CN113912242B - Nanometer fluid magnetization mixing bubble generator - Google Patents
Nanometer fluid magnetization mixing bubble generator Download PDFInfo
- Publication number
- CN113912242B CN113912242B CN202111127538.5A CN202111127538A CN113912242B CN 113912242 B CN113912242 B CN 113912242B CN 202111127538 A CN202111127538 A CN 202111127538A CN 113912242 B CN113912242 B CN 113912242B
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- jacket
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- water outlet
- spiral
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- 230000005415 magnetization Effects 0.000 title claims abstract description 35
- 239000012530 fluid Substances 0.000 title claims abstract description 22
- 238000002156 mixing Methods 0.000 title claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 163
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 34
- 239000001301 oxygen Substances 0.000 claims abstract description 34
- 238000005273 aeration Methods 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 230000005291 magnetic effect Effects 0.000 claims description 21
- 238000002955 isolation Methods 0.000 claims description 15
- 239000006260 foam Substances 0.000 claims description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 230000005294 ferromagnetic effect Effects 0.000 description 5
- 244000005700 microbiome Species 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 3
- 239000002101 nanobubble Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012851 eutrophication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/02—Fluid flow conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a nanoscale fluid magnetization mixed bubble generator, which comprises a water inlet jacket, a water outlet jacket, a bubble increasing device plate, a magnetization mechanism, a spiral water flow guide column and an oxygen filtering mechanism, wherein the water inlet jacket is arranged in front of and behind the water outlet jacket and is fixedly connected with the water outlet jacket, the bubble increasing device plate is arranged at a water outlet of the water outlet jacket, the magnetization mechanism and the spiral water flow guide column are respectively arranged in the water inlet jacket in front of and behind, the magnetization mechanism is used for magnetizing water flow entering the water inlet jacket, a spiral water tank is arranged at the outer side of the spiral water flow guide column and is spirally arranged along the axial direction of the spiral water flow guide column, the spiral water tank is communicated with the water outlet jacket, a pressure increasing air aeration port is arranged in the water outlet jacket, and the pressure increasing air aeration port is communicated with an air outlet of the oxygen filtering mechanism. The bubble generator has simple and scientific structure, simple and convenient use, wide application range and high generation efficiency of nano-scale microbubbles, and solves the problem that the dual purposes of fluid magnetization and microbubble generation are required to be simultaneously satisfied in industry.
Description
Technical Field
The invention relates to a bubble generator, in particular to a nano-scale fluid magnetization mixing bubble generator.
Background
In the current water treatment field, bubble generators are gaining wide attention. Compared with a common bubble generator, the micro-nano bubble generator can generate micro-bubbles with the diameter of 0.1-50 mu m, has obvious advantages in the aspects of the concentration, the size, the uniformity and the like of the generated bubbles, and can achieve better use effect. However, the existing micro-nano bubble generator has single function and limited crushing effect on bubbles, the size of the generated bubbles is difficult to reach nano level generally, and the energy consumption is high, the efficiency is low, so that the application of the micro-nano bubble generator in the field of water treatment is greatly limited.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the nano-scale fluid magnetization mixed bubble generator which has the advantages of simple and scientific structure, simple and convenient use, wide application range and high generation efficiency of nano-scale microbubbles, and solves the dual purposes of simultaneously satisfying fluid magnetization and microbubble generation in industry.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a nanoscale fluid magnetization mixing bubble generator, includes water jacket, play water jacket, increases bubble device board, magnetization mechanism, spiral rivers guide post and oxygen filtering mechanism, water jacket with play water jacket around set up and fixed connection, increase bubble device board set up the delivery port department of play water jacket, magnetization mechanism with spiral rivers guide post set up respectively around in the water jacket, magnetization mechanism be used for magnetizing through the water inlet of water jacket get into the rivers in the water jacket, the outside of spiral rivers guide post be provided with the spiral basin, the spiral basin follow the axial of spiral rivers guide post be the heliciform setting, the spiral basin with play water jacket communicate with each other, play water jacket in be equipped with the air-pressurizing air port with the air outlet of oxygen filtering mechanism communicate with each other, the oxygen filtering mechanism be used for inhaling air, get rid of the oxygen in the air and will get rid of the oxygen after the air-pressurizing air port.
The working principle of the bubble generator is as follows: sewage enters the water inlet jacket through the water inlet of the water inlet jacket; the water flow entering the water inlet jacket is magnetized by the magnetizing mechanism firstly, so that the purposes of softening water quality, killing part of microorganisms and degrading part of organic pollutants are achieved, and the primary purification effect on sewage is achieved; the magnetized water flows through the spiral water flow guide post to be drained and accelerated, and flows through the spiral water tank on the spiral water flow guide post to form vortex and then enters the water outlet jacket; the air is sucked by the oxygen filtering mechanism through the huge negative pressure generated when the high-speed water flow enters the water outlet jacket, the oxygen in the sucked air is removed by the oxygen filtering mechanism, the air after the oxygen is removed is led to the pressurized air aeration port, the air after the oxygen is removed and the flowing spiral acceleration high-speed water flow are fully and uniformly mixed under the vortex effect through the pressurized air aeration port to form nano-scale micro-bubbles, the nano-scale micro-bubbles can be efficiently generated and stably dissolved in magnetized water, the dissolved oxygen content in the gas-liquid mixture obtained at the moment is effectively controlled, and the eutrophication of sewage can be prevented and the growth of microorganisms can be restrained; when the gas-liquid mixture is discharged from the water outlet jacket, the gas-liquid mixture collides with the foam increasing device plate, so that the generation efficiency of nano-scale microbubbles is further improved.
Preferably, the magnetizing mechanism comprises a strong magnetic isolation sleeve and eight magnetic cores, the strong magnetic isolation sleeve is in tight fit connection with the water inlet outer sleeve, four mounting grooves are formed in the circumferential direction of the outer side wall of the strong magnetic isolation sleeve at equal intervals, two magnetic cores are mounted in the mounting grooves front and back, the S poles and the N poles of the magnetic cores in the mounting grooves are opposite in position, the front side of the spiral water flow guide post extends into the strong magnetic isolation sleeve to be in tight fit connection with the strong magnetic isolation sleeve, and the rear side of the spiral water flow guide post is in tight fit connection with the water inlet outer sleeve. Eight magnetic cores installed by the installation grooves are arranged in four directions, so that magnetic induction lines can be completely densely distributed in water inflow, and the magnetization effect on water flow is ensured. In practical applications, the number of mounting slots and cores may also be varied as desired.
Preferably, the oxygen filtering mechanism comprises an air filter, a first air pipe joint, an air pipe and a second air pipe joint which are sequentially connected, the air filter is filled with granular deoxidizer, an air inlet stud is arranged on the side wall of the water outlet jacket, the second air pipe joint is in threaded connection with the air inlet stud, and an air outlet of the air inlet stud is communicated with the pressurized air aeration port.
Preferably, a diversion pressurizing pipe is arranged in the water outlet jacket, the front side and the rear side of the diversion pressurizing pipe are respectively communicated with the spiral water tank and the water outlet jacket, an annular gap is arranged between the rear end of the diversion pressurizing pipe and the inner side wall of the water outlet jacket, a pressurizing air aeration port is communicated with the annular gap, a pressurizing air aeration port is arranged on the inner side wall of the water outlet jacket, the pressurizing air aeration port is arranged on the outer side of the diversion pressurizing pipe, and an air outlet of the air inlet stud is opposite to the pressurizing air aeration port and is communicated with the pressurizing air aeration port.
Preferably, the inner side wall of the front side of the flow guiding booster pipe adopts a diameter-changing cambered surface design with a large front part and a small rear part, a horn mouth with a large front part and a large rear part is arranged in the water outlet jacket, the rear side of the flow guiding booster pipe is communicated with the horn mouth, and the foam increasing device plate is arranged at the rear end of the horn mouth. The design of the reducing cambered surface of the inner side wall of the front side of the diversion pressurizing pipe can further accelerate the water flow speed entering the water outlet jacket, meanwhile, the horn mouth can increase the water pressure in unit area, the water flow speed flowing to the foam increasing device plate is improved, and the generation amount of nano-scale microbubbles is increased.
Preferably, the diversion pressurizing pipe is a zirconia diversion pressurizing wear-resistant pipe, has good diversion, pressurizing and wear-resistant effects, and is not easy to be worn by water flow.
Preferably, the foam increasing device plate is provided with a plurality of first taper holes with small front parts and large rear parts.
Preferably, the water inlet of the water inlet jacket is provided with an energy-collecting guide plate. The sewage enters the water inlet jacket through the energy-collecting guide plate, and the energy-collecting guide plate is used for preliminarily forming bubbles and increasing the water flow speed of the water inlet, so that the generation efficiency of nano-scale microbubbles is improved.
Preferably, the energy-collecting guide plate is provided with a plurality of second taper holes with front and rear sizes.
Preferably, the water inlet jacket is in threaded connection with the water outlet jacket.
Compared with the prior art, the invention has the following advantages: the nano-scale fluid magnetization mixed bubble generator has the advantages of simple and scientific structure, simple and convenient use, wide application range and high generation efficiency of nano-scale microbubbles, and solves the problem that the dual purposes of fluid magnetization and microbubble generation are simultaneously met in industry. The bubble generator can fully and uniformly mix air after oxygen removal and flowing spiral acceleration high-speed water flow under the vortex effect to form nanoscale microbubbles, and the nanoscale microbubbles can be efficiently generated and stably dissolved in magnetized water, so that the dissolved oxygen content in the obtained gas-liquid mixture is effectively controlled, the sewage is prevented from being eutrophicated, and the growth of microorganisms is restrained.
Drawings
FIG. 1 is a schematic diagram of a nano-scale fluid magnetization mixing bubble generator according to example 1;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a cross-sectional view taken at 3-fold magnification of B-B in FIG. 1;
FIG. 4 is a schematic structural diagram of a nano-scale fluid magnetization mixing bubble generator in example 2;
FIG. 5 is an enlarged view of FIG. 4 at C;
fig. 6 is a cross-sectional view of D-D in fig. 4, at a 3-fold magnification.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
The nanoscale fluid magnetization mixed bubble generator of embodiment 1, as shown in fig. 1-3, comprises a water inlet jacket 1, a water outlet jacket 2, a bubble increasing device plate 3, a magnetization mechanism, a spiral water flow guide post 5 and an oxygen filtering mechanism, wherein the water inlet jacket 1 is arranged front and back of the water outlet jacket 2 and is in threaded connection, the bubble increasing device plate 3 is provided with a plurality of first taper holes 31 with small front and big back, the bubble increasing device plate 3 is arranged at a water outlet of the water outlet jacket 2, the magnetization mechanism and the spiral water flow guide post 5 are respectively arranged in the water inlet jacket 1 front and back, the magnetization mechanism is used for magnetizing water flow in the water inlet jacket 1 through a water inlet of the water inlet jacket 1, the spiral water groove 51 is arranged outside the spiral water flow guide post 5, the spiral water groove 51 is spirally arranged along the axial direction of the spiral water flow guide post 5, the spiral water groove 51 is communicated with the water outlet jacket 2, the water outlet jacket 2 is internally provided with a pressurizing air aeration port 21, the pressurizing air aeration port 21 is communicated with the oxygen filtering mechanism, and the oxygen filtering mechanism is used for sucking air, removing oxygen in the sucked air and guiding the oxygen in the air to the pressurizing air port 21.
In embodiment 1, the magnetization mechanism comprises a ferromagnetic isolation sleeve 61 and eight magnetic cores 62, the ferromagnetic isolation sleeve 61 is in close-fitting connection with the water inlet jacket 1, four mounting grooves 63 are formed in the circumferential direction of the outer side wall of the ferromagnetic isolation sleeve 61 at equal intervals, two magnetic cores 62 are mounted in each mounting groove 63 in a front-back mode, the S poles and N poles of the magnetic cores 62 in the two mounting grooves 63 in opposite positions are arranged in a pair mode, the front side of the spiral water flow guide post 5 extends into the ferromagnetic isolation sleeve 61 to be in close-fitting connection with the ferromagnetic isolation sleeve 61, and the rear side of the spiral water flow guide post 5 is in close-fitting connection with the water inlet jacket 1.
In embodiment 1, the oxygen filtering mechanism comprises an air filter 71, a first air pipe joint 72, an air pipe 73 and a second air pipe joint 74 which are sequentially connected, the air filter 71 is filled with a granular deoxidizer 75, in this embodiment, the granular deoxidizer 75 is a commercially available product, an air inlet stud 22 is installed on the side wall of the water outlet jacket 2, the second air pipe joint 74 is in threaded connection with the air inlet stud 22, and the air outlet of the air inlet stud 22 is communicated with the pressurized air aeration port 21.
In the embodiment 1, a diversion pressurizing pipe 8 is arranged in the water outlet jacket 2, in the embodiment, the diversion pressurizing pipe 8 is a zirconia diversion pressurizing wear-resistant pipe, the front side and the rear side of the diversion pressurizing pipe 8 are respectively communicated with the spiral water tank 51 and the water outlet jacket 2, an annular gap 23 is arranged between the rear end of the diversion pressurizing pipe 8 and the inner side wall of the water outlet jacket 2, a pressurizing air aeration port 21 is communicated with the annular gap 23, a pressurizing air aeration port 21 is arranged on the inner side wall of the water outlet jacket 2, the pressurizing air aeration port 21 is arranged on the outer side of the diversion pressurizing pipe 8, and the air outlet of the air inlet stud 22 is opposite to the pressurizing air aeration port 21 and is communicated with the pressurizing air aeration port 21; the inner side wall 81 of the front side of the diversion and pressurization pipe 8 adopts a diameter-changing cambered surface design with a big front part and a small back part, a horn mouth 24 with a big front part and a big back part is arranged in the water outlet jacket 2, the back side of the diversion and pressurization pipe 8 is communicated with the horn mouth 24, and the foam boosting device plate 3 is arranged at the back end of the horn mouth 24.
In the working process of the nano-scale fluid magnetization mixing bubble generator in the embodiment 1, sewage enters the water inlet jacket 1 through the water inlet of the water inlet jacket 1; the water flow entering the water inlet jacket 1 is magnetized by the magnetizing mechanism firstly, so as to soften water quality, kill partial microorganisms and degrade partial organic pollutants, and perform the primary purification function on sewage; the magnetized water flows through the spiral water flow guide post 5 to be drained and accelerated, and flows through the spiral water tank 51 on the spiral water flow guide post 5 to enter the diversion pressurizing pipe 8 to form vortex and then enter the water outlet jacket 2; the air is sucked by the oxygen filtering mechanism through the huge negative pressure generated when the high-speed water flow enters the water outlet jacket 2, the oxygen in the sucked air is removed by the oxygen filtering mechanism, the air after the oxygen is removed is led to the pressurizing air aeration port 21, the air after the oxygen is removed and the flowing spiral acceleration high-speed water flow are fully and uniformly mixed under the swirling action through the pressurizing air aeration port 21 to form nano-scale micro-bubbles, the nano-scale micro-bubbles can be efficiently generated and stably dissolved in magnetized water, and the dissolved oxygen content in the obtained gas-liquid mixture is effectively controlled at the moment, so that the eutrophication of sewage can be prevented and the growth of microorganisms can be restrained; when the gas-liquid mixture is discharged from the bell mouth 24 in the water outlet jacket 2, the gas-liquid mixture collides with the foam increasing device plate 3, so that the generation efficiency of nano-scale microbubbles is further improved.
The difference between the nano-scale fluid magnetization mixing bubble generator of embodiment 2 and embodiment 1 is that in embodiment 2, as shown in fig. 4 to 6, the water inlet of the water inlet jacket is provided with an energy-collecting guide plate 4, and a plurality of second taper holes 41 with large front and small rear are formed on the energy-collecting guide plate 4. In the working process of the nano-scale fluid magnetization mixed bubble generator in embodiment 2, sewage enters the water inlet jacket 1 through the energy-collecting guide plate 4, and the energy-collecting guide plate 4 can primarily form bubbles and increase the water inlet flow velocity, so that the generation efficiency of nano-scale micro-bubbles is further improved.
Claims (6)
1. The nano-scale fluid magnetization mixing bubble generator is characterized by comprising a water inlet jacket, a water outlet jacket, a bubble increasing device plate, a magnetization mechanism, a spiral water flow guide column and an oxygen filtering mechanism, wherein the water inlet jacket is arranged in front of and behind the water outlet jacket and fixedly connected with the water outlet jacket, the bubble increasing device plate is arranged at a water outlet of the water outlet jacket, the magnetization mechanism and the spiral water flow guide column are respectively arranged in the water inlet jacket in front of and behind, the magnetization mechanism is used for magnetizing water flow entering the water inlet jacket through a water inlet of the water inlet jacket, a spiral water tank is arranged at the outer side of the spiral water flow guide column, the spiral water tank is arranged in a spiral shape along the axial direction of the spiral water flow guide column, the spiral water tank is communicated with the water outlet jacket, an air increasing opening is arranged in the water outlet jacket, the air increasing opening is communicated with an air outlet of the oxygen filtering mechanism, and the oxygen filtering mechanism is used for sucking air, removing oxygen in the water inlet of the water jacket and removing oxygen in the air increasing air after the sucked air is introduced into the air; the oxygen filtering mechanism comprises an air filter, a first air pipe joint, an air pipe and a second air pipe joint which are sequentially connected, wherein the air filter is filled with granular deoxidizer, an air inlet stud is arranged on the side wall of the water outlet jacket, the second air pipe joint is in threaded connection with the air inlet stud, and an air outlet of the air inlet stud is communicated with the pressurized air aeration port; the water outlet jacket is internally provided with a diversion pressurizing pipe, the front side and the rear side of the diversion pressurizing pipe are respectively communicated with the spiral water tank and the water outlet jacket, an annular gap is arranged between the rear end of the diversion pressurizing pipe and the inner side wall of the water outlet jacket, the pressurizing air aeration port is communicated with the annular gap, the pressurizing air aeration port is arranged on the inner side wall of the water outlet jacket, the pressurizing air aeration port is arranged on the outer side of the diversion pressurizing pipe, and the air outlet of the air inlet stud is opposite to the pressurizing air aeration port and is communicated with the pressurizing air aeration port;
the magnetizing mechanism comprises a strong magnetic isolation sleeve and eight magnetic cores, the strong magnetic isolation sleeve is in tight fit connection with the water inlet outer sleeve, four mounting grooves are formed in the circumferential direction of the outer side wall of the strong magnetic isolation sleeve at equal intervals, two magnetic cores are mounted in the mounting grooves front and back, the S poles and N poles of the magnetic cores in the mounting grooves are opposite in position, the front side of the spiral water flow guide post stretches into the strong magnetic isolation sleeve to be in tight fit connection with the strong magnetic isolation sleeve, and the rear side of the spiral water flow guide post is in tight fit connection with the water inlet outer sleeve;
the inner side wall of the front side of the flow guiding booster pipe adopts a diameter-changing cambered surface design with a big front part and a small back part, a horn mouth with a big front part and a big back part is arranged in the water outlet jacket, the rear side of the flow guiding booster pipe is communicated with the horn mouth, and the foam increasing device plate is arranged at the rear end of the horn mouth.
2. The nano-scale fluid magnetization mixing bubble generator according to claim 1, wherein the diversion pressurizing pipe is a zirconia diversion pressurizing wear-resistant pipe.
3. The nano-scale fluid magnetization mixing bubble generator according to claim 1, wherein the bubble increasing device plate is provided with a plurality of first taper holes with small front and big back.
4. The nano-scale fluid magnetization mixing bubble generator according to claim 1, wherein the water inlet of the water inlet jacket is provided with an energy-collecting guide plate.
5. The nano-scale fluid magnetization mixing bubble generator according to claim 4, wherein the energy-collecting baffle is provided with a plurality of second taper holes with big front and small back.
6. The nano-scale fluid magnetizing mixed bubble generator of claim 1, wherein the water inlet jacket is in threaded connection with the water outlet jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111127538.5A CN113912242B (en) | 2021-09-26 | 2021-09-26 | Nanometer fluid magnetization mixing bubble generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111127538.5A CN113912242B (en) | 2021-09-26 | 2021-09-26 | Nanometer fluid magnetization mixing bubble generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113912242A CN113912242A (en) | 2022-01-11 |
| CN113912242B true CN113912242B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111127538.5A Active CN113912242B (en) | 2021-09-26 | 2021-09-26 | Nanometer fluid magnetization mixing bubble generator |
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| CN109731495A (en) * | 2019-01-31 | 2019-05-10 | 上海捷乔纳米科技有限公司 | A kind of spiral microbubble generator |
| JP2020131136A (en) * | 2019-02-21 | 2020-08-31 | 株式会社大林組 | Anaerobic water flowing system and water flowing anaerobic bio system |
| CN113354071A (en) * | 2021-06-28 | 2021-09-07 | 广东索克曼生态环境科技有限公司 | Micro-nano jet aerator |
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2021
- 2021-09-26 CN CN202111127538.5A patent/CN113912242B/en active Active
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| JP2012139646A (en) * | 2010-12-29 | 2012-07-26 | Bicom:Kk | Micro nano-bubble generating apparatus, and micro nano-bubble water generating apparatus |
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| CN113912242A (en) | 2022-01-11 |
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