WO2015197875A1 - Ensemble colonne montante de prise d'eau - Google Patents

Ensemble colonne montante de prise d'eau Download PDF

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Publication number
WO2015197875A1
WO2015197875A1 PCT/EP2015/064954 EP2015064954W WO2015197875A1 WO 2015197875 A1 WO2015197875 A1 WO 2015197875A1 EP 2015064954 W EP2015064954 W EP 2015064954W WO 2015197875 A1 WO2015197875 A1 WO 2015197875A1
Authority
WO
WIPO (PCT)
Prior art keywords
water intake
riser
intake riser
water
injection system
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/EP2015/064954
Other languages
English (en)
Other versions
WO2015197875A8 (fr
Inventor
Michalakis Efthymiou
Guido Leon Kuiper
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shell Internationale Research Maatschappij BV
Shell USA Inc
Original Assignee
Shell Internationale Research Maatschappij BV
Shell Oil Co
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 Shell Internationale Research Maatschappij BV, Shell Oil Co filed Critical Shell Internationale Research Maatschappij BV
Priority to BR112016029224-3A priority Critical patent/BR112016029224B1/pt
Priority to AU2015279061A priority patent/AU2015279061B2/en
Priority to AP2016009584A priority patent/AP2016009584A0/en
Priority to BR112016029224D priority patent/BR112016029224A8/pt
Publication of WO2015197875A1 publication Critical patent/WO2015197875A1/fr
Publication of WO2015197875A8 publication Critical patent/WO2015197875A8/fr
Anticipated expiration legal-status Critical
Priority to AU2018202624A priority patent/AU2018202624B2/en
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/12—Heating; Cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/448—Floating hydrocarbon production vessels, e.g. Floating Production Storage and Offloading vessels [FPSO]

