CN112228014A - Anti-blocking water control screen pipe - Google Patents
Anti-blocking water control screen pipe Download PDFInfo
- Publication number
- CN112228014A CN112228014A CN202011206096.9A CN202011206096A CN112228014A CN 112228014 A CN112228014 A CN 112228014A CN 202011206096 A CN202011206096 A CN 202011206096A CN 112228014 A CN112228014 A CN 112228014A
- Authority
- CN
- China
- Prior art keywords
- water control
- sleeve
- end ring
- screen
- screen sleeve
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 239000004576 sand Substances 0.000 claims abstract description 39
- 238000004804 winding Methods 0.000 claims abstract description 23
- 239000000706 filtrate Substances 0.000 claims abstract description 11
- 238000011010 flushing procedure Methods 0.000 claims abstract description 7
- 238000004080 punching Methods 0.000 claims description 39
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 2
- 239000003129 oil well Substances 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 9
- 238000001914 filtration Methods 0.000 description 8
- 230000002265 prevention Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002332 oil field water Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
- E21B43/086—Screens with preformed openings, e.g. slotted liners
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an anti-blocking water control screen pipe which comprises a base pipe, wherein a wire winding screen sleeve and a seam flushing screen sleeve are sequentially sleeved on the base pipe from inside to outside; the base pipe is respectively provided with an upper end ring and a lower end ring; the lower end ring is provided with a plurality of shakeout grooves along the circumferential direction, and the shakeout grooves are communicated with the sand passage; the lower end of the support sleeve is hermetically connected with a sheath, the lower end of the base tube is provided with a valve seat in a threaded manner, the valve seat is provided with a water control valve, and a liquid flow channel communicated with the filtrate channel is formed between the valve seat and the sheath; the water control valve comprises a liquid inlet, a rotational flow cavity and a liquid outlet hole, wherein the liquid inlet is streamline and forms a tangential motion track with the inner wall of the rotational flow cavity. The invention can control the water output of the oil field, improve the self-cleaning capability and the anti-blocking performance of the oil field, greatly reduce the water content of the oil field, prolong the service life of the sand filter pipe, and improve the oil yield and the recovery ratio of the oil well.
Description
Technical Field
The invention relates to the technical field of underground sand control for oil field oil and gas well exploitation, in particular to an anti-blocking water control screen pipe.
Background
At present, the domestic oil field exploitation enters the middle and later stages, the water content of the oil field is greatly improved, the oil field yield is greatly influenced, and the current water control well completion technology is as follows: although the water control technologies such as the sectional variable density screen pipe water control well completion, the central pipe water control well completion, and the ICD water control well completion have a certain relief on the water outlet problem of the oil well, the water control well completion technologies extend the production period of the oil well at the cost of sacrificing the oil field yield, and the problem of reducing the oil field water outlet while stabilizing the yield cannot be really realized.
Aiming at a sand layer with a complex stratum structure in a highly deviated well in an oil field, particularly a sand layer with poor separation performance, the sand control difficulty is high, and when a common sieve tube is used for sand control, as the sand entering the first filter layer can not smoothly pass through the second filter layer, part of the sand always stays between the first filter layer and the second filter layer, the more the sand is accumulated, the blockage of the sieve tube can be caused, the effective period of sand control is short, the production is finally influenced, and the cost is increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an anti-blocking water control sieve tube which can improve the self-cleaning capability and anti-blocking performance of the sieve tube under the condition of controlling the water outlet of an oil field, greatly reduce the water content of the oil field, prolong the service life of a sand filter pipe, and finally improve the oil yield and the recovery ratio of an oil well.
The technical scheme of the invention is as follows: an anti-blocking water control screen pipe comprises a base pipe, wherein a wire winding screen sleeve and a seam flushing screen sleeve are sequentially sleeved on the outer side of the base pipe from inside to outside, the lower end of the wire winding screen sleeve is connected with a support sleeve, a filtrate channel is formed between the support sleeve and the base pipe, and a sand passing channel is formed between the wire winding screen sleeve and the seam flushing screen sleeve;
an upper end ring and a lower end ring are respectively arranged at two ends of the seam punching screen sleeve on the base pipe, the upper end ring is respectively and fixedly connected with the upper ends of the wire winding screen sleeve and the seam punching screen sleeve, and the lower end ring is respectively and fixedly connected with the lower end of the seam punching screen sleeve and the outer wall of the supporting sleeve;
a plurality of shakeout grooves are formed in the circumferential inner wall of the lower end ring along the circumferential direction, the shakeout grooves are communicated with the sand passage, and the shakeout grooves penetrate through the whole lower end ring along the axis;
the lower end of the support sleeve is hermetically connected with a sheath, the lower end of the base pipe is provided with a valve seat in a threaded manner, the valve seat is provided with a water control valve, and a liquid flow channel communicated with the filtrate channel is formed between the valve seat and the sheath;
the water control valve comprises a liquid inlet, a rotational flow cavity and a liquid outlet hole which are communicated with the liquid flow channel, the cross section of the rotational flow cavity is oval, and the liquid inlet is streamline and forms a tangential motion track with the inner wall of the rotational flow cavity.
Preferably, the wire-wound screen jacket comprises a transverse rib and a longitudinal rib, and the transverse rib and the longitudinal rib are mutually wound together.
Preferably, the upper end ring, the slotted screen sleeve, the wire-wound screen sleeve and the lower end ring are integrally welded with the base pipe.
Preferably, the outer diameters of the upper end ring and the lower end ring are larger than the outer diameter of the slotted screen sleeve.
Preferably, a plurality of baffles are arranged at the joint of the liquid inlet of the water control valve and the rotational flow cavity, a plurality of branch openings are formed by the baffles and the liquid inlet, and two ends of each branch opening respectively form a streamline track with the inner walls of the liquid inlet and the rotational flow cavity.
Preferably, the liquid inlet is a plurality of liquid inlets, and each liquid inlet and the inner wall of the rotational flow cavity are of streamline structures.
Preferably, the liquid inlet is of a spiral surrounding structure and forms a slow flow channel.
Preferably, the seam punching screen sleeve is spirally distributed by adopting stainless steel seam punching, the seam punching opening of the seam punching screen sleeve is arranged on the side surface, a plurality of spiral bridge-shaped holes are formed in the seam punching screen sleeve, the seam punching width of the seam punching screen sleeve is 0.17mm, and the seam height is 0.5 mm.
Preferably, the slotted screen jacket is 30mm longer than the wire-wrapped screen jacket.
Compared with the prior art, the invention has the following advantages:
1. the outer layer seam punching screen sleeve is spirally distributed by adopting stainless steel seam punching, so that the strength of the filter sleeve is obviously improved, and the wire winding screen sleeve of the inner layer can be protected; and the punching seam opening of the stainless steel filtering punching seam screen sleeve is arranged on the side surface, so that the direct impact of liquid flow on the stainless steel punching seam screen sleeve is changed, and the erosion effect of a sand layer on the punching seam screen sleeve can be effectively reduced.
2. Adopt the design of integral type filtration lantern ring, with the drift size screen cover, wire winding screen cover and support ring integral weld, make the welded number of times of filtration and parent tube reduce to minimum, reduced the influence of welding to screen pipe bulk strength.
3. The integrally formed crack punching screen sleeve with bridge-shaped pores has stable filtering pores, strong deformation resistance, radial deformation within 40%, no influence on sand preventing capacity, crack punching width of 0.17mm, large filtering area and small flow resistance.
4. A sand passage is formed between the seam flushing screen sleeve and the wire winding screen sleeve, a shakeout groove is reserved in the inner portion of the lower end ring and communicated with the sand passage, a gap is reserved at the welding position of the lower end ring, the filtering precision is optimally designed according to the stratum particle size distribution, and the overflowing and blocking resistance of the screen pipe liquid is improved while the sand prevention reliability is ensured. Even if the sieve mesh is blocked or stuck, the normal liquid inlet function of the sieve mesh can be recovered in time, and the maintenance-free period of an oil well can be prolonged and the operation efficiency can be improved for the stratum with poor sand separation performance or high mud content.
5. The transitional connection between the liquid inlet of the water control valve and the rotational flow cavity is in a streamline design, so that friction resistance during oil flowing can be reduced, the resistance is small, the flow area is large, the liquid passing amount is large, the flow of water is effectively lengthened, and the water control valve is suitable for wells with higher water content.
Drawings
FIG. 1 is a schematic structural view of an upper half of an anti-blocking water control screen pipe;
FIG. 2 is a schematic structural diagram of the lower half part of the anti-blocking water control screen pipe;
FIG. 3 is a schematic structural view of a lower end ring;
FIG. 4 is a schematic structural view of a water control valve according to a third embodiment;
FIG. 5 is a schematic structural diagram of a water control valve according to a fourth embodiment;
FIG. 6 is a schematic structural view of a water control valve according to a fifth embodiment;
in the figure: 1. coupling, 2, base pipe, 3, upper end ring, 4, crack screen sleeve, 5, horizontal rib, 6, longitudinal rib, 7, support sleeve, 8, shakeout groove, 9, lower end ring, 10, filtrate channel, 11, sheath, 12, liquid flow channel, 13, liquid outlet hole, 14, water control valve, 15, valve seat, 16, sand passage, 17, liquid inlet, 18 and cyclone cavity.
Detailed Description
The invention is further illustrated below with reference to the figures and examples.
Example one
Referring to fig. 1-3, an anti-blocking water control screen pipe comprises a base pipe 2, a wire-winding screen sleeve and a slotted screen sleeve 4 are sequentially sleeved outside the base pipe 2 from inside to outside, a support sleeve 7 is connected to the lower end of the wire-winding screen sleeve, a filtrate channel 10 is formed between the support sleeve 7 and the base pipe 2, a sand passage 16 is formed between the wire-winding screen sleeve and the slotted screen sleeve 4, liquid firstly passes through the slotted screen sleeve 4 to be filtered and then passes through the wire-winding screen sleeve to enter the base pipe 2, and sand passing through the slotted screen sleeve 4 is retained in the sand passage 16 after being filtered by the wire-winding screen sleeve; a plurality of shakeout grooves 8 are formed in the circumferential inner wall of the lower end ring 9 along the circumferential direction, the shakeout grooves 8 are communicated with the sand passage 16, and the shakeout grooves 8 penetrate through the whole lower end ring 9 along the axis; for the silt particle that is detained between two-layer filter layer through crossing sand passageway 16 provides the settling time, avoided one to have the silt particle to detain the emergence that becomes the jam screen jacket condition, and lower extreme ring 9 is inside to have shakeout recess 8, and the silt particle that subsides to lower extreme ring 7 can discharge the screen pipe through shakeout recess 8, has improved the screen pipe feed liquor and has flowed through anti jam ability. Even if the sieve mesh is blocked or stuck, the normal liquid inlet function of the sieve mesh can be recovered in time, and the maintenance-free period of an oil well can be prolonged and the operation efficiency can be improved for the stratum with poor sand separation performance or high mud content.
An upper end ring 3 and a lower end ring 9 are respectively arranged at two ends of the seam punching screen sleeve 4 on the base pipe 2, the upper end ring 3 is respectively fixedly connected with the upper ends of the wire winding screen sleeve and the seam punching screen sleeve 4, and the lower end ring 9 is respectively fixedly connected with the lower end of the seam punching screen sleeve 4 and the outer wall of the supporting sleeve 7. The method specifically comprises the following steps: the coupling 1 is connected with the upper end of the base pipe 2 through threads. The upper portion of upper end ring 3 and parent tube 2 welding together, the welding of upper end ring 3 middle part and crack screen jacket 4 together, the welding of 3 lower extremes of upper end ring and the horizontal muscle 5 and the vertical muscle 6 of wire winding screen jacket together, the wire winding screen jacket links together with support cover 7 through the welding, and the welding of lower extreme ring 9 upper end and crack screen jacket 4 together. Adopt the design of integral type filter ring, with the whole welding of crack screen cover 4, wire winding screen cover, upper end ring 3, lower extreme ring 9, make the welded number of times of filtration and parent tube reduce to minimum, reduced the welding to the influence of screen pipe bulk strength, have good protection and supporting role simultaneously. When the seam flushing screen sleeve 4 is welded with the lower end ring 9 of the wire winding screen sleeve, the seam flushing screen sleeve is avoided from the shakeout groove 8, and the shakeout of the shakeout groove 8 is ensured to be smooth.
The lower end of the support sleeve 7 is connected with a sheath 11 in a sealing mode, the support sleeve 7 and the sheath 11 are sealed through an O-shaped ring, the lower end of the base pipe 2 is provided with a valve seat 15 in a threaded mode, a water control valve 14 is arranged on the valve seat 15, and a liquid flow channel 12 communicated with the filtrate channel 10 is formed between the valve seat 15 and the sheath 11. As the annulus between the support sleeve 7 and the base pipe 2 forms a filtrate channel 10, the annulus between the sheath 11 and the valve seat 15 forms a liquid flow channel 12, and the filtrate channel 10 is communicated with the liquid flow channel 12, the oil and water enter the filtrate channel 10 through twice filtration of the slotted screen sleeve 4 and the wire-wound screen sleeve and then enter the water control valve 14 through the filtrate channel 10 and the liquid flow channel 12.
The water control valve 14 comprises a liquid inlet 17 communicated with the liquid flow channel 12, a rotational flow cavity 18 and a liquid outlet hole 13, the cross section of the rotational flow cavity 18 is oval, and the liquid inlet 17 is streamline and forms a tangent movement track with the inner wall of the rotational flow cavity 18. As shown in the structure diagram of the water control valve in fig. 4, the rotational flow cavity 18 inside the water control valve 14 is vortex-shaped, when liquid flow enters the water control valve 14 through the liquid inlet 17, because of different oil-water viscosities, the oil has high viscosity and is not easy to form a vortex, so that the liquid flow directly flows to the liquid outlet 13, the water has low viscosity and is easy to form a vortex, the flow path of the water is lengthened, the water flows out later than the oil, and the purpose of stabilizing the oil and controlling the water is achieved.
Example two
Otherwise, the same as the first embodiment is different in that the outer diameters of the upper end ring 3 and the lower end ring 9 are larger than the outer diameter of the slotted screen casing 4. Therefore, the screen pipe can be effectively protected from being damaged by extrusion deformation in the well descending process.
EXAMPLE III
As shown in fig. 4, the other steps are the same as the first embodiment, except that a plurality of baffles are arranged at the liquid inlet 17 of the water control valve 14, the baffles and the liquid inlet 17 form branch ports, and two ends of the branch ports respectively form streamline tracks with the inner walls of the liquid inlet 17 and the cyclone cavity 18. Therefore, when oil water enters from the liquid inlet 17, no liquid flow resistance is formed, the friction resistance of the oil can be effectively reduced, and the flow of water is lengthened.
Example four
As shown in FIG. 5, the same as in the first embodiment except that six liquid inlet ports 17 are provided, each liquid inlet port 17 is streamlined. The 6 liquid inlets 17 are all in streamline design, the selection of the fluid inflow path is determined according to the self inertia force and the viscous force, the structure has small resistance, large flow area and large liquid passing amount, and is suitable for wells with higher oil content.
EXAMPLE five
As shown in FIG. 6, the other points are the same as the first embodiment, except that the liquid inlet 17 has a spiral surrounding structure and forms a slow flow channel. The flow channel length of the water control valve 14 with the structure is long, so that the flow path of water is longest, the generated water flow resistance friction effect is dominant, the friction resistance is maximum, and the water control valve is suitable for wells with high water content.
In addition, the seam punching screen sleeve 4 is spirally distributed by adopting stainless steel material seam punching, the seam punching opening of the seam punching screen sleeve 4 is arranged on the side surface, the seam punching width of the seam punching screen sleeve 4 is 0.17mm, and the seam height is 0.5 mm. The slotted screen jacket 4 is 30mm longer than the wire-wrapped screen jacket. Therefore, the punching screen sleeve 4 can effectively protect the wire winding screen sleeve and prolong the service life.
The water control valve 14 shown in fig. 4, 5 and 6 is manufactured by buckling two parts of a valve cover and a valve body and then by a hard alloy integrated forming process, wherein the inclined edge of the valve cover is a liquid inlet 17.
An O-shaped ring is arranged between the sheath 11 and the valve seat 15 for sealing and is fixed by a pin.
In the field operation of the oil field, the construction process of the invention is as follows:
1. the application method aiming at sand control in the pipe comprises the following steps:
(1) detecting sand surface, removing sand, dredging the well to a position 20-30 meters below the sand prevention well section, and taking out a dredging pipe column after full circulation well washing;
(2) a screen pipe column is put in, the screen pipe is aligned to the sand prevention layer, the upper end of the screen pipe needs to be higher than the top boundary of the sand prevention layer by more than 1.5 meters, and the lower end of the screen pipe needs to be lower than the bottom boundary of the sand prevention layer by 1.5 meters, so that proper filling sand prevention can be carried out on a sand prevention well with serious sand production;
(3) and (5) putting the well completion into operation.
2. The use method of sand prevention outside the pipe comprises the following steps:
(1) the casing pipe is arranged and the sieve pipe combination is added in series according to the design;
(2) after the casing pipe is lowered to the designed well depth, the external packer is expanded and sealed, and cementing operation is carried out;
(3) drilling a blind plate, and dredging the well to the bottom;
(4) and (6) completing the well.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.
Claims (9)
1. An anti-blocking water control screen pipe is characterized by comprising a base pipe, wherein a wire winding screen sleeve and a seam flushing screen sleeve are sequentially sleeved on the outer side of the base pipe from inside to outside;
an upper end ring and a lower end ring are respectively arranged at two ends of the seam punching screen sleeve on the base pipe, the upper end ring is respectively and fixedly connected with the upper ends of the wire winding screen sleeve and the seam punching screen sleeve, and the lower end ring is respectively and fixedly connected with the lower end of the seam punching screen sleeve and the outer wall of the supporting sleeve;
a plurality of shakeout grooves are formed in the circumferential inner wall of the lower end ring along the circumferential direction, the shakeout grooves are communicated with the sand passage, and the shakeout grooves penetrate through the whole lower end ring along the axis;
the lower end of the support sleeve is hermetically connected with a sheath, the lower end of the base pipe is provided with a valve seat in a threaded manner, the valve seat is provided with a water control valve, and a liquid flow channel communicated with the filtrate channel is formed between the valve seat and the sheath;
the water control valve comprises a liquid inlet, a rotational flow cavity and a liquid outlet hole which are communicated with the liquid flow channel, the cross section of the rotational flow cavity is oval, and the liquid inlet is streamline and forms a tangential motion track with the inner wall of the rotational flow cavity.
2. The anti-clogging water control screen according to claim 1, wherein: the wire winding screen sleeve comprises a transverse rib and a longitudinal rib, and the transverse rib and the longitudinal rib are mutually wound together.
3. The anti-clogging water control screen according to claim 2, wherein: the upper end ring, the seam punching screen sleeve, the wire winding screen sleeve and the lower end ring are integrally welded with the base pipe.
4. The anti-clogging water control screen according to claim 3, wherein: the outer diameters of the upper end ring and the lower end ring are both larger than the outer diameter of the crack screen sleeve.
5. The anti-clogging water control screen according to claim 1, wherein: the connecting part of the liquid inlet of the water control valve and the rotational flow cavity is provided with a plurality of baffles, the baffles and the liquid inlet form a plurality of branch openings, and two ends of each branch opening respectively form a streamline track with the inner walls of the liquid inlet and the rotational flow cavity.
6. The anti-clogging water control screen according to claim 1, wherein: the liquid inlet is a plurality of, and every liquid inlet all is streamlined structure with the inner wall of whirl cavity.
7. The anti-clogging water control screen according to claim 1, wherein: the liquid inlet is of a spiral surrounding structure and forms a slow flow channel.
8. The anti-clogging water control screen according to claim 1, wherein: the seam punching screen sleeve is made of stainless steel materials and is spirally distributed, a seam punching opening of the seam punching screen sleeve is arranged on the side face, a plurality of spiral bridge-shaped holes are formed in the seam punching screen sleeve, the seam punching width of the seam punching screen sleeve is 0.17mm, and the seam height is 0.5 mm.
9. An anti-clogging water control screen according to any one of claims 1 to 8, wherein: the length of the punching screen sleeve is 30mm longer than that of the wire-wound screen sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011206096.9A CN112228014A (en) | 2020-11-03 | 2020-11-03 | Anti-blocking water control screen pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011206096.9A CN112228014A (en) | 2020-11-03 | 2020-11-03 | Anti-blocking water control screen pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112228014A true CN112228014A (en) | 2021-01-15 |
Family
ID=74122694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011206096.9A Pending CN112228014A (en) | 2020-11-03 | 2020-11-03 | Anti-blocking water control screen pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112228014A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653471A (en) * | 2021-03-25 | 2021-11-16 | 中国石油大学(华东) | Self-adaptive pre-filled ceramsite sand control screen pipe and self-adaptive method |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2382836Y (en) * | 1999-04-07 | 2000-06-14 | 辽河石油勘探局华油实业公司兴科公司 | Controllable porosity sand control screen for oil field downhole |
| CN2890330Y (en) * | 2006-03-21 | 2007-04-18 | 北京通盛威尔工程技术有限公司 | High-density seam-punching sand control screen |
| US20070114171A1 (en) * | 2002-04-01 | 2007-05-24 | Jichu Chen | Composite filtering mesh, a sand control sleeve and a sand control screen pipe with the composite filtering mesh |
| US20080283240A1 (en) * | 2004-06-25 | 2008-11-20 | Shell Oil Company | Screen For Controlling Sand Production in a Wellbore |
| CN201386546Y (en) * | 2009-03-20 | 2010-01-20 | 孔广生 | Punching-winding two-stage sieve pipe |
| US20110265990A1 (en) * | 2010-04-28 | 2011-11-03 | Halliburton Energy Services, Inc. | Sand Control Screen Assembly Having a Surface-Modified Filter Medium and Method for Making Same |
| CN204283367U (en) * | 2014-12-08 | 2015-04-22 | 众通（北京）能源技术有限公司 | Horizontal well Intelligent water-controlled completion tubular column |
| CN105089580A (en) * | 2014-05-12 | 2015-11-25 | 中国石油化工股份有限公司 | Self-adapting water control device for oil production system and oil production system |
| WO2016127534A1 (en) * | 2015-02-12 | 2016-08-18 | 安东石油技术（集团）有限公司 | Sand prevention screen pipe and method for manufacturing same |
| CN106639990A (en) * | 2016-11-14 | 2017-05-10 | 北京国泰通源技术有限公司 | Intelligent sand-prevention and water-controlling sieve tube |
| CN109138938A (en) * | 2017-06-28 | 2019-01-04 | 中国石油化工股份有限公司 | Adjust flow control water installations, pipe nipple, tubing string and two secondary control water completion methods |
| CN109184628A (en) * | 2018-08-23 | 2019-01-11 | 中国海洋石油集团有限公司 | One kind can fill self-adaptation type water-control sieve tube |
| CN109954817A (en) * | 2019-04-28 | 2019-07-02 | 朔创(厦门)科技有限公司 | A kind of wire-wrapped screen forming method and screen casing wrapping wire molding machine |
| CN209129587U (en) * | 2018-11-06 | 2019-07-19 | 山东普瑞思德石油技术有限公司 | Self-cleaning anti-stifled variable orifice sand screen |
| CN209195372U (en) * | 2018-11-30 | 2019-08-02 | 海塔石油科技有限公司 | A kind of tune stream water-control sieve tube |
| US20200102806A1 (en) * | 2017-06-22 | 2020-04-02 | Starse Energy And Technology (Group) Co., Ltd | Composite water-controlling and flow-limiting device and screen pipe thereof |
| CN211474087U (en) * | 2019-10-09 | 2020-09-11 | 大庆市海兴石油科技发展有限公司 | Sand-proof screen pipe |
| CN111810114A (en) * | 2020-06-04 | 2020-10-23 | 中海油田服务股份有限公司 | Tracing water finding and segmented water control system and method |
| CN213540360U (en) * | 2020-11-03 | 2021-06-25 | 山东普瑞思德石油技术有限公司 | Anti-blocking water control screen pipe |
-
2020
- 2020-11-03 CN CN202011206096.9A patent/CN112228014A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2382836Y (en) * | 1999-04-07 | 2000-06-14 | 辽河石油勘探局华油实业公司兴科公司 | Controllable porosity sand control screen for oil field downhole |
| US20070114171A1 (en) * | 2002-04-01 | 2007-05-24 | Jichu Chen | Composite filtering mesh, a sand control sleeve and a sand control screen pipe with the composite filtering mesh |
| US20080283240A1 (en) * | 2004-06-25 | 2008-11-20 | Shell Oil Company | Screen For Controlling Sand Production in a Wellbore |
| CN2890330Y (en) * | 2006-03-21 | 2007-04-18 | 北京通盛威尔工程技术有限公司 | High-density seam-punching sand control screen |
| CN201386546Y (en) * | 2009-03-20 | 2010-01-20 | 孔广生 | Punching-winding two-stage sieve pipe |
| US20110265990A1 (en) * | 2010-04-28 | 2011-11-03 | Halliburton Energy Services, Inc. | Sand Control Screen Assembly Having a Surface-Modified Filter Medium and Method for Making Same |
| CN105089580A (en) * | 2014-05-12 | 2015-11-25 | 中国石油化工股份有限公司 | Self-adapting water control device for oil production system and oil production system |
| CN204283367U (en) * | 2014-12-08 | 2015-04-22 | 众通（北京）能源技术有限公司 | Horizontal well Intelligent water-controlled completion tubular column |
| WO2016127534A1 (en) * | 2015-02-12 | 2016-08-18 | 安东石油技术（集团）有限公司 | Sand prevention screen pipe and method for manufacturing same |
| CN106639990A (en) * | 2016-11-14 | 2017-05-10 | 北京国泰通源技术有限公司 | Intelligent sand-prevention and water-controlling sieve tube |
| US20200102806A1 (en) * | 2017-06-22 | 2020-04-02 | Starse Energy And Technology (Group) Co., Ltd | Composite water-controlling and flow-limiting device and screen pipe thereof |
| CN109138938A (en) * | 2017-06-28 | 2019-01-04 | 中国石油化工股份有限公司 | Adjust flow control water installations, pipe nipple, tubing string and two secondary control water completion methods |
| CN109184628A (en) * | 2018-08-23 | 2019-01-11 | 中国海洋石油集团有限公司 | One kind can fill self-adaptation type water-control sieve tube |
| CN209129587U (en) * | 2018-11-06 | 2019-07-19 | 山东普瑞思德石油技术有限公司 | Self-cleaning anti-stifled variable orifice sand screen |
| CN209195372U (en) * | 2018-11-30 | 2019-08-02 | 海塔石油科技有限公司 | A kind of tune stream water-control sieve tube |
| CN109954817A (en) * | 2019-04-28 | 2019-07-02 | 朔创(厦门)科技有限公司 | A kind of wire-wrapped screen forming method and screen casing wrapping wire molding machine |
| CN211474087U (en) * | 2019-10-09 | 2020-09-11 | 大庆市海兴石油科技发展有限公司 | Sand-proof screen pipe |
| CN111810114A (en) * | 2020-06-04 | 2020-10-23 | 中海油田服务股份有限公司 | Tracing water finding and segmented water control system and method |
| CN213540360U (en) * | 2020-11-03 | 2021-06-25 | 山东普瑞思德石油技术有限公司 | Anti-blocking water control screen pipe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653471A (en) * | 2021-03-25 | 2021-11-16 | 中国石油大学(华东) | Self-adaptive pre-filled ceramsite sand control screen pipe and self-adaptive method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2421765C (en) | Well screen with spirally wrapped wire | |
| US5004049A (en) | Low profile dual screen prepack | |
| US4526230A (en) | Double walled screen-filter with perforated joints | |
| US6516882B2 (en) | Apparatus and method for gravel packing an interval of a wellbore | |
| US6125932A (en) | Tortuous path sand control screen and method for use of same | |
| US5318119A (en) | Method and apparatus for attaching well screens to base pipe | |
| US5476143A (en) | Well screen having slurry flow paths | |
| EP3460174B1 (en) | Shunt tube connection assembly and method | |
| US6932157B2 (en) | Apparatus and method for treating an interval of a wellbore | |
| AU2011341519B2 (en) | Sand control screen assembly having a compliant drainage layer | |
| US5355949A (en) | Well liner with dual concentric half screens | |
| CN101775973B (en) | High-strength compound sand-prevention screen pipe and manufacture method thereof | |
| JPH0748983A (en) | Well screen | |
| OA11330A (en) | Well casing assembly with erosion protection for inner screen. | |
| CA2432892C (en) | Method and apparatus for controlling the distribution of injected material in a wellbore | |
| EP2841687B1 (en) | Shunt tube assembly entry device | |
| CN213540360U (en) | Anti-blocking water control screen pipe | |
| CN112228014A (en) | Anti-blocking water control screen pipe | |
| CN211008586U (en) | Down-hole seam punching screen composite filter | |
| EP1609946B1 (en) | Flow nozzle assembly | |
| CN217327260U (en) | Resistance increasing device and well completion structure for improving axial packing effect of continuous packing body | |
| CN211573490U (en) | High-precision multi-layer protection spiral sand filtering pipe | |
| CN113236182A (en) | Resistance increasing device and well completion structure for improving axial packing effect of continuous packing body along shaft | |
| CN208950553U (en) | A kind of self-cleaning resin sand screen | |
| RU2810362C1 (en) | Casing bottom device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |