CN106677770A - Rock core displacement device - Google Patents
Rock core displacement device Download PDFInfo
- Publication number
- CN106677770A CN106677770A CN201610534108.8A CN201610534108A CN106677770A CN 106677770 A CN106677770 A CN 106677770A CN 201610534108 A CN201610534108 A CN 201610534108A CN 106677770 A CN106677770 A CN 106677770A
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- CN
- China
- Prior art keywords
- sand
- reservoir
- container
- sandstone
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 48
- 239000011435 rock Substances 0.000 title claims abstract description 41
- 239000004576 sand Substances 0.000 claims abstract description 116
- 239000012530 fluid Substances 0.000 claims abstract description 34
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 210000004907 gland Anatomy 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 16
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 10
- 240000005373 Panax quinquefolius Species 0.000 claims description 10
- 230000004308 accommodation Effects 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000035699 permeability Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
-
- 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
-
- 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
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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a rock core displacement device. The rock core displacement device comprises an injection module, a model module, a measuring module and a control module. The rock core displacement device is characterized in that the model module comprises a sand filling tool and a sand filling container; the sand filling container is a cube, and an storing space of the sand filling container is divided into a first sand filling space body, a second sand filling space body and a third sand filling space body through the sand filling tool; the first sand filling space body is loaded with first sandstone, the second sand filling space body is loaded with second sandstone, and the third sand filling space body is loaded with third sandstone; the particle diameters of the first sandstone, the second sandstone and the third sandstone are different; then the sand filling tool is pulled out; the sand filling container has a rock sample, and the rock sample comprises a first reservoir, a second reservoir and a third reservoir; and the sand filling container is connected with the injection module, the injection module injects displacement objects into the sand filling container, and the measuring module is connected with the sand filling container and measures fluid flow of the first reservoir, the second reservoir and the third reservoir.
Description
Technical field
The present invention relates to a kind of oil recovery technique field, more particularly to a kind of rock core displacement device.
Background technology
Rock core displacement device in the country's adopts cylinder reservoir model, its back-up sand insufficient strength to simulate reservoir area mistake at present
It is little, and a kind of the earth's core pressure can only be simulated, it is impossible to effectively simulate the pressure reduction between each region, it is impossible to objectively show ground
The truth of bottom reservoir, measurement efficiency are low.
The content of the invention
For deficiency of the prior art, it is an object of the invention to provide a kind of rock core displacement device.
In order to solve above-mentioned technical problem, this application discloses a kind of rock core displacement device, including injection module, pattern die
Block, measurement module and control module, it is characterised in that the model module includes sand filling tool and back-up sand container, the back-up sand
Tool kit contains two metal partion (metp)s and two metal side plates, two metal partion (metp) interval settings, two metal side plates
It is connected to the both sides of two metal partion (metp)s, the back-up sand container is regular cube, the sand filling tool is arranged at institute
State in back-up sand container, and two metal partion (metp)s separate the back-up sand container accommodation space be the first back-up sand space, second
Back-up sand space and the 3rd back-up sand space, second back-up sand be spatially located at the first back-up sand space and the 3rd back-up sand space it
Between, the first back-up sand space loads the first sandstone, and the second back-up sand space loads the second sandstone, the 3rd back-up sand space
The 3rd sandstone is loaded, the particle diameter of first sandstone, the second sandstone and the 3rd sandstone is different；Wherein described first back-up sand space,
After second back-up sand space and the 3rd back-up sand space load the first sandstone, the second sandstone and the 3rd sandstone respectively, the sand filling tool
Extract out from the back-up sand container, the back-up sand container has rock sample, and the rock sample includes the first reservoir, the second reservoir and the 3rd storage
Layer；Wherein described back-up sand container connects the injection module, and the injection module injects displacement object to the back-up sand container, described
Measurement module connects the back-up sand container, and measures the fluid stream of first reservoir, the second reservoir and the 3rd reservoir of the rock sample
Amount；Wherein described control module connects the injection module and measurement module.
According to an embodiment of the application, above-mentioned back-up sand container includes upper press cover, lower cover, left gland and right gland,
The upper press cover and lower cover interval setting, the interval between the upper press cover and lower cover are high more than the maximum of the sand filling tool
Degree, the left gland and right gland are individually fixed in the left side and right side of the upper press cover and lower cover.
According to an embodiment of the application, above-mentioned left gland and right gland are locked in described respectively by multiple locking parts
The left side and right side of upper press cover and lower cover.
According to an embodiment of the application, above-mentioned model module also includes movable stand, two rotary shafts and limit assembly,
Two rotary shafts are arranged at the two ends of the movable stand, and are oppositely arranged, and are articulated in the upper press cover respectively and push
The front side of lid and rear side, the limit assembly are arranged at one of described two rotary shafts.
Hand-hole, the note are had respectively according to the center of an embodiment of the application, above-mentioned upper press cover and lower cover
At least one for entering module and two hand-holes is connected.
According to an embodiment of the application, above-mentioned upper press cover has multiple fluid export mouths, and at least one conduit is stretched into
At least one of the plurality of fluid export mouth.
According to an embodiment of the application, above-mentioned each conduit has multiple guide holes, and the plurality of guide hole is right respectively
Answer first reservoir, the second reservoir and the 3rd reservoir.
According to an embodiment of the application, above-mentioned injection module includes injection pump and multiple Sheng displacement object piston containers,
The injection pump connection is the plurality of to contain displacement object piston container, the displacement contained by the plurality of Sheng displacement object piston container
Thing is water, oily and polymer, and the plurality of Sheng displacement object piston container connects two hand-holes of the back-up sand container
At least one.
According to an embodiment of the application, above-mentioned measurement module includes calorstat, back pressure control valve and fluid metering dress
Put, the model module is placed in the calorstat, the back pressure control valve connects described at least the one of the back-up sand container
Individual conduit, the apparatus for metering fluids connect the back pressure control valve.
Compared with prior art, the application can be obtained including following technique effect：
Back-up sand container of the rock core displacement device of the application using regular cube, and formed with various in back-up sand container
The rock sample of the reservoir of sandstone, so can accurately simulate the real conditions of ground end reservoir, can detect different depth or difference simultaneously
The permeability of the reservoir in region, while detecting the permeability of different reservoir, is substantially improved measurement efficiency.
Description of the drawings
Schematic diagrams of the Fig. 1 for the rock core displacement device of one embodiment of the application.
First use state figures of the Fig. 2 for the back-up sand container of one embodiment of the application.
First use state figures of the Fig. 3 for the model module of one embodiment of the application.
Second use state figures of the Fig. 4 for the model module of one embodiment of the application.
Schematic diagrams of the Fig. 5 for the back-up sand container of one embodiment of the application.
Second use state figures of the Fig. 6 for the back-up sand container of one embodiment of the application.
Use state figures of the Fig. 7 for the model module of another embodiment of the application.
Specific embodiment
Multiple embodiments of the application, as clearly stated, the details in many practices will be disclosed with schema below
Will be explained in the following description.It should be appreciated, however, that the details in these practices is not applied to limit the application.Also
It is to say, in some embodiments of the application, the details in these practices is non-essential.Additionally, for the sake of simplifying schema,
Some known usual structures will illustrate it in the drawings in the way of simply illustrative with component.
With regard to its " first " used herein, " second " etc., the meaning of order or cis-position is not especially censured, also non-use
To limit the application, which is used for the purpose of distinguishing component or the operation described with constructed term.
Fig. 1 is referred to, which is the schematic diagram of the rock core displacement device 1 of one embodiment of the application；As illustrated, the application
A kind of rock core displacement device 1 is provided, which includes injection module 10, model module 11, measurement module 12 and control module 13, injected
10 link model module 11 of module, the connection measurement module 12 of model module 11, the connection injection module 10 of control module 13 and measurement
Module 12.Fig. 2, Fig. 3 and Fig. 4 are seen also, which is the first use state of the back-up sand container 111 of one embodiment of the application
First use state figure and the second use state figure of figure and model module 11；As illustrated, model module 11 includes that back-up sand is held
Device 111 and sand filling tool 112, back-up sand container 111 include upper press cover 1111, lower cover 1112, left gland 1113 and right gland
1114, upper press cover 1111 and 1112 interval setting of lower cover have accommodation space between upper press cover 1111 and lower cover 1112.Back-up sand
Instrument 112 is arranged at the accommodation space between upper press cover 1111 and lower cover 1112, also illustrates that upper press cover 1111 and lower cover 1112
Between interval more than sand filling tool maximum height.The sand filling tool 112 of the application has two metal partion (metp)s 1121 and two
Metal side plate 1122, two 1121 interval settings of metal partion (metp), two metal side plates 1122 are arranged at two metal partion (metp)s 1121
Both sides.Accommodation space is separated out the first back-up sand space 113a, the second back-up sand space 113b and by two metal partion (metp)s 1121
Three back-up sand space 113c, the second back-up sand space 113b are located at the first back-up sand space 113a and the 3rd back-up sand space 113c.Left gland
1113 left sides that upper press cover 1111 and lower cover 1112 are locked in by multiple locking parts 114.
First sandstone, the second sandstone and the 3rd sandstone are inserted the first back-up sand space 113a, the second back-up sand sky by now respectively
Between 113b, wherein the particle diameter of the first sandstone, the second sandstone and the 3rd sandstone is different.Wherein two metals of sand filling tool 112 every
Multiple support members 1123 can be set between plate 1121, it is to avoid inserted first sandstone of the first back-up sand space 113a or inserted the 3rd back-up sand
3rd sandstone of space 113c is overweight and causes two metal partion (metp)s 1121 to be deformed.
Then sand filling tool 112 is taken out from back-up sand container 111, makes that there is in back-up sand container 111 rock sample 2, rock sample 2 has
First reservoir 21, the second reservoir 22 and the 3rd reservoir 23, the first reservoir 21 is the first sandstone for inserting the first back-up sand space 113a
Formed, the second reservoir 22 is formed by the second sandstone for inserting the second back-up sand space 113b, the 3rd reservoir 23 is to insert the 3rd
3rd sandstone of back-up sand space 113c is formed.Most rear right gland 1114 is locked in upper press cover 1111 by multiple locking parts 114
And the right side of lower cover 1112.The center of upper press cover 1111 and lower cover 1112 has hand-hole 1115, upper press cover 1111 respectively
With multiple fluid export mouths 1116, multiple fluid export mouths 1116 are distributed in around hand-hole 1115, the upper pressure of the application
Lid 1111 is divided into four regions, and each region has fluid export mouth 1116.
The model module 11 of the application also includes 115, two rotary shafts 116 of movable stand and limit assembly 117, two rotations
Axle 116 is arranged at the two ends of movable stand 115, and is oppositely arranged.Two rotary shafts 116 are articulated in upper press cover 1111 respectively and push
The front side of lid 1112 and rear side, limiting component 117 are arranged at one of two rotary shafts 116, and such back-up sand container 111 can pass through
Two rotary shafts 116 overturn, i.e., lower cover 1112 is may be reversed to top, and upper press cover 1111 is may be reversed to lower section.Right limiting component
117 fix rotary shaft 116 in one end of movable stand 115, and such back-up sand container 111 can not overturn.
Multiple to refer to Fig. 1 in the lump, injection module 10 includes injection pump 101 and multiple Sheng displacement object piston containers 102, injection pump
The multiple Sheng displacement object piston containers 102 of 101 connections, each is contained displacement object piston container 102 and contains displacement object, and displacement object can be
Water, oil or polymer.Measurement module 12 includes calorstat 121, back pressure control valve 122 and apparatus for metering fluids 123, model module
11 are arranged in calorstat 121, multiple to contain two hand-holes 1115 that displacement object piston container 102 connects back-up sand container 111, return
The connection of pressure control valve 122 is inserted at least one conduit 118 of multiple fluid export mouths 1116 of back-up sand container 111.
The occupation mode of the rock core displacement device 1 of the application is the rock by the control of calorstat 121 positioned at back-up sand container 111
The temperature of sample, this temperature are simulated formation temperature.Now injection pump 101 provides pressure to multiple Sheng displacement object piston containers 102,
Injection pump 101 provides pressure to multiple Sheng displacement object piston containers 102, and multiple Sheng displacement object piston containers 102 are squeezed out respectively
Displacement object, multiple displacement objects enter rock sample 2 by the hand-hole 1115 of back-up sand container 111.Back pressure control valve 122 controls multiple streams
The pressure of body export mouth 1116 is consistent with the maintenance of the pressure of two hand-holes 1115, and at least one conduit 118 passes through multiple fluids
Fluid in rock sample 2 is derived by export mouth 1116, and the flow of derived fluid is calculated by apparatus for metering fluids 123, and then
Learn the permeability of rock sample 2.
Fig. 5 and Fig. 6 is seen also, which is that the schematic diagram of the back-up sand container 111 of one embodiment of the application and back-up sand are held
Second use state figure of device 111；As illustrated, when conduit 118 may be alternatively located at of four regions of back-up sand container 111
Fluid export mouth 1116 insert when, conduit 118 down inserts the first depth from fluid export mouth 1116, makes the end of conduit 118
Positioned at the first reservoir 21, conduit 118 derives the fluid of the first reservoir 21 at end, and is calculated to be located at by apparatus for metering fluids 123 and just take out
Take the fluid flow of first depth and the first reservoir 21 in region；Now conduit 118 is down inserted to the second depth again, makes conduit
118 end is located at the second reservoir 22, and conduit 118 derives the fluid of the second reservoir 22, and calculates position by apparatus for metering fluids 123
In the second depth for just extracting region and the fluid flow of the second reservoir 22；Last conduit 118 is down inserted to the 3rd depth again, makes
The end of conduit 118 is located at the 3rd reservoir 23, and conduit 118 derives the fluid of the 3rd reservoir 23, and is counted by apparatus for metering fluids 123
Calculate positioned at the 3rd depth and the fluid flow of the 3rd reservoir 23 for just extracting region.The difference for extracting region can so be learnt
The fluid flow of depth and different reservoir, also can know different depth and different reservoir (the different sand for extracting region simultaneously
Rock) permeability.The permeability in certain other regions also can be learnt by the way, repeat no more in this.
Fig. 7 is referred to, which is the use state figure of the model module 11 of another embodiment of the application；As illustrated, this
The conduit 118 of application can also have multiple guide holes 1181, when conduit 118 is inserted from fluid export mouth 1116, multiple guide holes
1181 can correspond to the first reservoir 21, the second reservoir 22 and the 3rd reservoir 23 respectively, can sequentially derive the first reservoir 21, the second reservoir
22 and the 3rd reservoir 23 fluid, user accelerates overall measurement efficiency without moving conduit 118 always.
In sum, in one or more embodiments of the application, the rock core displacement device of the application uses regular cube
Back-up sand container, and the rock sample of the reservoir with various sandstone is formed in the back-up sand container, so can accurately simulate ground end storage
The real conditions of layer, can detect the permeability of the reservoir of different depth or zones of different simultaneously, while detecting oozing for different reservoir
Rate, is substantially improved measurement efficiency thoroughly.
The upper only presently filed embodiment, is not limited to the application.For those skilled in the art
For, the application can have various modifications and variations.All any modifications made in spirit herein and principle, equivalent
Replace, improve etc., within the scope of claims hereof all should being included in.
Claims (9)
1. a kind of rock core displacement device, including injection module, model module, measurement module and control module, it is characterised in that institute
Stating model module includes sand filling tool and back-up sand container, and the sand filling tool includes two metal partion (metp)s and two metal side plates,
Two metal partion (metp) interval settings, two metal side plates are connected to the both sides of two metal partion (metp)s, institute
It is regular cube to state back-up sand container, and the sand filling tool is arranged in the back-up sand container, and two metal partion (metp)s separate
The accommodation space of the back-up sand container be the first back-up sand space, the second back-up sand space and the 3rd back-up sand space, second back-up sand
It is spatially located between the first back-up sand space and the 3rd back-up sand space, the first back-up sand space loads the first sandstone, described
Second back-up sand space loads the second sandstone, and the 3rd back-up sand space loads the 3rd sandstone, first sandstone, the second sandstone and
The particle diameter of the 3rd sandstone is different；
Wherein described first back-up sand space, the second back-up sand space and the 3rd back-up sand space load the first sandstone, the second sandstone respectively
And the 3rd after sandstone, the sand filling tool is extracted out from the back-up sand container, and the back-up sand container has rock sample, and the rock sample includes
First reservoir, the second reservoir and the 3rd reservoir；
Wherein described back-up sand container connects the injection module, and the injection module injects displacement object to the back-up sand container, institute
State measurement module and connect the back-up sand container, and measure the fluid of first reservoir, the second reservoir and the 3rd reservoir of the rock sample
Flow；
Wherein described control module connects the injection module and measurement module.
2. rock core displacement device according to claim 1, it is characterised in that the back-up sand container includes upper press cover, pushes
Lid, left gland and right gland, the upper press cover and lower cover interval setting, the interval between the upper press cover and lower cover is more than institute
State the maximum height of sand filling tool, the left gland and right gland are individually fixed in the left side and the right side of the upper press cover and lower cover
Side.
3. rock core displacement device according to claim 2, it is characterised in that the left gland and right gland are respectively by more
Individual locking part is locked in the left side and right side of the upper press cover and lower cover.
4. rock core displacement device according to claim 2, it is characterised in that the model module also include movable stand, two
Individual rotary shaft and limit assembly, two rotary shafts are arranged at the two ends of the movable stand, and are oppositely arranged, and pivot joint respectively
In the front side and rear side of the upper press cover and lower cover, the limit assembly is arranged at one of described two rotary shafts.
5. rock core displacement device according to claim 2, it is characterised in that the center difference of the upper press cover and lower cover
With hand-hole, the injection module is connected with least one of two hand-holes.
6. rock core displacement device according to claim 5, it is characterised in that there are the upper press cover multiple fluids to derive
Mouthful, at least one conduit stretches at least one of the plurality of fluid export mouth.
7. rock core displacement device according to claim 6, it is characterised in that each conduit has multiple guide holes, described
Multiple guide holes correspond to first reservoir, the second reservoir and the 3rd reservoir respectively.
8. rock core displacement device according to claim 6, it is characterised in that the injection module includes injection pump and multiple
Displacement object piston container is contained, the injection pump connection is the plurality of to contain displacement object piston container, the plurality of Sheng displacement object piston
The displacement object contained by container is water, oily and polymer, and the plurality of Sheng displacement object piston container connects the back-up sand container
Two hand-holes at least one.
9. rock core displacement device according to claim 6, it is characterised in that the measurement module includes calorstat, back pressure
Control valve and apparatus for metering fluids, the model module are placed in the calorstat, are filled out described in the back pressure control valve connection
At least one conduit of sand container, the apparatus for metering fluids connect the back pressure control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534108.8A CN106677770B (en) | 2016-07-04 | 2016-07-04 | A kind of rock core displacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534108.8A CN106677770B (en) | 2016-07-04 | 2016-07-04 | A kind of rock core displacement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106677770A true CN106677770A (en) | 2017-05-17 |
| CN106677770B CN106677770B (en) | 2017-10-13 |
Family
ID=58839743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610534108.8A Active CN106677770B (en) | 2016-07-04 | 2016-07-04 | A kind of rock core displacement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106677770B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270246A (en) * | 2018-10-19 | 2019-01-25 | 成都理工大学 | A kind of radial more monitoring core holding units for fracture hole oil reservoir |
| CN112710805A (en) * | 2019-10-24 | 2021-04-27 | 陕西涌鑫矿业有限责任公司 | Experimental system for visual seepage flow of test mine water and purification characteristic |
| CN115450596A (en) * | 2022-09-29 | 2022-12-09 | 中国石油化工股份有限公司 | Planar model for oil displacement experiment |
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| CN103437745A (en) * | 2013-07-31 | 2013-12-11 | 中国海洋石油总公司 | Experimental device for simulating influence of polymer on reservoir sand production and sand control effect and sand filling model |
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| CN104792938A (en) * | 2015-04-10 | 2015-07-22 | 中国石油大学(华东) | Device and method for measuring surfactant concentration distribution in CO2 emulsion percolation process |
| CN105089589A (en) * | 2015-07-27 | 2015-11-25 | 中国石油大学(华东) | Visual experiment device for realizing combined injection and layered injection of polymer flooding agent and working method thereof |
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| CN202300351U (en) * | 2011-08-23 | 2012-07-04 | 中国石油天然气股份有限公司 | Long rock core model displacement device |
| RU2513787C1 (en) * | 2012-10-17 | 2014-04-20 | Открытое акционерное общество "Всероссийский нефтегазовый научно-исследовательский институт имени академика А.П. Крылова" (ОАО "ВНИИнефть") | Method for oil deposit development based on system address action |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109270246A (en) * | 2018-10-19 | 2019-01-25 | 成都理工大学 | A kind of radial more monitoring core holding units for fracture hole oil reservoir |
| CN112710805A (en) * | 2019-10-24 | 2021-04-27 | 陕西涌鑫矿业有限责任公司 | Experimental system for visual seepage flow of test mine water and purification characteristic |
| CN115450596A (en) * | 2022-09-29 | 2022-12-09 | 中国石油化工股份有限公司 | Planar model for oil displacement experiment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106677770B (en) | 2017-10-13 |
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