CN109626682A - A kind of device handling highly concentrated waste water from dyestuff and processing method - Google Patents

A kind of device handling highly concentrated waste water from dyestuff and processing method Download PDF

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Publication number
CN109626682A
CN109626682A CN201910111137.7A CN201910111137A CN109626682A CN 109626682 A CN109626682 A CN 109626682A CN 201910111137 A CN201910111137 A CN 201910111137A CN 109626682 A CN109626682 A CN 109626682A
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China
Prior art keywords
main body
waste water
reaction tank
body reaction
tank
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Pending
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CN201910111137.7A
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Chinese (zh)
Inventor
高维春
黄开拓
李丹
李家仁
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Liaoning Tuoqi Environmental Protection Technology Co Ltd
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Liaoning Tuoqi Environmental Protection Technology Co Ltd
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Priority to CN201910111137.7A priority Critical patent/CN109626682A/en
Publication of CN109626682A publication Critical patent/CN109626682A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/34Treatment of water, waste water, or sewage with mechanical oscillations
    • C02F1/36Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/722Oxidation by peroxides
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/308Dyes; Colorants; Fluorescent agents

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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)
  • Physical Water Treatments (AREA)

Abstract

The invention discloses a kind of device for handling highly concentrated waste water from dyestuff and processing methods.The highly concentrated dye wastewater treatment device, comprising: pH conditioning tank;The water inlet end of coagulative precipitation tank, coagulative precipitation tank is connected with the water outlet of pH conditioning tank;Main body reaction tank, main body reaction tank water inlet end are connected with coagulative precipitation tank water outlet;Oilless air compressor;Adsorptive drier, adsorptive drier inlet end are connected with oilless air compressor outlet side;Ozone generator, ozone generator inlet end are connected with adsorptive drier outlet side, and ozone generator outlet side is connected by the aeration tube that pipeline reacts bottom of pond portion with main body.The processing unit is recycled by the synergistic effect of iron carbon filler and ultrasonic wave, ozone tail gas, the utilization rate of ozone can be made up to 95% or more using " light electrolysis-ozone-ultrasonic wave " system.The present apparatus has many advantages, such as that compact-sized, space utilization rate is high, good economy performance, treatment effeciency are high, can be used for the processing of highly concentrated waste water from dyestuff.

Description

A kind of device handling highly concentrated waste water from dyestuff and processing method
Technical field
The invention belongs to technical field of sewage, a kind of device for handling highly concentrated waste water from dyestuff and processing side are related generally to Method, for handling highly concentrated waste water from dyestuff.
Background technique
The dye industry in China has the characteristics that small mount, multi items, is largely intermittently operated, waste water discontinuity row It puts, water quality and quantity variation range is big, during DYE PRODUCTION such as sulfonation, nitrification, diazotising, reduction, oxidation and acid (salt) There is a large amount of pollutant to generate in the processes such as analysis.Causing these dyeing waste waters to have, pollutant concentration is high, waste component is complicated, Contain the characteristics of a large amount of organic matter and salinity, COD high, color are deep, acid-base property is strong, biodegradability is poor and strong toxicity.
Organic pollutant major part number in waste water exists in the form of benzene, naphthalene, anthracene, quinones organic matter, when the hydrogen on phenyl ring The bigger compound of toxicity can be generated after being substituted.The stronger heavy metal element containing some bio-toxicities in dye structure, to people Class and environment cause serious harm.In addition, most azo dye wastewater also has bio-toxicity, the work to microorganism Property have inhibiting effect, will do it in the environment accumulation after to biology and human health cause to seriously endanger.Remaining dye in waste water Material, pigment component are discharged into water body and also result in the reduction of light transmittance even if concentration is very low, and eventually lead to water ecosystem Destruction.
Ozone has very strong oxidability, and oxidation-reduction potential in water is 2.08V.Ozone oxidation can make dyestuff The bivalent key of chromophoric group is broken, while destroying benzene, naphthalene, the anthracene isocyclic compound for constituting chromophoric group, to keep waste water de- Color improves the biodegradability of waste water while reducing COD.Ozone oxidation has selectivity, and exclusive use oxidation efficiency is not high, but Ozone is unstable in water, can generate the extremely strong antozone of oxidability and hydroxyl etc., hydroxyl radical free radical can draw in water Send out radical chain reaction a series of, the various organic matters in the degradation of non-selectivity, mineralized water.In addition to this, it is used alone also The problems such as that there are ozone dosages is higher, occupied area is larger, investment operating cost is higher.
Summary of the invention
The purpose of the present invention is to provide a kind of device for handling highly concentrated waste water from dyestuff and processing methods, using " light electrolysis- Ozone-ultrasonic wave " system is recycled by the synergistic effect of iron carbon filler and ultrasonic wave, ozone tail gas, is greatly improved The utilization rate of ozone reduces the dosage of ozone and filler, reduces occupation area of equipment.
The present invention is achieved by the following technical solutions:
A kind of device handling highly concentrated waste water from dyestuff, comprising: pH conditioning tank;Coagulative precipitation tank, the water inlet end of coagulative precipitation tank with The water outlet of pH conditioning tank is connected;Main body reaction tank, main body reaction tank water inlet end are connected with coagulative precipitation tank water outlet;Oil-free sky Press;Adsorptive drier, adsorptive drier inlet end are connected with oilless air compressor outlet side, oilless air compressor and adsorptive drier Between be equipped with air filter;Ozone generator, ozone generator inlet end are connected with adsorptive drier outlet side, and ozone occurs Device outlet side is connected by the aeration tube that pipeline reacts bottom of pond portion with main body.
Further, the pH conditioning tank inlet pipeline is equipped with sewage pump and feed water flow meter.
Further, the first valve and ejector are equipped between the coagulative precipitation tank and main body reaction tank.
Further, the 40% ~ 60% of the wastewater effluent of the main body reaction tank is conveyed into waste water circulation line, remaining waste water Water outlet is discharged by the 4th valve, and the waste water circulation line is equipped with sewage (waste water) recirculating pump and recycle stream meter, recycle stream meter Water outlet be connected between the first valve and ejector by triplate line, recycle stream meter outlet pipeline be equipped with the second valve Door.
Further, hydrogen peroxide grug feeding ja, hydrogen peroxide grug feeding ja and main body reaction tank are equipped on the left of the main body reaction tank Between be equipped with electromagnetic metering pump.
Further, pass through exhaust collection pipeline connection safety valve, safety valve export pipeline at the top of the main body reaction tank It is connected to ejector.
Further, main body reaction bottom of pond portion is equipped with aeration tube, horizontally arranged on aeration tube to be equipped with several ozone and expose Gas head, ozonation aerated head top are equipped with filler supporting plate, place iron carbon filler on filler supporting plate;On the outside of the main body reaction tank Position is equipped with several ultrasonic oscillators, and each ultrasonic oscillator is connect with supersonic generator.
Further, the ultrasonic oscillator frequency is 20kHz or 40kHz.
Further, ozone flowmeter and third valve are equipped between the ozone generator and main body reaction tank.
A kind of processing method for the device handling highly concentrated waste water from dyestuff, method includes the following steps:
Step 1: the pH value of waste water is adjusted to alkalescent in pH conditioning tank;
Step 2: the waste water that step 1 is handled is introduced into coagulative precipitation tank;
Step 3: the waste water that step 2 is handled is introduced into main body reaction tank, iron carbon filler is filled in main body reaction tank, it is main Precursor reactant bottom of pond portion constantly carries out ozonation aerated, and ozone gas moves from bottom to top in main body reactor;Outside main body reaction tank Several ultrasonic oscillators of side installation are opened;
Step 4: main body reaction tank internal pressure constantly increases during ozonation aerated, when pressure is opened more than safety valve in pond When pressure, safety valve starts to discharge ozone tail gas, and ozone tail gas is sent into ejector by pipeline and is mixed with waste water;When main body is reacted When pond internal pressure is reduced to blowdown pressure of safety valve, safety valve is closed;
Step 5: a part of waste water that step 3 is handled is discharged from exit, another part waste water and ozone tail gas are mixed It is back to after conjunction in main body reaction tank.
Further, the pH value of the step 1 is 7.5 ~ 8.5.
Further, the coagulant being added in the coagulative precipitation tank is AS, PFS, PAC, and dosage is respectively 210mg/L、135mg/L、80mg/L。
Further, during main body reaction tank reaction, according to mass ratio H2O2: COD=0.05 ~ 0.1:1 is added double Oxygen water.
Further, during main body reaction tank reaction, ozonation aerated amount is 100 ~ 200mg/L.
