CN203700285U - High-frequency electric coalescing oil-gas-water three-phase flow separator - Google Patents
High-frequency electric coalescing oil-gas-water three-phase flow separator Download PDFInfo
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- CN203700285U CN203700285U CN201320895545.4U CN201320895545U CN203700285U CN 203700285 U CN203700285 U CN 203700285U CN 201320895545 U CN201320895545 U CN 201320895545U CN 203700285 U CN203700285 U CN 203700285U
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Abstract
The utility model provides a high-frequency electric coalescing oil-gas-water three-phase flow separator. The high-frequency electric coalescing oil-gas-water three-phase flow separator is composed of a horizontal type tank body 1 and a high-frequency rectangular wave crude oil dehydration power supply 10; the horizontal tank body 1 is divided into a primary separation chamber 25, an advection settling chamber 26, an electric dehydration chamber 27 and an oil water storage chamber 28; sand removing devices 19, 20 and 21 are arranged at the bottom of the separator, a sewage discharging hole 17 and a water outlet 16 are formed in the bottom of the electric dehydration chamber, and an oil outlet 15 and a water outlet 29 are respectively formed in the bottom of the oil-water storage chamber. The high-frequency electric coalescing oil-gas-water three-phase flow separator has the advantages that the 'reverse electric field' phenomenon caused during operation of the conventional electric dehydrator is avoided, the defect that effect of the conventional oil-gas-water three-phase flow separator can not meet the standard is overcome and the problem that high-water-content crude oil, ageing oil and crude oil with high content of polymer and demulsifier are difficult to dehydrate is solved.
Description
Technical field
The utility model belongs to oil gathering transferring technology field, is particularly useful for high water-content crude oil, ageing oil and the processed containing high polymers and emulsion splitter crude oil.
Background technology
At present, along with the continuous exploitation in oil field, part oil field enters " tertiary phase ", and the water ratio of oil field mining liquid constantly raises, and uses conventional separator to carry out oil gas water three phase separation, cannot meet subsequent production and outer defeated standard.When tertiary oil recovery, contain number of polymers, tensio-active agent in Produced Liquid, the interfacial film thickness of water-oil emulsion increases, and stability, electroconductibility strengthen, and easily make to produce short circuit between conventional electrical dehydrator battery lead plate, and conventional electrical dehydrator is difficult to normal operation.The separate mode of simultaneously traditional injection chemical agent makes groundwater resource seriously polluted, is unfavorable for the exploitation of environment.
Utility model content
In order to solve high water-content crude oil, ageing oil and the difficult problem of dehydration containing high polymers and emulsion splitter crude oil, the purpose of this utility model is to provide a kind of high-frequency electrical coagulation type oil-gas-water three-phase flow separator.This separator can carry out rotational flow settlement separation, collision coalescence separates with electricity is de-and separates, and belongs to a kind of " three-in-one " formula three-phase flow separator, can effectively solve high water-content crude oil, the dehydration problem of ageing oil.Can also prevent from using the pollution of a large amount of chemical agents to environment simultaneously.
The utility model is to realize by following technical measures:
Separator comprises horizontal tank body 1 and high frequency square wave dehydration power supply 10.Horizontal tank body 1 interior separation becomes primary separation chamber 25, advection settling pocket 26, electro-dewatering chamber 27, profit locker room 28.High frequency square wave dehydration power supply 10 comprises high-power high-frequency square-wave generator and broadband step-up transformer.The left side of horizontal tank body has population 24, top is provided with population 6 and water-oil interface variable valve 30, two ends are elliposoidal end socket, end socket place, right side is provided with float liquid level variable valve 13, bottom is provided with sand-removal device 19, sand-removal device 20, sand-removal device 21 and base 22, tank body side is provided with high voltage lead mouth, and step-up transformer is placed in tank body side.
In primary separation chamber 25, be provided with separator cartridge 3, separator cartridge 3 comprises inlet tube 2, whirl cylinder 3-1 and drain pipe 23.Inlet tube 2 is tangent with whirl cylinder 3-1, and fluid enters formation eddy flow from the tangential direction of whirl cylinder 3-1; Because the density of oil gas water is different, centrifugal force difference, makes Sweet natural gas enter gas phase channel 4, and oil-water mixture enters horizontal tank body 1 along whirl cylinder 3-1 through drain pipe 23.The bottom of separator cartridge 3 is drain pipe 23, the closed at both ends of drain pipe 23, and side has outlet big in the end and small in the middle, can ensure fluid well-distributing and flow in tank body 1, has reduced to flow to the agitaion bringing.The bottom of primary separation chamber 25 is provided with sand-removal device 21; Sand-removal device comprises sand outlet 21-1 and sand surfing mouth 21-2.To the water that passes into certain pressure in sand surfing mouth 21-2, can rinse the sand dirt of tank base, the sand dirt rinsing out flows out from sand outlet 21-1.
