CN115504603A - Catalysis ozone-coagulating sedimentation integrated device - Google Patents
Catalysis ozone-coagulating sedimentation integrated device Download PDFInfo
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- CN115504603A CN115504603A CN202211264347.8A CN202211264347A CN115504603A CN 115504603 A CN115504603 A CN 115504603A CN 202211264347 A CN202211264347 A CN 202211264347A CN 115504603 A CN115504603 A CN 115504603A
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- outer cylinder
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 16
- 238000006555 catalytic reaction Methods 0.000 title claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000005345 coagulation Methods 0.000 claims abstract description 32
- 230000015271 coagulation Effects 0.000 claims abstract description 32
- 230000003197 catalytic effect Effects 0.000 claims abstract description 25
- 239000002351 wastewater Substances 0.000 claims abstract description 19
- 238000001556 precipitation Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 39
- 239000003814 drug Substances 0.000 claims description 14
- 238000005273 aeration Methods 0.000 claims description 13
- 229940079593 drug Drugs 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 7
- 230000001112 coagulating effect Effects 0.000 claims description 6
- 239000010802 sludge Substances 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000004065 wastewater treatment Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 239000010842 industrial wastewater Substances 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 229920002401 polyacrylamide Polymers 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000001376 precipitating effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005354 coacervation Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
- C02F2001/007—Processes including a sedimentation step
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- 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)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention provides a catalytic ozone-coagulating sedimentation integrated device, which comprises: outer barrel, interior barrel, annular bounding wall and agitating unit. The inner cylinder body and the annular enclosing plate are both positioned in the outer cylinder body, the annular enclosing plate is positioned in the inner cylinder body, a catalytic ozone area is formed between the inner cylinder body and the outer cylinder body, a coagulation area is formed between the inner cylinder body and the annular enclosing plate, and a precipitation area is formed inside the annular enclosing plate. The device adopts an integrated wastewater purification mode from outside to inside, improves the wastewater treatment speed, solves the problems of complex and long process and large occupied area of the traditional process flow, and has important significance in the field of industrial wastewater advanced treatment.
Description
Technical Field
The invention belongs to the technical field of industrial wastewater treatment, and particularly relates to a catalytic ozone-coagulating sedimentation integrated device.
Background
Catalytic ozone technology is considered to be one of the most effective technologies in the field of industrial wastewater treatment. The catalytic ozone technology can disintegrate and mineralize organic matter components in water in a short time, and has the advantages of high treatment efficiency, stable effect and difficult secondary pollution. In industrial wastewater treatment, the most widely used physical and chemical treatment method is the coagulating sedimentation method. The process of catalyzing ozone, coagulating and precipitating can effectively remove solid suspended matters and organic matters which are difficult to degrade in the sewage. However, the traditional 'catalytic ozone + coagulation + precipitation' process is respectively carried out in three structures or devices, and has the disadvantages of complex and long process and large occupied area. If the three processes are integrated in one device, the appearance of the traditional equipment limits the convenience of operation and affects the treatment effect and treatment efficiency due to the fact that the equipment has various pipelines for water inlet, medicament inlet, ozone inlet, water discharge, gas exhaust, slag discharge and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a catalytic ozone-coagulating sedimentation integrated device, so as to solve the problem of large occupied area of the existing device on the premise of ensuring the treatment effect.
In order to achieve the purpose, the invention adopts the technical scheme that:
a catalytic ozone-coagulating sedimentation integrated device comprises an outer cylinder, an inner cylinder and an annular coaming; the bottom of the outer cylinder body is provided with a water inlet pipe and an ozone aeration device;
the inner cylinder body is arranged in the outer cylinder body, and the inner cylinder body is communicated with the outer cylinder body only at the upper part and/or the top part; the annular enclosing plate is arranged in the inner cylinder in a hanging manner, and the upper part of the annular enclosing plate is connected with a water outlet pipe;
a catalytic ozone area is formed between the inner wall of the outer cylinder and the outer wall of the inner cylinder; a coagulation area is formed between the inner wall of the inner cylinder and the outer wall of the annular enclosing plate, and a precipitation area is formed inside the annular enclosing plate;
after entering the device through the water inlet pipe, wastewater to be treated ascends along the catalytic ozone area to enter the coagulation area, then descends along the coagulation area to enter the precipitation area, and finally ascends along the precipitation area and is discharged from the water outlet pipe.
