CN206767690U - A kind of ozone air-float reactor - Google Patents
A kind of ozone air-float reactor Download PDFInfo
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- CN206767690U CN206767690U CN201720641624.0U CN201720641624U CN206767690U CN 206767690 U CN206767690 U CN 206767690U CN 201720641624 U CN201720641624 U CN 201720641624U CN 206767690 U CN206767690 U CN 206767690U
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- air
- ozone
- eddy flow
- pipe
- plate
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000005188 flotation Methods 0.000 claims abstract description 13
- 239000010865 sewage Substances 0.000 claims description 26
- 238000007599 discharging Methods 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 3
- 238000005243 fluidization Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000005189 flocculation Methods 0.000 abstract description 5
- 230000016615 flocculation Effects 0.000 abstract description 5
- 238000006385 ozonation reaction Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 22
- 238000007667 floating Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000004332 deodorization Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Physical Water Treatments (AREA)
Abstract
A kind of ozone air-float reactor, including air supporting tank body, ozone generator, air-dissolving apparatus；Air supporting tank body is separated into Rong Qi areas, air flotation zone, Disengagement zone, clear water zone by baffle plate, cowling panel and the weir plate that air supporting tank interior is set；Oil scraper device is set on the upside of Disengagement zone；Air-dissolving apparatus includes air compressor machine, dissolving, the molten inflator of eddy flow, air dissolved pump；The molten inflator of eddy flow includes whirl cylinder, eddy flow post, helical blade, connecting plate, and the connecting plate is provided with some manholes；The connecting plate is vertically fixedly connected on whirl cylinder bottom, and the helical blade is fixedly installed on eddy flow post, and the eddy flow post and helical blade are located inside whirl cylinder, and the whirl cylinder is fixedly connected with the upper wall surface in eddy flow post Jun Yurongqi areas；The ozone generator is connected to dissolving by ozone admission line.During ozone is added to air-flotation process by the utility model, effective pre-ozonation is not only resulted in, and strengthens demulsification, flocculation.
Description
Technical field
It the utility model is related to sewage treatment area, and in particular to a kind of ozone air-float reactor.
Background technology
In sewage disposal, in part of contaminated water contain more oily substance, it is necessary to oil removing first is carried out to it could be to it
He is handled polluter.Current processing method mostly carries out oil removing using Bubble-floating Method, and oil removal by air bubbling is in oil-polluted water
In by being passed through air and make to produce microbubble in water, make particle diameter is 0.25~25 μm in sewage floating carburetion, dispersed oil or water
Middle suspended particulate is attached on bubble, is floated to the water surface with bubble and is reclaimed.The method of oil removal by air bubbling has efficiency high,
The advantages of floor space is small, to some light impurities (such as greases；Surfactant etc.) removal effect it is further preferred that.
But existing airfloat equipment and technique can only carry out oil removing, can not carry out the decolouring of sewage, deodorization and
The multinomial technique of biodegradability is improved, wants to carry out follow-up handling process, it is necessary to carry out using other equipment, to make processing cost
Increase.Therefore, a kind of gas of the multiple function of oil removing that can realize sewage simultaneously, decolouring, deodorization and raising biodegradability is designed
Floating apparatus is the technical problem of current urgent need to resolve.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of ozone air-float reactor.
To achieve the above object, the utility model uses following technical proposals：A kind of ozone air-float reactor, including air supporting
Tank body, ozone generator, air-dissolving apparatus；
The air supporting tank interior is fixedly installed baffle plate, cowling panel and weir plate successively from left to right, the baffle plate, weir plate with
The bottom plate of air supporting tank body is fixedly connected, and the cowling panel is fixedly connected with the internal face of air supporting tank body, and the cowling panel is provided with
Air supporting tank body is separated into Rong Qi areas, air flotation zone, Disengagement zone, clear water zone by some rectification holes, the baffle plate, cowling panel and weir plate；
Oil scraper device is set on the upside of the Disengagement zone, collection tank is set on rear side of the Oil scraper device；
The left lower of the air supporting tank body is provided with water inlet pipe, and the bottom of the air flotation zone and Disengagement zone is all connected with blowdown
Pipe, dredge pump is installed on the blow-off pipe, the bottom of the clear water zone is provided with water pipe, be connected with the water pipe drainpipe with
Gas dissolving pipe；
The air-dissolving apparatus includes air compressor machine, dissolving, the molten inflator of eddy flow, air dissolved pump；The outlet connection of the air compressor machine
To dissolving, the outlet of the dissolving is connected to the entrance of air dissolved pump by outlet pipe, the entrance of the air dissolved pump also with
Gas dissolving pipe is attached；The outlet of the air dissolved pump is connected to the molten inflator of eddy flow；
The molten inflator of eddy flow includes whirl cylinder, eddy flow post, helical blade, connecting plate, and the connecting plate is provided with some
Manhole；The connecting plate is vertically fixedly connected on whirl cylinder bottom, and the helical blade is fixedly installed on eddy flow post, institute
State eddy flow post and helical blade is located inside whirl cylinder, the upper wall surface in the whirl cylinder and eddy flow post Jun Yurongqi areas, which is fixed, to be connected
Connect；
The ozone generator is connected to dissolving by ozone admission line.
