CN113027393A - Oil field vibrating screen cylinder sand filtering screen pipe device for oil pumping well pipe - Google Patents
Oil field vibrating screen cylinder sand filtering screen pipe device for oil pumping well pipe Download PDFInfo
- Publication number
- CN113027393A CN113027393A CN202110563226.2A CN202110563226A CN113027393A CN 113027393 A CN113027393 A CN 113027393A CN 202110563226 A CN202110563226 A CN 202110563226A CN 113027393 A CN113027393 A CN 113027393A
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- Prior art keywords
- sand
- oil
- filter plate
- steel pole
- thick bamboo
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- 239000004576 sand Substances 0.000 title claims abstract description 103
- 238000001914 filtration Methods 0.000 title claims abstract description 25
- 238000005086 pumping Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 34
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 34
- 241001330002 Bambuseae Species 0.000 claims abstract description 34
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 34
- 239000011425 bamboo Substances 0.000 claims abstract description 34
- 238000012216 screening Methods 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 28
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 20
- 239000003129 oil well Substances 0.000 claims abstract description 14
- 239000011148 porous material Substances 0.000 claims abstract description 9
- 238000007873 sieving Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005553 drilling Methods 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000004575 stone Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction 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
-
- 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
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/08—Methods or apparatus for cleaning boreholes or wells cleaning in situ of down-hole filters, screens, e.g. casing perforations, or gravel packs
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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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides an oil field vibrating screen cylinder sand-filtering screen pipe device for an oil pumping well pipe, and relates to the field of oil field oil well drilling and production. This an oil field vibrating screen section of thick bamboo sand screen pipe device for oil pumping well casing, including a sand screening section of thick bamboo, the lateral wall evenly distributed of a sand screening section of thick bamboo has the sieve mesh, equal sliding connection has the installation steel pole in the sliding sleeve, the equal fixedly connected with filter plate in the middle part both sides of installation steel pole inboard, the equal fixed connection in the middle part both sides in the reinforcement steel pole outside of one end that the installation steel pole was kept away from to the filter plate, equal evenly distributed has the filtration pore in the filter plate, equal fixedly connected with triangle scraper blade between the upper end and the lower extreme and the jingle bell sliding sleeve of a sand screening section. All be provided with in the through-sieve pore and rely on dwang pivoted blade, the grit sieve mesh filtering that makes big granule guarantees the play oil yield of a sieve sand section of thick bamboo, and zigzag-shaped filter plate is favorable to filtering the oil, promotes the oil quality, and a sieve sand section of thick bamboo slides from top to bottom and makes the triangle scraper blade strike off the filter plate fine sand, guarantees that the filter plate uses for a long time, is worth wideling popularize.
Description
Technical Field
The invention relates to the technical field of drilling and production of oil wells in oil fields, in particular to an oil field vibrating screen cylinder sand-filtering screen pipe device for an oil pumping well pipe.
Background
When oil development, need use the filter sand screen pipe under the oil well, the sand and stone of filter sand screen pipe inside with oil filters outside, guarantee to exploit the quality of oil, oil is inside if receiving too much grit and doping when exploitation, can influence the subsequent processing of oil very much, the filter sand screen pipe that uses on the existing market all is trompil on the oil parent tube usually, then use the cladding of different types of filter screen on the parent tube that punches, oil is taken out from the parent tube, the grit in the oil is filtered outside by the filter screen.
When present sand screen pipe is in filtering grit in the oil, the time of having a specified duration sand and stone can accumulate outside the sand screen pipe, perhaps little sand and stone can block up main sand screen pipe hole, and this has reduced oil output in the long past, and this kind of mode oil pumping area is little simultaneously, leads to the exploitation efficiency of oil low easily.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the sand filtering screen pipe device of the oil field vibrating screen cylinder for the oil pumping well pipe, which solves the problems that sand is easy to block the sand filtering screen pipe, so that the oil output is low and the oil pumping area is small, so that the exploitation efficiency is low.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an oil field vibrating screen section of thick bamboo sand screen pipe device for oil pumping well pipe, includes the sand screening section of thick bamboo, the lateral wall evenly distributed of the sand screening section of thick bamboo has the sieve mesh, the inner wall upper portion evenly distributed of the sand screening section of thick bamboo has the sliding sleeve, equal sliding connection has the installation steel pole in the sliding sleeve, the equal fixedly connected with filter plate in middle part both sides of installation steel pole inboard, the equal fixed connection in the middle part both sides in the reinforcement steel pole outside of one end that the installation steel pole was kept away from to the filter plate, evenly distributed has the filtration pore in the filter plate, equal fixedly connected with triangle scraper blade between the upper end and the lower extreme of sand screening section of thick bamboo inner wall and the adjacent sliding sleeve, consolidate the.
Preferably, the upper portion in the sieve mesh is all rotated and is connected with the dwang, the middle part periphery evenly distributed of dwang has three blade.
Preferably, the reinforcing steel rods and the mounting steel rods are arranged alternately, and the filter plates are arranged in a zigzag shape between adjacent filter plates.
Preferably, the two sides of the triangular scraper far away from the sand sieving cylinder are both attached to the outer side of the filter plate, and the triangular scraper is made of elastic steel.
Preferably, the bottom end of the filter plate is fixedly connected to the outer side of the base plate, bearing seats are alternately distributed on the outer side of the base plate and the bottom end of the inner wall of the sand screening cylinder, the bearing seats are sequentially and alternately arranged under the installation steel rod and the reinforcing steel rod, and the bottom ends of the springs are fixedly connected to the bearing seats.
Preferably, the top end of the sand sieving cylinder is fixedly connected with a floating ring, rubber is uniformly distributed on the outer wall of the floating ring, and the floating ring is arranged in a hollow mode.
Preferably, the equal fixed connection in the bottom outside of connecting cylinder in upper end of filter plate, the equal fixed connection in the outside of connecting cylinder in the upper end of installation steel pole and reinforcement steel pole, the top fixedly connected with screw thread section of thick bamboo of connecting cylinder.
Preferably, the installation steel rod and the reinforcing steel rod are the same and are cylindrical.
The working principle is as follows: when the oil field vibrating screen cylinder sand filtering screen pipe device of the oil pumping well pipe is used, firstly, a threaded cylinder section is in threaded connection with the bottom end of an oil pipe and then extends into an oil well until the oil well enters oil, when the oil is extracted intermittently, the floating ring can move along with the oil when the oil moves upwards, the floating ring drives the sand screening cylinder to move upwards, when the oil flows downwards, the floating ring can move downwards along with the oil and drive the sand screening cylinder to move downwards, when the sand screening cylinder moves upwards, the sand screening cylinder compresses a spring through a bearing seat, the sand screening cylinder is prevented from being separated from an installation steel rod through the connection of the spring and a bottom plate, the sand screening cylinder slides on the periphery of the installation steel rod through a sliding sleeve, when the oil is pumped, the oil enters the sand screening cylinder from a screen hole, blades which rotate by virtue of a rotating rod are arranged in the screen hole, when the oil passes through the blades, the blades rotate, oil is only allowed to enter the sieve pores, the oil outside the sand sieving cylinder can be ensured to well enter the sand sieving cylinder from the sieve pores, large-particle gravels are filtered out by the sand sieving cylinder, the oil outlet quantity of the sand sieving cylinder is ensured, because the adjacent filter plates are in a fold line shape, the filter plates have large filter areas when filtering the oil, the oil pumping area is large, the exploitation efficiency is improved, when the oil passes through the filter plates, the steel rods and the reinforcing steel rods are arranged to simultaneously support the filter plates to pump the oil, the oil can be well filtered by the filter plates, the filter plates can be ensured not to be damaged easily when working, the service life of the oil pumping is long, the oil pumping is circularly reciprocating, when the oil falls from the filter plates, the oil flows out of the filter plates, the gravels in the filter pores are blown out when the oil falls in the sand sieving cylinder, meanwhile, the sand sieving cylinder slides downwards outside the filter plates, and the spring drives the sand sieving cylinder to move, the sand screening cylinder drives the triangular scraper to scrape sand outside the filter plate, fine sand flows out from a gap between the triangular scraper and the filter plate, petroleum can be conveniently extracted next time after the sand of the filter plate is scraped, and the sand screening cylinder vibrates in a reciprocating mode outside the steel rod during petroleum extraction, so that the petroleum extraction efficiency is guaranteed, and the sand screening cylinder is worthy of being widely popularized.
The invention provides a sand screen pipe device of an oil field vibrating screen cylinder for an oil pumping well pipe. The method has the following beneficial effects:
1. according to the invention, through the arrangement that oil enters the sand screening barrel from the screen holes, the blades which rotate by virtue of the rotating rods are arranged in the screen holes, the oil passes through the blades and rotates, the gravel close to the screen holes is not easy to be reserved and ensure the outer pores of the screen holes, the screen holes are not easy to be blocked by the gravel, the oil outside the sand screening barrel can be ensured to well enter the sand screening barrel from the screen holes, the large gravel is filtered out by the sand screening barrel, and the oil outlet amount of the sand screening barrel is ensured.
2. According to the invention, the filter plates are in a zigzag shape, so that a large filtering area is formed when the filter plates filter oil, the oil pumping area is large, the exploitation efficiency is improved, when the oil passes through the filter plates, the steel rods and the reinforcing steel rods are arranged to simultaneously support the filter plates to pump oil, the filter plates are ensured not only to well filter the oil, but also to be not easy to damage when the filter plates work, the service life is long, the screen sand cylinders drive the triangular scraper blades to scrape sand stones outside the filter plates, fine sand stones flow out from gaps between the triangular scraper blades and the filter plates, the sand stones on the filter plates are convenient to extract the oil next time after being scraped, the oil exploitation efficiency is improved, and the filter plates are worthy of great popularization.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a side view of a filter plate of the present invention;
FIG. 3 is a partial perspective view of the sand screen cartridge of the present invention;
FIG. 4 is a top cross-sectional view of the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 1;
fig. 6 is an enlarged view of fig. 4 at B.
Wherein, 1, sieve pore; 2. screening a sand cylinder; 3. a floating ring; 4. a threaded barrel section; 5. a connecting cylinder; 6. reinforcing the steel rod; 7. filtering the plate; 8. a base plate; 9. a spring; 10. installing a steel rod; 11. a bearing seat; 12. a triangular scraper plate; 13. a sliding sleeve; 14. a blade; 15. rotating the rod; 16. and (5) filtering holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-6, an embodiment of the present invention provides an oil field vibrating screen cylinder sand-filtering screen pipe device for an oil pumping well pipe, which comprises a sand-filtering cylinder 2, screen holes 1 are uniformly distributed on the side wall of the sand-filtering cylinder 2, sliding sleeves 13 are uniformly distributed on the upper portion of the inner wall of the sand-filtering cylinder 2, installation steel rods 10 are slidably connected in the sliding sleeves 13, filter plates 7 are fixedly connected on both sides of the middle of the inner side of the installation steel rods 10, when the oil field vibrating screen cylinder sand-filtering screen pipe device for an oil pumping well pipe is used, because the adjacent filter plates 7 are in a zigzag shape, a large filtering area is provided when the filter plates 7 filter oil, so that the oil pumping area is large, the production efficiency is improved, one end of each filter plate 7 far away from the installation steel rod 10 is fixedly connected on both sides of the middle of the outer side of the reinforcing steel rod 6, when oil passes through the filter plates 7, not only can the filter plate 7 filter oil well be ensured, but also the filter plate can be ensured not to deform and damage when in use, so that the service life of the filter plate is long, the filter holes 16 are uniformly distributed in the filter plate 7, the triangular scraper blades 12 are fixedly connected between the upper end and the lower end of the inner wall of the sand screening cylinder 2 and between the adjacent sliding sleeves 13, the oil extraction is circularly reciprocated, when the oil falls from the filter plate 7, the oil flows out from the filter holes 16 of the filter plate 7, when the oil falls in the sand screening cylinder 2, the sand in the filter holes 16 is blown out, meanwhile, the sand screening cylinder 2 slides downwards outside the filter plate 7, the triangular scraper blades 12 are driven to scrape the sand outside the filter plate 7, fine sand flows out from the gap between the triangular scraper blades 12 and the filter plate 7, after the sand of the filter plate 7 is scraped, the next time of oil extraction is facilitated, when the oil is extracted, the sand screening cylinder 2 vibrates in a reciprocating mode, the lower ends of the reinforcing steel rod 6 and the mounting steel rod 10 are fixedly connected with springs 9.
All rotate the upper portion in the sieve mesh 1 and be connected with dwang 15, the equal evenly distributed in middle part periphery of dwang 15 has three blade 14, oil gets into sieve sand section of thick bamboo 2 from sieve mesh 1, all be provided with in the sieve mesh 1 and rely on 15 pivoted blades 14, when oil through blade 14, blade 14 rotates, can dial the grit that is close to sieve mesh 1, only allow oil to get into sieve mesh 1, guarantee that the outside oil of sieve sand section of thick bamboo 2 can be fine from sieve mesh 1 entering sieve sand section of thick bamboo 2, the grit of large granule is outside by the filtering of sieve sand section of thick bamboo 2, guarantee the oil output of sieve sand section of thick bamboo 2, blade 14 rotates, also can guarantee 2 peripheral grit of sieve sand section of thick bamboo because the effect that the oil flows, make the outside difficult grit that sinks of sieve sand section of thick bamboo.
The reinforcing steel rods 6 and the mounting steel rods 10 are arranged alternately, the adjacent filter plates 7 are all arranged in a zigzag shape, and the zigzag filter plates 7 are convenient for filtering oil and ensure the oil output.
The both sides that sieve sand section of thick bamboo 2 were kept away from to triangle scraper blade 12 all laminate in the outside of filter plate 7, and triangle scraper blade 12 is the elastic steel material, and the setting of rigidity material can strike off filter plate 7 outside grit betterly, can also strike off the grit when up-and-down motion between filter plate 7 and triangle scraper blade 12.
The equal fixed connection in bottom of filter plate 7 is in the outside of bottom plate 8, and the outside of bottom plate 8 and the inner wall bottom of a sieve sand section of thick bamboo 2 distribute in turn has bearing 11, and bearing 11 sets up in turn under installation steel pole 10 and reinforcement steel pole 6, and the equal fixed connection in bottom of spring 9 is on bearing 11, two rows of bearings 11, makes bottom plate 8 and a sieve sand section of thick bamboo 2 can fine connection, guarantees its normal work, has fine elasticity.
Top fixedly connected with floating collar 3 of a sieve sand section of thick bamboo 2, the outer wall evenly distributed of floating collar 3 has rubber, the inside cavity setting that is of floating collar 3, establish the cavity in the floating collar 3, the buoyancy of floating collar 3 has been promoted, in the oil, the extraction of oil is intermittent type formula, floating collar 3 reciprocates along with the oil in the oil, floating collar 3 drives a sieve sand section of thick bamboo 2 and reciprocates, sieve sand section of thick bamboo 2 makes bearing 11 compression or pulling spring 9 through reciprocating, sieve sand section of thick bamboo 2 slides in the periphery of installation steel pole 10 through sliding sleeve 13, oil is reciprocal when extracting in filter plate 7, so floating collar 3 floats and makes a sieve sand section of thick bamboo 2 remove, oil can also impact triangle scraper blade 12 and make a sieve sand section of thick bamboo 2 remove downwards, just like this the grit in the filter plate 7 outside is scraped by triangle scraper blade 12, make filter plate 7 guarantee oil pumping efficiency.
The equal fixed connection in the bottom outside of connecting cylinder 5 in upper end of filter plate 7, the equal fixed connection in the outside of connecting cylinder 5 in the upper end of installation steel pole 10 and reinforcement steel pole 6, the top fixedly connected with screw section of thick bamboo 4 of connecting cylinder 5, with 4 threaded connection in oil pipe's bottom in the screw section of thick bamboo section, then stretch into the oil well until getting into in the oil, connecting cylinder 5 is mainly for with filter plate 7, reinforce steel pole 6 and installation steel pole 10 and couple together, then the upper end of connecting cylinder 5 and filter plate 7 is sealed only and the 4 intercommunications of screw section of thick bamboo section, then the bottom and the bottom plate 8 intercommunication of filter plate 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an oil field vibrating screen section of thick bamboo sand screen pipe device for oil pumping well casing, includes a sand screen section of thick bamboo (2), its characterized in that: the utility model discloses a sand screening machine, including a sand screening barrel (2), the lateral wall evenly distributed of sand screening barrel (2) has sieve mesh (1), the inner wall upper portion evenly distributed of sand screening barrel (2) has sliding sleeve (13), equal sliding connection has installation steel pole (10) in sliding sleeve (13), the equal fixedly connected with filter plate (7) in middle part both sides of installation steel pole (10) inboard, the equal fixed connection in middle part both sides in reinforcing steel pole (6) outside is kept away from to filter plate (7) one end of installation steel pole (10), evenly distributed has filtration pore (16) in filter plate (7), equal fixedly connected with triangle scraper blade (12) between the upper end and the lower extreme of sand screening barrel (2) inner wall and adjacent sliding sleeve (13), the equal fixedly connected with spring (9) of lower extreme of reinforcing steel pole (6) and installation steel pole (10).
2. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the upper portion in sieve mesh (1) all rotates and is connected with dwang (15), the equal evenly distributed in middle part periphery of dwang (15) has three blade (14).
3. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the reinforced steel rods (6) and the mounting steel rods (10) are arranged alternately, and the filter plates (7) are arranged between the adjacent filter plates in a zigzag manner.
4. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the two sides of the triangular scraper (12) far away from the sand screening cylinder (2) are attached to the outer side of the filter plate (7), and the triangular scraper (12) is made of elastic steel.
5. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the bottom of filter plate (7) is equal fixed connection in the outside of bottom plate (8), the outside of bottom plate (8) and the inner wall bottom of a sieve sand section of thick bamboo (2) distribute in turn and have bearing (11), bearing (11) set up in turn under installation steel pole (10) and reinforcement steel pole (6), the equal fixed connection in bottom of spring (9) is on bearing (11).
6. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the top end of the sand sieving cylinder (2) is fixedly connected with a floating ring (3), rubber is uniformly distributed on the outer wall of the floating ring (3), and the floating ring (3) is hollow.
7. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the equal fixed connection in the bottom outside of connecting cylinder (5) in upper end of filter plate (7), the equal fixed connection in the outside of connecting cylinder (5) in upper end of installation steel pole (10) and reinforcement steel pole (6), the top fixedly connected with screw thread section of thick bamboo (4) of connecting cylinder (5).
8. The sand screen assembly of an oilfield shaker basket for an oil well tubing of claim 1, wherein: the installation steel rod (10) and the reinforcing steel rod (6) are the same and are cylindrical.
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CN202110563226.2A CN113027393B (en) | 2021-05-24 | 2021-05-24 | Oil field vibrating screen cylinder sand filtering screen pipe device for oil pumping well pipe |
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CN202110563226.2A CN113027393B (en) | 2021-05-24 | 2021-05-24 | Oil field vibrating screen cylinder sand filtering screen pipe device for oil pumping well pipe |
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CN113027393B CN113027393B (en) | 2022-01-11 |
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Cited By (3)
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CN115467643A (en) * | 2022-10-31 | 2022-12-13 | 山东华冠能源技术有限公司 | Self-cleaning composite sand filtering pipe |
CN115961918A (en) * | 2023-03-16 | 2023-04-14 | 山东巨辉石油科技有限公司 | Self-cleaning combined sand filtering pipe |
CN116658130A (en) * | 2023-07-31 | 2023-08-29 | 招远金河石油设备技术开发有限公司 | Anti-blocking self-cleaning sand filtering pipe for oil well |
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CN111927406A (en) * | 2020-08-11 | 2020-11-13 | 中国矿业大学(北京) | Coal bed gas well screen pipe |
CN111980637A (en) * | 2020-09-15 | 2020-11-24 | 东营市正能石油科技有限公司 | Erosion-resistant filling bypass sieve tube for oilfield exploitation |
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