CN106977043A - The marine sewage treatment plant that a kind of main frame waste heat is recycled - Google Patents

The marine sewage treatment plant that a kind of main frame waste heat is recycled Download PDF

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Publication number
CN106977043A
CN106977043A CN201611244245.4A CN201611244245A CN106977043A CN 106977043 A CN106977043 A CN 106977043A CN 201611244245 A CN201611244245 A CN 201611244245A CN 106977043 A CN106977043 A CN 106977043A
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China
Prior art keywords
case
waste heat
heating
biochemical
main frame
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Pending
Application number
CN201611244245.4A
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Chinese (zh)
Inventor
李玉乐
朱发新
陈甜
王帅军
高军凯
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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Priority to CN201611244245.4A priority Critical patent/CN106977043A/en
Publication of CN106977043A publication Critical patent/CN106977043A/en
Pending legal-status Critical Current

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    • 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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • 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
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4676—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/5281—Installations for water purification using chemical agents
    • 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
    • C02F1/72—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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/32—Hydrocarbons, e.g. oil
    • C02F2101/322—Volatile compounds, e.g. benzene
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/38—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/28—Anaerobic digestion processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes

Abstract

The present invention relates to the marine sewage treatment plant that a kind of main frame waste heat is recycled.Solve heating in existing ship wastewater treatment process and there is power consumption greatly, fouling membrane is serious in the problem of cost is high, and wastewater treatment process, the problem of service life is short.Device includes electrolytic treatment system, biochemical treatment system, membrane filtration system and catalytic oxidation system, reaction casing in biochemical treatment system all includes casing, heating arrangements are provided with casing, casing is separated into the reative cell on top and the heating chamber of bottom by dividing plate, heating arrangements include heating plate, heat exchange box, heating rod is set on dividing plate, and the heat conductive rod of conduction shipowner's machine waste heat is provided with Heat Room.It is an advantage of the invention that make use of shipowner's machine waste heat to heat waste water in biochemical treatment system, waste resource is made full use of, energy consumption is greatlyd save, cost is reduced.The pollution of film core is alleviated, the service life of film core is improved.

