CN109485214A - A kind of processing method of thickened sludge minimizing - Google Patents
A kind of processing method of thickened sludge minimizing Download PDFInfo
- Publication number
- CN109485214A CN109485214A CN201811573203.4A CN201811573203A CN109485214A CN 109485214 A CN109485214 A CN 109485214A CN 201811573203 A CN201811573203 A CN 201811573203A CN 109485214 A CN109485214 A CN 109485214A
- Authority
- CN
- China
- Prior art keywords
- sludge
- concentrated liquid
- processing method
- electron beam
- irradiation
- 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
- C02F11/00—Treatment of sludge; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/001—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
-
- 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
- C02F2303/06—Sludge reduction, e.g. by lysis
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Treatment Of Sludge (AREA)
Abstract
A kind of processing method of thickened sludge minimizing provided by the invention, the mode suitable for later period burning disposal.When using burning disposal mode, forward and backward addition medicament, which is irradiated, in electron beam carries out liquid environment adjustment, reduce the moisture content after concentrated liquid sludge filtration compression, improve the strainability of sludge, can filtered compressed at large arch dam solid-state mud cake, burning net heating value is improved, burning disposal is more suitable for, achievees the effect that sludge reduction.
Description
Technical field
The present invention relates to technical field of sewage, and in particular to a kind of to utilize high-energy electron beam irradiation to realize concentration
The processing method of sludge reduction.
Background technique
Municipal sewage plant mostly uses activated sludge process as the major way of processing city domestic sewage, this place at this stage
Reason mode is while purifying water, along with the generation of a large amount of just heavy/thickened sludges.Just heavy/thickened sludge amount accounts for about processing
The 0.3%~1.0% of sewage total volume, processing problem are the significant problems that municipal sewage plant faces at present.It is municipal dirty
First heavy/thickened sludge of water factory contains the nutriments such as a large amount of microorganisms, suspended matter, colloid and nitrogen phosphorus, if cannot be properly
Processing disposition can generate secondary pollution to environment.
The new concept that sludge reduction, which is the 1990s, proposes thickened sludge disposition, be by physics, chemistry,
The biosolids amount that the means such as biology discharge entire sewage disposal system outward reaches at least, is to reduce sludge quantity at all.
Using various lysis technologies, so that the rapid death of bacterium is decomposed into matrix and utilized again by other bacteriums, be mud decrement process
In widely used means, generally include chemistry, physics, biology and its mutually united effect.
Wherein, the sludge reduction technology that ozone oxidation combines, can make sludge part be mineralized into CO2And H2O, at the same it is another
It is partly dissolved as easily biological-degradable substance, but the validity of ozone oxidation depends strongly on the physical structure and system of activated sludge
Operation conditions causes the optimization of ozone dosing method extremely difficult；The sludge reduction technology that chlorination combines, cost is relatively low, only
There is the 10% of ozonisation, but chlorine, as relatively weak oxidant, dosage is larger, while chlorination process can be generated with harmfulness
By-product, there are larger problems for industrial applications；Heat-alkali combination sludge reduction technology, can steadily carry out cell dissolution
And biodegrade, but be disadvantageous in that need to add NaOH and provide heating equipment to adjust pH value and temperature, complicated technology stream
Journey and equipment corrosion are the limiting factors of its industrial applications；The sludge reduction technology that ultrasonic wave combines, can effectively break
Chopping fine cell wall has many advantages, such as that pollution-free, energy density is high, decomposition rate is fast, but the mechanism and sewage of ultrasonic sludge processing
The reasonability combination for the treatment of process need to be studied further.
Based on the equal Shortcomings place of above-mentioned existing treatment process and limitation, it is therefore desirable to propose a kind of completely new place
Science and engineering skill is to solve the problems, such as thickened sludge minimizing.
Summary of the invention
In view of this, passing through electron beam spoke the object of the present invention is to provide a kind of processing method of thickened sludge minimizing
According to pretreatment thickened sludge, achieve the effect that sludge reduction.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
A kind of processing method of thickened sludge minimizing, the specific steps are as follows:
S1, the concentrated liquid sludge after sewage treatment is collected, the solid content of concentrated liquid sludge is 3~5%；
The concentrated liquid dirt of collection is carried out pretreatment operation early period by S2；
S3, concentrated liquid sludge is delivered in injector, concentrated liquid sludge is ejected to electricity from jet port by injector
Electron beam irradiation is carried out in sub- accelerator irradiated site；
Concentrated liquid sludge after electron beam treatment with irradiation is carried out post-processing by S4；
S5, the concentrated liquid sludge Jing Guo post-processing is filtered, compresses solid-state mud cake is made, and carried out at burning
Reason.
