CN207047059U - A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration - Google Patents
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration Download PDFInfo
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- CN207047059U CN207047059U CN201720648029.XU CN201720648029U CN207047059U CN 207047059 U CN207047059 U CN 207047059U CN 201720648029 U CN201720648029 U CN 201720648029U CN 207047059 U CN207047059 U CN 207047059U
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Abstract
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration, including river course automatic aerator, mechanical grille, Wheat Straw filter and oxidation pond, river course automatic aerator is located at mechanical grille entrance front end, the outlet of mechanical grille connects with Wheat Straw filter entrance, and the outlet of Wheat Straw filter connects with oxidation pond.River course simple oxygenation, coarse rack remove bulky grain scum silica frost, and straw media filtration removes tiny suspended particulate or blue-green algae, and filter liquor is handled into stabilization pond, last wetland advanced treating.Improvement presence for prior art river black and odorous water is cleared up not totally, after water quality bleach, the problem of easily growing blue-green algae, it not only solves the problems, such as straw from village Air-pollution From Combustion air, black smelly waste water can also be handled simultaneously, and Wheat Straw may filter that part blue-green algae and its leachate have the effect for suppressing blue-green algae growth, after preventing water quality bleach, blue-green algae is easily grown.
Description
Technical field
The invention belongs to water environment treatment field, more specifically to a kind of based on the black smelly of Wheat Straw media filtration
Comprehensive water-body governing system.
Background technology
A large amount of organic pollutions enter water body, by corruption, decompose and fermentation after, generation ammonia nitrogen, humus, hydrogen sulfide,
First is burnt and more than the 14000 kinds of malodoring substance such as mercaptan, and the effusion water surface enters air, produces pungent stink, and iron, manganese etc. is with much money in water
Category is reduced, and sulfide is formed with the sulphur in water, on the suspended particulate for the negatively charged colloid for forming a large amount of absorption FeS, MnS, is seen
It is grey black up.Anaerobe is easily in suspended state, and in aerobic state, microorganism easily forms flco, sinks to the bottom, increases
Oxygen can substantially improve water quality.Anaerobe is easily in suspended state, and in aerobic state, microorganism easily forms flco, sinks to water
Bottom, blue-green algae is easily broken out after water transparency uprises.
Chinese invention patent, application number：2013103262247, disclose a kind of black-odor riverway improvement and restoration methods, warp
River course interception, blowdown are crossed, channel cleanout, lays plant pad, pours water and manually pipe is supported, form new water ecosystem, generation
Self detergent power, this method Shortcomings are that river course intercepts, blowdown, channel cleanout, lay plant pad, are required to expend
A large amount of manpower and materials, cost is higher, in order to form new water ecological setting system, cycle length, although fundamentally solving
The problem of municipal sewage is black smelly, but can not quickly solve river aesthetic problem.
Chinese invention patent, application number：201610048562.2 a kind of in-situ chemical, which is administered, repairs heavily contaminated black and odorous water
The method of bed mud, chemicals is added into black and odorous water, although black and odorous water phenomenon can substantially slow down in a short time,
It is that cost is higher, and the risk of secondary pollution is present, it is impossible to fundamentally solves the problems, such as that river is black smelly.
Chinese invention patent, application number：201410618206.0, the patent crushes stalk to form particle, addition flocculation
Agent is simultaneously mixed thoroughly, and stalk coagulated particles are made, and according to the absorption property of stalk, is transform as sorbing material, in kitchen waste water
Grease type adsorbed, reach the purpose of purification kitchen waste water, make use of absorption property of the stalk to grease, and to stalk sheet
The characterization of adsorption of body is improved, and then is applied in the processing of kitchen waste water.
Chinese invention patent, application number：201110186277.4 straw biomass charcoal is disclosed in electroplating wastewater is handled
Application, stalk processing low temperature pyrogenation is prepared into biomass carbon in the patent, using the alkalescence of biomass carbon, the energy of adsorption having
Power, the acidifying of waste water is neutralized, remove the heavy metal copper in waste water, reach the purpose of purification waste water, actually to stalk in itself
Characteristic transformed, what is utilized is the alkalescence of biomass carbon, has not been the characteristic of stalk in itself, and secondary dirt be present
Dye.
