CN209193702U - A kind of high-concentration industrial organic waste water pretreatment system - Google Patents
A kind of high-concentration industrial organic waste water pretreatment system Download PDFInfo
- Publication number
- CN209193702U CN209193702U CN201821744656.4U CN201821744656U CN209193702U CN 209193702 U CN209193702 U CN 209193702U CN 201821744656 U CN201821744656 U CN 201821744656U CN 209193702 U CN209193702 U CN 209193702U
- Authority
- CN
- China
- Prior art keywords
- waste water
- gas
- liquid mixing
- mixing pump
- reaction device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 239000010815 organic waste Substances 0.000 title claims abstract description 29
- 239000002351 wastewater Substances 0.000 claims abstract description 91
- 239000007788 liquid Substances 0.000 claims abstract description 69
- 238000002156 mixing Methods 0.000 claims abstract description 57
- 238000006243 chemical reaction Methods 0.000 claims abstract description 49
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000003750 conditioning effect Effects 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 11
- 230000004044 response Effects 0.000 abstract description 11
- 238000004065 wastewater treatment Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 19
- 239000007789 gas Substances 0.000 description 11
- 230000003647 oxidation Effects 0.000 description 11
- 238000007254 oxidation reaction Methods 0.000 description 11
- 239000010865 sewage Substances 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- -1 hydroxyl radical free radical Chemical class 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000006555 catalytic reaction Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000005416 organic matter Substances 0.000 description 3
- 238000007781 pre-processing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000002306 biochemical method Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model relates to a kind of high-concentration industrial organic waste water pretreatment systems.The system comprises conditioning tank, waste water reaction device, ozone generating-device, gas-liquid mixing pump, microwave ultraviolet device and full-automatic H2O2Throwing device, the water outlet of conditioning tank connects waste water reaction device, the water inlet of the first water outlet connection gas-liquid mixing pump of waste water reaction device, the air inlet of gas-liquid mixing pump connects ozone generating-device, the water inlet of the water outlet connection microwave ultraviolet device of gas-liquid mixing pump, the water outlet of microwave ultraviolet device connects waste water reaction device, full-automatic H2O2Throwing device connects waste water reaction device by valve.For the application by setting gas-liquid mixing pump, being sufficiently mixed by gas-liquid mixing pump by the waste water for adding hydrogen peroxide and ozone after passing through microwave ultraviolet device, into waste water reaction device, carries out circular response；The uniformity for improving mixing substantially increases the effect of wastewater treatment.
Description
Technical field
The utility model belongs to water-treatment technology field, and in particular to a kind of high-concentration industrial organic waste water pretreatment system
And technique.
Background technique
Water pollution is one of the main Environmental Problems that current China faces, with the development of industrial technology, pharmacy industry, change
The industries such as work, printing and dyeing electronics generate a large amount of high concentration hard-degraded organic waste water, and the organic matter in organic wastewater is due to there is stabilization
As a result, common physical chemistry and biochemical method is difficult to handle industrial wastewater when handling it.
The beginning of the seventies, O3The exploitation of/UV (ozone/UV light combined method) method is so that people carry out this mode of oxidizing
Many researchs.The result shows that O3/ UV method uses the treatment process of ultraviolet radiation or ozonisation more effective than individually, and can oxygen
Change ozone decomposition etc. and is difficult to the organic pollutant degraded.Since the eighties, to O3The research of/UV method has expanded with application range
To the advanced treating field of drinking water.
Ozone (O3) and hydrogen peroxide (H2O2) sewage disposal technology is a kind of Strong oxdiative water treatment technology, UV/O3And H2O2Altogether
Same oxidation technology, in ozone (O3) and hydrogen peroxide (H2O2) in introduce UV after, the generation efficiency of hydroxyl radical free radical is higher, effectively
Improve the efficiency of ozone oxidation degradation of organic substances.Since UV can not only excite O3And H2O2Molecule promotes it to generate OH, also
With very strong bactericidal property, therefore UV/O3Technology is widely used potentiality in the degradation of various organic matters.Application No. is
The utility model patent of CN2012204882888, it discloses a kind of waste water treatment systems for reducing COD content, use O3/
UV/H2O2Method processing waste water realizes the degradation of organic matter, but this application ozone, H2O2It is poor with the mixed effect of waste water, mixing
Unevenly, so as to cause waste ozone and H2O2, and the problems such as the poor processing effect of waste water.
Utility model content
The technical issues of the utility model is solved be to provide a kind of high-concentration industrial organic waste water pretreatment system and
Technique.
