CN112429834A - Catalytic oxidation device - Google Patents
Catalytic oxidation device Download PDFInfo
- Publication number
- CN112429834A CN112429834A CN202011270102.7A CN202011270102A CN112429834A CN 112429834 A CN112429834 A CN 112429834A CN 202011270102 A CN202011270102 A CN 202011270102A CN 112429834 A CN112429834 A CN 112429834A
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- Prior art keywords
- tank
- aeration
- hollow
- main shaft
- hole
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- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 21
- 230000003647 oxidation Effects 0.000 title claims abstract description 18
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 67
- 238000005273 aeration Methods 0.000 claims abstract description 66
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 11
- 239000004917 carbon fiber Substances 0.000 claims description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 5
- 239000010865 sewage Substances 0.000 abstract description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 abstract description 7
- 239000001301 oxygen Substances 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 6
- 210000005056 cell body Anatomy 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 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
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a catalytic oxidation device, which comprises an intermediate tank, an external tank, an aeration device and an ozone generating device, wherein the intermediate tank is arranged in the middle of the external tank; the external pool is arranged outside the middle pool and wraps the middle pool; the upper end of the middle pool is provided with a stirring motor, a motor rod of the stirring motor extends downwards and is correspondingly provided with a hollow main shaft, the hollow main shaft extends downwards into the middle pool, and the lower end part of the hollow main shaft is correspondingly arranged at the bottom of the middle pool through a mechanical seal bearing. When the device is used for treating sewage, the hollow stirring rod is driven by the stirring motor to stir the sewage, oxygen generated by aeration and ozone generated by the ozone generator are discharged into the sewage from the aeration outer hole of the hollow stirring rod, and the oxygen and the ozone are discharged while the hollow stirring rod is used for stirring, so that the sewage is combined with the oxygen and the ozone more easily, and the sewage oxidation reaction quality and efficiency can be effectively improved.
Description
Technical Field
The invention relates to the technical field of environment-friendly equipment, in particular to a catalytic oxidation device.
Background
In the existing decontamination equipment, in order to solve the problem that COD and chromaticity of sewage exceed standards in the sewage treatment process, catalytic oxidation treatment needs to be carried out on the sewage, an aeration device or an ozone generation device is mostly adopted in the prior art, the sewage is subjected to oxidation reaction with oxygen and enhanced treatment by adding a catalytic agent and the like, so that the purification treatment of the sewage is achieved, the further deep decoloration of the sewage is realized, and the removal efficiency of the COD is improved; the filling of ozone and oxygen among the prior art is very simple in the sewage, can not effectual and sewage fusion reaction, leads to sewage catalytic oxidation's efficiency not very high, can not effectual improvement work efficiency and quality.
Disclosure of Invention
The invention aims to provide a catalytic oxidation device aiming at the defects in the prior art.
The technical scheme is as follows: the technical scheme adopted by the invention for solving the problems is as follows: a catalytic oxidation device comprises an intermediate tank, an external tank, an aeration device and an ozone generating device; the external pool is arranged outside the middle pool and wraps the middle pool; the upper end of the middle tank is provided with a stirring motor, a motor rod of the stirring motor extends downwards and is correspondingly provided with a hollow main shaft, the hollow main shaft extends downwards into the middle tank, the lower end part of the hollow main shaft is correspondingly arranged at the bottom of the middle tank through a set mechanical seal bearing, and the aeration device and the ozone generating device are provided with vent pipes and are correspondingly communicated with the hollow main shaft inside through the mechanical seal bearing; the hollow main shaft is also provided with a plurality of hollow stirring shafts which transversely extend out, and the hollow main shaft is communicated with the space inside the hollow stirring shafts; the hollow stirring shaft is also provided with an aeration outer hole, and gas can be discharged from the aeration outer hole while the hollow main shaft rotates; the upper end tank wall of the middle tank is also provided with an overflow hole, and liquid in the middle tank correspondingly flows into the external tank from the overflow hole; the outer side wall of the upper end of the middle tank is also provided with a corresponding circle of L-shaped baffle, and a slow flow tank is formed by the baffle; an L-shaped baffle is also arranged on the side wall of the outer tank below the slow flow tank, an ultraviolet treatment tank is formed by the baffle, and an ultraviolet treatment lamp transversely extending into the ultraviolet treatment tank is also arranged on the inner side wall of the outer tank; the slow flow pond of setting on middle pond cell body outer wall sets up for upper and lower alternative with setting up the ultraviolet treatment pond on outside pond cell body inner wall, and liquid from the top down overflows and flows to the bottom after ultraviolet treatment pond handles.
Preferably, the bottom of the middle tank is also correspondingly provided with a liquid inlet pipe; the bottom of the external tank is correspondingly provided with a liquid outlet pipe; and the pipe body is provided with valves.
Preferably, the aeration outer holes are uniformly arranged on the rod body of the hollow stirring shaft at intervals, an inner cylinder body with the size being matched with the inner diameter is correspondingly arranged in each hollow stirring shaft, a spring part is correspondingly fixed between the outer side end of the inner cylinder body and the inner rod end of the hollow stirring shaft, and the spring part supports the inner cylinder body inwards; the inner cylinder is also provided with an aeration inner hole corresponding to the position of the aeration outer hole, and when the inner cylinder is at the original position, the positions of the aeration inner hole and the aeration outer hole are not overlapped, so that the aeration outer hole is sealed; and after the hollow stirring shaft rotates, the inner cylinder moves outwards to extrude the spring part under the action of centrifugal force, so that the positions of the aeration inner hole and the aeration outer hole are overlapped, and gas is discharged.
Preferably, at least four hollow stirring shafts are arranged on the hollow main shaft.
Preferably, a carbon fiber filter screen is arranged in the middle pool, the carbon fiber filter screen is arranged between every two adjacent hollow stirring shafts, and the hollow main shaft penetrates through the carbon fiber filter screen.
Preferably, the ultraviolet treatment lamps installed in each ultraviolet treatment tank are installed in a circle, and at least five lamps are installed.
Preferably, at least four aeration outer holes are arranged on the hollow stirring shaft, and the aeration outer holes are all arranged at the position of the lower end face of the hollow stirring shaft.
Has the advantages that: compared with the prior art, the invention has the following advantages:
(1) in the device, a stirring motor is additionally arranged in an intermediate tank, a stirring main shaft is a hollow main shaft, a stirring rod is also a hollow stirring rod, the inner spaces of the hollow main shaft and the stirring rod are communicated, the bottom of the hollow main shaft is connected and installed through a mechanical seal bearing and is communicated with an aeration device and an ozone generating device, and an aeration outer hole is formed in the hollow stirring rod;
(2) in the device, sewage enters the tank body from the bottom of the middle tank and slowly flows upwards into the external tank from the overflow hole, a carbon fiber filter screen is arranged in the middle tank and can filter impurities, the sewage after oxidation treatment from the bottom enters the external tank and then flows into the slow flow tank, the flow speed is reduced, and then the sewage slowly flows into the ultraviolet treatment tank at the bottom;
(3) in the device, an inner cylinder body is also arranged in each hollow stirring rod, the outer side end of the inner cylinder body is correspondingly provided with a spring part which is fixed in the hollow stirring rod through the spring part, an aeration inner hole is arranged on the inner cylinder body, the positions of the aeration inner hole and the aeration outer hole are correspondingly arranged, under the original condition, the spring part supports and fixes the inner cylinder body, the positions of the aeration inner hole and the aeration outer hole are not corresponding, so that the two holes are in a blocking state, after a stirring motor is started to drive a hollow main shaft to rotate, the hollow stirring rod generates centrifugal force after rotating, the inner cylinder body can correspondingly move outwards, so that the positions of the aeration inner hole and the aeration outer hole can be correspondingly overlapped, the internal gas is correspondingly discharged to the outside, after the stirring motor is stopped, the inner cylinder body is reset under the action of the stirring motor, and the two holes can be blocked, the automatic opening and closing of exhaust can be realized, the convenience is very high, and sewage can be effectively prevented from flowing back into the shaft body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view showing an installation structure of the inner cylinder according to the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, a catalytic oxidation apparatus comprises an intermediate tank 1, an outer tank 2, an aeration apparatus 3 and an ozone generation apparatus 4; the external tank 2 is arranged outside the intermediate tank 1 and wraps the intermediate tank 1; the upper end of the middle tank 1 is provided with a stirring motor 5, the motor rod of the stirring motor 5 extends downwards and is correspondingly provided with a hollow main shaft 6, the hollow main shaft 6 extends downwards into the middle tank 1, the lower end part of the hollow main shaft 6 is correspondingly arranged at the bottom of the middle tank 1 through a set mechanical seal bearing 7, and the aeration device 3 and the ozone generating device 4 are provided with vent pipes 8 and are correspondingly communicated with the hollow main shaft 6 inside through the mechanical seal bearing 7; the hollow main shaft 6 is also provided with a plurality of hollow stirring shafts 9 which transversely extend out, and the hollow main shaft 6 is communicated with the space inside the hollow stirring shafts 9; an aeration outer hole 10 is also arranged on the hollow stirring shaft 9, and gas can be discharged from the aeration outer hole 10 when the hollow main shaft 6 rotates; the upper end tank wall of the intermediate tank 1 is also provided with an overflow hole 11, and liquid in the intermediate tank 1 correspondingly flows into the external tank 2 from the overflow hole 11; the outer side wall of the upper end of the middle tank 1 is also provided with a corresponding circle of L-shaped baffle plates 12, and a slow flow tank 13 is formed by the baffle plates 12; an L-shaped baffle plate 12 is also arranged on the side wall of the outer tank 2 below the slow flow tank 13, an ultraviolet treatment tank 14 is formed by the baffle plate 12, and an ultraviolet treatment lamp 15 transversely extending into the ultraviolet treatment tank 14 is also arranged on the inner side wall of the tank body of the outer tank 2; the slow flow tank 13 arranged on the outer wall of the tank body of the intermediate tank 1 and the ultraviolet treatment tank 14 arranged on the inner wall of the tank body of the external tank 2 are alternately arranged up and down, and liquid overflows from top to bottom and flows to the bottom after being treated by the ultraviolet treatment tank 14.
The bottom of the middle tank 1 is also correspondingly provided with a liquid inlet pipe 16; the bottom of the external tank 2 is correspondingly provided with a liquid outlet pipe 17; and the pipe body is provided with valves.
The aeration outer holes 10 are uniformly arranged on the rod body of the hollow stirring shaft 9 at intervals, an inner cylinder 18 with the size being matched with the inner diameter is correspondingly arranged in each hollow stirring shaft 9, a spring piece 19 is correspondingly fixed between the outer side end of the inner cylinder 18 and the inner rod end of the hollow stirring shaft 9, and the inner cylinder 18 is supported by the spring piece 19 inwards; the inner cylinder 18 is also provided with an aeration inner hole 20 corresponding to the position of the aeration outer hole 10, and when the inner cylinder 18 is at the original position, the positions of the aeration inner hole 20 and the aeration outer hole 10 are not overlapped, so that the aeration outer hole 10 is closed; after the hollow stirring shaft 9 rotates, the inner cylinder 18 moves outwards to extrude the spring piece 19 under the action of centrifugal force, so that the positions of the aeration inner hole 20 and the aeration outer hole 10 are overlapped, and gas is discharged.
The hollow main shaft 6 is at least provided with four hollow stirring shafts 9; a carbon fiber filter screen 21 is also arranged in the intermediate tank 1, the carbon fiber filter screen 21 is arranged between every two adjacent hollow stirring shafts 9, and the hollow main shaft 6 penetrates through the carbon fiber filter screen 21; the ultraviolet treatment lamps 15 arranged in each ultraviolet treatment pool 14 are correspondingly arranged in a circle, and at least five ultraviolet treatment lamps are arranged; at least four aeration outer holes 10 are arranged on the hollow stirring shaft 9, and the aeration outer holes 10 are all arranged at the position of the lower end face of the hollow stirring shaft 9.
Install agitator motor additional in the middle pond among this device, the main shaft of stirring sets up to cavity main shaft and puddler and also sets up to the cavity puddler, both inner space intercommunication, cavity main shaft bottom is connected the installation through mechanical seal bearing, and communicate with aeration equipment and ozone generating device, set up the aeration outer hole on the cavity puddler, so when handling sewage, earlier drive the cavity puddler through agitator motor and mix sewage, and the ozone that the aeration produced and ozone generator took place discharges to sewage from the aeration outer hole of cavity puddler, realize the discharge of oxygen and ozone when the stirring of cavity puddler, sewage just so combines with oxygen and ozone more easily, can effectual improvement sewage oxidation reaction quality and efficiency.
In sewage enters into the cell body from the bottom in middle pond in this device, slowly upwards flow into outside pond from the overflow hole, be provided with the carbon fiber filter screen in the middle pond, can filter some impurity, the sewage that passes through oxidation treatment from the bottom enters into outside pond after earlier flows into the slow flow pond, the velocity of flow slows down, later slowly flow into in the ultraviolet treatment pond of bottom, install the ultraviolet treatment lamp in the ultraviolet treatment pond, handle such as virus killing through this ultraviolet treatment lamp, and be provided with a plurality of ultraviolet treatment ponds from top to bottom, sewage from the top down the in-process of leaving, can carry out the processing of sewage repeatedly, final sewage stays to flow to the bottom and discharges from the drain pipe, the more thorough high efficiency of the processing of sewage.
In the device, an inner cylinder is arranged in each hollow stirring rod, the outer side end of the inner cylinder is correspondingly provided with a spring part which is fixed in the hollow stirring rod through the spring part, an aeration inner hole is arranged on the inner cylinder, the positions of the aeration inner hole and the aeration outer hole are correspondingly arranged, under the original condition, the spring part supports and fixes the inner cylinder, the positions of the aeration inner hole and the aeration outer hole are not corresponding, so that the two holes are in a blocking state, after a stirring motor is started to drive a hollow main shaft to rotate, the hollow stirring rod generates centrifugal force after rotating, the inner cylinder can correspondingly move outwards, so that the positions of the aeration inner hole and the aeration outer hole are correspondingly overlapped, the internal gas is correspondingly discharged to the outside, after the stirring motor is stopped, the inner cylinder is reset under the action of the stirring motor, the two holes can be blocked, and the automatic opening and closing of exhaust can be realized, the device is very convenient, and can also effectively prevent sewage from flowing back into the shaft body.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made within the spirit and scope of the invention as claimed should be included in the appended claims.
Claims (7)
1. A catalytic oxidation device is characterized by comprising an intermediate tank (1), an external tank (2), an aeration device (3) and an ozone generating device (4); the external pool (2) is arranged outside the middle pool (1) and wraps the middle pool (1); the upper end of the middle pool (1) is provided with a stirring motor (5), a motor rod of the stirring motor (5) extends downwards and is correspondingly provided with a hollow main shaft (6), the hollow main shaft (6) extends downwards into the middle pool (1), the lower end part of the hollow main shaft is correspondingly arranged at the bottom of the middle pool (1) through a set mechanical seal bearing (7), and the aeration device (3) and the ozone generating device (4) are provided with vent pipes (8) and are correspondingly communicated with the inner hollow main shaft (6) through the mechanical seal bearing (7); the hollow main shaft (6) is also provided with a plurality of hollow stirring shafts (9) which transversely extend out, and the hollow main shaft (6) is communicated with the space inside the hollow stirring shafts (9); an aeration outer hole (10) is also arranged on the hollow stirring shaft (9), and gas can be discharged from the aeration outer hole (10) while the hollow main shaft (6) rotates; the upper end tank wall of the middle tank (1) is also provided with an overflow hole (11), and liquid in the middle tank (1) correspondingly flows into the external tank (2) from the overflow hole (11); the outer side wall of the upper end of the middle tank (1) is also provided with a corresponding circle of L-shaped baffle plates (12), and a slow flow tank (13) is formed by the baffle plates (12); an L-shaped baffle (12) is also arranged on the side wall of the outer tank (2) below the slow flow tank (13), an ultraviolet treatment tank (14) is formed by the baffle (12), and an ultraviolet treatment lamp (15) transversely extending into the ultraviolet treatment tank (14) is also arranged on the inner side wall of the tank body of the outer tank (2); the slow flow tank (13) arranged on the outer wall of the tank body of the intermediate tank (1) and the ultraviolet treatment tank (14) arranged on the inner wall of the tank body of the external tank (2) are alternately arranged from top to bottom, and liquid overflows from top to bottom and flows to the bottom after being treated by the ultraviolet treatment tank (14).
2. A catalytic oxidation unit according to claim 1, wherein: a liquid inlet pipe (16) is correspondingly arranged at the bottom of the middle tank (1); the bottom of the external tank (2) is correspondingly provided with a liquid outlet pipe (17); and the pipe body is provided with valves.
3. A catalytic oxidation unit according to claim 2, wherein: the aeration outer holes (10) are uniformly arranged on the rod body of the hollow stirring shaft (9) at intervals, an inner cylinder body (18) with the size and the inner diameter matched with each other is correspondingly arranged in each hollow stirring shaft (9), a spring part (19) is correspondingly fixed between the outer side end of the inner cylinder body (18) and the inner rod end of the hollow stirring shaft (9), and the spring part (19) supports the inner cylinder body (18) inwards; an inner aeration hole (20) corresponding to the outer aeration hole (10) is further formed in the inner cylinder (18), and when the inner cylinder (18) is at the original position, the positions of the inner aeration hole (20) and the outer aeration hole (10) are not overlapped, so that the outer aeration hole (10) is closed; after the hollow stirring shaft (9) rotates, the inner cylinder (18) moves outwards to extrude the spring piece (19) under the action of centrifugal force, so that the positions of the aeration inner hole (20) and the aeration outer hole (10) are overlapped, and gas is discharged.
4. A catalytic oxidation unit according to claim 1, wherein: the hollow main shaft (6) is at least provided with four hollow stirring shafts (9).
5. A catalytic oxidation unit according to claim 4, wherein: the middle pool (1) is also internally provided with a carbon fiber filter screen (21), the carbon fiber filter screen (21) is arranged between every two adjacent hollow stirring shafts (9), and the hollow main shaft (6) penetrates through the carbon fiber filter screen (21).
6. A catalytic oxidation unit according to claim 1, wherein: each ultraviolet treatment lamp (15) arranged in each ultraviolet treatment pool (14) is correspondingly provided with one circle, and at least five of the ultraviolet treatment lamps are arranged.
7. A catalytic oxidation unit according to claim 3, wherein: at least four aeration outer holes (10) are arranged on the hollow stirring shaft (9), and the aeration outer holes (10) are all arranged at the position of the lower end face of the hollow stirring shaft (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011270102.7A CN112429834A (en) | 2020-11-13 | 2020-11-13 | Catalytic oxidation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011270102.7A CN112429834A (en) | 2020-11-13 | 2020-11-13 | Catalytic oxidation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112429834A true CN112429834A (en) | 2021-03-02 |
Family
ID=74701256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011270102.7A Pending CN112429834A (en) | 2020-11-13 | 2020-11-13 | Catalytic oxidation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112429834A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115581939A (en) * | 2022-10-24 | 2023-01-10 | 无锡市稼宝药业有限公司 | Pesticide liquid medicine enrichment facility |
| CN116040784A (en) * | 2022-12-30 | 2023-05-02 | 河南黄埔建筑安装有限公司 | Environment-friendly central air conditioner water treatment device |
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| CN210825594U (en) * | 2019-10-10 | 2020-06-23 | 天津安邦科技有限公司 | Water treatment device with synergistic effect of stirring and ozone catalytic oxidation |
| CN213739016U (en) * | 2020-11-13 | 2021-07-20 | 江苏通用环保集团有限公司 | Sewage catalysis stirring processing apparatus |
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2020
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| RU2099292C1 (en) * | 1995-10-12 | 1997-12-20 | Санкт-Петербургский государственный университет технологии и дизайна | Method of removing sulfides from waste waters |
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| CN204678715U (en) * | 2015-04-11 | 2015-09-30 | 郑州大学 | Steam chest thermal-arrest evaporimeter and there is the solar water heater of this thermal-arrest evaporimeter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115581939A (en) * | 2022-10-24 | 2023-01-10 | 无锡市稼宝药业有限公司 | Pesticide liquid medicine enrichment facility |
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| CN116040784A (en) * | 2022-12-30 | 2023-05-02 | 河南黄埔建筑安装有限公司 | Environment-friendly central air conditioner water treatment device |
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Application publication date: 20210302 |
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