Further, iron carbon filler is filled in the main body reaction tank, the volume ratio of iron carbon filler quality and waste water is 1:3, iron carbon filler are chondritic, and filler internal diameter is 2 ~ 4cm.
Further, the waste water recycle ratio of main body reaction tank effluent part water outlet is 4 ~ 6.
Further, the opening pressure of safety valve is 0.2 ~ 0.3Mpa, and blow pressure is 0.12 ~ 0.14Mpa.
Further, the residence time of waste water is 40min in the coagulative precipitation tank.
Further, the residence time of waste water is 60min in the main body reaction tank.
Advantage and effect: the device of the highly concentrated waste water from dyestuff of processing of the invention strengthens the biography of ozone by micro-electrolysis stuffing The iron ion of matter effect, dissolution has catalytic action to ozone, and the presence of ozone reduces the consumption of iron carbon filler;Ultrasonic wave Make ozone fully dispersed in conjunction with ozonation technology and dissolution, improve its oxidability simultaneously in the dosage for reducing ozone, It is acted on by means of the materialization of ultrasound cavitation effect and its generation to strengthen the decomposition of ozone, and generates a large amount of free radical;Ozone Tail gas recycles, and the utilization rate of ozone is greatly improved, and reduces the dosage of ozone and filler.The present apparatus has structure tight Gather, space utilization rate height, good economy performance, high treatment effeciency the advantages that.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for the device for handling highly concentrated waste water from dyestuff of the present invention.
Fig. 2 is the structural schematic diagram of main body reaction tank.
In figure: 1, sewage pump;2, feed water flow meter;3, pH conditioning tank;4, coagulative precipitation tank;5, the first valve;6, Ejector;7, main body reaction tank;8, electromagnetic metering pump;9, hydrogen peroxide grug feeding ja;10, safety valve;11, sewage (waste water) recirculating pump;12, Recycle stream meter;13, the second valve;14, oilless air compressor;15, air filter;16, adsorptive drier;17, ozone occurs Device;18, ozone flowmeter;19, third valve;20, the 4th valve;21, aeration tube;22, ozonation aerated head;23, ultrasonic wave shakes Son;24, filler supporting plate;25, iron carbon filler;26, supersonic generator.
Specific embodiment
The present invention is added in the following with reference to the drawings and specific embodiments and is described further.
Embodiment: as shown in Figure 1 and Figure 2, a kind of device handling highly concentrated waste water from dyestuff, comprising: pH conditioning tank 3;Coagulation is heavy The water inlet end in shallow lake pond 4, coagulative precipitation tank 4 is connected with the water outlet of pH conditioning tank 3;Main body reaction tank 7, main body reaction tank 7 are intake End is connected with 4 water outlet of coagulative precipitation tank;Oilless air compressor 14;Adsorptive drier 16,16 inlet end of adsorptive drier with it is oil-free 14 outlet side of air compressor machine is connected, and air filter 15 is equipped between oilless air compressor 14 and adsorptive drier 16;Ozone generator 17,17 inlet end of ozone generator is connected with 16 outlet side of adsorptive drier, and 17 outlet side of ozone generator passes through pipeline and master The aeration tube 21 of 7 bottom of precursor reactant pond is connected.3 inlet pipeline of pH conditioning tank is equipped with sewage pump 1 and feed water flow meter 2. The first valve 5 and ejector 6 are equipped between coagulative precipitation tank 4 and main body reaction tank 7.A part of waste water of main body reaction tank 7 goes out Water is conveyed into waste water circulation line, and another part wastewater effluent is discharged by the 4th valve 20, and waste water circulation line is equipped with dirt The water outlet of water-circulating pump 11 and recycle stream meter 12, recycle stream meter 12 is connected to the first valve 5 and jet stream by triplate line Between device 6,12 outlet pipeline of recycle stream meter is equipped with the second valve 13.Hydrogen peroxide grug feeding ja is equipped on the left of main body reaction tank 7 9, electromagnetic metering pump 8 is equipped between hydrogen peroxide grug feeding ja 9 and main body reaction tank 7.Pass through exhaust collection at the top of main body reaction tank 7 Piping connection safety valve 10,10 export pipeline of safety valve are connected to ejector 6.7 bottom of main body reaction tank is equipped with aeration tube 21, exposes It is horizontally arranged on tracheae 21 to be equipped with several ozonation aerated heads 22, it is equipped with filler supporting plate 24 above ozonation aerated head 22, filler is held Iron carbon filler 25 is placed on supporting plate 24;The main body reaction tank outer fix is equipped with several ultrasonic oscillators 23, Mei Gechao Acoustic wave transducer 23 is connect with supersonic generator 26.Ozone flowmeter is equipped between ozone generator 17 and main body reaction tank 7 18 and third valve 19.
A kind of device handling highly concentrated waste water from dyestuff and processing method, method includes the following steps:
Step 1: the pH value of waste water is adjusted to alkalescent in pH conditioning tank;
Step 2: the waste water that step 1 is handled is introduced into coagulative precipitation tank;
Step 3: the waste water that step 2 is handled is introduced into main body reaction tank, iron carbon filler is filled in main body reaction tank, it is main Precursor reactant bottom of pond portion constantly carries out ozonation aerated, and ozone gas moves from bottom to top in main body reaction tank;Outside main body reaction tank Several ultrasonic oscillators of side installation are opened;
Step 4: main body reaction tank internal pressure constantly increases during ozonation aerated, when pressure is opened more than safety valve in pond When pressure, safety valve starts to discharge ozone tail gas, and ozone tail gas is sent into ejector by pipeline and is mixed with waste water;When main body is reacted When pond internal pressure is reduced to blowdown pressure of safety valve, safety valve is closed;
Step 5: a part of waste water that step 3 is handled is discharged from exit, another part waste water and ozone tail gas are mixed It is back to after conjunction in main body reaction tank.
By taking initial concentration is the actual dye wastewater of 4000mg/L as an example, waste water adjusts pH value to 8 in pH conditioning tank 3 The PAC of 60mg/L, retention time of sewage in coagulative precipitation tank 4 is added into coagulative precipitation tank 4 in left and right in coagulative precipitation tank 4 It is laggard to become owner of in precursor reactant pond 7 for 40min, the hydrogen peroxide of 200mg/L is added in main body reaction tank 7, ozonation aerated amount is 100mg/L, retention time of sewage is 60min in main body reaction tank 7, after 40% reflux that main body reaction tank 7 is discharged with ozone tail gas It is mixed into main body reaction tank 7, in continuous cyclic process, a part of discharge of wastewater.The COD removal rate of waste water from dyestuff is 82%, Percent of decolourization is 90%.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art To make other various forms of variations or variation, all embodiments can not be exhaustive here, it is all to belong to this hair The obvious changes or variations that bright technical solution is extended are still in the scope of protection of the present invention.

Claims (9)

1. a kind of device for handling highly concentrated waste water from dyestuff characterized by comprising pH conditioning tank (3);Coagulative precipitation tank (4) mixes The water inlet end of solidifying sedimentation basin (4) is connected with the water outlet of pH conditioning tank (3);Main body reaction tank (7), main body reaction tank (7) water inlet End is connected with coagulative precipitation tank (4) water outlet;Oilless air compressor (14);Adsorptive drier (16), adsorptive drier (16) air inlet End is connected with oilless air compressor (14) outlet side, and air filter is equipped between oilless air compressor (14) and adsorptive drier (16) (15);Ozone generator (17), ozone generator (17) inlet end are connected with adsorptive drier (16) outlet side, ozone generator (17) outlet side is connected by pipeline with the aeration tube (21) of main body reaction tank (7) bottom.
2. a kind of device for handling highly concentrated waste water from dyestuff according to claim 1, it is characterised in that: the pH conditioning tank (3) inlet pipeline is equipped with sewage pump (1) and feed water flow meter (2).
3. a kind of device for handling highly concentrated waste water from dyestuff according to claim 1, it is characterised in that: the coagulative precipitation tank (4) the first valve (5) and ejector (6) are equipped between main body reaction tank (7).
4. a kind of device for handling highly concentrated waste water from dyestuff according to claim 3, it is characterised in that: the main body reaction tank (7) the 40% ~ 60% of wastewater effluent is conveyed into waste water circulation line, remaining wastewater effluent is discharged by the 4th valve (20), institute Waste water circulation line is stated equipped with sewage (waste water) recirculating pump (11) and recycle stream meter (12), the water outlet of recycle stream meter (12) passes through three Siphunculus road is connected between the first valve (5) and ejector (6), and recycle stream meter (12) outlet pipeline is equipped with the second valve (13).
5. a kind of device for handling highly concentrated waste water from dyestuff according to claim 4, it is characterised in that: the main body reaction tank (7) left side is equipped with hydrogen peroxide grug feeding ja (9), and electromagnetic metering pump is equipped between hydrogen peroxide grug feeding ja (9) and main body reaction tank (7) (8).
6. a kind of device for handling highly concentrated waste water from dyestuff according to claim 4, it is characterised in that: the main body reaction tank (7) top is connected to ejector (6) by exhaust collection pipeline connection safety valve (10), safety valve (10) export pipeline.
7. a kind of device for handling highly concentrated waste water from dyestuff according to claim 4, it is characterised in that: the main body reaction tank (7) bottom is equipped with aeration tube (21), horizontally arranged on aeration tube (21) to be equipped with several ozonation aerated heads (22), ozonation aerated head (22) top is equipped with filler supporting plate (24), places iron carbon filler (25) on filler supporting plate (24);The main body reaction tank (7) Outer fix is equipped with several ultrasonic oscillators (23), and each ultrasonic oscillator (23) connects with supersonic generator (26) It connects.
8. a kind of device for handling highly concentrated waste water from dyestuff according to claim 1, it is characterised in that: the ozone generator (17) ozone flowmeter (18) and third valve (19) are equipped between main body reaction tank (7).
9. a kind of processing method of device for handling highly concentrated waste water from dyestuff according to claim 1, it is characterised in that: the party Method the following steps are included:
Step 1: the pH value of waste water is adjusted to alkalescent in pH conditioning tank (3);
Step 2: the waste water that step 1 is handled is introduced into coagulative precipitation tank (4);
Step 3: the waste water that step 2 is handled is introduced into main body reaction tank (7), iron carbon is filled in main body reaction tank (7) Filler, main body reaction tank (7) bottom constantly carry out ozonation aerated, and ozone gas is moved from bottom to top in the main body reactor (7); Several ultrasonic oscillators (23) installed on the outside of main body reaction tank (7) are opened;
Step 4: main body reaction tank (7) internal pressure constantly increases during ozonation aerated, when pressure is more than safety valve in pond (10) when cracking pressure, safety valve (10) starts to discharge ozone tail gas, and ozone tail gas is sent into ejector (6) and waste water by pipeline Mixing;When main body reaction tank (7) internal pressure is reduced to safety valve (10) blow pressure, safety valve (10) is closed;
Step 5: a part of waste water that step 3 is handled is discharged from exit, another part waste water and ozone tail gas are mixed It is back to after conjunction in main body reaction tank (7).
CN201910111137.7A 2019-02-12 2019-02-12 A kind of device handling highly concentrated waste water from dyestuff and processing method Pending CN109626682A (en)

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CN201910111137.7A CN109626682A (en) 2019-02-12 2019-02-12 A kind of device handling highly concentrated waste water from dyestuff and processing method

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CN201910111137.7A CN109626682A (en) 2019-02-12 2019-02-12 A kind of device handling highly concentrated waste water from dyestuff and processing method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112679005A (en) * 2019-10-17 2021-04-20 中国石油化工股份有限公司 Heavy metal-containing high COD wastewater treatment method
CN114702119A (en) * 2022-06-07 2022-07-05 天润(山东)生态环境科技有限公司 Organic wastewater treatment system and treatment method

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CN106430523A (en) * 2016-11-07 2017-02-22 中国海诚工程科技股份有限公司 Deep ozone treatment device and treatment method for organic wastewater biochemical effluent
CN108002650A (en) * 2017-12-08 2018-05-08 环境保护部华南环境科学研究所 The device and method of ultrasonic ozone-light electrolysis coupling degraded industrial organic waste water
CN109279726A (en) * 2018-11-28 2019-01-29 广东佳德环保科技有限公司 A kind of organic wastewater treating system and processing method
CN209602291U (en) * 2019-02-12 2019-11-08 辽宁拓启环保科技有限公司 A kind of device handling highly concentrated waste water from dyestuff

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CN102180558A (en) * 2011-05-12 2011-09-14 浙江东洋环境工程有限公司 Process for treating high-concentration industrial organic wastewater by composite advanced oxidation method
CN106430523A (en) * 2016-11-07 2017-02-22 中国海诚工程科技股份有限公司 Deep ozone treatment device and treatment method for organic wastewater biochemical effluent
CN108002650A (en) * 2017-12-08 2018-05-08 环境保护部华南环境科学研究所 The device and method of ultrasonic ozone-light electrolysis coupling degraded industrial organic waste water
CN109279726A (en) * 2018-11-28 2019-01-29 广东佳德环保科技有限公司 A kind of organic wastewater treating system and processing method
CN209602291U (en) * 2019-02-12 2019-11-08 辽宁拓启环保科技有限公司 A kind of device handling highly concentrated waste water from dyestuff

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112679005A (en) * 2019-10-17 2021-04-20 中国石油化工股份有限公司 Heavy metal-containing high COD wastewater treatment method
CN112679005B (en) * 2019-10-17 2023-04-07 中国石油化工股份有限公司 Heavy metal-containing high COD wastewater treatment method
CN114702119A (en) * 2022-06-07 2022-07-05 天润(山东)生态环境科技有限公司 Organic wastewater treatment system and treatment method
CN114702119B (en) * 2022-06-07 2022-08-26 天润(山东)生态环境科技有限公司 Organic wastewater treatment system and treatment method

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