Realize the technical solution of the utility model aim are as follows: a kind of high-concentration industrial organic waste water pretreatment system,
The system comprises conditioning tank, waste water reaction device, ozone generating-device, gas-liquid mixing pump, microwave ultraviolet device and it is complete from
Dynamic H2O2Throwing device,
Wherein, the water outlet of conditioning tank connects waste water reaction device, and the first water outlet of waste water reaction device connects gas-liquid
The water inlet of mixing pump, the air inlet of gas-liquid mixing pump connect ozone generating-device, and the water outlet of gas-liquid mixing pump connects microwave
The water inlet of ultraviolet device, the water inlet of the water outlet connection waste water reaction device of microwave ultraviolet device, full-automatic H2O2Add dress
It sets and waste water reaction device is connected by valve.
The system also includes elevator pump, elevator pump is arranged between conditioning tank and waste water reaction device, passes through elevator pump
Waste water in conditioning tank is sent to waste water reaction device.
The gas-liquid mixing pump is motor-integrated, mechanical seal, and working condition is while pressurizeing in the air-breathing that absorbs water, pump
Mixing.
The ozone generating-device is discharge type generating device.
The system also includes pH detection control apparatus, pH detection control apparatus and full-automatic H2O2Throwing device connection, pH
Detector is for detecting the pH of waste water in waste water reaction device.Wherein, when pH is between 3-4, full-automatic H is controlled2O2
Throwing device is closed, and stopping adds H2O2, when pH is higher than 4, control full-automatic H2O2Throwing device starting, fills toward waste water reaction
H is added in setting2O2。
A kind of technique using above-mentioned high-concentration industrial organic waste water pretreatment system processing industrial organic waste water, it is described
Technique specifically comprises the following steps:
Step 1: by the waste water lifting in conditioning tank to waste water reaction device；
Step 2: H is added into waste water reaction device2O2Solution；
Step 3: H is added2O2Waste water gas-liquid mixing pump, ozone generating-device are entered by the inlet of gas-liquid mixing pump
Ozone gas-liquid mixing pump is entered by the air inlet of gas-liquid mixing pump, waste water, O are made by gas-liquid mixing pump3And H2O2Sufficiently into
Row gas-liquid mixed；
Step 4: after the waste water after gas-liquid mixed enters microwave ultraviolet device progress catalysis oxidation, waste water reaction is returned to
Device carries out circular response, that is, completes the pretreatment of industrial organic waste water.
H2O2The dosage of solution is 10-20mg/L, H2O2The concentration of solution is 35wt%.
Through gas-liquid mixing pump mixing waste water be Micro-bubble type gas and liquid mixture, in microbubble gas and liquid mixture it is micro-
Thin bubble is 20-30 microns.
The ozone generating-device uses air-source, and the ozone concentration of generation is 20-40mg/L.
The circular response time in the step 4 is 2-3h.
The utility model compared with prior art, remarkable advantage:
(1) in efficient UV/O3And H2O2In common oxidation, full-automatic H2O2Dosing system makes waste water reaction Chi Zhongcun
In a large amount of hydroxyl radical free radical, ultraviolet microwave processing has synergistic effect with ozone treatment, makes O3Decomposition rate has strong
Invigoration effect also makes ozone produce more hydroxyl radical free radicals, ozone in generating a large amount of hydroxyl radical free radical and waste water
Existing hydroxyl radical free radical collective effect, this has greatly accelerated the treatment effeciency of sewage.Therefore, the utility model combines ultraviolet
Microwave, ozone are improved efficiency, the treatment effect of sewage treatment, are kept highly concentrated organic matter effective with the common oxidation of hydrogen peroxide
Degradation, treatment effeciency are high.
(2) the application is by setting gas-liquid mixing pump, by the waste water and ozone that add hydrogen peroxide by gas-liquid mixing pump
Be sufficiently mixed, after passing through microwave ultraviolet device, into waste water reaction device, carry out circular response；Improve mixing
Uniformity substantially increases the effect of wastewater treatment.
(3) the application detects controller by pH and realizes to full-automatic H2O2Dosing system is turned off and on, and maximum can
Energy saves H2O2Dosage, improve the utilization rate of hydrogen peroxide.
The utility model is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the application high-concentration industrial organic waste water pretreatment system structural schematic diagram.
Fig. 2 is the application high-concentration industrial organic waste water pretreatment process schematic diagram.
Description of symbols:
1- conditioning tank, 2- waste water reaction device, 3- ozone generating-device, 4- gas-liquid mixing pump, 5- microwave ultraviolet device, 6-
Full-automatic H2O2Throwing device.
Specific embodiment
This application provides a kind of can effectively degrade high-concentration industrial-water while to use UV/O3And H2O2It aoxidizes jointly
Sewage disposal system.