Preferably, the left side wall of the baffle plate is provided with multiple deflection plates from bottom to top, and the deflection plate is vertical with baffle plate
It is fixedly connected.
Preferably, the air supporting tank body inner left wall face is provided with multiple deflection plates, the deflection plate and air supporting from bottom to top
Tank body inner left wall face is vertically fixedly connected.
Preferably, the blow-off pipe is provided with sewage draining valve.
Preferably, the Gas dissolving pipe is provided with molten air valve.
Preferably, the drainpipe is provided with water discharging valve.
Preferably, the Oil scraper device includes motor, chain and oil scraping plate.
Preferably, the rectification hole is circle, and the rectification hole is distributed by equilateral triangle.
The operation principle of ozone air-float reactor：
Pending sewage enters from water inlet pipe, and oil-polluted water out of eddy flow molten inflator with flowing down dissolved with ozone and bubble
Clear water be sufficiently mixed, be provided with deflection plate in Rong Qi areas, increase turbulence and waterpower flow, promote well mixed, and prevent fluid
Short circuit；Sewage crosses baffle plate and enters air flotation zone afterwards, and the addition of ozone does not only result in effective pre-ozonation, and strengthens broken
Breast, flocculation, are adhered on bubble in the region greasy dirt, and with bubble floating, enter Disengagement zone by cowling panel afterwards,
The setting of cowling panel makes bubble be sufficiently mixed with sewage, enhances adhesive attraction of the bubble to greasy dirt；Into after Disengagement zone, with
Scraped with the sump oil of bubble floating by frizing machine scraper to oil trap, final discharge, and make the impurity for assembling sedimentation in sewage, then led to
Cross blow-off pipe discharge；Weir plate, which to be crossed, except the clear water of degreasing and impurity enters clear water zone, a part of clear water is discharged by drainpipe,
A part of clear water enters air dissolved pump by Gas dissolving pipe and carries out molten gas disposal.
The utility model has the advantages that：
1. the utility model produces ozone, during ozone is added into air-flotation process, ozone using ozone generator
Addition does not only result in effective pre-ozonation, and strengthens demulsification, flocculation, and sewage is completed during sewage oil removing
Deodorization, equipment is simple, and floor space is small.
2. rectification hole of the utility model on air supporting tank interior setting cowling panel, cowling panel makes bubble abundant with sewage
Mixing, enhances adhesive attraction of the bubble to greasy dirt, improves deoiling effect.
3. air-dissolving apparatus of the present utility model includes the molten inflator of eddy flow, helical blade, spiral are provided with the molten inflator of eddy flow
Swirl channel is formed between blade and whirl cylinder, swirl channel can make the bubbles burst in water and then produce more, body
The more small bubble of product, further improve the fused rate of gas and water.
4. being provided with some deflection plates in the utility model Rong Qi areas, the setting of deflection plate adds turbulence and waterpower flow,
Promotion sewage is well mixed with bubble, and can prevent fluid short.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model ozone air-float reactor；
Fig. 2 is the partial enlarged drawing of A in Fig. 1；
Fig. 3 is the structural representation of the utility model cowling panel；
Wherein 1-ozone generator, 2-ozone admission line, 3-dissolving, 4-air compressor machine, 5-outlet pipe, the molten gas of 6-
Pump, 7-air supporting tank body, 8- baffle plates, 9-cowling panel, 10-weir plate, 11-water inlet pipe, 12-blow-off pipe, 13- sewage draining valves, 14-blowdown
Pump, 15-water pipe, 16-Gas dissolving pipe, 17-molten air valve, 18-drainpipe, 19-water discharging valve, 20-Oil scraper device,.21-folding
Flowing plate, 22-whirl cylinder, 23-eddy flow post, 24-helical blade, 25-connecting plate, 26-rectification hole, 27-collection tank, a-Rong Qi areas,
B-air flotation zone, c-Disengagement zone, d-clear water zone.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of ozone air-float reactor, including air supporting tank body 7, ozone generator 1, air-dissolving apparatus；
It is fixedly installed baffle plate 8, cowling panel 9 and weir plate 10 inside the air supporting tank body 7 successively from left to right, the baffle plate 8,
Weir plate 10 is fixedly connected with the bottom plate of air supporting tank body 7, and the cowling panel 9 is fixedly connected with the internal face of air supporting tank body 7, described whole
Flowing plate 9 is provided with some rectification holes 26, and the rectification hole 26 on cowling panel 9 makes bubble be sufficiently mixed with sewage, enhances bubble pair
The adhesive attraction of greasy dirt, improves deoiling effect；Air supporting tank body 7 is separated into molten gas by the baffle plate 8, cowling panel 9 and weir plate 10
Area a, air flotation zone b, Disengagement zone c, clear water zone d；Oil scraper device 20, the Oil scraper device 20 are set on the upside of the Disengagement zone c
Rear side sets collection tank 27；
The left lower of the air supporting tank body 7 is provided with water inlet pipe 11, and the bottom of the air flotation zone b and Disengagement zone c are all connected with
Blow-off pipe 12, dredge pump 14 is installed, the bottom of the clear water zone d is provided with water pipe 15, the water pipe on the blow-off pipe 12
Drainpipe 18 and Gas dissolving pipe 16 are connected with 15, i.e., a part of clear water is discharged by drainpipe 18, and a part of clear water passes through Gas dissolving pipe
16 carry out molten gas disposal into air dissolved pump 6；
The air-dissolving apparatus includes air compressor machine 4, dissolving 3, the molten inflator of eddy flow, air dissolved pump 6；The outlet of the air compressor machine 4
Dissolving 3 is connected to, the outlet of the dissolving 3 is connected to the entrance of air dissolved pump 6 by outlet pipe 5, the air dissolved pump 6
Entrance is also attached with Gas dissolving pipe 16；The outlet of the air dissolved pump 6 is connected to the molten inflator of eddy flow；
The molten inflator of eddy flow includes whirl cylinder 22, eddy flow post 23, helical blade 24, connecting plate 25, the connecting plate 25
It is provided with some manholes；The connecting plate 25 is vertically fixedly connected on the bottom of whirl cylinder 22, and the helical blade 24 is fixed
It is arranged on eddy flow post 23, the eddy flow post 23 and helical blade 24 are located inside whirl cylinder 22, the whirl cylinder 22 and eddy flow
The Jun Yurongqi areas a of post 23 upper wall surface is fixedly connected；Helical blade 24, helical blade 24 and whirl cylinder are provided with the molten inflator of eddy flow
Swirl channel is formed between 22, swirl channel can make the bubbles burst in water and then generation is more, volume is more small
Bubble, further improve the fused rate of gas and water；
The ozone generator 1 is connected to dissolving 3 by ozone admission line 2, is produced using ozone generator 1 smelly
Oxygen, during ozone is added into air-flotation process, the addition of ozone does not only result in effective pre-ozonation, and strengthen demulsification,
Flocculation, the deodorization of sewage is completed during sewage oil removing, equipment is simple, and floor space is small.
Preferably, the left side wall of the baffle plate 8 is provided with multiple deflection plates 21, the deflection plate 21 and baffle plate from bottom to top
8 are vertically fixedly connected, and the setting of deflection plate 21 adds turbulence and waterpower flow, and promotion sewage is well mixed with bubble, and
Fluid short can be prevented.
Preferably, the inner left wall face of air supporting tank body 7 is provided with multiple deflection plates 21 from bottom to top, the deflection plate 21 with
The inner left wall face of air supporting tank body 7 is vertically fixedly connected, and the setting of deflection plate 21 adds turbulence and waterpower flow, promote sewage with
Bubble is well mixed, and can prevent fluid short.
Preferably, the blow-off pipe 12 is provided with sewage draining valve 13.
Preferably, the Gas dissolving pipe 16 is provided with molten air valve 17.
Preferably, the drainpipe 18 is provided with water discharging valve 19.
Preferably, the Oil scraper device 20 includes motor, chain and oil scraping plate.
Preferably, the rectification hole 26 is circle, and the rectification hole 26 is distributed by equilateral triangle.
A kind of ozone air-float reactor, its embodiment are：
Ozone is produced in ozone generator 1 and is entered by ozone admission line 2 in dissolving 3 and is produced with air compressor machine 4
Air mixing, enter eventually into air dissolved pump 6 and mixed with from the molten gas of clear water progress in Gas dissolving pipe 16, dissolved with ozone, bubble
Clear water enter in molten cyclone flow cartridge, is provided with helical blade 23, shape between helical blade 23 and whirl cylinder 22 in the molten inflator of eddy flow
Into swirl channel, swirl channel can make the bubbles burst in water and then produce the bubble more, volume is more small, enter
One step improves the fused rate of gas and water；
Pending sewage enters from water inlet pipe 11, and oil-polluted water out of eddy flow molten inflator with flowing down dissolved with ozone and gas
The clear water of bubble is sufficiently mixed, and in Rong Qi areas, a is provided with deflection plate 21, increases turbulence and waterpower flow, promotes to be well mixed, and prevent
Fluid short；Sewage crosses baffle plate 8 and does not only result in effective pre-ozonation, Er Qiejia into air flotation zone b, the addition of ozone afterwards
Strong demulsification, flocculation, are adhered on bubble in the region greasy dirt, and with bubble floating, are entered by cowling panel 9 divide afterwards
From area c, the setting of cowling panel 9 makes bubble be sufficiently mixed with sewage, enhances adhesive attraction of the bubble to greasy dirt；Into Disengagement zone
After c, the sump oil of bubble floating is followed to be scraped by Oil scraper device 20 to collection tank 27, final discharge, and make to assemble in sewage and sink
The impurity of drop, then discharged by blow-off pipe 12；Weir plate 10, which is crossed, except the clear water of degreasing and impurity enters clear water zone d, a part
Clear water is discharged by drainpipe 18, and a part of clear water carries out molten gas disposal by Gas dissolving pipe 16 into air dissolved pump 6.
In description of the present utility model, it is to be understood that the orientation of the instruction such as term "left", "right", " on ", " under "
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, people in the art
Member need not pay the various modifications that creative work can make or deformation still within the scope of protection of the utility model.
Claims (8)
1. a kind of ozone air-float reactor, it is characterized in that, including air supporting tank body, ozone generator, air-dissolving apparatus；
Baffle plate, cowling panel and weir plate, the baffle plate, weir plate and air supporting is fixedly installed in the air supporting tank interior successively from left to right
The bottom plate of tank body is fixedly connected, and the cowling panel is fixedly connected with the internal face of air supporting tank body, and the cowling panel is provided with some
Air supporting tank body is separated into Rong Qi areas, air flotation zone, Disengagement zone, clear water zone by rectification hole, the baffle plate, cowling panel and weir plate；It is described
Oil scraper device is set on the upside of Disengagement zone, collection tank is set on rear side of the Oil scraper device；
The left lower of the air supporting tank body is provided with water inlet pipe, and the bottom of the air flotation zone and Disengagement zone is all connected with blow-off pipe, institute
State and dredge pump is installed on blow-off pipe, the bottom of the clear water zone is provided with water pipe, and drainpipe and molten gas are connected with the water pipe
Pipe；
The air-dissolving apparatus includes air compressor machine, dissolving, the molten inflator of eddy flow, air dissolved pump；The outlet of the air compressor machine is connected to molten
Gas tank, the outlet of the dissolving are connected to the entrance of air dissolved pump by outlet pipe, the entrance of the air dissolved pump also with molten gas
Pipe is attached；The outlet of the air dissolved pump is connected to the molten inflator of eddy flow；
The molten inflator of eddy flow includes whirl cylinder, eddy flow post, helical blade, connecting plate, and the connecting plate is provided with some circles
Through hole；The connecting plate is vertically fixedly connected on whirl cylinder bottom, and the helical blade is fixedly installed on eddy flow post, the rotation
Fluidization tower and helical blade are located inside whirl cylinder, and the whirl cylinder is fixedly connected with the upper wall surface in eddy flow post Jun Yurongqi areas；
The ozone generator is connected to dissolving by ozone admission line.
2. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the left side wall of the baffle plate is from bottom to top
Provided with multiple deflection plates, the deflection plate is vertical with baffle plate to be fixedly connected.
3. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the air supporting tank body inner left wall face is under
Multiple deflection plates are provided with upwards, and the deflection plate is vertical with air supporting tank body inner left wall face to be fixedly connected.
4. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the blow-off pipe is provided with sewage draining valve.
5. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the Gas dissolving pipe is provided with molten air valve.
6. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the drainpipe is provided with water discharging valve.
7. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the Oil scraper device includes motor, chain
Bar and oil scraping plate.
8. a kind of ozone air-float reactor as claimed in claim 1, it is characterized in that, the rectification hole is circular, the rectification
Hole is distributed by equilateral triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641624.0U CN206767690U (en) | 2017-06-05 | 2017-06-05 | A kind of ozone air-float reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641624.0U CN206767690U (en) | 2017-06-05 | 2017-06-05 | A kind of ozone air-float reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206767690U true CN206767690U (en) | 2017-12-19 |
Family
ID=60637571
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720641624.0U Expired - Fee Related CN206767690U (en) | 2017-06-05 | 2017-06-05 | A kind of ozone air-float reactor |
Country Status (1)
| Country | Link |
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| CN (1) | CN206767690U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946853A (en) * | 2018-07-06 | 2018-12-07 | 广州博芳环保科技股份有限公司 | A kind of shallow layer flotation machine honeycomb screen |
| CN110066043A (en) * | 2019-04-09 | 2019-07-30 | 北京京创净源环境技术研究院有限公司 | A kind of sewage water treatment method of ozone-nanocatalyst concerted catalysis oxidation |
| CN110066044A (en) * | 2019-04-09 | 2019-07-30 | 北京京创净源环境技术研究院有限公司 | A kind of sewage water treatment method of ozone-loaded catalyst concerted reaction |
| CN110066045A (en) * | 2019-04-09 | 2019-07-30 | 北京京创净源环境技术研究院有限公司 | A kind of sewage water treatment method of ozone efficiently catalyzing and oxidizing |
| CN110240324A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | Air-floating apparatus with oil-water separating function |
| CN112194287A (en) * | 2020-10-21 | 2021-01-08 | 中国石油化工股份有限公司 | Sewage treatment device and method thereof |
| CN113751210A (en) * | 2020-09-16 | 2021-12-07 | 江苏中浮矿业科技有限公司 | Cyclone accelerating device for flotation column and flotation column |
| CN114538596A (en) * | 2022-03-22 | 2022-05-27 | 中建环能科技股份有限公司 | Heterogeneous fenton effluent treatment plant |
-
2017
- 2017-06-05 CN CN201720641624.0U patent/CN206767690U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946853A (en) * | 2018-07-06 | 2018-12-07 | 广州博芳环保科技股份有限公司 | A kind of shallow layer flotation machine honeycomb screen |
| CN110066043A (en) * | 2019-04-09 | 2019-07-30 | 北京京创净源环境技术研究院有限公司 | A kind of sewage water treatment method of ozone-nanocatalyst concerted catalysis oxidation |
| CN110066044A (en) * | 2019-04-09 | 2019-07-30 | 北京京创净源环境技术研究院有限公司 | A kind of sewage water treatment method of ozone-loaded catalyst concerted reaction |
| CN110066045A (en) * | 2019-04-09 | 2019-07-30 | 北京京创净源环境技术研究院有限公司 | A kind of sewage water treatment method of ozone efficiently catalyzing and oxidizing |
| CN110240324A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | Air-floating apparatus with oil-water separating function |
| CN113751210A (en) * | 2020-09-16 | 2021-12-07 | 江苏中浮矿业科技有限公司 | Cyclone accelerating device for flotation column and flotation column |
| CN113751210B (en) * | 2020-09-16 | 2023-07-11 | 江苏中浮矿业科技有限公司 | Cyclone accelerating device for flotation column and flotation column |
| CN112194287A (en) * | 2020-10-21 | 2021-01-08 | 中国石油化工股份有限公司 | Sewage treatment device and method thereof |
| CN112194287B (en) * | 2020-10-21 | 2022-06-24 | 中国石油化工股份有限公司 | Sewage treatment device and method thereof |
| CN114538596A (en) * | 2022-03-22 | 2022-05-27 | 中建环能科技股份有限公司 | Heterogeneous fenton effluent treatment plant |
| CN114538596B (en) * | 2022-03-22 | 2023-04-28 | 中建环能科技股份有限公司 | Heterogeneous Fenton wastewater treatment device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |