CN108298766A - Sodium methyl mercaptide production wastewater treatment device - Google Patents
Sodium methyl mercaptide production wastewater treatment device Download PDFInfo
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- CN108298766A CN108298766A CN201810052036.2A CN201810052036A CN108298766A CN 108298766 A CN108298766 A CN 108298766A CN 201810052036 A CN201810052036 A CN 201810052036A CN 108298766 A CN108298766 A CN 108298766A
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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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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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
- 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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
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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
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/026—Fenton's reagent
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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Abstract
The present invention relates to a kind of sodium methyl mercaptide production wastewater treatment devices, including the first regulating reservoir, ozone stripping pond, the second regulating reservoir, Fenton pond, anaerobic pond, aerobic tank, sedimentation basin and stripping gas disposal tank;Ozone stripping bottom of pond portion is provided with ozonation aerated disk, and the top of the ozonation aerated disk is equipped with ozone stripping pond water distributor, and ozone stripping pond water distributor connects ozone stripping pond water inlet pipe;Fenton pond includes mixed zone and Disengagement zone, and mixed zone bottom is equipped with Fenton pond water inlet pipe, and Fenton pond water inlet pipe is connected to the second regulating reservoir outlet pipe;Mixed zone middle and upper part is equipped with liquid and adds metering system, and mixed zone middle and lower part is provided with Fenton pond blender;Anaerobic pond includes simultaneous oxygen section, anoxic section and the anaerobism section being separated by baffle plate;Middle and lower part is provided with aerobic tank water inlet pipe in aerobic tank, and aerobic tank water inlet pipe lower part is equipped with water distribution pyrometric cone;It is followed successively by collecting chamber, adsorption chamber, moist chamber, activated carbon chamber and exhaust fan upwards from pot bottom in stripping gas disposal tank.
Description
Technical field
The present invention relates to technical field of sewage, and in particular to a kind of sodium methyl mercaptide production wastewater treatment device.
Background technology
Sodium methyl mercaptide is the raw material of pesticide, medicine and dyestuff intermediate, and at home and abroad the market demand is increasing.But according to
It is difficult the generation for avoiding some foul gas and toxic pollutant in its production process according to current sodium methyl mercaptide production technology,
It is easy to pollution environment, endangers human health.The enterprise of some domestic production sodium methyl mercaptides there is no strict protection treatment measures,
The spilling of methyl mercaptan gas is eventually led to, worker is poisoned in the case of no safeguard procedures or even some are having little time to give treatment to
In the case of there is a phenomenon where death.
Sodium methyl mercaptide production waste water is a kind of high COD, strong basicity and a kind of extremely smelly waste water, therefore to handle the waste water not
COD value of waste water is only reduced, stink is more removed, to mitigate environmental pollution.The stink of wherein waste water is mainly derived from first sulphur
Alcohol and excessive NaHS, therefore stink removal is mainly for both substances.
Domestic many enterprises cause surrounding enviroment to pollute, finally due to unsuitable treatment measures or processing method
Have to shut down, affects the market demand of sodium methyl mercaptide to a certain extent.The production technology production of industrial sodium methyl mercaptide at present
The gases such as raw stench can be removed by the method for burning, or be transformed into low toxicity material using hydrogen peroxide, and for
Sodium methyl mercaptide waste water majority brings secondary pollution problems using oxychloride method, this method.
Invention content
The technical problem to be solved by the present invention is to:In order to solve the processing problem that sodium methyl mercaptide produces waste water, the present invention carries
For a kind of sodium methyl mercaptide production wastewater treatment device.
The technical solution adopted by the present invention to solve the technical problems is:A kind of sodium methyl mercaptide production wastewater treatment device,
Including the first regulating reservoir, ozone stripping pond, the second regulating reservoir, Fenton pond, anaerobic pond, aerobic tank, sedimentation basin and stripping gas disposal
Tank.
First regulating reservoir includes the first regulating reservoir water inlet pipe and the first regulating reservoir outlet pipe, for adjusting methyl mercaptan
Sodium produces the water quality and water of waste water.It is enclosed construction that first regulating reservoir, which is equipped with upper cover, prevents foul smell from revealing.
The ozone stripping bottom of pond portion is provided with ozonation aerated disk, and the top of the ozonation aerated disk is blown equipped with ozone
De- pond water distributor, ozone stripping pond water distributor connect ozone stripping pond water inlet pipe, and ozone stripping pond water inlet pipe connection first is adjusted
Pond outlet pipe;The ozonation aerated disk is connected with the ozone wind turbine outside ozone stripping pond by pipeline, and ozone wind turbine passes through pipe
Road is connected to ozone generator;The outlet top in ozone stripping pond is equipped with ozone stripping pond overfalling weir, and ozone stripping pond overfalling weir connects
Logical ozone stripping pond outlet pipe;Ozone stripping pond top is equipped with taper upper cover, and tops are equipped with ozone stripping pond gas collection in taper
Pipe, ozone stripping pond gas collecting tube are connected to ozone stripping pond collection air pump.
Second regulating reservoir includes the second regulating reservoir water inlet pipe, pH value TT&C system and the second regulating reservoir outlet pipe,
The pH value of waste water is produced for adjusting sodium methyl mercaptide.Second regulating reservoir water inlet pipe is connected to ozone stripping pond outlet pipe.Second is adjusted
Pond is equipped with upper cover, is enclosed construction, prevents foul smell from revealing.
