CN106348424A - Novel Fenton reaction device and method - Google Patents
Novel Fenton reaction device and method Download PDFInfo
- Publication number
- CN106348424A CN106348424A CN201610982545.6A CN201610982545A CN106348424A CN 106348424 A CN106348424 A CN 106348424A CN 201610982545 A CN201610982545 A CN 201610982545A CN 106348424 A CN106348424 A CN 106348424A
- Authority
- CN
- China
- Prior art keywords
- water
- tank body
- modified
- waste water
- filler
- 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.)
- Pending
Links
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
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- 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
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/70—Treatment of water, waste water, or sewage by reduction
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/026—Fenton's reagent
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)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses a novel Fenton reaction device and method. The device comprises a reaction tank body, a partition, a water distributor, a modified filler, a reverse flow baffle, a guide shell, a sloping plate precipitation layer, a water outlet weir, an inner cylinder plate, a stirrer, an iron reduction unit, a circulating pump, a valve, a pipeline mixer and a pH meter, wherein the reaction tank body is divided by the partition, reverse flow baffle, sloping plate precipitation layer and inner cylinder plate into a mixing region, an oxidizing region, a circulating flocculation region, a filter region, a water outlet region and a precipitation region; the modified filler is modified magnetite particles and is filled in the oxidizing region; and the circulating pump, iron reduction unit, valve and pipeline mixer are connected through pipelines, and used for reducing and recycling the flocculated iron mud. The device synchronously implements the processes of acid regulation, catalytic oxidation, flocculating precipitation and reduction. The modified magnetite particle filler is used as the catalyst to perform oxidation treatment on the wastewater, thereby lowering the catalyst consumption, reducing the iron mud yield, lowering the operating cost and ensuring the COD (chemical oxygen demand) and salt content of the outlet water to reach the standard synchronously.
Description
Technical field
The present invention relates to the one kind such as Sewage advanced treatment field, especially trade effluent pre-treatment, biochemical tailrace advanced process
New Fenton's reaction device and method.
Background technology
Because Fenton's reaction has the Strong oxdiative degradation capability removing persistent organic pollutants, therefore it is widely used
In trade effluent pre-treatment, biochemical tailrace advanced process, as dyeing waste water, oily waste water, phenol wastewater, coking chemical waste water, contain nitre
In the wastewater treatments such as base benzene waste water, diphenylamines waste water.
Fenton reactor at present, mainly uses hydrogen peroxide and ferrous ion reaction generates hydroxyl radical free radical, can be quick
Remove the hardly degraded organic substance that conventional art cannot remove.The advantage of Fenton's reaction is that decomposing hydrogen dioxide solution speed is fast, oxidation speed
Rate is high, but iron salt is larger and run off in a large number with mud as catalyst usage amount, and Fenton oxidation course of reaction is more multiple simultaneously
Miscellaneous, equipment is more, the problems such as system footprint is larger.
Content of the invention
The invention provides a kind of new Fenton's reaction device and its method of work, can be with effectively solving the problems referred to above.
The technical solution used in the present invention is as follows:
A kind of new Fenton's reaction device that the present invention provides, including reacting tank body, dividing plate, water-locator, modified filler, returns
Stream baffle plate, guide shell, sloping plate deposition layer, effluent weir, inner core plate, agitator, ferrum reduction apparatus, circulating pump, valve, line-blending
Device, ph meter.
Described reacting tank body is divided into mixed zone, zoneofoxidation, circulation wadding by dividing plate, reverse flow baffle, sloping plate deposition layer, inner core plate
Coagulation zone, filtering area, exhalant region, settling zone.
Described modified filler is modified magnetite ore particles, is filled in zoneofoxidation.
Described circulating pump, ferrum reduction apparatus, valve, pipe-line mixer pass through pipeline and are connected, and iron cement after flocculation is carried out also
Former and recycle.
Described reacting tank body bottom is provided with dividing plate, as the separating surface of mixed zone and zoneofoxidation, uniformly installs water distribution thereon
Device.
