WO2015071678A2 - Procédés et ensembles de montage pour éléments s'étendant longitudinalement - Google Patents

Procédés et ensembles de montage pour éléments s'étendant longitudinalement Download PDF

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Publication number
WO2015071678A2
WO2015071678A2 PCT/GB2014/053380 GB2014053380W WO2015071678A2 WO 2015071678 A2 WO2015071678 A2 WO 2015071678A2 GB 2014053380 W GB2014053380 W GB 2014053380W WO 2015071678 A2 WO2015071678 A2 WO 2015071678A2
Authority
WO
WIPO (PCT)
Prior art keywords
interface component
longitudinally extensive
locking
service member
protection apparatus
Prior art date
Application number
PCT/GB2014/053380
Other languages
English (en)
Other versions
WO2015071678A3 (fr
Inventor
Gregory VAN HINSBERGH
Original Assignee
Tekmar Energy Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tekmar Energy Limited filed Critical Tekmar Energy Limited
Publication of WO2015071678A2 publication Critical patent/WO2015071678A2/fr
Publication of WO2015071678A3 publication Critical patent/WO2015071678A3/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
    • E21B43/0107—Connecting of flow lines to offshore structures
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/01—Risers
    • E21B17/015—Non-vertical risers, e.g. articulated or catenary-type
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
    • E21B19/004—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling supporting a riser from a drilling or production platform
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
    • B63B27/30—Arrangement of ship-based loading or unloading equipment for transfer at sea between ships or between ships and off-shore structures

Definitions

  • This invention relates to an interface component useful for mounting a
  • the longitudinally extensive member to a location on an offshore structure and to assemblies including the interface component.
  • the longitudinally extensive member can be a longitudinally extensive protection apparatus configured to contain therein a longitudinally extensive service member.
  • the location on the offshore structure can be a location of termination of the longitudinally extensive service member, for connection thereof (or connection of parts thereof) to apparatus or equipment arranged on the offshore structure.
  • the longitudinally extensive service member can be one or more cables, such as cables for the transmission of electricity or fibre optic cables.
  • the longitudinally extensive service member can be a pipe for use in the oil and gas extraction industries, such as a pipe for the transmission of production fluids.
  • the longitudinally extensive protection apparatus can be a flexible pipe or tube which can provide a protective duct for the longitudinally extensive service member.
  • the longitudinally extensive protection apparatus can be formed from a polymeric material.
  • Such cables are commonly laid on, or buried under, the seabed and must follow an ascending path, typically mounted to an offshore foundation of the offshore structure, until the leading end of the cable reaches a height on the offshore structure at which it is secured and at which such connections as required can be made to equipment and/or apparatus arranged on the offshore structure.
  • the cable protection devices are usually provided to protect the cable from damage.
  • the cable protection devices are in the form of l-tubes or J-tubes.
  • l-tubes and J-tubes are well known in the art and need not be described in detail. Broadly, they consist of tubular steel structures, attached to the foundation of the offshore structure, through which the cable is passed, the steel tube thus forming the protection for the cable.
  • the use of l-tubes and J-tubes has disadvantages. Installation of the cable in the l-tube or J-tube can be difficult, requiring apparatus to pull the cable through the l/J tube with considerable pulling force.
  • Imperfections on the interior surface of the l/J tube can cause damage to the cable. Considerable care is required to avoid bending the cable beyond its minimum bend radius (that is, to a radius less than the minimum bend radius), particularly near the point of entry of the cable into the l/J tube at its lower end. Also, the extent of the working life of the cable and of the l/J tube can be different
  • the longitudinally extensive protection apparatus can be in the form of a longitudinally extensive pipe or tube which can form a protective duct for the longitudinally expensive service member when the longitudinally extensive service member is arranged within the duct.
  • the longitudinally extensive protection apparatus can be a flexible pipe or tube and in some preferred embodiments can be formed from a polymeric material.
  • Co-pending applications discuss methods and apparatus for mounting the longitudinally extensive protection apparatus to an offshore foundation and for arranging the longitudinally extensive service member within the longitudinally extensive protection apparatus.
  • the present application is, in particular embodiments, concerned with methods and apparatus for mounting or securing of a leading end of the longitudinally extensive protection apparatus to an offshore structure.
  • such mounting or securing can be effected with the minimum of intervention by personnel on the offshore structure, thereby achieving considerable cost savings.
  • mounting or securing of the longitudinally extensive protection apparatus to the offshore structure is achieved by automatic locking or latching arrangements which engage to secure the leading end of the longitudinally extensive protection apparatus in its position of use when such position is achieved.
  • the engagement to the securing position of said locking or latching arrangements does not, in some preferred embodiments, require intervention by personnel on the offshore structure.
  • mounting or securing of the longitudinally extensive service member to the offshore structure is also achieved by automatic locking or latching arrangements which engage to secure the leading end of the longitudinally extensive service member in its position of use when such position is achieved.
  • the engagement to the securing position of said locking or latching arrangements does not, in some preferred embodiments, require intervention by personnel on the offshore structure.
  • annular interface component of an attachment arrangement configured for attaching respective leading ends of a longitudinally extensive service member and a longitudinally extensive protection apparatus for said service member to an attachment element of an offshore structure, the annular interface component being securable to the leading end of the a longitudinally extensive protection apparatus and including
  • an external locking formation configured to cooperate with a locking formation of the attachment element to retain the interface component in fixed relation to the attachment element
  • an internal locking formation configured to cooperate with a locking formation of a pulling head to maintain the pulling head in releasable fixed relation to the interface component during a pulling operation
  • an internal locking formation configured to cooperate with a locking formation of a leading end of the longitudinally extensive service member to maintain the
  • the annular interface component can comprise a single internal locking formation which is useable sequentially as the internal locking formation configured to cooperate with a locking formation of a pulling head and then the internal locking formation configured to cooperate with a locking formation of a leading end of the longitudinally extensive service member.
  • an assembly comprising an annular interface component, a pulling head and a longitudinally extensive protection apparatus for attachment to an attachment element of an offshore structure of respective leading ends of the longitudinally extensive protection apparatus and of a longitudinally extensive service member arranged within said longitudinally extensive protection apparatus, the annular interface component being secured to the leading end of the longitudinally extensive protection apparatus and the assembly further comprising: a first locking combination effective to retain the interface component in fixed relation to the attachment element,
  • a second locking combination comprising an internal locking formation of the annular interface component and a locking formation of the pulling head which locking formations are configured to cooperate to maintain the pulling head in releasable fixed relation to the interface component during a pulling operation
  • a third locking combination comprising an internal locking formation of the annular interface component and a locking formation of the leading end of the longitudinally extensive service member, said third locking combination being configured to cooperate to maintain the longitudinally extensive service member in fixed relation to the interface component.
  • the assembly can comprise the same internal locking formation of the interface component which cooperates sequentially with the locking formations of the pulling head and of the longitudinally extensive service member to form said second and third locking combinations.
  • an assembly comprising an annular interface component, an attachment element of an offshore structure, a longitudinally extensive protection apparatus and a longitudinally extensive service member arranged within said longitudinally extensive protection apparatus
  • annular interface component being secured to the leading end of the longitudinally extensive protection apparatus and comprising
  • the first locking combination can comprise an external locking formation of the annular interface component and a locking formation of the attachment element which locking formations can cooperate to retain the interface component in fixed relation to the attachment element.
  • the longitudinally extensive protection apparatus can comprise a flexible pipe or tube.
  • the longitudinally extensive protection apparatus can be formed from a polymeric material.
  • the annular interface component can be formed from a metallic material.
  • the first locking combination can comprise at least one snap ring mounted to one of said external locking formation of the interface
  • snap ring can be retained at an inwardly directed face of the attachment element and the annular groove can be formed in the interface component.
  • the annular interface component can include a tapered leading end configured to expand the snap ring prior to reception of the snap ring into the annular groove.
  • the second locking combination can comprise a snap ring mounted to one of said internal locking formation of the annular interface component and said locking formation of the pulling head and an annular groove for receiving said snap ring formed in the other of said internal locking formation of the annular interface component and said locking formation of the pulling head.
  • the assembly can further comprise a line or cable extending within the longitudinally extensive protection apparatus from the pulling head to the leading end of the longitudinally extensive service member and configured for pulling the longitudinally extensive service member through the longitudinally extensive protection apparatus.
  • a fourth aspect of the present invention there is provided a method of securing a longitudinally extensive protection apparatus configured to contain a
  • Figure 1 is a schematic illustration of an offshore structure including a longitudinally extensive protection apparatus according to embodiments of the invention
  • Figure 2 shows an annular interface component suitable for use in embodiments of the invention
  • Figure 3 shows an assembly of an attachment element of an offshore structure, a pulling head, an interface component and a longitudinally extensive protection apparatus suitable for use in embodiments of the invention
  • Figure 4 shows a perspective view of a supporting flange or attachment element suitable for use in embodiments of the invention
  • Figure 5 shows a cross section though a supporting flange suitable for use in embodiments of the invention
  • Figure 6 shows a cross section through an assembly of a supporting flange and an annular interface component suitable for use in embodiments of the invention.
  • Figure 7 shows an assembly of an attachment element of an offshore structure, an interface component, a longitudinally extensive protection apparatus and a
  • an offshore structure 100 can include a foundation 110 which can be mounted to the seabed 10 and can extend above the water surface 20.
  • Offshore structure 100 can include one or more platform levels 140 or the like typically arranged at or above an upper part of foundation 1 10. Platform levels 140 can provide access for personnel to work on the offshore structure such as at times of installation of the offshore structure or of components, apparatus and equipment which can be disposed on the offshore structure 100.
  • the offshore structure can be a wind turbine generator (WTGs) structure, or apparatus such as a collection station or substation associated with an offshore wind energy field including a plurality of WTGs.
  • WTGs wind turbine generator
  • the offshore structure can be an installation or facility associated with offshore oil or gas extraction, such as a rig.
  • the offshore structure can be mounted to the seabed.
  • the offshore structure can be a floating structure such as a floating oil or gas rig or a wind turbine generator on a floating foundation.
  • Platform levels 140 can also provide a location for termination on the offshore structure 100 of a leading end of a longitudinally extensive protection apparatus 200.
  • the longitudinally extensive protection apparatus 200 can be a longitudinally extensive pipe or tube.
  • the longitudinally extensive pipe or tube can be flexible.
  • the flexible pipe or tube 200 can be formed from a polymer material such as high density polyethylene.
  • the longitudinally extensive pipe or tube can be unitary. In other preferred embodiments the longitudinally extensive pipe or tube can comprise a plurality of conjoined sections.
  • Longitudinally extensive protection apparatus 200 can, in some embodiments, provide a longitudinally extensive flexible protective duct which can contain longitudinally extensive service member 400 such as one or more electricity transmission cables, one or more fibre optic cables or a pipe for the transmission of fluids.
  • longitudinally extensive service member 400 can be at least one electricity transmission cable and/or at least one fibre optic cable.
  • Termination of the longitudinally extensive protection apparatus at a platform level 140 can in some embodiments of the invention require the provision of termination apparatus or equipment 300 by which the longitudinally extensive protection apparatus can be secured to the offshore structure 100.
  • the termination apparatus 300 can be configured to bear the weight of the longitudinally extensive protection apparatus hanging from the offshore structure 100 below the platform 140.
  • the platform level 140 and the parts and components of the termination apparatus 300 can each be configured so that the termination apparatus can support the weight of the longitudinally extensive protection apparatus 200 when said apparatus 200 is hanging from the termination apparatus 300 below the platform level 140.
  • Termination apparatus 300 can also in embodiments of the invention provide a termination for the longitudinally extensive service member 400 contained in the longitudinally extensive protection apparatus 200.
  • a leading end of the longitudinally extensive service member 400 may also be secured to the termination apparatus 300.
  • FIG. 3 shows in more detail a termination apparatus 300 according to
  • Figure 3 illustrates a stage at which the longitudinally extensive protection apparatus 200 has been secured in a mounting assembly to the platform level 140, and prior to the securing there of the longitudinally extensive service member 400.
  • a supporting flange 150 forming an attachment element, can be mounted to the platform level 140.
  • Supporting flange 150 can be secured to the platform level 140 by any suitable means known in the art.
  • Supporting flange 150 can define an annular passageway 152 in which an annular interface component 160 can, ultimately, be received.
  • supporting flange 150 can include in annular passageway 152 an annular groove or recess 154 which accommodates a snap ring or locking ring 156.
  • Snap ring 156 can be radially expandable when subject to an appropriately radially directed force and can return to its non-expanded condition when not, or when no longer, subject to such force. Suitable snap rings can be obtained, for example, from Smalley Steel Ring Company, Illinois, USA.
  • Interface component 160 is of annular form and can have a leading end 165 and a trailing end 167 portion. Trailing end portion of interface component 160 can be secured for use to a leading end 220 of a longitudinally extensive protection apparatus 200.
  • the longitudinally extensive protection apparatus can, in embodiments of the invention be a flexible pipe or tube, such as a polymeric pipe or tube.
  • Interface component can, in some preferred embodiments of the invention include at the trailing end 167 an annular longitudinally directed groove or recess 163 which can accommodate the leading end 220 of the longitudinally extensive protection apparatus 200 therein.
  • the annular interface component 160 can be secured to said leading end 220 by any suitable means. For example the leading end 220 can be bonded to the interface component 160 with a suitable adhesive, whether or not the leading end 220 is received in a recess 163.
  • Interface component can preferably be formed from a metallic material and can therefore provide the tight tolerances which are desirable for the use of snap rings.
  • the interface component 160 can have an outer surface 162, a major portion 164 of which can be cylindrical.
  • a leading end portion 166 of the outer surface 162 can be tapered inwardly, that is, tapered towards the longitudinal axis of the annular interface component 160.
  • An annular groove 168 can be formed in outer surface 162.
  • annular groove 168 can be configured to receive snap ring 156 of the supporting flange 150. Snap ring 156 can enter the groove 168 when the annular interface component 160 is suitably positioned with respect to the supporting flange 150. When the snap ring 156 enters the groove 168, the annular interface component 160 is held in fixed relation to the supporting flange 150.
  • snap ring 156 and grooves 168 and 154 can thus form a locking or latching combination by which the annular interface component 160 and the supporting flange 150 can be maintained in fixed relation.
  • snap ring 156 can be accommodated in groove 168 of the annular interface component 160.
  • snap ring 156 can be radially contracted when subjected to a suitable radially inward force and can return to its non-contracted condition when not, or when no longer, subject to such force.
  • Annular groove 154 can be configured to receive the snap ring 156 which is accommodated in the groove 168 of the interface component 160.
  • Snap ring 156 can enter the groove 154 when the annular interface component 160 is suitably positioned with respect to the supporting flange 150.
  • the annular interface component 160 is held in fixed relation to the supporting flange 150.
  • snap ring 156 and grooves 154 and 168 can thus form a locking or latching combination by which the annular interface component 160 and the supporting flange 150 can be maintained in fixed relation.
  • the annular interface component can be bonded, such as by adhesive, to the supporting flange 150.
  • Such bonding can be supplementary to the above described locking or latching combination.
  • such bonding can be the only means by which annular interface component 160 and the supporting flange 150 are retained in their respective positions.
  • the adhesive bond can be the locking or latching combination.
  • Annular interface component 160 can also comprise, in accordance with some preferred embodiments of the invention, an internal through bore or passageway 170, a major part of which can be defined by an inner cylindrical wall 172.
  • a further annular groove or recess 174 can be formed in inner cylindrical wall 172.
  • the groove 174 can be formed near to the leading end 165 of the interface component 160.
  • a plurality of longitudinal recesses or voids 176 can be formed in said cylindrical wall 172. Voids 176 can open at leading end 165 and can extend longitudinally towards trailing end 167 to an extent sufficient to intersect the annular groove 174.
  • a pulling head 180 In an initial phase of the mounting of the longitudinally extensive protection apparatus to the offshore structure 100, a pulling head 180, or a main body 181 portion thereof, can be disposed within the passageway 170 of the annular interface component 160. At least the part of the pulling head 180 which is received within the passageway 170 (typically the body portion 181) can have a cylindrical outer surface 183. Pulling head 180 can preferably be formed from a metallic material. When the pulling head 180 (typically the body portion 181 thereof) is received in the passageway 170, outer cylindrical surface 183 is arranged in juxtaposition with the inner cylindrical wall 172 of the passageway 170 and can be in contacting relation therewith.
  • a leading part 182 of pulling head 180 can typically extend forwardly of the interface component 160.
  • Leading part 182 can include a pulling eye 184 or functionally equivalent fixture for connection of a cable or line by means of which the pulling head can be pulled using a crane, winch or such like attached to a remote end of the cable.
  • Trailing end portion 186 of the pulling head 180 can have attached thereto a further pulling eye 188 or functionally equivalent component which can be attached to a cable or line 190 for pulling the longitudinally extensive service member 400 into the longitudinally extensive protection apparatus 400, as will be described further below.
  • Cylindrical outer surface 183 can have defined therein an annular groove or recess 185 which can receive a snap ring or locking ring 186.
  • Snap ring 186 can be
  • Suitable snap rings can be obtained, for example, from Smalley Steel Ring
  • Snap ring 186 can enter the groove 185 when the pulling head 180 is suitably positioned with respect to the interface component 160. When the snap ring 186 enters the groove 185, the pulling head 180 is held in fixed relation to the interface component 160. Thus snap ring 186 and grooves 174, 185 can thus form a locking or latching combination by which the pulling head 180 and the interface component 160 can be maintained in fixed relation.
  • cylindrical outer surface 183 can have defined therein an annular groove or recess 185 which can accommodate a snap ring or locking ring 186.
  • Snap ring 186 can be radially contractable when subject to an appropriately radially inwardly directed force and can return to its non-expanded condition when not, or when no longer, subject to such force.
  • Snap ring 186 can be received in annular groove or recess 174 of interface component 160. Suitable snap rings can be obtained, for example, from Smalley Steel Ring Company, Illinois, USA.
  • Snap ring 186 can enter the groove 174 when the pulling head 180 is suitably positioned with respect to the interface component 160. When the snap ring 186 enters the groove 174, the pulling head 180 is held in fixed relation to the interface component 160. Thus snap ring 186 and grooves 185, 174 can thus form a locking or latching combination by which the pulling head 180 and the interface component 160 can be maintained in fixed relation.
  • groove 174 of the interface component 160 may be absent.
  • Snap ring 186 can be accommodated in groove 185 of the pulling head and maintained in a compressed state until the pulling head 180 is pulled through the passageway 170 of the interface component to an extent that the snap ring 186 ceases to be constrained by the inner surface of passageway 170. Snap ring 186 can then expand radially and prevent reverse movement of the pulling head downwardly through the passageway since in its expanded state the snap ring cannot pass upper surface 178 of the annular interface component 160.
  • This embodiment can be advantageous in not requiring machining of groove 174 in the interface component 160.
  • the pulling head 180 can be secured via a cable or the like to a pulling device such as a winch.
  • Pulling head 180 can be received into passageway 170 of interface component 160 and can be secured in fixed relation to the interface component 160 by cooperation of the snap ring 186 with the respective grooves 174 and 185.
  • Pulling head 180 can be attached to longitudinally extensive protection apparatus 200, in particular so that the leading end 220 of the longitudinally extensive protective apparatus 200 is received in annular groove 163.
  • Pulling head 180 can then be pulled by operation of the cable and pulling device to approach the platform level 140 from below. Pulling head can thus enter the passageway 152 of the supporting flange 150 from the underside of the platform level 140.
  • Annular interface component 160 is attached to the pulling head and accordingly can enter the passageway 152 of the support flange 150. As the annular interface component 160 moves through the passageway tapered leading end portion 166 can engage and expand the snap ring 156. Further upward movement of the pulling head can align the groove 168 with the snap ring 156 and the snap ring 156 can thus enter the groove 168. Further upward or downward movement of the annular interface component can thus be prevented.
  • Further pulling eye 188 of pulling head 180 can be attached to a pulling line or cable 190 which can be attached at its end remote from the pulling head 180 to a leading end part 410 of the longitudinally extensive service member 400.
  • the pulling line 190 can pass through the longitudinally extensive protection apparatus 200 and accordingly further movement of the pulling head 180 away from the platform level 140 can cause the longitudinally extensive service member to be drawn into the longitudinally extensive protection apparatus.
  • Leading end part 410 of the longitudinally extensive service member 400 can be provided with a second pulling head to facilitate pulling of the longitudinally extensive service member through the longitudinally extensive protection apparatus.
  • Leading end 410 of the longitudinally extensive service member 400 can further comprise an annular groove 412.
  • Leading end 410 can have an external dimension and profile which is sized and shaped to conform to the internal dimension and profile of the passage 170 of the interface component 160.
  • snap ring 186 can then enter the annular groove 412 of said leading end 410.
  • the leading end 410 of the longitudinally extensive service member 400 can be retained in its intended position of use in fixed relation to the interface component 160 and consequently in fixed relation to the offshore structure 100.
  • snap ring 186 and annular groove 412 can thus form a locking or latching combination by which the annular interface component 160 and the leading end of the longitudinally extensive service member can be maintained in fixed relation.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Bridges Or Land Bridges (AREA)
  • Supports For Pipes And Cables (AREA)

Abstract

L'invention concerne un élément d'interface annulaire d'un système de fixation conçu pour fixer des extrémités avant respectives d'un élément de service s'étendant longitudinalement et un appareil de protection s'étendant longitudinalement pour ledit élément de service à un élément de fixation d'une structure offshore. L'élément d'interface annulaire peut être fixé à l'extrémité avant de l'appareil de protection s'étendant longitudinalement et peut comprendre une formation de verrouillage externe conçue pour coopérer avec une formation de verrouillage de l'élément de fixation pour retenir l'élément d'interface en relation fixe avec l'élément de fixation, une formation de verrouillage interne étant conçue pour coopérer avec une formation de verrouillage d'une tête de traction pour maintenir la tête de traction en relation fixe amovible avec l'élément d'interface pendant une opération de traction, et une formation de verrouillage interne conçue pour coopérer avec une formation de verrouillage d'une extrémité avant de l'élément de service s'étendant longitudinalement pour maintenir l'élément de service s'étendant longitudinalement en relation fixe avec l'élément d'interface.
PCT/GB2014/053380 2013-11-15 2014-11-14 Procédés et ensembles de montage pour éléments s'étendant longitudinalement WO2015071678A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1320250.2A GB201320250D0 (en) 2013-11-15 2013-11-15 Mounting methods and assemblies for longitudinally extensive members
GB1320250.2 2013-11-15

Publications (2)

Publication Number Publication Date
WO2015071678A2 true WO2015071678A2 (fr) 2015-05-21
WO2015071678A3 WO2015071678A3 (fr) 2015-10-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2014/053380 WO2015071678A2 (fr) 2013-11-15 2014-11-14 Procédés et ensembles de montage pour éléments s'étendant longitudinalement

Country Status (2)

Country Link
GB (1) GB201320250D0 (fr)
WO (1) WO2015071678A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017191474A1 (fr) * 2016-05-05 2017-11-09 Tekmar Energy Limited Procédés et ensembles de montage pour des éléments s'étendant longitudinalement

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3729941A (en) * 1971-09-07 1973-05-01 Brown & Root Method and apparatus for laying pipeline
US3967462A (en) * 1975-03-10 1976-07-06 Lockheed Petroleum Services Ltd. Method and apparatus for joining a subsea pipeline to an offshore platform riser
NO325132B1 (no) * 2004-03-31 2008-02-04 Aker Subsea As Konnektor
GB0709274D0 (en) * 2007-05-15 2007-06-20 Featherstone Jeremy J R Devices for deploying underwater cables and methods of deployment thereof
FR2931867B1 (fr) * 2008-05-30 2010-08-13 Technip France Dispositif de montage d'une ligne flexible sur une structure ,installation et procede associes.
US8573305B2 (en) * 2009-07-24 2013-11-05 Deep Sea Technologies, Inc. Pull-head release mechanism for bend stiffener connector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017191474A1 (fr) * 2016-05-05 2017-11-09 Tekmar Energy Limited Procédés et ensembles de montage pour des éléments s'étendant longitudinalement

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Publication number Publication date
WO2015071678A3 (fr) 2015-10-08
GB201320250D0 (en) 2014-01-01

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