Description

The marine sewage treatment plant that a kind of main frame waste heat is recycled
Technical field
The present invention relates to a kind of technical field of sewage, the sewage peculiar to vessel recycled more particularly, to a kind of main frame waste heat Processing unit.
Background technology
Existing marine sewage treatment system mesophytization reaction needs to be heated, existing general use heater pair Sewage is heated, and power consumption is big, and cost is high.The energy of current China coastal seas fishing boat main frame consumption accounts for ship consumption total energy More than 70%, and the thermal efficiency of main frame only has 46% or so, and substantial amounts of waste heat is drained by modes such as smoke evacuation, cooling waters, so main frame Waste heat has larger using potential.
In addition, existing marine sewage treatment system is difficult the requirement for meeting the new discharge index that IMO has been put into effect, New product using membrane technology as representative there is fouling membrane and service life is low, the problem of financial cost is higher.
The content of the invention
The present invention mainly solves to heat, cost high the problem of big in the presence of power consumption in existing ship wastewater treatment process, with And fouling membrane is serious in wastewater treatment process, the problem of service life is short reduces fouling membrane there is provided one kind power consumption is low, improves The marine sewage treatment plant that the main frame waste heat of service life is recycled.
The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals：A kind of main frame waste heat is sharp again Marine sewage treatment plant, including electrolytic treatment system, biochemical treatment system, membrane filtration system and catalytic oxidation system, The biochemical treatment system includes the anaerobic biological case, facultative anaerobic biochemical case and the aerobic biochemical case that are sequentially connected, anaerobic biological case, simultaneous Oxygen biochemistry case, aerobic biochemical case all include casing, and the heating arrangements heated using shipowner's machine waste heat are provided with casing, Casing is separated into the reative cell on top and the heating chamber of bottom by dividing plate, and heating arrangements include heating plate, heat exchange box, heating rod It is set on dividing plate, heating plate upper end is located in reative cell, lower end is located in heating chamber, heating chamber water inlet and Heat Room water outlet Mouth connection, heating chamber delivery port is connected with Heat Room water inlet, and the heat conductive rod of conduction shipowner's machine waste heat is provided with Heat Room. Waste water in biochemical treatment system is heated present invention utilizes shipowner's machine waste heat, waste resource is made full use of, greatlyd save Energy consumption, reduces cost.Heat Room, heating chamber formation circulation, are perfused with water, heat conductive rod conducts main frame waste heat inside them Come over to heat water, the water after heating is sent in heating chamber, heats heating rod, heating rod is then carried out waste water Heating, water is sent in Heat Room by heating chamber delivery port afterwards, re-starts heating.
As a kind of preferred scheme, electrolytic treatment system includes header tank, header tank be sequentially connected electrolyte tank, neutralize case, Coagulating case and settling tank, the delivery port of settling tank are connected to anaerobic biological case.Light electrolysis, electricity are carried out in electrolyte tank to waste water Solve and acid condition is kept in case, general pH value 2-3, active element iron and inert element carbon can form countless micro-current reactions Device, the nascent state [H] of the strong reducing property produced by the light electrolysis formed using iron carbon can reduce nitrobenzene for aniline, utilize Light electrolysis produces the larger hydroxyl radical free radical of activity（•OH）And Fe2+, the two has stronger redox, can reduction-oxidation Larger molecular organicses are had good chain scission and had to arene, heterocycle type organic by the organic matter in waste water Good ring opening, can substantially reduce pollutant concentration and toxicity with organic matters such as oxidation Decomposition phenyl ring.Dirt can be destroyed simultaneously The chromophoric group in thing is contaminated, so as to reach the purpose of decolouring.
Neutralizing case is used for neutralization, and basic agent is added in case, adjusts pH7-8.Plus alkali neutralizes produced Fe （OH）3With stronger absorption and coagulation effect, partial contamination thing can also be removed.By the conversion of iron ion, after can avoiding The drawbacks of continuous processing waste water color gloomy flavescence.
As a kind of preferred scheme, the membrane filtration system includes solid-liquid separation membrane case, solid-liquid separation membrane case water inlet with Aerobic biochemical case is connected, and solid-liquid separation membrane case delivery port is connected with catalytic oxidation system.Sewage passes through solid-liquid separation membrane after processing Case, a separation of solid and liquid is carried out using wastewater by membrane technology, further the impurity in sewage is separated again.Due to passing through Electrolysis processing and biochemical treatment above so that organic matter of sewage processing is more thorough, so as to alleviate the pollution of film core, are improved The service life of film core.
As a kind of preferred scheme, the catalytic oxidation system includes catalytic ozonation case, and catalytic ozonation case enters The mouth of a river is connected with solid-liquid separation membrane case, and the delivery port of catalytic ozonation case is connected with floss hole.
As a kind of preferred scheme, also include sludge condensation case and sludge dewatering system, sludge condensation case takes off with sludge Water system is connected, and the settling tank bottom is connected to sludge condensation case.The biochemical sludge in settling tank is collected in sludge condensation case, Concentrated using Action of Gravity Field natural subsidence, thickened sludge is dehydrated through screw pump to sludge dewatering system by plate and frame filter press.
As a kind of preferred scheme, the anaerobic biological case, facultative anaerobic biochemical case, perforation is provided with aerobic biochemical case exposes Tracheae, boring aeration pipe inlet end is connected with blower fan.
Therefore, it is an advantage of the invention that：Shipowner's machine waste heat make use of to heat waste water in biochemical treatment system, fully Using waste resource, energy consumption is greatlyd save, cost is reduced.Carry out a separation of solid and liquid again using wastewater by membrane technology, enter one Step is separated the impurity in sewage.Electrolysis processing and biochemical treatment before due to having passed through so that at organic matter of sewage Reason is more thorough, so as to alleviate the pollution of film core, improves the service life of film core.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural frames diagram of the present invention；
Accompanying drawing 2 is a kind of structural representation of heating arrangements in the present invention.
1- header tank 2- electrolyte tank 3- coagulating case 4- settling tank 5- anaerobic biological case 6- facultative anaerobic biochemical casees 7- Aerobic biochemical case 8- solid-liquid separation membrane case 9- catalytic ozonation case 10- floss hole 11- sludge condensation case 12- sludge takes off With case 14- dividing plate 15- reative cell 16- heating chamber 17- heating rod 18- Heat Room 19- heat conductive rods in water system 13-.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment：
The marine sewage treatment plant that a kind of main frame waste heat of the present embodiment is recycled, as shown in figure 1, including categorised collection sewage simultaneously Electrolytic treatment system, biochemical treatment system, membrane filtration system and catalytic oxidation system that classification is handled.
Electrolytic treatment system includes header tank 1, electrolyte tank 2, neutralizes case 13, coagulating case 3, settling tank 4.Biochemical treatment System includes anaerobic biological case 5, facultative anaerobic biochemical case 6 and aerobic biochemical case 7.Membrane filtration system includes solid-liquid separation membrane case 8.Catalysis Oxidative system includes catalytic ozonation case 9.
Header tank is sequentially connected electrolyte tank 2, neutralizes case 13, coagulating case 3 and settling tank 4, and the delivery port of settling tank connects It is connected to anaerobic biological case 5.Anaerobic biological case, facultative anaerobic biochemical case, aerobic biochemical case are sequentially connected, the connection of aerobic biochemical case delivery port Solid-liquid separation membrane case water inlet, solid-liquid separation membrane case delivery port connection catalytic ozonation case water inlet, catalytic ozonation case Delivery port connects floss hole 10.
As shown in Fig. 2 anaerobic biological case, facultative anaerobic biochemical case, aerobic biochemical case all include casing, set favourable on casing The heating arrangements heated with shipowner's machine waste heat, casing is separated into reative cell 15 and the heating of bottom on top by dividing plate 14 Room 16, heating arrangements include heating rod 17, heat exchange box 18, and heating rod is set on dividing plate, and heating plate upper end is located in reative cell, Lower end is located in heating chamber, and heating chamber water inlet is connected with Heat Room delivery port, and heating chamber delivery port connects with Heat Room water inlet Connect, the heat conductive rod 19 of conduction shipowner's machine waste heat is provided with Heat Room.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more having used the terms such as header tank, electrolyte tank, coagulating case, settling tank, anaerobic biological case herein, But it is not precluded from the possibility using other terms.It is used for the purpose of more easily describing and explaining the present invention using these terms Essence；Any additional limitation is construed as all to disagree with spirit of the present invention.

Claims (7)

1. the marine sewage treatment plant that a kind of main frame waste heat is recycled, it is characterized in that：Including electrolytic treatment system, biochemical treatment System, membrane filtration system and catalytic oxidation system, the biochemical treatment system include the anaerobic biological case being sequentially connected and oxygen life Change case and aerobic biochemical case, anaerobic biological case, facultative anaerobic biochemical case, aerobic biochemical case all include casing, set favourable on casing The heating arrangements heated with shipowner's machine waste heat, casing is separated into the reative cell on top and the heating chamber of bottom by dividing plate, Heating arrangements include heating rod, heat exchange box, and heating rod is set on dividing plate, and heating plate upper end is located in reative cell, and lower end is located at In heating chamber, heating chamber water inlet is connected with Heat Room delivery port, and heating chamber delivery port is connected with Heat Room water inlet, in heat exchange Interior is provided with the heat conductive rod of conduction shipowner's machine waste heat.
2. the marine sewage treatment plant that a kind of main frame waste heat according to claim 1 is recycled, it is characterized in that at electrolysis Reason system includes header tank, and header tank is sequentially connected electrolyte tank, neutralizes case, coagulating case and settling tank, the water outlet of settling tank Mouth is connected to anaerobic biological case.
3. the marine sewage treatment plant that a kind of main frame waste heat according to claim 2 is recycled, it is characterized in that the film Filtration system includes solid-liquid separation membrane case, and solid-liquid separation membrane case water inlet is connected with aerobic biochemical case, solid-liquid separation membrane case water outlet Mouth is connected with catalytic oxidation system.
4. the marine sewage treatment plant that a kind of main frame waste heat according to claim 3 is recycled, it is characterized in that described urge Changing oxidative system includes catalytic ozonation case, and catalytic ozonation case water inlet is connected with solid-liquid separation membrane case, ozone catalytic The delivery port of oxidation case is connected with floss hole.
5. the marine sewage treatment plant that a kind of main frame waste heat according to claim 1 or 2 or 3 or 4 is recycled, its feature It is also to include sludge condensation case and sludge dewatering system, sludge condensation case is connected with sludge dewatering system, the settling tank bottom Portion is connected to sludge condensation case.
6. collecting the biochemical sludge in settling tank in sludge condensation case, concentrated using Action of Gravity Field natural subsidence, thickened sludge warp Screw pump is dehydrated to sludge dewatering system by plate and frame filter press.
7. the marine sewage treatment plant that a kind of main frame waste heat according to claim 1 or 2 or 3 or 4 is recycled, its feature It is the anaerobic biological case, facultative anaerobic biochemical case, boring aeration pipe is provided with aerobic biochemical case, boring aeration pipe inlet end connects It is connected to blower fan.
CN201611244245.4A 2016-12-29 2016-12-29 The marine sewage treatment plant that a kind of main frame waste heat is recycled Pending CN106977043A (en)

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CN201611244245.4A CN106977043A (en) 2016-12-29 2016-12-29 The marine sewage treatment plant that a kind of main frame waste heat is recycled

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CN201611244245.4A CN106977043A (en) 2016-12-29 2016-12-29 The marine sewage treatment plant that a kind of main frame waste heat is recycled

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109336332A (en) * 2018-11-13 2019-02-15 中石化炼化工程（集团）股份有限公司 A kind of processing method and organic sewage treatment device suitable for high COD organic sewage

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN103159375A (en) * 2011-12-13 2013-06-19 周鼎力 Mobile vehicle special for oil-water separation of kitchen waste hogwash and waste water purifying treatment
CN204298202U (en) * 2014-11-27 2015-04-29 田太平 Fluid bed peculiar to vessel-ultrafiltration strengthening sewage treatment unit
CN204644057U (en) * 2015-04-17 2015-09-16 浙江海洋学院 organic sewage treatment device
CN105585209A (en) * 2015-12-17 2016-05-18 宜兴市东方水设备有限公司 Multistage advanced treatment device for marine domestic sewage

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103159375A (en) * 2011-12-13 2013-06-19 周鼎力 Mobile vehicle special for oil-water separation of kitchen waste hogwash and waste water purifying treatment
CN204298202U (en) * 2014-11-27 2015-04-29 田太平 Fluid bed peculiar to vessel-ultrafiltration strengthening sewage treatment unit
CN204644057U (en) * 2015-04-17 2015-09-16 浙江海洋学院 organic sewage treatment device
CN105585209A (en) * 2015-12-17 2016-05-18 宜兴市东方水设备有限公司 Multistage advanced treatment device for marine domestic sewage

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109336332A (en) * 2018-11-13 2019-02-15 中石化炼化工程（集团）股份有限公司 A kind of processing method and organic sewage treatment device suitable for high COD organic sewage

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Application publication date: 20170725