Advection settling pocket 26 inside are provided with twice stainless steel wave card 5, stainless steel wave card 7, when fluid flows through stainless steel wave card 5, stainless steel wave card 7, produce twice rectification, and fluidised form is even, flow velocity slows down.Waved plate can force profit to move along ripple direction, and the bulk flow of profit is to reaching unanimity like this, and laminar flow regime is more obvious.In addition, when fluid flows through waved plate, owing to flowing along ripple, increased the route of profit migration, extended the time of oily water separation, particle water has more been had an opportunity coalescent at waved plate surface collision; Will realize gravity settling when droplet is coalescent during to larger particle, so just reduce the water ratio of the crude oil that enters electro-dewatering chamber 27, thereby reduced the electroconductibility of electric field Crude Oil, also improve the stability of electric field simultaneously.The bottom of advection settling pocket 26 is provided with sand-removal device 20, and its structure, function are identical with described sand-removal device 21.
27 inside, electro-dewatering chamber are provided with triple electrode plate 9, and middle layer battery lead plate is received on a HV Terminal, receive on another HV Terminal in addition after two-layer battery lead plate parallel connection again, and broadband step-up transformer high tension coil centre tap is connected with tank body; Distance between upper electrode plate and middle layer battery lead plate is less than the distance between middle layer battery lead plate and lower electrode plate, between upper electrode plate and middle layer battery lead plate, form like this highfield, between middle layer and lower electrode plate, form a weak electric field, between lower electrode plate and water-oil interface, form again a faint electric field.Utilize mounting means and the mode of connection of kind electrode plate, tank interior has formed three electric fields that power differs, and in the de-process of electricity, high water-content crude oil first carries out pre-treatment in weak electric field, and then floating enters highfield and carries out voltolisation knot.In order to ensure production safety, in horizontal tank body 1, be provided with low liquid level switch 36, when liquid level is on the low side, when occurring that emulsion can not flood battery lead plate completely, this switch disconnects, dehydration power supply quits work.
The left side of electro-dewatering chamber 27 is provided with the trapezoidal draining plate 8 of perforate, and the distance between the bottom of draining plate 8 and the lower electrode plate of triple electrode plate 9 is 200mm.Fluid is walked around draining plate 8 and is entered electric field, and fluid there will be a velocity component vertically upward after walking around draining plate 8, and fluid will pass through triple electrode plate 9 from bottom to top successively like this, has effectively improved the effect of electro-dewatering.And due to the effect of draining plate 8, the residence time of fluid in electric field is also elongated, the time of electro-dewatering is elongated.
Profit locker room 28 is spliced by weir plate 11, weir plate 12, and weir plate 11, weir plate 12 separate profit locker room 28 with the tank body in left side, have oil-in 37 in the vertical paper of a weir plate 12-2 side inwards; After separating, the water of lower floor enters hydroecium from the bottom of the cylindrical shell 14-1 of water-oil interface instrument.What water-oil interface instrument 14 utilized is law of connected vessels, can control by variable valve 30 the water-oil interface height of instruction tank body 1 inside.The crude oil on upper strata enters grease chamber by the oil-in 37 at weir plate 12-2 place, and this structure design can effectively separate oil and water; Float liquid level variable valve 13 can be controlled the liquid measure of profit locker room 28 internal reservoir, makes water-oil interface remain on the height of setting; The top of profit locker room 28 has gaseous phase outlet 31, ensures that remaining gas phase discharges tank body 1 in time.
The beneficial effects of the utility model are, high water-content crude oil, ageing oil be can effectively process and high polymers and emulsion splitter crude oil contained, overcome " electric field " phenomenon that conventional electrical dehydrator is prone to, also solved the treatment effect problem not up to standard existing in conventional gas and oil water three-phase flow separator simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the scheme of installation of step-up transformer;
Fig. 3 is the structural representation of primary separation cylinder outlet pipe in the utility model;
Fig. 4 is the structural representation of profit locker room weir plate device in the utility model;
Fig. 5 is the structural representation of profit locker room weir plate storage 12-1.
In figure: 1 is horizontal tank body, 2 is oil gas water inlet tube, 3 is separator cartridge, 3-1 is whirl cylinder, 4 is gas phase channel, 5 is waved plate, 6 is manhole, 7 is waved plate, 8 is draining plate, 9 is triple electrode plate, 10 is high frequency square wave dehydration power supply, 11, 12 is weir plate, 13 is float liquid level variable valve, 14 is water-oil interface instrument, 14-1 is the cylindrical shell of water-oil interface instrument, 15 is oil outlet, 16 is water outlet, 17 is sewage draining exit, 18 is water liquidometer mouth on the spot, 19, 20, 21 is sand-removal device, 22 is body base of tank, 23 is separator cartridge drain pipe, 24 is manhole, 25 is primary separation chamber, 26 is advection settling pocket, 27 is electro-dewatering chamber, 28 is profit locker room, 29 is water outlet, 30 is water-oil interface variable valve, 31 is gaseous phase outlet, 32 is power supply base, 33 is the adjusting mouthful of grease chamber's float liquid level, 34 hydroecium float liquid levels regulate mouth, 35 is oil phase liquidometer mouth on the spot, 36 is low liquid level switch, 37 is grease chamber's oil-in.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The utility model is high-frequency electrical coagulation type oil-gas-water three-phase flow separator, and separator tank body part material used should meet relevant national standard, the killed steel that the pressure parts in separator adopts electric furnace or oxygen coverter to smelt with steel.After the processing out of equipment tank body, strictly control its as-heat-treated condition and make it meet relevant criterion and carry out nondestructive testing.The inside and outside wall of equipment will carry out rotproofing, and tank body adopts RLHY-12/150 type insulating mold coating.
As shown in Figures 1 to 5, high-frequency electrical coagulation type oil-gas-water three-phase flow separator of the present utility model, comprises horizontal tank body 1 and high frequency square wave crude oil dehydration electric power 10.
Horizontal tank body 1 interior separation becomes primary separation chamber 25, advection settling pocket 26, electro-dewatering chamber 27, profit locker room 28; The left side of horizontal tank body 1 has population 24, top is provided with population 6 and water-oil interface variable valve 30, two ends are elliposoidal end socket, end socket place, right side is provided with float liquid level variable valve 13, bottom is provided with sand-removal device 19, sand-removal device 20, sand-removal device 21 and base 22, tank body side is provided with high voltage lead mouth, and step-up transformer is placed in tank body side.
High frequency square wave crude oil dehydration electric power 10 used comprises high-power high-frequency square-wave generator and broadband step-up transformer; The input voltage of this power supply is single-phase 220V or three-phase 380V alternating-current, output voltage is single-phase rectangular-wave alternating-current 1000～20000V and adjustable continuously, and output frequency is that 200～20000Hz is adjustable continuously, and peak power output is 20kW, efficiency is greater than 90%, and waveform duty cycle is adjustable.This kind of high frequency square wave crude oil dehydration electric power can overcome " electric field " phenomenon in legacy equipment working process effectively.
In the tank body 1 of separator, be provided with twice stainless steel wave card 5 and stainless steel wave card 7, horizontal tank body 1 is divided into primary separation chamber 25, advection settling pocket 26, electro-dewatering chamber 27, profit locker room 28.In primary separation chamber 25, be provided with separator cartridge 3, bottom is provided with sand-removal device 21; The top of advection settling pocket is provided with manhole 6, bottom is provided with sand-removal device 20, and the left and right sides is provided with waved plate 5, waved plate 7; The inside of electro-dewatering chamber 27 is provided with triple electrode plate 9, and left side is provided with draining plate 8, and bottom is provided with sand-removal device 19, sewage draining exit 17, water port 16; Profit locker room 28 is spliced by weir plate 11, weir plate 12, and its inside is provided with water-oil interface instrument 14, and cylindrical shell 14-1 is connected with electro-dewatering chamber 27; Profit locker room 28 is separated into grease chamber and hydroecium, and the bottom of grease chamber has oil outlet 15, and the bottom of hydroecium has water outlet 29; Oil outlet 15 and water outlet 29 all adopt float liquid level regulating valve control device 13 to control its flow velocity.In the high-frequency electrical coagulation type oil-gas-water three-phase flow separator that the utility model provides, require to be provided with water-oil interface automatic-adjusting device.
In primary separation chamber 25, be provided with separator cartridge 3, comprise inlet tube 2, whirl cylinder 3-1 and drain pipe 23; Oil-gas-water three-phase flow flows to from inlet tube 2, and inlet tube 2 is tangent with whirl cylinder 3-1, and fluid, from the tangential inflow of cylindrical shell, forms eddy flow, and produces a centrifugation, makes gas phase separation out and enters gas phase channel 4; The bottom of separator cartridge 3 is drain pipe 23, its closed at both ends, and side has outlet; The bottom of primary separation chamber 25 is provided with sand-removal device 21; Sand-removal device comprises sand outlet 21-1 and sand surfing mouth 21-2.
Advection settling pocket 26 inside are provided with twice stainless steel wave card 5 and stainless steel wave card 7, and fluid produces twice rectification while flowing through stainless steel wave card 5 and stainless steel wave card 7, and makes fluid flow direction consistent; The bottom of advection settling pocket 26 is provided with sand-removal device 20, and its structure, function are identical with described sand-removal device 21.
27 inside, electro-dewatering chamber are provided with triple electrode plate 9, and middle layer battery lead plate is received on a HV Terminal, receive on another HV Terminal in addition after two-layer battery lead plate parallel connection again; Broadband step-up transformer high tension coil centre tap is connected with tank body; The distance of upper electrode plate and middle layer battery lead plate is less than the distance between lower electrode plate and middle layer battery lead plate; Two HV Terminals that are connected with battery lead plate are introduced from the side of tank body; It is the square-wave voltage of 200～20000Hz that high frequency square wave crude oil dehydration electric power provides frequency, after boosting, receives by step-up transformer on battery lead plate, the voltage of this waveform can overcome normal " electric field " phenomenon occurring in high water-content crude oil electro-dewatering process effectively, stablize dehydration, improve dehydrating effect.Low liquid level switch 36 is installed on the position of top layer battery lead plate top 200mm; The bottom of electro-dewatering chamber 27 is provided with sewage draining exit 17, water outlet 16 and sand-removal device 19, and structure, the function of sand-removal device 19 are identical with above-mentioned sand-removal device 21.
The left side of electro-dewatering chamber 27 is provided with the trapezoidal draining plate 8 of perforate, distance between the bottom of draining plate and lower electrode plate is 200mm, fluid is walked around draining plate and is entered electric field, like this residence time of fluid in electric field elongated, increased electro-dewatering time, improved electro-dewatering effect.
Profit locker room 28 is spliced by weir plate 11, weir plate 12, weir plate 11, weir plate 12 separate profit storage and the tank body in left side profit locker room is divided into two portions, vertical paper segment space is inwards grease chamber, the vertical outside segment space of paper is hydroecium, has oil-in 37 in the vertical paper of a weir plate 12-2 side inwards; Water-oil interface instrument 14 is also installed in profit locker room, comprises urceolus, interior movable cylindrical shell 14-1 and float controller valve 30; The water of deviating from enters hydroecium by the inner core 14-1 of water-oil interface instrument, crude oil after treatment is by top weir plate 12-1, enter grease chamber from oil-in 37, have oil outlet 15 in the bottom of grease chamber, have water outlet 29 in the bottom of hydroecium, the liquid level of profit locker room, flow are controlled by float liquid level variable valve 13 all; Profit locker room, 28 tops have gaseous phase outlet 31.
When work, oil-gas-water three-phase flow flows to from inlet tube 2, and because inlet tube 2 is tangent with whirl cylinder 3-1, fluid tangentially enters formation eddy flow from whirl cylinder, and flows downward under the effect of gravity and pressure.Fluid has carried out a centrifugation in separator cartridge 3 like this, makes liquid, gas phase separation, and gas phase enters gas phase channel 4, and liquid phase enters horizontal tank body 1 along whirl cylinder 3-1 through drain pipe 23.The bottom of separator cartridge 3 is drain pipe 23, the closed at both ends of this pipe, and side has outlet, ensures that fluid carries out fully centrifugation in separator cartridge; This structure ensures that fluid flows in the horizontal direction in the time entering horizontal tank body 1, reduces and flows to the agitaion bringing.Wet oil flows to the right, and after passing through successively waved plate 5 and waved plate 7, its flow velocity slows down and further homogenizing, and the flow trace of wet oil is identical with the bellows-shaped of waved plate, forms again a centrifugation.In addition, when wet oil flows through waved plate, be dispersed, also help and carry out collision coalescence separation, reduced like this water ratio of the crude oil that enters electro-dewatering chamber 27, be conducive to improve the stability of electric field.
Wet oil there will be a component velocity vertically upward after flowing through waved plate 7 and walking around draining plate 8, and wet oil will pass through triple electrode plate 9 from bottom to top successively like this, and the residence time in electric field is also elongated, and the time of electro-dewatering is elongated.Triple electrode plate 9 in electro-dewatering chamber, its middle layer battery lead plate is received a HV Terminal of transformer, receives in addition on another HV Terminal of transformer after two-layer battery lead plate parallel connection, and broadband step-up transformer high tension coil centre tap is connected with tank body; Distance between upper electrode plate and middle layer battery lead plate is less than the distance between lower electrode plate and middle layer battery lead plate, between upper electrode plate and middle layer battery lead plate, form like this highfield, between middle layer and lower electrode plate, form a weak electric field, between lower electrode plate and water-oil interface, form again a faint electric field.In the time that walking around draining plate 8, wet oil is first subject to lower floor compared with the effect of weak electric field, along with the reduction of crude oil water content, crude oil floating enters in the highfield on upper strata, and in whole process, wet oil can be subject to the effect of the electric field that three powers differ successively, effectively improves voltolisation knot effect.
In order to ensure the safe operation of equipment, in electro-dewatering chamber 27, be provided with low liquid level switch 36, in the time that the liquid of tank interior can not flood battery lead plate 9 completely, low liquid level switch disconnects, thereby turn-offs high frequency square wave crude oil dehydration electric power.In addition, this equipment, in operational process, can be selected according to different oil products the dehydration parameters such as optimum frequency, voltage, dutycycle, thereby ensure good dehydrating effect.
Wet oil is after separating treatment, and the water of lower floor enters the hydroecium profit locker room 28 from the bottom of the cylindrical shell 14-1 of installation water-oil interface instrument.What water-oil interface instrument 14 utilized is law of connected vessels, can control by variable valve 30 the water-oil interface height of tank body 1 inside.The top of weir plate 12 has a crude oil oil-in 37, and the crude oil after dehydration enters 28Zhong grease chamber of profit locker room by this mouth, and final oil after treatment is discharged from oil outlet 15, and the water of separating is discharged from water outlet 29.And can be by passing into the water of certain pressure in the sand surfing mouth 19-2 to sand-removal device, 20-2,21-2, for rinsing the sand dirt of tank base in operational process.
High-frequency electrical coagulation type oil-gas-water three-phase flow separator of the present utility model can effectively be processed high water-content crude oil, ageing oil and contain high polymers and emulsion splitter crude oil, overcome " electric field " phenomenon that conventional electrical dehydrator is prone to, also solved the treatment effect problem not up to standard existing in conventional gas and oil water three-phase flow separator simultaneously.
Claims (6)
1. a high-frequency electrical coagulation type oil-gas-water three-phase flow separator, is characterized in that: comprise horizontal tank body (1) and high frequency square wave crude oil dehydration electric power (10);
Described horizontal tank body (1) interior separation becomes primary separation chamber (25), advection settling pocket (26), electro-dewatering chamber (27), profit locker room (28);
Described high frequency square wave crude oil dehydration electric power (10) comprises high-power high-frequency square-wave generator and broadband step-up transformer;
The left side of described horizontal tank body has population (24), top is provided with population (6) and water-oil interface variable valve (30), two ends are elliposoidal end socket, end socket place, right side is provided with float liquid level variable valve (13), bottom is provided with sand-removal device (19), sand-removal device (20), sand-removal device (21) and base (22), tank body side is provided with high voltage lead mouth, and step-up transformer is placed in tank body side.
2. high-frequency electrical coagulation type oil-gas-water three-phase flow separator according to claim 1, it is characterized in that: in primary separation chamber (25), be provided with separator cartridge (3), comprise inlet tube (2), whirl cylinder (3-1) and drain pipe (23); Oil-gas-water three-phase flow flows to from inlet tube (2), inlet tube (2) is tangent with whirl cylinder (3-1), and fluid, from the tangential inflow of cylindrical shell, forms eddy flow, and produce a centrifugation, make gas phase separation out and enter gas phase channel (4); The bottom of separator cartridge (3) is drain pipe (23), its closed at both ends, and side has outlet; The bottom of primary separation chamber (25) is provided with sand-removal device (21); Sand-removal device comprises sand outlet (21-1) and sand surfing mouth (21-2).
3. high-frequency electrical coagulation type oil-gas-water three-phase flow separator according to claim 1, it is characterized in that: advection settling pocket (26) inside is provided with twice stainless steel wave card (5) and stainless steel wave card (7), fluid produces twice rectification while flowing through stainless steel wave card (5) and stainless steel wave card (7), and makes fluid flow direction consistent; The bottom of advection settling pocket (26) is provided with sand-removal device (20), and its structure, function are identical with described sand-removal device (21).
4. high-frequency electrical coagulation type oil-gas-water three-phase flow separator according to claim 1, it is characterized in that: inside, electro-dewatering chamber (27) is provided with triple electrode plate (9), middle layer battery lead plate is received on a HV Terminal, receives on another HV Terminal in addition after two-layer battery lead plate parallel connection again; Broadband step-up transformer high tension coil centre tap is connected with tank body; The distance of upper electrode plate and middle layer battery lead plate is less than the distance between lower electrode plate and middle layer battery lead plate; Two HV Terminals that are connected with battery lead plate are introduced from the side of tank body; It is the square-wave voltage of 200～20000Hz that high frequency square wave crude oil dehydration electric power provides frequency, receives on battery lead plate after step-up transformer boosts; Low liquid level switch (36) is installed on the position of top layer battery lead plate top 200mm; The bottom of electro-dewatering chamber (27) is provided with sewage draining exit (17), water outlet (16) and sand-removal device (19), and structure, the function of sand-removal device (19) are identical with described sand-removal device (21).
5. high-frequency electrical coagulation type oil-gas-water three-phase flow separator according to claim 1, it is characterized in that: the left side of electro-dewatering chamber (27) is provided with the trapezoidal draining plate (8) of perforate, distance between the bottom of draining plate and lower electrode plate is 200mm, and fluid is walked around draining plate and entered electric field.
6. high-frequency electrical coagulation type oil-gas-water three-phase flow separator according to claim 1, it is characterized in that: profit locker room (28) are spliced by weir plate (11), weir plate (12), weir plate (11), weir plate (12) separate profit locker room and profit locker room are divided into two portions with the tank body in left side, vertical paper segment space is inwards grease chamber, the vertical outside segment space of paper is hydroecium, has oil-in (37) in the vertical paper of weir plate (12-2) side inwards; Water-oil interface instrument (14) is also installed in profit locker room, comprises urceolus, interior movable cylindrical shell (14-1) and float controller valve (30); The water of deviating from enters hydroecium by the inner core (14-1) of water-oil interface instrument; Crude oil after treatment, by top weir plate (12-1), enters grease chamber from oil-in (37); Have fuel-displaced 15 and water outlet 29 in the bottom of grease chamber and hydroecium, the liquid level of profit locker room, flow are controlled by float liquid level variable valve (13) all; Top, profit locker room (28) has gaseous phase outlet (31).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320895545.4U CN203700285U (en) | 2013-12-26 | 2013-12-26 | High-frequency electric coalescing oil-gas-water three-phase flow separator |
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| CN201320895545.4U CN203700285U (en) | 2013-12-26 | 2013-12-26 | High-frequency electric coalescing oil-gas-water three-phase flow separator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695029A (en) * | 2013-12-26 | 2014-04-02 | 中国石油大学(华东) | High-frequency electric collective oil-gas-water three-phase flow separator |
| CN106032473A (en) * | 2015-03-21 | 2016-10-19 | 李庆银 | High-frequency electric coalescence type high-efficiency oil-gas-water three-phase separator |
-
2013
- 2013-12-26 CN CN201320895545.4U patent/CN203700285U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695029A (en) * | 2013-12-26 | 2014-04-02 | 中国石油大学(华东) | High-frequency electric collective oil-gas-water three-phase flow separator |
| CN103695029B (en) * | 2013-12-26 | 2016-08-17 | 中国石油大学(华东) | High-frequency electric collective oil-gas-water three-phase flow separator |
| CN106032473A (en) * | 2015-03-21 | 2016-10-19 | 李庆银 | High-frequency electric coalescence type high-efficiency oil-gas-water three-phase separator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20171226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |