CN110171914A - A kind of ecological treatment method of black and odorous water - Google Patents
A kind of ecological treatment method of black and odorous water Download PDFInfo
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- CN110171914A CN110171914A CN201910609975.7A CN201910609975A CN110171914A CN 110171914 A CN110171914 A CN 110171914A CN 201910609975 A CN201910609975 A CN 201910609975A CN 110171914 A CN110171914 A CN 110171914A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- 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
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
Abstract
The invention discloses a kind of ecological treatment methods of black and odorous water, specifically includes the following steps: S1, entrance cuts dirt: checking to river two sides sewage draining exit, closing, several reservoirs are built according to channel length, a section dirty pipe network is improved in construction, effectively catching is carried out to the sewage for flowing into creek, pollution of the sewage to creek is reduced from source, each sewage draining exit sewage is introduced into reservoir by pipeline, using intelligent fast sewage treatment device, cooperate the clear agent of special efficacy water, except algae deodorizer, by sewage treatment it is clean after fill into korneforos, it is good to cut dirty effect, dispersion ensures that external source sewage does not reenter river after administering, the present invention relates to technical field of environmental management.The ecological treatment method of the black and odorous water tentatively removes the solid pollutant in black and odorous water by way of manually or mechanically salvaging, strong to environmental suitability, action effective is fast, at low cost, effect is good, environment friendly and pollution-free, preparation is simple, has positive engineering practicability.
Description
Technical field
The present invention relates to technical field of environmental management, specially a kind of ecological treatment method of black and odorous water.
Background technique
Water quality management refers to administration, law, economy and scientific and technological means, coordinates socio-economic development and water quality protection
Relationship, control polluter enters water body, maintains water quality kilter and the ecological balance, meets industrial and agricultural production and life pair
The requirement of water quality defines 1: the personal monitoring carry out to water quality factors such as breeding water body temperature, dissolved oxygen amounts and regulation, using
Section: Fisheries Science (first level discipline)；Aquaculture Science (second level subject) defines 2: taking administration, law, economy, education and scientific skill
The means such as art carry out integrated management to water quality, comply with function of water body requirement, application branch of learning: water economic system (first level discipline)；
Environmental bydraulic engineering (second level subject)；Water prevention and cure of pollution (water conservancy) (three-level subject) define 3: for keep or improve river, lake, river, library and
The Activities that the quality of underground water is carried out, water quality management are divided into two conception of species of narrow sense and broad sense, and the water quality management of narrow sense is
Refer to centered on contamination control, controls water pollution using means such as law, economy, technology, administration, improve the quality of water, broad sense
Water quality management refer to from society-environmental system entirety, by comprehensive planning, rational deployment, make economic construction, town and country
Construction and water quality protection coordinated development, reach and not only guarantee national economy sustainable development, but also can maintain water quality kilter and life
State balance, in broad terms, all be the environmental standard and be symbol that satisfaction sets the water bodys such as river, lake, reservoir, underground water
The water quality protection behavior for sharing water requirement and carrying out, referred to as water quality management, including being controlled the pollution sources for flowing into waters,
Monitoring, or implement the measure of water correction in waters；The various water such as the control of regular water investigation and exception water quality in waters
Matter safeguard measure.
Currently, the administering method of city black and odorous water mainly has physical method, chemical method and bioanalysis, but in its black and odorous water
The problems such as usually palliative in practical application, processing cost is expensive, is also easy to produce secondary pollution, complicated for operation, in recent years,
City river, lake and open water black and odorous water problem have seriously affected the normal life and health of people, cause
A series of ecological environment problems, can not only constitute a threat to people's living environment and human health, also badly damaged beautiful city
City's image, biological vegetation degeneration even become extinct, and phytoplankton, zooplankter, zoobenthos only have a small amount of resistant kind to exist, food
Chain fracture, food web is incoherent, ecosystem structure serious unbalance, and function is seriously degenerated and even lost.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of ecological treatment methods of black and odorous water, solve black smelly
Water body is not easy to be handled, problem complicated for operation.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of ecological management of black and odorous water
Method, specifically includes the following steps:
S1, entrance cut dirt: river two sides sewage draining exit checked, is closed, several reservoirs are built according to channel length,
A section dirty pipe network is improved in construction, carries out effectively catching to the sewage for flowing into creek, reduces pollution of the sewage to creek from source, logical
Each sewage draining exit sewage is introduced reservoir by piping, using intelligent fast sewage treatment device, is cooperated the clear agent of special efficacy water, is removed algae
Deodorizer, by sewage treatment it is clean after fill into korneforos, cut that dirty effect is good, and dispersion ensures that external source sewage does not reenter river after administering, hinder
The exogenous solid-liquid pollutant that breaks enters in contaminated black and odorous water, is tentatively removed by way of manually or mechanically salvaging black smelly
Solid pollutant in water body；
S2, mud cleaning: bed mud, floating material and weeds gathered for a long time etc. is cleared up, is created for water ecology reparation
Good environment is made, filters out the solid matter of larger particles by multi-stage screening equipment first, mud mud passes through cyclonic separation
Device is separated, when mud mud is transported to cyclone separator by conveying chestnut, mud mud initial velocity with higher
Degree, the mud mud of high speed generate centrifugal action in the cyclonic separation cylinder of cyclone separator, the substance of bulky grain can with point
Outlet from the lower part of cylinder and be discharged, can and containing a small amount of fine grain clear liquid since the Swirl of cylinder moves upwards
Mud mud is separated with realizing, the clear liquid after separation is directly returned in river, supplements river moisture, and it is dewatered
Mud (moisture content 80%) is directly transported outward and is filled with silt transporter, is effectively avoided and is reduced and becomes silted up containing large amount of sewage
Mud outward transport during and subsequent processes in the secondary pollution caused by environment；
S3, water body purification: segmentation ponding is carried out to river and is administered, using multi-functional dedicated workboat, cooperates special efficacy water clear
Agent carries out surface layer, middle layer, deep level of processing to river water body, carries out decomposition sedimentation to suspended matter in water, and sprinkling removes algae deodorizer, into
Row removes black-odor control except algae, sterilization, achievees the purpose that purify water bodies of rivers and lakes, and water body plug-flow facility is arranged in each subregion, forces
River flow is aided with artificial means and carries out aeration aerating in situ, alleviates the problem of dissolved oxygen deficiency in black-odor river；
S4, restoration of the ecosystem: launching microorganism formulation in two times in river, while opening river oxygenation measure, by micro-
The Aerobic Process for Treatment of biology, further speeds up the decomposition of organic matter in river, puts water plant in a suitable place to breed into water body, enriches Aquatic Ecosystem 2
System, in river planting aquatic plants, launch the aquatic animals such as fish shrimp crab shellfish, restore water body self-purification ability, later to water body into
Row General Maintenance, while river two sides are afforested, brightening, beautification, garden style, it is truly realized the reconstruction of the ecosystem.
Preferably, the type of the microorganism in the step S4 in microorganism formulation be bacillus, gold Bacillus,
It is a variety of in Blastocystis, nitrosation vibrio, Nitrobacter and proteus, each microbial bacteria in microorganism formulation
Strain proportion is as follows: bacillus 10-30%, Blastocystis 20-25%, nitrosation vibrio 25-40%, bacterium nitrobacter
Belong to 0-15% and proteus 0-15%.
Preferably, the additional amount of the clear agent of special efficacy water is that 50 grams are added in sewage per ton in the step S1, the step S3
In except algae deodorizer additional amount be sewage per ton in be added 10-15 grams.
Preferably, water plant needs periodically to pass through artificial screening in the step S4, to remove blade withered and yellow in water
And the plant of excess growth, so that water plant quantity matches with river ability to bear.
(3) beneficial effect
The present invention provides a kind of ecological treatment methods of black and odorous water.Have compared with prior art following beneficial to effect
Fruit:
(1), the ecological treatment method of the black and odorous water cuts dirt by S1, entrance: arranging river two sides sewage draining exit
It looks into, close, several reservoirs, construction or a perfect section of dirty pipe network are built according to channel length, had to the sewage for flowing into creek
Effect retention, reduces pollution of the sewage to creek from source, each sewage draining exit sewage is introduced reservoir by pipeline, using intelligence
Fast sewage treatment device, the clear agent of cooperation special efficacy water remove algae deodorizer, by sewage treatment it is clean after fill into korneforos, cut dirty effect
Good, dispersion ensures that external source sewage does not reenter river after administering, and exogenous solid-liquid pollutant is blocked to enter in contaminated black and odorous water,
The solid pollutant in black and odorous water is tentatively removed by way of manually or mechanically salvaging, it is strong to environmental suitability, when effect
Effect is fast, at low cost, effect is good, and environment friendly and pollution-free, preparation is simple, has positive engineering practicability.
(2), the ecological treatment method of the black and odorous water is cleared up by S2, mud: to bed mud, the floating material gathered for a long time
And weeds etc. are cleared up, and are created a favorable environment for water ecology reparation, are filtered out larger by multi-stage screening equipment first
The solid matter of grain, mud mud are separated by cyclone separator, when mud mud is transported to eddy flow point by conveying chestnut
When from device, mud mud initial velocity with higher, the mud mud of high speed is in the cyclonic separation cylinder of cyclone separator
Centrifugal action is generated, the substance of bulky grain can be discharged with the outlet of the lower part of cylinder, and containing a small amount of fine grain clear
Liquid may be implemented to separate in mud mud since the Swirl of cylinder moves upwards, and the clear liquid after separation is direct
It returns in river, supplements river moisture, and dewatered mud (moisture content 80%) is directly transported outward and is carried out with silt transporter
Landfill, effectively avoid and reduce containing large amount of sewage mud outward transport during and subsequent processes in two caused by environment
Secondary pollution, by the way that river bottom mud dredging, so that water body color becomes canescence from black and gradually switchs to green, water body is transparent
Degree also increases, and microorganism formulation is put into water body and is degraded, while opening solar energy oxygen-increasing device and water body plug-flow
Facility further promotes the purification of water body.
(3), the ecological treatment method of the black and odorous water passes through S3, water body purification: segmentation ponding carried out to river and is administered,
Using multi-functional dedicated workboat, the clear agent of special efficacy water is cooperated to carry out surface layer, middle layer, deep level of processing to river water body, is hanged in water
Floating object carries out decomposition sedimentation, and sprinkling removes algae deodorizer, remove black-odor control except algae, sterilization, reach the mesh of purification water bodies of rivers and lakes
, water body plug-flow facility is set in each subregion, forces river flow, is aided with artificial means and carries out aeration aerating in situ, alleviate
The problem of dissolved oxygen deficiency in black-odor river, S4, restoration of the ecosystem: launches microorganism formulation in two times in river, opens simultaneously
River oxygenation measure further speeds up the decomposition of organic matter in river, puts water in a suitable place to breed into water body by the Aerobic Process for Treatment of microorganism
Plant enriches aquatic ecosystem, and the aquatic animals such as planting aquatic plants, dispensing fish shrimp crab shellfish, restore water body certainly in river
Net energy power carries out General Maintenance to water body later, while being afforested to river two sides, brightening, beautification, garden style, really real
Show the reconstruction of the ecosystem, put water plant in a suitable place to breed in water body, enriches aquatic ecosystem, planting aquatic plants, throwing in river
The aquatic animals such as fish shrimp crab shellfish are put, restores water body self-purification ability, the quality of water body can be effectively improved.
Detailed description of the invention
Fig. 1 is step flow chart of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the embodiment of the present invention provides a kind of technical solution: a kind of ecological treatment method of black and odorous water, tool
Body the following steps are included:
S1, entrance cut dirt: river two sides sewage draining exit checked, is closed, several reservoirs are built according to channel length,
A section dirty pipe network is improved in construction, carries out effectively catching to the sewage for flowing into creek, reduces pollution of the sewage to creek from source, logical
Each sewage draining exit sewage is introduced reservoir by piping, using intelligent fast sewage treatment device, is cooperated the clear agent of special efficacy water, is removed algae
Deodorizer, by sewage treatment it is clean after fill into korneforos, cut that dirty effect is good, and dispersion ensures that external source sewage does not reenter river after administering, hinder
The exogenous solid-liquid pollutant that breaks enters in contaminated black and odorous water, is tentatively removed by way of manually or mechanically salvaging black smelly
Solid pollutant in water body；
S2, mud cleaning: bed mud, floating material and weeds gathered for a long time etc. is cleared up, is created for water ecology reparation
Good environment is made, filters out the solid matter of larger particles by multi-stage screening equipment first, mud mud passes through cyclonic separation
Device is separated, when mud mud is transported to cyclone separator by conveying chestnut, mud mud initial velocity with higher
Degree, the mud mud of high speed generate centrifugal action in the cyclonic separation cylinder of cyclone separator, the substance of bulky grain can with point
Outlet from the lower part of cylinder and be discharged, can and containing a small amount of fine grain clear liquid since the Swirl of cylinder moves upwards
Mud mud is separated with realizing, the clear liquid after separation is directly returned in river, supplements river moisture, and it is dewatered
Mud (moisture content 80%) is directly transported outward and is filled with silt transporter, is effectively avoided and is reduced and becomes silted up containing large amount of sewage
Mud outward transport during and subsequent processes in the secondary pollution caused by environment；
S3, water body purification: segmentation ponding is carried out to river and is administered, using multi-functional dedicated workboat, cooperates special efficacy water clear
Agent carries out surface layer, middle layer, deep level of processing to river water body, carries out decomposition sedimentation to suspended matter in water, and sprinkling removes algae deodorizer, into
Row removes black-odor control except algae, sterilization, achievees the purpose that purify water bodies of rivers and lakes, and water body plug-flow facility is arranged in each subregion, forces
River flow is aided with artificial means and carries out aeration aerating in situ, alleviates the problem of dissolved oxygen deficiency in black-odor river；
S4, restoration of the ecosystem: launching microorganism formulation in two times in river, while opening river oxygenation measure, by micro-
The Aerobic Process for Treatment of biology, further speeds up the decomposition of organic matter in river, puts water plant in a suitable place to breed into water body, enriches Aquatic Ecosystem 2
System, in river planting aquatic plants, launch the aquatic animals such as fish shrimp crab shellfish, restore water body self-purification ability, later to water body into
Row General Maintenance, while river two sides are afforested, brightening, beautification, garden style, it is truly realized the reconstruction of the ecosystem.
In the present invention, the type of the microorganism in step S4 in microorganism formulation is bacillus, gold Bacillus, ferment
It is a variety of in female Pseudomonas, nitrosation vibrio, Nitrobacter and proteus, each microbial strains in microorganism formulation
Proportion is as follows: bacillus 10-30%, Blastocystis 20-25%, nitrosation vibrio 25-40%, Nitrobacter
0-15% and proteus 0-15%.
In the present invention, the additional amount of the clear agent of special efficacy water is that 50 grams, in the step S3 are added in sewage per ton in step S1
Except algae deodorizer additional amount be sewage per ton in be added 10-15 grams.
In the present invention, in step S4 water plant need periodically pass through artificial screening, with remove blade withered and yellow in water with
And the plant of excess growth, so that water plant quantity matches with river ability to bear.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of ecological treatment method of black and odorous water, it is characterised in that: specifically includes the following steps:
S1, entrance cut dirt: being checked, are closed to river two sides sewage draining exit, build several reservoirs according to channel length, built
Or improve and cut dirty pipe network, effectively catching is carried out to the sewage for flowing into creek, pollution of the sewage to creek is reduced from source, passes through pipe
Each sewage draining exit sewage is introduced reservoir by road, using intelligent fast sewage treatment device, is cooperated the clear agent of special efficacy water, is removed algae deodorizing
Agent, by sewage treatment it is clean after fill into korneforos, cut that dirty effect is good, and dispersion ensures that external source sewage does not reenter river after administering, block outer
Property solid-liquid pollutant in source enters in contaminated black and odorous water, and black and odorous water is tentatively removed by way of manually or mechanically salvaging
In solid pollutant；
S2, mud cleaning: clearing up bed mud, floating material and weeds gathered for a long time etc., creates for water ecology reparation good
Good environment, filters out the solid matter of larger particles by multi-stage screening equipment first, mud mud by cyclone separator into
Row separation, when mud mud is transported to cyclone separator by conveying chestnut, mud mud initial velocity with higher is high
The mud mud of speed generates centrifugal action in the cyclonic separation cylinder of cyclone separator, and the substance of bulky grain can be with cylinder
The outlet of lower part and be discharged, and containing a small amount of fine grain clear liquid since the Swirl of cylinder moves upwards, by mud mud
Slurry is separated, and the clear liquid after separation is directly returned in river, supplement river moisture, and dewatered mud (moisture content
80%) it is directly transported outward and is filled with silt transporter；
S3, water body purification: segmentation ponding is carried out to river and is administered, using multi-functional dedicated workboat, cooperates the clear agent pair of special efficacy water
River water body carries out surface layer, middle layer, deep level of processing, carries out decomposition sedimentation to suspended matter in water, sprinkling removes algae deodorizer, removed
Algae, sterilization, remove black-odor control, achieve the purpose that purify water bodies of rivers and lakes, and water body plug-flow facility is arranged in each subregion, forces river water
Flowing；
S4, restoration of the ecosystem: launching microorganism formulation in two times in river, while opening river oxygenation measure, passes through microorganism
Aerobic Process for Treatment, further speed up the decomposition of organic matter in river, put water plant in a suitable place to breed into water body, enrich aquatic ecosystem,
The aquatic animals such as planting aquatic plants, dispensing fish shrimp crab shellfish, restore water body self-purification ability in river, carry out later to water body normal
Rule maintenance, while river two sides are afforested, brightening, beautification, garden style, realize the reconstruction of the ecosystem.
