CN113024009A - Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment - Google Patents

Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment Download PDF

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Publication number
CN113024009A
CN113024009A CN202110449798.8A CN202110449798A CN113024009A CN 113024009 A CN113024009 A CN 113024009A CN 202110449798 A CN202110449798 A CN 202110449798A CN 113024009 A CN113024009 A CN 113024009A
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CN
China
Prior art keywords
water
tubular ceramic
ceramic membrane
area
pressure type
Prior art date
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Pending
Application number
CN202110449798.8A
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Chinese (zh)
Inventor
孟凡朋
刘进
张超
张健
张新宝
樊震坤
张伟
马宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Silicon Garden New Material Technology Co ltd
Shandong Gui Yuan Membrane Materials Science And Technology Ltd
Original Assignee
Shandong Silicon Garden New Material Technology Co ltd
Shandong Gui Yuan Membrane Materials Science And Technology Ltd
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Publication date
Application filed by Shandong Silicon Garden New Material Technology Co ltd, Shandong Gui Yuan Membrane Materials Science And Technology Ltd filed Critical Shandong Silicon Garden New Material Technology Co ltd
Priority to CN202110449798.8A priority Critical patent/CN113024009A/en
Publication of CN113024009A publication Critical patent/CN113024009A/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
    • 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
    • C02F1/48—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
    • 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
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/001—Upstream control, i.e. monitoring for predictive control
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
    • 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
    • C02F2303/04—Disinfection

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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)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The invention belongs to the technical field of water treatment devices, and particularly relates to an integrated device of a pressure type tubular ceramic membrane in deep purification treatment of surface water. Comprises a raw water pump, a quick mixer, a variable frequency electromagnetic water processor and a membrane processing device which are connected in sequence; the membrane treatment equipment is internally provided with a tubular ceramic membrane filtering area, a supernatant area, a coagulation pre-settling area and a sludge concentration area from top to bottom in sequence, a plurality of tubular ceramic membranes are installed in the tubular ceramic membrane filtering area, a perforation guide plate is arranged between the supernatant area and the coagulation pre-settling area, a water inlet is arranged at the upper part of the coagulation pre-settling area, a porous water distribution pipe is arranged in the coagulation pre-settling area, the water inlet is communicated with the porous water distribution pipe, a water outlet is arranged at the lower part of the tubular ceramic membrane filtering area, a circulation cross-flow port is arranged at the upper part of the tubular ceramic membrane filtering area, the circulation cross-flow port is connected to a raw water pipeline through a circulation cross-. The device integrates coagulation, precipitation, sterilization, filtration and photoelectric conversion, occupies less land, is efficient and energy-saving, and has stable filtration water quality.

Description

Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment
Technical Field
The invention belongs to the technical field of water treatment devices, and particularly relates to an integrated device of a pressure type tubular ceramic membrane in deep purification treatment of surface water.
Background
At present, the surface water is mostly processed by a more traditional process in the deep purification treatment. The process comprises the following steps: raw water → coagulation reaction tank → sedimentation tank → sand filter tank → disinfection tank → effluent, there are some drawbacks in its process treatment: the treatment process is long, the total residence time of the system is long, and the occupied area of the system is large; the effluent of the precipitation is not stable enough, PAM is required to be added to help flocculation precipitation, backwashing wastewater is generated, and the power consumption and the medicament cost are high; the method produces a large amount of sludge and causes serious environmental pollution. The organic film hardness removing device which is started in recent years comprises the following processes: raw water → coagulant reaction tank → sedimentation tank → organic ultrafiltration membrane filtration → effluent, the process treatment has some disadvantages: in order to prevent membrane fouling and blocking during the operation of the organic ultrafiltration membrane, large-flow high-flow-rate water is needed for circulation, so that the energy consumption of a system is high; solid crystal substances formed after adding the medicament can rub the surface of the membrane at a high speed under the condition of high flow rate, so that the requirement on the strength of the organic membrane material is extremely high, most of the prior art adopts imported special organic membranes, and the total investment of the system is high; solid crystal is easy to cause membrane damage under the condition of high flow rate, the filtering effect is reduced, the service life is short, and the organic membrane needs to be frequently replaced, so that the later-period system maintenance and replacement cost is high.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an integrated device of a pressure type tubular ceramic membrane in the deep purification treatment of surface water, which integrates coagulation, sterilization, disinfection, precipitation and filtration, and has the advantages of shorter process flow and small occupied area; the water quality of the filtered produced water is more stable and high-quality; the system has low operation pressure and low energy consumption; PAM is not needed to be added in the reaction process, and the direct filtration can be realized; the dosage of the medicament is small, and the amount of generated sludge is small; the system does not need water back washing, and no back washing waste water is generated, so that the water-saving requirement is met; meanwhile, unnecessary energy consumption and medicament waste are reduced.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of surface water comprises a raw water pump, wherein the inlet of the raw water pump is connected with a raw water pipeline, the outlet of the raw water pump is connected with the inlet of a quick mixer through a pipeline, the outlet of the quick mixer is connected with the inlet of a variable frequency electromagnetic water treatment device through a pipeline, and the outlet of the variable frequency electromagnetic water treatment device is connected with the water inlet of membrane treatment equipment;
the membrane treatment equipment is internally provided with a tubular ceramic membrane filtering area, a supernatant area, a coagulation pre-settling area and a sludge concentration area from top to bottom in sequence, a plurality of tubular ceramic membranes are arranged in the tubular ceramic membrane filtering area, a perforation guide plate is arranged between the supernatant area and the coagulation pre-settling area, a water inlet is arranged at the upper part of the coagulation pre-settling area, a porous water distribution pipe is arranged in the coagulation pre-settling area, the water inlet is communicated with the porous water distribution pipe, a water outlet is arranged at the lower part of the tubular ceramic membrane filtering area, a water outlet pipeline is connected with a water outlet, a circulation cross-flow port is arranged at the upper part of the tubular ceramic membrane filtering area, the circulation cross-flow port is connected to an original water.
Wherein:
preferably, the quick mixer is connected with a dosing device.
Preferably, the top of the membrane processing equipment is connected with an automatic exhaust pipeline, and an automatic exhaust valve is arranged on the automatic exhaust pipeline.
Preferably, the raw water pipeline and the water outlet pipeline are respectively connected with an intelligent water quality on-line detection system, and the intelligent water quality on-line detection system is electrically connected with an intelligent water control system.
Preferably, the pressure type tubular ceramic membrane is supplied with power by a power transformation and distribution energy storage center in an integrated device in the deep purification treatment of surface water.
Preferably, the power transformation, distribution and energy storage center is electrically connected with the solar power generation system.
The working principle and the process are as follows:
when the device is used, wastewater to be treated enters the fast mixer through the raw water pump, corresponding agents are added through the dosing device according to the properties of the raw water for mixing reaction, the raw water after dosing reaction enters the variable-frequency electromagnetic water treatment device, sterilization and disinfection are carried out in the variable-frequency electromagnetic water treatment device, and the water after sterilization and disinfection enters the membrane treatment device for further treatment.
The water after sterilization enters the membrane treatment equipment through the water inlet, firstly enters the coagulation pre-settling zone after being distributed by the porous water distribution pipe, the water in the coagulation pre-settling zone is subjected to a short-time coagulation pre-settling step, the reacted solid precipitate enters the sludge concentration zone through natural settling, the supernatant enters the tubular ceramic membrane filtration zone through the perforated guide plate, cross-flow filtration is carried out inside the tubular ceramic membrane, and the filtered water enters the water production tank through the water outlet. The circulating cross flow port is connected with a raw water pump water inlet pipeline, so that large-flow and high-flow-rate cross flow scouring is formed inside the membrane pipe, and the membrane is prevented from being blocked by dirt. The sludge concentration area discharges sludge through a sewage outlet periodically, and the discharged sludge is transported outside after being subjected to filter pressing.
Compared with the traditional organic membrane, the tubular ceramic membrane has the characteristics of high strength, acid and alkali resistance, oxidation resistance and pollution resistance, and the service life of the membrane is prolonged, so that the service time of a system is prolonged, the replacement period of the membrane is shortened, and the investment and operation cost is reduced.
The device is equipped with online detection system of intelligent water utilities quality of water and intelligent water utilities control system, detects business turn over water quality of water in real time, and data upload to big data center in real time realizes system full automated control to the accessible cell-phone is monitored, thoroughly realizes that the system is unmanned on duty, safe and reliable more.
The device is provided with a solar power generation system and a transformation and distribution energy storage center, does not need an external power supply, and supplies power to the system through solar self-power generation.
The invention has the beneficial effects that:
1. the device integrates coagulation, precipitation, sterilization, filtration and photoelectric conversion, and the equipment is more integrated, modularized and integrated; the system has low operation pressure and saves more energy; the water quality of the filtered produced water is more stable and high-quality. PAM is not needed to be added in the reaction process, and the direct filtration can be realized; the dosage of the medicament is small, and the amount of generated sludge is small; meanwhile, unnecessary energy consumption and medicament waste are reduced.
2. The device is provided with the quick mixer and the variable frequency electromagnetic water processor at the water inlet end, plays roles of quick coagulation and disinfection and sterilization, prevents biological slime and microorganisms from entering the membrane pool, prevents the biological slime and the microorganisms from generating in the membrane pool, causes the pollution blockage of a membrane and the reduction of water yield, realizes the role of preventing the biological pollution of the membrane system, and plays a role of cleaning-free of the biological pollution of the membrane system. No cleaning waste water is generated, and the water-saving requirement is met.
3. The flocculation reaction time is short, no specific sedimentation and clarification are needed, the wastewater directly enters a membrane area after the flocculation reaction is pre-settled, and the total retention time is short, so the method has the characteristic of small occupied area; high efficiency, energy saving and stable filtered water quality.
4. The adopted tubular ceramic membrane has high strength, acid and alkali resistance, oxidation resistance and pollution resistance, and prolongs the service life of the membrane, thereby prolonging the service time of a system, reducing the replacement period of the membrane and reducing the investment and operation cost.
5. The system is provided with a water quality online detection system and an intelligent water affair control system, the water quality of inlet and outlet water is detected in real time, data is uploaded to a big data center in real time, full-automatic control of the system is achieved, monitoring can be conducted through a mobile phone, unattended operation of the system is thoroughly achieved, and the system is safe and reliable.
6. The system is provided with a solar power generation and transformation and distribution energy storage center, does not need an external power supply and supplies power to the system through solar self-generation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. a raw water pump; 2. a dosing device; 3. a fast mixer; 4. a variable frequency electromagnetic water treatment device; 5. a membrane treatment device; 6. a tubular ceramic membrane filtration zone; 7. a tubular ceramic membrane; 8. a supernatant zone; 9. a perforated baffle; 10. a porous water distribution pipe; 11. a coagulation pre-settling zone; 12. a sludge concentration zone; 13. a water inlet; 14. a water outlet; 15. a circulating cross flow port; 16. a sewage draining outlet; 17. an automatic exhaust valve; 18. a circulating cross flow pipe; 19. an intelligent water quality on-line detection system; 20. an intelligent water affair control system; 21. a power transformation and distribution energy storage center; 22. a solar power generation system.
Detailed Description
The present invention will be further described with reference to the following examples.
Examples
As shown in fig. 1, the integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of surface water comprises a raw water pump 1, wherein an inlet of the raw water pump 1 is connected with a raw water pipeline, an outlet of the raw water pump 1 is connected with an inlet of a fast mixer 3 through a pipeline, an outlet of the fast mixer 3 is connected with an inlet of a variable frequency electromagnetic water treatment device 4 through a pipeline, and an outlet of the variable frequency electromagnetic water treatment device 4 is connected with a water inlet 13 of a membrane treatment device 5;
the membrane treatment equipment 5 is internally provided with a tubular ceramic membrane filtering area 6, a supernatant area 8, a coagulation pre-settling area 11 and a sludge concentration area 12 from top to bottom in sequence, a plurality of tubular ceramic membranes 7 are arranged in the tubular ceramic membrane filtering area 6, a perforation guide plate 9 is arranged between the supernatant area 8 and the coagulation pre-settling area 11, a water inlet 13 is arranged at the upper part of the coagulation pre-settling area 11, a porous water distribution pipe 10 is arranged inside the coagulation pre-settling area 11, the water inlet 13 is communicated with the porous water distribution pipe 10, a water outlet 14 is arranged at the lower part of the tubular ceramic membrane filtering area 6, the water outlet 14 is connected with a water outlet pipeline, a circulation cross-flow port 15 is arranged at the upper part of the tubular ceramic membrane filtering area 6, the circulation cross-flow port 15 is connected to a raw water pipeline through.
The fast mixer 3 is connected with a dosing device 2.
The top of the membrane processing equipment 5 is connected with an automatic exhaust pipeline, and an automatic exhaust valve 17 is arranged on the automatic exhaust pipeline.
The raw water pipeline and the water outlet pipeline are respectively connected with an intelligent water affair water quality on-line detection system 19, and the intelligent water affair water quality on-line detection system 19 is electrically connected with an intelligent water affair control system 20.
The pressure type tubular ceramic membrane is supplied with power by an integrated device in the deep purification treatment of surface water by adopting a power transformation and distribution energy storage center 21.
The power transformation and distribution energy storage center 21 is electrically connected with the solar power generation system 22.
When the device is used, wastewater to be treated enters the fast mixer 3 through the raw water pump 1, corresponding agents are added through the dosing device 2 according to the properties of the raw water to carry out mixing reaction, the raw water after dosing reaction enters the variable-frequency electromagnetic water treatment device 4, sterilization and disinfection are carried out in the variable-frequency electromagnetic water treatment device 4, and the water after sterilization and disinfection enters the membrane treatment device 5 for further treatment.
The water after sterilization enters the membrane treatment equipment 5 through a water inlet 13, the water is distributed through a porous water distribution pipe 10 and then enters a coagulation pre-sedimentation zone 11, the water in the coagulation pre-sedimentation zone 11 is subjected to a short-time coagulation pre-sedimentation step, the reacted solid precipitate enters a sludge concentration zone 12 through natural sedimentation, the supernatant enters a tubular ceramic membrane filtration zone 6 through a perforated guide plate 9, cross-flow filtration is carried out inside a tubular ceramic membrane 7, and the filtered water enters a water production tank through a water outlet 14. The circulation cross flow port 15 is connected with a water inlet pipeline of the raw water pump 1, so that large-flow and high-flow-rate cross flow scouring is formed inside the membrane pipe, and the membrane is prevented from being blocked by dirt. The sludge concentration zone 12 periodically discharges sludge through a sewage discharge outlet 16, and the discharged sludge is transported outside after being subjected to filter pressing.
Compared with the traditional organic membrane, the tubular ceramic membrane 7 has the characteristics of high strength, acid and alkali resistance, oxidation resistance and pollution resistance, and the service life of the membrane is prolonged, so that the service time of a system is prolonged, the replacement period of the membrane is shortened, and the investment and operation cost is reduced.
The device is equipped with online detection system 19 of intelligent water utilities quality of water and intelligent water utilities control system 20, detects business turn over water quality of water in real time, and data upload to big data center in real time realizes system full automated control to the accessible cell-phone is monitored, thoroughly realizes that the system is unmanned on duty, safe and reliable more.
The device is provided with a solar power generation system 22 and a transformation and distribution energy storage center 21, does not need an external power supply, and supplies power to the system through solar self-generation.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (6)

1. The utility model provides an integrated device of pressure type tubular ceramic membrane in surface water deep purification handles which characterized in that: the device comprises a raw water pump (1), wherein the inlet of the raw water pump (1) is connected with a raw water pipeline, the outlet of the raw water pump (1) is connected with the inlet of a quick mixer (3) through a pipeline, the outlet of the quick mixer (3) is connected with the inlet of a variable-frequency electromagnetic water treatment device (4) through a pipeline, and the outlet of the variable-frequency electromagnetic water treatment device (4) is connected with a water inlet (13) of a membrane treatment device (5);
the membrane treatment equipment (5) is internally provided with a tubular ceramic membrane filtering area (6), a supernatant liquid area (8), a coagulation pre-settling area (11) and a sludge concentration area (12) from top to bottom in turn, install a plurality of tubular ceramic membrane (7) in tubular ceramic membrane filtering area (6), be equipped with between supernatant fluid district (8) and the district (11) of coagulating and pre-settling, perforation guide plate (9) are established on the district (11) upper portion of coagulating and pre-settling, porous water distributor (10) are established to the district (11) inside of coagulating and pre-settling, water inlet (13) and porous water distributor (10) intercommunication, outlet (14) are established to tubular ceramic membrane filtering area (6) lower part, outlet (14) are connected to the outlet pipe way, circulation cross-flow mouth (15) are established on tubular ceramic membrane filtering area (6) upper portion, circulation cross-flow mouth (15) are connected to former water pipeline through circulation cross-flow pipe (18), drain (16) are established to sludge concentration district (12) bottom.
2. The integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of the surface water according to claim 1, which is characterized in that: the quick mixer (3) is connected with a dosing device (2).
3. The integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of the surface water according to claim 1, which is characterized in that: the top of the membrane processing equipment (5) is connected with an automatic exhaust pipeline, and an automatic exhaust valve (17) is arranged on the automatic exhaust pipeline.
4. The integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of the surface water according to claim 1, which is characterized in that: the raw water pipeline and the water outlet pipeline are respectively connected with an intelligent water quality on-line detection system (19), and the intelligent water quality on-line detection system (19) is electrically connected with an intelligent water control system (20).
5. The integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of the surface water according to claim 1, which is characterized in that: the pressure type tubular ceramic membrane is supplied with power by an integrated device in the deep purification treatment of surface water by adopting a power transformation and distribution energy storage center (21).
6. The integrated device of the pressure type tubular ceramic membrane in the deep purification treatment of the surface water according to claim 5, which is characterized in that: the power transformation and distribution energy storage center (21) is electrically connected with the solar power generation system (22).
CN202110449798.8A 2021-04-25 2021-04-25 Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment Pending CN113024009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110449798.8A CN113024009A (en) 2021-04-25 2021-04-25 Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110449798.8A CN113024009A (en) 2021-04-25 2021-04-25 Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment

Publications (1)

Publication Number Publication Date
CN113024009A true CN113024009A (en) 2021-06-25

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ID=76457750

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110449798.8A Pending CN113024009A (en) 2021-04-25 2021-04-25 Integrated device of pressure type tubular ceramic membrane in surface water deep purification treatment

Country Status (1)

Country Link
CN (1) CN113024009A (en)

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