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WO/2018/014397A1 |
A lifting and lowering device for an underwater pressure tapping system used by an unmanned vessel, comprising: a measurement tool, a marking tool, a digging tool, a cleaning tool, an elevation tool, and a pipeline lifting frame (36, 38)...
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WO/2018/012978A1 |
The invention relates to an accessory installation pallet for handling accessory on an offshore vessel. According to the invention, the installation pallet comprises a pallet frame (8) and multiple pivotable deck sections (13). The palle...
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WO/2018/013777A1 |
Techniques and systems to reduce deflection of a riser extending from an offshore platform. A system may include a riser restraint device configured to be coupled to riser of an offshore platform. The system may also include a tether con...
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WO/2018/000535A1 |
Provided is a pipeline supporting structure for unmanned ship pipeline maintenance, comprising a lower-end guide rail (200), an upper-end guide rail (300), a pipe seat assembly, a trolley component (400), and a pipeline lifting assembly ...
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WO/2018/000544A1 |
A method for maintaining unmanned shipborne pipeline, comprising the following steps: conveying a device used for repairing a damaged pipeline (P) out of a work column above the damaged pipeline (P) in a floating cabin; positioning the d...
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WO/2018/000545A1 |
A connecting and receiving assembly (100) for maintaining an unmanned shipborne pipeline, used for submarine pipeline service and processing, and comprising: base components (30), loaded probe receivers (52), hydraulic pricking and inter...
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WO/2018/002643A1 |
The invention relates to a roller (10) which is to be mounted upon a conduit (12) to be deployed on the seabed. The roller facilitates lateral movement of the conduit. It is able to rotate relative to the conduit when mounted. The roller...
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WO/2018/002964A1 |
In a pipeline welding system according to the present invention, a plurality of pipes are welded together. The pipeline welding system is provided with: a measuring device that is configured to measure the inner-diameter shapes of both e...
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WO/2018/002204A1 |
A system and method for moving an elongate element from a first position towards a second position against an upright structure on a vessel are disclosed. The system includes a holding element for holding the elongate element in the firs...
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WO/2017/216296A1 |
The present invention provides a double poppet valve coupling comprising a first coupling half (1) and a second coupling half (2), wherein each of the first and second coupling halves comprises a housing (3) and a poppet valve assembly (...
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WO/2017/212340A1 |
A buoyant element (12) for conferring buoyancy on a subsea structure (20) or apparatus comprises a floodable envelope (12) that contains a mass of buoyant spheres (26) and a void (24) extending between the spheres. Openings (22) penetrat...
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WO/2017/208207A1 |
A pipe connecting apparatus for clamping flanged ends (26) of two pipes (28) comprises a first assembly (12) and a second assembly (14). Each assembly (12, 14) comprises a plurality of pipe engaging segments (16, 18) connected by an oute...
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WO/2017/210370A1 |
Signal tape (790) is disclosed which helps to prevents damage to buried infrastructure such as a natural gas pipeline. The invention provides an immediate and forceful warning to excavation equipment operators of the proximity of and of ...
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WO/2017/208280A1 |
A pipe support device (7) for supporting one of two pipes (4) that are butted together in the extension direction, said pipe support device being equipped with multiple support units (7u) arranged along the extension direction of the pip...
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WO/2017/208279A1 |
A pipe-covering member, which has the outer circumferential surface of a portion of a pipe line as a covering target and which is for covering said covering target, has a shape such that a form that surrounds the covering target is divid...
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WO/2017/209960A1 |
A radial stabilizer is provided for stabilizing levitation passive bearing elements against lateral displacements. The stabilizer provides a means to introduce anisotropy in the radial stiffness of the stabilizer. The presence of anisotr...
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WO/2017/207341A1 |
A termination arrangement (1) for use in a horizontal connection system for subsea connection of a first tubular member (2) to a second tubular member, the termination arrangement comprising a base structure (4) with a horizontal tubular...
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WO/2017/203318A1 |
The present invention relates to an offloading line (104, 103, 105) comprising an intermediate portion (103), wherein said intermediate portion (103) comprises: - a first tube (201) formed by more than 60% of High Density Polyethylene an...
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WO/2017/203114A1 |
The invention relates to a method for connecting two unitary elements (4, 4') of a conduit for transporting fluids, each unitary conduit element being covered by an external insulating coating (6, 6') produced from a thermoplastic materi...
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WO/2017/203128A2 |
The invention relates to a method for connecting two individual elements (4, 4') of a fluid transport pipe, each individual pipe element being made from metal alloy and being coated with an external insulating coating (6, 6') made from a...
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WO/2017/199100A2 |
A method of providing buoyancy to a subsea structure such as a pipeline bundle comprises attaching to the structure a rigid elongate buoyancy tube that defines a floodable envelope. The envelope is arranged to contain a mass of buoyant m...
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WO/2017/194066A1 |
A clamp (13) for a buoyancy module (1) comprises a plurality of part-annular clamp sections (13') connected to each other by hinges (21). The buoyancy module (1) is fastened around a subsea pipe (2) by pushing it over the pipe (2) while ...
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WO/2017/193505A1 |
Provided is a hydraulic butting apparatus mounted on a petroleum pipe connecting flange, comprising a first centralizer block (1), a second centralizer block (2), and a hydraulic cylinder (9). The upper part and the middle part of the in...
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WO/2017/194233A1 |
The invention relates to a system (1) for detecting objects (21-23) in the ground (3), comprising at least one receiver (51-53) for an acoustic, electrical, magnetic and/or electromagnetic signal (62) emerging from the ground (3), as wel...
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WO/2017/191220A1 |
A device for burying very long flexible elements (E) comprises a share (1) extending in a share plane (P) to cut a slit in the ground (S). The share (1) comprises at least one conduit (11) opening along a trailing edge (12) to guide the ...