The Fenton pond includes mixed zone and Disengagement zone, and mixed zone bottom is equipped with Fenton pond water inlet pipe, the water inlet of Fenton pond
Pipe is connected to the second regulating reservoir outlet pipe;Fenton pond water inlet pipe top is equipped with Fenton pond aeration plate, and Fenton pond aeration plate is connected to ozone
Stripping pond collection air pump;Mixed zone middle and upper part is equipped with the liquid for adding hydrogen peroxide, ferrous salt and adds metering system, is mixing
Area middle and lower part is provided with Fenton pond blender;Partition board is equipped in the Disengagement zone, the partition board and the inner wall in Fenton pond form conduct
Waste water enters the waste water runner of Disengagement zone, and the exit of Disengagement zone is equipped with Fenton pond three phase separator, the outlet top of Disengagement zone
Equipped with Fenton pond overfalling weir, Fenton pond overfalling weir is connected to Fenton pond outlet pipe;Disengagement zone bottom is designed to pyramidal structure, is detaching
Area bottom is provided with Fenton pond sediment discharge valve.Fenton pond top is equipped with taper upper cover, and tops are equipped in the taper of Fenton pond
Fenton pond gas collecting tube, Fenton pond gas collecting tube are connected to Fenton pond collection air pump.
The anaerobic pond includes simultaneous oxygen section, anoxic section and the anaerobism section being separated by baffle plate, described and oxygen section head end
Equipped with the anaerobic pond water inlet pipe for feeding waste water, anaerobic pond water inlet pipe is connected to Fenton pond outlet pipe, and oxygen section end and anoxic
Duan Shouduan is connected to, and anoxic section end is connected to anaerobism section head end, the lower part of the anoxic section and anaerobism section water inlet side baffle plate
It is provided with 45 degree of corner, the percussion of fashionable generation is flowed into avoid water, to play buffering flow and water distribution uniformity
Effect;Anaerobism section end is equipped with anaerobic pond three phase separator and anaerobic pond overfalling weir, and anaerobic pond overfalling weir connects anaerobic pond water outlet
Pipe;Described and oxygen section, anoxic section and anaerobism section bottom are designed to that pyramidal structure, pyramidal structure connect anaerobic pond mud discharging valve;
The simultaneous oxygen section of the anaerobic pond, the conical structure of upper cover design of anoxic section and anaerobism section, conical structure top are equipped with first
Alkane gas collecting tube;It is designed with anaerobic pond filler in described and oxygen section, anoxic section and anaerobism section.
Middle and lower part is provided with aerobic tank water inlet pipe in the aerobic tank, and aerobic tank water inlet pipe is connected to anaerobic pond outlet pipe;Institute
It states aerobic tank water inlet pipe lower part and is equipped with water distribution pyrometric cone;Water distribution pyrometric cone lower part is equipped with aerobic tank and is aerated regulator control system, institute
It includes aerobic tank aeration plate, aerobic tank air blower and dissolved oxygen sensing regulation device to state aerobic tank aeration regulator control system, further,
The aerobic tank aeration plate is the pore type aeration plate for being evenly arranged with micropore.The aerobic tank aeration plate is connected by aeration tube
Aerobic tank air blower is connect, aerobic tank air blower is arranged outside aerobic tank, and oxygen measurement is arranged in top, the waste water underwater of aerobic tank
Regulator control system, the oxygen measurement regulator control system work according to the oxygen content regulation and control aerobic tank air blower in waste water;It is described good
Oxygen pond water inlet pipe top is built-in with aerobic tank filler;The bottom of the aerobic tank is equipped with aerobic tank mud discharging valve, and aerobic tank goes out
Aerobic tank downflow weir is laid at mouthful, aerobic tank downflow weir connects aerobic tank outlet pipe.Aerobic tank top is equipped with taper upper cover, good
Tops are equipped with aerobic tank gas collecting tube in the taper of oxygen pond, and aerobic tank gas collecting tube is connected to aerobic tank collection air pump.
Aerobic tank outlet pipe connects sedimentation basin water inlet pipe, waste water qualified discharge or reuse after precipitation.
Be followed successively by upwards from pot bottom in the stripping gas disposal tank collecting chamber, adsorption chamber, moist chamber, activated carbon chamber and
Exhaust fan.
The collecting chamber is located at the lowest part of entire tank;The bottom of the collecting chamber is designed to pyramidal structure, collects
The bottom of muddy water from top, pyramidal structure is equipped with stripping gas disposal tank drain valve.The top of collecting chamber be equipped with process tank into
Tracheae and process tank gas distribution pipe.Process tank gas distribution pipe is connected to process tank air inlet pipe, process tank air inlet pipe and Fenton pond collection air pump,
Aerobic tank collection air pump is connected to.
The adsorption chamber is located at the top of collecting chamber, and point of hole is provided between the collecting chamber and adsorption chamber
Room plate.The adsorption chamber is equipped with adsorption chamber filler, and the adsorption chamber filler is by feces of livestock and poultry, sawdust and polyethylene hollow ball
By volume 1:5:5~10 are mixed.
The adsorption chamber top is equipped with moist chamber, and moist chamber is to be collected the big drop in gas, and be allowed to return
It returns, reduces the moisture in gas, operation principle is that gas enters moist chamber, by a series of bends, is discharged from top, and water
The effect due to its quality and kinetic energy is dripped, when by racetrack portion, straight line falls, and collides the surface of moist chamber, and in gravity
It rebounds under effect.Moist chamber is provided with silk screen dehumidifier.
The moist chamber top is equipped with activated carbon chamber, and activated carbon is arranged in the activated carbon chamber, and activated carbon requires tool
There is the advantages of hole prosperity, large specific surface area, adsorption rate fast, anti-friction, resistance to flushing, by the operation of long period, finds
Activated carbon becomes sticky, and gas velocity need to replace activated carbon in time when reducing.
The stripping gas disposal tank centre is cylindrical, upper and lower ends are conical tank body, is offered on the tank body
Observation port and maintenance replacement port, tank body volume size according to pending gas flow number depending on, using vertical vertical placement.
For ease of the clean gas discharge handled, installed at the conical tank body of the stripping gas disposal tank topmost
There is exhaust fan.
The step of carrying out wastewater treatment using above-mentioned sodium methyl mercaptide production wastewater treatment device is as follows:
1. sodium methyl mercaptide produces waste water enters the first regulating reservoir by the first regulating reservoir water inlet pipe, sodium methyl mercaptide production is adjusted
The water quality and water of waste water.
2. the waste water after adjusting enters ozone stripping pond by ozone stripping pond water inlet pipe, ozone stripping pond water distributor is uniform
Water distribution, ozonation aerated disk generate a large amount of tiny bubbles, and the pollutant of the macromolecular in waste water is oxidized to be easy to absorb and adsorb
Small-molecule substance, the waste water after oxygenolysis enters second by ozone stripping pond overfalling weir, ozone stripping pond outlet pipe and adjusts
Save pond water inlet pipe, the foul smell in waste water is blown out the water surface, by ozone stripping pond gas collecting tube ozone stripping pond collection air pump work
Enter Fenton pond aeration plate with lower.
3. then waste water enters the second regulating reservoir by the second regulating reservoir water inlet pipe, the pH of sodium methyl mercaptide production waste water is adjusted
Value.
4. then waste water enters Fenton pond by the second regulating reservoir outlet pipe and Fenton pond water inlet pipe, added with from liquid
The hydrogen peroxide of metering system, ferrous salt mixing, are stirred using Fenton pond blender;Fenton pond aeration plate is from ozone
The foul smell in stripping pond blasts in the waste water in Fenton pond, and hydrogen peroxide generates a large amount of active hydroxyl radical free radicals with ferrous reactant salt,
Pollutant in waste water is by oxygenolysis, and the waste water after oxygenolysis enters Disengagement zone, and Fenton pond three phase separator realizes solid-liquid
Separation, solids sink to the lower part of Disengagement zone under gravity, pass through the Fenton pond sediment discharge valve discharge of bottom;
Waste water enters anaerobic pond water inlet pipe by Fenton pond overfalling weir and Fenton pond outlet pipe.The foul smell of the effusion water surface passes through Fenton Chi Ji
Tracheae and Fenton pond collection air pump enter stripping gas disposal tank.
5. waste water enters the lower part of anaerobic pond by anaerobic pond water inlet pipe;Before waste water enters after anaerobic pond above and below baffle plate
Into passing sequentially through and the Sludge Bed of each reative cell of oxygen section, anoxic section and anaerobism section, the sludge in reaction tank is with waste water
It flows up and down and is moved with effect that biogas rises, the settlement action of the barrier effect and sludge itself of baffle plate makes sludge again
Flow velocity reduces, therefore a large amount of sludge is all trapped in reaction tank, and the pollutant in microorganism and waste water in reaction tank fills
Tap is touched.And the macromolecule contaminant in waste water is decomposed into small point by the heterotroph of the amphimicrobe of oxygen section, anoxic section and anaerobism section
Sub- pollutant, insoluble pollutant are converted to soluble pollutants.Waste water after anaerobic reaction is in anaerobic pond three phase separator
Under the action of realize the separation of mud, water, methane gas, sludge sinks to anaerobism pars infrasegmentalis, extra sludge under gravity
It is discharged by the anaerobic pond mud discharging valve of bottom.The methane gas that anaerobic pond generates is received by the methane gas collecting tube at the top of reaction tank
Collection discharge;Waste water enters aerobic tank water inlet pipe by anaerobic pond overfalling weir, anaerobic pond outlet pipe.
6. waste water enters the middle and lower part of aerobic tank by aerobic tank water inlet pipe, uniform cloth under the action of water distribution pyrometric cone
Water, aerobic tank aeration plate generate a large amount of microbubble, and dissolved oxygen sensing regulation device regulates and controls the work of aerobic tank air blower, it is ensured that good
Oxygen content in oxygen water is more than 2mg/L;Activated sludge apposition growth on aerobic tank filler surface, because biomembrane directly by
The agitation of ascending air is constantly updated;Under sufficient oxygen supply condition, the aerobic microbiological on aerobic tank filler surface will be in waste water
Contaminant degradation;Newer biomembrane sinks to the lower part of aerobic tank under gravity, passes through the aerobic tank sludge of bottom
Drain valve is discharged;Water after Aerobic Process for Treatment is discharged by aerobic tank downflow weir and aerobic tank outlet pipe.The gas for escaping the water surface is logical
It crosses aerobic tank gas collecting tube and aerobic tank collection air pump enters stripping gas disposal tank.
7. aerobic tank water outlet enters sedimentation basin by sedimentation basin water inlet pipe, waste water after sedimentation basin precipitates qualified discharge or time
With.
8. sediment or sludge that Fenton pond, anaerobic pond, aerobic tank and sedimentation basin generate, are transported outward after dehydration.
9. the foul smell from Fenton pond collection air pump, aerobic tank collection air pump enters stripping gas disposal by process tank air inlet pipe
Tank, the uniform gas distribution of process tank gas distribution pipe;Foul smell enters adsorption chamber, and the pollutant in foul smell is inhaled by the microorganism in adsorption chamber filler
It is attached and biochemical reaction occurs;Subsequently into moist chamber, the drop in gas is blocked gas herein;Then gas enters
Activated carbon chamber, the substance and drop being mingled in gas are intercepted herein to be absorbed, and so far foul smell is processed into clean
Gas realizes qualified discharge.The muddy water that stripping gas disposal tank generates is emitted by stripping gas disposal tank drain valve.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram in the ozone stripping pond of the embodiment of the present invention.
