CN108128967A - A kind of river water body dystopy comprehensive high-efficiency processing method and system - Google Patents
A kind of river water body dystopy comprehensive high-efficiency processing method and system Download PDFInfo
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- CN108128967A CN108128967A CN201711218616.6A CN201711218616A CN108128967A CN 108128967 A CN108128967 A CN 108128967A CN 201711218616 A CN201711218616 A CN 201711218616A CN 108128967 A CN108128967 A CN 108128967A
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- water body
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- pond
- submerged plant
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 238000003672 processing method Methods 0.000 title claims abstract description 8
- 230000003647 oxidation Effects 0.000 claims abstract description 29
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 29
- 238000012545 processing Methods 0.000 claims abstract description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 8
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 8
- 239000011574 phosphorus Substances 0.000 claims abstract description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 6
- 230000000813 microbial effect Effects 0.000 claims abstract description 5
- 239000002957 persistent organic pollutant Substances 0.000 claims abstract description 4
- 239000000084 colloidal system Substances 0.000 claims abstract description 3
- 241000196324 Embryophyta Species 0.000 claims description 31
- 238000005273 aeration Methods 0.000 claims description 22
- 239000000945 filler Substances 0.000 claims description 16
- 230000004888 barrier function Effects 0.000 claims description 10
- 210000000476 body water Anatomy 0.000 claims description 9
- 230000003197 catalytic effect Effects 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 9
- 241001123263 Zostera Species 0.000 claims description 5
- 239000010802 sludge Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 238000011109 contamination Methods 0.000 claims description 2
- 241000195493 Cryptophyta Species 0.000 claims 1
- 239000010865 sewage Substances 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 abstract 1
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 241000498251 Hydrilla Species 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
Landscapes
- 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)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The present invention relates to a kind of river water body dystopy comprehensive high-efficiency processing method and systems, method part includes pumping water body pending in river to super Magneto separate processing equipment, majority of organic pollutants, total phosphorus, suspended matter and the colloid in water body are removed, promotes water transparency；Through super Magneto separate processing equipment, treated that biological contact oxidation pond is sent into water outlet, and water body eliminates most ammonia-nitrogen and some organic pollutants in water body, while increase the dissolved oxygen concentration of water body through microbial action；Through biological contact oxidation pond, treated that the submerged plant pool is sent into water outlet, and deep purifying of the water body through submerged plant removes remaining total nitrogen and total phosphorus in water body, river is emitted into after up to standard；The present invention is the organic integration of sewage disposal high efficiency technical, breaches the problem that ammonia nitrogen, total nitrogen be not up to standard in current river water body processing, the effluent quality index handled through the method for the present invention and system is up to earth's surface class IV class water quality standards.
Description
Technical field
The present invention relates to river water bodies to administer field, particularly a kind of river water body dystopy comprehensive high-efficiency processing method and is
System.
Background technology
The landscape water bodies such as river are component parts important in human settlement environment in city, but since its is easy to pollute, water environment is held
The features such as small, water body self-purification ability is poor is measured, readily becomes the receptor of resident living sewage, rainwater and rubbish, so as to cause
A large amount of consumption of Dissolved Oxygen in Water, cause water hypoxia and darkly smelly state, collapse the entire ecosystem, while pollutant
It is difficult to degrade, is deposited on bed mud, form serious endogenous pollution.There is black smelly and water quality phenomenon not up to standard in urban river, has become
For the existing pollution problem jointly of many cities in China, resident living, city image and ecological environment are seriously affected.
The existing common river water body administering method in market mainly have cut a dirt receive pipe, desilt and dredge, aeration oxygen replenishing, biomembrane are filled out
The technologies such as material, submerged plant reparation, ecological floating island, microorganism regulation and control, dystopy intensive treatment, however, as part river water quality water
Amount variation fluctuation it is larger, cut a dirt receive pipe be not thorough and endogenous pollution release etc. reasons, cause related control measures that cannot stablize fortune
Row, it is difficult to reach ideal effect, part river regulation technology is single, water body can not eliminate it is black smelly or reach ground Table V class water.Relatively
For, dystopy intensive treatment measure operation is relatively stablized, such as super Magneto separate, efficient micro-filtration, MBR integration apparatus, in positive reason
Operation can effectively remove water body some of the contaminants under condition, still, ammonia nitrogen in water body（NH3-N）, total nitrogen（TN）Wait pollutants difficult
To reach ground Table V class water quality standard, this is also the critical issue that current river regulation water quality reaching standard encounters.
Invention content
The purpose of the present invention is to provide a kind of river water body dystopy comprehensive high-efficiency processing method and systems, current to break through
Ammonia nitrogen, the total nitrogen of river regulation water quality problem not up to standard.
To achieve the above object, present invention employs following technical schemes：
A kind of river water body dystopy comprehensive high-efficiency processing method, includes the following steps：
1）Water body pending in river is pumped to super Magneto separate processing equipment, removes most of organic contamination in water body
Object, total phosphorus, suspended matter and colloid promote water transparency；
2）Through super Magneto separate processing equipment, treated that biological contact oxidation pond is sent into water outlet, and water body is eliminated through microbial action
Most ammonia-nitrogen and some organic pollutants in water body, while increase the dissolved oxygen concentration of water body；
3）Through biological contact oxidation pond, treated that the submerged plant pool is sent into water outlet, and deep purifying of the water body through submerged plant is gone
Except total nitrogen remaining in water body and total phosphorus, river is emitted into after up to standard.
Simultaneously the present invention also provides a kind of river water body dystopy comprehensive high-efficiency processing system, including being set to river water body
Interior elevator pump, the elevator pump are connect by flowmeter and control valve with the import of super Magneto separate processing equipment, the super magnetic
The outlet of separating treatment equipment and the import of biological contact oxidation pond connect, and the biological contact oxidation pond includes pond body, described
Aeration catalytic oxidation area and settling zone are divided into according to water (flow) direction in pond body, it is micro- to be hung with attachment in the aeration catalytic oxidation area
The filler of biology, the bottom of pond below the filler are disposed with aeration plate, and the aeration plate is connected with air blower；In the settling zone
The sludge pump for deposit to be extracted out is equipped in pond body end bottom；The outlet of the biological contact oxidation pond and submerged plant
The import on the pool connects, and is divided into several sections along water (flow) direction in the submerged plant pool, each section is led by water body
It flows barrier to separate, the water body water conservancy diversion barrier was equipped with the mouth of a river, and the mouth of a river excessively of two of arbitrary neighborhood is staggered；It is described heavy
In water Plant Pond along water (flow) direction in the submerged plant planted successively in each section be respectively hydrilla verticillata, watermifoil and hardship
Grass, the cultivated area ratio of three is 1:1:2；The outlet on the submerged plant pool is connect by pipeline with river water body.
Further, the pond body is rectangular configuration, hydraulic detention time 4-6h, the aeration catalytic oxidation area and precipitation
The volumetric ratio in area is 3:2.
Further, the filler is composed of soft-filler and elastic filler.
Further, the water body water conservancy diversion barrier is PVC enclosures, and the depth of water on the submerged plant pool is 1-2m, hydraulic retention
Time is 5-8h.
Further, the air blower is Roots blower, and aeration plate is microporous aeration disc.
The beneficial effects of the present invention are：Method and system provided by the present invention are having for sewage disposal high efficiency technical
Machine integrates, and pending polluted-water is promoted to super Magneto separate from river is handled, and water body is laggard by coagulation and Magneto separate processing
Enter biological contact oxidation pond, by aeration and microbiological treatment, subsequently into the submerged plant pool, carry out ecology synthesis purification, place
Rear discharge up to standard is managed, the problem that ammonia nitrogen, total nitrogen be not up to standard in current river water body processing is breached, through the method for the present invention and system
The effluent quality index of processing is up to earth's surface class IV class water quality standards.
Description of the drawings
Fig. 1 is the system structure diagram of the present invention；
Fig. 2 is the planar water flow diagram on the submerged plant pool；
Wherein：1- upper rivers, 2- elevator pumps, 3- flowmeters and control valve, 4- surpass Magneto separate processing equipment, 5- Roots blowers
Machine, 6- fillers, 7- microporous aeration discs, 8- sludge pumps, 9- biological contact oxidation ponds, 9a- aeration catalytic oxidations area, 9b- settling zones,
10- hydrilla verticillatas, 11- watermifoils, 12- eel grass, 13- water body water conservancy diversion barriers, the 14- submerged plants pool, 15- downstream river courses, 16- mistakes
The mouth of a river.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
With reference to a kind of river water body dystopy comprehensive high-efficiency processing system shown in FIG. 1, including being set in 1 water body of upper river
Elevator pump 2, the elevator pump 2 are connect by flowmeter and control valve 3 with the import of super Magneto separate processing equipment 4, the super magnetic
The outlet of separating treatment equipment 4 is connect with the import of biological contact oxidation pond 9.
The biological contact oxidation pond 9 includes the pond body of rectangular configuration, and hydraulic detention time is 4-6h in pond body, the pond
The appearance of aeration catalytic oxidation area 9a and settling zone 9b, the aeration catalytic oxidation area and settling zone are divided into according to water (flow) direction in vivo
Product is than being 3:2.The filler 6 of attached microbial is hung in the aeration catalytic oxidation area 9a, filler 6 is by soft-filler and elasticity
Filler combination forms.
The bottom of pond of 6 lower section of filler is disposed with microporous aeration disc 7, and the microporous aeration disc 7 is connected with Roots blower
5, gas-water ratio 3:1；In pond body end bottom equipped with the sludge pump 8 for deposit to be extracted out in the settling zone 9b.
The outlet of the biological contact oxidation pond 9 is connect with the import on the submerged plant pool 14, described heavy with reference to shown in Fig. 2
Eight sections are divided into along water (flow) direction in water Plant Pond 9, each section is separated by water body water conservancy diversion barrier 13, submerged plant
The hydraulic detention time on the pool 14 is 5-8h, and depth of water design is in 1-2m, the sunlight of guarantee submerged plant abundance and growing space.Using
PVC enclosures extend the water body overcurrent time, avoid the occurrence of short stream and dead angle phenomenon as water body water conservancy diversion barrier 13.
The water body water conservancy diversion barrier 13 was equipped with the mouth of a river 16, and the mouth of a river 16 excessively of two of arbitrary neighborhood is staggered, makes
Flow as shown by the arrows in Figure 2, passes through each section in the form of baffling.Planting submerged plant is planted in each section, along water (flow) direction
In the submerged plant planted successively in each section be respectively hydrilla verticillata 10, watermifoil 11 and eel grass 12, the growing surface of three
Product is than being 1:1:2.Above-mentioned submerged plant select and cultivated area ratio for the submerged plant pool 14 best group match, resistant
Property hydrilla verticillata and watermifoil be arranged in water inlet end, keep out waterpower and pollutant burden impact, the eel grass of clear water type is arranged in
The pollutants such as middle rear region, deep purifying nitrogen phosphorus.The water that the outlet on the submerged plant pool 14 passes through pipeline and downstream river course 15
Body connects.
The river water body dystopy comprehensive high-efficiency processing method of the present invention is as follows：
The water body of pending upper river 1 is promoted to super Magneto separate processing equipment 4 on the bank by elevator pump 2, during which passes through stream
Gauge and valve 3 control flow, and water body is after the processing of super Magneto separate processing equipment 4, a large amount of COD, total phosphorus and SS etc. in water body
Pollutant concentration substantially reduces, and water transparency is significantly promoted.The water outlet of super Magneto separate processing equipment 4 enters biological contact oxidation
Change pond 9, biologic packing material 6 be furnished in pond body, be capable of providing the carrier of functional microorganism attachment, blast aeration disk 7 is furnished under carrier,
Dissolved oxygen is provided by external blower 5, and aerating filling area accounts for 3/5 region of biological contact oxidation pond, and the deposit in pond is with water
Stream is deposited on terminal reseavoir bottom, is extracted out by sludge pump 8, water body in biological contact oxidation pond 9, by the absorption of functional microorganism,
Degradation, removes a large amount of ammonia nitrogen pollutants；Water outlet enters the submerged plant pool 14, and water is crossed on the submerged plant pool 14 in a manner of baffling, from
14 water inlet end of the submerged plant pool starts, and water by hydrilla verticillata 10, watermifoil 11 and eel grass 12, deep purifying, goes to denitrogenate respectively
The pollutants such as phosphorus, final water quality reach earth's surface class IV class water, drain into downstream river course 15 by the submerged plant pool 14, carried for river water body
For clear water source.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, under the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to the technical side of the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain that claims of the present invention determines.
Claims (6)
1. a kind of river water body dystopy comprehensive high-efficiency processing method, which is characterized in that include the following steps：
1）Water body pending in river is pumped to super Magneto separate processing equipment, removes most of organic contamination in water body
Object, total phosphorus, suspended matter and colloid promote water transparency；
2）Through super Magneto separate processing equipment, treated that biological contact oxidation pond is sent into water outlet, and water body is eliminated through microbial action
Most ammonia-nitrogen and some organic pollutants in water body, while increase the dissolved oxygen concentration of water body；
3）Through biological contact oxidation pond, treated that the submerged plant pool is sent into water outlet, and deep purifying of the water body through submerged plant is gone
Except total nitrogen remaining in water body and total phosphorus, river is emitted into after up to standard.
2. a kind of river water body dystopy comprehensive high-efficiency processing system for being used to implement claim 1 the method, it is characterised in that：
Including the elevator pump being set in river water body, the elevator pump passes through flowmeter and control valve and super Magneto separate processing equipment
Import connects, and the outlet of the super Magneto separate processing equipment and the import of biological contact oxidation pond connect, the biological contact oxidation
Change pond and include pond body, be divided into the pond body according to water (flow) direction and be aerated catalytic oxidation area and settling zone, the aeration contact oxygen
Change and the filler of attached microbial is hung in area, the bottom of pond below the filler is disposed with aeration plate, and the aeration plate is connected with
Air blower；In pond body end bottom equipped with the sludge pump for deposit to be extracted out in the settling zone；The biological contact oxidation
The outlet for changing pond is connect with the import on the submerged plant pool, several sections are divided into along water (flow) direction in the submerged plant pool,
Each section is separated by water body water conservancy diversion barrier, and the water body water conservancy diversion barrier was equipped with the mouth of a river, and two of arbitrary neighborhood
It is staggered to cross the mouth of a river；It is respectively taken turns in the submerged plant planted successively in each section along water (flow) direction in the submerged plant pool
The black algae of leaf, watermifoil and eel grass, the cultivated area ratio of three is 1:1:2；The outlet on the submerged plant pool by pipeline with
River water body connects.
3. a kind of river water body dystopy comprehensive high-efficiency processing system according to claim 2, it is characterised in that：The pond body
For rectangular configuration, hydraulic detention time 4-6h, the catalytic oxidation area and the volumetric ratio of settling zone of being aerated is 3:2.
4. a kind of river water body dystopy comprehensive high-efficiency processing system according to claim 2, it is characterised in that：The filler
It is composed of soft-filler and elastic filler.
5. a kind of river water body dystopy comprehensive high-efficiency processing system according to claim 2, it is characterised in that：The water body
Water conservancy diversion barrier is PVC enclosures, and the depth of water on the submerged plant pool is 1-2m, hydraulic detention time 5-8h.
6. a kind of river water body dystopy comprehensive high-efficiency processing system according to claim 2, it is characterised in that：The air blast
Machine is Roots blower, and aeration plate is microporous aeration disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711218616.6A CN108128967B (en) | 2017-11-28 | 2017-11-28 | River water body ex-situ comprehensive efficient treatment method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711218616.6A CN108128967B (en) | 2017-11-28 | 2017-11-28 | River water body ex-situ comprehensive efficient treatment method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108128967A true CN108128967A (en) | 2018-06-08 |
| CN108128967B CN108128967B (en) | 2020-11-13 |
Family
ID=62388780
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711218616.6A Active CN108128967B (en) | 2017-11-28 | 2017-11-28 | River water body ex-situ comprehensive efficient treatment method and system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108609816A (en) * | 2018-07-19 | 2018-10-02 | 安徽华骐环保科技股份有限公司 | A kind of river sewage total system and its processing method |
| CN109205807A (en) * | 2018-09-10 | 2019-01-15 | 安徽国祯环保节能科技股份有限公司 | A kind of the water quality method for improving and system of river black and odorous water |
| CN110565609A (en) * | 2019-09-29 | 2019-12-13 | 芜湖耀迪环保科技有限公司 | A river course treatment equipment for black and odorous water body |
| CN111056702A (en) * | 2019-12-11 | 2020-04-24 | 安徽百和环保科技有限公司 | A water clean system for river course tributary mouth |
| 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 |
| CN113087301A (en) * | 2021-04-08 | 2021-07-09 | 常州康绿环保科技有限公司 | Ectopic microorganism remediation method for river sewage |
| CN115504631A (en) * | 2022-10-13 | 2022-12-23 | 墣锦环境工程（海南）有限公司 | Cleaning method and application of invasive plant |
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|---|---|---|---|---|
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| CN111056702A (en) * | 2019-12-11 | 2020-04-24 | 安徽百和环保科技有限公司 | A water clean system for river course tributary mouth |
| 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 |
| CN113087301A (en) * | 2021-04-08 | 2021-07-09 | 常州康绿环保科技有限公司 | Ectopic microorganism remediation method for river sewage |
| CN115504631A (en) * | 2022-10-13 | 2022-12-23 | 墣锦环境工程（海南）有限公司 | Cleaning method and application of invasive plant |
| CN115504631B (en) * | 2022-10-13 | 2024-02-20 | 海南墣锦环境科技股份有限公司 | Cleaning method and application of invasive plant |
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