Definitions

  • the present invention relates to water intake riser assembly.
  • the invention further relates to an off-shore structure from such a water riser assembly is suspended, a method of setting up such a water intake riser assembly, a method of producing a liquefied hydrocarbon stream and a method of producing a vaporous hydrocarbon stream.
  • Water riser assemblies are known from the prior art, for instance from WO2012/066040 and WO2010/085302.
  • WO2010/085302 discloses a marine system including a Floating Liquefied Natural Gas (FLNG) plant on/in a surface of the ocean.
  • the FLNG plant may cool and liquefy natural gas to form LNG, or alternatively heat and gasify LNG .
  • a water riser assembly is suspended from the FLNG plant to take in cold water at depth and convey the cold water upward to the FLNG plant.
  • the water riser assembly comprises tubular structures projecting downwardly into the ocean and connected together with a plurality of spacers.
  • the spacers have openings through which respective ones of the tubular structures are disposed.
  • One of the tubular structures may serve as a structural support or structural riser for the spacers.
  • One or more tubular structures of an array or grouping connected with FLNG plant may be used to bring water from the ocean to the plant. In one example nine tubular structures are arranged in a three-by-three rectangular array .
  • the tubular structures used for bringing water from the ocean to the plant may suffer from marine growth on the inside and may clogg over time. Filters are provided on each of the bottoms of the tubular structures. However, marine growth cannot be prevented by these filters. Clogging and blockage of the water intake should preferably be avoided at all times as it results in less effective operation of the FLNG plant and expensive cleaning operations.
  • a water intake riser assembly that is suspendable from an off-shore structure, comprising at least one water intake riser stretching along a length direction, the at least one water intake riser comprising, seen in the length direction, a proximal end comprising suspension means and a distal end comprising a water-intake section, the water intake section being in fluid communication with the proximal end, wherein the at least one water intake riser comprises an injection system for injecting an anti-fouling agent into the water intake riser.
  • the off-shore structure may be a floating structure, such as a floating LNG-plant .
  • the LNG plant may be a plant for liquefying a vaporous hydrocarbon containing feed stream and/or for gasifying a liquefied hydrocarbon stream.
  • the LNG plant may cool and liquefy natural gas to form LNG and/or heat and gasify LNG.
  • the injection system is provided to add anti-fouling agent to the water taken in by the water-intake section.
  • the anti-fouling agent prevents marine growth development inside the water intake riser and the cooling water system connected thereto.
  • the anti-fouling agent may be sodium hypochlorite (NaCIO) or hypochlorite.
  • anti-fouling agents may be used as well.
  • the water intake riser can be made by a plurality of riser segments which are connected to each other to form a conduit, forming the fluid communication between the water intake section and the proximal end.
  • the water intake risers and possibly the structural riser may be formed as a tubular conduit.
  • the water intake riser may have any suitable length, for instance a length of more than 100 meters, more than 200 metres or more than 300 meters.
  • the injection system has one or more injection outlets inside the water intake riser.
  • the injection system comprises one or more injection inlets for receiving the anti-fouling agent.
  • the one or more injection inlets are in fluid communication with the one or more injection outlets which are positioned inside the water intake riser to inject the anti-fouling agent into the water intake riser.
  • a distributor may be provided to distribute the anti-fouling agent over the injection outlets.
  • the injection system comprises a ring-shaped nozzle, wherein the injection outlets are positioned on an inner perimeter of the ring-shaped nozzle.
  • the water intake riser may be formed as a tubular conduit having a diameter D tU buiar conduit ⁇
  • the ring-shaped nozzle has a diameter that is in the range of 0.8 - 1.0 times the diameter of the water intake riser: 0.8D wate r intake riser ⁇ Dnozzie ⁇ 1.0
  • the ring-shaped nozzle comprises a ring-shaped channel or distributor forming the fluid communication between the one or more injection inlets and the one or more injections outlets.
  • the injection outlets may be uniformly distributed along the inner perimeter of the ring-shaped nozzle.
  • the number of injection outlets may be greater than 12, for instance in the range of 12 - 24 injection outlets.
  • the injection outlets and/or the ring-shaped channel may also have non-uniform dimensions to ensure a uniform inflow of anti-fouling agent along the perimeter.
  • a ring-shaped nozzle ensures a uniform distribution of the fluid throughout the flow area of the water intake riser.
  • the injection system has one or more injection outlets positioned at a distal portion of the water intake riser.
  • the injection outlets e.g. the ring-shaped nozzle is thus positioned at the distal portion of the water intake riser, i.e. nearby the distal end, e.g. less than 10 or 5 times the diameter of the water intake riser D wate r intake riser away from the distal end.
  • the injection system is for instance positioned somewhere along the water intake section or directly downstream thereof.
  • the injection system has one or more injection outlets positioned along the upper edge of the water intake section or downstream of the water-intake section .
  • the water intake section may be formed by a perforated sleeve or filter having a length along the central axis of the water intake riser of approximately 1 - 10 times the diameter of the water intake riser D wate r intake riser.
  • the injection outlets e.g. the ring-shaped nozzle, may thus be positioned downstream of the water-intake section of the water intake riser. This prevents the agent from
  • the injection outlets are preferably positioned along the upper edge of the water intake section to ensure that the anti-fouling agent is effective in the major part, e.g. more than 90%, of the length of the water intake riser.
  • the injection outlets are preferably positioned less than one diameter downstream of the water intake riser D wate r intake riser downstream or above the water-intake section.
  • the injection system is fluidly connected to an anti-fouling supply unit.
  • the anti-fouling supply unit may be a vessel comprising the anti-fouling agent.
  • the anti-fouling supply unit may further comprise a mixing device for mixing the anti-fouling agent with water to prepare a required concentration.
  • the anti-fouling supply unit may further comprise a pump to transport the anti-fouling agent to the injection system.
  • the anti-fouling supply unit is preferably located on the off-shore structure where the water intake riser is suspended from.
  • the at least one injection system is in fluid connection with an associated anti-fouling supply line wherein the respective anti-fouling supply lines extend in the length direction along the water intake riser assembly .
  • the anti-fouling supply lines run along the length of the water intake riser assembly between the proximal end and the distal end of the water intake riser assembly, connecting the anti-fouling supply unit to the injection systems.
  • the anti-fouling supply unit is typically positioned on the off-shore structure the water intake riser assembly is suspended from.
  • the water riser assembly comprises a plurality of water intake risers projecting downwardly into the water and being connected together to form a bundle by a plurality of spacers.
  • the spacers have openings, formed as guiding sleeves, through which respective ones of the water intake riser are disposed.
  • the guiding sleeves guide the respective water intake risers during building and lowering.
  • the spacers keep the risers together to form a bundle but prevent the risers from colliding.
  • the spacers may be positioned on predetermined positions along the length direction of the water intake riser assembly.
  • One riser may be provided which serves as structural support for the spacers.
  • This riser which may or may not be arranged to take in water, is referred to as the structural riser.
  • the structural riser is typically positioned in the middle of the bundle.
  • the bundle may for instance comprise eight water intake risers and one structural riser, arranged in a three by three matrix with the structural riser
  • a plurality of water intake risers may be arranged in a circular pattern, the structural riser being positioned in the middle.
  • the respective anti-fouling supply lines run through the structural riser.
  • the structural riser may comprise one or more anti- fouling supply lines for the respective injection systems of the respective water intake risers.
  • the supply lines are at the proximal end connectable to the anti-fouling supply unit on the off-shore structure and at the distal end connected or connectable to the respective injection systems.
  • the water intake riser assembly may be suspended from the off-shore structure in any suitable manner.
  • the anti-fouling supply lines may be provided inside the hose.
  • the distal end of the structural riser may comprise a bottom interface, formed as a bottom plate with one or more openings through which the anti-fouling supply lines are connected or connectable to the respective injection systems.
  • the connection may be established by means of (flexible) conduits.
  • the (flexible) conduits may be connected using divers or preferably by means of a remotely operated
  • ROV underwater vehicle
  • the respective anti-fouling supply lines running through the structural riser and the respective injection systems are in fluid communication by (flexible) conduits, such as flying leads.
  • the conduits which may be flexible conduits are arranged to transport anti-fouling agent from the anti-fouling supply lines to the injection systems.
  • the (flexible) conduits are with one end connected to the respective anti-fouling supply line and with the other end to the respective injection inlet .
  • the water intake riser assembly comprises a first water intake riser and a second water intake riser generally stretching side by side along the length direction, wherein the water intake section of the first water intake riser is positioned a first distance Di away in the length direction from the proximal end of the first water intake riser and wherein the water intake section of the second water intake riser is positioned a second distance D 2 away in the length direction from the proximal end of the second water intake riser, wherein D i > D 2 .
  • the distal ends of the water intake risers are positioned at different depths.
  • the water intake risers are thus provided in a staggered configuration.
  • a first sub-set may have water intake sections at the first distance and the second sub-set may have water intake sections at the second
  • the first distance is thus greater than the second distance. If the length of the water intake section is L W i S , D i is preferably at least equal to the second distance plus the length of the water intake section: D i ⁇ D 2 +L W i S , such that the water intake sections do not overlap in the length direction .
  • the water intake risers in the water intake riser assembly serve to convey water taken in via the water intake section at the distal portion to the proximal portion.
  • the water intake riser assembly may be based on a bundle of more than two water intake risers, for instance eight or nine water intake risers arranged in a rectangular cross sectional pattern at least having one water intake riser at each of the four corners and one water intake riser between sets of two of the corners.