In Fig. 1:1. ozone stripping pond, the ozonation aerated disks of 1-1., 1-2. ozone strippings pond water distributor, 1-3. ozone strippings pond
Water inlet pipe, 1-4. ozone wind turbines, 1-5. ozone generators, 1-6. ozone strippings pond overfalling weir, 1-7. ozone strippings pond gas collecting tube,
1-8. ozone strippings pond collection air pump.
Fig. 2 is the structural schematic diagram in the Fenton pond of the embodiment of the present invention.
In Fig. 2:2. Fenton pond, the mixed zones 2-1,2-2. collecting regions, 2-3. Fentons pond water inlet pipe, 2-4. Fentons pond aeration
Disk, 2-5. liquids add metering system, 2-6. Fentons pond blender, 2-7. partition boards, 2-8. Fentons pond three phase separator, 2-9. sweet smell
Pause pond overfalling weir, 2-10. Fentons pond sediment discharge valve, 2-11. Fentons pond gas collecting tube, 2-12. Fentons pond collection air pump.
Fig. 3 is the structural schematic diagram of anaerobic pond of the embodiment of the present invention.
In Fig. 3:3. anaerobic pond, 3-1. baffle plates, 3-2. and oxygen section, 3-3. anoxic sections, 3-4. anaerobism sections, 3-5. anaerobic ponds
Water inlet pipe, 3-6. anaerobic pond three phase separators, 3-7. anaerobic pond overfalling weirs, 3-8. anaerobic pond mud discharging valves, 3-9. anaerobic ponds
Upper cover, 3-10. methane gas collecting tubes, 3-11. anaerobic pond fillers.
Fig. 4 is the structural schematic diagram of the aerobic tank of the embodiment of the present invention.
In Fig. 4:4. aerobic tank, 4-1. aerobic tank water inlet pipes, 4-2. water distribution pyrometric cones, 4-3. aerobic tanks aeration regulation and control system
System, 4-4. aerobic tank fillers, 4-5. aerobic tank mud discharging valves, 4-6. aerobic tank downflow weirs, 4-7. aerobic tank gas collecting tubes, 4-8.
Aerobic tank collection air pump.
Fig. 5 is the structural schematic diagram of the stripping gas disposal tank of the embodiment of the present invention;
In figure:5. stripping gas disposal tank, 5-1. collecting chambers, 5-2. adsorption chambers, 5-3. moist chambers, 5-4. activated carbon chambers, 5-
5. exhaust fan, 5-6. stripping gas disposal tank drain valves, 5-7. process tank air inlet pipe, 5-8. process tank gas distribution pipes.
Fig. 6 is the process flow chart of the embodiment of the present invention.
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
Embodiment
As shown in Figure 1, a kind of sodium methyl mercaptide production wastewater treatment device of the present invention, including the first regulating reservoir, ozone are blown
De- pond 1, the second regulating reservoir, Fenton pond 2, anaerobic pond 3, aerobic tank 4, sedimentation basin and stripping gas disposal tank.
First regulating reservoir includes the first regulating reservoir water inlet pipe and the first regulating reservoir outlet pipe, for adjusting methyl mercaptan
Sodium produces the water quality and water of waste water.First regulating reservoir is equipped with upper cover, is enclosed construction, prevents foul smell from revealing.
1 bottom of ozone stripping pond is provided with ozonation aerated disk 1-1, and the top of the ozonation aerated disk is equipped with smelly
Oxygen stripping pond water distributor 1-2, ozone stripping pond water distributor connect ozone stripping pond water inlet pipe 1-3, ozone stripping pond water inlet pipe 1-3
It is connected to the first regulating reservoir outlet pipe;The ozonation aerated disk 1-1 is connected with the ozone wind turbine outside ozone stripping pond by pipeline
1-4, ozone wind turbine 1-4 are connected to ozone generator 1-5 by pipeline;It overflows equipped with ozone stripping pond on the outlet top in ozone stripping pond
Mill weir 1-6, ozone stripping pond overfalling weir 1-6 are connected to ozone stripping pond outlet pipe;Ozone stripping pond top is equipped with taper upper cover, cone
Tops are equipped with ozone stripping pond gas collecting tube 1-7 in shape, and ozone stripping pond gas collecting tube 1-7 is connected to ozone stripping pond collection air pump 1-8.
Second regulating reservoir includes the second regulating reservoir water inlet pipe, pH value TT&C system and the second regulating reservoir outlet pipe,
The pH value of waste water is produced for adjusting sodium methyl mercaptide.Second regulating reservoir water inlet pipe is connected to ozone stripping pond outlet pipe.Second is adjusted
Pond is equipped with upper cover, is enclosed construction, prevents foul smell from revealing.
The Fenton pond 2 includes mixed zone 2-1 and Disengagement zone 2-2, and mixed zone bottom is equipped with Fenton pond water inlet pipe 2-3,
Fenton pond water inlet pipe 2-3 is connected to the second regulating reservoir outlet pipe;Fenton pond water inlet pipe top is equipped with Fenton pond aeration plate 2-4, Fenton
Pond aeration plate 2-4 is connected to ozone stripping pond collection air pump 1-8;Mixed zone middle and upper part is equipped with for adding hydrogen peroxide, ferrous salt
Liquid adds metering system 2-5, and mixed zone middle and lower part is provided with Fenton pond blender 2-6;Partition board is equipped in the Disengagement zone
The inner wall in 2-7, the partition board and Fenton pond forms the waste water runner for entering Disengagement zone as waste water, and the exit of Disengagement zone is equipped with sweet smell
Pause pond three phase separator 2-8, and the outlet top of Disengagement zone is equipped with Fenton pond overfalling weir 2-9, and Fenton pond overfalling weir 2-9 is connected to Fenton
Pond outlet pipe;Disengagement zone bottom is designed to pyramidal structure, and pyramidal structure lower part is provided with Fenton pond sediment discharge valve 2-10.