In one embodiment, the ozone aeration device is arranged above the water inlet pipe and comprises an air inlet pipe and an annular air distribution pipe, the air inlet pipe is communicated with the annular air distribution pipe, a plurality of aeration discs are arranged on the annular air distribution pipe, and a perforated plate is arranged above the annular air distribution pipe.
In one embodiment, the perforated plates are uniformly distributed with filter heads, and the perforated plates are loaded with ozone catalysts.
In one embodiment, the top of the outer barrel body forms a circular ring structure, the middle of the outer barrel body forms a cylinder structure, the bottom of the outer barrel body forms a conical structure, the circular ring structure is provided with air vents, and the circular ring structure, the cylinder structure and the conical structure are provided with access holes.
In one embodiment, the inner cylinder is communicated with the outer cylinder only through an overflow port arranged at the upper part of the side wall of the inner cylinder.
In one embodiment, the overflow ports are provided in plurality, and the plurality of overflow ports are uniformly distributed in the circumferential direction of the inner cylinder.
In one embodiment, a medicine introducing pipe is connected to the coagulation area, and the outlet of the medicine introducing pipe is positioned below the communication position of the inner cylinder and the outer cylinder.
In one embodiment, the coagulation zone is provided with a mixing rod.
In one embodiment, the upper part of the inner wall of the annular enclosing plate is provided with an effluent weir, the effluent weir is connected with an outlet pipe, and the outlet of the outlet pipe is positioned outside the outer cylinder body.
In one embodiment, the bottom of the inner cylinder body is provided with a sludge discharge pipe, and the bottom of the outer cylinder body is provided with a vent pipe.
Compared with the prior art, the invention has the beneficial effects that:
the invention integrates the functions of catalyzing ozone, coagulating and precipitating, realizes the integrated wastewater treatment device of catalyzing ozone, coagulating and precipitating, improves the wastewater treatment efficiency, has stable treatment effect and has important significance in the field of advanced treatment of industrial wastewater.
Drawings
FIG. 1 is a schematic view of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
Referring to fig. 1, the catalytic ozone-coagulating sedimentation integrated device mainly comprises: an outer cylinder 10, an inner cylinder 20 and an annular shroud 30. The annular enclosing plate 30 is arranged in the inner cylinder 20, the inner cylinder 20 is arranged in the outer cylinder 10, obviously, the three can be coaxially arranged, so as to be beneficial to processing and process control, the space arrangement of each subarea can be ensured to be uniform while saving the space, and thus, the water in different treatment stages is uniformly distributed in each corresponding space area, the wastewater treatment effect is ensured, but the coaxial arrangement is not an unnecessary condition.
A catalytic ozone area 1 is formed between the inner wall of the outer cylinder 10 and the outer wall of the inner cylinder 20; a coagulation area 2 is formed between the inner wall of the inner cylinder body 20 and the outer wall of the annular enclosing plate 30, and a precipitation area 3 is formed inside the annular enclosing plate 30. Illustratively, the ratio of the treatment volumes of the catalytic ozone zone 1, the coagulation zone 2 and the precipitation zone 3 is about 17:1:3.
the water inlet pipe 11 of the device is arranged at the bottom of the outer cylinder 10, and a necessary ozone aeration device 12 is also required to be arranged at the water inlet position. The inner cylinder 20 is communicated with the outer cylinder 10 only at the upper part and/or the top; the annular enclosing plate 30 is suspended, and the upper part of the annular enclosing plate is connected with a water outlet pipe 32. Illustratively, the top end of the annular shroud 30 is preferably spaced from the top end of the inner barrel 20 by 150mm, and the bottom end is preferably spaced from the bottom end of the inner barrel 20 by 50mm.