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WO/2017/187154A1 |
This invention relates to a method for reducing the pressure of fluid within a subsea equipment (1). The method comprises the steps of: (a) providing a pipe (255), (b) laying the pipe on the sea floor, (c) providing a connector (205), (d...
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WO/2017/189236A1 |
A flotation system includes one or more floatation modules, each having a first section arid a second section, each having an internal core made of a buoyant material. The first section includes two end faces and a projection extending f...
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WO/2017/185152A1 |
The present invention relates to a device for uncoupling a plug from a pulling head, said device comprising a main body (1) which, in turn, comprises an isolation chamber (32) formed by an isolating wall (31), said isolation chamber (32)...
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WO/2017/182785A1 |
Pipe handling apparatus with an insert (4) configured to be inserted into a pipe to be handled (23). One or more clamping members (19) are moveably mounted relative to the insert. One or more actuators (17) are operable to urge the clamp...
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WO/2017/182781A1 |
Guide apparatus (12) for an elongate member such as a pipeline or pipe. The apparatus (12) comprising a plurality of first elements (10) in the form of rings with central openings (16) through which the elongate member extends. The first...
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WO/2017/178488A1 |
This installation for assembling/dismantling a pumping pipe (2), notably for a works that produces electrical energy from the thermal energy of the oceans, comprising pipe portions (3, 4, 5, 6) assembled with one another, the upper and l...
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WO/2017/179993A1 |
A subsea structure 18 includes a support 6 in the form of a foundation or a supporting structure mounted to a foundation and being for transferring loads to the foundation. A method for installing a pipeline 19 at such a subsea structure...
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WO/2017/168176A1 |
The present invention relates to an apparatus (1) for use in forming a bolted connection between flanges of adjacent conduits of a subsea installation, the apparatus comprising first and second frame members (3, 4) adapted for fitting ar...
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WO/2017/173173A1 |
The present disclosure is directed to loading a helical conveyor for underwater seismic exploration. The system includes a case and a first conveyor having a helix structure provided within the case to support one or more OBS units. The ...
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WO/2017/165926A1 |
A flow modification device connectable to a generally cylindrical element adapted for immersion in a fluid medium is provided. The device comprises an elongate body having a length and a generally circular cross-section; a plurality of r...
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WO/2017/170866A1 |
Provided are a pipe-making apparatus and pipe-making method with which pipe-making is possible while variably adjusting the diameter or circumference of a helix tube even without an internal circumference-regulating body. A pipe-making u...
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WO/2017/160153A2 |
An aspect relates to deformation of an underground conduit. The cross- sectional shape of the conduit is deformed by enlarging a first cross- sectional dimension of the conduit. Another deformation may be established, at least partially ...
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WO/2017/156017A1 |
In accordance with some embodiments, a system includes a line locator and a device configured to communicate through an internet with a server also coupled to the internet. Furthermore, a plurality of line locate transmitters are distrib...
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WO/2017/147656A1 |
An uncoiling trailer (110) is used for uncoiling large, plastic pipe coil (112). The uncoiling trailer uses a re-usable bobbin (130) to secure the pipe coil (112) within the uncoiling or de-coiling trailer (110). A relay or succession of...
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WO/2017/152147A1 |
The present invention is a hydraulic excavation and delivery device capable of hydraulically removing soil overburden from a buried structure, like a pipeline, and delivering an article, such as an electro-mechanical connector for attach...
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WO/2017/148662A1 |
The invention relates to a shoring system (1) for trench shoring for a lowerable pipe (4), having at least two supporting units (2a, 2b) which are spaced apart from one another in the longitudinal direction of the shoring system and inte...
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WO/2017/143398A1 |
A system for directing a composite pipe (11) around an obstruction (21) during formation of the pipe, wherein: a passageway (23) is formed to one side of and beyond the obstruction (21), the composite (pipe 11) is sealed part way along i...
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WO/2017/146582A1 |
The method of installing a subsea pipeline (1 ) having a direct tie-in to a subsea structure (5) comprises landing an end (101 ) of a pipeline on a pipeline landing frame (6) on a surface of a subsea structure (5), the pipeline landing f...
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WO/2017/145900A1 |
Provided is a piping diagnostic device applicable to piping even when the normal data of the piping is difficult to acquire in advance. A piping diagnostic device 1 according to an aspect of the present invention is characterized by comp...
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WO/2017/146593A1 |
There is described herein methods of lining at least one part of a wall of a conduit (10'), and related apparatus and liners. In particular embodiments, a piece of material (1) in the form of a sheet may be provided with adhesive thereup...
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WO/2017/142660A1 |
A rigid riser system including a rigid riser and one or more fatigue performance enhancers. The rigid riser includes a plurality of rigid metal sections welded together to form a plurality of girth weld joints. The one or more fatigue pe...
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WO/2017/142570A1 |
A support assembly and methods relating thereto is disclosed for supporting a pipeline at a height above the ground. In an embodiment, the support assembly has a central axis and includes a vertical pile assembly configured to be coupled...
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WO/2017/139861A1 |
A hang-off insert 28 for hanging-off a flexible elongate subsea element 10 from a surface vessel has a circular loop that comprises circumferentially-spaced support segments. Collectively, the segments define a substantially planar suppo...
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WO/2017/140901A1 |
The invention relates to a connecting element for connecting two segments of a system for pipeline inspection in an articulated manner, comprising a first end (12, 72) and a second end (14, 74); a ball joint seat (16, 76) at the first en...
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WO/2017/132219A1 |
A pipe pulling technique where an adaptor is attached to the end of the pipe prior to the pipe being pulled underground, for example through a drilled hole. Attaching the adaptor to the pipe end prior to the pipe being pulled underground...
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