CN204457700U - Oil well dosing self-con-tained unit - Google Patents
Oil well dosing self-con-tained unit Download PDFInfo
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- CN204457700U CN204457700U CN201520115368.2U CN201520115368U CN204457700U CN 204457700 U CN204457700 U CN 204457700U CN 201520115368 U CN201520115368 U CN 201520115368U CN 204457700 U CN204457700 U CN 204457700U
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Abstract
The utility model discloses oil well dosing self-con-tained unit, comprise protective housing, tubbiness insulation cladding, liquid containment drum, bung, liquid level sensor, temperature pick up, electric-heating belt, liquid enter pump line, strainer, the pipeline cleaning three way cock with three valve ports, controller, plunger displacement pump, liquid go out pump line, pressure sensor, the earial drainage three way cock with three valve ports, switch valve and flap valve.The utility model assembles simple, convenient, and cost is lower, can promote the automatization level of oil field technological equipment, and effectively, significantly improve to the efficiency of oil well oil jacket annular space dosing, functional reliability is higher.
Description
Technical field
The utility model relates to the automation control appliance, particularly oil well dosing self-con-tained unit of the injection of oil well oil jacket annular space containing synthetic chemistry liquid.
Background technology
In-place oil, owing to there is the problems such as easily cause oil well burn into wax deposition, fouling and viscosity is large, breakdown of emulsion is difficult, needs when exploiting to inject synthetic chemistry liquid to oil well oil jacket annular space.At present, most domestic oil field takes to use pump tank car in each pit shaft, regularly squeeze into the method for chemical liquid, but the problems such as labor strength is high, the vehicle amount of employing is large that this traditional adding method thereof not only exists, and its most outstanding drawback is also to cause the performance of drug effect and release can not cover the overall process of production because cycle period is long, and be difficult to realize timing, quantitative dosing under the restriction of human factor and weather, place, road conditions.Existing oil well chemical feeding device (patent No. is oil well and the oil delivery pipeline dosing pump of ZL200920146196.X) its complex structure, cost is higher, and functional reliability is poor, and efficacy of drug administration is also lower.
Utility model content
The purpose of this utility model is to provide a kind of oil well dosing self-con-tained unit, it is simple, convenient to assemble, and cost is lower, can promote the automatization level of oil field technological equipment, effectively, significantly improve to the efficiency of oil well oil jacket annular space dosing, functional reliability is higher.
The purpose of this utility model is achieved in that a kind of oil well dosing self-con-tained unit, comprises protective housing, tubbiness insulation cladding, liquid containment drum, bung, liquid level sensor, temperature pick up, electric-heating belt, liquid enter pump line, strainer, the pipeline cleaning three way cock with three valve ports, controller, plunger displacement pump, liquid go out pump line, pressure sensor, the earial drainage three way cock with three valve ports, switch valve and flap valve; Pipeline cleaning three way cock and earial drainage three way cock are respectively equipped with three valve port-the first valve ports that can be interconnected, the second valve port and the 3rd valve port and can the spool of opening and closing three valve ports separately; when oil well dosing self-con-tained unit is in running order, tubbiness insulation cladding and liquid containment drum is fixedly mounted with in protective housing, tubbiness insulation cladding with the perisporium of the mode of the bung being installed in not block liquid containment drum between protective housing and liquid containment drum and being topmost provided with and tubbiness insulation cladding external surface Full connected tubbiness insulation cladding then round the perisporium of liquid containment drum, liquid containment drum external surface is fixedly mounted be embedded in tubbiness insulation cladding cover mode in insulation layer that liquid containment drum perisporium external surface is formed around liquid containment drum perisporium hoop the uniform and electric-heating belt of contact liquid containment drum, the bung that liquid containment drum is topmost provided with is fixedly mounted with seal the bung of its bung with the mode of the mutual static seal of liquid containment drum, bung is provided with the first plug-in opening and the second plug-in opening that penetrate its wall body, bung is fixedly mounted with all the time through the first plug-in opening and its probe extend in liquid containment drum internal drum chamber with detection accumulate in treating in liquid containment drum internal drum chamber added the liquid level sensor of injecting medical liquid liquid level and all the time through the second plug-in opening and its probe extend to accumulate in detection in liquid containment drum internal drum chamber and treat by the temperature pick up of fluid temperature of annotating in liquid containment drum internal drum chamber, strainer in liquid containment drum outer setting, pipeline cleaning three way cock, controller, plunger displacement pump, liquid goes out pump line, pressure sensor, earial drainage three way cock, switch valve and flap valve, liquid is installed in enter the influent stream mouth of pipe of pump line the diapire be provided with bottom in liquid containment drum internal drum chamber and near liquid containment drum, liquid enters flow-out hole that pump line is provided with through liquid containment drum perisporium through liquid containment drum perisporium and to extend out to outside protective housing through tubbiness insulation cladding shell wall and protective housing tank wall successively towards liquid containment drum is outside and is communicated with the influent stream pumping hole of plunger displacement pump, liquid enters pump line and coordinates with the mutual static seal of flow-out hole through the position of flow-out hole, strainer and pipeline cleaning three way cock enter pump line with liquid be successively mutually connected in series towards being entered the direction of the pump line influent stream mouth of pipe to its outflow tube mouth by liquid, the influent stream mouth of pipe that liquid enters pump line enters pump line self tube chamber successively through filter by liquid, first valve port of pipeline cleaning three way cock and the second valve port thereof, the outflow tube mouth that liquid enters pump line is connected to the influent stream pumping hole of plunger displacement pump, 3rd valve port of pipeline cleaning three way cock is closed by its spool corresponding to the 3rd valve port all the time when plunger displacement pump works, the outflow pump mouth of plunger displacement pump is communicated with the influent stream mouth of pipe that liquid goes out pump line, earial drainage three way cock, switch valve and flap valve go out pump line with liquid be successively mutually connected in series towards being gone out the direction of the pump line influent stream mouth of pipe to its outflow tube mouth by liquid, the influent stream mouth of pipe that liquid goes out pump line goes out pump line self tube chamber successively through the first valve port and second valve port thereof of earial drainage three way cock by liquid, switch valve and flap valve are connected to the outflow tube mouth that liquid goes out pump line, liquid goes out the pipeline section of pump line between its influent stream mouth of pipe and earial drainage three way cock and is provided with the 3rd plug-in opening penetrating its tube wall, go out the pipeline section of pump line between its influent stream mouth of pipe and earial drainage three way cock to be installed with all the time through the 3rd plug-in opening and its probe extends the pressure sensor flowing through the liquid pressure of this pipeline section tube chamber in this pipeline section tube chamber with detection at liquid, the treating in liquid containment drum internal drum chamber that accumulate in that controller can detect according to temperature pick up is controlled electric-heating belt by fluid temperature numerical signal of annotating and whether works to be accumulated in treating in liquid containment drum internal drum chamber added injecting medical liquid by the heating of liquid containment drum bucket perisporium, the treating in liquid containment drum internal drum chamber that accumulate in can detected according to liquid level sensor is added injecting medical liquid liquid level numerical signal and controls plunger displacement pump and whether work to be added injecting medical liquid enter pump line self tube chamber successively through filter by liquid by accumulating in treating in liquid containment drum internal drum chamber from liquid containment drum internal drum chamber, pipeline cleaning three way cock is corresponded to the first valve port that the spool of its first valve port opens and is opened the second valve port by the spool corresponding to its second valve port, plunger displacement pump pump chamber flow to liquid and goes out in pump line tube chamber, and can liquid goes out pump line waits that being added injecting medical liquid pressure value signal controls plunger displacement pump and whether to quit work and/or controlled discharge three way cock corresponds to the spool of its 3rd valve port and whether opens its 3rd valve port and go out treating by the part that adds in injecting medical liquid with the first valve port opened by the spool corresponding to its first valve port through earial drainage three way cock and opened the 3rd valve port by the spool corresponding to its 3rd valve port and let out and flow out to the liquid mode gone out outside pump line and leave liquid and go out pump line of pump line to make to flow through liquid according to flowing through of detecting of pressure sensor.
When the liquid level sensor that the utility model has (liquid-level switch) is when detecting liquid liquid level and being on the low side, the controller that the utility model has then can control plunger displacement pump immediately and quit work, and takes out to prevent plunger displacement pump sky.When the pressure sensor that the utility model has (pressure switch) detect flow through liquid go out the liquid superpressure of pump line time, the controller that the utility model has then can control plunger displacement pump immediately and to quit work and/or controlled discharge three way cock (i.e. emptying return valve) is opened its 3rd valve port and gone out the first valve port that a part in the liquid of pump line originally opened by the spool corresponding to its first valve port through earial drainage three way cock and opened the 3rd valve port earial drainage by the spool corresponding to its 3rd valve port to go out to make to flow through liquid, prevents the pump of suppressing caused by superpressure to damage plunger displacement pump.When the temperature pick up that the utility model has (temperature switch) is detecting when fluid temperature of being annotated is too low, the controller that the utility model has then can control electric-heating belt immediately to start heating and waits to be added injecting medical liquid, to guarantee to wait that being added injecting medical liquid at least possesses due physicochemical property.
The plunger displacement pump stroke that the utility model has can by electrodeless adjustment, and its discharge capacity is within the scope of 0-10L/h.The time relay that the utility model has disposablely can set the operating time of plunger displacement pump and stop duration, to guarantee that the plunger displacement pump accurate start and stop cycle on request completes the operation of injection liquid being injected oil well oil jacket annular space.When formation liquid of the present utility model enters pump line, strainer, pipeline cleaning three way cock, plunger displacement pump pump chamber, liquid goes out pump line, earial drainage three way cock, have when delivering by liquid the pollutant being then attached to its inner surface in the device such as switch valve or flap valve, 3rd valve port of the pipeline cleaning three way cock that the utility model has when plunger displacement pump quits work then is opened by its spool corresponding to the 3rd valve port, clean rinse water then can be forced into liquid through the 3rd valve port and enter pump line, strainer, pipeline cleaning three way cock, plunger displacement pump pump chamber, liquid goes out in the devices such as pump line and forms the pollutant swash of wave on each device inner surface of the present utility model out by being attached to, to guarantee to be formed the problem that the defeated stream of liquid does not occur to block each device of the present utility model.The flap valve that the utility model has can prevent liquid from going out the direction backflow of the pump line influent stream mouth of pipe towards liquid and sudden high pressure that oil well oil jacket annular space likely occurs can be prevented destruction of the present utility model.The controller that the utility model has is provided with automatic start switch and manual start switch, can adapt to the needs that different liquid filling operation (liquid being pumped into the operation of oil well oil jacket annular space) requires.Work state information of the present utility model can be uploaded to oil field central control unit by wired or wireless mode by the remote-transmission module that the utility model has, and namely oil field central control unit can grasp duty of the present utility model in real time.
When the utility model implements operation, can according to oil well inject amount of liquid medicine need pre-set plunger displacement pump discharge capacity, operating time and stopping duration, after the auto-start button be provided with at controller (panel) is pressed, can going round and beginning again, then liquid being pumped into oil well oil jacket annular space, without the need to being manipulated by personnel by setting cycle and discharge capacity exactly.If the utility model needs to be completed liquid filling operation by manually operated mode, " automatic/hand " switch that controller (panel) is provided with can be switched to manual manipulation pattern, after manual actuation of button is pressed, liquid filling operation just started working by plunger displacement pump.The utility model assembles simple, convenient, cost is lower, the automatization level of oil field technological equipment can be promoted, effectively, significantly improve to the efficiency of oil well oil jacket annular space dosing, functional reliability is higher, while reduction labor strength and vehicle expense, can also increase the raw amount of crude oil, extend the production life of well of oil well, be well suited for the synthetic chemistry liquid of unmanned individual well oil jacket annular space filling in oil field containing wax control, antiscale, cold defeated, breakdown of emulsion and viscosity reduction medicament.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the overall broken section anatomical connectivity schematic diagram of the utility model.