Preferably, injector is by concentrated liquid sludge from jet port with the liquid film of uniform thickness in the step S3
Ejection, which is flowed through into electron accelerator irradiation area, carries out electron beam irradiation, and the height of the jet port is identical as thickness of liquid film, institute
The relationship stated between thickness of liquid film h (millimeter, mm) and beam energy V (megavolt, MV) is as follows:
H=4V.
Preferably, the liquid film of electron beam irradiation concentrated liquid sludge carries out in air in the step S3, irradiate
Dosage≤20kGy.
Preferably, in the step S2, the concentrated liquid dirt of collection is subjected to pretreatment operation early period, thereto plus
Enter acid quenched medicament and/or adds flocculant thereto.
Preferably, the quenched medicament of acidity includes the one of which or more of dilute sulfuric acid, ferrous sulfate, hydrogen peroxide
Kind, concentrated liquid sludge is adjusted to weak acid environment.
Preferably, the flocculant be bodied ferric sulfate, aluminium polychloride, polymerization of acrylamide one of which or
It is a variety of, additive amount≤0.1 ω ‰ of flocculant.
Preferably, the concentrated liquid sludge after electron beam treatment with irradiation is carried out the later period in the step S4
The quenched medicament of alkalinity is added in processing thereto.
Preferably, the quenched medicament of alkalinity is calcium hydroxide or calcium oxide, adjust after electron beam treatment with irradiation
Concentrated liquid sludge to weakly alkaline environment, pH is 7~8.5.
Compared with prior art, the processing method of a kind of thickened sludge minimizing provided by the invention, burns suitable for the later period
Burn the mode of processing.Forward and backward additions medicament, which is irradiated, in electron beam carries out liquid environment adjustment, reduction concentrated liquid sludge filtration,
Moisture content after compression improves the strainability of sludge, can filtered compressed at large arch dam solid-state mud cake, improve combustion
Burning-out calorific value, is more suitable for burning disposal, achievees the effect that sludge reduction.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of flow chart of the processing method of the thickened sludge minimizing provided in embodiment one.
Specific embodiment
Existing sludge reduction treatment process has the disadvantage in that the validity of 1) ozone oxidation depends strongly on active dirt
The physical structure and system operation situation of mud, cause the optimization of ozone dosing method extremely difficult；2) in chlorination combined process
For chlorine as relatively weak oxidant, dosage is larger, while chlorination process can generate the by-product with harmfulness, and industrialization is answered
With there are larger problems；3) heat-alkali combination sludge reduction technology need to add NaOH and provide heating equipment with adjust pH value and
Temperature, complex process flow and equipment corrosion are the limiting factors of its industrial applications；4) mud decrement that ultrasonic wave combines
The mechanism of change technology is combined with the reasonability of sewage treatment process and need to further be studied.
Therefore, propose a kind of completely new based on the equal Shortcomings place of above-mentioned existing treatment process and limitation, the present invention
Treatment process to solve the problems, such as thickened sludge minimizing, by electron beam irradiation pre-process thickened sludge, reach sludge and subtract
The effect of quantization.
Technical solution of the present invention will be clearly and completely described by specific embodiment below.Obviously, it is retouched
The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.
Embodiment one:
A kind of processing method of thickened sludge minimizing, the specific steps are as follows:
S1, the concentrated liquid sludge after sewage treatment is collected, the solid content of concentrated liquid sludge is generally 3%, that is, contains
Water rate is 97%.
S2, the concentrated liquid sludge of collection is subjected to pretreatment operation early period, be added thereto acid quenched medicament and/or
Flocculant is added thereto.The step for be before electron beam irradiation, be added acid quenched medicament be to be able to provide it is dense
The electron beam of microorganism in contracting liquid sludge irradiates liquid environment, and it is to hang in concentrated liquid sludge that flocculant, which is added,
Floating object further precipitates, and increases the solid content of concentrated liquid sludge.
Specifically, acid quenched medicament includes the one or more of them of dilute sulfuric acid, ferrous sulfate, hydrogen peroxide, adjust dense
Contracting liquid sludge is to weak acid environment.Flocculant be bodied ferric sulfate, aluminium polychloride, polymerization of acrylamide one of which or
It is a variety of, additive amount≤0.1 ω ‰ of flocculant.Acid quenched medicament is different with the function and effect of flocculant, and the two can add simultaneously
Add or only add one of which, can specifically be adjusted according to the actual situation.
S3, concentrated liquid sludge is delivered in injector, concentrated liquid sludge is ejected to electricity from jet port by injector
Electron beam irradiation is carried out in sub- accelerator irradiated site.In the present embodiment, jet port is set as flat, so that injector can will be dense
Contracting liquid sludge is flowed through into electron accelerator irradiation area with the liquid film ejection of uniform thickness from jet port and carries out electron beam irradiation.
Meanwhile boosting jet, the warp that the liquid film that guarantee concentrated liquid sludge is formed can be stable are carried out using pressure pump in injector
Cross the irradiated site of electron accelerator.
Wherein, the relationship between thickness of liquid film h (millimeter, mm) and beam energy V (megavolt, MV) is as follows: h=4V, and
And the process of the liquid film in electron beam irradiation concentrated liquid sludge carries out in air, exposure dose≤20kGy.
S4, the concentrated liquid sludge after electron beam treatment with irradiation is subjected to post-processing, alkalinity is added thereto and adjusts
Matter medicament.
After the irradiation of the electron beam of step S3, liquid environment post-processing is carried out to it, i.e., alkalinity is added thereto and adjusts
Matter medicament, the quenched medicament of the alkalinity can be calcium hydroxide or calcium oxide, its liquid environment is adjusted to alkalescent, pH value range is
7~8.5, so that filtered compressed is at the solid-state mud cake of large arch dam, it is suitable for burning disposal.
S5, the concentrated liquid sludge after electron beam treatment with irradiation is filtered, compresses solid-state mud cake is made, gone forward side by side
Row burning processing.
The water content of the remaining sludge solids formed after step S4 is formed after compression compared to untreated preceding decline 10%
The solid content of solid-state mud cake improves 50% compared to the solid content that untreated above-mentioned processing is formed by solid-state mud cake, improves combustion
Burning-out calorific value, is more suitable for burning disposal, achievees the effect that sludge reduction.
Then, the processing method of a kind of thickened sludge minimizing provided by the invention, suitable for later period burning disposal
Mode.Forward and backward addition medicament is irradiated in electron beam and carries out liquid environment adjustment, after reduction concentrated liquid sludge filtration, compression
Moisture content, improve the strainability of sludge, can filtered compressed at the solid-state mud cake of large arch dam, improve the net heat of burning
Value, is more suitable for burning disposal, achievees the effect that sludge reduction.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of processing method of thickened sludge minimizing, it is characterised in that: specific step is as follows:
S1, the concentrated liquid sludge after sewage treatment is collected, the solid content of concentrated liquid sludge is 3~5%；
The concentrated liquid dirt of collection is carried out pretreatment operation early period by S2；
S3, concentrated liquid sludge is delivered in injector, concentrated liquid sludge is ejected to electronics from jet port and added by injector
Electron beam irradiation is carried out in fast device irradiated site；
Concentrated liquid sludge after electron beam treatment with irradiation is carried out post-processing by S4；
S5, the concentrated liquid sludge Jing Guo post-processing is filtered, compresses solid-state mud cake is made, and carrying out burning processing.
2. a kind of processing method of thickened sludge minimizing according to claim 1, it is characterised in that: the step S3
In, injector flows through concentrated liquid sludge with the liquid film ejection of uniform thickness to electron accelerator irradiation Qu Zhongjin from jet port
The irradiation of row electron beam, the height of the jet port is identical as thickness of liquid film, the thickness of liquid film h (millimeter, mm) and electron beam energy
The relationship measured between V (megavolt, MV) is as follows:
H=4V.
3. a kind of processing method of thickened sludge minimizing according to claim 2, it is characterised in that: the step S3
In, the liquid film of electron beam irradiation concentrated liquid sludge carries out in air, exposure dose≤20kGy.
4. a kind of processing method of thickened sludge minimizing according to claim 1, it is characterised in that: the step S2
In, the concentrated liquid dirt of collection is subjected to pretreatment operation early period, acid quenched medicament is added thereto and/or adds thereto
Flocculant.
5. a kind of processing method of thickened sludge minimizing according to claim 4, it is characterised in that: the acidity is quenched
Medicament includes the one or more of them of dilute sulfuric acid, ferrous sulfate, hydrogen peroxide, adjusts concentrated liquid sludge to weak acid environment.
6. a kind of processing method of thickened sludge minimizing according to claim 4, it is characterised in that: the flocculant is
The one or more of them of bodied ferric sulfate, aluminium polychloride, polymerization of acrylamide, additive amount≤0.1 ω ‰ of flocculant.
7. a kind of processing method of thickened sludge minimizing according to claim 1, it is characterised in that: the step S4
In, the concentrated liquid sludge after electron beam treatment with irradiation is subjected to post-processing, the quenched medicament of alkalinity is added thereto.
8. a kind of processing method of thickened sludge minimizing according to claim 7, it is characterised in that: the alkalinity is quenched
Medicament is calcium hydroxide or calcium oxide, adjusts the concentrated liquid sludge after electron beam treatment with irradiation to weakly alkaline environment, pH 7
~8.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573203.4A CN109485214A (en) | 2018-12-21 | 2018-12-21 | A kind of processing method of thickened sludge minimizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573203.4A CN109485214A (en) | 2018-12-21 | 2018-12-21 | A kind of processing method of thickened sludge minimizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109485214A true CN109485214A (en) | 2019-03-19 |
Family
ID=65711305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811573203.4A Pending CN109485214A (en) | 2018-12-21 | 2018-12-21 | A kind of processing method of thickened sludge minimizing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109485214A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2427520Y (en) * | 2000-06-09 | 2001-04-25 | 南京大学 | Flow rate controllable type electronic accelerator used as sludge radiation device |
| CN1765780A (en) * | 2005-09-14 | 2006-05-03 | 北京天地人环保科技有限公司 | Method for sludge reduction using ultrasonic treatment |
| CN102408178A (en) * | 2010-09-21 | 2012-04-11 | 上海市政工程设计研究总院 | Deep dewatering method for sludge |
| CN102616880A (en) * | 2012-03-09 | 2012-08-01 | 清华大学 | Irradiation reactor for continuously treating industrial wastewater under cooperation of electron accelerator, and method for irradiation reactor |
| CN103408184A (en) * | 2013-05-14 | 2013-11-27 | 清华大学 | Method for treating wastewater containing polyvinyl alcohol |
| CN104003602A (en) * | 2014-06-16 | 2014-08-27 | 周旋辉 | Method for improving dehydration performance of sludge through oxidizing organic matters in sludge |
| CN104609692A (en) * | 2014-12-29 | 2015-05-13 | 东莞市东元新能源科技有限公司 | Sludge tempering pre-treatment method |
| CN104891779A (en) * | 2015-06-29 | 2015-09-09 | 北京工业大学 | Combination type efficient sludge dewatering conditioning method |
| CN105174681A (en) * | 2015-09-30 | 2015-12-23 | 王立鹏 | Method for disintegrating excess sludge through combination of ultrasonic waves and modified eggshells |
| CN105293845A (en) * | 2015-10-26 | 2016-02-03 | 广州立白企业集团有限公司 | Treatment method for sludge reduction |
| CN105693058A (en) * | 2016-01-13 | 2016-06-22 | 中广核达胜加速器技术有限公司 | Urban domestic sludge treatment process |
| CN106365412A (en) * | 2016-11-14 | 2017-02-01 | 福州大学 | Method for conditioning urban sewage plant excess sludge through ultrasound and Fenton cooperation |
| CN106630524A (en) * | 2016-11-07 | 2017-05-10 | 浙江欧可美科技股份有限公司 | Method for improving dewatering performance of excess sludge |
| CN107032580A (en) * | 2017-05-23 | 2017-08-11 | 北京首创污泥处置技术股份有限公司 | A kind of sludge dewatering agent and its application method |
| CN108257705A (en) * | 2018-03-16 | 2018-07-06 | 中广核达胜加速器技术有限公司 | A kind of irradiation industrial wastewater control process system |
-
2018
- 2018-12-21 CN CN201811573203.4A patent/CN109485214A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2427520Y (en) * | 2000-06-09 | 2001-04-25 | 南京大学 | Flow rate controllable type electronic accelerator used as sludge radiation device |
| CN1765780A (en) * | 2005-09-14 | 2006-05-03 | 北京天地人环保科技有限公司 | Method for sludge reduction using ultrasonic treatment |
| CN1321078C (en) * | 2005-09-14 | 2007-06-13 | 北京天地人环保科技有限公司 | Method for sludge reduction using ultrasonic treatment |
| CN102408178A (en) * | 2010-09-21 | 2012-04-11 | 上海市政工程设计研究总院 | Deep dewatering method for sludge |
| CN102616880A (en) * | 2012-03-09 | 2012-08-01 | 清华大学 | Irradiation reactor for continuously treating industrial wastewater under cooperation of electron accelerator, and method for irradiation reactor |
| CN103408184A (en) * | 2013-05-14 | 2013-11-27 | 清华大学 | Method for treating wastewater containing polyvinyl alcohol |
| CN104003602A (en) * | 2014-06-16 | 2014-08-27 | 周旋辉 | Method for improving dehydration performance of sludge through oxidizing organic matters in sludge |
| CN104609692A (en) * | 2014-12-29 | 2015-05-13 | 东莞市东元新能源科技有限公司 | Sludge tempering pre-treatment method |
| CN104891779A (en) * | 2015-06-29 | 2015-09-09 | 北京工业大学 | Combination type efficient sludge dewatering conditioning method |
| CN105174681A (en) * | 2015-09-30 | 2015-12-23 | 王立鹏 | Method for disintegrating excess sludge through combination of ultrasonic waves and modified eggshells |
| CN105293845A (en) * | 2015-10-26 | 2016-02-03 | 广州立白企业集团有限公司 | Treatment method for sludge reduction |
| CN105693058A (en) * | 2016-01-13 | 2016-06-22 | 中广核达胜加速器技术有限公司 | Urban domestic sludge treatment process |
| CN106630524A (en) * | 2016-11-07 | 2017-05-10 | 浙江欧可美科技股份有限公司 | Method for improving dewatering performance of excess sludge |
| CN106365412A (en) * | 2016-11-14 | 2017-02-01 | 福州大学 | Method for conditioning urban sewage plant excess sludge through ultrasound and Fenton cooperation |
| CN107032580A (en) * | 2017-05-23 | 2017-08-11 | 北京首创污泥处置技术股份有限公司 | A kind of sludge dewatering agent and its application method |
| CN108257705A (en) * | 2018-03-16 | 2018-07-06 | 中广核达胜加速器技术有限公司 | A kind of irradiation industrial wastewater control process system |
Non-Patent Citations (1)
| Title |
|---|
| 陈川红等: "电子束辐照结合低温热水解协同提高污泥破解率", 《环境工程学报》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102774932B (en) | Method for removing COD (chemical oxygen demand) and ammonia nitrogen from wastewater by using titanium-base lead peroxide composite electrode | |
| KR101957548B1 (en) | System for treating coal gasification wastewater, and method for treating coal gasification wastewater | |
| CN108928892A (en) | A method of landfill leachate is handled based on electric Fenton coupling electric flocculation | |
| CN103466885A (en) | Process for treating wastewater generated in solar silicon wafer production process | |
| CN104230111B (en) | A kind of sludge ozone oxidant deweighting device and using method | |
| CN110845057A (en) | Electrochemical coupling ozone micro-nano bubble treatment system and wastewater treatment method | |
| CN108751550A (en) | A kind of processing method and processing system of landfill leachate tail water | |
| CN103641230A (en) | Method for carrying out organic wastewater pretreatment by using an iron-carbon-Fenton-integrated reactor | |
| CN102976537B (en) | Comprehensive physical and chemical treatment device and method of organic silicon wastewater | |
| CN104787949A (en) | Method and device for treating refuse leachate through photoelectric Fenton oxidation reaction based on modified gas diffusion electrode | |
| CN211946615U (en) | Electrochemical coupling ozone micro-nano bubble processing system | |
| CN101618905A (en) | Method for treating phosphoric wastewater through ozone-enhanced electrocoagulation | |
| CN102942243A (en) | Wastewater treatment method combining three-dimensional electrode and electric Fenton | |
| CN105254117A (en) | Treatment method of fine chemical engineering oily wastewater | |
| CN205442899U (en) | Dense water processing system of manifold type reverse osmosis | |
| CN109437447A (en) | A kind of preprocess method of guanine waste water | |
| CN109485214A (en) | A kind of processing method of thickened sludge minimizing | |
| CN104944648A (en) | High-pressure dissolved-oxygen oxidizing treatment technique for treating wastewater | |
| CN105254116A (en) | Chemical waste water processing method | |
| CN215947045U (en) | Special integrated wastewater treatment equipment for graphene preparation | |
| CN113479976A (en) | Integrated wastewater treatment device and application thereof | |
| CN108275755A (en) | A kind of method and apparatus of locellus processing of industrial waste water by electrolysis | |
| CN204079712U (en) | A kind of sludge ozone oxidant deweighting device | |
| CN104787965B (en) | Treatment method of pharmaceutical industry wastewater | |
| CN107188378A (en) | Pyrazolone production wastewater treatment device and its handling process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190319 |