CN107387041A - One kind note critical medium oil shale single well stimulation conversion process - Google Patents
One kind note critical medium oil shale single well stimulation conversion process Download PDFInfo
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- CN107387041A CN107387041A CN201710822239.0A CN201710822239A CN107387041A CN 107387041 A CN107387041 A CN 107387041A CN 201710822239 A CN201710822239 A CN 201710822239A CN 107387041 A CN107387041 A CN 107387041A
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- 239000004058 oil shale Substances 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 18
- 230000008569 process Effects 0.000 title claims abstract description 10
- 230000000638 stimulation Effects 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910001868 water Inorganic materials 0.000 claims abstract description 28
- 239000007789 gas Substances 0.000 claims abstract description 25
- 238000000605 extraction Methods 0.000 claims abstract description 19
- 239000003079 shale oil Substances 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 11
- 238000002347 injection Methods 0.000 claims abstract description 11
- 238000005336 cracking Methods 0.000 claims abstract description 8
- 235000019476 oil-water mixture Nutrition 0.000 claims abstract description 8
- 239000005416 organic matter Substances 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 230000003197 catalytic effect Effects 0.000 claims abstract description 3
- 230000035699 permeability Effects 0.000 claims abstract description 3
- 239000002918 waste heat Substances 0.000 claims abstract 2
- 235000019198 oils Nutrition 0.000 claims description 19
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 239000011435 rock Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 1
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims 1
- 239000003921 oil Substances 0.000 description 17
- 238000011065 in-situ storage Methods 0.000 description 14
- 238000005516 engineering process Methods 0.000 description 8
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006166 lysate Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/166—Injecting a gaseous medium; Injecting a gaseous medium and a liquid medium
-
- 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
- E21B43/34—Arrangements for separating materials produced by the 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)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
One kind note critical medium oil shale single well stimulation conversion process, it is that individual well pattern is formed by subdrilling a bite active well, perforation is carried out in shaft bottom oil shale layer position, improve the porosity and permeability of oil shale, and water and gas are injected into active well and heating makes shaft bottom reach predetermined critical environment, the cracking to organic matter in oil shale is completed by the extraction and catalytic action of critical medium, as critical medium is gradually penetrated into inside oil shale, finally realize the progressively extraction to oil shale from inside to outside, the oil water mixture of acquisition is drawn into after earth's surface and carries out water-oil separating acquisition shale oil and shale gas.After the completion of reaction, the critical medium isolated is circulated into secondary use of the injection realization to waste heat.Present invention reduces cost of winning, improves production efficiency.
Description
Technical field
The present invention relates to a kind of oil shale recovery technique, more particularly to a kind of note critical medium oil shale single well stimulation conversion
Technique, by the way that critical medium will be injected in individual well, oil shale organic matter is cracked into the organic compound of different chain length, so as to obtain
Shale oil and shale gas are obtained, realizes the converted in-situ to oil shale.It is a kind of method for improving oil shale oil productivity.This skill
Art method can be widely used in the in-situ retorting of solid or solidifying state fossil fuel (oil shale, coal, viscous crude).
Background technology
International community's expanding economy make a general survey of over it can be found that oil shows ten in politics, military, diplomacy etc.
Divide important role, the competition of oil field.China from the net importer for having begun to change into oil in 1993, and
The interdependency of imported crude oil is gradually increased, the apparent consumption of Crude Oil in China in 2016 is 5.778 hundred million tons, and external dependence degree is high
Up to 65.4%, 4.6 percentage points, therefore the insufficient or price ripple that international petroleum market is temporary transient were improved relative to 2015
The dynamic development that can all influence China's economic, threatens Chinese energy safety.Oil shale, the unconventional energy huge as a kind of reserves
Source, turn into the important research direction of countries in the world with its abundant stock number and mining feasibility.
Oil shale is a kind of sedimentary rock for containing flammable organic matter with high-ash inside, when temperature reaches certain requirement
When, cracking reaction occurs for internal organic matter, and generates shale oil and organic gas.How more efficient extraction shale oil, improve
The yield of shale oil gas turns into the key of oil shale in-situ cracking oil shale.
At present, the production technique of oil shale is broadly divided into earth's surface retorting technique and in-situ retorting technology.Earth's surface retorting technique
Although technology relative maturity, is widely used, tool has disadvantages that：Produce the waste gas and sewage of high pollution, substantial amounts of waste residue
Accumulation, a large amount of areas are taken, pollute environment；Exploitation to subterranean oil shale easily causes goaf, causes surface collapse.Oily page
Rock in-situ retorting technology can not only solve many problems of ground destructive distillation, can also apply the low-quality oil shale to deep layer
Cracking, be a kind of very wide method of development prospect.At present, world many countries are proposed oil shale in-situ cracking side
Method.Xue Fulong and the Los Alamos in the U.S. (Los Alamos) National Laboratory's cooperative research and development CRUSH technologies, the patent No.
It is CN101421488A, its operation principle is by the CO of high temperature2It is passed into the oil shale formation of pressure break, oil shale layer is produced
Pressure break acts on, and by heat convection heating oil shale layer, caused hydrocarbon gas produces from recovery well with fluid.IEP companies
GFC technologies are have developed, this technology is to carry out In Situ Heating to oil shale using the reaction heat of high-temperature fuel cell stack, available
The hydrocarbon gas caused by heating is passed through battery pile as fuel, but needs to be passed through natural gas as starting fluid in starter.EGL
Company proposes convection current add-back stream heat transfer theory, carries out In Situ Heating to oil shale by this method, and this key problem in technology is
There is provided horizontal well heat-exchange system, the loop of closure is formd, energy loss is smaller in heating process, and capacity usage ratio is high.It is lucky
A kind of method for underground in-situ extraction of hydrocarbon compound in oil shale that woods university proposes, by using the mode of more wells, utilize
Electromagnetic Heating or supercritical steam generator realize near critical environment, so as to realize the extraction to hydrocarbon compound.Taiyuan science and engineering
University research group wells pressure break formula convective heating methods carry out In Situ Heating to oil shale, and group wells pressure break can make crack between group wells
Connection, is passed through high-temperature gas and is cracked, while heated well and producing well also are carried out into interval rotation, improves the heated of oil shale
The uniformity, oil productivity accordingly improve.Israel scientist and Jilin University have developed topochemical reaction method jointly
(Topochemical in-situ method), abbreviation TS methods, TS methods are to be passed through air and hydrocarbon to underground by way of convection current
Class gas, burning produce heat oil shale, and control is passed through air content to reach optimal heating effect, completes original position and splits
Solution.
The content of the invention
It is an object of the invention to provide one kind to note critical medium oil shale single well stimulation conversion process, and the present invention will be by that will face
Boundary's medium is injected into the extraction realized in oil shale layer to shale oil, can be effectively reduced engineering time and operating expenses.
In whole process, by controlling the temperature and pressure of injected media to form critical environment, final realize turns to oil shale in situ
Change.
The present invention is to form individual well pattern by subdrilling a bite active well, carries out perforation in shaft bottom oil shale layer position, carries
The porosity and permeability of high oil shale, and inject water and gas into active well and heating makes shaft bottom reach predetermined critical ring
Border, the cracking to organic matter in oil shale is completed by the extraction and catalytic action of critical medium, oil is carried out after being drawn into earth's surface
Water separation obtains shale oil and shale gas.After the completion of reaction, the critical medium isolated will be injected in active well, realized to remaining
The secondary use of heat.
The present invention's comprises the concrete steps that：
(1) according to the distribution characteristics of oil shale layer, bung down to targeted oil shale layer and carry out completion construction；
(2) two pipelines of tripping in well, as gas injection and filling pipe and oil production tube, wherein gas injection and water filling public one
Individual pipeline, form gas injection and oil-producing passage；
(3) critical medium heater is put into active well with pipeline, closes well head；
(4) inject water into well and inert gas, injection rate determine according to the thickness of oil shale layer；
(5) critical medium heater is opened, it is 300 DEG C -450 DEG C oil shale is internally formed temperature, pressure 9-25MPa
Overcritical or near critical environment, keep rock stratum in temperature and pressure keep 48 hours；
(6) in the presence of critical medium, the advantages of using its high diffusivity coefficient, high-dissolvability and low-viscosity, to oily page
Asphalitine and kerogen inside rock are extracted, and oil water mixture is formed in active well.
(7) work well pressure is reduced, earth's surface oil water mixture extracting will be arrived caused by extraction by oil-producing passage, use oil
Water separation equipment is separated shale oil and water, separation to water be injected into by sofening treatment Posterior circle in active well,
For continuing to extract shale oil.
(8) after the completion of the oil shale extraction work in region, the water isolated is injected into active well, the heat recycled
Water can be directly injected into new active well, form the recycling of oil shale energy.
The beneficial effects of the invention are as follows：
The invention make use of the extraordinary solubility property of critical medium, act not only as solvent, can also be used as anti-
Thing and catalyst are answered, the organic matter come in in-situ extraction oil shale.During critical medium extracts hydrocarbon product, critical medium
Transferred heat to first as heat-conduction medium in oil shale layer, accelerate the curing and extraction of oil shale；It is used as and urges simultaneously
Agent promotes the rapid extraction of shale oil, and the shale oil extracted finally is carried into earth's surface as solvent.By changing temperature
The environment of reaction, the speed of concerted reaction and the selection activity of catalyst can be changed with pressure.Simultaneously water have it is cheap,
The nontoxic and segregative feature of lysate, exploit work for ground in-situ and saved cost.Critical medium heater is put into
In active well, caused energy is directly passed to water or steam, reduces heat loss, in addition, standing column well technique can be effective
The critical condition of underground must be ensured, reduce the risk of pressure leakages, other method for destructive distillation times are short than underground, efficiency high.
Brief description of the drawings
Fig. 1 is principle of the invention figure.
Fig. 2 is closure top view.
In figure：1- oil shale layers；2- active wells；3- critical medium heaters；4- packers；5- packer passages；6- is noted
Gas and filling pipe；7- backwater and oil extraction pipeline；8- cables and signal wire；9- heater controllers；10- high-pressure hydraulic pumps；11- increases
Depressor；12- vacuum tanks；13- storage tanks；14- oily water separating equipments；15- gas tanks；16- oil tanks；17 closures
Embodiment
Example 1：As shown in figure 1, the present embodiment comprises the following steps that：
Somewhere oil shale buried depth is 410-420m, and destination layer position oil shale thickness is 9m, and oil content 5.73%, ash content contains
Measure as 83%, volatile matter content 18.26%, caloric value 3998.31J/g.
(1) it is drilled well：
A, the position of active well is determined according to the trend of oil shale and layer position；
B, a bite active well, a diameter of 346mm, under 0-422m tripping in sleeve pipe 244.5mm, cannula tip are bored on the ground
Enter float collar, float shoe, jacket exterior fixes elastic centralizer per 20m；Cement slurry cementing is used between sleeve pipe and the borehole wall；
C, perforation is carried out between 409-422m in hole depth, improves the penetrating power of oil shale around active well；
(2) equipment installation and previous work：
A, earth's surface connection critical medium heater 3 and packer 4, oily water separating equipment 14, heater control are installed on ground
The phases such as device 9 processed, high-pressure hydraulic pump 10, booster 11, vacuum tank 12, storage tank 13, oily water separating equipment 14, gas tank 15, oil tank 16
The facility answered；
B, critical medium heater 3 and the connected pipes 7 of packer 4 and cable and signal wire 8 are gradually in lower going-into-well, in well altogether
2 pipelines of tripping in and 4 cables, well head use flange seal, 2 pipelines and wellhead flange welded seal, 4 cables and well head
To spread unchecked and use graphite means of press seals, the final position of packer 4 is -395~409m, the position of critical medium heater 3 is 410~
417m；
C, gas injecting pipe 6 and filling pipe 6 are general in testing, and return out pipeline 7 and are used alone, packer 4 is used in hole
Insulate critical medium heating region and other sleeve portions；
D, with the sealing wellhead of closure 17；
E, 0.5m3 water is injected into well, and opens critical medium heater 3, observation pressure of the hole in the bottom, temperature, liquid level change,
The timely moisturizing when liquid level declines；Oil shale 1 is set to be internally formed temperature as 300 DEG C -450 DEG C, pressure is the overcritical of 9-25MPa
Or near critical environment, continuous work 48 hours；
(3) stage of reaction：
A, in the presence of critical medium, the advantages of using its high diffusivity coefficient, high-dissolvability and low-viscosity, to oil shale
Asphalitine and kerogen inside 1 are extracted, and oil water mixture is formed in active well；
B, the pressure and temperature in real-time monitoring work well, it is real when the desired value of temperature or pressure less than setting
When heater controller 9, adjustment high-pressure hydraulic pump 10 and booster 11, ensure the higher extraction efficiency of oil shale；
(4) post-processing stages：
A, work well pressure is reduced, oil water mixture caused by extraction is all extracted by oil-producing passage 7 and arrives earth's surface, is made
Shale oil and water are separated with oily water separating equipment 14, separation to water work is re-injected into after sofening treatment
In well, for continuing to extract shale oil；
B, the temperature and pressure in active well 2 is reset, opens underground critical medium heater 3, was week with 48 hours
Phase, persistently tested；
C, after the completion of the oil shale 1 in region extracts work, water and steam are injected into active well 2, the heat recycled
Water can be directly injected into new active well, form the recycling of oil shale energy；
D, the shale oil and shale gas obtained through supercooling and water-oil separating is separately stored in oil storage tank 16 and air accumulator 15
It is interior.
Claims (5)
1. one kind note critical medium oil shale single well stimulation conversion process, it is characterised in that：It is by subdrilling a bite active well shape
Into individual well pattern, perforation is carried out in shaft bottom oil shale layer position, improves the porosity and permeability of oil shale, and into active well
Injection water and gas simultaneously make shaft bottom reach predetermined critical environment using donwhole heater heating medium, pass through the extraction of critical medium
Take and cracking of the catalytic action completion to organic matter in oil shale, as critical medium is gradually penetrated into inside oil shale, final reality
The now progressively extraction to oil shale from inside to outside, the oil water mixture of acquisition is drawn into after earth's surface and carries out water-oil separating acquisition page
Shale oil and shale gas.The secondary use to waste heat is realized in the critical medium circulation injection isolated.
A kind of 2. note critical medium oil shale single well stimulation conversion process according to claim 1, it is characterised in that：It is described
Active well be individual well structure.
A kind of 3. note critical medium oil shale single well stimulation conversion process according to claim 1, it is characterised in that：It is described
Medium for water, nitrogen or carbon dioxide or cracking after short-chain hydrocarbons gas.
A kind of 4. note critical medium oil shale single well stimulation conversion process according to claim 1, it is characterised in that：It is described
Critical medium heater be donwhole heater.
A kind of 5. note critical medium oil shale single well stimulation conversion process according to claim 1, it is characterised in that：Specifically
Step is：
(1) according to the distribution characteristics of oil shale layer, bung down to targeted oil shale layer and carry out completion construction；
(2) two pipelines of tripping in well, as gas injection and filling pipe and oil production tube, the wherein public pipe of gas injection and water filling
Road, form gas injection and oil-producing passage；
(3) critical medium heater is put into active well with pipeline, closes well head；
(4) inject water into well and inert gas, injection rate determine according to the thickness of oil shale layer；
(5) critical medium heater is opened, oil shale is internally formed temperature as 300 DEG C -450 DEG C, pressure is the super of 9-25MPa
Critical or near critical environment, the temperature and pressure in rock stratum is kept to be kept for 48 hours；
(6) in the presence of critical medium, the advantages of using its high diffusivity coefficient, high-dissolvability and low-viscosity, in oil shale
The asphalitine and kerogen in portion are extracted, and oil water mixture is formed in active well.
(7) work well pressure is reduced, earth's surface oil water mixture extracting will be arrived caused by extraction by oil-producing passage, use profit point
Shale oil and water are separated from equipment, separation to water be injected into by sofening treatment Posterior circle in active well, be used for
Continue to extract shale oil.
(8) after the completion of the oil shale extraction work in region, the water isolated is injected into active well, the hot water recycled can
It is directly injected into new active well, forms the recycling of oil shale energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822239.0A CN107387041A (en) | 2017-09-13 | 2017-09-13 | One kind note critical medium oil shale single well stimulation conversion process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822239.0A CN107387041A (en) | 2017-09-13 | 2017-09-13 | One kind note critical medium oil shale single well stimulation conversion process |
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| Publication Number | Publication Date |
|---|---|
| CN107387041A true CN107387041A (en) | 2017-11-24 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194065A (en) * | 2018-01-19 | 2018-06-22 | 中国石油大学(华东) | The method for recovery ratio of being handled up using carbon dioxide/cosolvent system raising shale oil |
| CN108252692A (en) * | 2018-04-10 | 2018-07-06 | 中国石油大学(北京) | A kind of method that shale oil recovery is improved using air oxidation thermal fracture |
| CN108952653A (en) * | 2018-07-19 | 2018-12-07 | 新疆博凯通益石油科技有限公司 | The thickened oil recovery method of electric heating assisted gravity oil drainage |
| CN110344797A (en) * | 2019-07-10 | 2019-10-18 | 西南石油大学 | A kind of electric heater unit that underground high temperature is controllable and method |
| CN112302599A (en) * | 2019-07-24 | 2021-02-02 | 中国石油化工股份有限公司 | Device and method for in-situ extraction of oil shale |
| CN114412427A (en) * | 2020-10-12 | 2022-04-29 | 北京星油科技有限公司 | Gas lift and production integrated oil and gas exploitation system |
| CN114810017A (en) * | 2022-03-28 | 2022-07-29 | 吉林大学 | Underground composite heater for underground mineral in-situ development |
| CN115163013A (en) * | 2022-08-09 | 2022-10-11 | 中国石油化工股份有限公司 | Shale oil vertical well water injection huff-puff yield increase mode |
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| CN101142372A (en) * | 2005-01-19 | 2008-03-12 | Ksn能源有限责任公司 | Down hole physical upgrading of heavy crude oils by selective energy absorption |
| CN101871339A (en) * | 2010-06-28 | 2010-10-27 | 吉林大学 | Method for underground in-situ extraction of hydrocarbon compound in oil shale |
| CN103790563A (en) * | 2013-11-09 | 2014-05-14 | 吉林大学 | Method for extracting shale oil gas by oil shale in-situ topochemical method |
| CN106640010A (en) * | 2017-01-19 | 2017-05-10 | 吉林大学 | Underground in-situ fluid microwave electric heating method and microwave electric heater |
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| US4557820A (en) * | 1984-05-24 | 1985-12-10 | The Standard Oil Company | Conversion of high boiling organic materials to low boiling materials |
| CN101142372A (en) * | 2005-01-19 | 2008-03-12 | Ksn能源有限责任公司 | Down hole physical upgrading of heavy crude oils by selective energy absorption |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194065A (en) * | 2018-01-19 | 2018-06-22 | 中国石油大学(华东) | The method for recovery ratio of being handled up using carbon dioxide/cosolvent system raising shale oil |
| CN108252692A (en) * | 2018-04-10 | 2018-07-06 | 中国石油大学(北京) | A kind of method that shale oil recovery is improved using air oxidation thermal fracture |
| CN108952653A (en) * | 2018-07-19 | 2018-12-07 | 新疆博凯通益石油科技有限公司 | The thickened oil recovery method of electric heating assisted gravity oil drainage |
| CN110344797A (en) * | 2019-07-10 | 2019-10-18 | 西南石油大学 | A kind of electric heater unit that underground high temperature is controllable and method |
| CN112302599A (en) * | 2019-07-24 | 2021-02-02 | 中国石油化工股份有限公司 | Device and method for in-situ extraction of oil shale |
| CN114412427A (en) * | 2020-10-12 | 2022-04-29 | 北京星油科技有限公司 | Gas lift and production integrated oil and gas exploitation system |
| CN114412427B (en) * | 2020-10-12 | 2023-11-14 | 北京星油科技有限公司 | Gas lift and production integrated oil gas exploitation system |
| CN114810017A (en) * | 2022-03-28 | 2022-07-29 | 吉林大学 | Underground composite heater for underground mineral in-situ development |
| CN114810017B (en) * | 2022-03-28 | 2023-10-20 | 吉林大学 | Underground composite heater for in-situ development of underground mineral products |
| CN115163013A (en) * | 2022-08-09 | 2022-10-11 | 中国石油化工股份有限公司 | Shale oil vertical well water injection huff-puff yield increase mode |
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Application publication date: 20171124 |