Detailed description of the invention
A kind of oil well dosing self-con-tained unit, as shown in Figure 1, comprise protective housing 11, tubbiness insulation cladding 15, liquid containment drum 16, bung 8, liquid level sensor 10, temperature pick up 9, electric-heating belt 17, liquid enter pump line 12, strainer 13, the pipeline cleaning three way cock 14 with three valve ports, controller 7, plunger displacement pump 6, liquid go out pump line 5, pressure sensor 4, the earial drainage three way cock 3 with three valve ports, switch valve 2 and flap valve 1; Pipeline cleaning three way cock 14 and earial drainage three way cock 3 are respectively equipped with three valve port-the first valve ports that can be interconnected, the second valve port and the 3rd valve port and can the spool of opening and closing three valve ports separately; when oil well dosing self-con-tained unit is in running order, tubbiness insulation cladding 15 and liquid containment drum 16 is fixedly mounted with in protective housing 11, tubbiness insulation cladding 15 with the perisporium of the mode of the bung being installed in not block liquid containment drum 16 between protective housing 11 and liquid containment drum 16 and being topmost provided with and tubbiness insulation cladding 15 external surface Full connected tubbiness insulation cladding 15 then round the perisporium of liquid containment drum 16, liquid containment drum 16 external surface is fixedly mounted be embedded in tubbiness insulation cladding 15 cover mode in insulation layer that liquid containment drum 16 perisporium external surface is formed around liquid containment drum 16 perisporium hoop the uniform and electric-heating belt 17 of contact liquid containment drum 16, the bung that liquid containment drum 16 is topmost provided with is fixedly mounted with seal the bung 8 of its bung with the mode of liquid containment drum 16 static seal mutually, bung 8 is provided with the first plug-in opening and the second plug-in opening that penetrate its wall body, bung 8 is fixedly mounted with all the time through the first plug-in opening and its probe extend in liquid containment drum 16 internal drum chamber with detection accumulate in treating in liquid containment drum 16 internal drum chamber added the liquid level sensor 10 of injecting medical liquid liquid level and all the time through the second plug-in opening and its probe extend to accumulate in detection in liquid containment drum 16 internal drum chamber and treat by the temperature pick up 9 of fluid temperature of annotating in liquid containment drum 16 internal drum chamber, strainer 13 in liquid containment drum 16 outer setting, pipeline cleaning three way cock 14, controller 7, plunger displacement pump 6, liquid goes out pump line 5, pressure sensor 4, earial drainage three way cock 3, switch valve 2 and flap valve 1, liquid is installed in enter the influent stream mouth of pipe of pump line 12 diapire be provided with bottom in liquid containment drum 16 internal drum chamber and near liquid containment drum 16, liquid enters flow-out hole that pump line 12 is provided with through liquid containment drum 16 perisporium and to extend out to outside protective housing 11 through tubbiness insulation cladding 15 shell wall and protective housing 11 tank wall successively through liquid containment drum 16 perisporium and towards liquid containment drum 16 outside and the influent stream pumping hole being communicated with plunger displacement pump 6, liquid enters pump line 12 and coordinates with the mutual static seal of flow-out hole through the position of flow-out hole, strainer 13 and pipeline cleaning three way cock 14 enter pump line 12 be successively mutually connected in series towards being entered the direction of the pump line 12 influent stream mouth of pipe to its outflow tube mouth by liquid with liquid, the influent stream mouth of pipe that liquid enters pump line 12 enters self tube chamber of pump line 12 successively through filter 13 by liquid, first valve port of pipeline cleaning three way cock 14 and the second valve port thereof, the outflow tube mouth that liquid enters pump line 12 is connected to the influent stream pumping hole of plunger displacement pump 6,3rd valve port of pipeline cleaning three way cock 14 is closed by its spool corresponding to the 3rd valve port all the time when plunger displacement pump 6 works, the outflow pump mouth of plunger displacement pump 6 is communicated with the influent stream mouth of pipe that liquid goes out pump line 5, earial drainage three way cock 3, switch valve 2 and flap valve 1 go out pump line 5 be successively mutually connected in series towards being gone out the direction of the pump line 5 influent stream mouth of pipe to its outflow tube mouth by liquid with liquid, the influent stream mouth of pipe that liquid goes out pump line 5 goes out self tube chamber of pump line 5 successively through the first valve port and second valve port thereof of earial drainage three way cock 3 by liquid, switch valve 2 and flap valve 1 are connected to the outflow tube mouth that liquid goes out pump line 5, liquid goes out the pipeline section of pump line 5 between its influent stream mouth of pipe and earial drainage three way cock 3 and is provided with the 3rd plug-in opening penetrating its tube wall, go out the pipeline section of pump line 5 between its influent stream mouth of pipe and earial drainage three way cock 3 to be installed with all the time through the 3rd plug-in opening and its probe extends the pressure sensor 4 flowing through the liquid pressure of this pipeline section tube chamber in this pipeline section tube chamber with detection at liquid, whether the treating in liquid containment drum 16 internal drum chamber that accumulate in that controller 7 can detect according to temperature pick up 9 is controlled electric-heating belt 17 by fluid temperature numerical signal of annotating and works and added injecting medical liquid to accumulate in treating in liquid containment drum 16 internal drum chamber by the heating of liquid containment drum 16 barrels of perisporiums, the treating in liquid containment drum 16 internal drum chamber that accumulate in can detected according to liquid level sensor 10 is added injecting medical liquid liquid level numerical signal and controls plunger displacement pump 6 and whether work to be added injecting medical liquid enter pump line 12 self tube chamber successively through filter 13 by liquid by accumulating in treating in liquid containment drum 16 internal drum chamber from liquid containment drum 16 internal drum chamber, pipeline cleaning three way cock 14 is corresponded to the first valve port that the spool of its first valve port opens and is opened the second valve port by the spool corresponding to its second valve port, plunger displacement pump 6 pump chamber flow to liquid and goes out in pump line 5 tube chamber, and can liquid goes out pump line 5 waits that being added injecting medical liquid pressure value signal controls whether plunger displacement pump 6 quits work and/or controlled discharge three way cock 3 corresponds to its 3rd valve port spool and whether open its 3rd valve port and go out treating by the part that adds in injecting medical liquid with the first valve port opened by the spool corresponding to its first valve port through earial drainage three way cock 3 and opened the 3rd valve port by the spool corresponding to its 3rd valve port and let out and flow out to the liquid mode gone out outside pump line 5 and leave liquid and go out pump line 5 of pump line 5 to make to flow through liquid according to flowing through of detecting of pressure sensor 4.
Claims (1)
1. an oil well dosing self-con-tained unit, is characterized in that: comprise protective housing (11), tubbiness insulation cladding (15), liquid containment drum (16), bung (8), liquid level sensor (10), temperature pick up (9), electric-heating belt (17), liquid enter pump line (12), strainer (13), the pipeline cleaning three way cock (14) with three valve ports, controller (7), plunger displacement pump (6), liquid go out pump line (5), pressure sensor (4), the earial drainage three way cock (3) with three valve ports, switch valve (2) and flap valve (1); Pipeline cleaning three way cock (14) and earial drainage three way cock (3) are respectively equipped with three valve port-the first valve ports that can be interconnected, the second valve port and the 3rd valve port and can the spool of opening and closing three valve ports separately; when oil well dosing self-con-tained unit is in running order, be fixedly mounted with tubbiness insulation cladding (15) and liquid containment drum (16) protective housing (11) is inner, tubbiness insulation cladding (15) with the perisporium of the mode of the bung being installed in not block liquid containment drum (16) between protective housing (11) and liquid containment drum (16) and being topmost provided with and tubbiness insulation cladding (15) external surface Full connected tubbiness insulation cladding (15) then round the perisporium of liquid containment drum (16), liquid containment drum (16) external surface is fixedly mounted be embedded in tubbiness insulation cladding (15) cover mode in insulation layer that liquid containment drum (16) perisporium external surface is formed around liquid containment drum (16) perisporium hoop the uniform and electric-heating belt (17) of contact liquid containment drum (16), the bung that liquid containment drum (16) is topmost provided with is fixedly mounted with seal the bung (8) of its bung with the mode of liquid containment drum (16) static seal mutually, bung (8) is provided with the first plug-in opening and the second plug-in opening that penetrate its wall body, bung (8) is fixedly mounted with all the time through the first plug-in opening and its probe extend in liquid containment drum (16) internal drum chamber with detection accumulate in liquid containment drum (16) internal drum chamber treat by the liquid level sensor (10) that adds injecting medical liquid liquid level and all the time through the second plug-in opening and its probe extend to accumulate in detection in liquid containment drum (16) internal drum chamber and treat by the temperature pick up of fluid temperature of annotating (9) in liquid containment drum (16) internal drum chamber, strainer (13) in liquid containment drum (16) outer setting, pipeline cleaning three way cock (14), controller (7), plunger displacement pump (6), liquid goes out pump line (5), pressure sensor (4), earial drainage three way cock (3), switch valve (2) and flap valve (1), liquid is installed in enter the influent stream mouth of pipe of pump line (12) diapire be provided with bottom in liquid containment drum (16) internal drum chamber and near liquid containment drum (16), liquid enters flow-out hole that pump line (12) is provided with through liquid containment drum (16) perisporium and to extend out to outside protective housing (11) through tubbiness insulation cladding (15) shell wall and protective housing (11) tank wall successively through liquid containment drum (16) perisporium and towards liquid containment drum (16) outside and the influent stream pumping hole being communicated with plunger displacement pump (6), liquid enters pump line (12) and coordinates with the mutual static seal of flow-out hole through the position of flow-out hole, strainer (13) and pipeline cleaning three way cock (14) enter pump line (12) be successively mutually connected in series towards being entered the direction of pump line (12) the influent stream mouth of pipe to its outflow tube mouth by liquid with liquid, the influent stream mouth of pipe that liquid enters pump line (12) enters pump line (12) self tube chamber successively through filter (13) by liquid, first valve port of pipeline cleaning three way cock (14) and the second valve port thereof, the outflow tube mouth that liquid enters pump line (12) is connected to the influent stream pumping hole of plunger displacement pump (6), 3rd valve port of pipeline cleaning three way cock (14) is closed by its spool corresponding to the 3rd valve port all the time when plunger displacement pump (6) works, the outflow pump mouth of plunger displacement pump (6) is communicated with the influent stream mouth of pipe that liquid goes out pump line (5), earial drainage three way cock (3), switch valve (2) and flap valve (1) go out pump line (5) be successively mutually connected in series towards being gone out the direction of pump line (5) the influent stream mouth of pipe to its outflow tube mouth by liquid with liquid, the influent stream mouth of pipe that liquid goes out pump line (5) goes out pump line (5) self tube chamber successively through the first valve port and second valve port thereof of earial drainage three way cock (3) by liquid, switch valve (2) and flap valve (1) are connected to the outflow tube mouth that liquid goes out pump line (5), liquid goes out pump line (5) pipeline section be positioned between its influent stream mouth of pipe and earial drainage three way cock (3) and is provided with the 3rd plug-in opening penetrating its tube wall, go out pipeline section that pump line (5) is positioned between its influent stream mouth of pipe and earial drainage three way cock (3) to be installed with all the time through the 3rd plug-in opening and its probe extends this pipeline section tube chamber to detect the pressure sensor (4) flowing through the liquid pressure of this pipeline section tube chamber at liquid, the treating in liquid containment drum (16) internal drum chamber that accumulate in that controller (7) can detect according to temperature pick up (9) is controlled electric-heating belt (17) by fluid temperature numerical signal of annotating and whether works to be accumulated in treating in liquid containment drum (16) internal drum chamber added injecting medical liquid by the heating of liquid containment drum (16) bucket perisporium, whether the treating in liquid containment drum (16) internal drum chamber that accumulate in can detected according to liquid level sensor (10) is added injecting medical liquid liquid level numerical signal and controls plunger displacement pump (6) and work and added injecting medical liquid enter pump line (12) self tube chamber successively through filter (13) by liquid will accumulate in treating in liquid containment drum (16) internal drum chamber from liquid containment drum (16) internal drum chamber, pipeline cleaning three way cock (14) is corresponded to the first valve port that the spool of its first valve port opens and is opened the second valve port by the spool corresponding to its second valve port, plunger displacement pump (6) pump chamber flow to liquid and goes out in pump line (5) tube chamber, and can liquid goes out pump line (5) waits that being added injecting medical liquid pressure value signal controls plunger displacement pump (6) and whether to quit work and/or whether controlled discharge three way cock (3) is opened its 3rd valve port corresponding to the spool of its 3rd valve port and gone out treating by the part that adds in injecting medical liquid with the first valve port opened by the spool corresponding to its first valve port through earial drainage three way cock (3) and opened the 3rd valve port by the spool corresponding to its 3rd valve port and let out and flow out to the liquid mode gone out outside pump line (5) and leave liquid and go out pump line (5) of pump line (5) to make to flow through liquid according to pressure sensor (4) flowing through of detecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520115368.2U CN204457700U (en) | 2015-02-20 | 2015-02-20 | Oil well dosing self-con-tained unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520115368.2U CN204457700U (en) | 2015-02-20 | 2015-02-20 | Oil well dosing self-con-tained unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204457700U true CN204457700U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520115368.2U Active CN204457700U (en) | 2015-02-20 | 2015-02-20 | Oil well dosing self-con-tained unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730932A (en) * | 2021-08-06 | 2021-12-03 | 北京东华原医疗设备有限责任公司 | Liquid medicine concentration device and liquid medicine concentration control method |
| CN113958304A (en) * | 2021-10-25 | 2022-01-21 | 中国石油大学(华东) | Well head oil production system for mechanical oil production |
-
2015
- 2015-02-20 CN CN201520115368.2U patent/CN204457700U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730932A (en) * | 2021-08-06 | 2021-12-03 | 北京东华原医疗设备有限责任公司 | Liquid medicine concentration device and liquid medicine concentration control method |
| CN113958304A (en) * | 2021-10-25 | 2022-01-21 | 中国石油大学(华东) | Well head oil production system for mechanical oil production |
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Address after: 834000 Friendship Road, Karamay District, the Xinjiang Uygur Autonomous Region, No. 138, No. Patentee after: XINJIANG KELI NEW TECHNOLOGY DEVELOPMENT CO., LTD. Address before: 834000 Friendship Road, Karamay District, the Xinjiang Uygur Autonomous Region, No. 138, No. Patentee before: Xinjiang Keli New Technology Development Co., Ltd. |