Fenton pond top is equipped with taper upper cover, and tops are equipped with Fenton pond gas collecting tube 2-11, Fenton pond gas collecting tube 2- in the taper of Fenton pond
11 connection Fenton pond collection air pump 2-12.
The anaerobic pond 3 includes simultaneous oxygen section 3-2, anoxic section 3-3 and the anaerobism section 3-4 being separated by baffle plate 3-1, institute
It states and oxygen section 3-2 head ends is equipped with the anaerobic pond water inlet pipe 3-5 for feeding waste water, anaerobic pond water inlet pipe 3-5 connection Fentons pond goes out
Water pipe;And the oxygen ends section 3-2 are connected to anoxic section 3-3 head ends, the anoxic ends section 3-3 are connected to anaerobism section 3-4 head ends, described to lack
The lower part of oxygen section 3-3 and anaerobism section 3-4 water inlet side baffle plates is provided with 45 degree of corner, and fashionable generation is flowed into avoid water
Percussion, to play the role of buffering flow and water distribution uniformity;The ends anaerobism section 3-4 are equipped with anaerobic pond three phase separator 3-
6 and anaerobic pond overfalling weir 3-7, anaerobic pond overfalling weir 3-7 connection anaerobic pond outlet pipes;Described and oxygen section 3-2, anoxic section 3-3 and
The bottoms anaerobism section 3-4 are designed to that pyramidal structure, pyramidal structure connect anaerobic pond mud discharging valve 3-8;The simultaneous oxygen of the anaerobic pond
The upper cover 3-9 of section, anoxic section and anaerobism section is designed to that conical structure, conical structure top are equipped with methane gas collecting tube 3-10;
It is designed with anaerobic pond filler 3-11 in described and oxygen section, anoxic section and anaerobism section.
Middle and lower part is provided with aerobic tank water inlet pipe 4-1 in the aerobic tank 4, and aerobic tank water inlet pipe 4-1 connection anaerobic ponds go out
Water pipe;The lower parts aerobic tank water inlet pipe 4-1 are equipped with water distribution pyrometric cone 4-2;The lower parts water distribution pyrometric cone 4-2 are equipped with aerobic tank
It is aerated regulator control system 4-3, the aerobic tank aeration regulator control system 4-3 includes aerobic tank aeration plate, aerobic tank air blower and dissolving
Oxygenation measurement regulation device;Further, the aerobic tank aeration plate is the pore type aeration plate for being evenly arranged with micropore.It is described good
Oxygen pond aeration plate connects aerobic tank air blower by aeration tube, and aerobic tank air blower is arranged outside aerobic tank;The top of aerobic tank,
Oxygen measurement regulator control system is arranged in waste water underwater, and the oxygen measurement regulator control system regulates and controls air blower work according to oxygen content
Make;The tops aerobic tank water inlet pipe 4-1 are built-in with aerobic tank filler 4-4;The bottom of aerobic tank is equipped with aerobic tank mud discharging
Valve 4-5, aerobic tank exit are laid with aerobic tank downflow weir 4-6, aerobic tank downflow weir 4-6 connection aerobic tank outlet pipes.It is aerobic
Pond top is equipped with taper upper cover, and tops are equipped with aerobic tank gas collecting tube 4-7 in aerobic tank taper, and the connection of aerobic tank gas collecting tube is aerobic
Pond collection air pump 4-8.
Aerobic tank outlet pipe connects sedimentation basin water inlet pipe, waste water qualified discharge or reuse after sedimentation basin precipitates.
Be followed successively by upwards from pot bottom in the stripping gas disposal tank 5 collecting chamber 5-1, adsorption chamber 5-2, moist chamber 5-3,
Activated carbon chamber 5-4 and exhaust fan 5-5.
The collecting chamber 5-1 is located at the lowest part of entire tank;Design tapered knot in the bottom of the collecting chamber 5-1
Structure, collects the muddy water from top, and the bottom of the pyramidal structure of collecting chamber is equipped with stripping gas disposal tank drain valve 5-6.Collecting chamber
Top be equipped with process tank air inlet pipe 5-7 and process tank gas distribution pipe 5-8.Process tank gas distribution pipe 5-8 connects with process tank air inlet pipe 5-7
Logical, process tank air inlet pipe 5-7 is connected to Fenton pond collection air pump 2-12, aerobic tank collection air pump 4-8.
The adsorption chamber 5-2 is located at the top of collecting chamber 5-1, and hole is provided between collecting chamber 5-1 and adsorption chamber 5-2
The partition plate in hole.The adsorption chamber is equipped with adsorption chamber filler, and the adsorption chamber filler is by feces of livestock and poultry, sawdust and polyethylene
Hollow ball by volume 1:5:5 are mixed.
The adsorption chamber top be equipped with moist chamber 5-3, moist chamber 5-3 be the big drop in gas is collected, and
It is allowed to return, reduces the moisture in gas, operation principle is that gas enters moist chamber 5-3, by a series of bends, from top
Discharge, and water droplet is due to the effect of its quality and kinetic energy, when by racetrack portion, straight line falls, and collides the surface of moist chamber,
And it rebounds under the effect of gravity.Moist chamber 5-3 is provided with silk screen dehumidifier.
The moist chamber top, which is equipped in activated carbon chamber 5-4, the activated carbon chamber 5-4, is arranged activated carbon, activated carbon
The advantages of requiring hole prosperity, large specific surface area, adsorption rate fast, anti-friction, resistance to flushing, by the fortune of long period
Row finds that activated carbon becomes sticky, and gas velocity need to replace activated carbon in time when reducing.
