CN112023492A - Petroleum exploitation slurry purification device and purification method thereof - Google Patents
Petroleum exploitation slurry purification device and purification method thereof Download PDFInfo
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- CN112023492A CN112023492A CN202010803408.8A CN202010803408A CN112023492A CN 112023492 A CN112023492 A CN 112023492A CN 202010803408 A CN202010803408 A CN 202010803408A CN 112023492 A CN112023492 A CN 112023492A
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- 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
- B01D33/0353—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 self-supporting
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- 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
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/461—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element brushes
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- 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
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
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- 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
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
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- 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
- B01D33/80—Accessories
- B01D33/801—Driving means, shaft packing systems or the like
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- 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
- B01D33/80—Accessories
- B01D33/804—Accessories integrally combined with devices for controlling the filtration
- B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention relates to the technical field of slurry purification equipment and discloses an oil exploitation slurry purification device which comprises a base, wherein four groups of supporting pieces are fixedly connected at four corners of the upper end of the base, the upper ends of the supporting pieces are fixedly connected with fixing pieces, the inner sides of the fixing pieces are fixedly connected with a screen box, the bottom of the screen box is fixedly provided with a screen, and one side of the middle part of the upper end of the base is fixedly connected with a first support. A servo motor is fixedly arranged in the left connecting shaft, when the servo motor does not rotate, an auxiliary device can conveniently block liquid, the slurry is prevented from running off without being filtered, and meanwhile, water is sprayed to clean the tail screen; when the servo motor can control the auxiliary device to rotate ninety degrees, one end provided with the brush faces the screen, and the screen can be cleaned for the second time; when the servo motor rotates one hundred eighty degrees, the auxiliary device can remove mud and particles on the surface of the screen and clean the screen by spraying water.
Description
Technical Field
The invention relates to the technical field of slurry purification equipment, in particular to a petroleum exploitation slurry purification device and a purification method thereof.
Background
Among the oil drilling process, drilling fluid passes through the drilling rod and enters into the bottom, and the waste residue that produces is discharged together in accomplishing its effect back area drilling, because drilling fluid not only is expensive but also can destroy the environment, consequently people can retrieve drilling fluid, and wherein, oil shale shaker is common oil development mud screening filter equipment, and its main function is to filter the scattered garrulous material of particle size difference, makes the scattered garrulous thing of big granule stay filter screen upper portion, and the scattered garrulous thing of tiny granule can permeate the screen cloth and flow into appointed container.
However, the existing shale shaker has the following defects in the actual use process: firstly, although the solid-liquid phase in the drilling mud begins to separate when the drilling mud reaches the screen arranged on the screen box, the situation that solid particles and liquid leave the screen without being separated occurs when the traditional mud vibrating screen works, and particularly when the mud entering amount is increased, not only is the drilling fluid lost, but also the environment is polluted; secondly, when the existing mud vibrating screen works, mud is very easy to adhere to the surface of a screen, and especially, the existing vibrating screen with small screen holes can block meshes of the vibrating screen, so that the filtering effect is influenced, drilling mud cannot be completely separated from solid and liquid and then is discharged, and the mud attached to the surface of the screen is difficult to clean, so that the subsequent work is difficult.
Disclosure of Invention
Aiming at the defects of the background technology, the invention provides the petroleum exploitation slurry purification device and the purification method thereof, which have the advantages of good filtration effect and high slurry separation efficiency and solve the problems in the background technology.
The invention provides the following technical scheme: the utility model provides an oil development mud purifier, includes the base, four group's support piece of fixedly connected with of base upper end four corners department, the equal fixedly connected with mounting in support piece's the upper end, the inboard of mounting all with sieve case fixed connection, the bottom fixed mounting of sieve case has the screen cloth, the first support of one side fixedly connected with at base upper end middle part, the middle part fixed mounting of first support has automatically controlled ware, the middle part fixedly connected with backup pad of sieve case upper end, the middle part fixedly connected with vibrating motor of backup pad, one side fixedly connected with second support of base upper end, the middle part fixed mounting of second support has the feed inlet, the bottom of sieve case both sides inner wall all is provided with the slide rail, and the left side the slide rail cup joints with drive slider activity, and the right side the slide rail cup joints with driven slider activity, drive slider, The equal fixedly connected with cleaning plate of upper end and the lower extreme of driven slider, and the equal fixedly connected with connecting axle in inboard of drive slider, driven slider, two auxiliary device has all been cup jointed in the activity of the inboard of connecting axle.
Preferably, the cleaning plate is provided with bristles on one side close to the inner walls of the two sides of the screen box.
Preferably, auxiliary device is including the installation piece, the spring that the dorsal part fixedly connected with a plurality of groups equidistance of installation piece were arranged, the other end of spring all with baffle fixed connection, the positive fixedly connected with brush of installation piece, the upper end of installation piece and the equal fixed mounting of lower extreme have the shower nozzle that a plurality of groups equidistance were arranged.
Preferably, a circulation hole is formed in the connecting shaft on the right side, and the circulation hole is communicated with a liquid storage cavity formed in the mounting block.
Preferably, a servo motor is fixedly installed inside the connecting shaft on the left side, and an output shaft end of the servo motor is fixedly connected with the installation block.
Preferably, the mounting block is movably sleeved with the connecting shaft through a cylindrical roller bearing.
Preferably, the liquid storage cavity is divided into an upper part and a lower part, and one ends of the liquid storage cavities of the two parts, which are close to the circulation hole, are provided with one-way valves.
Preferably, the method for purifying oil recovery slurry comprises:
s1, enabling the petroleum slurry to enter a screen box from a feeding hole, and enabling a vibration motor to work;
s2, the petroleum drilling mud moves on the surface of the screen and is filtered and sieved under the action of a vibration motor, and the height of the mud on the surface of the screen is controlled by a baffle;
s3, removing the particles from the upper part of the screen, and making the slurry flow into a fixed storage container from the lower part through the screen;
and S4, the servo motor works to control the auxiliary device to rotate ninety degrees and one-hundred-eighty degrees in sequence, the slide block is driven to move on the slide rail, and the brush and the spray head are driven to clean the surface of the screen for the first time.
The invention has the following beneficial effects:
1. firstly, when drilling mud flows on the surface of the screen, the baffle can control the mud liquid level below the baffle, namely the mud liquid higher than the baffle is blocked, so that the mud passes through the bottom of the baffle, the liquid phase and the solid phase in the drilling fluid are further separated, the screening effect is enhanced, the phenomenon that the liquid phase in the drilling fluid is not separated from the solid phase and moves to the outlet of the screen along with the solid phase in the screening process, especially when the inflow of the drilling fluid is suddenly increased, so that the loss of a recyclable liquid phase is caused is avoided, the use cost of the drilling fluid is reduced, and the environment is protected; secondly, at shale shaker work later stage, it is rotatory (rotatory from the top) to make the baffle towards screen cloth export direction through servo motor work drive auxiliary device, and drive slider work simultaneously drives auxiliary device and removes on the screen cloth surface, releases residual mud, the solid particle on screen cloth surface, prevents that the mud adhesion from influencing screening efficiency on the screen cloth surface, releases the solid particle simultaneously, prevents that the solid particle from shaking the screen cloth many times, causes the destruction to the screen cloth.
2. A servo motor is fixedly arranged in the left connecting shaft, when the servo motor does not rotate, an auxiliary device can conveniently block liquid, the slurry is prevented from running off without being filtered, and meanwhile, water is sprayed to clean the tail screen; when the servo motor can control the auxiliary device to rotate ninety degrees, one end provided with the brush faces the screen, and the screen can be cleaned for the second time; when the servo motor rotates one hundred eighty degrees, the auxiliary device can remove mud and particles on the surface of the screen and clean the screen by spraying water.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic view of a structural assistance device of the present invention;
FIG. 5 is a top view of the structural aid of the present invention;
FIG. 6 is a schematic view of the internal structure of the connecting shaft and the mounting block of the present invention.
In the figure: 1. a base; 2. a support member; 3. a fixing member; 4. a screen box; 5. screening a screen; 6. a first bracket; 7. an electric controller; 8. a support plate; 9. a vibration motor; 10. a second bracket; 11. a feed inlet; 12. a slide rail; 13. driving the slide block; 14. a driven slider; 15. cleaning the plate; 16. a connecting shaft; 17. an auxiliary device; 1701. mounting blocks; 1702. a spring; 1703. a baffle plate; 1704. a brush; 1705. a spray head; 18. a flow-through hole; 19. a servo motor; 20. a liquid storage cavity; 21. a one-way valve.
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.
Referring to fig. 1-6, an oil exploitation slurry purification device comprises a base 1, four groups of support members 2 are fixedly connected at four corners of the upper end of the base 1, the upper ends of the support members 2 are fixedly connected with a fixing member 3, the inner sides of the fixing member 3 are fixedly connected with a screen box 4, a screen 5 is fixedly installed at the bottom of the screen box 4, a first bracket 6 is fixedly connected at one side of the middle part of the upper end of the base 1, an electric controller 7 is fixedly installed at the middle part of the first bracket 6, a support plate 8 is fixedly connected at the middle part of the upper end of the screen box 4, a vibration motor 9 is fixedly connected at the middle part of the support plate 8, a second bracket 10 is fixedly connected at one side of the upper end of the base 1, a feed port 11 is fixedly installed at the middle part of the second bracket 10, slide rails 12 are respectively arranged at the bottoms of the, the equal fixedly connected with cleaning plate 15 of upper end and the lower extreme of drive slider 13, driven slider 14, and the equal fixedly connected with connecting axle 16 in inboard of drive slider 13, driven slider 14, auxiliary device 17 has all been cup jointed in the activity of the inboard of two connecting axles 16.
Wherein, the clean board 15 is provided with the brush hair close to one side of the inner wall of sieve case 4 both sides, and when the inside drive arrangement of drive slider 13 drove drive slider 13 and driven slider 14 and moved on slide rail 12, the brush hair that sets up on the clean board 15 can clear up sieve case 4 both sides inner wall, prevents that mud from attaching to on the both sides inner wall.
Wherein, the auxiliary device 17 comprises a mounting block 1701, a plurality of groups of equidistantly arranged springs 1702 are fixedly connected to the back side of the mounting block 1701, the other ends of the springs 1702 are fixedly connected with a baffle 1703, a brush 1704 is fixedly connected to the front side of the mounting block 1701, a plurality of groups of equidistantly arranged spray heads 1705 are fixedly mounted at the upper end and the lower end of the mounting block 1701, through the arrangement of the auxiliary device 17, firstly, when drilling mud flows on the surface of the screen 5, the baffle 1703 can control the mud liquid level below the baffle 1703, namely, the mud liquid higher than the baffle 1703 is stopped back, so that the mud passes through the bottom of the baffle 1703, the liquid phase and the solid phase in the drilling mud are further separated, the screening effect is enhanced, and the phenomenon that the liquid phase in the drilling mud is not separated from the solid phase and moves to the outlet of the screen 5 along with the solid phase when the inflow of the drilling mud is suddenly increased is, the loss of the recyclable liquid phase is caused, so that the use cost of the drilling fluid is reduced, and the environment is protected; secondly, at the shale shaker work later stage, drive auxiliary device through servo motor 19 work and rotate (from the top is rotatory) and make baffle 1703 towards screen cloth 5 export direction, drive slider 13 work simultaneously, drive auxiliary device 17 and remove on screen cloth 5 surface, push out remaining mud, the solid particle on screen cloth 5 surface, prevent that mud adhesion from influencing screening efficiency on screen cloth 5 surface, push out the solid particle simultaneously, prevent that the solid particle from shaking screen cloth 5 many times, cause the destruction to screen cloth 5.
Wherein, the opening 18 has been seted up to the inside of right side connecting axle 16, opening 18 communicates with the inside stock solution chamber 20 of seting up of installation piece 1701, supply water to stock solution chamber 20 through opening 18, it sprays water to screen cloth 5 to be convenient for shower nozzle 1705, clean screen cloth 5, shower nozzle 1705 especially not only sets up the upper and lower surface at auxiliary device 17, and be provided with the multiunit, it is nearer to screen cloth 5 to make shower nozzle 1705 apart from, can fully wash screen cloth 5 surface mud, the load of screen cloth 5 has not only been alleviateed, the life of screen cloth 5 has been prolonged, still as far as possible mix into in the drilling fluid that is used for the circulation after diluting remaining drilling fluid, drilling fluid use cost has been reduced.
Wherein, the inside of the left connecting shaft 16 is fixedly provided with a servo motor 19, the output shaft end of the servo motor 19 is fixedly connected with the mounting block 1701, when the servo motor 19 does not rotate, the auxiliary device 17 is convenient to block liquid, the loss of slurry without being filtered is prevented, and the tail screen 5 is cleaned by spraying water; when the servo motor 19 can control the auxiliary device 17 to rotate ninety degrees, and the end provided with the brush 1704 faces the screen 5, the screen 5 can be cleaned for the second time; when the servo motor 19 rotates one hundred eighty degrees, the auxiliary device 17 is able to remove mud and particles from the surface of the screen 5 while simultaneously performing a water jet wash of the screen 5.
Wherein, the mounting block 1701 is movably sleeved with the connecting shaft 16 through a cylindrical roller bearing, so that the auxiliary device 17 can rotate conveniently.
Wherein, the liquid storage cavity 20 is divided into an upper part and a lower part, and one end of the liquid storage cavity 20 close to the circulation hole 18 is provided with a one-way valve 21, when the baffle 1703 is towards the feed inlet 11 or the mud outlet, one of the one-way valves 21 can be opened, so that the nozzle 1705 facing one side of the screen 5 sprays water, and the surface of the screen 5 is cleaned.
A method of purifying oil recovery slurry as claimed in any one of claims 1 to 7:
s1, the petroleum slurry enters the screen box 4 from the feed inlet 11, and the vibration motor 9 works;
s2, the petroleum drilling mud moves on the surface of the screen 5 and is filtered and sieved under the action of the vibrating motor 9, and the height of the mud on the surface of the screen 5 is controlled through a baffle 1703;
s3, the particles are removed from the upper part of the screen 5, and the slurry flows into a fixed storage container from the lower part through the screen 5;
s4, the servo motor 19 works to control the auxiliary device 17 to rotate ninety degrees and one hundred eighty degrees in sequence, the slide block 13 is driven to move on the slide rail, and the brush 1704 and the spray head 1705 are driven to clean the surface of the screen 5 for the first time.
The working principle is that firstly, when drilling mud flows on the surface of the screen 5, the baffle 1703 can control the mud liquid level below the baffle 1703, namely, the mud liquid higher than the baffle 1703 is stopped back, so that the mud passes through the bottom of the baffle 1703, the liquid phase and the solid phase in the drilling fluid are further separated, the screening effect is enhanced, the phenomenon that the liquid phase in the drilling fluid is not separated from the solid phase and moves to the outlet of the screen 5 along with the solid phase when the inflow of the drilling fluid is suddenly increased in the screening process is avoided, the loss of the recyclable liquid phase is caused, in the later stage of the operation of the vibrating screen, the servo motor 19 works to drive the auxiliary device to rotate (rotate from the upper part) so that the baffle 1703 faces to the outlet of the screen 5, and meanwhile, the slide block 13 is driven to work to drive the auxiliary device 17 to move on the surface of the screen 5, so as to push out the, prevent that mud adhesion from influencing screening efficiency at screen cloth 5 surface, release solid particle simultaneously, prevent that solid particle from shaking screen cloth 5 many times, causing the destruction to screen cloth 5.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 development mud purifier, includes base (1), four groups of support piece (2) of fixedly connected with in base (1) upper end four corners department, the equal fixedly connected with mounting (3) in upper end of support piece (2), the inboard of mounting (3) all with sieve case (4) fixed connection, the bottom fixed mounting of sieve case (4) has screen cloth (5), one side fixed connection of base (1) upper end middle part has first support (6), the middle part fixed mounting of first support (6) has electric cabinet (7), the middle part fixed connection of sieve case (4) upper end has backup pad (8), the middle part fixed connection of backup pad (8) has vibrating motor (9), one side fixed connection of base (1) upper end has second support (10), the middle part fixed mounting of second support (10) has feed inlet (11), the method is characterized in that: the bottom of sieve case (4) both sides inner wall all is provided with slide rail (12), left side slide rail (12) cup joint with drive slider (13) activity, the right side slide rail (12) cup joint with driven slider (14) activity, the equal fixedly connected with cleaning plate (15) of upper end and the lower extreme of drive slider (13), driven slider (14), and the equal fixedly connected with connecting axle (16) in inboard of drive slider (13), driven slider (14), two auxiliary device (17) have been cup jointed in the equal activity of inboard of connecting axle (16).
2. The oil recovery mud purification apparatus of claim 1, wherein: one side of the cleaning plate (15) close to the inner walls of the two sides of the screen box (4) is provided with brush hair.
3. The oil recovery mud purification apparatus of claim 1, wherein: the auxiliary device (17) comprises an installation block (1701), wherein a plurality of groups of equidistantly arranged springs (1702) are fixedly connected to the back side of the installation block (1701), the other ends of the springs (1702) are fixedly connected with a baffle (1703), a brush (1704) is fixedly connected to the front side of the installation block (1701), and a plurality of groups of equidistantly arranged sprayers (1705) are fixedly mounted at the upper end and the lower end of the installation block (1701).
4. The oil recovery mud purification apparatus of claim 1, wherein: a circulation hole (18) is formed in the connecting shaft (16) on the right side, and the circulation hole (18) is communicated with a liquid storage cavity (20) formed in the mounting block (1701).
5. The oil recovery mud purification apparatus of claim 1, wherein: a servo motor (19) is fixedly mounted inside the connecting shaft (16) on the left side, and the output shaft end of the servo motor (19) is fixedly connected with the mounting block (1701).
6. The oil recovery mud purification apparatus of claim 3, wherein: the mounting block (1701) is movably sleeved with the connecting shaft (16) through a cylindrical roller bearing.
7. The oil recovery mud purification apparatus of claim 4, wherein: the liquid storage cavity (20) is divided into an upper part and a lower part, and one ends of the two parts of the liquid storage cavity (20) close to the circulation hole (18) are respectively provided with a one-way valve (21).
8. A method of purifying oil recovery mud according to any one of claims 1 to 7, wherein: the method for purifying the petroleum exploitation slurry comprises the following steps:
s1, enabling the petroleum slurry to enter the screen box (4) from the feeding hole (11), and enabling the vibration motor (9) to work;
s2, the petroleum drilling mud moves on the surface of the screen (5) and is filtered and sieved under the action of a vibration motor (9), and the height of the mud on the surface of the screen (5) is controlled through a baffle (1703);
s3, the particles are removed from the upper part of the screen (5), and the slurry flows into a fixed storage container from the lower part through the screen (5);
s4, the servo motor (19) works, the auxiliary device (17) is controlled to rotate ninety degrees and one hundred eighty degrees in sequence, the sliding block (13) is driven to move on the sliding rail, and the brush (1704) and the spray head (1705) are driven to clean the surface of the screen (5) for the first time.
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| CN202010803408.8A CN112023492B (en) | 2020-08-11 | 2020-08-11 | Petroleum exploitation slurry purification device and purification method thereof |
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| CN202010803408.8A CN112023492B (en) | 2020-08-11 | 2020-08-11 | Petroleum exploitation slurry purification device and purification method thereof |
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| CN112023492B CN112023492B (en) | 2022-05-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030674A (en) * | 2022-07-08 | 2022-09-09 | 山东省地质矿产勘查开发局第一地质大队（山东省第一地质矿产勘查院） | Automatic mud circulation purifier of investigation hydrogeology probing |
| CN115055363A (en) * | 2022-05-25 | 2022-09-16 | 宁波交投资源有限公司 | Sand and stone material transmission shale shaker |
| CN116717202A (en) * | 2023-08-09 | 2023-09-08 | 河南中正石油起重机械有限公司 | Vibrating screen for solid-liquid separation of drilling mud |
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| CN115055363A (en) * | 2022-05-25 | 2022-09-16 | 宁波交投资源有限公司 | Sand and stone material transmission shale shaker |
| CN115030674A (en) * | 2022-07-08 | 2022-09-09 | 山东省地质矿产勘查开发局第一地质大队（山东省第一地质矿产勘查院） | Automatic mud circulation purifier of investigation hydrogeology probing |
| CN115030674B (en) * | 2022-07-08 | 2024-01-12 | 山东省地质矿产勘查开发局第一地质大队（山东省第一地质矿产勘查院） | Automatic mud circulation purifier for hydrogeology exploration drilling |
| CN116717202A (en) * | 2023-08-09 | 2023-09-08 | 河南中正石油起重机械有限公司 | Vibrating screen for solid-liquid separation of drilling mud |
| CN116717202B (en) * | 2023-08-09 | 2023-10-20 | 河南中正石油起重机械有限公司 | Vibrating screen for solid-liquid separation of drilling mud |
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| CN112023492B (en) | 2022-05-20 |
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