Therefore, after entering the device through the water inlet pipe 11, the wastewater to be treated and the aeration ozone of the ozone aeration device 12 go upward along the catalytic ozone area 1 to enter the coagulation area 2, then go downward along the coagulation area 2 to enter the precipitation area 3, and finally go upward along the precipitation area 3 and are discharged from the water outlet pipe 32.
It is easy to understand that the ozone aeration device 12 is preferably arranged above the water inlet pipe 11, the air inlet pipe and the annular air distribution pipe are arranged, the air inlet pipe is communicated with the annular air distribution pipe, a plurality of aeration discs are arranged on the annular air distribution pipe, and the annular air distribution pipe mainly plays a role in uniform air distribution.
A perforated plate 13 is arranged above the annular gas distribution pipe of the ozone aeration device 12, and the perforated plate 13 bears an ozone catalyst. Illustratively, the perforated plate 13 is uniformly provided with filter heads 14. The filter head 14 helps to distribute water and gas uniformly, so that the wastewater and ozone can enter the ozone catalyst area on the upper part of the perforated plate 13 simultaneously.
In the embodiment of the present invention, a drug introducing tube 22 is disposed in the coagulation zone 2, the drug introducing tube 22 has a drug inlet and a drug outlet, the drug inlet is disposed outside the outer cylinder 10, the drug outlet is communicated with the coagulation zone 2 and is located below a communication position between the inner cylinder 20 and the outer cylinder 10, and the drug introducing tube 22 is used for adding a drug solution into the coagulation zone 2.
Through the medicine introducing pipe 22, polyacrylamide (PAM for short) can be introduced into the coagulation zone 2, and the PAM can accelerate the wastewater to form easily precipitated flocs in the coagulation zone 2. It will be apparent to those skilled in the art that PAM may be replaced by other agents as long as the purpose of coacervation is achieved.
In the embodiment of the present invention, the top end of the inner cylinder 20 is hermetically connected to the outer cylinder 10, and the bottom end has a support connected to the outer cylinder 10. Thus, the inner cylinder 20 communicates with the outer cylinder 10 only through the overflow port 21 provided in the upper portion of the side wall thereof. Illustratively, the overflow ports 21 are provided in plural, and the plural overflow ports 21 are uniformly distributed in the circumferential direction of the inner cylinder 20. The overflow 21 may be circular or elongated and functions to allow the water to flow in an overflow form from the catalytic ozone zone 1 into the coagulation zone 2. The overflow port 21 is preferably located 550mm from the top of the inner cylinder 20.
In the embodiment of the invention, the upper part of the inner wall of the annular enclosing plate 30 is provided with the water outlet weir 31, the water outlet weir 31 is connected with the water outlet pipe 32, the outlet of the water outlet pipe 32 is positioned outside the outer cylinder 10, the bottom of the outer cylinder 10 is provided with the emptying pipe 15, and the bottom of the inner cylinder 20 is provided with the sludge discharge pipe 23. The waste water flows from top to bottom in the coagulation zone 2, enters the sedimentation zone 3 from the bottom of the annular enclosing plate, flows from bottom to top in the sedimentation zone 3, then flows into the water outlet weir 31 at the top and is discharged through the water outlet pipe 32, the water discharged from the water outlet pipe 32 is purified water, and the sediment sinks to the bottom of the inner cylinder body 20 and is discharged through the mud pipe 23.
In the embodiment of the present invention, the annular enclosing plate 30 may have a structure with different diameters, and the diameter of the lower part is larger than that of the upper part, so that the collision of the colloid in the coagulation zone 2 is promoted, and the sedimentation is accelerated.
In the embodiment of the present invention, a stirring device 40 is further provided, and the stirring device 40 includes a driving member 41, a connecting rod 42, and a stirring rod 43 connected in sequence. The connecting rod 42 is a horizontal rod, and the stirring rod 43 is a vertical rod, which extends into the coagulation area 2 and is used for stirring the wastewater in the coagulation area 2, so that the flow path of the water in the coagulation area 2 is lengthened, the coagulation treatment of the wastewater is accelerated, the formation of flocs is accelerated to a certain extent, and the coagulation treatment effect is improved.
