CN220302115U - Gas-liquid mixing and dosing device - Google Patents
Gas-liquid mixing and dosing device Download PDFInfo
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- CN220302115U CN220302115U CN202321683818.9U CN202321683818U CN220302115U CN 220302115 U CN220302115 U CN 220302115U CN 202321683818 U CN202321683818 U CN 202321683818U CN 220302115 U CN220302115 U CN 220302115U
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- 239000007788 liquid Substances 0.000 title claims abstract description 59
- 239000003814 drug Substances 0.000 claims abstract description 129
- 229940079593 drug Drugs 0.000 claims abstract description 31
- 239000000126 substance Substances 0.000 claims abstract description 27
- 238000003756 stirring Methods 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 abstract description 16
- 239000003129 oil well Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a gas-liquid mixing and dosing device, which comprises: a mixing cartridge comprising: the mixing bin inlet is communicated with one end of a first medicine feeding pipeline, and the other end of the first medicine feeding pipeline is provided with a first interface and a second interface; the mixing bin outlet is communicated with the required dosing area; the first dosing tank is communicated with one end of a first dosing pipeline, and the other end of the first dosing pipeline is communicated with a first interface; the second dosing tank is communicated with one end of a second dosing pipeline, and the other end of the second dosing pipeline is communicated with a second interface; a booster pump; the dosing flowmeter solves the technical problems that dosing control cannot be performed against chemical prevention scenes in an oil well, and further the chemical prevention effect of the oil well in the exploitation process is poor, achieves flexible control of dosing speed and total amount of medicines according to different scenes, ensures optimization of chemical prevention effect, and ensures accuracy and stability of dosing amount.
Description
Technical Field
The utility model relates to the technical field related to gas-liquid mixing and dosing, in particular to a gas-liquid mixing and dosing device.
Background
In the exploitation process of the oil field, part of the oil well has high viscosity because of low temperature of crude oil containing wax, colloid, asphaltene and stratum, the shallow well is less than 600 m and needs steam exploitation, and the well depth is 3000 m-7000 m and needs viscosity reduction production.
In the ginseng and ginseng viscosity reduction production process, chemical prevention and chemical dosing are needed for most oil wells, and in the traditional oil well chemical prevention mode, an automatic quantitative chemical dosing mode is generally adopted, but the automatic quantitative chemical dosing lacks precision. The chemical dosing control can not be performed against chemical prevention scenes in the oil well, and the problems of waste and cost increase are easy to occur.
In summary, in the prior art, chemical control cannot be performed on chemical prevention scenes in an oil well, so that the technical problem of poor chemical prevention effect of the oil well in the production process is caused.
Disclosure of Invention
The application is through providing a gas-liquid mixture dosing device, aims at solving the unable chemical prevention scene in the contrast oil well among the prior art and carries out the dosing control, and then leads to the not good technical problem of oil well chemical prevention effect in the exploitation process.
In view of the above, the present application provides a gas-liquid mixing and dosing device, which includes: a mixing cartridge comprising: the mixing bin inlet is communicated with one end of a first medicine feeding pipeline, and the other end of the first medicine feeding pipeline is provided with a first interface and a second interface; the mixing bin outlet is communicated with the chemical adding area; the first dosing tank is communicated with one end of a first dosing pipeline, and the other end of the first dosing pipeline is communicated with the first interface; the second dosing tank is communicated with one end of a second dosing pipeline, and the other end of the second dosing pipeline is communicated with the second interface; the booster pump is arranged on the first medicine feeding pipeline and used for controlling medicine feeding speed; and the dosing flowmeter is arranged in the first dosing pipeline and is used for metering dosing.
Preferably, the mixing bin further comprises: the stirring area is communicated with one end of the first medicine feeding pipeline; the stirrer is arranged in the stirring area and is used for stirring and introducing medicines; and one end of the reaction zone is communicated with the chemical adding required zone, and the other end of the stirring zone is communicated with the other end of the reaction zone.
Preferably, the stirrer is a screw stirrer.
Preferably, the first liquid level meter is disposed in the first dosing tank and is used for metering the drug storage amount of the first dosing tank; the second liquid level meter is arranged on the second dosing tank and is used for metering the drug storage quantity of the second dosing tank.
Preferably, the first medicine adding port is arranged on the end face of the first medicine adding box and is used for storing medicines into the first medicine adding box; the second dosing opening is formed in the end face of the second dosing box and used for storing medicines to the second dosing box.
Preferably, the mixing bin inlet comprises: the third interface is communicated with one end of the first medicine inlet pipeline; and the fourth interface is a quick connector and is used for communicating with a hot car washing or pumping vehicle.
Preferably, the pressure gauge is disposed in the mixing bin and is used for monitoring the pressure in the mixing bin.
Preferably, the gas-liquid mixing and dosing device is skid-mounted.
Preferably, the prying body prys the gas-liquid mixing and dosing device.
Preferably, the outlet of the mixing bin is a steel pipe or a hose.
One or more technical solutions provided in the present application have at least the following technical effects or advantages:
the application provides a gas-liquid mixture dosing device, wherein, include: a mixing cartridge comprising: the mixing bin inlet is communicated with one end of a first medicine feeding pipeline, and the other end of the first medicine feeding pipeline is provided with a first interface and a second interface; the mixing bin outlet comprises a mixing bin outlet and is communicated with a chemical adding area; the first dosing tank comprises a first dosing tank and one end of a first dosing pipeline which is communicated, and the other end of the first dosing pipeline is communicated with a first interface; the second dosing tank comprises a second dosing tank and one end of a second dosing pipeline which is communicated, and the other end of the second dosing pipeline is communicated with a second interface; the booster pump comprises a booster pump arranged on a first medicine feeding pipeline and is used for controlling medicine feeding speed; the dosing flowmeter comprises a first dosing pipeline and is used for metering dosing amount, the dosing speed and the total amount of the medicine are flexibly controlled according to different scenes, so that the optimization of an anti-chemical effect is ensured, the accuracy and the stability of the dosing amount are ensured, meanwhile, the waste and the cost of components such as a booster pump, the dosing flowmeter and the like can be reduced, the anti-chemical efficiency is improved, and the production and development technical effects of an oil well are promoted.
The foregoing description is only an overview of the technical solutions of the present application, and may be implemented according to the content of the specification in order to make the technical means of the present application more clearly understood, and in order to make the above-mentioned and other objects, features and advantages of the present application more clearly understood, the following detailed description of the present application will be given.
Drawings
Fig. 1 is a schematic structural diagram of a gas-liquid mixing and dosing device according to an embodiment of the present application.
Reference numerals illustrate: mixing bin 1, first dosing tank 2, second dosing tank 3, booster pump 4, dosing flowmeter 5, first level gauge 6, second level gauge 7, first dosing port 8, second dosing port 9, manometer 10, mixing bin inlet 11, mixing bin outlet 12, first feed pipe 13, reaction zone 14, stirring zone 15, stirrer 16, first dosing pipe 21, second dosing pipe 31, first interface 131, second interface 132, third interface 111, fourth interface 112, demand dosing zone A, sled body B.
Detailed Description
The embodiment of the application provides a mixed dosing device of gas-liquid, solved can't contrast the chemical prevention scene in the oil well and carry out the control of dosing, and then lead to the oil well chemical prevention effect in the exploitation process not good technical problem, realized according to different scenes, the flexible control medicine add medicine speed and total amount, thereby ensure the optimization of chemical prevention effect, and ensure the accuracy and the stability of dosing, simultaneously, the subassembly such as booster pump and dosing flowmeter can reduce extravagant and cost, improve chemical prevention efficiency, thereby promote the production and the development technological effect of oil well.
Having described the basic principles of the present application, various non-limiting embodiments of the present application will now be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1, an embodiment of the present application provides a gas-liquid mixing and dosing device, which includes:
mixing bin 1, comprising:
a mixing bin inlet 11, wherein the mixing bin inlet 11 is communicated with one end of a first medicine inlet pipeline 13, and the other end of the first medicine inlet pipeline 13 is provided with a first interface 131 and a second interface 132;
a mixing bin outlet 12, wherein the mixing bin outlet 12 is communicated with a required dosing area A;
a first dosing tank 2, wherein the first dosing tank 2 is communicated with one end of a first dosing pipeline 21, and the other end of the first dosing pipeline 21 is communicated with the first interface 131;
a second dosing tank 3, wherein the second dosing tank 3 is communicated with one end of a second dosing pipeline 31, and the other end of the second dosing pipeline 31 is communicated with the second interface 132;
the booster pump 4 is arranged on the first medicine feeding pipeline 13 and is used for controlling medicine feeding speed;
and the dosing flowmeter 5 is arranged on the first dosing pipeline 13 and is used for metering dosing.
Further, the outlet of the mixing bin is a steel pipe or a hose.
Specifically, the mixing bin 1 is a part of the gas-liquid mixing and dosing device, and is used for mixing gas and liquid and delivering the mixed medicine to an area A needing dosing; specifically, the mixing cartridge 1 comprises the following components: a mixing bin inlet 11, the mixing bin inlet 11 being connected to one end of a first drug inlet pipe 13 for delivering gas and liquid into the mixing bin 1 for mixing; the other end of the first medicine inlet pipeline 13 is provided with a first interface 131 and a second interface 132 for controlling the flow rate and the proportion of gas and liquid; the mixing bin outlet 12 is communicated with the region A requiring dosing, and the mixing bin outlet 12 is used for conveying mixed medicines to the region requiring dosing; after mixing the gas and the liquid, the mixed medicine is conveyed to an area A needing medicine adding through a mixing bin 1 so as to meet different production requirements.
Specifically, the first medicine-adding box 2 refers to a container for storing a first medicine, the first medicine can be in a liquid state or a gas state, and the first medicine-adding box 2 is at normal pressure; the first dosing pipeline 21 is a pipeline connecting the first dosing tank 2 and the first interface 131; the first interface 131 is an interface for connecting the first dosing pipeline 21 and the mixing bin 1, and the first interface 131 is used for controlling the flow rate and the proportion of the first medicine;
the second medicine adding box 3 refers to a container for storing a second medicine, the second medicine can be in a liquid state or a gas state, the first medicine adding box 3 is at normal pressure, and the volumes of the first medicine adding box 2 and the second medicine adding box 3 are not less than 6 sides; the second dosing pipeline 31 is a pipeline connecting the second dosing tank 3 and the second interface 132; the second port 132 is a port connecting the second dosing pipe 31 and the mixing bin 1, and the second port 132 is used for controlling the flow rate and the proportion of the second medicine, so that the flow rate and the proportion of the first medicine and the second medicine can be accurately controlled to be mixed into the required medicine in the required dosing area a.
Specifically, the first interface 131 of the first medicine feeding pipe 13 is connected with the first medicine feeding box 2, and meanwhile, the booster pump 4 is deployed in the first medicine feeding pipe 13, the pressure is 16 mpa at maximum, the booster pump 4 has variable frequency control, can be used for controlling the medicine feeding speed of medicines, and can adjust the motor rotation speed, so that the medicine feeding amount can be adjusted; the second interface 132 of the first medicine feeding pipe 13 is connected with the first medicine feeding box 3, and meanwhile, the medicine feeding flowmeter 5 is disposed in the first medicine feeding pipe 13, the medicine feeding flowmeter 5 is used for measuring medicine feeding amount, controlling medicine feeding percentages of the first medicine and the second medicine, ensuring that the gas-liquid mixing medicine feeding device can mix medicines in an accurate proportion, and controlling medicine feeding speed and medicine feeding amount to meet requirements of a medicine feeding area A.
Specifically, the outlet of the mixing bin is a steel pipe or a hose, and the wellhead is connected, namely, when the medicine is mixed, the outlet of the mixing bin is a hose, the mixing bin can be used when carbon dioxide or high temperature water is injected; when high-temperature steam is injected, the steel pipes are used in a connecting way.
Further, the mixing bin 1 further includes:
a stirring area 15, wherein one end of the stirring area 15 is communicated with one end of the first medicine feeding pipeline 13;
a stirrer 16, wherein the stirrer 16 is disposed in the stirring area 15 and is used for stirring the drug;
the reaction zone 14, one end of the reaction zone 14 is communicated with the chemical adding required zone A, and the other end of the stirring zone 15 is communicated with the other end of the reaction zone 14.
Further, the gas-liquid mixing and dosing device further comprises:
the stirrer is a screw stirrer.
Specifically, one end of the stirring area 15 is communicated with one end of the first medicine feeding pipe 13, and the stirring area 15 is used for mixing two medicines; the stirrer 16 is disposed in the stirring area 15, and a screw stirrer is used for mixing the medicines, and the stirrer is a screw stirrer: the screw stirrer is used for stirring the medicines by rotating the screw, so that the gas and liquid medicines are fully mixed; one end of the reaction area 14 is communicated with the required dosing area A, the other end of the stirring area 15 is communicated with the other end of the reaction area 14, namely, the reaction area 14 can enable the added medicine to carry out chemical reaction with gas or liquid, and the medicine which completes the chemical reaction is conveyed to the required dosing area A and is mixed by using a screw stirrer, so that the medicine can be mixed more uniformly, and the mixing efficiency and quality are improved.
Further, the gas-liquid mixing and dosing device further comprises:
the first liquid level meter 6 is arranged on the first dosing tank 2 and is used for metering the medicine storage amount of the first dosing tank 2;
the second liquid level meter 7 is disposed on the second dosing tank 3, and is used for metering the drug storage amount of the second dosing tank 3.
Specifically, the first liquid level meter 6 is disposed on the first dosing tank 2, and the first liquid level meter 6 is used for measuring the drug storage amount of the first dosing tank 2; the second liquid level meter 7 is disposed in the second dosing tank 3, and is used for metering the drug storage amount of the second dosing tank 3, and controlling the drug storage amount through the liquid level meter so as to ensure that the drug is supplied within a required range.
Further, the gas-liquid mixing and dosing device further comprises:
the first dosing port 8 is arranged on the end face of the first dosing tank 2 and is used for storing medicines into the first dosing tank 2;
the second dosing port 9 is arranged on the end face of the second dosing tank 3, and is used for storing medicines into the second dosing tank 3.
Specifically, the first medicine adding box 2 and the second medicine adding box 3 are both provided with a medicine adding port for adding medicines into the box, the first medicine adding port 8 is formed in the end face of the first medicine adding box 2, the second medicine adding port 9 is formed in the end face of the second medicine adding box 3, meanwhile, the first medicine adding port 8 and the second medicine adding port 9 are sealed inlets, compared with the open inlets, the sealed inlets can prevent external impurities from entering the medicine box, so that stability and purity of medicine quality are guaranteed, in addition, volatilization and oxidation of medicines can be reduced by the sealed inlets, and storage time of the medicines is prolonged, and therefore, medicine quality and stability can be improved by the sealed inlet design of the first medicine adding port 8 and the second medicine adding port 9.
Further, the mixing chamber inlet 11 includes:
a third port 111, wherein the third port 111 is communicated with one end of the first medicine feeding pipe 13;
and the fourth interface 112 is a quick connector and is used for communicating with a hot car washing or pumping car.
Specifically, the third port 111 of the mixing chamber inlet 11 is communicated with one end of the first medicine feeding pipe 13, so that medicines are conveyed to the mixing chamber 1 from the outside; the fourth interface 112 of the mixing bin inlet 11 is a quick connector, which is used for connecting the mixing bin 1 with a hot car washing or pumping truck, the quick connector is a convenient and quick connector, different devices can be quickly connected, the hot car washing or pumping truck is adopted, high-temperature or high-pressure gas is pumped into the mixing bin 1 through the quick connector of the pump truck to be mixed and stirred with the required medicament pumped out by the medicine chest, so that the mixed medicament enters the reaction zone 14 to perform chemical reaction, and then special medicaments with different concentrations are formed and input into the bottom of a well.
Further, the gas-liquid mixing and dosing device further comprises:
the pressure gauge 10 is disposed in the mixing bin 1, and is used for monitoring the pressure in the mixing bin 1.
Specifically, the pressure gauge 10 is an instrument deployed in the mixing bin 1 and used for measuring the internal pressure of the mixing bin 1, and can monitor the pressure change in the mixing bin 1 in real time, so as to ensure the stability of the pressure in the mixing bin 1, and since the pressure change in the mixing bin 1 can affect the mixing effect and flowability of the medicine, it is very important to monitor and maintain the pressure in the mixing bin 1.
Furthermore, the gas-liquid mixing and dosing device is skid-mounted.
Further, the gas-liquid mixing and dosing device further comprises:
and the prying body B prys the gas-liquid mixing and dosing device.
Specifically, the gas-liquid mixing and dosing device is skid-mounted, and meanwhile, the skid body B pries the gas-liquid mixing and dosing device, so that the movement and the positioning of the gas-liquid mixing and dosing device are realized, and the convenience of the gas-liquid mixing and dosing device is improved.
In summary, the gas-liquid mixing and dosing device provided by the embodiment of the application has the following technical effects:
1. because the mixing bin inlet is adopted, the mixing bin inlet is communicated with one end of a first medicine inlet pipeline, and the other end of the first medicine inlet pipeline is provided with a first interface and a second interface; the mixing bin outlet comprises a mixing bin outlet and is communicated with a chemical adding area; the first dosing tank comprises a first dosing tank and one end of a first dosing pipeline which is communicated, and the other end of the first dosing pipeline is communicated with a first interface; the second dosing tank comprises a second dosing tank and one end of a second dosing pipeline which is communicated, and the other end of the second dosing pipeline is communicated with a second interface; the booster pump comprises a booster pump arranged on a first medicine feeding pipeline and is used for controlling medicine feeding speed; the dosing flowmeter is deployed in including first medicine feeding pipeline including dosing flowmeter for the measurement adds the dose, and this application is through providing a gas-liquid mixture dosing device, has realized according to different scenes, nimble control medicine's dosing speed and total amount to ensure the optimization of change prevention effect, and ensure the accuracy and the stability of dosing, simultaneously, subassembly such as booster pump and dosing flowmeter can reduce extravagant and cost, improves change prevention efficiency, thereby promotes the production and the development technological effect of oil well.
