undersea pipeline to permit passage therethrough of a scraper includes a plate sized to cover an opening in a branch connection of the pipeline and an inner...
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6979776 |
Pipe bundle for underground installation
A pipe conduit bundle for installation into a wellbore using horizontal drilling techniques is disclosed. The pipe conduit does not require an outer casing for construction. The pipe bundle...
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6976498 |
Method of fitting a cable into a pipe
A method of installing a cable or conduit into at least one plastic pipe of a fluid carrying pipeline system, comprises attaching a first saddle fitting at a first location on said plastic pipe by...
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6969215 |
Method and apparatus for laying pipe on an incline
A pipeline is constructed in steep terrain by digging a ditch on the incline, assembling pipe joints together adjacent a top of the incline and then lowering the assembled pipe joints down the...
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6908260 |
Receptable assembly and method for use on an offshore structure
A receptacle 20 is removably secured to hull 12 of an offshore structure 10, and supports an elongate member 14, which may be a riser string, extending downward to the sea bed or to another...
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6896077 |
Rotary driven pipe-bursting tool
An apparatus for bursting pipe is preferably adapted to receive rotational energy from the inner member of a dual-member drill string. In a preferred embodiment, an oscillating pipe-bursting...
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6866448 |
Fiber optic installation
The invention relates to a process for introducing an optical cable, in the form of a microcable or minicable (1), in solid ground (17) with the aid of a laying unit (23). The microcable or...
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6854932 |
Cable pulling apparatus
A cable pulling apparatus for pulling a work load attached to a cable, including at least one cable-pulling device for engaging the cable. The cable-pulling device or devices each includes at least...
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6843619 |
Apparatus able typically to transform a frame mounted on crawler tracks into a pipe playing machine
An apparatus transforms a motorized frame mounted on crawler tracks and having a rotatable horizontal platform, into a pipeline laying machine or the like. A first structure is hinged to the...
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6811356 |
Cable and method for laying in plastic tubes
A cable for laying in plastic tubes for transporting gas or water is described that comprises a cable core assembly and a plastic sheath surrounding the cable core assembly, in which cable the...
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6776559 |
Method and apparatus for deploying a communications cable below the surface of a body of water
A method of deploying a communications cable below the surface of the body of water includes loading the cable around a reel within a housing, lowering the housing and the reel into the body of...
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6755593 |
Pipe replacement method and rotary impact mechanism for pipe bursting
An impactor for use with a directional boring machine having a drill string connectable to the impactor for pulling the impactor through an existing pipeline uses rotation of the drill string to...
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6742964 |
Method for installing conduit or the like on mountainside
A method for installing conduits on a mountain is provided. The method includes placing at least one cable longitudinally across a ridge of the mountain and installing the at least one cable on a...
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6736156 |
Method and system for installing cable in pressurized pipelines
A method of introducing a fiber optic conduit into a pressurized gas pipeline includes the step of introducing a translating member into the pressurized gas pipeline via an entry port in a first...
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6729802 |
System and method for abandoning and recovering pipeline
A method of abandoning a pipeline (2) being laid by a vessel having an A/R system, wherein a sealine (2, 11, 13) is initially held by a pipe laying and tensioning arrangement. The method includes a...
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6715962 |
Assembly and floatation method for drilling drivepipe
A method for assembling and delivering a drivepipe to a drill site. The method has the following steps: The drivepipe is assembled at a shoreline assembly station. Floatation devices are attached...
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6691734 |
Methods and systems for installing cable and conduit in pipelines
A method, system and tools for introducing a fiber optic conduit into a pressurized gas pipeline includes the step of introducing a translating member into the pressurized gas pipeline via an entry...
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6691728 |
Methods and systems for installing a pipeline within a pipeline
A method of routing a new pipe duct into an existing pressurized gas pipeline includes the step of introducing a translating member into the pressurized gas pipeline via an entry port in a first...
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6686745 |
Apparatus and method for electrical testing of electrically heated pipe-in-pipe pipeline
A method and apparatus for electrically testing a pipe-in-pipe pipeline during the construction, installation, commissioning, operation, or dismantling phases of an electrically heated pipe-in-pipe...
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6678954 |
Methods to set a hollow device into and to retrieve said hollow device from a flow pipe
A method to set a hollow device into an undersea flow pipe uses a flexible pig 5 driven by a flow flowing into the flow pipe to displace a hollow device to a point where a stop halts a displacement...
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