CN112090141A - Adopt paddle formula to filter transport type oil development all-in-one - Google Patents
Adopt paddle formula to filter transport type oil development all-in-one Download PDFInfo
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- CN112090141A CN112090141A CN202010826591.3A CN202010826591A CN112090141A CN 112090141 A CN112090141 A CN 112090141A CN 202010826591 A CN202010826591 A CN 202010826591A CN 112090141 A CN112090141 A CN 112090141A
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- filter
- paddle
- vibration
- oil
- blade
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- 238000001914 filtration Methods 0.000 claims abstract description 48
- 239000003208 petroleum Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000000605 extraction Methods 0.000 claims description 8
- 239000002893 slag Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 46
- 239000010779 crude oil Substances 0.000 abstract description 16
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
- B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
- B01D33/0346—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements
- B01D33/0376—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements supported
- B01D33/0392—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements supported with curved filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/41—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection
- B01D33/42—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection concentrically or coaxially
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (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 all-in-one machine for petroleum exploitation by adopting paddle type filtering and conveying, which comprises a filtering machine, a filtering barrel, an oil inlet pipe, a flange plate, an oil outlet pipe, a sealing cover plate, a rotating rod, a first paddle, a second paddle, supporting wheels, a hairbrush and a spring, wherein the filtering machine is provided with the filtering barrel, the oil inlet pipe is welded at the top of the filtering barrel, the oil outlet pipe is welded at the side part of the filtering barrel, the first paddle is welded at the outer side of the rotating rod, the first paddle is provided with the slidable second paddle, the supporting wheels are fixed at two sides of the outer end of the second paddle, and the hairbrush is arranged at the outer end of the second paddle at the inner side of 2. This adopt paddle formula to filter transport type oil development all-in-one, when filtering crude oil, can clear up the filter screen, avoid the jam of filter screen, through double-deck filterable setting, can realize the vibrations of double-deck filter screen when the paddle rotates, make the impurity whereabouts on the filter screen that the brush brushed, the effectual jam of avoiding the filter screen.
Description
Technical Field
The invention relates to the technical field of oil exploitation, in particular to a blade type filtering and conveying type oil exploitation all-in-one machine.
Background
In the process of transporting crude oil or well fluid in an oil field, a filtering device is needed to filter the crude oil or the well fluid so as to remove impurities contained in the crude oil. For example, reference is made to the file application No.: CN201821286792.3, date of authorized announcement: 20190802's a crude oil filter, it is through rotating the steering gear of setting in the casing for the first passageway of seting up in the steering gear can switch and first through-hole, second through-hole intercommunication or with third through-hole, fourth through-hole intercommunication, realize the utility model discloses a crude oil filter's conversion between different configuration states, and need not to dismantle and wash the filter screen, realized the convenient washing online to the filter screen, easy operation, the clearance is convenient.
But when it carries out filtering operation to crude oil, because there is impurity in the crude oil, easily cause the jam to the filter screen, influence the filter effect of filter screen to crude oil, and some impurity easily adheres to and filters, is difficult for droing.
Disclosure of Invention
The invention aims to provide an all-in-one machine for petroleum exploitation by adopting a blade type filtering and conveying type, which aims to solve the problems that when crude oil is filtered, a filter screen is easily blocked due to impurities in the crude oil, the filtering effect of the filter screen on the crude oil is influenced, and part of impurities are easily adhered to the filter screen and are not easy to fall off in the existing petroleum filtering device in the market in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an all-in-one machine for oil exploitation adopting paddle type filtering and conveying comprises a filtering machine, a filtering barrel, an oil inlet pipe, a flange plate, an oil outlet pipe, a sealing cover plate, a rotating rod, a first paddle, a second paddle, a supporting wheel, a brush and a spring, wherein the filtering barrel is arranged on the filtering machine, the oil inlet pipe is welded at the top of the filtering barrel, the oil outlet pipe is welded at the lateral part of the filtering barrel, the flange plate is welded at the outer end of the oil inlet pipe and the outer end of the oil outlet pipe, the sealing cover plate is connected at the opening parts at the two ends of the filtering barrel through bolts in a sealing manner, the rotating rod is arranged inside the filtering barrel, the two ends of the rotating rod are connected with an opening bearing on the inner wall of the sealing cover plate, 2 slag discharge pipes are welded at the bottom of the filtering barrel, the sealing cover is connected with the outer end of, and the both sides of second paddle outer end all are fixed with the supporting wheel, and the inboard second paddle outer end of 2 supporting wheels is provided with the brush simultaneously.
Preferably, one side of the interior of the filter barrel, which is close to the oil outlet pipe, is provided with a second filter frame, and the other side of the second filter frame, which is far away from the oil outlet pipe, is provided with a first filter frame.
Preferably, the outer end of the first paddle is provided with a sliding groove for mounting the second paddle, and a spring is fixed between the inner end of the second paddle and the sliding groove.
Preferably, the shape and structure of the first filtering frame and the second filtering frame are circular arc-shaped structures, the radius of the first filtering frame is the same as that of the second filtering frame, the first filtering frame and the second filtering frame are respectively provided with a first filtering net and a second filtering net, and the inner diameter of the meshes of the first filtering net is larger than that of the meshes of the second filtering net.
Preferably, vibration rods are welded and distributed on one side, close to the second filter frame, of the first filter frame at equal intervals, and vibration parts of spherical structures are integrally formed at the outer ends of the vibration rods.
Preferably, the second filter frame is provided with shaking ports at equal intervals, and the two ends of each shaking port are provided with smooth horn mouths.
Preferably, the vibration rod and the vibration part at the outer end of the vibration rod are arranged corresponding to the vibration port and the horn mouth, the inner diameter of the middle part of the vibration port is smaller than the diameter of an outer end opening of the horn mouth, and the diameter of the outer end opening of the horn mouth is larger than the diameter of the vibration part.
Preferably, the middle part of the vibration part is provided with an elastic shrinkage hole in a penetrating way, and the diameter of the vibration part is larger than that of the vibration rod.
Compared with the prior art, the invention has the beneficial effects that: according to the paddle type filtering and conveying type oil exploitation integrated machine, when crude oil is filtered, the filter screen can be cleaned, so that the filter screen is prevented from being blocked, meanwhile, due to the arrangement of double-layer filtering, when the paddle rotates, the vibration of the double-layer filter screen can be realized, so that impurities on the filter screen brushed by the brush fall, and the filter screen is effectively prevented from being blocked;
1. the first blade and the second blade are arranged in the filter barrel, so that the first blade and the second blade can be driven to rotate after crude oil falls through the oil inlet pipe, the cleaning of the first filter screen by the brush outside the second blade can be realized, the first blade is connected with the second blade through the sliding groove and the spring, and the brush can be kept attached to the first filter screen when the first blade and the second blade rotate;
2. the vibrating rods with the vibrating parts are welded on one side, close to the second filter frame, of the first filter frame at equal intervals, so that the vibrating rods are in matched connection with the vibrating openings in the second filter frame, when the second paddle pushes the first filter frame, the vibrating parts at the outer ends of the vibrating rods on the first filter frame enter and exit the vibrating openings, the first filter frame and the second filter frame can be vibrated, and then impurities attached to the first filter frame and the second filter frame fall down;
3. run through at the middle part of vibrations portion and seted up the elastic contraction hole, can get into or shift out when vibrations mouth through the horn mouth in vibrations portion, vibrations mouth extrusion vibrations portion, the elastic contraction hole of vibrations portion department takes place deformation, and then realizes vibrations portion and pass the vibrations mouth, is favorable to first filtration frame to drive vibrations pole outer end vibrations portion and passes the vibrations that the second filtered the frame through vibrations mouth.
Drawings
FIG. 1 is a schematic cross-sectional view of a filter of an integrated blade-type oil production machine according to the present invention;
FIG. 2 is an enlarged schematic view of a point a in FIG. 1 of an integrated petroleum production machine of the present invention employing a blade type filtration transportation type;
FIG. 3 is a schematic cross-sectional view of part A-A of FIG. 1 of an integrated blade-type filtration and transportation petroleum extraction machine according to the present invention;
FIG. 4 is an enlarged schematic view of point b in FIG. 3 of an integrated petroleum production machine employing a blade type filtration and transportation according to the present invention;
FIG. 5 is a schematic cross-sectional view of section B-B of FIG. 1 of an integrated blade filtration and transportation type petroleum extraction machine according to the present invention;
FIG. 6 is an enlarged view of point c of FIG. 5 of an integrated blade-type oil extraction machine according to the present invention;
FIG. 7 is a schematic side view of a first filter frame of an integrated blade-type oil recovery machine according to the present invention;
FIG. 8 is a schematic side view of a second filter frame of the integrated blade type filtration and transportation petroleum production machine of the present invention;
FIG. 9 is a schematic cross-sectional view of a first blade and a second blade of an oil production integrated machine adopting a blade type filtering and conveying type.
In the figure: 1. a filter; 2. a filter vat; 3. an oil inlet pipe; 4. a flange plate; 5. an oil outlet pipe; 6. sealing the cover plate; 7. rotating the rod; 8. a first blade; 9. a second blade; 10. a first filter frame; 11. a second filter frame; 12. a slag discharge pipe; 13. a sealing cover; 14. a vibration rod; 15. a vibration section; 16. a vibration port; 17. a bell mouth; 18. a support wheel; 19. a brush; 20. a first filter screen; 21. a second filter screen; 22. a sliding groove; 23. a spring; 24. an elastically contractible aperture.
Detailed Description
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.
Referring to fig. 1-9, the present invention provides a technical solution: an integrated machine for petroleum exploitation by adopting a paddle type filtering and conveying, which comprises a filter 1, a filter barrel 2, an oil inlet pipe 3, a flange plate 4, an oil outlet pipe 5, a seal cover plate 6, a rotating rod 7, a first paddle 8, a second paddle 9, a first filter frame 10, a second filter frame 11, a slag discharge pipe 12, a seal cover 13, a vibration rod 14, a vibration part 15, a vibration port 16, a bell mouth 17, a support wheel 18, a brush 19, a first filter screen 20, a second filter screen 21, a sliding groove 22, a spring 23 and an elastic shrinkage hole 24, wherein the filter 1 is provided with the filter barrel 2, the top of the filter barrel 2 is welded with the oil inlet pipe 3, the side part of the filter barrel 2 is welded with the oil outlet pipe 5, the outer ends of the oil inlet pipe 3 and the oil outlet pipe 5 are both welded with the flange plate 4, the openings at both ends of the filter barrel 2 are both connected with the seal cover plate 6 through bolt sealing, and, and the both ends of dwang 7 are connected with the trompil bearing on the closing cap 6 inner wall, and the welding of the bottom of filter vat 2 has 2 scum pipes 12, and the outer end threaded connection of scum pipe 12 has sealed lid 13, and the welding of the outside of dwang 7 has first paddle 8, and is provided with slidable second paddle 9 on the first paddle 8 to the both sides of second paddle 9 outer end all are fixed with supporting wheel 18, and 2 inboard second paddle 9 outer ends of supporting wheel 18 are provided with brush 19 simultaneously.
The outer end of the first blade 8 is provided with a sliding groove 22 for mounting the second blade 9, and a spring 23 is fixed between the inner end of the second blade 9 and the sliding groove 22, so that the second blade 9 rotates, the brush 19 at the outer end of the second blade 9 cleans the first filter screen 20 on the first filter frame 10, and the first filter frame 10 is pushed to move to one side of the second filter frame 11.
One side that the inside of filter vat 2 is close to oil pipe 5 is provided with second filter frame 11, and the second filter frame 11 is kept away from the opposite side of oil pipe 5 and is provided with first filter frame 10, first filter frame 10 and second filter frame 11's shape structure are circular-arc structure, and first filter frame 10 and second filter frame 11's radius the same, and be provided with first filter screen 20 and second filter screen 21 on first filter frame 10 and the second filter frame 11 respectively, the mesh internal diameter of first filter screen 20 is greater than the mesh internal diameter of second filter screen 21 simultaneously, set up like this and realize the hierarchical filtration to crude oil, make the filter effect of crude oil better.
Vibration rods 14 are welded and distributed at equal intervals on one side of the first filter frame 10 close to the second filter frame 11, a vibration part 15 with a spherical structure is integrally formed at the outer end of each vibration rod 14, vibration ports 16 are equidistantly formed on the second filter frame 11, smooth bell mouths 17 are formed at two ends of each vibration port 16, the vibration rods 14 and the vibration parts 15 at the outer ends of the vibration rods 14 are arranged corresponding to the vibration ports 16 and the bell mouths 17, the inner diameter of the middle parts of the vibration ports 16 is smaller than the outer end opening diameter of the bell mouths 17, the outer end opening diameter of the bell mouths 17 is larger than that of the vibration parts 15, elastic shrinkage holes 24 are formed in the middle parts of the vibration parts 15 in a penetrating mode, the diameter of each vibration part 15 is larger than that of each vibration rod 14, when the vibration parts 15 at the outer ends of the vibration rods 14 enter or move out of the vibration ports 16 through the bell mouths 17 when the first filter frame 10 moves to one side of the second filter frame 11, the first filter frame 10 and the second filter frame 11 are vibrated, and the first filter screen 20 and the second filter screen 21 on the first filter frame 10 and the second filter frame 11 are vibrated, so that the impurities attached to the first filter screen 20 and the second filter screen 21 fall down.
The working principle is as follows: when the paddle type filtering and conveying type oil exploitation integrated machine is used, as shown in fig. 1, an oil inlet pipe 3 on a filter 1 is connected with an oil outlet on an exploitation machine through a flange 4, an oil outlet pipe 5 is connected with an oil pipeline through the flange 4, after oil enters a filter barrel 2 through the oil inlet pipe 3, the oil falling at a high speed can push a first paddle 8 and a second paddle 9 inside the filter barrel 2 to drive a rotating rod 7 to rotate, and meanwhile, as shown in fig. 1-2 and 7-8, the oil is discharged into the oil pipeline from the oil outlet pipe 5 through a first filter screen 20 and a second filter screen 21 on a first filter frame 10 and a second filter frame 11;
as shown in fig. 1-6 and 9, when the first blade 8 and the second blade 9 rotate, the spring 23 inside the sliding groove 22 at the outer end of the first blade 8 pushes the second blade 9 outwards, so that the supporting wheels 18 at the two sides of the outer end of the second blade 9 contact with the inner wall of the filter vat 2, when the second blade 9 rotates to the first filter frame 10, the supporting wheels 18 at the two sides of the outer end of the second blade 9 contact with the edge of the first filter frame 10, the brush 19 at the outer end of the second blade 9 cleans the first filter screen 20, as shown in fig. 1-2 and 5-9, when the second blade 9 passes through the first filter screen 20, under the action of the outward pushing of the spring 23 inside the sliding groove 22 at the outer end of the first blade 8, the second blade 9 pushes the first filter frame 10 through the supporting wheel 18, the first filter frame 10 drives the vibration rod 14 at one side thereof to move to the side of the second filter frame 11, the vibration part 15 at the outer end of the vibration rod 14 is extruded into the vibration opening 16 through the bell mouth 17 on the second filter frame 11, when the second blade 9 passes through the first filter frame 10, the elastic shrinkage hole 24 in the middle of the vibration part 15 deforms when the second blade is extruded, when the first filter frame 10 loses the driving force of the second blade 9, the first filter frame 10 drives the vibration rod 14 to reset under the action of the self elastic force, the vibration rod 14 pulls the vibration part 15 to move out of the vibration port 16 at the second filter frame 11, in the process, the second filter frame 11 moves towards the first filter frame 10 under the pulling action of the vibration part 15, after the vibration part 15 is completely moved out of the vibration port 16, the second filter frame 11 is reset under the action of the self elastic force, in the process, the first filter frame 10 and the second filter frame 11 will generate vibration with a certain amplitude, so that the impurities attached to the first filter screen 20 and the second filter screen 21 fall down;
as shown in figures 1, 3 and 5, when the interior of the filter 1 needs to be cleaned, the sealing cover 13 in the residue discharge pipe 12 is opened, water is used for flushing the interior of the filter 1 through the oil inlet pipe 3, and impurities in the filter 1 are discharged through the residue discharge pipe 12.
It should be understood that the terms "central," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, that the present invention is used with reference to the particular orientation or position shown in the drawings, that the standard components used in the present invention are commercially available, that the specific components are custom-made from the specification and drawings, that the specific connections between the various components are made by conventional means such as bolts, rivets, welding, etc., that the machines, components and devices are well known in the art, the conventional model, together with the circuit connections, are conventional in the art and will not be described in detail here.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an adopt paddle formula to filter transport type oil development all-in-one, includes filter (1), filter vat (2), advances oil pipe (3), ring flange (4), goes out oil pipe (5), closing cap board (6), dwang (7), first paddle (8), second paddle (9), supporting wheel (18), brush (19) and spring (23), its characterized in that: the filter is characterized in that a filter barrel (2) is arranged on the filter (1), an oil inlet pipe (3) is welded at the top of the filter barrel (2), an oil outlet pipe (5) is welded at the lateral part of the filter barrel (2), a flange plate (4) is welded at the outer ends of the oil inlet pipe (3) and the oil outlet pipe (5), two end openings of the filter barrel (2) are respectively connected with a sealing cover plate (6) through bolts in a sealing manner, a rotating rod (7) is arranged inside the filter barrel (2), two ends of the rotating rod (7) are connected with a hole-opening bearing on the inner wall of the sealing cover plate (6), 2 slag discharge pipes (12) are welded at the bottom of the filter barrel (2), a sealing cover (13) is connected at the outer end of each slag discharge pipe (12) in a threaded manner, a first paddle (8) is welded at the outer side of the rotating rod (7), and a, and both sides of the outer end of the second paddle (9) are fixed with supporting wheels (18), and the outer end of the second paddle (9) at the inner side of the 2 supporting wheels (18) is provided with a brush (19).
2. The integrated, blade-type, filtration-conveyance petroleum extraction machine as recited in claim 1, further comprising: one side of the interior of the filter barrel (2) close to the oil outlet pipe (5) is provided with a second filter frame (11), and the other side of the second filter frame (11) far away from the oil outlet pipe (5) is provided with a first filter frame (10).
3. The integrated, blade-type, filtration-conveyance petroleum extraction machine as recited in claim 1, further comprising: the outer end of the first paddle (8) is provided with a sliding groove (22) for mounting the second paddle (9), and a spring (23) is fixed between the inner end of the second paddle (9) and the sliding groove (22).
4. The integrated, blade-type, filtration-conveyance petroleum extraction machine as recited in claim 2, further comprising: the shape structure that first filter frame (10) and second filtered frame (11) is circular-arc structure, and the radius that first filter frame (10) and second filtered frame (11) is the same to be provided with first filter screen (20) and second filter screen (21) on first filter frame (10) and the second filtered frame (11) respectively, the mesh internal diameter of first filter screen (20) is greater than the mesh internal diameter of second filter screen (21) simultaneously.
5. The integrated blade type filtering and conveying oil exploitation machine according to claim 4, wherein: vibration rods (14) are welded and distributed on one side, close to the second filter frame (11), of the first filter frame (10) at equal intervals, and vibration parts (15) of spherical structures are integrally formed at the outer ends of the vibration rods (14).
6. The integrated blade type filtering and conveying oil exploitation machine according to claim 4, wherein: the second filter frame (11) is equidistantly provided with a vibration port (16), and two ends of the vibration port (16) are both provided with smooth horn mouths (17).
7. The integrated, blade-type, filtration-conveyance petroleum extraction machine as recited in claim 5, further comprising: the vibration rod (14) and the vibration part (15) at the outer end of the vibration rod are arranged corresponding to the vibration opening (16) and the horn opening (17), the inner diameter of the middle part of the vibration opening (16) is smaller than the outer end opening diameter of the horn opening (17), and the outer end opening diameter of the horn opening (17) is larger than the diameter of the vibration part (15).
8. The integrated, blade-type, filtration-conveyance petroleum extraction machine as recited in claim 5, further comprising: the middle part of the vibration part (15) is provided with an elastic shrinkage hole (24) in a penetrating way, and the diameter of the vibration part (15) is larger than that of the vibration rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826591.3A CN112090141A (en) | 2020-08-17 | 2020-08-17 | Adopt paddle formula to filter transport type oil development all-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826591.3A CN112090141A (en) | 2020-08-17 | 2020-08-17 | Adopt paddle formula to filter transport type oil development all-in-one |
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| Publication Number | Publication Date |
|---|---|
| CN112090141A true CN112090141A (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010826591.3A Withdrawn CN112090141A (en) | 2020-08-17 | 2020-08-17 | Adopt paddle formula to filter transport type oil development all-in-one |
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| CN (1) | CN112090141A (en) |
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| CN113731003A (en) * | 2021-09-23 | 2021-12-03 | 安徽胜方工程技术有限公司 | Vibrating filtration equipment for oil exploitation |
| CN114130099A (en) * | 2021-12-01 | 2022-03-04 | 辛集迪扬生物科技有限公司 | Screening and purifying equipment for microbial agent for organic fertilizer |
| CN114534349A (en) * | 2022-02-07 | 2022-05-27 | 宁波富恩特工具有限公司 | Novel energy-saving submersible pump |
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|---|---|---|---|---|
| CN113731003A (en) * | 2021-09-23 | 2021-12-03 | 安徽胜方工程技术有限公司 | Vibrating filtration equipment for oil exploitation |
| CN114130099A (en) * | 2021-12-01 | 2022-03-04 | 辛集迪扬生物科技有限公司 | Screening and purifying equipment for microbial agent for organic fertilizer |
| CN114534349A (en) * | 2022-02-07 | 2022-05-27 | 宁波富恩特工具有限公司 | Novel energy-saving submersible pump |
| CN114534349B (en) * | 2022-02-07 | 2024-09-13 | 宁波富恩特工具有限公司 | Energy-saving submersible pump |
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