2. Because the stirrer is adopted as the screw stirrer, and the screw stirrer is used for mixing, medicines can be mixed more uniformly, and the mixing efficiency and quality are improved.
It will be noted that when an element is referred to as being "in communication with" another element, it can be directly connected to the other element or intervening elements may also be present. Further, the first or second element may not only represent a sequential relationship, but may also represent a particular concept, and/or may be selected individually or in whole among a plurality of elements. It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the present application and the equivalents thereof, the present application is intended to cover such modifications and variations.
Claims (10)
1. A gas-liquid mixing dosing device, comprising:
mixing bin (1), comprising:
the mixing bin inlet (11), the mixing bin inlet (11) is communicated with one end of a first medicine feeding pipeline (13), and the other end of the first medicine feeding pipeline (13) is provided with a first interface (131) and a second interface (132);
the mixing bin outlet (12), the mixing bin outlet (12) is communicated with the required dosing area (A);
the first dosing tank (2) is communicated with one end of a first dosing pipeline (21), and the other end of the first dosing pipeline (21) is communicated with the first interface (131);
the second dosing tank (3) is communicated with one end of a second dosing pipeline (31), and the other end of the second dosing pipeline (31) is communicated with the second interface (132);
the booster pump (4) is arranged on the first medicine feeding pipeline (13) and used for controlling medicine feeding speed;
and the dosing flowmeter (5) is arranged on the first dosing pipeline (13) and is used for metering dosing.
2. A gas-liquid mixing and dosing device according to claim 1, wherein the mixing cartridge (1) further comprises:
the stirring area (15) is communicated with one end of the stirring area (15) and one end of the first medicine feeding pipeline (13);
the stirrer (16) is arranged in the stirring area (15) and is used for stirring and introducing medicines;
and one end of the reaction zone (14) is communicated with the chemical adding required zone (A), and the other end of the stirring zone (15) is communicated with the other end of the reaction zone (14).
3. A gas-liquid mixing and dosing device according to claim 2, wherein the stirrer is a screw stirrer.
4. A gas-liquid mixing and dosing device as claimed in claim 1, further comprising:
the first liquid level meter (6) is arranged on the first dosing tank (2) and is used for metering the drug storage amount of the first dosing tank (2);
the second liquid level meter (7), the second liquid level meter (7) is disposed in the second dosing tank (3) and is used for metering the drug storage amount of the second dosing tank (3).
5. A gas-liquid mixing and dosing device as claimed in claim 1, further comprising:
the first dosing port (8) is formed in the end face of the first dosing tank (2) and is used for storing medicines into the first dosing tank (2);
the second dosing port (9), the second dosing port (9) is arranged on the end face of the second dosing tank (3) and is used for storing medicine to the second dosing tank (3).
6. A gas-liquid mixing dosing device according to claim 1, wherein the mixing cartridge inlet (11) comprises:
a third interface (111), wherein the third interface (111) is communicated with one end of the first medicine inlet pipeline (13);
and the fourth interface (112), wherein the fourth interface (112) is a quick connector and is used for communicating with a hot car washing or pump truck.
7. A gas-liquid mixing and dosing device as claimed in claim 1, further comprising: the pressure gauge (10) is arranged in the mixing bin (1) and used for monitoring the pressure in the mixing bin (1).
8. The gas-liquid mixing and dosing device according to claim 1, wherein the gas-liquid mixing and dosing device is skid-mounted.
9. A gas-liquid mixing and dosing device as claimed in claim 1, further comprising: the prying body (B) prys the gas-liquid mixing and dosing device.
10. The gas-liquid mixing and dosing device according to claim 1, wherein the outlet of the mixing bin is a steel pipe or a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321683818.9U CN220302115U (en) | 2023-06-29 | 2023-06-29 | Gas-liquid mixing and dosing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321683818.9U CN220302115U (en) | 2023-06-29 | 2023-06-29 | Gas-liquid mixing and dosing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302115U true CN220302115U (en) | 2024-01-05 |
Family
ID=89353709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321683818.9U Active CN220302115U (en) | 2023-06-29 | 2023-06-29 | Gas-liquid mixing and dosing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302115U (en) |
-
2023
- 2023-06-29 CN CN202321683818.9U patent/CN220302115U/en active Active
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