5 centre of stripping gas disposal tank is cylindrical, upper and lower ends are conical tank body, is offered on the tank body
Observation port and maintenance replacement port, tank body volume size according to pending gas flow number depending on, using vertical vertical placement.
For ease of the clean gas discharge handled, installed at the conical tank body of the stripping gas disposal tank topmost
There is exhaust fan 5-5.
The step of carrying out wastewater treatment using above-mentioned sodium methyl mercaptide production wastewater treatment device is as follows:
1. sodium methyl mercaptide produces waste water enters the first regulating reservoir by the first regulating reservoir water inlet pipe, sodium methyl mercaptide production is adjusted
The water quality and water of waste water.
2. the waste water after adjusting enters ozone stripping pond 1, ozone stripping pond water distributor by ozone stripping pond water inlet pipe 1-3
1-2 water distribution uniformities, ozonation aerated disk 1-1 generate a large amount of tiny bubbles, the macromolecule contaminant in waste water are oxidized to be easy to inhale
It receives and the small-molecule substance of absorption, the waste water after oxygenolysis passes through ozone stripping pond overfalling weir 1-6, ozone stripping pond outlet pipe
Into the second regulating reservoir water inlet pipe, the foul smell in waste water is blown out the water surface, by ozone stripping pond gas collecting tube 1-7, is blown in ozone
Enter Fenton pond aeration plate 2-4 under the action of de- pond collection air pump 1-8.
3. sodium methyl mercaptide produces waste water enters the second regulating reservoir by the second regulating reservoir water inlet pipe, sodium methyl mercaptide production is adjusted
The pH value of waste water is in 2.5~3.5 ranges.
4. then waste water enters Fenton pond 2 by the second regulating reservoir outlet pipe and Fenton pond water inlet pipe 2-3, and from liquid
Hydrogen peroxide, the ferrous salt mixing for adding metering system 2-5, are stirred using Fenton pond blender 2-6;Fenton pond aeration plate
In the waste water that foul smell from ozone stripping pond is blasted Fenton pond by 2-4, hydrogen peroxide generates a large amount of active with ferrous reactant salt
Hydroxyl radical free radical, by oxygenolysis, the waste water after oxygenolysis enters Disengagement zone 2-2, Fenton pond three for pollutant in waste water
Phase separator 2-8, which is realized, to be separated by solid-liquid separation, and solids sinks to the lower part of Disengagement zone, passes through the Fenton of bottom under gravity
Pond sediment discharge valve 2-10 is discharged;Waste water enters anaerobic pond water inlet pipe by Fenton pond overfalling weir 2-9 and Fenton pond outlet pipe
3-5.The foul smell of the effusion water surface enters stripping gas disposal tank 5 by Fenton pond gas collecting tube 2-11 and Fenton pond collection air pump 2-12.
5. waste water enters the lower part of anaerobic pond by anaerobic pond water inlet pipe 3-5;Waste water enters after anaerobic pond along baffle plate
Lower advance, passes sequentially through and the Sludge Bed of each reative cell of oxygen section 3-2, anoxic section 3-3 and anaerobism section 3-4, in reaction tank
Sludge moves, the sedimentation of the barrier effect and sludge itself of baffle plate with flowing up and down for waste water with effect that biogas rises
Effect makes the flow velocity of sludge reduce again, therefore a large amount of sludge is all trapped in reaction tank, the microorganism in reaction tank with give up
Pollutant in water comes into full contact with.And the heterotroph of the amphimicrobe of oxygen section 3-2, anoxic section 3-3 and anaerobism section 3-4 will be in waste water
Macromolecule contaminant is decomposed into small molecule contaminants, and insoluble pollutant is converted to soluble pollutants.After anaerobic reaction
Waste water realizes the separation of mud, water, methane gas under the action of anaerobic pond three phase separator 3-6, sludge under gravity under
Anaerobism pars infrasegmentalis is sunk to, extra sludge is discharged by the anaerobic pond mud discharging valve 3-8 of bottom.The methane gas that anaerobic pond generates
Discharge is collected by the methane gas collecting tube 3-10 at the top of reaction tank;Waste water by anaerobic pond overfalling weir 3-7, anaerobic pond outlet pipe into
Enter aerobic tank water inlet pipe 4-1.
6. waste water enters the middle and lower part of aerobic tank by aerobic tank water inlet pipe 4-1, under the action of water distribution pyrometric cone 4-2
Even water distribution, aerobic tank aeration plate generate a large amount of microbubble, and dissolved oxygen sensing regulation device regulates and controls the work of aerobic tank air blower, really
The oxygen content protected in aerobic water is more than 2mg/L;Activated sludge apposition growth is on the surfaces aerobic tank filler 4-4, because of biomembrane
It is stirred, is constantly updated by ascending air;Under sufficient oxygen supply condition, the aerobic microbiological on the surfaces aerobic tank filler 4-4 will
Pollutant in waste water is degraded;Newer biomembrane sinks to the lower part of aerobic tank under gravity, passes through bottom
Aerobic tank mud discharging valve 4-5 discharge;Water after Aerobic Process for Treatment is arranged by aerobic tank downflow weir 4-6 and aerobic tank outlet pipe
Go out.The gas of the effusion water surface enters stripping gas disposal tank 5 by aerobic tank gas collecting tube 4-7 and aerobic tank collection air pump 4-8.
7. aerobic tank water outlet enters sedimentation basin by sedimentation basin water inlet pipe, waste water after sedimentation basin precipitates qualified discharge or time
With.
8. sediment or sludge that Fenton pond 2, anaerobic pond 3, aerobic tank 4 and sedimentation basin generate, are transported outward after dehydration.