Chinese invention patent, application number：201410631192.6 one kind is disclosed using modified straw processing waste water from dyestuff
Method, the patent utilization agricultural stalk discarded object synthesizing new high polymer coagulant, agricultural wastes resource can not only be realized
Change and utilize, while can also solve the problems, such as the decolouring of coloring agent in dyeing waste water, be not directly to utilize the spy of agricultural stalk in itself
Property realizes the decolouring problem of coloring agent in dyeing waste water.
Chinese invention patent, application number：201410850033.5 one kind is disclosed using powder of straw filtering breeding wastewater side
Method, the patent take full advantage of filtering and absorption of the varigrained corn stalk powder to organic solid content in breeding wastewater and made
With, build varigrained powder of straw filtrate, breeding wastewater is successively filtered, realize reduce waste water disposal facility water inlet have
The purpose of machine load.This processing method can filter organic solid content in breeding wastewater and absorption is fallen, only in waste water
Solid-state corporeal thing has carried out physical treatment, and the organic loading being dissolved in waste water does not remove, useless without fundamentally solving
The problem of water is black smelly, and in the improvement for whole black and odorous river, processing quantities is larger.
The content of the invention
1. technical problems to be solved
Have that cleaning is clean, after water quality bleach for the improvement of prior art river black and odorous water, easily grow blue
The problem of algae, it is an object of the invention to provide a kind of black and odorous water comprehensive management of technology based on Wheat Straw media filtration.It is not
But solve the problems, such as straw from village Air-pollution From Combustion air, while black smelly waste water can also be handled, and Wheat Straw may filter that part
Blue-green algae and its leachate, which have, suppresses the effect that blue-green algae grows, and after preventing water quality bleach, easily grows blue-green algae.
2. technical scheme
The purpose of the present invention is achieved through the following technical solutions：
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration, including river course automatic aerator, mechanical grille,
Wheat Straw filter and oxidation pond, river course automatic aerator are located at mechanical grille entrance front end, the outlet of mechanical grille and Wheat Straw
Filter entrance connects, and the outlet of Wheat Straw filter connects with oxidation pond.
Preferably, the air blower of river course automatic aerator is located at river bank, and the oxygenation pipeline of river course automatic aerator is hung using floating body
In the middle and lower part of water body, above riverbed, there is a certain distance apart from riverbed.
Preferably, Wheat Straw filter includes filter box, intake chamber, outlet pipe and filtrate supporting plate, filtrate support
Plate is located inside filter box, and casing rotary shaft is equipped with the both ends of filter box, and the side of filter box one end is provided with
Intake chamber, the side of the filter box other end are provided with outlet pipe.
Preferably, Wheat Straw filtrate is placed on filtrate supporting plate.
Preferably, the side of filter box one end is provided with intake chamber, and intake chamber is located on the side of filter box one end
Portion, the side of the filter box other end are provided with outlet pipe, and outlet pipe is located at the side lower of the filter box other end.
Preferably, casing rotary shaft and motor connection.
Preferably, the preparation method of described Wheat Straw filtrate is：After wheat harvest, remaining Wheat Straw passes through wheat straw
Stalk baler, bundling squarely Wheat Straw bag, the bale ties used is the rope made of hemp or straw rope, and the Wheat Straw bag for shaping of packing is i.e.
For Wheat Straw filtrate.
Preferably, the water outlet of oxidation pond flows into wetland, carries out advanced treating.
A kind of black and odorous water comprehensive management of technology based on Wheat Straw media filtration, comprises the following steps：
A, a kind of above-described black and odorous water comprehensive treatment system based on Wheat Straw media filtration is built；
B, river course automatic aerator carries out oxygenation to black and odorous water, aoxidizes stink substance, mitigates black smelly phenomenon；
C, the water body after river course automatic aerator oxygenation, by mechanical grille, remove the floating more than 3mm or suspend solid
Body；
D, the water outlet of mechanical grille enters Wheat Straw filter, and the Wheat Straw filtrate in Wheat Straw filter filters out small
The solid particle in 3mm particle diameter suspended particulates；
E, the filter liquor of Wheat Straw filter is handled into oxidation pond；
F, the water outlet of oxidation pond enters wet land treating system.