The application is a kind of while using UV/O3And H2O2The sewage disposal system aoxidized jointly, this system are mixed by gas-liquid
It closes pump 4 microwave ultraviolet reactor is connected with waste water reaction device 2, the inlet end and ozone of the gas-liquid mixing pump 4 occur
Device 3 connects；The water inlet for the gas-liquid mixing pump 4 told is connected with waste water reaction device 2；The full-automatic H2O2Add dress
6 are set to connect with waste water reaction device 4；When carrying out sewage treatment, pass through full-automatic H2O2Throwing device 6 is by H2O2With waste water reaction
Waste water is mixed in device；Recycle gas-liquid mixing pump 4 by O3Gas and contain H2O2Treatment sewage is sufficiently mixed,
Make H using microwave ultraviolet photocatalysis in microwave ultraviolet device 5 later2O2And O3Chemical bond occurs to be broken and generate a large amount of
Hydroxyl radical free radical, the waste water containing these hydroxyl radical free radicals are recycled back into value waste water reaction device, set the waste water of reaction unit
Reaction time 2 hours, to further effectively be degraded using the hydroxyl radical free radical to useless Organic substance in water.
As shown in Figure 1, using UV/O simultaneously this application involves a kind of3And H2O2The common highly concentrated industrial organic waste of oxidation processes
Water pretreatment system.It includes gas-liquid mixing pump, waste water reaction pond, ozone generating-device, UV microwave ultraviolet reactor and it is complete from
Dynamic H2O2Dosing system.Microwave ultraviolet reactor is connected by this system by gas-liquid mixing pump with waste water reaction device, the gas
The inlet end of liquid mixing pump is connect with ozone generating-device；The full-automatic H2O2Dosing system is connect with waste water reaction pond；It carries out
When sewage treatment, pass through full-automatic H2O2Dosing system is by H2O2It is mixed with waste water in waste water reaction pond；Recycle gas-liquid mixed
Pump is closed by O3Gas and contain H2O2Treatment sewage is sufficiently mixed, and utilizes microwave ultraviolet in microwave ultraviolet device later
Catalytic action makes H2O2And O3Chemical bond occurs to be broken and generate great amount of hydroxy group free radical, to carry out to useless Organic substance in water
Effectively degradation, using UV/O3And H2O2Common sewage oxidation treatment, it is possible to reduce ozone and H2O2Usage amount, improve to useless
Highly concentrated organic pollutant has efficient degradation in water, and removal effect is obvious.
Embodiment 1
A kind of technique using above-mentioned high-concentration industrial organic waste water pretreatment system processing industrial organic waste water, it is described
The initial COD content of organic wastewater is 6000mg/L, and the technique specifically comprises the following steps:
Step 1: by elevator pump, by the waste water lifting in conditioning tank to waste water reaction device；
Step 2: pass through full-automatic H2O2Throwing device adds H into waste water reaction device2O2Solution, H2O2The throwing of solution
Dosage is 10mg/L, H2O2The concentration of solution is 35wt%；
Step 3: H is added2O2Waste water gas-liquid mixing pump, ozone generating-device are entered by the inlet of gas-liquid mixing pump
Ozone gas-liquid mixing pump is entered by the air inlet of gas-liquid mixing pump, waste water, O are made by gas-liquid mixing pump3And H2O2Sufficiently into
Row gas-liquid mixed, the ozone generating-device use air-source, and the ozone concentration of generation is 20mg/L；It is mixed through gas-liquid mixing pump
Waste water be Micro-bubble type gas and liquid mixture, in microbubble gas and liquid mixture micro air bubble be 20-30 microns；
Step 4: after the waste water after gas-liquid mixed enters microwave ultraviolet device progress catalysis oxidation, waste water reaction is returned to
Device carries out circular response, the pretreatment of industrial organic waste water, the COD after pre-processing is completed after circular response 2h
Content reduces by 10%.It follows that by gas-liquid mixing pump by ozone and the waste water for being mixed with hydrogen peroxide, it, can be with after mixing
Effectively improve the pretreating effect of high concentrated organic wastewater.
Embodiment 2
A kind of technique using above-mentioned high-concentration industrial organic waste water pretreatment system processing industrial organic waste water, it is described
The initial COD content of organic wastewater is 6000mg/L, and the technique specifically comprises the following steps:
Step 1: by elevator pump, by the waste water lifting in conditioning tank to waste water reaction device；
Step 2: pass through full-automatic H2O2Throwing device adds H into waste water reaction device2O2Solution, H2O2The throwing of solution
Dosage is 20mg/L, H2O2The concentration of solution is 35wt%；
Step 3: H is added2O2Waste water gas-liquid mixing pump, ozone generating-device are entered by the inlet of gas-liquid mixing pump
Ozone gas-liquid mixing pump is entered by the air inlet of gas-liquid mixing pump, waste water, O are made by gas-liquid mixing pump3And H2O2Sufficiently into
Row gas-liquid mixed, the ozone generating-device use air-source, and the ozone concentration of generation is 30mg/L；It is mixed through gas-liquid mixing pump
Waste water be Micro-bubble type gas and liquid mixture, in microbubble gas and liquid mixture micro air bubble be 20-30 microns；
Step 4: after the waste water after gas-liquid mixed enters microwave ultraviolet device progress catalysis oxidation, waste water reaction is returned to
Device carries out circular response, the pretreatment of industrial organic waste water, the COD after pre-processing is completed after circular response 2h
Content reduces by 35%.It follows that the content of setting hydrogen peroxide appropriate can further be reduced high concentration organic waste
The COD content of water.
Embodiment 3
A kind of technique using above-mentioned high-concentration industrial organic waste water pretreatment system processing industrial organic waste water, it is described
The initial COD content of organic wastewater is 6000mg/L, and the technique specifically comprises the following steps:
Step 1: by elevator pump, by the waste water lifting in conditioning tank to waste water reaction device；
Step 2: pass through full-automatic H2O2Throwing device adds H into waste water reaction device2O2Solution, H2O2The throwing of solution
Dosage is 20mg/L, H2O2The concentration of solution is 35wt%；
Step 3: H is added2O2Waste water gas-liquid mixing pump, ozone generating-device are entered by the inlet of gas-liquid mixing pump
Ozone gas-liquid mixing pump is entered by the air inlet of gas-liquid mixing pump, waste water, O are made by gas-liquid mixing pump3And H2O2Sufficiently into
Row gas-liquid mixed, the ozone generating-device use air-source, and the ozone concentration of generation is 40mg/L；It is mixed through gas-liquid mixing pump
Waste water be Micro-bubble type gas and liquid mixture, in microbubble gas and liquid mixture micro air bubble be 20-30 microns；
Step 4: after the waste water after gas-liquid mixed enters microwave ultraviolet device progress catalysis oxidation, waste water reaction is returned to
Device carries out circular response, the pretreatment of industrial organic waste water, the COD after pre-processing is completed after circular response 3h
Content reduces by 40%.It follows that setting appropriate adds the content of hydrogen peroxide, ozone, and react it adequately,
The pretreated effect of high concentrated organic wastewater can be made further to improve.
In conclusion by gas-liquid mixing pump by ozone and after being mixed with the waste water mixing of hydrogen peroxide, into microwave purple
Outer device catalysis oxidation, enters back into waste water reaction device, and circular response can be improved the pretreating effect of high concentrated organic wastewater.
And hydrogen peroxide appropriate, ozone content and certain reaction time, all further optimize high-concentration industrial organic waste water
Pretreatment.
Claims (5)
1. a kind of high-concentration industrial organic waste water pretreatment system, which is characterized in that the system comprises conditioning tanks (1), waste water
Reaction unit (2), ozone generating-device (3), gas-liquid mixing pump (4), microwave ultraviolet device (5) and full-automatic H2O2Add dress
(6) are set,
Wherein, the water outlet of conditioning tank (1) connects waste water reaction device (2), the first water outlet connection of waste water reaction device (2)
The air inlet of the water inlet of gas-liquid mixing pump (4), gas-liquid mixing pump (4) connects ozone generating-device (3), gas-liquid mixing pump (4)
Water outlet connection microwave ultraviolet device (5) water inlet, the water outlet of microwave ultraviolet device (5) connects waste water reaction device
(2) water inlet, full-automatic H2O2Throwing device (6) connects waste water reaction device (2) by valve.
2. high-concentration industrial organic waste water pretreatment system according to claim 1, which is characterized in that the system is also wrapped
Elevator pump is included, elevator pump is arranged between conditioning tank (1) and waste water reaction device (2), will be in conditioning tank (1) by elevator pump
Waste water is sent to waste water reaction device (2).
3. high-concentration industrial organic waste water pretreatment system according to claim 1, which is characterized in that the gas-liquid mixed
Pump is motor-integrated, mechanical seal, and working condition is while pressurization mixes in the air-breathing that absorbs water, pump.
4. high-concentration industrial organic waste water pretreatment system according to claim 1, which is characterized in that the ozone occurs
Device (3) is discharge type generating device.
5. high-concentration industrial organic waste water pretreatment system according to claim 1, which is characterized in that the system is also wrapped
Include pH detection control apparatus, pH detection control apparatus and full-automatic H2O2Throwing device (6) connection, pH detector are used for waste water
The pH of waste water is detected in reaction unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821744656.4U CN209193702U (en) | 2018-10-26 | 2018-10-26 | A kind of high-concentration industrial organic waste water pretreatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821744656.4U CN209193702U (en) | 2018-10-26 | 2018-10-26 | A kind of high-concentration industrial organic waste water pretreatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209193702U true CN209193702U (en) | 2019-08-02 |
Family
ID=67409182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821744656.4U Active CN209193702U (en) | 2018-10-26 | 2018-10-26 | A kind of high-concentration industrial organic waste water pretreatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209193702U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368890A (en) * | 2018-10-26 | 2019-02-22 | 江苏禹泓达水务工程有限公司 | A high-concentration industrial organic wastewater pretreatment system and process |
| CN111533340A (en) * | 2020-05-11 | 2020-08-14 | 上海市政工程设计研究总院（集团）有限公司 | Closed treatment device for virus prevention and control and water purification and deodorization of pipe network discharge port |
| CN114105283A (en) * | 2022-01-25 | 2022-03-01 | 菲立化学工程(遂昌)有限公司 | Chemical wastewater biochemical treatment system |
-
2018
- 2018-10-26 CN CN201821744656.4U patent/CN209193702U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368890A (en) * | 2018-10-26 | 2019-02-22 | 江苏禹泓达水务工程有限公司 | A high-concentration industrial organic wastewater pretreatment system and process |
| CN111533340A (en) * | 2020-05-11 | 2020-08-14 | 上海市政工程设计研究总院（集团）有限公司 | Closed treatment device for virus prevention and control and water purification and deodorization of pipe network discharge port |
| CN111533340B (en) * | 2020-05-11 | 2021-01-01 | 上海市政工程设计研究总院（集团）有限公司 | Closed treatment device for virus prevention and control and water purification and deodorization of pipe network discharge port |
| CN114105283A (en) * | 2022-01-25 | 2022-03-01 | 菲立化学工程(遂昌)有限公司 | Chemical wastewater biochemical treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101781036B (en) | Equipment and method for treating nondegradable wastewater by utilizing catalytic oxidation of ozone | |
| CN107759026B (en) | Device and method for treating leachate MBR (membrane bioreactor) effluent by using ozone catalytic oxidation-aeration biological filter tower | |
| Chu et al. | Enhanced treatment of practical textile wastewater by microbubble ozonation | |
| CN109368890A (en) | A high-concentration industrial organic wastewater pretreatment system and process | |
| CN209193702U (en) | A kind of high-concentration industrial organic waste water pretreatment system | |
| CN101343131B (en) | Multi-stage joint degradation and recycling method of printing and dyeing wastewater | |
| CN107879460A (en) | A kind of device of catalytic ozonation processing waste water | |
| CN105668763A (en) | Device for enhancing ozone oxidation of wastewater | |
| CN102344229A (en) | Process method for treating antiosmosis concentrated water | |
| CN105645559A (en) | Device for treating industrial wastewater according to ozone catalytic oxidation method and treatment process | |
| CN102531234A (en) | Method for pretreatment of alkaline waste water through fenton oxidation | |
| CN107473361A (en) | Fenton reagent oxidized waste water processing method and processing device | |
| CN104355389B (en) | A kind of method and apparatus of removing hardly degraded organic substance in water | |
| CN110156143A (en) | A UV photocatalytic/microbubble ozonation wastewater advanced treatment system | |
| CN206109022U (en) | Cephalo pharmacy wastewater systems is handled in catalysis ozonization circulation | |
| CN101759277B (en) | Device and method for ozone cycle treatment of organic wastewater | |
| CN101423283B (en) | High efficiency detoxifcation method and device of organic wastewater | |
| CN207581601U (en) | A full treatment system for leachate MBR effluent | |
| CN104193058A (en) | Gold mine cyanide-containing wastewater comprehensive treating method | |
| CN211004662U (en) | Device for catalyzing organic matters in ozone oxidation wastewater by ultraviolet light | |
| CN101264969A (en) | Double catalytic oxidation water treatment method | |
| CN205590393U (en) | Industrial waste water's device is handled to ozone catalytic oxidation method | |
| CN204824256U (en) | Waste water advanced oxidation device | |
| CN111573929B (en) | O-shaped catalyst3Photocatalytic advanced oxidation high-concentration wastewater reaction system and method | |
| CN104773810B (en) | Catalytic ozonation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |