CN106076671A - A kind of novel removing oil desanding cyclone separation device - Google Patents
A kind of novel removing oil desanding cyclone separation device Download PDFInfo
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- CN106076671A CN106076671A CN201610494309.XA CN201610494309A CN106076671A CN 106076671 A CN106076671 A CN 106076671A CN 201610494309 A CN201610494309 A CN 201610494309A CN 106076671 A CN106076671 A CN 106076671A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
- B04C5/04—Tangential inlets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Cyclones (AREA)
Abstract
A kind of novel removing oil desanding cyclone separation device.Main purpose is to provide a kind of high-efficiency cyclone segregation apparatus realizing solid-liquid liquid twice separation of three-phase medium.It is characterized in that: be built-in with upper sealing plate, two inlets inlet disk, entrance positioning chamber, one-level cylindricality breeze way, reducing oil extraction siphunculus, one-level taper segregation section, sand distribution tube, secondary screw type inlet slot, two stage column shape breeze way, two grades of taper segregation sections, two grades of reducing pressurizing pipes at sand setting shell and lead sand pedestal；Wedging direction on reducing oil extraction siphunculus to determine according to tangential inlet direction, reducing oil extraction siphunculus upper-end inner diameter is more than bottom diameter, and inside is provided with supercharging inner tube；Upper sealing plate and two inlets inlet disk are bolted in entrance positioning chamber；One-level cylindricality breeze way is connected with entrance positioning chamber, and lower section is connected with sand distribution tube with one-level taper segregation section, collectively forms flash trapping stage section, sand distribution tube and two grades of oil-water separation sections and is connected, and sand setting shell and two grades of oil-water separation sections are collectively forming sand setting chamber.
Description
Technical field
The present invention relates to a kind of eddy flow for three-phase medium separation being applied in the fields such as oil, chemical industry, environmental protection divide
From device.
Background technology
During cyclone research and development, for adapting to different demand, the application of different occasion, from traditional classical waterpower
Cyclone monomer creates various change, has been expanded to two kinds of immiscible liquid media by being substantially carried out solid-liquid separation
Liquid-liquid separation and gas-liquid separation, airwater mist cooling separation etc..Traditional waterpower hydrocyclone conventional structure is typically
It is made up of tangential inlet, large cone section, small cone section, underflow opening and overfall.Mixed liquor enters vortex chamber from tangential inlet, through two
The individual further fluid medium of cone section is accelerated, and the liquid of eddy flow is separated according to density difference, and lightweight flows out from overfall,
Heavy is discharged from underflow opening.This kind of cyclone is typically only capable to realize the separation of two-phase medium, is not particularly suited for three-phase medium
Separation, and separation efficiency is relatively low.Also have and be applicable to the cyclone that three-phase medium separates, such as taper vortex chamber cyclone, top
Cylinder cone disjunctor axiality cone, the Disjoint Cone of the classification cone at middle part and bottom sequentially connect composition one after being mutually communicated
Entirety, the cylinder cone disjunctor axiality cone of its middle and upper part is connected by adpting flange with the classification cone at middle part, the classification at middle part
Cone is connected by jointing clip with the Disjoint Cone of bottom, is connected to sandspit by jointing clip bottom Disjoint Cone；Bore at cylinder
The sidepiece of disjunctor axiality cone shell portion has stock inlet, and stock inlet is with ore slurry pipeline by pulp-inlet pipe adpting flange even
Connecing, the top of cylinder cone disjunctor axiality shell portion is connected by gland an outer overflow pipe.Although this rotary fluid can realize
Three phase separation, but its process technique is complex, and only form screw fluid by taper vortex chamber, separating effect is poor.
In addition, for realizing multiphase medium separation, it is also possible to realized by several cyclone serial or parallel connections, but this kind equipment body
Long-pending relatively big, inconvenience to be installed, uses underaction, separation efficiency can not reach perfect condition.
Summary of the invention
In order to solve the technical problem being previously mentioned in background technology, the present invention provides a kind of novel removing oil desanding cyclonic separation
Device, this kind segregation apparatus process technique is simple, operating is continuous, flexible and convenient to use, and equipment volume is little, easy for installation, operation
Expense is low, and separation efficiency is high, and can be used for the biphase or separation of three-phase blending agent, and twin-stage cyclonic separation is better.
The technical scheme is that this kind of novel removing oil desanding cyclone separation device, there is sand setting shell, medium always enters
The outlet of mouth, oil phase, sand facies outlet and aqueous phase outlet, it is characterised in that:
Be equipped with the most respectively in described sand setting shell upper sealing plate, two inlets inlet disk, entrance positioning chamber, one-level cylindricality delay
The section of punching, reducing oil extraction siphunculus, one-level taper segregation section, sand distribution tube, secondary screw type inlet slot, two stage column shape breeze way, two grades
Taper segregation section, two grades of reducing pressurizing pipes and lead sand pedestal；
Wherein having wedge shape on reducing oil extraction siphunculus and divide hydraulic fluid port, screens screw thread and centering screw thread, described wedge shape divides the wedging of hydraulic fluid port
Direction determines according to tangential inlet direction, so that this wedging direction is consistent with inward eddy direction, on described reducing oil extraction siphunculus
The end bigger bottom diameter of internal diameter is less, and inside is provided with a supercharging inner tube, and the effect of described screens screw thread is to be connected with upper sealing plate
The location to reducing oil extraction siphunculus is realized with this；Upper sealing plate is entered with screens screw thread by shrouding positioning threads with reducing oil extraction siphunculus
Row is fastenedly connected, and upper sealing plate is fixed in entrance positioning chamber by bolt jointly with two inlets inlet disk simultaneously；
One-level cylindricality breeze way is connected with entrance positioning chamber bolt, and the lower section of one-level cylindricality breeze way separates with one-level taper successively
Section is connected with sand distribution tube, collectively forms flash trapping stage section；Wherein, sand distribution tube has wedge shape sub-sand mouth, carries out sand facies with this and divides
From, the wedging direction of described sub-sand mouth is identical with the direction of rotation for the treatment of fluid contour stealth in vortex chamber；Described sand distribution tube and two grades
Oil-water separation section is connected, and wherein, it is fixed that the spiral inlet slot of the second-order separation is realized by the centering screw thread of reducing oil exit pipe bottom
Position connects, and is collectively disposed at the shaft core position that device is overall；Sealing screw thread in two grades of oil-water separation sections is used to fix leads sand
Pedestal is to ensure the sealing of bottom of device simultaneously；
Described sand setting shell and two grades of oil-water separation sections are collectively forming sand setting chamber.
There is advantages that this kind of segregation apparatus is the cyclone at traditional two-phase medium flash trapping stage
On the basis of the breakthrough improvement made.Comparing tradition cyclone and can only realize the separation of two-phase medium, the novel of this design takes off
Oil desanding cyclone separation device can be separated by two-stage and realize solid-liquid separation and high accuracy Liquid liquid Separation successively.Mix with profit sand
As a example by closing liquid, this New type cyclone is from tangential inlet feed liquor, and mixed liquor large cone section in vortex chamber forms eddy flow state, density
The nearly cavity wall of bigger sand sticker is migrated downwards, enters sand setting intracavity, at the drain conical surface by the clearance hole of design on tailpipe section wall
Effect under, bottom sand export discharge.Meanwhile, the oil mutually of the lightweight in one-level spin chamber is in the center of eddy flow liquid, logical
Cross the liquid outlet on overflow tube wall and enter overflow pipe discharge.After flash trapping stage, remain substantial amounts of water, part oil and few
The sand of amount continues migration downwards, accelerates through helical flow path, enters in two grades of vortex chamber, and heavy phase water, containing a small amount of sand, is transported downwards
Dynamic, to discharge from underflow opening, lightweight oil mutually is gathered in center, upwards migrates and oil phase in one-level eddy flow overflow pipe gathers through overflow pipe
Collection, discharger.Complete the three phase separation of profit sand.This device uses tangential inlet, inlays a set of two-stage and separate in trocar sheath
The structure of the alternate connection of device, the tailpipe section wall of one-level swirl-flow devices is provided with hole, sets the most successively inside vortex chamber
Overflow pipe, helical flow path, overflow pipe upper end is had to be provided with oil outlet etc..And realize sand setting effect by gap between cylinder, oblique through drain
Face is by solid phase ejector.Degreasing process is by one-level swirl-flow devices tailpipe section lower end, and design is furnished with two grades of helical flow path
Swirl-flow devices, realizes high accuracy removing oil by two-stage eddy flow.The novel removing oil desanding three cyclone separation device tool that this patent proposes
Have that process technique is simple, operating continuously, flexible and convenient to use, equipment volume is little, easy for installation, operating cost is low, separation efficiency
Height, and can be used for the biphase or separation of three-phase blending agent, twin-stage cyclonic separation is better, and this New type cyclone structure designs
Rationally, there is preferable separating property and higher separation accuracy, be suitable for the advantage such as three-phase medium separation of various ways.
Accompanying drawing illustrates:
Fig. 1 is novel removing oil desanding three-phase separating device outside drawing of the present invention.
Fig. 2 is the overall sectional view of the present invention.
Fig. 3 is the overall structure figure of the present invention.
Fig. 4 is the structural blast figure of the present invention.
Fig. 5 is the interior reducing oil extraction through-pipe structure diagram of the present invention.
Fig. 6 is the supercharging inner tube schematic diagram within interior reducing oil extraction siphunculus of the present invention.
Fig. 7 is that the entrance of the present invention is connected with reducing oil extraction siphunculus and is located by connecting schematic diagram.
Fig. 8 is the entrance assembled view of the present invention.
Fig. 9 is the one-level solid-liquid separation section entirety assembled view of the present invention.
Figure 10 is the sand distribution tube structural representation of the present invention.
Figure 11 is the sand distribution tube of the present invention and two grades of oil-water separation section connection diagrams.
Figure 12 is reducing oil extraction siphunculus and the second-order separation spiral inlet slot connected mode of the present invention.
Figure 13 is two grades of oil-water separation section entirety assembling schematic diagrams of the present invention.
Figure 14 be the present invention two grades of reducing pressurizing pipes with lead sand pedestal connection diagram.
Figure 15 is that the sand setting shell of the present invention is fixed and connection diagram.
Figure 16 is two grades of oil-water separation section overall structure figures of the present invention.
Figure 17 is the dimension constraint wire frame representation figure of the present invention.
1-medium main entrance in figure, 2-oil phase exports；3-sand facies outlet；4-sand setting chamber；5-aqueous phase exports, 6-upper sealing plate,
7-two inlets inlet disk, 8-entrance positioning chamber, 9-one-level cylindricality breeze way, 10-reducing oil extraction siphunculus, 11-one-level taper separates
Section, 12-sand distribution tube, the spiral inlet slot of 13-the second-order separation, 14-two stage column shape breeze way, bis-grades of taper segregation sections of 15-, 16-
Two grades of reducing pressurizing pipes, 17-leads sand pedestal, 18-sand setting shell, and 19-wedge shape divides hydraulic fluid port, 20-screens screw thread, 21-positioning threads,
22-supercharging inner tube, 23-shrouding positioning threads, 24-tangential variable cross-section entrance, 25-wedge shape sub-sand mouth, 26-seals screw thread.
Detailed description of the invention:
The invention will be further described below in conjunction with the accompanying drawings:
This kind of novel removing oil desanding cyclone separation device, has sand setting shell 18, medium main entrance 1, oil phase outlet 2, sand facies go out
Mouth 3 and aqueous phase outlet 5, it is unique in that:
Upper sealing plate 6, two inlets inlet disk 7, entrance positioning chamber 8, one-level it is equipped with the most respectively in described sand setting shell 18
Cylindricality breeze way 9, reducing oil extraction siphunculus 10, one-level taper segregation section 11, sand distribution tube 12, secondary screw type inlet slot 13, two grades
Cylindricality breeze way 15, two grades of reducing pressurizing pipes 16 of 14, two grades of taper segregation sections and lead sand pedestal 17；
Wherein having wedge shape on reducing oil extraction siphunculus 10 and divide hydraulic fluid port 19, screens screw thread 20 and centering screw thread 21, described wedge shape divides oil
The wedging direction of mouth determines according to tangential inlet direction, so that this wedging direction is consistent with inward eddy direction, described reducing is arranged
Oil the bigger bottom diameter of siphunculus upper-end inner diameter less, inside is provided with a supercharging inner tube 22, the effect of described screens screw thread be with
Upper sealing plate 6 connects and realizes the location to reducing oil extraction siphunculus 10 with this；Upper sealing plate 6 is positioned by shrouding with reducing oil extraction siphunculus 10
Screw thread is fastenedly connected with screens screw thread 20, and upper sealing plate 6 is fixed on entrance with two inlets inlet disk 7 jointly by bolt simultaneously
In positioning chamber 8；
One-level cylindricality breeze way 9 is connected with entrance positioning chamber 8 bolt, the lower section of one-level cylindricality breeze way 9 successively with one-level taper
Segregation section 11 is connected with sand distribution tube 12, collectively forms flash trapping stage section；Wherein, sand distribution tube 12 has wedge shape sub-sand mouth 25, with
This carries out sand facies separation, and the wedging direction of described sub-sand mouth is identical with the direction of rotation for the treatment of fluid contour stealth in vortex chamber；Described
Sand distribution tube and two grades of oil-water separation sections are connected, and wherein, the spiral inlet slot of the second-order separation 13 is by reducing oil exit pipe 10 bottom
Centering screw thread realize being located by connecting, and be collectively disposed at the shaft core position that device is overall；Sealing spiral shell in two grades of oil-water separation sections
Stricture of vagina 26 is used to fix leads sand pedestal 17 to ensure the sealing of bottom of device simultaneously；Described sand setting shell 18 divides with two grades of profits
It is collectively forming sand setting chamber 4 from section.
This device profile and internal structure design schematic diagram are as it is shown in figure 1, Fig. 2 is its entirety sectional view.This device is overall
It is to be made up of the part such as sand setting shell, primary oil, water, sand separation section, two grades of oil-water separation sections, sand setting chambeies.Fig. 3 is a kind of novel
Removing oil desanding three-phase cyclone segregation apparatus overall structure figure, pending come liquid entered inside segregation apparatus by medium main entrance 1, oil
Being exported 2 dischargers by oil phase after two-stage separates, sand facies are separated laggard such as sand setting chamber 4, by arranging after short time sedimentation
Sand mouth 3 discharger.Aqueous phase is exported 5 dischargers by aqueous phase after two-stage separates.
Fig. 4 is a kind of novel removing oil desanding three-phase cyclone segregation apparatus structural blast figure, the most respectively by upper in figure
Shrouding 6, two inlets inlet disk 7, entrance positioning chamber 8, one-level cylindricality breeze way 9, reducing oil extraction siphunculus 10, one-level taper segregation section
11, sand distribution tube 12, secondary screw type inlet slot 13, two stage column shape breeze way 15, two grades of reducing pressurizings of 14, two grades of taper segregation sections
Pipe 16, lead the parts such as sand pedestal 17, sand setting shell 18 composition.Wherein reducing oil extraction siphunculus 10 primary structure form as it is shown in figure 5,
Outside is mainly divided hydraulic fluid port 19, screens screw thread 20 and centering screw thread 21 etc. to form by wedge shape, and wedge shape divides hydraulic fluid port direction, mainly basis
Tangential inlet direction is designed, and according to cyclonic separation interior flow field exceptionally eddy flow and inward eddy principle, wedge shape is divided the wedge of hydraulic fluid port 19
Enter direction and make consistent with inward eddy direction, so that oil phase is when the nearly wall of reducing oil extraction siphunculus 10 rotates, it is easier to
Divided hydraulic fluid port collection entrance pipe interior thus discharger realization separation by wedge shape.This bigger bottom diameter of pipe upper-end inner diameter is less, tool
As shown in Figure 6, i.e. inside is provided with a supercharging inner tube 22 to bodily form formula.Ensure in two grades of oil water separation processes from low side overflow with this
Oil phase is easier to drain into upper end through this siphunculus and converges thus discharger with one-level oil phase.Screens screw thread is mainly used to upper simultaneously
Shrouding 6 connects and positions reducing oil extraction siphunculus 10 with this.Fig. 7 show reducing oil extraction siphunculus 10 and enters with upper sealing plate 6 two inlets
Mouth 7 concrete connected modes.Upper sealing plate 6 carries out fastening even with reducing oil extraction siphunculus 10 by shrouding positioning threads and screens screw thread 20
Connecing, upper sealing plate 6 is fixed in entrance positioning chamber 8 by bolt jointly with two inlets inlet disk 7 simultaneously, form such as Fig. 8 after assembling
Shown in.Fig. 9 is one-level solid-liquid-liquid segregation section entirety assembling situation, one-level cylindricality breeze way 9 and entrance positioning chamber 8 bolt in figure
Connect, simultaneously below be connected with sand distribution tube 12 with one-level taper segregation section 11 successively and collectively form flash trapping stage section.Wherein divide
Sandpipe 12 uses wedge shape sub-sand mouth 25 to carry out sand facies separation, as shown in Figure 10.Sub-sand mouth wedging direction and treatment fluid in vortex chamber
Contour stealth direction of rotation is identical, it is simple to the solid phase particles of swirling motion discharges sand distribution tube along wedge shape sub-sand mouth outside, and it is heavy to enter into
Sand intracavity.Sand distribution tube and two grades of concrete types of attachment of oil-water separation section as shown in figure 11, the wherein spiral inlet slot of the second-order separation
13 realize being located by connecting by the centering screw thread of reducing oil exit pipe 10 bottom, and jointly as the shaft core position that device is overall.Tool
Body type of attachment is as shown in figure 12.Two grades of oil-water separation section integral installation figures as shown in figure 13, seal screw thread 26 and mainly use in figure
Fix and lead sand pedestal 17 and ensure the sealing of bottom of device simultaneously.It is that screw thread shown in Figure 14 connects with leading sand pedestal connected mode
Connect.This device sand setting shell 18 and two grades of oil-water separation sections are collectively forming sand setting chamber, and it specifically connects and fixed form such as Figure 15
Shown in.The sand setting chamber 4 constituted and two grades of oil-water separation section overall structures are as shown in figure 16.
The operation principle of this device: this New type cyclone is that mixed liquor is in one-level solid-liquid separation section from tangential inlet feed liquor
Interior formation eddy flow state, sand sticker nearly cavity wall under the effect of contour stealth that density is bigger migrates downwards, its direction of rotation with carry out liquid
When entering device, direction is consistent, and when migrating to one-level solid-liquid separation bottom sand distribution tube 12, sand facies are at the work of wedge shape sub-sand mouth 25
Enter in old sand chamber 4 with lower disengaging sand distribution tube 12, discharger after the short time settles.Meanwhile, lightweight oil phase is at inward eddy
Migrating along reducing oil extraction siphunculus 10 to device tip displacement to the axle center of device under effect, its direction of rotation and entrance carry out liquid and rotate
In opposite direction, when lightweight oil phase rises to upper sealing plate 6 lower end, under wedge shape divides the effect of hydraulic fluid port 19, enter into reducing oil extraction lead to
Inside pipe, after exported discharger by oil phase.In the process, major part aqueous phase is taken a small amount of oil phase and is spirally entered along the second-order separation
Mouth groove 13 enters two grades of oil-water separation sections, and same lightweight is entered in pipe by reducing oil extraction siphunculus 10 bottom, in the effect of pressure
Under upwards migration thus by oil phase outlet discharge.Realize desanding and high accuracy oil extraction in same device and complete separated in synchronization.
Overall appearance structure of the present invention and key position key dimension mark are illustrated in fig. 17 shown below.When flash trapping stage device
When the ratio of overfall lifting rate and underflow opening lifting rate is F, its full diameterFull diameter with secondary separation deviceMeet such as
Lower relational expression:
Major segments diameter dimension in secondary separation device meets following relational expression simultaneously;
Overflow pipe structure size meets:
Fuel-displaced aperture, flash trapping stage chamberWith numberMeet relational expression:
In figureFor leading sand hole diameter, its value size is relevant with desire treatment fluid sand content and the maximum particle diameter in sand.Need to be for difference
Treatment conditions reasonable adjustingSize.
This kind of device processes that technique is simple, can realize being continuously separated；Use two-stage cyclonic separation, separating property and separation effect
The best；Additionally, equipment volume is little, easy for installation, operating cost is low.Both can be applicable to petroleum chemical industry, can be used for again metallurgy,
Other fields such as water process, have considerable popularizing application prospect and development trend.
Claims (1)
1. a novel removing oil desanding cyclone separation device, has sand setting shell, medium main entrance, oil phase outlet, sand facies outlet
And aqueous phase outlet, it is characterised in that:
Be equipped with the most respectively in described sand setting shell upper sealing plate, two inlets inlet disk, entrance positioning chamber, one-level cylindricality delay
The section of punching, reducing oil extraction siphunculus, one-level taper segregation section, sand distribution tube, secondary screw type inlet slot, two stage column shape breeze way, two grades
Taper segregation section, two grades of reducing pressurizing pipes and lead sand pedestal；
Wherein having wedge shape on reducing oil extraction siphunculus and divide hydraulic fluid port, screens screw thread and centering screw thread, described wedge shape divides the wedging of hydraulic fluid port
Direction determines according to tangential inlet direction, so that this wedging direction is consistent with inward eddy direction, on described reducing oil extraction siphunculus
The end bigger bottom diameter of internal diameter is less, and inside is provided with a supercharging inner tube, and the effect of described screens screw thread is to be connected with upper sealing plate
The location to reducing oil extraction siphunculus is realized with this；Upper sealing plate is entered with screens screw thread by shrouding positioning threads with reducing oil extraction siphunculus
Row is fastenedly connected, and upper sealing plate is fixed in entrance positioning chamber by bolt jointly with two inlets inlet disk simultaneously；
One-level cylindricality breeze way is connected with entrance positioning chamber bolt, and the lower section of one-level cylindricality breeze way separates with one-level taper successively
Section is connected with sand distribution tube, collectively forms flash trapping stage section；Wherein, sand distribution tube has wedge shape sub-sand mouth, carries out sand facies with this and divides
From, the wedging direction of described sub-sand mouth is identical with the direction of rotation for the treatment of fluid contour stealth in vortex chamber；Described sand distribution tube and two grades
Oil-water separation section is connected, and wherein, it is fixed that the spiral inlet slot of the second-order separation is realized by the centering screw thread of reducing oil exit pipe bottom
Position connects, and is collectively disposed at the shaft core position that device is overall；Sealing screw thread in two grades of oil-water separation sections is used to fix leads sand
Pedestal is to ensure the sealing of bottom of device simultaneously；
Described sand setting shell and two grades of oil-water separation sections are collectively forming sand setting chamber.
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| CN201610494309.XA CN106076671B (en) | 2016-06-29 | 2016-06-29 | A kind of de-oiling desanding cyclone separation device |
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| CN201610494309.XA CN106076671B (en) | 2016-06-29 | 2016-06-29 | A kind of de-oiling desanding cyclone separation device |
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| CN106076671A true CN106076671A (en) | 2016-11-09 |
| CN106076671B CN106076671B (en) | 2018-05-22 |
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| CN106583068A (en) * | 2016-12-08 | 2017-04-26 | 东北石油大学 | Downhole degassing and oil removing cyclone separation device |
| CN106925443A (en) * | 2017-03-20 | 2017-07-07 | 四川大学 | Double helix water and sand separating device |
| CN106944268A (en) * | 2017-03-21 | 2017-07-14 | 东北石油大学 | A kind of overflow pipe automatic diameter changing formula cyclone separation device |
| CN106964502A (en) * | 2017-03-26 | 2017-07-21 | 东北石油大学 | A kind of three-phase cyclone separator with helical structure |
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| CN112827674A (en) * | 2020-12-30 | 2021-05-25 | 东北石油大学 | Reciprocating intermittent type formula cyclone separation device |
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