Preferably, in step D, the water outlet of mechanical grille enters Wheat Straw filter, the wheat in Wheat Straw filter
Stalk filtrate is filtered out less than solid particle in 3mm particle diameter suspended particulates, when Wheat Straw filtrate retains or adsorbed pollutant close to most
During big value, the electric motor starting being connected with casing rotary shaft rotates casing, the filtrate discarded in casing, because gravity naturally falls in case
In the truck that body bottom is parked, filtrate is transported disposal by truck, and the bottom up certain position of filter box installs filtrate supporting plate,
Wheat Straw filtrate is placed above filtrate supporting plate.
3. beneficial effect
It is compared to prior art, the advantages of technical scheme：
(1) present invention uses a kind of black and odorous water comprehensive management of technology based on Wheat Straw media filtration, filters black smelly water
Size suspended particulate in body, does not add any flocculant, will not cause secondary pollution；
(2) present invention realizes that Wheat Straw comprehensively utilizes, and realizes the use value of Wheat Straw to greatest extent, solves in field
Wheat Straw reclaims problem；
(3) Wheat Straw leachate effect of algae restraint of the invention is good, finally suits measures to local conditions to use stabilization pond technology, water outlet is more
It is excellent；
(4) for the processing of black smelly waste water, one of ordinary skill in the art, without performing creative labour, otherwise selection
Addition chemicals is handled, or using blowdown, desilting, lays plant pad, pours water and manually pipe is supported, form new water body
The ecosystem carries out ecological reconstruction, and the present invention has broken the usual mode of thinking, and black smelly waste water is handled using stalk；
(5) in the method for handling waste water using stalk, one of ordinary skill in the art, without the labor of creativeness
It is dynamic, otherwise selection carries out filtering absorption after stalk is crushed to the tangible solid in waste water, otherwise selection changes to stalk
Property after be used further to handle waste water, and the present invention has broken the usual mode of thinking, directly utilize the characteristic of stalk in itself for locating
Black smelly waste water is managed, not only solves the problems, such as straw from village Air-pollution From Combustion air, while black smelly waste water can also be handled, and wheat straw
Stalk may filter that part blue-green algae and its leachate have the effect for suppressing blue-green algae growth, after preventing water quality bleach, easily grow blue-green algae；
(6) coarse rack and straw media filtration pretreating scheme are carried out after water oxygenation provided by the invention, is made follow-up
Oxidation pond and wetland variation are more efficient, more stable.
Brief description of the drawings
Fig. 1 is present invention process flow chart；
Fig. 2 Wheat Straw filter plant structural representations.
Embodiment
With reference to Figure of description and specific embodiment, the present invention is described in detail.
Embodiment 1
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration of the present embodiment, such as Fig. 1, including river course
Automatic aerator, mechanical grille, Wheat Straw filter and oxidation pond, river course automatic aerator are located at mechanical grille entrance front end, mechanical lattice
The outlet of grid connects with Wheat Straw filter entrance, and the outlet of Wheat Straw filter connects with oxidation pond, the water outlet of oxidation pond
Wetland is flowed into, carries out advanced treating.
The air blower of river course automatic aerator is located at river bank, and the oxygenation pipeline of river course automatic aerator is suspended on water body using floating body
Middle and lower part, above riverbed, there is a certain distance apart from riverbed.
Simple oxygenation device is placed in black-odor riverway, simple oxygenation is carried out to black smelly water, aoxidizes the smelly material of black smelly water,
Simultaneous oxidation is attached to FeS, MnS on suspended particulate, reduces grey black.
Along river course by bifurcated broken end river course, elevator pump is set in this place, the urban river water after oxygenation is pumped into mechanical lattice
Grid front end, by the big suspension of 3mm perforated plate mechanical grid or floating solids such as polybag, plastic bottle and branch etc., handle out
SS in water is less than 3mm, and grid water outlet flows into semi-underground Wheat Straw filter.
Organic pollutants enter water body in black-odor riverway, after corruption, decomposition and fermentation, produce ammonia nitrogen, humus, vulcanization
Hydrogen, first are burnt and more than the 14000 kinds of malodoring substance such as mercaptan, and the effusion water surface enters air, produces pungent stink, iron, manganese etc. in water
Heavy metal is reduced, and sulfide is formed with the sulphur in water, forms the suspended particulate of a large amount of absorption FeS, MnS negatively charged colloid
On, it appears that it is grey black.Therefore stink substance is aoxidized by the oxygenation of simple oxygenation device 1 first, mitigates black smelly phenomenon；
Floating or the big solid particle to suspend, house refuse such as polybag, plastic bottle etc. in other river course, in addition also one
A little branches etc., into the improper meeting occluding device of water treatment system, device damage is caused, can also make processing system unstable, these
Floating or suspended solid more than 3mm need to be purged by mechanical grille 2；
Solid particle less than 3mm, larger solid can be caused to impact follow-up sewage biological treatment system, make sludge
Yield oxygenation, oxygenation efficiency can be also influenceed, the Wheat Straw filtrate packed by farm machinery, can easily be removed using wheat straw fibre
The suspended solid larger less than particle diameter in 3mm particle diameter suspended particulates, filter suspended solid pollutant in water outlet and therefore greatly reduce.
Wheat Straw is filtered out less than 3mm particle diameters suspended particulate and part algae, and the Wheat Straw filtrate of pollutant retention adsorption saturation can be with
It is agricultural after processing, after the water quality bleach after filtering in addition, blue-green algae is easily grown, Wheat Straw filtrate leachate, which has, suppresses blue-green algae taste
Raw effect.Wheat Straw filter is by filter box 3.1, intake chamber 3.21, outlet pipe 3.22, casing rotary shaft 3.3, wheat straw
Stalk filtrate 3.41, and filtrate supporting plate 3.42 form, and the upper lateral part of filter box 3.1 1 is equipped with intake chamber 3.21, another side lower part
Equipped with outlet pipe 3.22, casing centre position is fixed with rotary shaft 3.3, when Wheat Straw filtrate retains or adsorbed pollutant close to most
Big value makes, and the electric motor starting that rotary shaft is connected rotates casing, 3.1 bottom up certain position of filter box installation filtrate supporting plate
3.42, Wheat Straw filtrate is placed in filtrate supporting plate top.
City river is present by substantial amounts of bifurcated broken end river course, suits measures to local conditions to be transformed into oxidation pond, due to the nitrification of autotrophy
Bacterium longer generation time, easily competed and eliminate by aerobic heterotroph, add filler to be enriched with nitrifier, add nitrification effect,
Advanced treating, further dephosphorization denitrogenation can be carried out to filtrate.
Because oxidation pond water water quality is poor, if total nitrogen concentration is in 20~30mg/L or so (urban wastewater treatment firm one-level B
Discharge standard), wet land treating system can be with intensive treatment effect, and effluent quality is due to one-level A standards, if total nitrogen concentration is in 4mg/
Below L.
Embodiment 2
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration of the present embodiment, in the base of embodiment 1
It is further improved on plinth, such as Fig. 2, Wheat Straw filter includes filter box 3.1, intake chamber 3.21, the and of outlet pipe 3.22
Filtrate supporting plate 3.42, filtrate supporting plate 3.42 are located inside filter box 3.1, and case is equipped with the both ends of filter box 3.1
Body rotary shaft 3.3, the side of the one end of filter box 3.1 are provided with intake chamber 3.21, set on the side of the other end of filter box 3.1
There is outlet pipe 3.22.Wheat Straw filtrate is placed on filtrate supporting plate 3.42.
Embodiment 3
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration of the present embodiment, in embodiment 1 or 2
On the basis of be further improved, such as Fig. 1 and 2, the side of the one end of filter box 3.1 is provided with intake chamber 3.21, intake chamber 3.21
Side surface upper part positioned at the one end of filter box 3.1, the side of the other end of filter box 3.1 are provided with outlet pipe 3.22, outlet pipe
3.22 are located at the side lower of the other end of filter box 3.1, casing rotary shaft 3.3 and motor connection.
Embodiment 4
A kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration of the present embodiment, used in embodiment 1-3
To the preparation method of Wheat Straw filtrate be：After wheat harvest, remaining Wheat Straw passes through Wheat Straw baler, bundling Cheng Fang
Shape Wheat Straw bag, for the bale ties used for the rope made of hemp or straw rope, the Wheat Straw bag for shaping of packing is Wheat Straw filtrate.
