EP2288789B1 - Dispositif d'extraction d'un materiau situe au fond d'une etendue d'eau, installation d'extraction, et procede associe - Google Patents
Dispositif d'extraction d'un materiau situe au fond d'une etendue d'eau, installation d'extraction, et procede associe Download PDFInfo
- Publication number
- EP2288789B1 EP2288789B1 EP09742262.0A EP09742262A EP2288789B1 EP 2288789 B1 EP2288789 B1 EP 2288789B1 EP 09742262 A EP09742262 A EP 09742262A EP 2288789 B1 EP2288789 B1 EP 2288789B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- assembly
- water
- expanse
- transport pipe
- point
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 68
- 239000000463 material Substances 0.000 title claims description 48
- 238000000605 extraction Methods 0.000 title claims description 29
- 238000009434 installation Methods 0.000 title claims description 13
- 238000000034 method Methods 0.000 title claims description 8
- 238000007667 floating Methods 0.000 claims description 4
- 239000011435 rock Substances 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 238000004873 anchoring Methods 0.000 claims 3
- 238000005070 sampling Methods 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/10—Pipelines for conveying excavated materials
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/8833—Floating installations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/8858—Submerged units
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/005—Equipment for conveying or separating excavated material conveying material from the underwater bottom
-
- 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
- E21C—MINING OR QUARRYING
- E21C50/00—Obtaining minerals from underwater, not otherwise provided for
Definitions
- the present invention relates to a device for extracting a material situated at the bottom of a body of water according to the preamble of claim 1.
- Such devices are particularly intended for the mining of submarine bottoms, or the earthworks of submarine soils for the establishment of hydrocarbon production facilities.
- FR-A-2,467,283 a device.
- This device comprises a surface installation carried by a ship and a bottom assembly.
- the bottom assembly comprises a base station and an extraction vehicle traveling on the seabed and connected to the base station by a flexible link designated by the English term "jumper".
- EP 0 063 911 discloses a petroleum fluid operating facility in the bottom of the body of water that does not include means for removing material from the bottom of the body of water.
- DE 199 02 33 discloses a material removal plant on the bottom of the body of water according to the preamble of claim 1.
- An object of the invention is therefore to obtain a device for extracting a material located at the bottom of a body of water that is safer and less expensive to operate.
- the subject of the invention is a device according to claim 1.
- the device according to the invention may comprise one or more of the features of claims 2 to 7.
- the invention also relates to a plant for extracting a material located at the bottom of a body of water according to claim 8 or 9.
- the invention further relates to a method according to claim 10.
- the method according to the invention may comprise one or more of the features of claims 11 and 12.
- An extraction plant 10 according to the invention is shown on the Figures 1 to 4 .
- This facility is intended to collect materials located at the bottom of a body of water 12 such as a sea, an ocean, or a lake.
- the body of water 12 rests on a bottom 14 delimited by solid material comprising rocks and / or sediments.
- the purpose of the device 10 is to carry out, for example, earthworks on the bottom 14 with a view to setting up a hydrocarbon exploitation facility, or to withdraw ores deposited on the bottom 14 with a view to making them available. subsequent exploitation at surface 16 of the body of water 12.
- the installation 10 comprises a submerged extraction device 18 and a surface assembly 20 intended to collect, process and store the material taken and raised to the surface by the extraction device 18.
- the entire surface 20 is carried by a ship 22 floating on the body of water.
- the extraction device 18 comprises a bottom assembly 24 for taking the material on the bottom 14 of the water body 12, a transport pipe 26 connecting the bottom assembly 24 to the surface assembly 20 and , according to the invention, a buoyancy assembly 28 mounted around at least one upper region of the transport pipe 26 to ensure its maintenance in a substantially vertical configuration in the body of water 12.
- the extraction device 18 also comprises functional lines 30 for supplying the bottom assembly 24 and for injecting gas into the line 26.
- the bottom assembly 24 comprises a base station 32, excavating means 34A, 34B, movable relative to the base station 32, and an anchor 36 for attaching the base station 32 to the bottom 14 of the base station 32. water body 12.
- the base station 32 is intended to be placed in the vicinity of the bottom 14, away from it during the exploitation of the materials.
- the base station 32 includes equipment (not shown) for pumping and treating the sampled material, such as, for example, pumps or filters, and control means for the excavating means 34A, 34B. It may also comprise means for temporarily storing the material taken by the excavating means 34A, 34B.
- the excavating means 34A, 34B comprise, on the left in the drawing, an excavating vehicle 38 and a flexible link 40 connecting the excavating vehicle 38 to the base station 32, and to the right in the drawing, an excavation crane 42, associated with means 44 for receiving and processing the material, placed on the bottom 14 of the water body 12 and connected to the base station 32 by a second flexible link 46.
- the excavating vehicle 38 is intended to move on the bottom 14 to collect material. It comprises means 48 of autonomous movement on the bottom 14, and means 50 for taking the material capable of digging, scraping or drilling the material constituting the bottom 14 and transporting it to the flexible link 40.
- the flexible link 42 is sometimes referred to as the "jumper". It is formed of a hose having an upper end connected to the base station 32 and a lower end connected to the vehicle 38 to take the material from the sampling means 50. It delimits internally a material flow opening opening in view of the sampling means 50 and in the base station 32 to connect to the transport pipe 26.
- the crane 42 is deployable and operable from the ship 22 at the surface. It comprises a clip 52 for taking the material on the bottom 14, and a cable 53 for deploying and moving the clip 52 to descend it from the ship 22 towards the bottom 14 and to move it relative to the bottom 14.
- the excavating means 34B further comprises a jack hammer secured to the clamp 52 or a jack hammer deployed from the ship 22 at the surface by an additional cable deployment and displacement.
- the reception means 44 are described for example in the French application no. 07 56579 of the Applicant.
- They comprise an adjustable support support 54 placed on the bottom of the body of water, provided with a crusher / crusher and a funnel for receiving the sampled material.
- the clamp 52 of the crane 42 is movable relative to the support 54 between a material withdrawal position in contact with the bottom 14 of the expanse of water, and a position of discharge of the material into the support 54.
- the second flexible link 46 is of similar structure to that of the first flexible link 40.
- the anchor 36 comprises a fixing stud in the bottom of the body of water and a connecting cable to the base station 32.
- the station 32 is thus held above the fixing pad a few meters away. distance from the bottom 14.
- the transport pipe 26 extends substantially vertically in the water body 12 between a first point 60, located at its lower end and connected to the base station 32, and a second point 62 located at its upper end and connected. removably on the surface assembly 20.
- Line 26 comprises, with reference to the Figure 1 , a rigid lower portion 64, a flexible upper portion 66 and a connecting connection 68 between the rigid portion and the flexible portion.
- the conveying duct 26 defines internally, over its entire length taken between the first point 60 and the second point 62, an inner continuous circulation lumen 70 of the material, intended to convey the material taken from the bottom 14 of the expanse. water from base station 32 to surface assembly 20.
- the rigid lower portion 64 comprises a butt joint of sections 72 of rigid metal tubes.
- the maximum radius of curvature of the rigid pipe is less than 12 m and in particular less than 10 m.
- the lower portion 64 extends along an axis AA 'substantially vertical between the connection 68 and the station. base 32 regardless of the configuration of the flexible upper portion 66.
- the lower portion 64 is further provided with two stiffeners 73 located in the vicinity of the connector 68.
- the connector 68 is located at a depth of between 1 m and 200 m below the surface 16.
- the flexible upper portion 66 is made based on a flexible conduit 74 having a minimum radius of curvature greater than 12 m.
- the flexible upper portion 66 is thus able to deform between an S-connected configuration in which it is connected to the surface assembly 20 as shown in FIG. Figure 1 , and an u-shaped disassembled configuration in which it is disconnected from the surface assembly 20 and extends downwardly parallel to the rigid portion 64, as shown in FIG. Figure 4 .
- the second point 62 is maintained connected to the surface assembly 20 above the connector 68.
- the flexible conduit 74 forms from the connector 68 to the second point 62, an elbow 75A directed upwardly. , a bend 75B directed downwards, then a substantially vertical section 75C.
- the flexible upper portion 66 is provided, in the vicinity of the first point 62, with a retrieval cable 80 having a buoy 82 floating at the surface at the upper end of the cable 80.
- the flexible upper portion 66 is devoid of cable 80 and buoy 82.
- the first point 62 is then adapted to rest in the body of water 12 or the bottom 14 of the body of water when is disconnected from the surface set 20.
- the functional lines 30 include power and / or hydraulic power transmission lines 90, and information transport lines for feeding the excavating devices 34A, 34B and the base station 32, and at least one line 92. injecting gas into the inner lumen 70 of the transport pipe 26 for conveying the material from the base station to the surface assembly 20.
- the transport lines 90 are made for example in the form of umbilicals with a free upper section relative to the pipe 26, an intermediate section fixed along the pipe 26 facing the rigid portion 64 and a lower free section with respect to the pipe 26 connecting the intermediate section respectively to the excavating vehicle 38 and to the support 54.
- the buoyancy assembly 28 comprises a plurality of buoys 96, 98 distributed axially along the transport pipe 26.
- the transport pipe 26 thus comprises a first group of buoys 96 mounted coaxially around the lower part 64 and a second group of buoys 98 mounted around the flexible upper part 66.
- the buoys 96, 98 are for example made of waterproof foam and are fixed axially around the pipe 26 by means of clamps, as described in the patent application.
- GB 2,288,205 from the English company CRP.
- the buoys 96, 98 are distributed over substantially the entire length of the pipe 26.
- the buoys 96, 98 are arranged only on an upper region of the pipe 26 in the vicinity of the connection 68, defining on the rigid lower portion 64 and on the flexible upper portion 66 regions without buoys 96, 98 in length. greater than 50% of the length of line 26.
- the upper region provided with buoys 96, 98 has a buoyancy greater than the buoyancy of the other regions of the pipe 26.
- the buoys 96, 98 are sized to maintain the rigid portion 64 substantially vertical in the body of water 12 in compensation for the weight of the pipe 26 and the fluid possibly contained in this pipe, in the case where the second point 62 is connected. to the surface assembly 20 or when the second point 62 is disconnected from the surface assembly 20, in the absence of vertical traction on the second point 62.
- the buoys 96, 98 thus exert on the duct 26 an upward force greater than the force resulting from the difference between, on the one hand, the weight of the duct 26 and its contents, and on the other hand, the thrust Archimedes exercising on the conduct 26.
- the buoyancy assembly 28 comprises a single buoy 96 made from a hollow hull totally immersed in the expanse of water.
- the single buoy is disposed vertically above the connector 68 and is connected to the connector 68 by a chain.
- the surface assembly 20 comprises means 100 for receiving, decanting and treating the material received from the transport pipe 28, means 102 for supplying power and / or hydraulic power and for controlling or excavating means 34A. 34B and means 104 for injecting gas into the line 92.
- the extraction device 18 is assembled sequentially and descended to the bottom 14 of the body of water.
- the base station 32 and the excavation means 34A, 34B are progressively lowered towards the bottom 14 of the water body 12 from the vessel 22 by successive assembly of the pipe sections 72 forming the lower part. rigid 64 of the transport pipe 26.
- the buoys 96 are mounted regularly around the pipe sections 72 and are wedged axially around these tubes 72 to form the buoyancy assembly 28.
- the connector 68 is mounted at the upper end of the rigid lower portion 64.
- the flexible pipe 74 provided with the buoys 98 is then assembled and lowered into the body of water 12 to form the flexible upper portion 66 of the pipe transport 26, which occupies its configuration connected to the surface assembly 20.
- the functional lines 30 are unwound from rotary drums placed on the ship 22 and are lowered simultaneously with the transport pipe 26.
- the anchor 36 When the base station 32 is located a few meters above the bottom 14 of the body of water 12, the anchor 36 is put in place and its attachment stud is immobilized in the bottom 14 of the extension of 'water.
- the buoys 96, 98 and the buoyancy assembly 28 generating an upward pulling force on the upper region of the transport pipe 26 provided with the buoys 96, 98, and the anchor 36 generating a retaining force of the lower end 60 of the transport pipe 26 near the bottom 14 of the extension water 12, the rigid lower portion 64 of the transport pipe 26 spontaneously aligns and permanently along a substantially vertical axis AA 'between the anchor 36 and the connection 68.
- the flexible upper portion 66 adopts a wave-shaped conformation which absorbs the local displacements of the vessel 20 relative to the rigid portion 64.
- the excavation means 34A, 34B are then activated to collect material on the bottom 14 of the water body 12 and to bring the material taken through the respective flexible lines 40, 46 to the base station 32 .
- the sampled material is raised through the inner lumen 70 of the transport pipe 26 between the base station 32 and the reception and processing means 100 on the surface assembly 20, in particular under the effect of the injected gas. by the gas injection line 92 in the lumen 70, and / or by centrifugal pumps mounted on the base station 32 or on the base of the anchor 36.
- the first point 62 can be disconnected very quickly from the surface assembly 20 to be placed away from the ship 22 in the body of water 12, so that the upper portion 66 occupies its disassembled configuration illustrated by the Figure 3 .
- the ship 22 can quickly move away from the extraction device 18, especially when a storm agitates the body of water 12.
- the transport pipe 26 remains substantially vertical in the body of water 12, in particular in the rigid lower part 64 between the base station 32 and the coupling 68, as illustrated by FIG. Figure 4 .
- the second point 62 of the pipe when it is to be reconnected to a surface assembly 20, it can be towed on a ship 22 to the surface 16 via the fishing line 80 which can be gripped using of the buoy 82.
- the extraction device 18 according to the invention can therefore be left permanently immersed in the body of water 12 in a substantially vertical configuration, without having to go up in a ship 22 when not in use.
- the extraction device 18 when it is equipped with excavating means 34B comprising a crane 42 secured to the ship associated with means 44 for receiving treatment of the material placed on the bottom of the extension of water, has a large radius of intervention on the bottom 14 of the body of water, even when the second point 62 is kept connected to the surface assembly 20, and when the anchor 36 is held stationary on the bottom 14 of the body of water.
- the clamp 52 located at the lower end of the crane 42 is adapted to treat, in projection on the bottom 14, a disk-shaped surface 130 centered on the ship 22.
- the vessel 22 can rotate 360 ° about the axis A-A ', allowing a treatment of an annular surface 132 centered on the axis A-A', by correspondingly displacing the support support 54 to place it in the disc-shaped surface 130.
- the extent of the annular treatment surface 132 about the axis AA ' is defined by the S-shaped configuration of the flexible upper portion 66.
- the flexible upper portion 66 occupies its S-shaped configuration, it is able to be displaced by the ship 22 between a radially contracted position, represented on the Figure 5 wherein the second point 62 connected to the surface assembly 20 is positioned in the vicinity of the vertical axis AA 'of the rigid lower portion 64, and a radially expanded position, shown in FIG. Figure 5 wherein the second point 62 is further from the vertical axis AA 'of the lower portion 64.
- the angle ⁇ formed by a vertical axis BB 'passing through the second point 62 and the upper portion of the flexible upper part 66 is less than -10 ° and is for example between -15 ° and - 20 °.
- the ship 22 is then placed in the vicinity of the axis AA 'and defines with the crane 42, the minimum radius Dmin of the annular intervention surface 132.
- the angle ⁇ formed by the vertical passing through second point 62 and the vertical section is greater than 10 °, is for example between 12 ° and 20 °.
- the ship 22 is then placed further away from the axis AA 'and defines with the crane 42, the maximum radius Dmax of the annular intervention surface 132.
- the surface assembly 20 of a first vessel 22 is used to collect the material from the transport pipe 26 until a given quantity of material is received by the receiving and processing means 100 of the first ship 22.
- a second vessel (not shown), which has available material storage means is then brought opposite the extraction device 18 and the first point 62 of the pipe is then connected to the surface assembly 20 of the second vessel .
- the transport pipe 26 is flexible over substantially its entire length and each functional line 30 is arranged around the transport pipe 26 to form a flexible pipe as described in the French application no. 07 56579 of the Application resse.
- the transport pipe 26 and each functional line 30 are jointly deployable between a rest configuration wound on a winding drum placed on the laying ship 22 and a configuration deployed towards the bottom 14 of the extension of water 12.
- the extraction device 18 is moved as a whole, after the second point 62 has been disconnected from the surface assembly 20, from a first anchor point of the anchor 36 on the bottom 14 of the body of water to a second anchor point of the anchor 36 on the bottom 14 of the body of water, without reassembling the pipe 26 and the bottom assembly 24 on the surface assembly 20.
- a vessel (not shown) carrying a crane is used to partially lift the pipe 26 and the anchor 36 away from the bottom 14 at the first anchor point, by gripping the pipe 26 for example at the
- the ship then conveys the extraction device 18 to the second anchor point, where the pipe 26 and the anchor 36 are lowered to place the anchor 36 in contact with the bottom 14.
- the pipe 26 and the anchor 36 remain immersed under the surface 16 of the body of water 12 during transport between the first anchor point and the second anchor point.
- the buoyancy provided by the buoyancy assembly 28 facilitates the lifting of the extraction device 18 and allows its transport by keeping the rigid lower portion 64 substantially vertical.
- the flexible upper portion 66 occupies a catenary configuration in the connected configuration.
- the anchor 26 is for example of the type suction anchor ("suction pile” in English) or gravity base type of gravity anchor ("gravity base”).
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Earth Drilling (AREA)
- Extraction Or Liquid Replacement (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0852357A FR2929638B1 (fr) | 2008-04-08 | 2008-04-08 | Dispositif d'extraction d'un materiau situe au fond d'une etendue d'eau, installation d'extraction, et procede associe |
PCT/FR2009/050599 WO2009136064A1 (fr) | 2008-04-08 | 2009-04-07 | Dispositif d'extraction d'un matériau situé au fond d'une étendue d'eau, installation d'extraction, et procédé associé |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2288789A1 EP2288789A1 (fr) | 2011-03-02 |
EP2288789B1 true EP2288789B1 (fr) | 2018-05-30 |
Family
ID=40329289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09742262.0A Active EP2288789B1 (fr) | 2008-04-08 | 2009-04-07 | Dispositif d'extraction d'un materiau situe au fond d'une etendue d'eau, installation d'extraction, et procede associe |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP2288789B1 (pt) |
JP (1) | JP5390593B2 (pt) |
BR (1) | BRPI0911059B1 (pt) |
DK (1) | DK2288789T3 (pt) |
FR (1) | FR2929638B1 (pt) |
MX (1) | MX2010011122A (pt) |
NZ (1) | NZ588463A (pt) |
PT (1) | PT2288789T (pt) |
WO (1) | WO2009136064A1 (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110258687A (zh) * | 2019-05-30 | 2019-09-20 | 浦江县鑫隆自动化设备有限公司 | 一种用于深水区域的淤泥清理装置 |
Families Citing this family (13)
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US8657531B2 (en) | 2010-03-16 | 2014-02-25 | Technip France | Installation method of flexible pipe with subsea connector, utilizing a pull down system |
KR101766307B1 (ko) * | 2010-06-18 | 2017-08-23 | 노틸러스 미네랄즈 퍼시픽 피티 리미티드 | 해저 채광을 위한 시스템 |
FR2974585B1 (fr) | 2011-04-27 | 2013-06-07 | Technip France | Dispositif d'extraction de materiau solide sur le fond d'une etendue d'eau et procede associe |
BR112013031949A2 (pt) * | 2011-06-16 | 2016-12-20 | Wellstream Int Ltd | conjunto de tubo de subida e método |
GB2495286B (en) * | 2011-10-03 | 2015-11-04 | Marine Resources Exploration Internat Bv | A method of recovering a deposit from the sea bed |
WO2013090976A1 (en) | 2011-12-23 | 2013-06-27 | Nautilus Minerals Pacific Pty Ltd | A disconnectable method and system for seafloor mining |
KR20140087317A (ko) * | 2012-12-28 | 2014-07-09 | 재단법인 포항산업과학연구원 | 라이저 |
SG10201902911YA (en) * | 2019-04-01 | 2020-11-27 | Keppel Marine & Deepwater Tech Pte Ltd | Apparatus and method for seabed resources collection |
CN110206545B (zh) * | 2019-05-17 | 2020-06-16 | 中国海洋大学 | 深海采矿机器人浮力随动调节系统 |
NO347161B1 (en) * | 2021-10-22 | 2023-06-19 | Granfoss As | Dredging system and method for dredging |
CN113982590B (zh) * | 2021-12-27 | 2022-03-22 | 中国海洋大学 | 一种浮力自升式传输多金属结核系统及方法 |
CN114622915A (zh) * | 2022-05-11 | 2022-06-14 | 中国地质大学(北京) | 一种多金属结核流态化采矿系统 |
CN116537791A (zh) * | 2023-05-04 | 2023-08-04 | 中国科学院广州能源研究所 | 基于清洁能源平台的交替步进深海采矿系统及方法 |
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2008
- 2008-04-08 FR FR0852357A patent/FR2929638B1/fr not_active Expired - Fee Related
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2009
- 2009-04-07 DK DK09742262.0T patent/DK2288789T3/en active
- 2009-04-07 PT PT09742262T patent/PT2288789T/pt unknown
- 2009-04-07 EP EP09742262.0A patent/EP2288789B1/fr active Active
- 2009-04-07 WO PCT/FR2009/050599 patent/WO2009136064A1/fr active Application Filing
- 2009-04-07 BR BRPI0911059A patent/BRPI0911059B1/pt active IP Right Grant
- 2009-04-07 MX MX2010011122A patent/MX2010011122A/es active IP Right Grant
- 2009-04-07 NZ NZ588463A patent/NZ588463A/xx active IP Right Revival
- 2009-04-07 JP JP2011503477A patent/JP5390593B2/ja active Active
Non-Patent Citations (1)
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110258687A (zh) * | 2019-05-30 | 2019-09-20 | 浦江县鑫隆自动化设备有限公司 | 一种用于深水区域的淤泥清理装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2009136064A1 (fr) | 2009-11-12 |
MX2010011122A (es) | 2010-11-30 |
FR2929638B1 (fr) | 2010-05-14 |
PT2288789T (pt) | 2018-10-12 |
JP2011520046A (ja) | 2011-07-14 |
BRPI0911059B1 (pt) | 2018-11-06 |
BRPI0911059A2 (pt) | 2015-12-29 |
EP2288789A1 (fr) | 2011-03-02 |
DK2288789T3 (en) | 2018-09-17 |
FR2929638A1 (fr) | 2009-10-09 |
JP5390593B2 (ja) | 2014-01-15 |
NZ588463A (en) | 2013-04-26 |
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