CN105840197A - Exploitation system and exploitation process for deep-sea poly-metallic nodule - Google Patents
Exploitation system and exploitation process for deep-sea poly-metallic nodule Download PDFInfo
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- CN105840197A CN105840197A CN201610180025.3A CN201610180025A CN105840197A CN 105840197 A CN105840197 A CN 105840197A CN 201610180025 A CN201610180025 A CN 201610180025A CN 105840197 A CN105840197 A CN 105840197A
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- ore deposit
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- submersible sewage
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- 238000000034 method Methods 0.000 title description 9
- 230000008569 process Effects 0.000 title description 2
- 238000005065 mining Methods 0.000 claims abstract description 51
- 239000010865 sewage Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000007791 liquid phase Substances 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 201000008827 tuberculosis Diseases 0.000 claims description 11
- 241000209094 Oryza Species 0.000 claims description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims description 10
- 235000009566 rice Nutrition 0.000 claims description 10
- 239000007790 solid phase Substances 0.000 claims description 10
- 239000013535 sea water Substances 0.000 claims description 9
- 238000007667 floating Methods 0.000 claims description 5
- 238000013019 agitation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010907 mechanical stirring Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C50/00—Obtaining minerals from underwater, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The invention discloses an exploitation system for deep-sea poly-metallic nodules. The exploitation system includes a mine collecting sub system and a mine raising sub system, and a control system controlling operation of the mine collecting sub system. The mine collecting sub system includes a submarine mining robot, an umbilical cable and a mine collecting groove. The mine raising sub system includes a submersible sewage pump, a mine raising soft tube, an exploitation platform and at least one separator arranged on the exploitation platform. Two ends of the mine raising soft tube are respectively connected to the mine collecting sub system and the submersible sewage pump. The submersible sewage pump is connected to a liquid phase outlet of the separator through a pipeline and is arranged at the water depth of 160-300 m. Through the principle of connected vessels, height differential pressure is generated through water suction and discharge by the submersible sewage pump, wherein the submarine poly-metallic nodules collected and sorted by the submarine mining robot are directly conveyed to the floating-caisson exploitation platform through the mine raising soft tube without impellers in the pump and are sorted and filtered through the separators, thereby achieving continuous work of mine collecting, mine sorting, mine raising and mine storage.
Description
Technical field
The present invention relates to a kind of surface, seabed mining mineral resource technology, be specifically related to the exploitation of a kind of deep sea polymetallic nodule
System and production practice.
Background technology
Polymetallic nodules mainly compose the bottom sediment top layer that there is 3000-6000 rice, have extraction value according to a preliminary estimate
Being about 70,000,000,000 tons, Ji Kuang and Yang Kuang is technology most crucial in recovery process and ingredient.At present, domestic and international many metals
Tuberculosis recovery method mainly has continuous chain to use stratagems, mortar pump hydraulic pipe lift method and air rise act method etc..Continuous chain bucket type is opened
Adopting is to utilize winch to drive the rope chain hanging with many bailing buckets constantly seabed polymetallic nodules to be adopted on workboat, but this
There is the shortcoming such as mining efficiency and resource recovery is low, sea-floor relief requirement is smooth, hawser easily winding in method.And mortar pump waterpower
Pipeline lift method is to be arranged on by pump on the ore-raising pipe road of the depth of water about 1000 meters, and the potential energy by sea water promotes, its
Advantage is that technique is simple, efficiency is high, but the defect of this technique is that tuberculosis causes the abrasion of impeller and the broken of tuberculosis by pump
With differentiation.It is by defeated pipe road that air rises the exploitation of act formula, utilizes pressure-air target polymetallic nodules with connecting mud band water from seabed
Be transported to earth's surface, and when sea water advanced be more than 3000 meters time, then need to configure Wind Volume height blast air compressor machine, under the double-walled that enters
The drilling rod degree of depth is more than 1000 meters, exists and takes the shortcomings such as ore deposit speed is low, energy expenditure is big, cost of winning is high.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of producing capacity is strong, tuberculosis particle diameter is big, the life-span
Grow, overhaul deep sea polymetallic nodule mining system convenient, that can exploit continuously and corresponding production practice.
For achieving the above object, the present invention is by the following technical solutions:
The mining system of a kind of deep sea polymetallic nodule, it includes collecting ore deposit subsystem, raising ore deposit subsystem and to described collection ore deposit
System carries out the control system that operation controls, and wherein, described collection ore deposit subsystem includes undersea mining robot, umbilical cables and collection
Ore deposit groove, described in raise ore deposit subsystem and include submersible sewage pump, raise ore deposit flexible pipe, production platform and at least one be positioned on production platform
Separator, described in raise the two ends of ore deposit flexible pipe and be connected with described collection ore deposit subsystem and described submersible sewage pump respectively, described submersible sewage pump passes through
Pipeline is connected with the liquid-phase outlet of described separator.
Preferably: described submersible sewage pump is positioned at depth of water 160-300 rice.
Preferably: in described mining collecting trough, be provided with mechanical stirring device.
Preferably: in described mining collecting trough, be provided with jet desliming device.
Preferably: described undersea mining robot uses four wheel crawler independent suspensions.
Preferably: described separator is provided with vortex sieve and filter screen.
Preferably: the filtering accuracy of described filter screen is less than 1mm.
Preferably: described production platform is floating box type production platform.
Preferably: described mining system also includes extracting boat and for the polymetallic nodules by the solid-phase outlet of separator
It is delivered to the conveyer belt on described extracting boat.
Another object of the present invention, a kind of utilizes what deep sea polymetallic nodule exploited by mining system as above to open
Excavating technology, it comprises the following steps
1) undersea mining robot by umbilical cables and is raised ore deposit flexible pipe transfers to the 3000-6000 rice of seabed, controlling system
Under the effect of system, seafloor robot carries out polymetallic nodules collection in seabed, and is mixed by the muddy water of the polymetallic nodules collected
Compound is sent into after mechanical agitation and jet desliming and is raised in the flexible pipe of ore deposit;
2) polymetallic nodules raised in the flexible pipe of ore deposit carrying out solid-liquid separation, isolated low solid phase sea water is through being positioned at the depth of water
Return after submersible sewage pump circulation at 160-300 rice and drain into sea, and store isolated solid-phase multi metal tuberculosis
The beneficial effects of the present invention is, the mining system of the present invention, to sea-floor relief without particular/special requirement, can substantially realize
Full landform operation.Polymetallic nodules can realize exploitation continuously under conditions of without pump, can increase substantially the life-span of pump,
Reducing impeller to the abrasion of tuberculosis and destruction, meanwhile, the particle diameter of tuberculosis is not limited by submersible sewage pump caliber.
Accompanying drawing explanation
Fig. 1 shows the structural representation of mining system of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further.
As it is shown in figure 1, the mining system of deep sea polymetallic nodule of the present invention includes: collection ore deposit subsystem, Yang Kuangzi
System and control system.Wherein, described collection ore deposit subsystem includes undersea mining robot 1, umbilical cables and mining collecting trough, institute
Stating umbilical cables can be that the offer of described undersea mining robot 1 is transferred, power transports, instruction controls transmission, video signal transmission
Deng, the ore body gathered then can be connected mud band water by blanket type strand suction effect and send into collection in the lump by described undersea mining robot 1
Ore deposit groove.In the present invention, described undersea mining robot 1 can use four wheel crawler independent suspensions, and each Athey wheel can
Thering is provided and drive, have good obstacle detouring, more ditch performance so that mining operations is not limited by sea-floor relief, basic realization exists
Freely walking of the full landform in seabed.Further, described mining collecting trough is provided with mechanical stirring device and jet desliming device,
Ore body mud mixture in mining collecting trough is sent into after mechanical agitation and jet desliming process and is raised ore deposit subsystem.
Described ore deposit subsystem of raising includes submersible sewage pump 2, raises ore deposit flexible pipe 3, production platform 4 and be positioned on production platform 4 extremely
A few separator 6, wherein, described in raise the bottom of ore deposit flexible pipe 3 and be connected with undersea mining robot 1, for the many metals in seabed
Return the passage providing stable in tuberculosis, and there is certain flexibility and stroke, can be with undersea mining robot 1 in sea
Bottom row is walked, described in raise ore deposit flexible pipe 3 and use short connection type steel wire rope load-bearing, use Flange joint between flexible pipe;Described separator 6
It is connected with the described other end raising ore deposit flexible pipe 3, for the polymetallic nodules that will raise in ore deposit flexible pipe 3 in the solidliquid mixture of conveying
Separating with sea water, in the present invention, described separator 6 includes vortex sieve and filter screen 61, wherein, described filter screen
The filtering accuracy of 61 is less than 1mm.Bottom stayed by described vortex sieve after being sieved by ore body bigger for particle diameter, pass through subsequently
Filter screen 61 ore body less for particle diameter is crossed filter cake to bottom separator 6 so that ore body and sea water are separated.Separator
6 isolated low solid phase sea water are inhaled in submersible sewage pump 2 by pipeline and are circulated.How golden the isolated solid phase of separator 6 is
Genus tuberculosis then can be transported to extracting boat 7 by conveyer belt 5 and store.In the present invention, described production platform 4 uses floating
Box design, has location linkage and compensation of undulation function, and by least one separator 6 being arranged on production platform,
Can realize but in separator 6, polymetallic nodules are collected full or time separator 6 breaks down, it is possible to cut in the case of not termination of pumping
Shift to another set of separator 6, and then realize the seriality of exploitation.Especially, in the present invention, described submersible sewage pump 2 is pacified
It is put at depth of water 160-300 rice, utilizes law of connected vessels, produce certain height pressure difference by the water-pumping/draining of submersible sewage pump 2,
The gravitional force of sea water overcomes management lose along stroke pressure and raise outer density pressure differential in ore deposit flexible pipe 3, by undersea mining robot
The 1 seabed polymetallic nodules gathering sorting, are delivered directly to floating box type without the impeller of pump exploit by raising ore deposit flexible pipe 3
Platform 4, decreases the polymetallic nodules destruction to impeller.
Additionally, the control system in described mining system, it can control undersea mining robot 1 according to predetermined path row
Walk and carry out Ji Kuang, extracting boat 7 then have provide for underwater installation deposit, lay/reclaim, operation supporting and maintenance,
Store the functions such as Ore.
The step utilizing present invention mining system as above to exploit seabed polymetallic nodules includes:
1) undersea mining robot 1 by umbilical cables and is raised ore deposit flexible pipe 3 transfers to the 3000-6000 rice of seabed, in control
Under the effect of system processed, seafloor robot 1 carries out polymetallic nodules collection in seabed, and by the polymetallic nodules that collect
Mud mixture is sent into after mechanical agitation and jet desliming and is raised in ore deposit flexible pipe 3;
2) raise the polymetallic nodules in ore deposit flexible pipe 3 to be sent in separator 6, sequentially pass through vortex sieve, filter screen 61 is carried out
Solid-liquid separation, isolated low solid phase sea water returns after being fed to be circulated in submersible sewage pump 2 and drains into sea, isolated solid
Phase polymetallic nodules are through being sent on extracting boat 7 store by communicated band 5.
Further, described submersible sewage pump 2 is positioned at depth of water 160-300 rice.
Present invention mining system as above and production practice, utilize law of connected vessels, by being placed in depth of water 160-300
The water-pumping/draining of the submersible sewage pump 2 at meter produces certain height pressure difference, by how golden for the seabed that undersea mining robot 1 gathers sorting
Belonging to tuberculosis, the impeller needing not move through pump by raising ore deposit flexible pipe 3 is delivered directly to floating box type production platform 4, and separated device
6 sorting filter, the polymetallic nodules sub-elected can be transported to extracting boat 7 by conveyer belt and store, thus realize Ji Kuang,
Ore dressing, raise ore deposit and storage the working continuously of ore deposit.
The present invention is by preferred embodiment having carried out detailed explanation.But, by studying carefully, to each reality above
Change and the increase of executing mode are also apparent to one of ordinary skill in the art.It is intended that it is all these
Change and increase fall in the protection domain of the claims in the present invention.Term used herein is only specific embodiment
Being illustrated, it is not intended to limit invention.Unless otherwise defined, all terms used herein (include skill
Art term and scientific terminology) all identical with the understanding of those skilled in the art of the art.Known function or structure
For briefly and clearly considering or repeating no more.
Claims (10)
1. the mining system of a deep sea polymetallic nodule, it is characterised in that: include collecting ore deposit subsystem, raise ore deposit subsystem with
And described collection ore deposit subsystem is carried out the control system that operation controls, wherein, described collection ore deposit subsystem includes undersea mining machine
People, umbilical cables and mining collecting trough, described in raise ore deposit subsystem and include submersible sewage pump, raise ore deposit flexible pipe, production platform and to be positioned at exploitation flat
At least one separator on platform, described in raise the two ends of ore deposit flexible pipe and be connected with described collection ore deposit subsystem and described submersible sewage pump respectively,
Described submersible sewage pump is connected with the liquid-phase outlet of described separator by pipeline.
Mining system the most according to claim 1, it is characterised in that: described submersible sewage pump is positioned at depth of water 160-300 rice
Place.
Mining system the most according to claim 1, it is characterised in that: it is provided with mechanical stirring device in described mining collecting trough.
Mining system the most according to claim 1, it is characterised in that: it is provided with jet desliming device in described mining collecting trough.
Mining system the most according to claim 1, it is characterised in that: described undersea mining robot uses four-wheel to carry out
Belt independent suspension.
Mining system the most according to claim 1, it is characterised in that: described separator is provided with vortex sieve and filter screen.
Mining system the most according to claim 6, it is characterised in that: the filtering accuracy of described filter screen is less than 1mm.
Mining system the most according to claim 1, it is characterised in that: described production platform is floating box type production platform.
9. according to the mining system described in any one in claim 1-8, it is characterised in that: described mining system also wraps
Include extracting boat and for the conveyer belt being delivered on described extracting boat by the polymetallic nodules of the solid-phase outlet of separator.
10. one kind utilizes the mining system as described in any one in claim 1-9 to open deep sea polymetallic nodule
The production practice adopted, it is characterised in that: comprise the following steps
1) undersea mining robot by umbilical cables and is raised ore deposit flexible pipe transfers to the 3000-6000 rice of seabed, controlling system
Under the effect of system, seafloor robot carries out polymetallic nodules collection in seabed, and is mixed by the muddy water of the polymetallic nodules collected
Compound is sent into after mechanical agitation and jet desliming and is raised in the flexible pipe of ore deposit;
2) polymetallic nodules raised in the flexible pipe of ore deposit carrying out solid-liquid separation, isolated low solid phase sea water is through being positioned at the depth of water
Return after submersible sewage pump circulation at 160-300 rice and drain into sea, and store isolated solid-phase multi metal tuberculosis.
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Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106368652A (en) * | 2016-11-18 | 2017-02-01 | 长沙矿冶研究院有限责任公司 | Hydraulic conveying testing system for deep sea mining |
CN106761762A (en) * | 2017-03-07 | 2017-05-31 | 长沙矿冶研究院有限责任公司 | A kind of discontinuous deep sea mineral resources mining system and recovery method |
CN106939375A (en) * | 2017-04-10 | 2017-07-11 | 青岛海洋地质研究所 | Deep-sea hydrothermal metal sulfide gathers electrolysis system |
CN107178368A (en) * | 2017-07-13 | 2017-09-19 | 山东未来机器人有限公司 | Suction strainer mining vehicle under water |
WO2018068362A1 (en) * | 2016-10-11 | 2018-04-19 | 中国科学院深海科学与工程研究所 | Deep-sea mining system |
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CN109403979A (en) * | 2018-11-23 | 2019-03-01 | 武汉理工大学 | A kind of robot and acquisition method for deep sea polymetallic nodule acquisition |
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CN111577287A (en) * | 2020-04-27 | 2020-08-25 | 湘潭大学 | Ocean mineral resource exploitation system |
CN112370862A (en) * | 2020-10-23 | 2021-02-19 | 长沙矿冶研究院有限责任公司 | Slurry shipborne dehydration method for ocean mining ship |
CN112943253A (en) * | 2021-02-02 | 2021-06-11 | 中国海洋大学 | Double-wing type seabed polymetallic nodule collecting device |
CN113404495A (en) * | 2021-08-11 | 2021-09-17 | 中国海洋大学 | Low-disturbance deep-sea multi-metal nodule acquisition transmission mechanism and acquisition method thereof |
CN113982590A (en) * | 2021-12-27 | 2022-01-28 | 中国海洋大学 | Buoyancy self-elevating type multi-metal nodule transmission system and method |
CN114673503A (en) * | 2022-03-15 | 2022-06-28 | 广州海洋地质调查局 | Seabed manganese nodule collector and collection method |
CN115258080A (en) * | 2022-09-13 | 2022-11-01 | 海南大学 | Self-elevating submergence platform for emergency risk avoidance in deep sea mining and risk avoidance method |
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CN116988793A (en) * | 2023-09-26 | 2023-11-03 | 长沙矿冶研究院有限责任公司 | Low-diffusion deep-sea polymetallic nodule collecting and preprocessing device |
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WO2018068362A1 (en) * | 2016-10-11 | 2018-04-19 | 中国科学院深海科学与工程研究所 | Deep-sea mining system |
CN106368652A (en) * | 2016-11-18 | 2017-02-01 | 长沙矿冶研究院有限责任公司 | Hydraulic conveying testing system for deep sea mining |
CN106761762A (en) * | 2017-03-07 | 2017-05-31 | 长沙矿冶研究院有限责任公司 | A kind of discontinuous deep sea mineral resources mining system and recovery method |
CN106939375A (en) * | 2017-04-10 | 2017-07-11 | 青岛海洋地质研究所 | Deep-sea hydrothermal metal sulfide gathers electrolysis system |
CN107178368A (en) * | 2017-07-13 | 2017-09-19 | 山东未来机器人有限公司 | Suction strainer mining vehicle under water |
CN107178368B (en) * | 2017-07-13 | 2023-07-11 | 山东未来机器人有限公司 | Underwater suction filtration mining vehicle |
CN109798119A (en) * | 2017-11-17 | 2019-05-24 | 广州光环能源科技有限公司 | Bottom mining device |
CN108915688B (en) * | 2018-08-02 | 2022-07-12 | 临沂中科英泰智能科技有限责任公司 | Ocean mineral resources exploitation device |
CN108915688A (en) * | 2018-08-02 | 2018-11-30 | 黄建青 | A kind of oceanic mineral resources quarrying apparatus |
CN109403979A (en) * | 2018-11-23 | 2019-03-01 | 武汉理工大学 | A kind of robot and acquisition method for deep sea polymetallic nodule acquisition |
CN109403979B (en) * | 2018-11-23 | 2020-03-24 | 武汉理工大学 | Robot for collecting deep-sea polymetallic nodules and collecting method |
CN111577287A (en) * | 2020-04-27 | 2020-08-25 | 湘潭大学 | Ocean mineral resource exploitation system |
CN112370862A (en) * | 2020-10-23 | 2021-02-19 | 长沙矿冶研究院有限责任公司 | Slurry shipborne dehydration method for ocean mining ship |
CN112943253A (en) * | 2021-02-02 | 2021-06-11 | 中国海洋大学 | Double-wing type seabed polymetallic nodule collecting device |
CN112943253B (en) * | 2021-02-02 | 2023-01-10 | 中国海洋大学 | Double-wing type seabed polymetallic nodule collecting device |
EP4089237A1 (en) * | 2021-04-28 | 2022-11-16 | Pure Environment Tech Oy | Suction dredger vehicle |
CN113404495A (en) * | 2021-08-11 | 2021-09-17 | 中国海洋大学 | Low-disturbance deep-sea multi-metal nodule acquisition transmission mechanism and acquisition method thereof |
CN113404495B (en) * | 2021-08-11 | 2022-04-29 | 中国海洋大学 | Low-disturbance deep-sea multi-metal nodule acquisition transmission mechanism and acquisition method thereof |
CN113982590B (en) * | 2021-12-27 | 2022-03-22 | 中国海洋大学 | Buoyancy self-elevating type multi-metal nodule transmission system and method |
CN113982590A (en) * | 2021-12-27 | 2022-01-28 | 中国海洋大学 | Buoyancy self-elevating type multi-metal nodule transmission system and method |
CN114673503A (en) * | 2022-03-15 | 2022-06-28 | 广州海洋地质调查局 | Seabed manganese nodule collector and collection method |
CN114673503B (en) * | 2022-03-15 | 2022-10-21 | 广州海洋地质调查局 | Seabed manganese nodule collector and collection method |
CN115258080A (en) * | 2022-09-13 | 2022-11-01 | 海南大学 | Self-elevating submergence platform for emergency risk avoidance in deep sea mining and risk avoidance method |
CN115258080B (en) * | 2022-09-13 | 2023-11-24 | 海南大学 | Self-elevating type submergence platform for deep sea mining emergency risk avoidance and risk avoidance method |
CN116988793A (en) * | 2023-09-26 | 2023-11-03 | 长沙矿冶研究院有限责任公司 | Low-diffusion deep-sea polymetallic nodule collecting and preprocessing device |
CN116988793B (en) * | 2023-09-26 | 2024-02-20 | 长沙矿冶研究院有限责任公司 | Low-diffusion deep-sea polymetallic nodule collecting and preprocessing device |
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Application publication date: 20160810 |