  • the water intake risers may be arranged in a concentric and/or circular pattern. By increasing the number of water intake risers, the operational risk of blockage may be further reduced.
  • the water intake risers may have water intake sections at two staggered heights.
  • the water intake riser assembly further comprises a structural riser, wherein the distal end of the structural riser is a distance D str ucturai away in the length direction from the proximal end of the structural riser and the distal end of the longest water intake riser is a second distance D longest wir away in the length direction from the proximal end of the water intake riser, wherein D str ucturai > Di ongest tone ir .
  • the distal end of the structural riser is thus at the same depth or below the distal end of the longest water intake riser when suspended from the floating structure.
  • This connection is typically made when the water intake riser assembly is in its operating position, i.e. suspended in a vertical and at least largely submerged position.
  • the distal end of the structural riser is now easily accessible by divers or ROV s .
  • the injection system of the first water intake riser is connected to the anti-fouling supply line by means of a (flexible) conduit and the
  • a further (flexible) conduit e.g. flying lead, may be provided to fluidly connect the injection system of the first and second water intake risers.
  • an off-shore structure from which a water riser assembly according to any one of the preceding claims is suspended.
  • the off-shore structure may be a floating structure, such as a floating LNG plant.
  • the LNG plant may be a plant for liquefying a vaporous hydrocarbon containing feed stream and/or for gasifying a liquefied hydrocarbon stream.
  • a method of setting up a water intake riser assembly wherein the water intake riser assembly comprises at least one water intake riser stretching along a length direction comprising an injection system for injecting an anti-fouling agent into the water intake riser and wherein the water intake riser assembly further comprises a structural riser with at least one anti-fouling supply line running through the structural riser, wherein the method comprises:
  • conduit e.g. flexible conduits
  • the water intake riser assembly may be as described above and may comprise a plurality of water intake risers with associated water intake sections and injection systems.
  • the method may comprise providing a plurality of (flexible) conduits to provide fluid connections between each injection system and a respective anti-fouling supply line.
  • the water intake riser assembly comprises a first water intake riser with a first injection system and a second water intake riser with a second injection system, wherein the first and second water intake risers are generally stretching side by side along the length direction, wherein the method further comprises
  • a further conduit e.g. a flexible conduit to provide a fluid connection between the second injection system and the first injection system.
  • the first water intake riser may be longer than the second water intake riser, the first water intake section being at a greater depth than the second water intake section.
  • a method of producing a liquefied hydrocarbon stream comprising:
  • a water intake riser assembly comprising an injection system for injecting an anti-fouling agent into the water intake riser;
  • the water intake riser assembly may be as defined above.
  • the method may comprise supplying an anti-fouling agent to the injection system.
  • a method of producing a vaporous hydrocarbon stream comprising:
  • a water intake riser assembly comprising an injection system for injecting an anti-fouling agent into the water intake riser;
  • the water intake riser assembly may be as defined above.
  • the method may comprise supplying an anti-fouling agent, to the injection system.
  • an anti-fouling agent to the injection system.
  • a variety of suitable installations and line ups are available in the art for regasification or vaporisation of previously liquefied hydrocarbons streams and adding heat to such a liquefied hydrocarbon stream, and need not be further explained herein.
  • Figures la-lc schematically show a floating liquefied natural gas plant provided with a water intake riser
  • FIGS. 2a-2c schematically show partial views of the water intake riser assembly according to different
  • FIGS la - lc illustrate an example of a marine system 100 in which embodiments of the present invention may be implemented.
  • the marine system 100 in this example includes an off-shore structure 102 on/in a surface of the ocean 104, here represented in the form of a floating structure.
  • the off-shore structure 102 may comprise a Floating Liquefied Natural Gas (FLNG) plant as one example.
  • FLNG Floating Liquefied Natural Gas
  • the FLNG plant may cool and liquefy natural gas, or alternatively heat and vaporize LNG .
  • the hardware needed for cooling and/or heating are not shown and will not be discussed in more detail here.
  • a water intake riser assembly 105 is suspended from the off-shore structure 102.
  • the water intake riser assembly 105 may be used to bring water from the ocean to the off-shore structure 102.
  • the water intake riser assembly 105 as shown in Fig. la comprises a bundle 106 of water risers 106A, 106B. All but one of the risers may be water intake risers 106A and one may be a structural riser 106B.
  • the structural riser 106B carries the spacers 110 through which the water intake risers 106A are guided to prevent the risers 106A, 106B from colliding, while keeping the risers 106A, 106B bundled.
  • the water intake risers 106A take in cold water at depth, and convey the cold water upward to the off-shore structure 102.
  • the cold water may be input to heat exchangers (not shown) to add or remove heat to/from a process performed on the off-shore structure 102.
  • Heated or cooled ocean water from the outlet of the heat exchangers may be discharged back into the ocean at the surface, or alternatively conveyed back to depth with a discharge system (not shown) .
  • the risers 106A, 106B generally stretch side by side along a length direction. Seen in the length direction, each of the risers have a proximal portion, followed by a
  • the lowest part of the distal portion is referred to as the distal end.
  • the part of the proximal portion connected to the floating structure 102 is referred to as the proximal end.
  • the distal end of the water intake riser assembly hangs free from the ocean floor 103.
  • the proximal portion comprises suspension means by which the tubular conduit is suspended from the off shore structure 102. Due to the ocean current, the risers 106A, 106B may deflect from vertical, up to around 20 degrees or so (not shown) . To accommodate for such deflection, the risers 106A, 106B may be suspended from the off-shore structure through a swivel joint, a ball joint, a riser hanger, or other
  • the distal portions of the water intake risers 106A comprise a water intake section 111.
  • the water intake section 111 may be formed as a perforated sleeve or filter and is shown and discussed in more detail in Fig.'s 2a - 2c further below .
  • the water-intake sections 111 of the different water intake risers 106A may be positioned in a staggered orientation. This can best be seen in Fig. lb, showing the structural riser 106B, surrounded by water intake risers 106A. In total eight water intake risers 106A are present.
  • the risers 106A, 106B are arranged in a three by three matrix with the structural riser 106B positioned in the middle and eight water intake risers 106A arranged in a square around the structural riser 106B, of which five are visible in Fig. lb.
  • Fig. la shows an anti-fouling supply unit positioned on the off-shore structure 102 comprising an anti-fouling storage or vessel 201 and a pump 202.
  • the pump 202 is in fluid connection with the anti-fouling storage or vessel 201 and is arranged to pump the anti-fouling agent to the respective injection systems via associated anti-fouling supply lines 203 and (flexible) conduits 204.
  • the anti- fouling supply lines 203 extend in the length direction L along the water intake riser assembly 105, preferably through the structural riser 106B. At the distal end of the
  • the anti-fouling supply lines 203 are connected to the injection system via (flexible) conduits 204.
  • Fig. 2a shows an exploded view of a water intake section 111 of a water intake riser 106A.
  • the water intake section 111 comprises a (tubular) side wall circumferencing around the length axis stretching in the length direction of the water intake riser 106A.
  • a flow passage is defined in the length direction L.
  • Water intake openings 112 are provided as a plurality of through holes through the side wall. The water intake openings are distributed along the water intake section 11, in particular along the length and the circumference of the water intake sections 111.
  • Each through hole defines a transverse access port into the flow passage and during operation allows a transversely directed flow of cold water from the ocean into the flow passage .
  • the perforated wall of the water intake section 11 may be made of carbon steel with a steel grade of X70 or equivalent thereto.
  • the distal portion of the water intake riser 106 may comprise a shoe piece 113 at the distal end to provide a rounded tip, which facilitates guiding the water intake riser through the spacers when lowering the water intake riser into position.
  • the distal portion of some, e.g. four of the eight, water intake risers 106A extend further in the length direction L, than the remaining water intake risers 106A.
  • the injection system comprises an injection inlet 206 to receive anti-fouling agent and a plurality of injection outlets 205 to inject anti-fouling agent into the water intake riser 106A.
  • the injection inlet 206 to receive anti-fouling agent and a plurality of injection outlets 205 to inject anti-fouling agent into the water intake riser 106A.
  • 206 is in fluid communication with a (flexible) conduit 204.
  • the distributor comprises a ring-shaped nozzle, with the
  • injection outlets 205 positioned on the inner perimeter of the ring-shaped nozzle.
  • FIG. 2a shows an injection system with a distributor which comprises two ring-shaped nozzles 207 positioned at different heights along the water intake riser 106A.
  • the two ring-shaped nozzles 207 are fluidly connected by a conduit 208, which also may comprise injection outlets 205.
  • the embodiment shown in Fig. 2b only comprises a single ring-shaped nozzle 207 positioned along the upper edge of the water intake section.
  • the water intake risers 106A may be provided in a staggered configuration with water intake sections at different depths.
  • a first and second water intake riser 106A are shown, the first water intake risers 106A having its water intake section at a lower position than the water intake section of the second water intake riser 106A.
  • the distal end of the structural riser 106B is shown at the same depth as the longest water intake riser 106A, but it may also be located at a deeper position.
  • the injection system of the first water intake riser 106A is connected to the anti-fouling supply line 118 running through the
  • the water intake riser assembly is set up by first suspending the water intake assembly from the off-shore structure 102 and subsequently connecting the anti-fouling supply lines 118 to the anti-fouling vessel 201 and to the respective injection systems by (flexible) conduits 204.
  • water may be pumped to the floating structure 102 via the respective water intake risers 106A while anti- fouling agent is transported from the anti-fouling vessel 201 via the anti-fouling supply line 118 and one or more
  • the water intake riser assembly as described above may be used to supply process water to any process carried out on the off-shore structure.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Catching Or Destruction (AREA)
  • Nozzles (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Earth Drilling (AREA)