In addition, when the chemicals are introduced into the coagulation zone 2 through the chemical introducing tube 22, the chemicals can be sufficiently mixed with the wastewater in the coagulation zone 2 by the stirring rod 43, so that the forming area and speed of the flocs can be increased.
In the embodiment of the invention, an appearance structure arrangement mode is provided, wherein the top of the outer cylinder body 10 forms a circular ring structure, the middle part forms a cylinder structure, and the bottom forms a conical structure. And the annular structure is provided with a vent hole 17, the annular structure, the cylinder structure and the conical structure are provided with access holes 16 so as to facilitate inspection and maintenance, and the reacted gas in the outer cylinder 10 is discharged through the vent hole 17.
In summary, in this embodiment, the wastewater purification process is as follows: the bottom of the catalytic ozone area 1 is introduced with wastewater through a water inlet pipe 11, ozone is introduced through an ozone aeration device 12, the wastewater and the ozone simultaneously enter the upper part of the catalytic ozone area 1 through a filter head 14 on a perforated plate 13, and the wastewater completes catalytic ozone oxidation reaction from bottom to top. The wastewater after catalytic ozonation enters the coagulation zone 2 through the overflow port 21, and a coagulant (PAM) is added in the process to carry out coagulation reaction. And then, the coagulated wastewater flows downwards to enter the settling zone 3, the overflow value water outlet weir 31 is discharged through a water discharge pipe 32, and the separated sludge is settled to the bottom of the inner cylinder body 2 under the action of gravity and is discharged through a sludge discharge pipe 23.
The device adopts from outer to interior waste water purification mode, and waste water has accomplished catalysis ozone, has thoughtlessly congealed and deposit in proper order in the device, has improved the treatment effeciency of waste water, and the treatment effect is stable, easily automatic operation simultaneously, has solved that traditional technology energy consumption is great, equipment is many and area is wide scheduling problem, has the significance in the advanced waste water treatment field.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. The integrated device for catalyzing ozone and coagulating sedimentation is characterized by comprising an outer cylinder (10), an inner cylinder (20) and an annular coaming (30); the bottom of the outer cylinder (10) is provided with a water inlet pipe (11) and an ozone aeration device (12);
the inner cylinder (20) is arranged in the outer cylinder (10), and the inner cylinder (20) is communicated with the outer cylinder (10) only at the upper part and/or the top; the annular enclosing plate (30) is arranged in the inner cylinder body (20) in a hanging manner, and the upper part of the annular enclosing plate (30) is connected with a water outlet pipe (32);
a catalytic ozone area (1) is formed between the inner wall of the outer cylinder (10) and the outer wall of the inner cylinder (20); a coagulation area (2) is formed between the inner wall of the inner cylinder (20) and the outer wall of the annular enclosing plate (30), and a precipitation area (3) is formed inside the annular enclosing plate (30);
after entering the device through the water inlet pipe (11), wastewater to be treated ascends along the catalytic ozone area (1) to enter the coagulation area (2), then descends along the coagulation area (2) to enter the precipitation area (3), and finally ascends along the precipitation area (3) and is discharged from the water outlet pipe (32).
2. The integrated device of claim 1, wherein the ozone aeration device (12) is disposed above the water inlet pipe (11) and comprises an air inlet pipe and an annular air distribution pipe, the air inlet pipe is communicated with the annular air distribution pipe, a plurality of aeration discs are disposed on the annular air distribution pipe, and a perforated plate (13) is disposed above the annular air distribution pipe.
3. The integrated device of claim 1, wherein the perforated plates (13) are uniformly distributed with filter heads (14), and the perforated plates (13) are loaded with ozone catalyst.
4. The integrated device of claim 1, wherein the top of the outer cylinder (10) is formed into a circular structure, the middle is formed into a cylindrical structure, the bottom is formed into a conical structure, the circular structure is provided with vent holes (17), and the circular structure, the cylindrical structure and the conical structure are provided with access holes (16).
5. The catalytic ozone-coagulating sedimentation integrated device according to claim 1, wherein the inner cylinder (20) is communicated with the outer cylinder (10) only through an overflow port (21) provided at an upper portion of a side wall thereof.
6. The integrated device of claim 5, wherein the overflow ports (21) are provided in plurality, and the plurality of overflow ports (21) are uniformly distributed in the circumferential direction of the inner cylinder (20).
7. A catalysis ozone-coagulating sedimentation integrated device according to claim 1, 5 or 6, characterized in that the coagulating zone (2) is connected with a drug introducing pipe (22), and the outlet of the drug introducing pipe (22) is positioned below the communication part of the inner cylinder (20) and the outer cylinder (10).
8. A catalytic ozone-coagulative precipitation integrated apparatus according to claim 1, characterized in that the coagulation zone (2) is provided with a stirring rod (43).
9. The integrated device for catalytic ozone-coagulating sedimentation according to claim 1, wherein the upper part of the inner wall of the annular enclosing plate (30) is provided with a water outlet weir (31), the water outlet weir (31) is connected with a water outlet pipe (32), and the outlet of the water outlet pipe (32) is positioned outside the outer cylinder (10).
10. The integrated device for catalytic ozone-coagulating sedimentation according to claim 1, wherein a sludge discharge pipe (23) is provided at the bottom of the inner cylinder (20), and a blow-down pipe (15) is provided at the bottom of the outer cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211264347.8A CN115504603A (en) | 2022-10-17 | 2022-10-17 | Catalysis ozone-coagulating sedimentation integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211264347.8A CN115504603A (en) | 2022-10-17 | 2022-10-17 | Catalysis ozone-coagulating sedimentation integrated device |
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| Publication Number | Publication Date |
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| CN115504603A true CN115504603A (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211264347.8A Pending CN115504603A (en) | 2022-10-17 | 2022-10-17 | Catalysis ozone-coagulating sedimentation integrated device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10305287A (en) * | 1997-05-02 | 1998-11-17 | Kubota Corp | Ozone catalytic reactor |
| CN109775896A (en) * | 2019-03-20 | 2019-05-21 | 南京大学 | A kind of device and method of catalytic ozonation coupling coagulating sedimentation deep purifying biochemical tail water |
| CN110240323A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | The air-floating apparatus of hydraulic disturbance is provided |
| CN111186938A (en) * | 2020-01-15 | 2020-05-22 | 西安建筑科技大学 | Mechanical stirring ozone air-float integrated device |
| WO2022041733A1 (en) * | 2020-08-24 | 2022-03-03 | 同济大学建筑设计研究院(集团)有限公司 | Vertical subsurface flow wetland and water distribution method |
-
2022
- 2022-10-17 CN CN202211264347.8A patent/CN115504603A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10305287A (en) * | 1997-05-02 | 1998-11-17 | Kubota Corp | Ozone catalytic reactor |
| CN109775896A (en) * | 2019-03-20 | 2019-05-21 | 南京大学 | A kind of device and method of catalytic ozonation coupling coagulating sedimentation deep purifying biochemical tail water |
| CN110240323A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | The air-floating apparatus of hydraulic disturbance is provided |
| CN111186938A (en) * | 2020-01-15 | 2020-05-22 | 西安建筑科技大学 | Mechanical stirring ozone air-float integrated device |
| WO2022041733A1 (en) * | 2020-08-24 | 2022-03-03 | 同济大学建筑设计研究院(集团)有限公司 | Vertical subsurface flow wetland and water distribution method |
Non-Patent Citations (1)
| Title |
|---|
| 水工业市场杂志: ""十一五"水处理关键技术与过程应用案例大全", 31 October 2010, 中国环境科学出版社, pages: 301 - 303 * |
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