CN217501630U - Real-time blending and dosing device for viscosity reduction and cooling of thickened oil - Google Patents
Real-time blending and dosing device for viscosity reduction and cooling of thickened oil Download PDFInfo
- Publication number
- CN217501630U CN217501630U CN202221639062.3U CN202221639062U CN217501630U CN 217501630 U CN217501630 U CN 217501630U CN 202221639062 U CN202221639062 U CN 202221639062U CN 217501630 U CN217501630 U CN 217501630U
- Authority
- CN
- China
- Prior art keywords
- pipe body
- control valve
- electric control
- medicament pump
- viscosity reduction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a thick oil viscosity reduction cold adoption real-time blending dosing device, which relates to the technical field of petroleum equipment and comprises a pipe body, wherein two ends of the pipe body are respectively communicated with a pump truck and a well head through joints, an electric control valve flowmeter is installed on the inlet side of the pipe body, and a medicament pump injection pipeline is connected to the middle part of the pipe body; the injection pipeline of the medicament pump is provided with a medicament pump, and the outlet end of the medicament pump is provided with a nozzle; a three-dimensional net for mixing liquid is filled in the pipe body, and the front end of the three-dimensional net is positioned between the electric control valve flowmeter and the nozzle; the electric control valve flowmeter is connected with a control device, and the control device is electrically connected with the medicament pump; the electric control valve flowmeter is connected with the pipe body through a flange, a stop block is arranged on the inner wall of the outlet side of the pipe body, the three-dimensional net is detachably inserted in the pipe body, and the front end and the rear end of the three-dimensional net are respectively contacted with a rear flange plate and the stop block of the electric control valve flowmeter; the device can reduce the occupied area of viscosity reduction cold recovery construction, mix in real time to improve the discharge capacity, is convenient for the execution of a measure scheme and improves the implementation effect of measures.
Description
Technical Field
The utility model relates to a technical field is equipped to the oil, concretely relates to cold adoption of viscous crude viscosity reduction mixes charge device in real time.
Background
The chemical viscosity reduction can well reduce the viscosity of the thickened oil, has stable dispersion performance and better oil washing capacity, has the characteristics of improving the yield of an oil well and reducing the production cost, and is a hotspot of research in recent years. The chemical viscosity-reducing agent mainly comprises an oil-soluble viscosity reducer and a water-soluble emulsification viscosity reducer. The oil-soluble viscosity reducer changes the structure of the thick oil aggregate mainly through dissolution, dispersion and osmosis, so as to reduce the viscosity; the water-soluble viscosity reducer destroys the macromolecular aggregate of the thickened oil through intermolecular acting force, so that the high-viscosity thickened oil and water form an oil-water dispersion system with low viscosity. The oil-soluble viscosity reducer has harsh use conditions, large dosage and high cost; the water-soluble viscosity reducer has wide application range, small dosage and low price, thereby having wide application prospect.
At present, the viscosity reduction cold recovery construction taking water-soluble viscosity reducer as main medicament generally uses the construction of on-site accompanying injection, namely two viscosity reduction cold recovery constructions with the capacity of 12m are arranged on the site 3 Pumping the viscosity reducer into the stirring tank by using a jet suction pump, and stirring for 30min to fully dissolve the viscosity reducer in the injected liquid. Therefore, the traditional construction mode can meet the requirement of the conventional viscosity reduction cold recovery site construction, but has certain defects. There are mainly the following points: firstly, requirements are required on site construction sites, the two stirring tanks occupy large areas, and small well sites need to enlarge the area of the well sites for implementing viscosity reduction cold production measures, so that the land cost is increased, and the time is increased; secondly, the stirring time is long, the large-displacement construction cannot be carried out, the injection displacement per hour of the conventional large-tank stirring mode is less than 30 square/hour, a large amount of viscosity reducer enters a water channel with lower pressure, and the viscosity reducer cannot be fully contacted with crude oil, so that the measure effect is influenced.
The utility model patent CN206082432U discloses a large-displacement liquid guar real-time blending vehicle, which realizes the on-line real-time blending of liquid guar, overcomes the problems that the powder guar blending time is long and the performance cannot be guaranteed, shortens the preparation time, but cannot solve the problems of equipment site occupation and large-displacement construction in viscosity reduction cold recovery construction; the utility model patent CN215860118U discloses an oil field viscous crude well viscosity reduction dosing machine reaches the accurate control and adds the dose, and the flowmeter measurement water yield produces the negative pressure at the nozzle through the jet pump, makes medicine and water misce bene, pours into the pit shaft into, does benefit to the viscous crude well, wax-containing well viscosity reduction, paraffin removal, has mainly solved the problem that the pit shaft viscosity reduction adds the medicine in succession, nevertheless not strong to the construction pertinence that the viscous crude viscosity reduction was cold to be adopted, does not solve the viscosity reduction and cold to adopt equipment site and occupy and the construction problem of large discharge in the construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cold adoption of viscous crude viscosity reduction mixes charge device in real time to the defect that prior art exists.
The technical scheme of the utility model is that: a real-time mixing and dosing device for viscosity reduction and cold reduction of thick oil comprises a pipe body, wherein two ends of the pipe body are respectively communicated with a pump truck and a well head through connectors, an electric control valve flowmeter is installed on the inlet side of the pipe body, and a medicament pump injection pipeline is connected to the middle of the pipe body; a medicament pump is arranged on the medicament pump injection pipeline, and a nozzle is arranged at the outlet end of the medicament pump injection pipeline; a three-dimensional net for mixing liquid is filled in the pipe body, and the front end of the three-dimensional net is positioned between the electric control valve flowmeter and the nozzle;
the electric control valve flowmeter is connected with a control device, and the control device is electrically connected with the medicament pump.
Preferably, the electric control valve flowmeter is connected with the pipe body through a flange, a stop block is arranged on the inner wall of the outlet side of the pipe body, the three-dimensional net is detachably inserted into the pipe body, and the front end and the rear end of the three-dimensional net are respectively contacted with a rear flange plate and the stop block of the electric control valve flowmeter.
Preferably, the inner wall of the outlet side of the pipe body is provided with three stop blocks in a circumferential array.
Preferably, an annular cavity communicated with the medicament pump injection pipeline is arranged in the middle pipe wall of the pipe body, and a plurality of spray holes communicated with the annular cavity are circumferentially arranged on the inner wall of the pipe body corresponding to the annular cavity.
Preferably, a cylindrical cavity communicated with a medicament pump injection pipeline is arranged in the pipe wall of the pipe body corresponding to the three-dimensional net, and a plurality of spray holes communicated with the cylindrical cavity are uniformly distributed on the inner wall of the pipe body corresponding to the cylindrical cavity.
Preferably, the outer diameter of the pipe body is 89mm, the inner diameter of the pipe body is 76mm, and the pipe body is made of stainless steel or cast iron.
Preferably, the linker is a union linker.
Preferably, the medicament pump is a centrifugal pump.
Compared with the prior art, the utility model, have following advantage:
(1) the device can realize real-time mixing of the viscosity reducer;
(2) the device can monitor the flow of the oilfield produced water through the flow meter of the electric control valve, adjust the pumping amount of the medicament pump in real time according to the concentration requirement, and regulate and control the concentration of the viscosity reducer in real time;
(3) the device can realize remote control through the control device, thereby improving the safety of measures;
(4) the device can reduce the occupied area of viscosity reduction cold recovery construction, mix in real time to improve the discharge capacity, facilitate the execution of a measure scheme and improve the implementation effect of measures.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of FIG. 1A in a second embodiment;
FIG. 3 is a sectional view taken along line A in FIG. 1 according to the fourth embodiment;
FIG. 4 is a sectional view of FIG. 1A in the fifth embodiment.
In the figure: 1. the device comprises a pipe body, 2, a connector, 3, an electric control valve flowmeter, 4, a medicament pump injection pipeline, 5, a medicament pump, 6, a three-dimensional net, 7, a stop block, 8, an annular cavity, 9, a cylindrical cavity, 10 and a spray hole.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example one
Referring to fig. 1, the device for viscosity reduction and cooling of thick oil by real-time blending and dosing comprises a pipe body 1, wherein two ends of the pipe body 1 are respectively communicated with a pump truck and a well head through joints 2, an electric control valve flowmeter 3 is installed on the inlet side of the pipe body 1, and a medicament pump injection pipeline 4 is connected to the middle part of the pipe body 1; the medicament pump injection pipeline 4 is provided with a medicament pump 5, and the outlet end of the medicament pump injection pipeline is provided with a nozzle; a three-dimensional net 6 for mixing liquid is filled in the pipe body 1, and the front end of the three-dimensional net 6 is positioned between the electric control valve flowmeter 3 and the nozzle;
the electric control valve flowmeter 3 is connected with a control device which is electrically connected with a medicament pump 5.
The tube body 1 is a main structure of the device, the outer diameter of the tube body is 89mm, the inner diameter of the tube body is 76mm, and the tube body is made of stainless steel or cast iron.
More specifically, the joint 2 of the present embodiment is a union joint 2, and can be customized to be an oil pipe pin or box according to the requirements of different scenes.
More specifically, the medicament pump 5 of the present embodiment is a centrifugal pump, and is connected to the control device through a medicament control circuit; the inlet of the agent pump injection line 4 is connected with the water-soluble viscosity reducer agent barrel, and the outlet is connected with the pipe body 1 body.
The electric control valve flowmeter 3 is connected with the control device, has a flow monitoring function, and can control the flow by controlling the opening of the valve.
The control device can control the flow rate of the electric valve flowmeter and the discharge capacity of the medicament pump 5 through remote operation of the control end.
When the device is used, the water-soluble viscosity reducer is pumped into the device pipe body 1 by the agent pump 5, mixed with the oilfield produced water pumped by the inflow port connector 2 in the pipe body 1, and uniformly mixed in the oilfield produced water by continuous shearing of the three-dimensional net 6. In order to improve the effect of viscosity reduction cold recovery measures, a variable-concentration viscosity reducer injection scheme is generally adopted; the device can monitor the flow of the oilfield produced water through the flow meter 3 of the electric control valve, adjust the pumping amount of the medicament pump 5 in real time according to the concentration requirement, and regulate and control the concentration of the viscosity reducer in real time.
The injection pressure is high in the viscosity reduction cold recovery construction process, part of the operation process needs to be carried out near a high-pressure manifold, personal injury and property loss can be caused, remote control can be realized through the control device, and the safety of measures is improved; the device can reduce the occupied area of viscosity reduction cold recovery construction, mix in real time to improve the discharge capacity, facilitate the execution of a measure scheme and improve the implementation effect of measures.
Example two
Referring to fig. 1, the device for viscosity reduction and cooling of thick oil by real-time blending and dosing comprises a pipe body 1, wherein two ends of the pipe body 1 are respectively communicated with a pump truck and a well head through joints 2, an electric control valve flowmeter 3 is installed on the inlet side of the pipe body 1, and a medicament pump injection pipeline 4 is connected to the middle part of the pipe body 1; the medicament pump injection pipeline 4 is provided with a medicament pump 5, and the outlet end of the medicament pump injection pipeline is provided with a nozzle; a three-dimensional net 6 for mixing liquid is filled in the pipe body 1, and the front end of the three-dimensional net 6 is positioned between the electric control valve flowmeter 3 and the nozzle;
the electric control valve flowmeter 3 is connected with a control device which is electrically connected with a medicament pump 5.
The tube body 1 is a main structure of the device, the outer diameter of the tube body is 89mm, the inner diameter of the tube body is 76mm, and the tube body is made of stainless steel or cast iron.
The connector 2 is a union connector 2, and can be customized into an oil pipe male buckle or a female buckle according to requirements of different scenes.
The medicament pump 5 is a centrifugal pump and is connected with the control device through a medicament control loop; the inlet of the agent pump injection line 4 is connected with the water-soluble viscosity reducer agent barrel, and the outlet is connected with the pipe body 1 body.
The electric control valve flowmeter 3 is connected with the control device, has a flow monitoring function, and can control the flow by controlling the opening of the valve.
The control device can control the flow rate of the electric valve flowmeter and the discharge capacity of the medicament pump 5 through remote operation of the control end.
In addition, in the present embodiment, the installation manner of the stereo network 6 is optimized on the basis of the first embodiment, specifically:
referring to fig. 2, in this embodiment, the electric control valve flowmeter 3 is connected to the pipe body 1 through a flange, a stopper 7 is disposed on an inner wall of an outlet side of the pipe body 1, the three-dimensional net 6 is detachably inserted into the pipe body 1, and front and rear ends of the three-dimensional net are respectively in contact with a rear flange of the electric control valve flowmeter 3 and the stopper 7.
The cartridge can be dismantled in the body 1 to three-dimensional net 6 in this embodiment, after long-time the use, can carry out quick replacement to the comparatively serious three-dimensional net 6 of wearing and tearing.
EXAMPLE III
Referring to fig. 1, the device for viscosity reduction and cooling of thick oil by real-time blending and dosing comprises a pipe body 1, wherein two ends of the pipe body 1 are respectively communicated with a pump truck and a well head through joints 2, an electric control valve flowmeter 3 is installed on the inlet side of the pipe body 1, and a medicament pump injection pipeline 4 is connected to the middle part of the pipe body 1; the medicament pump injection pipeline 4 is provided with a medicament pump 5, and the outlet end of the medicament pump injection pipeline is provided with a nozzle; a three-dimensional net 6 for mixing liquid is filled in the pipe body 1, and the front end of the three-dimensional net 6 is positioned between the electric control valve flowmeter 3 and the nozzle;
the electric control valve flowmeter 3 is connected with a control device which is electrically connected with a medicament pump 5.
The tube body 1 is a main structure of the device, the outer diameter of the tube body is 89mm, the inner diameter of the tube body is 76mm, and the tube body is made of stainless steel or cast iron.
The connector 2 is a union connector 2, and can be customized into an oil pipe male buckle or a female buckle according to requirements of different scenes.
The medicament pump 5 is a centrifugal pump and is connected with the control device through a medicament control loop; the inlet of the agent pump injection line 4 is connected with the water-soluble viscosity reducer agent barrel, and the outlet is connected with the pipe body 1 body.
The electric control valve flowmeter 3 is connected with the control device, has a flow monitoring function, and can control the flow by controlling the opening of the valve.
The control device can control the flow rate of the electric valve flowmeter and the discharge capacity of the medicament pump 5 through remote operation of the control end.
Referring to fig. 2, the electric control valve flowmeter 3 is connected with the pipe body 1 through a flange, a stop block 7 is arranged on the inner wall of the outlet side of the pipe body 1, the three-dimensional net 6 is detachably inserted into the pipe body 1, and the front end and the rear end of the three-dimensional net are respectively contacted with a rear flange of the electric control valve flowmeter 3 and the stop block 7.
In this embodiment, the arrangement of the stopper 7 is optimally designed on the basis of the second embodiment, specifically:
in this embodiment, three blocks 7 are circumferentially arranged on the inner wall of the outlet side of the tube body 1; three blocks 7 arranged in a circumferential array provide a more stable support for the rear end of the stereoscopic mesh 6.
Example four
Referring to fig. 1, the device for viscosity reduction and cooling of thick oil by real-time blending and dosing comprises a pipe body 1, wherein two ends of the pipe body 1 are respectively communicated with a pump truck and a well head through joints 2, an electric control valve flowmeter 3 is installed on the inlet side of the pipe body 1, and a medicament pump injection pipeline 4 is connected to the middle part of the pipe body 1; the medicament pump injection pipeline 4 is provided with a medicament pump 5, and the outlet end of the medicament pump injection pipeline is provided with a nozzle; a three-dimensional net 6 for mixing liquid is filled in the pipe body 1, and the front end of the three-dimensional net 6 is positioned between the electric control valve flowmeter 3 and the nozzle;
the electric control valve flowmeter 3 is connected with a control device which is electrically connected with a medicament pump 5.
The tube body 1 is a main structure of the device, the outer diameter of the tube body is 89mm, the inner diameter of the tube body is 76mm, and the tube body is made of stainless steel or cast iron.
The connector 2 is a union connector 2, and can be customized into an oil pipe male buckle or a female buckle according to requirements of different scenes.
The medicament pump 5 is a centrifugal pump and is connected with the control device through a medicament control loop; the inlet of the agent pump injection line 4 is connected with the water-soluble viscosity reducer agent barrel, and the outlet is connected with the pipe body 1 body.
The electric control valve flowmeter 3 is connected with the control device, has a flow monitoring function, and can control the flow by controlling the opening of the valve.
The control device can control the flow rate of the electric valve flowmeter and the discharge capacity of the medicament pump 5 through remote operation of the control end.
Referring to fig. 2, the electric control valve flowmeter 3 is connected with the pipe body 1 through a flange, three stop blocks 7 are arranged on the inner wall of the outlet side of the pipe body 1 in a circumferential array mode, the three-dimensional net 6 is detachably inserted into the pipe body 1, and the front end and the rear end of the three-dimensional net are respectively in contact with a rear flange plate of the electric control valve flowmeter 3 and the stop blocks 7.
In addition, the difference between the present embodiment and the third embodiment lies in the structure of the nozzle of the drug pump injection line 4, which specifically includes:
referring to fig. 3, in the present embodiment, an annular cavity 8 communicated with the chemical pumping line 4 is disposed in the middle pipe wall of the pipe body 1, and a plurality of spray holes 10 communicated with the annular cavity 8 are circumferentially arrayed on the inner wall of the pipe body 1 corresponding to the annular cavity 8.
When the viscosity reducer is used, the water-soluble viscosity reducer is firstly input into the annular cavity 8 by the medicament pump 5 and then is injected into the pipe body 1 through the plurality of spray holes 10 which are annularly arranged to be mixed with the oilfield produced water, and the mixing uniformity of the viscosity reducer and the oilfield produced water can be further improved by the arrangement.
EXAMPLE five
Referring to fig. 1, the device for viscosity reduction and cooling of thick oil by real-time blending and dosing comprises a pipe body 1, wherein two ends of the pipe body 1 are respectively communicated with a pump truck and a well head through joints 2, an electric control valve flowmeter 3 is installed on the inlet side of the pipe body 1, and a medicament pump injection pipeline 4 is connected to the middle part of the pipe body 1; the medicament pump injection pipeline 4 is provided with a medicament pump 5, and the outlet end of the medicament pump injection pipeline is provided with a nozzle; a three-dimensional net 6 for mixing liquid is filled in the pipe body 1, and the front end of the three-dimensional net 6 is positioned between the electric control valve flowmeter 3 and the nozzle;
the electric control valve flowmeter 3 is connected with a control device which is electrically connected with a medicament pump 5.
The tube body 1 is a main structure of the device, the outer diameter of the tube body is 89mm, the inner diameter of the tube body is 76mm, and the tube body is made of stainless steel or cast iron.
The connector 2 is a union connector 2, and can be customized into an oil pipe male buckle or a female buckle according to requirements of different scenes.
The medicament pump 5 is a centrifugal pump and is connected with the control device through a medicament control loop; the inlet of the agent pump injection line 4 is connected with the water-soluble viscosity reducer agent barrel, and the outlet is connected with the pipe body 1 body.
The electric control valve flowmeter 3 is connected with the control device, has a flow monitoring function, and can control the flow by controlling the opening of the valve.
The control device can control the flow rate of the electric valve flowmeter and the discharge capacity of the medicament pump 5 through remote operation of the control end.
Referring to fig. 2, the electric control valve flowmeter 3 is connected with the pipe body 1 through a flange, three stop blocks 7 are arranged on the inner wall of the outlet side of the pipe body 1 in a circumferential array mode, the three-dimensional net 6 is detachably inserted into the pipe body 1, and the front end and the rear end of the three-dimensional net are respectively in contact with a rear flange plate of the electric control valve flowmeter 3 and the stop blocks 7.
In addition, the difference between the present embodiment and the third embodiment lies in the structure of the nozzle of the drug pump injection line 4, which specifically includes:
referring to fig. 4, in this embodiment, a cylindrical cavity 9 communicated with the drug pump injection line 4 is provided in a tube wall of the tube body 1 corresponding to the three-dimensional net 6, and a plurality of spray holes 10 communicated with the cylindrical cavity 9 are uniformly distributed on an inner wall of the tube body 1 corresponding to the cylindrical cavity 9.
When the viscosity reducer is used, the water-soluble viscosity reducer is firstly input into the cylindrical cavity 9 by the medicament pump 5 and then is injected into the pipe body 1 through the plurality of spray holes 10 arranged in the cylindrical shape to be mixed with the oilfield produced water, and the mixing uniformity of the viscosity reducer and the oilfield produced water can be further improved by the arrangement.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the spirit of the present invention, and the changed contents still belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a cold adoption of viscous crude viscosity reduction mixes charge device in real time, includes the body, its characterized in that: two ends of the pipe body are respectively communicated with the pump truck and a well head through joints, an electric control valve flowmeter is installed on the inlet side of the pipe body, and a medicament pump injection pipeline is connected to the middle of the pipe body; a medicament pump is arranged on the medicament pump injection pipeline, and a nozzle is arranged at the outlet end of the medicament pump injection pipeline; a three-dimensional net for mixing liquid is filled in the pipe body, and the front end of the three-dimensional net is positioned between the electric control valve flowmeter and the nozzle;
the electric control valve flowmeter is connected with a control device, and the control device is electrically connected with the medicament pump.
2. The real-time mixing and dosing device for viscosity reduction and cooling of thickened oil according to claim 1, which is characterized in that: the electric control valve flowmeter is connected with the pipe body through a flange, a stop block is arranged on the inner wall of the outlet side of the pipe body, the three-dimensional net is detachably inserted into the pipe body, and the front end and the rear end of the three-dimensional net are respectively contacted with a rear flange plate and the stop block of the electric control valve flowmeter.
3. The thick oil viscosity reduction and cooling real-time mixing and dosing device according to claim 2, characterized in that: be the circumference array on the inner wall of body outlet side and be equipped with three dogs.
4. The real-time mixing and dosing device for viscosity reduction and cooling of thickened oil according to claim 1, which is characterized in that: and an annular cavity communicated with the medicament pump injection pipeline is arranged in the middle pipe wall of the pipe body, and a plurality of spray holes communicated with the annular cavity are arranged on the inner wall of the pipe body corresponding to the annular cavity in a circumferential array manner.
5. The real-time mixing and dosing device for viscosity reduction and cooling of thickened oil according to claim 1, which is characterized in that: the pipe wall of the pipe body corresponding to the three-dimensional net is internally provided with a cylindrical cavity communicated with a medicament pump injection pipeline, and the inner wall of the pipe body corresponding to the cylindrical cavity is uniformly provided with a plurality of spray holes communicated with the cylindrical cavity.
6. The real-time mixing and dosing device for viscosity reduction and cooling of thickened oil according to claim 1, which is characterized in that: the external diameter of body is 89mm, and the internal diameter is 76mm, and its material is stainless steel or cast iron.
7. The real-time mixing and dosing device for viscosity reduction and cooling of thickened oil according to claim 1, which is characterized in that: the joint is a union joint.
8. The real-time mixing and dosing device for viscosity reduction and cold application of thickened oil according to claim 1, which is characterized in that: the medicament pump is a centrifugal pump.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221639062.3U CN217501630U (en) | 2022-06-29 | 2022-06-29 | Real-time blending and dosing device for viscosity reduction and cooling of thickened oil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221639062.3U CN217501630U (en) | 2022-06-29 | 2022-06-29 | Real-time blending and dosing device for viscosity reduction and cooling of thickened oil |
Publications (1)
Publication Number | Publication Date |
---|---|
CN217501630U true CN217501630U (en) | 2022-09-27 |
Family
ID=83342503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202221639062.3U Active CN217501630U (en) | 2022-06-29 | 2022-06-29 | Real-time blending and dosing device for viscosity reduction and cooling of thickened oil |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN217501630U (en) |
-
2022
- 2022-06-29 CN CN202221639062.3U patent/CN217501630U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107261975A (en) | A kind of continuous nitration mixture equipment | |
CN107755421A (en) | A kind of contaminated site original position is rapidly injected repair system | |
CN207463808U (en) | A kind of contaminated site is rapidly injected repair system in situ | |
CN217501630U (en) | Real-time blending and dosing device for viscosity reduction and cooling of thickened oil | |
CN212348565U (en) | Foam slurry mixing equipment for petroleum drilling and well cementation operation | |
CN112523242A (en) | Small-aperture double-slurry mixer | |
CN111773989A (en) | Foam slurry mixing equipment for petroleum drilling and well cementation operation | |
CN103334730A (en) | Combined oil nozzle device for accurately controlling daily output in open flow of heavy oil well | |
CN207105262U (en) | Visual device in a kind of mixer production process | |
CN212051176U (en) | Plunger type double-mixing system for underground emulsion explosive | |
CN214974943U (en) | Be used for special high pressure atomizing generating device of oil gas field increase production | |
CN211537281U (en) | Fracturing fluid blending device | |
CN109519135A (en) | A kind of foam maker | |
CN212264165U (en) | In-situ deep injection equipment | |
CN112796709A (en) | Corrosion inhibitor dosing device for preventing carbon dioxide corrosion of oil and gas well | |
CN112546499A (en) | Movable compressed air foam fire extinguishing equipment | |
CN215860118U (en) | Viscosity reduction dosing machine for oil field heavy oil well | |
CN108786511A (en) | A kind of heat conduction stirring system | |
CN111320512A (en) | Plunger type double-mixing system for underground emulsion explosive | |
CN116950077B (en) | Concrete injection apparatus for rock slope | |
CN205172546U (en) | Concentric pipe type foam generator | |
CN212583753U (en) | Paste conveying pipeline with secondary mixing function | |
CN221832159U (en) | High-viscosity fracturing fluid preparation device for oil and gas exploitation | |
CN215947228U (en) | Stirring system of oil-soil mixing tank | |
CN218971155U (en) | Multi-particle-size water-soluble powder particle temporary plugging agent feeding device for fracturing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |