CN107989584A - Horizontal well note adopts integrated apparatus and method - Google Patents
Horizontal well note adopts integrated apparatus and method Download PDFInfo
- Publication number
- CN107989584A CN107989584A CN201610947834.2A CN201610947834A CN107989584A CN 107989584 A CN107989584 A CN 107989584A CN 201610947834 A CN201610947834 A CN 201610947834A CN 107989584 A CN107989584 A CN 107989584A
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- steam injection
- oil
- integrated apparatus
- note
- horizontal well
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000010793 Steam injection (oil industry) Methods 0.000 claims abstract description 120
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 15
- 238000011084 recovery Methods 0.000 claims description 10
- 230000010354 integration Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 2
- 238000005065 mining Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- 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)
- Extraction Or Liquid Replacement (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The present invention relates to a kind of oil field oil-gas mining device, particularly a kind of horizontal well note adopts integrated apparatus.The invention further relates to adopt integrated apparatus using this note to realize steam injection, the method recovered the oil.Note disclosed by the invention adopts integrated apparatus and is adopted integrated pump, the 3rd insulated tubing, packer, oil pipe and at least one steam injection oil-producing unit by the first insulated tubing, heat-insulated down-well compensator, the second insulated tubing, note and be connected in sequence, by by steam injection, the integrated design of extracting device of oil, realize a set of tubing string and carry out horizontal well steam injection and production, it not only simplify process, the generation of complex situations is avoided, and it can alleviate horizontal well in steam injection and production phase and employ uneven contradiction.
Description
Technical field
The present invention relates to a kind of oil field oil-gas mining device, particularly a kind of horizontal well note adopts integrated apparatus.This hair
It is bright to further relate to using this method for noting and adopting integrated apparatus and realizing steam injection, recover the oil.
Background technology
Horizontal well technology is that current heavy crude reservoir thermal recovery is taped the latent power and one of the major technique of Productivity Construction, but with viscous crude
Horizontal well is handled up the increasing of round, and is influenced by factors such as Reservoir Heterogeneity, net horizontal section flow resistances, makes injection steam edge
High permeability zone is advanced by leaps and bounds, or even is formed steam and broken through, and not only causes steam heat to waste, but also the degree that can make to employ inequality adds
Play, finally reduces recovery ratio.
In order to solve the problems, such as the steam injection uneven heating occurred during horizontal well thermal production, successively occurs level in recent years
Well Double-pipe gas-injection, multiple spot steam injection, the segmentation technology such as steam injection, alleviate the contradiction that horizontal segment inhales vapour inequality, but level above well
Steam injection string can cause respectively to go out vapour point steam quality distribution inequality under the influence of horizontal segment flow resistance and Reservoir Heterogeneity,
The heat content ratio of steam distribution is mismatched with steam flow ratio, so as to cause the error that steam heat distributes.With steam not
Disconnected injection, oil reservoir internal temperature field constantly change, and the percolation law of reservoir fluid are affected, in the production phase, using normal
Generally production make it that the high viscosity of viscous crude and condensation in addition, holds horizontal segment there are a pressure drop remittance field to the oil well pump of rule
Horizontal segment toe-end and heel end flow resistance skewness are easily caused, causes oil reservoir to be employed unbalanced, influences development effectiveness；Ask above
Topic becomes urgent problem in thick oil horizontal well thermal recovery technology.
The content of the invention
For the above-mentioned technical problem in the presence of the prior art, the present invention proposes horizontal well note and adopts integrated apparatus.
By the integrated apparatus of the present invention, steam injection and oil recovery function can be realized at the same time in recovery process, and can realize steam injection mistake
Journey respectively goes out the distribution of the mass dryness fractions such as the steam flow of vapour point and oil recovery process horizontal segment equilibrium draining.The invention further relates to use this note
Adopt integrated apparatus and carry out steam injection, the method recovered the oil.
According to the first aspect of the invention, it is proposed that horizontal well note adopt integrated apparatus, the integrated apparatus by first every
Deep fat pipe, heat-insulated down-well compensator, the second insulated tubing, note adopt integrated pump, the 3rd insulated tubing, packer, oil pipe and extremely
A few steam injection oil-producing unit is connected in sequence, wherein, the steam injection oil-producing unit by etc. mass dryness fraction distributor and balanced draining
Device is formed by connecting, and the upper end of the oil pipe is connected with the packer lower end, and the lower end of the oil pipe is matched somebody with somebody with the mass dryness fraction such as described
Note device is connected.
As a modification of the present invention, which includes multiple steam injection oil-producing units, and adjacent steam injection is recovered the oil
It is connected between unit by being inserted into sealing.
As another improvement of the present invention, the equilibrium drainage device is connected successively by top connection, central tube and lower contact
Connect and form, the side wall of the central tube is provided with gate gurgle valve, and the top connection upper end is connected with the mass dryness fraction distributor such as described.
The outer wall of the central tube is arranged with draining cover, and the both ends of the draining cover are fixed by upper shield and lower shield respectively；
The upper shield is connected through a screw thread fixation with the central tube, and it is fixed that the lower shield is fixed with the central tube by pin
Position.Oil leak hole is provided with the draining cover.
The gate gurgle valve is ball-and-seat, and centralizer is arranged with the lower shield lower end, central tube periphery.
The packer is self compensation heat-sensitive packer.
As another improvement of the present invention, the mass dryness fraction distributor such as described is formed by connecting by hoop and steam injection body, the note
The side of vapour body is additionally provided with hollow steam injection branch pipe, which, which is additionally provided with pipe, is mutually separated device, in the pipe
It is mutually separated device and the inner cavity of the steam injection body is separated into two parts inner cavity, a portion inner cavity is interior with the steam injection branch pipe
Chamber is connected, and forms the first steam injection passage, another part inner cavity then forms the second steam injection and leads to.
The steam injection branch tube cavity is additionally provided with steam injection valve, baffle ring and critical flow nozzle.
The steam injection chamber body is additionally provided with rectifier, which is helical swirl piece.
According to the second aspect of the invention, it is proposed that adopt integrated apparatus using note and carry out steam injection, the method recovered the oil, including
Following steps：
Step 1：Assembling, tripping in integrated apparatus
First, the oil reservoir number that steam injection as needed is recovered the oil selects the steam injection oil-producing unit of identical quantity；
Secondly, fixation is attached to steam injection oil-producing unit, is carried out between multiple steam injection oil-producing units by being inserted into sealing
Connection；
Again, the first insulated tubing, heat-insulated down-well compensator, the second insulated tubing, note are adopted into integration pump, the 3rd heat-insulated
Oil pipe, packer, oil pipe and the steam injection oil-producing unit that assembles are sequentially connected, so that steam injection oil recovery integrated apparatus assembled
Finish；
Finally, by integrated apparatus G.I.H so that the position of each steam injection oil-producing unit and the oil for needing steam injection to recover the oil
Layer position is corresponding.
Step 2：Etc. mass dryness fraction steam injection
Ground steam injection pipeline, blow-on steam injection are connected, steam realizes steam by mass dryness fraction distributors such as ground steam transmitting pipe line entrance
Distributed etc. mass dryness fraction, and the mass dryness fraction steam injection such as carry out to oil reservoir.
Step 3：Tripping in sucker rod produces；
After the completion of steam injection, tripping in sucker rod is adopted integrated pump with note and is docked, and carries pump closing steam injection passage, and turn on pump enters life
The production stage.
Compared with prior art, it is an advantage of the current invention that by by steam injection, the integrated design of extracting device of oil, realizing
A set of tubing string carries out horizontal well steam injection and production, not only simplify process, avoids the generation of complex situations, Er Qieqi
It can alleviate horizontal well in steam injection and production phase and employ uneven contradiction；Meanwhile the setting of mass dryness fraction distributor such as pass through, it is real
Showed each section of steam flow etc. mass dryness fraction distribution, it is ensured that the heat content ratio of steam distribution matches with steam flow ratio；Pass through equilibrium
The setting of drainage device, is capable of the producing pressure differential of equilibrium level section, realizes the equilibrium producing of horizontal segment oil reservoir, be conducive to horizontal well
The improvement of development effectiveness and the raising of recovery percent of reserves.
Brief description of the drawings
The horizontal well note that Fig. 1 is the present invention adopts integrated apparatus schematic diagram.
Fig. 2 be the present invention etc. mass dryness fraction distributor sectional view.
Fig. 3 be the present invention etc. mass dryness fraction distributor A-A sectional views.
Fig. 4 be the present invention etc. mass dryness fraction distributor B-B sectional views.
Fig. 5 be the present invention etc. mass dryness fraction distributor rectifier 3-D view.
Fig. 6 is the half sectional view of the balanced drainage device of the present invention.
Embodiment
Detailed description for the present invention and technology contents, coordinate brief description of the drawings it is as follows, but attached drawing only provide reference with
Purposes of discussion, is not used for being any limitation as the present invention.
The horizontal well note that Fig. 1 is the present invention adopts integrated apparatus schematic diagram.Horizontal well note adopts integrated apparatus insulated tubing
1st, heat-insulated down-well compensator 2, the second insulated tubing 3, note adopt integration pump the 4, the 3rd insulated tubing 5, packer 6, oil pipe 12 and
Steam injection oil-producing unit is connected in sequence, wherein, steam injection oil-producing unit by etc. mass dryness fraction distributor 7 connected with balanced drainage device 8
Form, the upper end of oil pipe 12 is connected with 6 lower end of packer, the lower end of oil pipe 12 with etc. mass dryness fraction distributor 7 be connected.Adjacent steam injection
It is connected between oil-producing unit by being inserted into sealing 10.Insertion sealing 10 is docked with the sealing drum of the external packer of pipe 9 of horizontal segment,
Sealing drum internal diameter is less than horizontal segment pipe aperture, palette between insertion sealing 10 and sealing drum, so that by horizontal segment stratum
Opened by exploitation oil reservoir packing, each steam injection production unit corresponds to an exploitation oil reservoir, realizes that segmentation is close in the pipe of horizontal segment oil reservoir
Envelope.First insulated tubing 1, the second insulated tubing 3, the 3rd insulated tubing 5 are used cooperatively, and can both have been reduced note and are adopted integrated pipe
Heat loss of the column in steam injection process, and insulation effect can be played to Produced Liquid in exploitation process；Heat-insulated down-well compensator 2 exists
In steam injection process, inner tube is moved to outer tube, and outer tube is insulated tubing, so that inner tube is in instlated tubular and was extending
Heat loss is avoided in journey, while plays the role of thermal compensation, avoids the generation of steam injection string thermal stress；Note adopts integration pump 4 can be real
Existing tubing string steam injection oil recovery cycles production, during steam injection operation, plunger is in pump state of touching, and hot steam is entered by steam injection hole to be pumped
Cylinder and outer working tube annular space, through pumping lower injection stratum.When turning to take out, above carry plunger and seal steam injection hole, note adopts integration pump 4
Can normally it pump.In a preferred embodiment, packer 6 is self compensation heat-sensitive packer, and self compensation heat-sensitive packer can be with
The temperature for steam injection string raises and gradually swollen envelope, and then realize packing sealing.
As shown in Figure 2-5, it is formed by connecting etc. mass dryness fraction distributor 7 by hoop 701 with steam injection body 708, the steam injection body 708
Side be additionally provided with hollow steam injection branch pipe 704, which, which is additionally provided with pipe, is mutually separated device 703, the pipe
Inside it is mutually separated device 703 and the inner cavity of the steam injection body 708 is separated into two parts inner cavity, a portion inner cavity and the steam injection
The inner cavity of branch pipe 704 is connected, and forms the first steam injection passage, another part inner cavity then forms the second steam injection and leads to, introduces steam into
Next steam injection oil-producing unit.704 inner cavity of steam injection branch pipe is additionally provided with steam injection valve 705, baffle ring 706 and critical flow nozzle 707, can
Directly to oil reservoir steam injection.708 inner cavity of steam injection body is additionally provided with rectifier 702, which is helical swirl piece, when
When the fluid of two-phase mixtures flows through rectifier 702, since the density of out-phase material is variant, suffered centrifugal force is different, due to
Centrifugal action in the range of from pipeline center's different distance, forms centrosymmetric eddy flow field in downstream distribution, so that by two
Phase fluid centrifuges.Two end lines that device 703 is mutually separated in pipe are bonded with the bore seal of steam injection body 708；Critical flow sprays
707 inner cavity of mouth is the runner that aperture is gradually reduced, and the part of aperture minimum is known as aditus laryngis, there is taper diffusion behind aditus laryngis
Face, nozzle can obtain different critical pressure ratios with the difference for expanding diffusingsurface length downstream, when the flow velocity of throat reaches sound
When fast, steam flow is only related with upstream pressure and throat aperture, from the influence of horizontal segment reservoir heterogeneity；It is preferred one
Embodiment in, steam injection valve 705 is ball-and-seat, and opening is in steam injection process, is closed in production process.
As shown in fig. 6, balanced drainage device 8 is connected in sequence by top connection 801, central tube 805 and lower contact 809,
The side wall of the central tube 805 is evenly arranged with multiple gate gurgle valves 804, and gate gurgle valve 804 is ball-and-seat, in steam injection process, by note
Steam pressure difference is closed, and opening is in by producing pressure differential in production process.801 upper end of top connection with etc. mass dryness fraction match somebody with somebody
Device 7 is noted to be connected.The outer wall of central tube 805 is arranged with draining cover 803, and the both ends of the draining cover 803 are respectively by upper shield 802 with
Shield 806 is fixed；Upper shield 802 is connected through a screw thread fixation with central tube 805, and lower shield 806 passes through pin with central tube 805
807 stationary positioneds.Multiple oil leak holes 810 are provided with draining cover 803.In a further preferred embodiment, under lower shield 806
End, 805 periphery of central tube are arranged with centralizer 808, prevent the friction of steam injection oil-producing unit and casing wall.
It will describe to adopt integrated apparatus progress steam injection, the method recovered the oil using note according to Fig. 1-6 below, it includes following
Step：
Step 1：Assembling, tripping in integrated apparatus
First, the oil reservoir number that steam injection as needed is recovered the oil selects the steam injection oil-producing unit of identical quantity；
Secondly, be attached fixation to steam injection oil-producing unit, between multiple steam injection oil-producing units by be inserted into sealing 10 into
Row connection, the least significant end of steam injection oil-producing unit can be connected with silk plug 11；
Again, as shown in Figure 1, the first insulated tubing 1, heat-insulated down-well compensator 2, the second insulated tubing 3, note are adopted into one
Change the 4, the 3rd insulated tubing 5 of pump, packer 6, oil pipe 12 and the steam injection oil-producing unit that assembles to be sequentially connected, so that steam injection be adopted
Oily integrated apparatus assembling finishes；
Finally, by integrated apparatus G.I.H, sealing paste between insertion sealing 10 and the sealing drum of external packer of pipe 9
Close, so that horizontal segment be opened by exploitation oil reservoir packing so that the position of each steam injection oil-producing unit and the oil reservoir for needing steam injection to recover the oil
Position is corresponding.
Step 2：Etc. mass dryness fraction steam injection
Ground steam injection pipeline is connected, blow-on steam injection, steam adopts integrated apparatus by ground steam transmitting pipe line into note, in steam injection
During, heat-insulated 2 inner tube of down-well compensator is moved to outer tube, and outer tube is insulated tubing, so that inner tube is in instlated tubular
In and avoid in elongation process heat loss, while play the role of thermal compensation, avoid the generation of steam injection string thermal stress；Self compensation
The gradually swollen envelope, and then realize that casing off more than horizontal segment is sealed with the temperature rise of steam injection string of heat-sensitive packer 6；
Afterwards, steam such as enters at the mass dryness fraction distributor 7, is distributed so as to fulfill mass dryness fractions such as steam, the mass dryness fraction steam injection such as carries out to oil reservoir.
Step 3：Tripping in sucker rod produces；
After the completion of steam injection, tripping in sucker rod adopts the integrated docking of pump 4 with note, and carries pump closing steam injection passage, and turn on pump enters
Production phase.
The foregoing is merely presently preferred embodiments of the present invention, is not used to limit the scope of the claims of the present invention, other are with this
The equivalence changes of the patent spirit of invention, should all belong to the scope of the claims of the present invention.
Claims (10)
1. horizontal well note adopts integrated apparatus, it is characterised in that：The integrated apparatus is compensated by the first insulated tubing, heat-insulated underground
Device, the second insulated tubing, note adopt integrated pump, the 3rd insulated tubing, packer, oil pipe and at least one steam injection oil-producing unit according to
It is secondary to be formed by connecting, wherein, the steam injection oil-producing unit by etc. mass dryness fraction distributor be formed by connecting with balanced drainage device, the oil pipe
Upper end be connected with the packer lower end, the lower end of the oil pipe is connected with the mass dryness fraction distributor such as described.
2. horizontal well note as claimed in claim 1 adopts integrated apparatus, it is characterised in that：The integrated apparatus includes multiple notes
Vapour oil-producing unit, is connected by being inserted into sealing between adjacent steam injection oil-producing unit.
3. horizontal well note as claimed in claim 1 or 2 adopts integrated apparatus, it is characterised in that：It is described equilibrium drainage device by
Top connection, central tube and lower contact are connected in sequence, and the side wall of the central tube is provided with gate gurgle valve, the top connection upper end with
The mass dryness fraction distributor such as described is connected.
4. horizontal well note as claimed in claim 3 adopts integrated apparatus, it is characterised in that：The outer wall of the central tube is arranged with
Draining cover, the both ends of the draining cover are fixed by upper shield and lower shield respectively；The upper shield passes through screw thread with the central tube
Connection is fixed, and the lower shield passes through pin stationary positioned with the central tube；Oil leak hole is provided with the draining cover.
5. horizontal well note as claimed in claim 4 adopts integrated apparatus, it is characterised in that the gate gurgle valve is ball-and-seat,
The lower shield lower end, central tube periphery are arranged with centralizer.
6. horizontal well note as claimed in claim 3 adopts integrated apparatus, it is characterised in that the packer is self compensation temperature-sensitive
Packer.
7. horizontal well note as claimed in claim 3 adopts integrated apparatus, it is characterised in that：The mass dryness fraction distributor such as described is by hoop
It is formed by connecting with steam injection body, the side of the steam injection body is additionally provided with hollow steam injection branch pipe, which also sets
It is equipped with pipe and is mutually separated device, device is mutually separated in the pipe inner cavity of the steam injection body is separated into two parts inner cavity, wherein one
Point inner cavity is connected with the inner cavity of the steam injection branch pipe, forms the first steam injection passage, another part inner cavity then forms the second steam injection
It is logical.
8. horizontal well note as claimed in claim 7 adopts integrated apparatus, it is characterised in that：The steam injection branch tube cavity is also set up
There are steam injection valve, baffle ring and critical flow nozzle.
9. horizontal well note as claimed in claim 8 adopts integrated apparatus, it is characterised in that：The steam injection chamber body is also set up
There is rectifier, which is helical swirl piece.
10. a kind of adopt the method that integrated apparatus carries out steam injection, recovers the oil using note as claimed in any one of claims 1-9 wherein,
Comprise the following steps：
Step 1：Assembling, tripping in integrated apparatus
First, the oil reservoir number that steam injection as needed is recovered the oil selects the steam injection oil-producing unit of identical quantity；
Secondly, fixation is attached to steam injection oil-producing unit, is attached between multiple steam injection oil-producing units by being inserted into sealing；
Again, the first insulated tubing, heat-insulated down-well compensator, the second insulated tubing, note are adopted into integration pump, the 3rd insulation oil
Pipe, packer, oil pipe and the steam injection oil-producing unit that assembles are sequentially connected, so that steam injection oil recovery integrated apparatus assembled
Finish；
Finally, by integrated apparatus G.I.H so that the position of each steam injection oil-producing unit and the oil reservoir position for needing steam injection to recover the oil
Put corresponding；
Step 2：Etc. mass dryness fraction steam injection
Ground steam injection pipeline, blow-on steam injection are connected, steam realizes that steam etc. is dry by mass dryness fraction distributors such as ground steam transmitting pipe line entrance
Degree distribution, and the mass dryness fraction steam injection such as carry out to oil reservoir；
Step 3：Tripping in sucker rod produces；
After the completion of steam injection, tripping in sucker rod is adopted integrated pump with note and is docked, and carries pump closing steam injection passage, and turn on pump enters production rank
Section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947834.2A CN107989584B (en) | 2016-10-26 | 2016-10-26 | Injection and production integrated device and method for horizontal well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947834.2A CN107989584B (en) | 2016-10-26 | 2016-10-26 | Injection and production integrated device and method for horizontal well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107989584A true CN107989584A (en) | 2018-05-04 |
| CN107989584B CN107989584B (en) | 2023-06-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610947834.2A Active CN107989584B (en) | 2016-10-26 | 2016-10-26 | Injection and production integrated device and method for horizontal well |
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| Country | Link |
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| CN (1) | CN107989584B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854217A (en) * | 2018-12-25 | 2019-06-07 | 天津克睿特维科技发展有限公司 | A kind of heat injection oil recovery and the integrated thickened oil recovery method of mechanical oil recovery |
| CN111946314A (en) * | 2019-05-15 | 2020-11-17 | 中国石油天然气股份有限公司 | Injection and extraction control pipe column for thickened oil horizontal well |
| CN111980647A (en) * | 2019-05-21 | 2020-11-24 | 中国石油天然气股份有限公司 | Unsteady steam injection method used during huff and puff and steam drive |
| CN112543840A (en) * | 2018-08-10 | 2021-03-23 | Rgl 油藏管理公司 | Nozzle for steam injection and steam stop |
| US11536115B2 (en) | 2018-07-07 | 2022-12-27 | Variperm Energy Services Inc. | Flow control nozzle and system |
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| US11525337B2 (en) | 2018-08-10 | 2022-12-13 | Variperm Energy Services Inc. | Nozzle for steam injection and steam choking |
| CN109854217A (en) * | 2018-12-25 | 2019-06-07 | 天津克睿特维科技发展有限公司 | A kind of heat injection oil recovery and the integrated thickened oil recovery method of mechanical oil recovery |
| CN111946314A (en) * | 2019-05-15 | 2020-11-17 | 中国石油天然气股份有限公司 | Injection and extraction control pipe column for thickened oil horizontal well |
| CN111980647A (en) * | 2019-05-21 | 2020-11-24 | 中国石油天然气股份有限公司 | Unsteady steam injection method used during huff and puff and steam drive |
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