Embodiment 5
A kind of black and odorous water comprehensive management of technology based on Wheat Straw media filtration of the present embodiment：
A, a kind of above-described black and odorous water comprehensive treatment system based on Wheat Straw media filtration is built；
B, river course automatic aerator carries out oxygenation to black and odorous water, aoxidizes stink substance, mitigates black smelly phenomenon；
C, the water body after river course automatic aerator oxygenation, by mechanical grille, remove the floating more than 3mm or suspend solid
Body；
D, the water outlet of mechanical grille enters Wheat Straw filter, and the Wheat Straw filtrate in Wheat Straw filter filters out small
The solid particle in 3mm particle diameter suspended particulates；
The water outlet of mechanical grille enters Wheat Straw filter, and the Wheat Straw filtrate in Wheat Straw filter, which filters out, to be less than
Solid particle in 3mm particle diameter suspended particulates, when Wheat Straw filtrate retains or adsorbs pollutant close to maximum, rotated with casing
The connected electric motor starting of axle 3.3 rotates casing, the filtrate discarded in casing, because gravity naturally falls in the card that bottom half parks
Filtrate is transported disposal by in-car, truck, and 3.1 bottom up certain position of filter box installation filtrate supporting plate 3.42, filtrate is held
Place Wheat Straw filtrate in the top of supporting plate 3.42.
E, the filter liquor of Wheat Straw filter is handled into oxidation pond；
F, the water outlet of oxidation pond enters wet land treating system.
Embodiment 6
A kind of black and odorous water comprehensive management of technology based on Wheat Straw media filtration of the present embodiment.With reference to Fig. 1 and Fig. 2,
Simple oxygenation device is placed in black-odor riverway, simple oxygenation is carried out to black smelly water, aoxidizes the smelly material of black smelly water, simultaneous oxidation
FeS, the MnS being attached on suspended particulate, reduce grey black.
Along river course by bifurcated broken end river course, elevator pump is set in this place, the urban river water after oxygenation is pumped into mechanical lattice
Grid front end, by the big suspension of 3mm perforated plate mechanical grid or floating solids such as polybag, plastic bottle and branch etc., handle out
SS in water is less than 3mm, and grid water outlet flows into semi-underground Wheat Straw filter, and Wheat Straw device bottom is empty
Between P Passable automobile carrier, conveniently deposit above and think to add filtrate in media filtration casing, each Wheat Straw filtering device
The cycle of operation be A normal filtrations, B stops Inlet and outlet water, and C upsets D upsets playback and add filtrate except material, process BCD operations
Time was 1/4 cycle, and A process times were 3/4 cycle, and four Wheat Straw devices form a system, ABCD processes of rotating, ensured
Continuum micromeehanics and water outlet, detailed process are that one when 4 Wheat Straw filtering devices arranged side by side retains or absorption pollutant approaches
During maximum, the intake chamber of the device stops water inlet, and rotary shaft rotates, fixed filtrate casing upset on the rotary shaft, by case
Body is inverted, and down, filtrate is dropped in haulage truck, truck is located at filter box bottom, case bin open portion due to gravity
Body delivery port bottom is located at river course ullage, is emptied below bottom half, facilitates truck to pass in and out, and discarded filtrate is filled in truck
After, outward transport processing disposal, after discarded filtrate is toppled over, after motor drive case is flipped back to normal operational position, above
Filtrate throwing device adds filtrate into filtrate casing, after filtrate position is fixed, starts to intake, such four Wheat Straws filter
Expect device alternately filter material replacement, when one of device stops Inlet and outlet water, but do not influence the normal water outlet of other devices.Filtering
Water outlet enters the oxidation pond that broken end river course is transformed into, and carries out the denitrogenation dephosphorizing processing of black smelly water, and promotes tiny suspended particulate
Further precipitation, makes water body more clarify, and the wet land system that water outlet is pumped into transformation is finally handled, to the pollutant dissolved in water body
Carry out advanced treating, make water outlet it is as clear as crystal meet by or reuse requirement.
Technique includes simple river course automatic aerator, and coarse rack removes bulky grain floating or wheat is passed through in suspended solid, grid water outlet
Stalk media filtration, filter liquor are realized oxygenation denitrogenation, can eliminated black into stabilization pond processing, Wheat Straw media filtration oxidation pond technology
It is smelly and prevent blue algae bloom.
Simple river course automatic aerator, can effectively mitigate organic pollution load, the self-purification capacity of river be greatly improved, especially in the summer
Season, river course oxygenation gas automatic aerator air blower are located at bank, and oxygenation pipeline is suspended on the middle and lower part of water body using floating body, had from riverbed
A certain distance.
Wheat Straw filters high-efficiency pretreatment, can improve oxidation pond influent quality, improves system comprehensive pollution Governance Ability.It is black
Smelly water can only filter out particle diameter by mechanical grille and be more than 3mm suspended solid, and largely be less than 3mm particle diameters in black and odorous water
Suspended solid can not be removed, less than the disposal ability that 3mm particle diameters suspended solid can substantially reduce stabilization pond, increase stabilization pond
Sludge yield, wet land system can be blocked in addition, grid water outlet filters out fine particle and part algae by Wheat Straw, use
Field is gone back to after the Wheat Straw filtrate burning disposal crossed, or fermented manure processing, stalk resource enriches, economical and practical, in addition wheat straw
Stalk filtrate leachate can suppress blue-green algae growth.
Suit measures to local conditions to transform oxidation pond, at utmost realize oxygenation denitrogenation, less investment, effect is good.City river exist by
Substantial amounts of bifurcated broken end river course, suits measures to local conditions to be transformed into oxidation pond, adds filler, increase nitrification effect, can enter one to filtrate
Walk dephosphorization denitrogenation.
Claims (6)
- A kind of 1. black and odorous water comprehensive treatment system based on Wheat Straw media filtration, it is characterised in that including river course automatic aerator, Mechanical grille, Wheat Straw filter and oxidation pond, river course automatic aerator are located at mechanical grille entrance front end, the outlet of mechanical grille Connected with Wheat Straw filter entrance, the outlet of Wheat Straw filter connects with oxidation pond.
- 2. a kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration according to claim 1, its feature It is, the air blower of river course automatic aerator is located at river bank, and the oxygenation pipeline of river course automatic aerator is suspended in water body using floating body Bottom, above riverbed.
- 3. a kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration according to claim 1, its feature It is, Wheat Straw filter includes filter box (3.1), intake chamber (3.21), outlet pipe (3.22) and filtrate supporting plate (3.42), filtrate supporting plate (3.42) is located at filter box (3.1) inside, and casing is equipped with the both ends of filter box (3.1) Rotary shaft (3.3), the side of filter box (3.1) one end are provided with intake chamber (3.21), the side of filter box (3.1) other end It is provided with outlet pipe (3.22).
- 4. a kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration according to claim 3, its feature It is, Wheat Straw filtrate is placed on filtrate supporting plate (3.42).
- 5. a kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration according to claim 3, its feature It is, the side of filter box (3.1) one end is provided with intake chamber (3.21), and intake chamber (3.21) is located at filter box (3.1) The side surface upper part of one end, the side of filter box (3.1) other end are provided with outlet pipe (3.22), and outlet pipe (3.22) was located at The side lower of filter box body (3.1) other end.
- 6. a kind of black and odorous water comprehensive treatment system based on Wheat Straw media filtration according to claim 3, its feature It is, casing rotary shaft (3.3) and motor connection.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055975A (en) * | 2017-06-06 | 2017-08-18 | 南京欧意睿环境科技有限责任公司 | A kind of black and odorous water comprehensive treatment system and technique based on Wheat Straw media filtration |
| CN113003861A (en) * | 2021-02-24 | 2021-06-22 | 郑州正荣环保科技有限公司 | Municipal sewage treatment method and system |
-
2017
- 2017-06-06 CN CN201720648029.XU patent/CN207047059U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055975A (en) * | 2017-06-06 | 2017-08-18 | 南京欧意睿环境科技有限责任公司 | A kind of black and odorous water comprehensive treatment system and technique based on Wheat Straw media filtration |
| CN113003861A (en) * | 2021-02-24 | 2021-06-22 | 郑州正荣环保科技有限公司 | Municipal sewage treatment method and system |
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