CN107143313A - A kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method - Google Patents
A kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method Download PDFInfo
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- CN107143313A CN107143313A CN201710573416.6A CN201710573416A CN107143313A CN 107143313 A CN107143313 A CN 107143313A CN 201710573416 A CN201710573416 A CN 201710573416A CN 107143313 A CN107143313 A CN 107143313A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000010276 construction Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 238000013461 design Methods 0.000 title claims abstract description 14
- 238000002347 injection Methods 0.000 claims abstract description 56
- 239000007924 injection Substances 0.000 claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 claims abstract description 28
- 239000012530 fluid Substances 0.000 claims abstract description 26
- 238000000605 extraction Methods 0.000 claims abstract description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 230000005284 excitation Effects 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 239000003345 natural gas Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 9
- 239000011810 insulating material Substances 0.000 claims description 5
- 239000011435 rock Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007764 o/w emulsion Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000011161 development Methods 0.000 abstract description 7
- 238000012546 transfer Methods 0.000 abstract description 5
- 230000007812 deficiency Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 8
- 150000004677 hydrates Chemical class 0.000 description 6
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- 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
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0099—Equipment or details not covered by groups E21B15/00 - E21B40/00 specially adapted for drilling for or production of natural hydrate or clathrate gas reservoirs; Drilling through or monitoring of formations containing gas hydrates or clathrates
-
- 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
-
- 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
-
- 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
- E21B43/2405—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection in association with fracturing or crevice forming processes
-
- 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
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
-
- 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
- E21B43/30—Specific pattern of wells, e.g. optimising the spacing of wells
- E21B43/305—Specific pattern of wells, e.g. optimising the spacing of wells comprising at least one inclined or horizontal well
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, mainly include a Ge Shuan branches injection well and a horizontal production well, wherein double branch's injection well injection cold fluids return to hydrate after being heated through geothermal layer and hidden, by self-contained heat transfer to hydrate, promote decomposition of hydrate.Its specific practice is：A well group system being made up of double branch's injection wells and horizontal production well is made a call on sea level, wherein double branch's injection wells include the vertical bore that geothermal layer is extended to from sea level, the first branch well cylinder and the second branch well cylinder positioned at geothermal layer hidden positioned at hydrate, cold fluid is injected in the well mouth oil pipe of double branch's injection wells, cold fluid enters oil jacket annular space in the end of the second branch well cylinder and occurs heat exchange with geothermal layer, heating fluid, which enters, transfers heat to hydrate Tibetan after hydrate is hidden, cause decomposition of hydrate, the fluid-mixing of the natural gas and injection fluid composition that decompose generation sews horizontal production well extraction under gravity and pressure effect through hydraulic fracturing.The present invention provides energy using geothermal energy for the decomposition of hydrate, compensate for the deficiencies such as traditional thermal excitation extraction system heat utilization efficiency is low, development cost is high, equipment is simple and convenient to operate, and economy is strong, and the reasonable development that can be hidden for hydrate provides guidance.
Description
Technical field
The present invention relates to a kind of recovery method of gas hydrates, one is espespecially set up by double branch's injection wells and level
Produce well construction design and method that the well group system local use geothermal energy exploitation of gas hydrate of well construction is hidden.
Background technology
With a large amount of consumption of petroleum resources, the mankind will face serious crisis of resource in later stage 21 century.And geothermal energy
With clean energy resource of the gas hydrates as rich reserves, the extensive concern of scientists from all over the world has been caused.
The recovery method that current ocean gas hydrate is contemplated mainly has thermal excitation extraction system, decompression extraction system, chemistry
Agent injection method and solids production method.But any of the above recovery method has its own limitation, such as thermal excitation extraction system heat waste
Lose big, utilization ratio low；Extraction system is depressured only when hydrate, which is hidden, to be located near temperature and pressure equilibrium boundary, just there is economically feasible
Property；Effect of the chemical agent injection method to hydrate layer is slow and costly.
The forms such as the geothermal energy of earth interior is conducted by rock, hot spring, earthquake to external diffusion, underground heat extraction system be exactly to receive
Collect geothermal energy, sea bed gas hydrate is exploited using heat shock forwarding method.Research shows China's South Sea sea bed gas hydrate
With geothermal energy resources all very abundants, if effectively can avoid causing environmental pollution using Development of Geothermal Resources gas hydrates,
Meet sustainable development requirement.But a kind of method of utilization geothermal energy development gas hydrates is not proposed still at present,
Largely constrain the exploitation of gas hydrates.The present invention proposes to set up one by double branch's injection wells and water
The well group system of production well construction all one's life exploitation of geothermal energy, and transfer thermal energy to hydrate Tibetan on the spot, promotes the decomposition of hydrate,
The problem of defeated hot cost in traditional thermal excitation extraction system is too high is overcome, equipment is simple and convenient to operate, and economy is strong, can be water
The reasonable development that compound is hidden provides guidance.
The content of the invention
The present invention relates to a kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, mainly include
Following steps：
(1) geologic information is hidden according to hydrate, selection top has the region that cap rock and bottom have geothermal layer and applied
Work industry, and the geothermal layer temperature is more than 100 DEG C；
(2) a well group system being made up of double branch's injection wells and horizontal production well is made a call on sea level, wherein described double
Branch's injection well includes the vertical bore that geothermal layer is extended to from sea level, is hidden positioned at hydrate apart from topAt position
Length is for 300~700m the first branch well cylinder and positioned at geothermal layer apart from topLength at position is 300~700m
The second branch well cylinder, the horizontal production well be located at hydrate hide apart from topAt position, and described double points with lower section
The branch well cylinder of branch injection well first is parallel；
(3) perforation is carried out respectively to the first branch well cylinder and the horizontal production well of the described pair of branch's injection well, in institute
Shu Shuan branches the first branch well cylinder of injection well is insulated with being installed in the oil jacket annular space at 2~5m above the vertical bore binding site
Device；
(4) hydrate is hidden by the horizontal production well and carries out hydraulic fracturing job, the hydrofrac fluid is
Oil-in-water emulsion；
(5) cold fluid is injected from the well mouth oil pipe of described pair of branch's injection well, controls the injection speed of the cold fluid
Spend for 100~200m3/ d, the cold fluid enters oil jacket annular space simultaneously in the end of the described pair of branch well cylinder of branch's injection well second
Occur heat exchange with geothermal layer, heating fluid enters hydrate under the barrier of the packer and hidden, and causes decomposition of hydrate, point
The natural gas and injection fluid composition fluid-mixing for solving generation sew the level under gravity and pressure effect through hydraulic fracturing
Producing well is produced, in order to reduce the loss of heat in conveying heating flow liquid process, the described pair of branch well cylinder of branch's injection well first
And the oil pipe and sleeve pipe of the second vertical well section between branch well cylinder use heat-insulating material, described heat-insulating material is glass fibers
Dimension；
(6) the aerogenesis speed of the horizontal production well is persistently recorded, same day gas production is less than 1000m3During/d, described double points
Branch injection well stops injection, and the horizontal production well stops exploitation.
The beneficial effects of the invention are as follows：
It provides energy using geothermal energy for the decomposition of hydrate, compensate for traditional thermal excitation extraction system heat utilization efficiency it is low,
The deficiencies such as expense height.Present device is simple and convenient to operate, and economy is strong, and the reasonable development that can be hidden for hydrate provides guidance.
Brief description of the drawings
Fig. 1 is a kind of water filling well group system schematic that exploitation of geothermal can be hidden with hydrate simultaneously.
Fig. 2 is double well section casing programme schematic diagrames vertical between branch's the first branch well cylinder of injection well and the second branch well cylinder.
In figure：1st, cap rock；2nd, gas hydrates；3rd, geothermal layer；4th, sleeve pipe；5th, oil pipe；6th, packer；7th, it is adiabatic
Layer；8th, level of production well；9th, fluid flow direction；10th, hydraulic fracturing is stitched；11st, heat transfer direction.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings, but does not limit the practical range of the present invention.
(1) as shown in figure 1, hiding 2 geologic information according to hydrate, selection top there is cap rock 1 and bottom has underground heat
The region of layer 3 carries out construction operation, and the temperature of geothermal layer 3 is 120 DEG C；
(2) as shown in figure 1, making a call to a well group system being made up of double branch's injection wells and horizontal production well 8 in construction area
System, wherein double branch's injection wells include the vertical bore that geothermal layer 3 is extended to from sea level, 2 are hidden apart from top positioned at hydrate
Length at position is for 700m the first branch well cylinder and positioned at geothermal layer 3 apart from topLength at position is the of 700m
Two branch well cylinders, horizontal production well 8 is located at hydrate and hides 2 apart from topAt position, and with described pair of lower section branch's injection well
One branch well cylinder is parallel；
(3) as shown in figure 1, being penetrated respectively to the first branch well cylinder and horizontal production well 8 of the described pair of branch's injection well
Hole, is installed in the oil jacket annular space above the described pair of branch well cylinder of branch's injection well first and the vertical bore binding site at 5m
Packer 6；
(4) as shown in figure 1, hiding 2 to hydrate by horizontal production well 8 carries out hydraulic fracturing job, the hydraulic fracturing
Liquid is oil-in-water emulsion；
(5) as illustrated in fig. 1 and 2, cold fluid is injected from the well mouth oil pipe 5 of double branch's injection wells, controls the cold flow
The injection rate of body is 120m3/ d, the cold fluid enters oil jacket in the end of the described pair of branch well cylinder of branch's injection well second
Simultaneously with geothermal layer 3 heat exchange occurs for annular space, and heat transfer direction is as shown in figure 11, and heating fluid enters under the barrier of packer 6
Hydrate hides 2, causes decomposition of hydrate, and the natural gas and injection fluid composition fluid-mixing for decomposing generation are made in gravity and pressure
Produced with lower through hydraulic fracturing seam 10 by horizontal production well 8, fluid flow direction as shown in Figure 9, heats to reduce conveying
The loss of heat in flow liquid process, vertical well section between the described pair of branch well cylinder of branch's injection well first and the second branch well cylinder
Oil pipe 5 and sleeve pipe 4 use heat-insulating material, and the material of heat insulation layer 7 is glass fibre；
(6) the aerogenesis speed of recording level producing well 8 is continued, same day gas production is less than 1000m3During/d, double branch's injections
Well stops injection, and horizontal production well 8 stops exploitation.
The part do not addressed in detail above is the common knowledge of those of ordinary skill in the art, and the present invention is not limited to
Preferred forms are stated, it is every to have with of the invention anyone should learn that the structure change made under the enlightenment of the present invention
Same or like technical scheme, each falls within the scope of the present invention.
Claims (9)
1. a kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, the double branch's injections of its dozen of a bites
Well, including extend to from sea level the vertical bore of geothermal layer, the first branch well cylinder hidden positioned at hydrate and positioned at geothermal layer
The second branch well cylinder, injection cold fluid carries out heat exchange through double branch's injection wells and geothermal layer, and heating fluid enters hydrate
Decomposition of hydrate can significantly be promoted behind Tibetan, the natural gas of generation and the fluid-mixing of injection fluid composition are acted in gravity and pressure
It is lower to sew the extraction of upper horizontal producing well through hydraulic fracturing, it is characterised in that to comprise the following steps：
Step (1)：Geologic information is hidden according to hydrate, selection top has the region that cap rock and bottom have geothermal layer and applied
Work industry；
Step (2)：A well group system being made up of double branch's injection wells and horizontal production well is made a call on sea level, wherein described double
Branch's injection well includes the vertical bore that geothermal layer is extended to from sea level, is hidden positioned at hydrate apart from topAt position
First branch well cylinder and positioned at geothermal layer apart from topThe second branch well cylinder at position, the horizontal production well is located at water
Compound is hidden apart from topAt position, and it is parallel with described pair of the lower section branch well cylinder of branch's injection well first；
Step (3)：Perforation is carried out respectively to the first branch well cylinder and the horizontal production well of the described pair of branch's injection well, in institute
Shu Shuan branches the first branch well cylinder of injection well is insulated with being installed in the oil jacket annular space at 2~5m above the vertical bore binding site
Device；
Step (4)：The hydrate is hidden by the horizontal production well and carries out hydraulic fracturing job；
Step (5)：Cold fluid is injected from the well mouth oil pipe of described pair of branch's injection well, the cold fluid is in described pair of branch
The end of the branch well cylinder of injection well second enters oil jacket annular space and occurs heat exchange with geothermal layer, and heating fluid is in the packer
Barrier under enter hydrate and hide, cause decomposition of hydrate, the natural gas and injection fluid composition fluid-mixing for decomposing generation exist
The horizontal production well is sewed under gravity and pressure effect through hydraulic fracturing to produce；
Step (6)：The aerogenesis speed of the horizontal production well is persistently recorded, same day gas production is less than 1000m3During/d, described double points
Branch injection well stops injection, and the horizontal production well stops exploitation.
2. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, local use geothermal energy, overcomes the problem of defeated hot cost in traditional thermal excitation extraction system is too high.
3. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, oil pipe is not present in the first branch well cylinder of described pair of branch's injection well.
4. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, the geothermal layer temperature is more than 100 DEG C.
5. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, the length of the described pair of branch well cylinder of branch's injection well first and the second branch well cylinder is 300~700m.
6. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, the hydrofrac fluid is oil-in-water emulsion.
7. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, the oil pipe and sleeve pipe of the vertical well section between the described pair of branch well cylinder of branch's injection well first and the second branch well cylinder are equal
Heat-insulating material is used to reduce the loss of heat in conveying heating flow liquid process.
8. a kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method as described in claim 1 and 7,
Characterized in that, the heat-insulating material of described pair of branch's injection well is glass fibre.
9. a kind of water filling as claimed in claim 1 exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method, its
It is characterised by, the fluid injection rate of described multiple-limb injection well is 100~200m3/d。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710573416.6A CN107143313B (en) | 2017-07-14 | 2017-07-14 | A kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710573416.6A CN107143313B (en) | 2017-07-14 | 2017-07-14 | A kind of water filling exploitation of geothermal energy and hydrate are hidden simultaneously well construction design and method |
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| Publication Number | Publication Date |
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| CN107143313A true CN107143313A (en) | 2017-09-08 |
| CN107143313B CN107143313B (en) | 2018-11-16 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005626A (en) * | 2017-11-27 | 2018-05-08 | 华南理工大学 | A kind of gas hydrate exploitation device and method based on hot pipe technique |
| CN109736754A (en) * | 2019-03-06 | 2019-05-10 | 大连理工大学 | A kind of device and method using hot dry rock exploitation of gas hydrate |
| CN109882133A (en) * | 2019-03-06 | 2019-06-14 | 大连理工大学 | A kind of device and method using discarded high temperature and pressure gas reservoir exploitation gas hydrates |
| CN109915083A (en) * | 2019-04-09 | 2019-06-21 | 中国石油大学(北京) | Deep water gas hydrates injection and extraction system and deep water gas hydrates infuse mining method |
| CN109958410A (en) * | 2019-03-06 | 2019-07-02 | 大连理工大学 | A kind of device and method closing object using individual well joint underground heat production of water |
| CN111271035A (en) * | 2020-02-13 | 2020-06-12 | 中国石油大学(华东) | Natural gas hydrate exploitation well structure |
| CN115929273A (en) * | 2023-01-08 | 2023-04-07 | 西南石油大学 | Shale gas layer high-temperature high-pressure fracturing method based on geothermal energy |
| CN116411887A (en) * | 2023-06-05 | 2023-07-11 | 太原理工大学 | Device and method for exploiting coal bed gas by utilizing geothermal energy |
| CN117868755A (en) * | 2023-10-10 | 2024-04-12 | 中国矿业大学 | Marine natural gas hydrate storage and production combined device and method |
| WO2024115913A1 (en) * | 2022-11-30 | 2024-06-06 | Sowers Hank James | Feed water system, water processing system, and associated systems & methods |
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| CA3177047A1 (en) * | 2021-10-08 | 2023-04-08 | Global Energy Venture Llc | Geothermal heating of hydrocarbon reservoirs for in situ recovery |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005626A (en) * | 2017-11-27 | 2018-05-08 | 华南理工大学 | A kind of gas hydrate exploitation device and method based on hot pipe technique |
| CN109736754A (en) * | 2019-03-06 | 2019-05-10 | 大连理工大学 | A kind of device and method using hot dry rock exploitation of gas hydrate |
| CN109882133A (en) * | 2019-03-06 | 2019-06-14 | 大连理工大学 | A kind of device and method using discarded high temperature and pressure gas reservoir exploitation gas hydrates |
| CN109958410A (en) * | 2019-03-06 | 2019-07-02 | 大连理工大学 | A kind of device and method closing object using individual well joint underground heat production of water |
| CN109915083A (en) * | 2019-04-09 | 2019-06-21 | 中国石油大学(北京) | Deep water gas hydrates injection and extraction system and deep water gas hydrates infuse mining method |
| CN111271035A (en) * | 2020-02-13 | 2020-06-12 | 中国石油大学(华东) | Natural gas hydrate exploitation well structure |
| WO2024115913A1 (en) * | 2022-11-30 | 2024-06-06 | Sowers Hank James | Feed water system, water processing system, and associated systems & methods |
| GB2625053A (en) * | 2022-11-30 | 2024-06-12 | James Sowers Hank | Feed water system, water processing system, and associated systems & methods |
| CN115929273A (en) * | 2023-01-08 | 2023-04-07 | 西南石油大学 | Shale gas layer high-temperature high-pressure fracturing method based on geothermal energy |
| CN116411887A (en) * | 2023-06-05 | 2023-07-11 | 太原理工大学 | Device and method for exploiting coal bed gas by utilizing geothermal energy |
| CN116411887B (en) * | 2023-06-05 | 2023-08-18 | 太原理工大学 | Device and method for exploiting coal bed gas by utilizing geothermal energy |
| CN117868755A (en) * | 2023-10-10 | 2024-04-12 | 中国矿业大学 | Marine natural gas hydrate storage and production combined device and method |
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| CN107143313B (en) | 2018-11-16 |
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