It is blown 9. the foul smell from Fenton pond collection air pump 2-12, aerobic tank collection air pump 4-8 is entered by process tank air inlet pipe 5-7
Degassing process tank 5, the uniform gas distributions of process tank gas distribution pipe 5-8;Foul smell enters adsorption chamber 5-2, and the pollutant in foul smell is by adsorption chamber
Simultaneously biochemical reaction occurs for microorganism adsorption in filler;Subsequently into moist chamber 5-3, the drop in gas is blocked gas herein
It cuts down and;Then gas enters activated carbon chamber 5-4, and the substance and drop being mingled in gas are intercepted absorb herein,
So far foul smell is processed into clean gas, qualified discharge under the action of exhaust fan 5-5.The muddy water that stripping gas disposal tank generates
It is emitted by stripping gas disposal tank drain valve 5-6.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (1)
1. a kind of sodium methyl mercaptide production wastewater treatment device, it is characterised in that:Including the first regulating reservoir, ozone stripping pond (1),
Two regulating reservoirs, Fenton pond (2), anaerobic pond (3), aerobic tank (4), sedimentation basin and stripping gas disposal tank (5);
First regulating reservoir includes the first regulating reservoir water inlet pipe and the first regulating reservoir outlet pipe, for adjusting sodium methyl mercaptide life
Produce the water quality and water of waste water;First regulating reservoir is equipped with upper cover, is enclosed construction, prevents foul smell from revealing;
Described ozone stripping pond (1) bottom is provided with ozonation aerated disk (1-1), and the top of the ozonation aerated disk is equipped with smelly
Oxygen stripping pond water distributor (1-2), ozone stripping pond water distributor connect ozone stripping pond water inlet pipe (1-3), the water inlet of ozone stripping pond
It manages (1-3) and is connected to the first regulating reservoir outlet pipe;The ozonation aerated disk (1-1) is connected with by pipeline outside ozone stripping pond
Ozone wind turbine (1-4), ozone wind turbine (1-4) are connected to ozone generator (1-5) by pipeline;The outlet top in ozone stripping pond is set
There are ozone stripping pond overfalling weir (1-6), ozone stripping pond overfalling weir (1-6) to be connected to ozone stripping pond outlet pipe;Ozone stripping pond
Top is equipped with taper upper cover, and tops are equipped with ozone stripping pond gas collecting tube (1-7), ozone stripping pond gas collecting tube (1-7) in taper
It is connected to ozone stripping pond collection air pump (1-8);
Second regulating reservoir includes the second regulating reservoir water inlet pipe, pH value TT&C system and the second regulating reservoir outlet pipe, is used for
Adjust the pH value of sodium methyl mercaptide production waste water;Second regulating reservoir water inlet pipe is connected to ozone stripping pond outlet pipe;Second regulating reservoir is set
There is upper cover, is enclosed construction, prevents foul smell from revealing;
The Fenton pond (2) includes mixed zone (2-1) and Disengagement zone (2-2), and mixed zone bottom is equipped with Fenton pond water inlet pipe (2-
3), Fenton pond water inlet pipe (2-3) is connected to the second regulating reservoir outlet pipe;Fenton pond water inlet pipe top is equipped with Fenton pond aeration plate (2-
4), Fenton pond aeration plate (2-4) connection ozone stripping pond collection air pump (1-8);Mixed zone middle and upper part is equipped with for adding peroxidating
The liquid addition metering system (2-5) of hydrogen, ferrous salt, Fenton pond blender (2-6) is provided in mixed zone middle and lower part;Described point
From partition board (2-7) is equipped in area, which enters the waste water runner of Disengagement zone, separation with the inner wall formation in Fenton pond as waste water
The exit in area is equipped with Fenton pond three phase separator (2-8), and the outlet top of Disengagement zone is equipped with Fenton pond overfalling weir (2-9), fragrant
Pause pond overfalling weir (2-9) connection Fenton pond outlet pipe;Disengagement zone bottom is designed to pyramidal structure, is provided in pyramidal structure lower part
Fenton pond sediment discharge valve (2-10);Fenton pond top is equipped with taper upper cover, and tops are equipped with Fenton pond in the taper of Fenton pond
Gas collecting tube (2-11), Fenton pond gas collecting tube (2-11) are connected to Fenton pond collection air pump (2-12);
The anaerobic pond (3) includes simultaneous oxygen section (3-2), anoxic section (3-3) and the anaerobism section being separated by baffle plate (3-1)
(3-4), described and oxygen section (3-2) head end are equipped with the anaerobic pond water inlet pipe (3-5) for feeding waste water, anaerobic pond water inlet pipe (3-
5) connection Fenton pond outlet pipe;And the oxygen section end (3-2) is connected to anoxic section (3-3) head end, the anoxic section end (3-3) and anaerobism
Section (3-4) head end connection;The lower part of the water inlet side baffle plate of the anoxic section (3-3) and anaerobism section (3-4) is provided with 45 degree
Corner, the percussion of fashionable generation is flowed into avoid water, to play the role of buffering flow and water distribution uniformity;Anaerobism section
The end (3-4) is equipped with anaerobic pond three phase separator (3-6) and anaerobic pond overfalling weir (3-7), and anaerobic pond overfalling weir (3-7) connection is detested
Oxygen pond outlet pipe;Described and oxygen section (3-2), anoxic section (3-3) and the bottom anaerobism section (3-4) are designed to pyramidal structure, taper knot
Structure connects anaerobic pond mud discharging valve (3-8);Upper cover (3-9) design of the simultaneous oxygen section, anoxic section and anaerobism section of the anaerobic pond
Conical structure, conical structure top are equipped with methane gas collecting tube (3-10);In described and oxygen section, anoxic section and anaerobism section all
Equipped with anaerobic pond filler (3-11);
The interior middle and lower part of the aerobic tank (4) is provided with aerobic tank water inlet pipe (4-1), and aerobic tank water inlet pipe (4-1) is connected to anaerobic pond
Outlet pipe;Aerobic tank water inlet pipe (4-1) lower part is equipped with water distribution pyrometric cone (4-2);Water distribution pyrometric cone (4-2) lower part is set
There is aerobic tank to be aerated regulator control system (4-3), the aerobic tank aeration regulator control system (4-3) includes aerobic tank aeration plate, aerobic tank
Air blower and dissolved oxygen sensing regulation device;Further, the aerobic tank aeration plate is the pore type for being evenly arranged with micropore
Aeration plate;The aerobic tank aeration plate connects aerobic tank air blower by aeration tube, and aerobic tank air blower is arranged outside aerobic tank;
Oxygen measurement regulator control system is arranged in top, the waste water underwater of aerobic tank, and the oxygen measurement regulator control system is according in waste water
Oxygen content regulates and controls the work of aerobic tank air blower;Aerobic tank water inlet pipe (4-1) top is built-in with aerobic tank filler (4-4);
The bottom of the aerobic tank is equipped with aerobic tank mud discharging valve (4-5), and aerobic tank exit is laid with aerobic tank downflow weir (4-
6), aerobic tank downflow weir (4-6) connects aerobic tank outlet pipe;Aerobic tank top is equipped with taper upper cover, caping in aerobic tank taper
Portion is equipped with aerobic tank gas collecting tube (4-7), and aerobic tank gas collecting tube is connected to aerobic tank collection air pump (4-8);
Aerobic tank outlet pipe connects sedimentation basin water inlet pipe, waste water qualified discharge or reuse after sedimentation basin precipitates;
It is followed successively by collecting chamber (5-1), adsorption chamber (5-2), moist chamber upwards from pot bottom in the stripping gas disposal tank (5)
(5-3), activated carbon chamber (5-4) and exhaust fan (5-5);
The collecting chamber (5-1) is located at the lowest part of entire tank;Design tapered knot in the bottom of the collecting chamber (5-1)
Structure, collects the muddy water from top, and the bottom of the pyramidal structure of collecting chamber is equipped with stripping gas disposal tank drain valve (5-6);It collects
The top of room is equipped with process tank air inlet pipe (5-7) and process tank gas distribution pipe (5-8);Process tank gas distribution pipe (5-8) and process tank into
Tracheae (5-7) is connected to, and process tank air inlet pipe (5-7) is connected to Fenton pond collection air pump (2-12), aerobic tank collection air pump (4-8);
The adsorption chamber (5-2) is located at the top of collecting chamber (5-1), and band is arranged between collecting chamber (5-1) and adsorption chamber (5-2)
The partition plate of hole;The adsorption chamber is equipped with adsorption chamber filler, and the adsorption chamber filler is by feces of livestock and poultry, sawdust and gathers
Ethylene hollow ball by volume 1:5:5~10 are mixed;
The adsorption chamber top is equipped with moist chamber (5-3), and moist chamber (5-3) is provided with silk screen dehumidifier;
The moist chamber top is equipped with activated carbon chamber (5-4), and activated carbon is arranged in the activated carbon chamber (5-4);
It is cylinder that the stripping gas disposal tank (5) is intermediate, upper and lower ends are conical tank body, and sight is offered on the tank body
Survey mouth and maintenance replacement port, tank body volume size according to pending gas flow number depending on, using vertical vertical placement;
Exhaust fan (5-5) is installed at the conical tank body of the stripping gas disposal tank topmost.
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CN201810052036.2A CN108298766A (en) | 2018-01-19 | 2018-01-19 | Sodium methyl mercaptide production wastewater treatment device |
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CN201810052036.2A CN108298766A (en) | 2018-01-19 | 2018-01-19 | Sodium methyl mercaptide production wastewater treatment device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110422950A (en) * | 2019-06-05 | 2019-11-08 | 南京化工园博瑞德水务有限公司 | A kind of processing unit and method for production of propylene oxide waste water |
CN110697995A (en) * | 2019-10-31 | 2020-01-17 | 中冶华天工程技术有限公司 | Cellulose ethanol wastewater treatment process and system |
CN111804198A (en) * | 2020-07-29 | 2020-10-23 | 陈丽仙 | A treatment tank for domestic sewage purifies |
Citations (2)
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CN104787966A (en) * | 2015-03-30 | 2015-07-22 | 常州大学 | System for treating waste water and odor from waste oil recycling and processing |
CN105727733A (en) * | 2016-01-27 | 2016-07-06 | 常州大学 | Low-concentration organic exhaust gas fluidization tower |
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2018
- 2018-01-19 CN CN201810052036.2A patent/CN108298766A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104787966A (en) * | 2015-03-30 | 2015-07-22 | 常州大学 | System for treating waste water and odor from waste oil recycling and processing |
CN105727733A (en) * | 2016-01-27 | 2016-07-06 | 常州大学 | Low-concentration organic exhaust gas fluidization tower |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110422950A (en) * | 2019-06-05 | 2019-11-08 | 南京化工园博瑞德水务有限公司 | A kind of processing unit and method for production of propylene oxide waste water |
CN110697995A (en) * | 2019-10-31 | 2020-01-17 | 中冶华天工程技术有限公司 | Cellulose ethanol wastewater treatment process and system |
CN111804198A (en) * | 2020-07-29 | 2020-10-23 | 陈丽仙 | A treatment tank for domestic sewage purifies |
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Application publication date: 20180720 |