Described modified filler is fe3o4The big magnetite ore particles of content height, high rigidity, specific surface area, its grain diameter is
0.5～5cm, porosity should be greater than 45%.
Described reverse flow baffle is arranged on the top of modified filler, and in up-small and down-big horn mouth formula, axle center is overlapped with tank body,
Form waste water internal circulation system with guide shell, inner core.
Described circulation guide shell is located at reacting tank body central upper portion with agitator, coordinates waste water with inner core and reverse flow baffle
Carry out inner loop and be pushed into sloping plate deposition district；And according on outlet pipeline ph meter feedback to inner core baffle interior add alkali and
Flocculant.
Described circulating pump, ferrum reduction apparatus, valve, pipe-line mixer pass through pipeline and are connected, and iron cement after flocculation is carried out also
Former and circulating repetition utilizes；Ferrum reduction apparatus can carry out reduction treatment using principles such as ultrasound wave, electro-catalysis, medicament reactions.
Described pipe-line mixer is connected with reacting tank body bottom water inlet, realizes water inlet and is sufficiently mixed with sour.
Described ph meter is arranged on zoneofoxidation, on outlet conduit, according to its feedback adjustment added amount of chemical.
Beneficial effects of the present invention:
(1) present invention synchronously achieves acid adjustment, catalysis oxidation, flocculation sediment, reduces multiple processes, compact equipment,
Reduce the floor space of device, cost-effective.
(2) as catalyst, oxidation processes are carried out to waste water by the use of modified magnetite ore particles filler, reduce catalyst and use
Amount, reduces iron cement yield, guarantees that water outlet cod and salinity are synchronously up to standard while reducing running cost.
Brief description:
A kind of Fig. 1: schematic flow sheet of new Fenton's reaction device and method.
Description of reference numerals；
1: reacting tank body；2: dividing plate；3: water-locator；4: modified filler；5: reverse flow baffle；6: guide shell；7: sloping plate deposition
Layer；8: effluent weir；9: inner core plate；10: agitator；11: ferrum reduction apparatus；12: circulating pump；13: valve；14: pipe-line mixer；
15:ph counts；16: mixed zone；17: zoneofoxidation；18: circular flocculation area；19: filtering area；20: exhalant region；21: settling zone
Specific embodiment
Below in conjunction with the accompanying drawings technical scheme is elaborated:
Embodiment one:
Certain Sewage Treatment Project southern is that chemical pollution soil repairs waste water through water and soil, and the process water yield is 1000m3/ d, gives up
Water pollutant species is very abundant, contain volatile organic matter mononuclear aromatics, fumigant, halogenated aliphatic hydrocarbon, halogenated aryl hydrocarbon,
Haloform, naphthalene, semi-volatile organic matter succedaneum, phenol, multiring aromatic hydrocarbon, phthalate, nitro-aromatic and cyclic ketones class
Halo ethers, chlorinated hydrocabon, phenyl aminess, diphenyl amine and petroleum hydrocarbon.Wherein, chlorobenzene content is 107mg/l, and benzene content is
63mg/l, petroleum-type hydrocarbons concentration is 560mg/l.
As shown in figure 1, water inlet enters Fenton reactor tank body 1, waste water after being sufficiently mixed with acid in pipe-line mixer 14
Process in mixed zone 16 and through ferrum reduction apparatus 11 and be mixed into h2o2Backflow iron cement afterwards is sufficiently mixed.Mixed waste water again
Enter into zoneofoxidation 17 from mixed zone 16 through dividing plate 2, by water-locator 3 water distribution uniformity being arranged on dividing plate 2, then in modification
Carry out oxidation reaction under the catalytic action of magnetite ore particles filler 4.Waste water after oxidation enters into leading in circular flocculation area 18
In flow cartridge 6, in guide shell 6, it is provided with agitator 10, flocculant is entered in guide shell 6 by inner core plate 9 and forms flco, and is leading
Carry out interior circulation in the presence of flow cartridge 6 and waste water is pushed into the sloping plate deposition layer 7 in filtering area 19.Reverse flow baffle 5 is arranged on and changes
The top of property filler, in up-small and down-big horn mouth formula, axle center is overlapped with tank body, and by circular flocculation area 18 and settling zone 21 every
Open, form waste water internal circulation system with guide shell 6, inner core plate 9.Iron cement is sink to settling zone 21 and under gravity by circulation
Pump 12 carries out inner loop, is ferrous irons by ferrum reduction apparatus 11 by ferric iron back, realizes catalyst on circulation line
Recycling.Add alkali and carry out ph adjustment in circular flocculation area 18, up to standard after clear water pass through the water outlet in exhalant region 20
Weir 8 and outlet pipeline are discharged.
Ph meter 15 is provided with described zoneofoxidation, outlet conduit, according to its feedback adjustment added amount of chemical.
On described iron cement circulation line, valve 13 is installed, to control the capacity of returns of iron cement；Ferrum reduction apparatus 11, circulation
Pump 12, valve 13, pipe-line mixer 14 pass through pipeline and are connected, and iron cement after flocculation is carried out reduction and circulating repetition utilizes.
This example solves the problems, such as in Fenton's reaction that oxidant utilization is high, catalyst amount is many, and makes water outlet water
Matter reaches to be stablized, and effectively increases waste water treatment efficiency.In the half a year run, plant running is stable and fault-free occurs,
Effectively reduce the content of hardly degraded organic substance in waste water, make the content of chlorobenzene in water outlet fall below below 1mg/l, the content of benzene
Fall below below 0.5mg/l, the concentration of petroleum-type hydrocarbons falls below below 20mg/l.
Embodiment two:
Certain Sewage Treatment Project is pharmacy waste water, and the waste water water yield is 1200m3/ d, cod are 3500-7000mg/l, and bod is
1500-4500mg/l, ss are 300mg/l, and colourity is 350.Waste component is complicated, and major pollutants are: saccharide, ethanol, glycoside,
The materials such as anthraquinone, lignin, alkaloid, tannin, protein, pigment.
As shown in figure 1, water inlet enters Fenton reactor tank body 1, waste water after being sufficiently mixed with acid in pipe-line mixer 14
Process in mixed zone 16 and through ferrum reduction apparatus 11 and be mixed into h2o2Backflow iron cement afterwards is sufficiently mixed.Mixed waste water again
Enter into zoneofoxidation 17 from mixed zone 16 through dividing plate 2, by water-locator 3 water distribution uniformity being arranged on dividing plate 2, then in modification
Carry out oxidation reaction under the catalytic action of magnetite ore particles filler 4.Waste water after oxidation enters into leading in circular flocculation area 18
In flow cartridge 6, in guide shell 6, it is provided with agitator 10, flocculant is entered in guide shell 6 by inner core plate 9 and forms flco, and is leading
Carry out interior circulation in the presence of flow cartridge 6 and waste water is pushed into the sloping plate deposition layer 7 in filtering area 19.Reverse flow baffle 5 is arranged on and changes
The top of property filler, in up-small and down-big horn mouth formula, axle center is overlapped with tank body, and by circular flocculation area 18 and settling zone 21 every
Open, form waste water internal circulation system with guide shell 6, inner core plate 9.Iron cement is sink to settling zone 21 and under gravity by circulation
Pump 12 carries out inner loop, is ferrous irons by ferrum reduction apparatus 11 by ferric iron back, realizes catalyst on circulation line
Recycling.Add alkali and carry out ph adjustment in circular flocculation area 18, up to standard after clear water pass through the water outlet in exhalant region 20
Weir 8 and outlet pipeline are discharged.
Ph meter 15 is provided with described zoneofoxidation, outlet conduit, according to its feedback adjustment added amount of chemical.
On described iron cement circulation line, valve 13 is installed, to control the capacity of returns of iron cement；Ferrum reduction apparatus 11, circulation
Pump 12, valve 13, pipe-line mixer 14 pass through pipeline and are connected, and iron cement after flocculation is carried out reduction and circulating repetition utilizes.
This example solves the problems, such as in Fenton's reaction that oxidant utilization is high, catalyst amount is many, and makes water outlet water
Matter reaches to be stablized, and effectively increases waste water treatment efficiency.In the half a year run, plant running is stable and fault-free occurs,
Effectively reduce in waste water the content of hardly degraded organic substance and make the deeper discharged wastewater met the national standard of colourity.After processing through Fenton oxidation
Waste water, the content of cod falls below below 100mg/l, and the content of bod falls below below 20mg/l, and the concentration of ss falls below
Below 50mg/l, and colourity also falls below less than 30.
Claims (10)
1. a kind of new Fenton's reaction device is it is characterised in that described device includes:
Reacting tank body, dividing plate, water-locator, modified filler, reverse flow baffle, guide shell, sloping plate deposition layer, effluent weir, inner core plate, stir
Mix device, ferrum reduction apparatus, circulating pump, valve, pipe-line mixer, ph meter；
Described reacting tank body is divided into mixed zone, zoneofoxidation, circular flocculation by dividing plate, reverse flow baffle, sloping plate deposition layer, inner core plate
Area, filtering area, exhalant region, settling zone；
Described modified filler is modified magnetite ore particles, is filled in zoneofoxidation；
Described circulating pump, ferrum reduction apparatus, valve, pipe-line mixer pass through pipeline be connected, will flocculation after iron cement reduced and
Recycle.
2. device according to claim 1 is it is characterised in that described reacting tank body bottom is provided with dividing plate, as mixed zone
With the separating surface of zoneofoxidation, uniformly water-locator is installed thereon, is also the supporting layer of modified filler.
3. device according to claim 1 is it is characterised in that described modified filler is fe3o4Content height, high rigidity, compare table
The big magnetite ore particles of area, its grain diameter is 0.5～5cm, and porosity should be greater than 45%, quickly formed in reactor internal medicine
Stable crystalline.
4. device according to claim 1, it is characterised in that described reverse flow baffle is arranged on the top of modified filler, is in
Up-small and down-big horn mouth formula, axle center is overlapped with tank body, forms waste water internal circulation system with guide shell, inner core.
5. device according to claim 1 is it is characterised in that described circulation guide shell is located on reacting tank body with agitator
Waste water is carried out inner loop and is pushed into sloping plate deposition district with inner core and reverse flow baffle cooperation by portion center；And according to outlet pipeline
The feedback of upper ph meter adds alkali and flocculant to inner core baffle interior.
6. device according to claim 1 is it is characterised in that described circulating pump, ferrum reduction apparatus, valve, line-blending
Device passes through pipeline and is connected, and iron cement after flocculation is carried out reduction and circulating repetition utilizes；Ferrum reduction apparatus can utilize ultrasound wave, electricity
The principles such as catalysis, medicament reaction carry out reduction treatment.
7. device according to claim 1 is it is characterised in that described pipe-line mixer and reacting tank body bottom water inlet phase
Even, realize water inlet to be sufficiently mixed with sour.
8. device according to claim 1 it is characterised in that described ph meter be arranged on zoneofoxidation, on outlet conduit, according to
Its feedback adjustment added amount of chemical.
9. the device according to one of claim 1～8 is it is characterised in that described reaction unit has synchronous realization tune
The internal structure of multiple process such as acid, catalysis oxidation, flocculation sediment, reduction, employs and can reduce catalyst amount, iron cement yield
With birth salinity modified magnetite ore particles filler as catalyst.
10. a kind of new Fenton's reaction method is it is characterised in that the method includes:
Using the new Fenton's reaction device described in any one of the claims 1～9；
Water inlet enters Fenton reactor after being sufficiently mixed with acid in pipe-line mixer, and waste water is in mixed zone and through ferrum reduction apparatus
Process and be mixed into h2o2Backflow iron cement afterwards is sufficiently mixed, again mix after waste water in zoneofoxidation in modified magnetite ore particles filler
Carry out oxidation reaction under catalytic action；After oxidation, waste water forms flco in circular flocculation area under flocculant effect, and is leading
Carry out interior circulation under flow cartridge effect and be pushed into sloping plate deposition district；Iron cement is sink to settling zone under gravity and passes through internal circulation pump
Carry out inner loop, ferric iron back is ferrous irons by ferrum reduction apparatus by circulation line, realizes the repetition of catalyst
Using；Add alkali in circular flocculation area and carry out ph adjustment, clear water up to standard passes through effluent weir and outlet pipeline is discharged；This device is synchronous
Achieve acid adjustment, catalysis oxidation, flocculation sediment, reduce multiple processes, and by the use of modified magnetite ore particles filler as catalyst
Oxidation processes are carried out to waste water, reduces catalyst amount, reduce iron cement yield, while reducing running cost, guarantee water outlet cod
Synchronously up to standard with salinity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610982545.6A CN106348424A (en) | 2016-11-08 | 2016-11-08 | Novel Fenton reaction device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610982545.6A CN106348424A (en) | 2016-11-08 | 2016-11-08 | Novel Fenton reaction device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106348424A true CN106348424A (en) | 2017-01-25 |
Family
ID=57862049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610982545.6A Pending CN106348424A (en) | 2016-11-08 | 2016-11-08 | Novel Fenton reaction device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106348424A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473364A (en) * | 2017-08-01 | 2017-12-15 | 大连海事大学 | A kind of Fenton fluid bed catalytic type filler and preparation method thereof |
| CN108046495A (en) * | 2018-01-16 | 2018-05-18 | 辽宁省环境科学研究院 | A kind of sewage water advanced treatment apparatus and method |
| CN108046458A (en) * | 2017-09-15 | 2018-05-18 | 中信环境技术（广州）有限公司 | The sewage water treatment method and system that a kind of membrane filtration is combined with Fenton oxidation |
| CN108706787A (en) * | 2018-08-16 | 2018-10-26 | 台州学院 | A kind of Fenton oxidation device |
| 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 |
| CN111285555A (en) * | 2020-03-24 | 2020-06-16 | 山东高科联合环保科学研究院有限公司 | Fenton and biological oxidation combined process and device with low medicament addition |
| CN111689602A (en) * | 2019-03-11 | 2020-09-22 | 中国科学院生态环境研究中心 | Fenton oxidation reaction device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103232123A (en) * | 2013-04-28 | 2013-08-07 | 台州学院 | Catalytic reduction-fenton-like oxidization integrated device for preprocessing chemical wastewater |
| CN104591426A (en) * | 2014-12-15 | 2015-05-06 | 南京理工大学 | Zero-valent iron reduction-Fenton oxidation integrated reaction device and method for treating nitroaromatic compound wastewater by using zero-valent iron reduction-Fenton oxidation integrated reaction device |
| CN105621740A (en) * | 2016-01-19 | 2016-06-01 | 东华大学 | Fe-recycling Fenton oxidation method with zero sludge discharge and device thereof |
| CN105923860A (en) * | 2016-06-29 | 2016-09-07 | 盐城工学院 | Modified Fenton fluidized bed and method thereof for treating wastewater |
| CN206298451U (en) * | 2016-11-08 | 2017-07-04 | 英普（北京）环境科技有限公司 | A kind of new Fenton's reaction device |
-
2016
- 2016-11-08 CN CN201610982545.6A patent/CN106348424A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103232123A (en) * | 2013-04-28 | 2013-08-07 | 台州学院 | Catalytic reduction-fenton-like oxidization integrated device for preprocessing chemical wastewater |
| CN104591426A (en) * | 2014-12-15 | 2015-05-06 | 南京理工大学 | Zero-valent iron reduction-Fenton oxidation integrated reaction device and method for treating nitroaromatic compound wastewater by using zero-valent iron reduction-Fenton oxidation integrated reaction device |
| CN105621740A (en) * | 2016-01-19 | 2016-06-01 | 东华大学 | Fe-recycling Fenton oxidation method with zero sludge discharge and device thereof |
| CN105923860A (en) * | 2016-06-29 | 2016-09-07 | 盐城工学院 | Modified Fenton fluidized bed and method thereof for treating wastewater |
| CN206298451U (en) * | 2016-11-08 | 2017-07-04 | 英普（北京）环境科技有限公司 | A kind of new Fenton's reaction device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473364A (en) * | 2017-08-01 | 2017-12-15 | 大连海事大学 | A kind of Fenton fluid bed catalytic type filler and preparation method thereof |
| CN108046458A (en) * | 2017-09-15 | 2018-05-18 | 中信环境技术（广州）有限公司 | The sewage water treatment method and system that a kind of membrane filtration is combined with Fenton oxidation |
| CN108046495A (en) * | 2018-01-16 | 2018-05-18 | 辽宁省环境科学研究院 | A kind of sewage water advanced treatment apparatus and method |
| CN108706787A (en) * | 2018-08-16 | 2018-10-26 | 台州学院 | A kind of Fenton oxidation device |
| CN111689602A (en) * | 2019-03-11 | 2020-09-22 | 中国科学院生态环境研究中心 | Fenton oxidation reaction device |
| CN111689602B (en) * | 2019-03-11 | 2021-09-28 | 中国科学院生态环境研究中心 | Fenton oxidation reaction device |
| 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 |
| CN109775896B (en) * | 2019-03-20 | 2024-03-15 | 南京大学 | Device and method for deeply purifying biochemical tail water by coupling ozone catalytic oxidation and coagulating sedimentation |
| CN111285555A (en) * | 2020-03-24 | 2020-06-16 | 山东高科联合环保科学研究院有限公司 | Fenton and biological oxidation combined process and device with low medicament addition |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106348424A (en) | Novel Fenton reaction device and method | |
| CN100410187C (en) | Composite microelectrolytic/biomembrane reaction apparatus and its sewage treating method | |
| CN103435142B (en) | General-purpose internal circulation fenton reactor treating difficult-to-degrade organic wastewater | |
| CN103755097B (en) | Advanced oxidation-biological treatment device for non-biodegradable waste water | |
| CN206298451U (en) | A kind of new Fenton's reaction device | |
| CN103553282B (en) | Advanced treatment process of coking waste water | |
| CN105819625A (en) | Tanning synthetic wastewater treatment system and treatment method | |
| CN107117767A (en) | A kind of processing method of petrochemical wastewater | |
| CN106277555A (en) | The high efficiency, low cost processing method of a kind of coking chemical waste water and system | |
| CN105948338A (en) | Coking wastewater advanced treatment method and system | |
| Tezcan Un et al. | Treatment of landfill leachate using integrated continuous electrocoagulation and the anaerobic treatment technique | |
| CN105236690B (en) | The processing system and method for a kind of organic wastewater with difficult degradation thereby | |
| CN105481170A (en) | Treating system and method for coking waste water | |
| CN101381120B (en) | Microwave method for processing reverse osmosis concentrated water | |
| CN102897960A (en) | Industrial sewage treatment device | |
| CN101676230A (en) | Integral processing method for industrial waste water by catalyzed iron internal electrolysis and suspended carrier bio-film | |
| CN206457385U (en) | A kind of wastewater from chemical industry recycling device | |
| CN102040262B (en) | Electrolytic and catalytic oxidation reaction device and processing method based fluidized bed | |
| CN103058455B (en) | System for treating printing and dyeing wastewater with activated coke adopted and process thereof | |
| CN202576065U (en) | Advanced oxidation treatment device for nondegradable organic wastewater | |
| CN106882886A (en) | The deep treatment method of low-concentration industrial sewage | |
| CN102070263B (en) | Coking phenol cyanogen sewage treating method | |
| CN111762969B (en) | Low-concentration degradation-resistant chemical wastewater treatment method and system | |
| CN106348494A (en) | Fenton integrated sewage treatment device and method | |
| CN106082559A (en) | A kind of integrated waste-water treater of efficient energy-saving |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170125 |
|
| WD01 | Invention patent application deemed withdrawn after publication |