CN106348528A - Sewage treatment system combining magnetic loading precipitation and biological aerated filter tank - Google Patents
Sewage treatment system combining magnetic loading precipitation and biological aerated filter tank Download PDFInfo
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- CN106348528A CN106348528A CN201610830094.4A CN201610830094A CN106348528A CN 106348528 A CN106348528 A CN 106348528A CN 201610830094 A CN201610830094 A CN 201610830094A CN 106348528 A CN106348528 A CN 106348528A
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- precipitation
- coagulation
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Classifications
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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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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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 Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention belongs to the field of sewage treatment and discloses a sewage treatment system combining magnetic loading precipitation and biological aerated filter tank. The sewage treatment system comprises a magnetic loading precipitation unit and a biological aerated filter tank unit. The working principle of the sewage treatment system is that a chemical adding box and a magnetic separator respectively add coagulant, flocculant and magnetic powder into a magnetic coagulation reactor, to-be-treated sewage enters the magnetic coagulation reactor through a water inlet so as to achieve destabilization and flocculation, then the sewage enters an inclined-pipe precipitation tank to complete first treatment so as to remove most of phosphorus, suspended matter and part of organic matter, and then the sewage enters the biological aerated filter tank to remove ammonia, nitrogen and part of organic matter so as to achieve the second treatment of the sewage. The sewage treatment system has the advantages that the magnetic loading precipitation is combined with the biological aerated filter tank, pollutants such as the organic matter, ammonia, nitrogen, suspended matter and total phosphorus in the sewage can be removed fast and stably, and the system is compact and small in floor space.
Description
Technical field
The invention belongs to sewage treatment area, load precipitation more particularly, to a kind of magnetic and be combined with BAF
Sewage disposal system.
Background technology
Being continuously increased with sewage quantity, the growing tension of water resource, need to obtain higher-quality process water, for weight
Use again or make-up water source, for this reason, sometimes on the basis of two stage treatment, then tertiary sewage treatment will be carried out.
Sewage second-level processes and environmental protection is served with certain effect, sewage second-level process be sewage after coagulation,
Again through the Aeration tank of active mud and the process of tube settler, make the technical process that sewage purifies further.Sewage
Two stage treatment commonly uses bioanalysises and flocculence, and bioanalysises are to utilize microorganism treating sewage, sewage after main removing coagulation
In Organic substance；Flocculence is the stability destroying colloid by adding flocculant, makes colloidal particle that flocks to occur, produces flocculate
And there is adsorption, the having of inorganic float and colloidal solid thing or low concentration in sewage after mainly removing coagulation
Machine thing；Sewage after two stage treatment typically can reach requirement and the wastewater discharge standard that agriculture is poured water, but in certain condition
Under be still likely to result in the pollution of natural water body.However, large-scale two stage treatment Sewage Plant floor space is big, the construction period is long,
So being badly in need of wanting a kind of technology can quickly remove the main water pollutant such as the Organic substance in eliminating water, total phosphorus, ammonia nitrogen and float.
Content of the invention
Disadvantages described above for prior art or Improvement requirement, the invention provides a kind of magnetic loads precipitation and aeration and biological
Filter tank compound sewage processing system, precipitates what the sewage disposal system combining with BAF combined by loading magnetic
Mode, simultaneously also by the filter material layer arranging big particle diameter, increases filtering velocity, improves surface loading, thus solve two stage treatment sewage
Factory's floor space is big, the technical problem of construction period length.
For achieving the above object, according to one aspect of the present invention, there is provided a kind of magnetic loads precipitation and aeration and biological filter
Pond compound sewage processing system, this sewage disposal system includes magnetic and loads precipitation unit and BAF unit, its feature
It is:
Described magnetic loads precipitation unit and includes water inlet, magnetic-coagulation reactor, tube settler, magnetic separator and dosing
Case, described coagulation reactor is disposed with relief area, coagulation case and flocculation tanks, adds and be derived from described dosing in described coagulation case
The coagulant of case and the magnetic powder from described magnetic separator, described flocculation tanks add the flocculant from described dosing tank, described
The upper end of tube settler is provided with inclined tube, and described magnetic separator is disposed with magnetic dispersion machine, magnetic recycling machine and magnetic kind case, institute
State magnetic dispersion machine for separating magnetic powder and other materials, described magnetic recycling machine is used for reclaiming magnetic powder, and described magnetic kind case is used for will
The magnetic powder mix homogeneously reclaiming；
Described BAF unit includes BAF, and this BAF is provided with particle diameter and is more than 5mm
Filter material layer；Described dosing tank and described magnetic separator add in described magnetic-coagulation reactor respectively coagulant, flocculant and
Magnetic powder, treatment sewage passes through de- steady, subsequently into described tube settling in the described water inlet described magnetic-coagulation reactor of entrance
Complete first treated in pond, remove most of phosphorus, float and partial organic substances, subsequently enter described BAF and go
Except ammonia nitrogen and partial organic substances, thus realizing the after-treatment of sewage.
As it is further preferred that described filter material layer preferably employs big particle diameter light ceramic filtrate, and particle diameter is preferably 6mm
～10mm.
As it is further preferred that the described BAF bottom is additionally provided with backwash module, led to by pipeline
Enter clear water and pipeline is passed through gas and described filter material layer is rinsed, and the water after rinsing passes back into circulation in described water inlet
Process.
As it is further preferred that described magnetic recycling machine, described magnetic kind case, described magnetic dispersion machine and described magnetic kind case are all provided with
It is equipped with agitator.
As it is further preferred that described magnetic load precipitation unit also include device for dehydrating sladge waste, this device for dehydrating sladge waste
For mud out from magnetic dispersion machine is carried out processed, and the filtrate that will be disengaged from back flows back at circulation in water inlet
Reason.
In general, by the contemplated above technical scheme of the present invention compared with prior art, can obtain down and show
Beneficial effect:
1st, the present invention, by magnetic is loaded the setting that precipitation and BAF combine, is capable of the removal of fast and stable
The pollutant such as the Organic substance in sewage, ammonia oxygen, float and total phosphorus, and compact overall structure, layout is ingenious and easy to use；
2nd, the present invention is carried out by using high rate aeration biofilter and using the big particle diameter ceramic grain filter of 6mm～10mm
High rate aeration filters, it is possible to reduce the loss of flood peak, and, thus lengthening backwashing period, big particle diameter filtrate can for the clearance reducing turbidity
To improve surface loading to 12-20m/h, additionally, traditional BAF filtering velocity is low, floor space is big, the present invention is led to
Cross and improve filtering velocity using the filtrate of big particle diameter, thus decreasing the floor space of whole system；
3rd, the flocculation sediment technique that in the present invention, magnetic loads in precipitation unit eliminates most suspended substances and Organic substance, just
Low Organic substance required for BAF and low float provide condition well, and low float ensures BAF
It is not easily blocked, low Organic substance can make the nitrobacteria in biomembrane become dominant bacteria thus reaching the effect removing ammonia nitrogen；
4th, pass through in the present invention to arrange backwash module in BAF, can periodically filter material layer be rushed
Wash so that filter material layer remains nonclogging state, thus ensure that efficiency and the quality of sewage disposal, additionally, backwash
The sewage producing in module and device for dehydrating sladge waste operation process, all comes back to sewage inlet and is reprocessed, realize whole
The sewage zero-discharge of individual system.
Brief description
Fig. 1 is the schematic diagram according to the sewage disposal system constructed by the preferred embodiments of the present invention.
In all of the figs, identical reference is used for representing identical element or structure, wherein:
22- coagulation area 23- flocculation zone 24- agitator 3- is oblique for 1- water inlet 2- magnetic-coagulation reactor 21- relief area
Pipe sedimentation tank 31- inclined tube 32- training wall 33- downflow weir 34- the first outlet canal 4- BAF 41- filter material layer
42- backwash drainage ditch 43- the second outlet canal 44- backwash module 5,6- dosing tank 7- magnetic separating device 71- magnetic disperses
Machine 72- magnetic recycling machine 73- magnetic kind case 8- device for dehydrating sladge waste 101- the first pipeline 201- the second pipeline 301- the 3rd manages
Road 302- the 4th pipeline 401- the 5th pipeline 402- the 6th pipeline 403- the 7th pipeline 404- the 8th pipeline 405- the 9th manages
Road 501- the tenth pipeline 601- the 11st pipeline 701- the 12nd pipeline 702- the 13rd pipeline 801- the 14th pipeline
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.As long as additionally, involved technical characteristic in each embodiment of invention described below
The conflict of not constituting each other just can be mutually combined.
Fig. 1 is the schematic diagram according to the sewage disposal system constructed by the preferred embodiments of the present invention.As shown in figure 1, this
Invention bag provides a kind of magnetic and loads the sewage disposal system that precipitation is combined with high rate aeration biofilter, and this system includes:
Water inlet 1, chemicals dosing plant 5 and 6, magnetic-coagulation reactor 2, tube settler 3, high rate aeration biofilter 4, magnetic separating device 7
With device for dehydrating sladge waste 8.
Dosing tank 5,6 include coagulant dosage device 5 and flocculating agent feeding device 6, and coagulant dosage device 5 port of export leads to
Cross the tenth pipeline 501 and be connected to magnetic-coagulation reactor coagulation case 22 top, flocculating agent feeding device 6 port of export passes through the 11st and manages
Road 601 is connected to magnetic-coagulation reactor flocculation tanks 23 bottom；
Magnetic-coagulation reactor 2 arrival end is connected by the first pipeline 101 with water inlet 1, and magnetic-coagulation reactor 2 is divided into
Relief area 21, coagulation case 22 and flocculation tanks 23, the tenth pipeline is passed through with coagulant dosage device 5 port of export in coagulation case 22 top
501 are connected, and are connected by the 12nd pipeline 701 with the magnetic powder outlet of magnetic separating device 7, flocculation tanks 23 bottom and flocculation
Agent throwing device 6 port of export passes through the 11st pipeline 601 and is connected, and coagulation case 22 and flocculation tanks 23 center are equipped with mechanical agitator
24.
Tube settler 3 arrival end is connected by the second pipeline 201 with the port of export of magnetic-coagulation reactor 2, tube settling
The arrival end in pond 3 is provided with training wall 32, so that current is flowed into tube settler 3 bottom and then rise, current are after inclined tube 31
First outlet canal 34 is collected to by downflow weir 33, the first outlet canal 34 passes through the 3rd pipeline 301 and high rate aeration biofilter 4
Arrival end is connected, and tube settler 3 sludge outlet is connected with magnetic separating device 7 arrival end by the 4th pipeline 302.
According to a preferred embodiment of the present invention, high rate aeration biofilter 4 includes backwash system from the bottom up successively
System, blast aeration system, strainer head, filter plate, cobble supporting layer, filter material layer 41, the filtrate in described filter material layer 41 is lightweight
Ceramic grain filter, particle diameter is 6-10mm, and the water outlet of high rate aeration biofilter 4 is collected to the second outlet canal 43 and passes through system water outlet
9th pipeline 405 is discharged, and backwash drainage ditch 42 is connected with water inlet 1 by the 8th pipeline 404, and water needed for backwash passes through the
Five pipelines 401 provide, and backwash desired gas are provided by the 6th pipeline 402, and aeration desired gas are carried by the 7th pipeline 403
For.
According to another preferred embodiment of the present invention, magnetic separating device 7 arrival end is passed through the 4th pipeline 302 and is sunk with inclined tube
Shallow lake pond 3 sludge outlet is connected, and magnetic separating device 7 includes magnetic dispersion machine 71, magnetic recycling machine 72 and magnetic kind case 73, magnetic separating device
7 magnetic powder outlet is connected to the top of described coagulation case 22 by the 12nd pipeline 701, and the mud of magnetic separating device 7 is discharged
Mouth is connected on described device for dehydrating sladge waste 8 by the 13rd pipeline 702.
The desliming filtrate of device for dehydrating sladge waste 8 is connected with water inlet 1 by the 14th pipeline 801.
Below the operation principle of the present invention is introduced:
Sewage enters magnetic-coagulation reactor 2 after water inlet 1 collects, and initially enters relief area 21, relief area is to current
Play cushioning effect and prevent short stream, subsequent current reach coagulation case 22, under the quick stirring action of machinery, sewage and coagulation
Agent and magnetic powder are sufficiently mixed, and so that the colloidal solid in sewage is taken off steady, subsequently pass through mechanical moderate-speed mixer in flocculation tanks 23 and make
With flocculant is fully contacted and makes flco increase ripening further with taking off steady granule, float and magnetic powder, and formation with magnetic powder is
The high-density-flocs of core, are flow to after tube settler 3 by training wall 32, because comprising magnetic powder in floc particle, sink
Shallow lake speed is larger, can precipitate quickly, most of Organic substance, float and total phosphorus can be removed, and can
To keep higher surface loading and to reduce floor space, the water outlet of tube settler 3 enters high rate aeration biofilter 4, because
It is 6-10mm for the light ceramic particle diameter of filter medium that filter material layer 41 adopts, larger particle diameter can keep higher filtering velocity reducing to account for
Ground area, on haydite, the biomembrane of attachment can effectively remove ammonia nitrogen and partial organic substances under aeration condition, so that
Sewage is purified.After the mud of tube settler 3 passes through magnetic separating device 7, magnetic powder, is divided through magnetic because density is different from mud
The high speed centrifugation effect of scattered machine 71 is separated, and magnetic powder can be reclaimed by magnetic recycling machine 72, reclaims magnetic powder and enters magnetic kind
Case 73 agitated uniformly after be back to coagulation case 22 and can recycle, slough the excess sludge after magnetic powder and set through sludge dewatering
Standby 8 are processed.
As it will be easily appreciated by one skilled in the art that the foregoing is only presently preferred embodiments of the present invention, not in order to
Limit the present invention, all any modification, equivalent and improvement made within the spirit and principles in the present invention etc., all should comprise
Within protection scope of the present invention.
Claims (5)
1. a kind of magnetic loads precipitation and BAF compound sewage processing system, and it is heavy that this sewage disposal system includes magnetic loading
Shallow lake unit and BAF unit it is characterised in that:
Described magnetic loads precipitation unit and includes water inlet (1), magnetic-coagulation reactor (2), tube settler (3), magnetic separator (7)
With dosing tank (5,6), described coagulation reactor is disposed with relief area (21), coagulation case (22) and flocculation tanks (23), described
The coagulant from described dosing tank and the magnetic powder from described magnetic separator, described flocculation tanks (23) is added in coagulation case (22)
Add the flocculant from described dosing tank, the upper end of described tube settler (3) is provided with inclined tube (31), described magnetic separator
(7) it is disposed with magnetic dispersion machine (71), magnetic recycling machine (72) and magnetic kind case (73), described magnetic dispersion machine (71) is used for magnetic powder
With other materials separately, described magnetic recycling machine (72) is used for reclaiming magnetic powder, and described magnetic kind case (73) is used for mixing the magnetic powder of recovery
Close uniformly；
Described BAF unit includes BAF (4), and this BAF is provided with particle diameter and is more than 5mm's
Filter material layer (41), described dosing tank (5,6) and described magnetic separator (7) add mixed respectively in described magnetic-coagulation reactor (2)
Solidifying agent, flocculant and magnetic powder, treatment sewage enters de- steady wadding in described magnetic-coagulation reactor (2) by described water inlet (1)
Solidifying, subsequently into completing first treated in described tube settler (3), remove most of phosphorus, float and partial organic substances,
Subsequently enter described BAF (4) and remove ammonia nitrogen and partial organic substances, thus realizing the after-treatment of sewage.
2. sewage disposal system as claimed in claim 1 it is characterised in that described filter material layer (41) to preferably employ big particle diameter light
Matter ceramic grain filter, and particle diameter is preferably 6mm～10mm.
3. sewage disposal system as claimed in claim 1 or 2 it is characterised in that described BAF (4) bottom also
It is provided with backwash module, clear water is passed through by pipeline (401) and pipeline (402) is passed through gas and described filter material layer (41) is carried out
Rinse, and the water after rinsing passes back into circular treatment in described water inlet (1).
4. the sewage disposal system as described in any one of claim 1-3 is it is characterised in that described magnetic recycling machine (72), described
Magnetic kind case (73), described magnetic dispersion machine (71) and described magnetic kind case (73) are provided with agitator (24).
5. the sewage disposal system as described in any one of claim 1-4 is it is characterised in that described magnetic loading precipitation unit is also wrapped
Include device for dehydrating sladge waste (8), this device for dehydrating sladge waste is used for for mud out from magnetic dispersion machine (7) carrying out processed,
And the filtrate that will be disengaged from back flows back into circular treatment in water inlet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610830094.4A CN106348528A (en) | 2016-09-19 | 2016-09-19 | Sewage treatment system combining magnetic loading precipitation and biological aerated filter tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610830094.4A CN106348528A (en) | 2016-09-19 | 2016-09-19 | Sewage treatment system combining magnetic loading precipitation and biological aerated filter tank |
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Cited By (15)
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|---|---|---|---|---|
| CN106966474A (en) * | 2017-04-26 | 2017-07-21 | 广东卓信环境科技股份有限公司 | A kind of countryside sewage treating technique |
| CN107540162A (en) * | 2017-09-13 | 2018-01-05 | 深圳市深水水务咨询有限公司 | The black and odorous water processing system and technique of a kind of high-efficiency compact |
| CN107698056A (en) * | 2017-10-15 | 2018-02-16 | 北京京通沃德科技有限公司 | A kind of water quality purification combination treatment method and device |
| CN108128967A (en) * | 2017-11-28 | 2018-06-08 | 安徽国祯环保节能科技股份有限公司 | A kind of river water body dystopy comprehensive high-efficiency processing method and system |
| CN108623106A (en) * | 2018-07-19 | 2018-10-09 | 安徽华骐环保科技股份有限公司 | A kind of water treatment system and its processing method in situ in river |
| CN108821504A (en) * | 2018-06-06 | 2018-11-16 | 安徽普氏生态环境工程有限公司 | A kind of integrated form sewage disposal system |
| CN108821503A (en) * | 2018-06-06 | 2018-11-16 | 安徽普氏生态环境工程有限公司 | A kind of high-efficiency wastewater treatment system |
| CN109970289A (en) * | 2019-04-30 | 2019-07-05 | 江苏金博源环保科技有限公司 | A kind of urban wastewater treatment mentions mark advanced treatment process and device |
| CN111792713A (en) * | 2020-07-15 | 2020-10-20 | 天津大学 | Domestic sewage loading coagulation treatment method based on carbon-phosphorus separation |
| CN111977895A (en) * | 2020-08-06 | 2020-11-24 | 中交（天津）生态环保设计研究院有限公司 | Ectopic treatment method and treatment system for surface water body |
| CN112209559A (en) * | 2020-11-04 | 2021-01-12 | 中建环能科技股份有限公司 | Wastewater treatment method, magnetic separation system and integrated magnetic separation device |
| CN112358116A (en) * | 2020-09-28 | 2021-02-12 | 安徽普氏生态环境工程有限公司 | Efficient sludge backflow system and method for reinforcing magnetic coagulation separation process |
| CN112919596A (en) * | 2021-01-29 | 2021-06-08 | 天津市润达金源水务有限公司 | Device and method for recycling magnetic powder in magnetic flocculation system |
| CN113354210A (en) * | 2021-06-22 | 2021-09-07 | 安徽中环环保科技股份有限公司 | Chemical wastewater deep denitrification and decoloration system |
| CN114249496A (en) * | 2021-12-21 | 2022-03-29 | 西安聚光环保科技有限公司 | Sewage treatment system and method |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106966474A (en) * | 2017-04-26 | 2017-07-21 | 广东卓信环境科技股份有限公司 | A kind of countryside sewage treating technique |
| CN107540162A (en) * | 2017-09-13 | 2018-01-05 | 深圳市深水水务咨询有限公司 | The black and odorous water processing system and technique of a kind of high-efficiency compact |
| CN107698056A (en) * | 2017-10-15 | 2018-02-16 | 北京京通沃德科技有限公司 | A kind of water quality purification combination treatment method and device |
| CN108128967A (en) * | 2017-11-28 | 2018-06-08 | 安徽国祯环保节能科技股份有限公司 | A kind of river water body dystopy comprehensive high-efficiency processing method and system |
| CN108821503A (en) * | 2018-06-06 | 2018-11-16 | 安徽普氏生态环境工程有限公司 | A kind of high-efficiency wastewater treatment system |
| CN108821504A (en) * | 2018-06-06 | 2018-11-16 | 安徽普氏生态环境工程有限公司 | A kind of integrated form sewage disposal system |
| CN108623106A (en) * | 2018-07-19 | 2018-10-09 | 安徽华骐环保科技股份有限公司 | A kind of water treatment system and its processing method in situ in river |
| CN109970289A (en) * | 2019-04-30 | 2019-07-05 | 江苏金博源环保科技有限公司 | A kind of urban wastewater treatment mentions mark advanced treatment process and device |
| CN111792713A (en) * | 2020-07-15 | 2020-10-20 | 天津大学 | Domestic sewage loading coagulation treatment method based on carbon-phosphorus separation |
| CN111977895A (en) * | 2020-08-06 | 2020-11-24 | 中交（天津）生态环保设计研究院有限公司 | Ectopic treatment method and treatment system for surface water body |
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| CN112209559A (en) * | 2020-11-04 | 2021-01-12 | 中建环能科技股份有限公司 | Wastewater treatment method, magnetic separation system and integrated magnetic separation device |
| CN112919596A (en) * | 2021-01-29 | 2021-06-08 | 天津市润达金源水务有限公司 | Device and method for recycling magnetic powder in magnetic flocculation system |
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Application publication date: 20170125 |