Abstract

L'invention concerne un ensemble colonne montante de prise d'eau (105) qui peut être suspendu à une structure au large (102). L'ensemble comprend au moins une colonne montante de prise d'eau (106A-B) s'étendant le long d'une direction en longueur. L'au moins une colonne montante de prise d'eau comprend, observée dans le sens de la longueur, une extrémité proximale comprenant un moyen de suspension et une extrémité distale comprenant une section de prise d'eau (111). La section de prise d'eau est en communication fluidique avec l'extrémité proximale. L'au moins une colonne montante de prise d'eau comprend un système d'injection pour injecter un agent anti-encrassement dans la colonne montante de prise d'eau. L'agent anti-encrassement empêche une croissance marine dans la colonne montante de prise d'eau.
PCT/EP2015/064954 2014-06-26 2015-07-01 Ensemble colonne montante de prise d'eau Ceased WO2015197875A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BR112016029224-3A BR112016029224B1 (pt) 2014-06-26 2015-07-01 Conjunto de riser de entrada de água, método de ajustamento de um conjunto de riser de entrada de água, método de produção de um fluxo de hidrocarboneto liquefeito e método de produção de um fluxo de hidrocarboneto vaporoso
AU2015279061A AU2015279061B2 (en) 2014-06-26 2015-07-01 Water intake riser assembly
AP2016009584A AP2016009584A0 (en) 2014-06-26 2015-07-01 Water intake riser assembly
BR112016029224D BR112016029224A8 (pt) 2014-06-26 2015-07-01 conjunto de riser de entrada de água
AU2018202624A AU2018202624B2 (en) 2014-06-26 2018-04-16 Water intake riser assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14174109 2014-06-26
EP14174109.0 2014-06-26

Publications (2)

Publication Number Publication Date
WO2015197875A1 true WO2015197875A1 (fr) 2015-12-30
WO2015197875A8 WO2015197875A8 (fr) 2016-09-29

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PCT/EP2015/064954 Ceased WO2015197875A1 (fr) 2014-06-26 2015-07-01 Ensemble colonne montante de prise d'eau

Country Status (4)

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AP (1) AP2016009584A0 (fr)
AU (2) AU2015279061B2 (fr)
BR (2) BR112016029224A8 (fr)
WO (1) WO2015197875A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3196115A1 (fr) * 2016-01-19 2017-07-26 Shell Internationale Research Maatschappij B.V. Installation flottante
US10967949B2 (en) 2016-11-10 2021-04-06 Single Buoy Moorings, Inc. Seawater intake riser interface with vessel hull

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117432027A (zh) * 2023-10-27 2024-01-23 中国水产科学研究院渔业机械仪器研究所 一种海上深层取水装置及方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008017937A1 (fr) * 2006-08-09 2008-02-14 Emstec Gmbh & Co Kg Améliorations concernant des tuyaux d'aspiration d'eau
WO2012066040A1 (fr) * 2010-11-18 2012-05-24 Shell Internationale Research Maatschappij B.V. Ensemble colonne montante de prise d'eau pour une structure marine, procédé de production d'un courant d'hydrocarbure liquéfié et procédé de production d'un courant d'hydrocarbure à l'état de vapeur

Patent Citations (2)

* Cited by examiner, † Cited by third party
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WO2008017937A1 (fr) * 2006-08-09 2008-02-14 Emstec Gmbh & Co Kg Améliorations concernant des tuyaux d'aspiration d'eau
WO2012066040A1 (fr) * 2010-11-18 2012-05-24 Shell Internationale Research Maatschappij B.V. Ensemble colonne montante de prise d'eau pour une structure marine, procédé de production d'un courant d'hydrocarbure liquéfié et procédé de production d'un courant d'hydrocarbure à l'état de vapeur

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3196115A1 (fr) * 2016-01-19 2017-07-26 Shell Internationale Research Maatschappij B.V. Installation flottante
US10967949B2 (en) 2016-11-10 2021-04-06 Single Buoy Moorings, Inc. Seawater intake riser interface with vessel hull

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AU2015279061B2 (en) 2018-03-15
BR112016029224B1 (pt) 2022-04-26
BR112016029224A2 (pt) 2017-08-22
WO2015197875A8 (fr) 2016-09-29
AP2016009584A0 (en) 2016-11-30
AU2015279061A1 (en) 2017-01-05
BR112016029224A8 (pt) 2021-04-20
AU2018202624B2 (en) 2020-02-27
AU2018202624A1 (en) 2018-05-10

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