2. a kind of ecological treatment method of black and odorous water according to claim 1, it is characterised in that: micro- in the step S4
The type of microorganism in biological agent is bacillus, gold Bacillus, Blastocystis, nitrosation vibrio, nitrification bar
A variety of in Pseudomonas and proteus, each microbial strains proportion in microorganism formulation is as follows: bacillus 10-
30%, Blastocystis 20-25%, nitrosation vibrio 25-40%, Nitrobacter 0-15% and proteus 0-15%.
3. a kind of ecological treatment method of black and odorous water according to claim 1, it is characterised in that: special in the step S1
The additional amount for imitating the clear agent of water is that 50 grams are added in sewage per ton, and the algae deodorizer additional amount of removing in the step S3 is sewage per ton
Middle 10-15 grams of addition.
4. a kind of ecological treatment method of black and odorous water according to claim 1, it is characterised in that: water in the step S4
Plant needs periodically to pass through artificial screening, to remove the plant of blade and excess growth withered and yellow in water, so that water
Plant quantity matches with river ability to bear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910609975.7A CN110171914A (en) | 2019-07-08 | 2019-07-08 | A kind of ecological treatment method of black and odorous water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609975.7A CN110171914A (en) | 2019-07-08 | 2019-07-08 | A kind of ecological treatment method of black and odorous water |
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| CN110171914A true CN110171914A (en) | 2019-08-27 |
Family
ID=67699902
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| CN201910609975.7A Pending CN110171914A (en) | 2019-07-08 | 2019-07-08 | A kind of ecological treatment method of black and odorous water |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112551825A (en) * | 2020-12-23 | 2021-03-26 | 韶关市华源水电建设有限公司 | River channel ecological environment transformation method |
| CN112811607A (en) * | 2021-03-12 | 2021-05-18 | 四川瑞泽科技有限责任公司 | Method for constructing lake and reservoir water ecosystem |
| CN112897796A (en) * | 2019-12-04 | 2021-06-04 | 扬州仁智信息科技有限公司 | Treatment method of black and odorous water river |
| CN113149318A (en) * | 2021-04-30 | 2021-07-23 | 深圳市水务工程检测有限公司 | Water quality improving method and equipment in water ecological restoration |
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| CN107176694A (en) * | 2017-06-26 | 2017-09-19 | 中国市政工程中南设计研究总院有限公司 | Gush black smelly method in a kind of comprehensive regulation river |
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| CN108298695A (en) * | 2018-01-15 | 2018-07-20 | 杭州秀川科技有限公司 | A kind of administering method of river black and odorous water |
| CN109851153A (en) * | 2018-12-23 | 2019-06-07 | 北京贝特斯联合科技有限公司 | A kind of method of the rapid integrated improvement of black-odor riverway |
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| CN106186343A (en) * | 2016-08-26 | 2016-12-07 | 广州市戴斌生态环境科技有限公司 | A kind of comprehensive processing method to urban river |
| CN107176694A (en) * | 2017-06-26 | 2017-09-19 | 中国市政工程中南设计研究总院有限公司 | Gush black smelly method in a kind of comprehensive regulation river |
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| CN108298695A (en) * | 2018-01-15 | 2018-07-20 | 杭州秀川科技有限公司 | A kind of administering method of river black and odorous water |
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|---|---|---|---|---|
| CN112897796A (en) * | 2019-12-04 | 2021-06-04 | 扬州仁智信息科技有限公司 | Treatment method of black and odorous water river |
| CN112551825A (en) * | 2020-12-23 | 2021-03-26 | 韶关市华源水电建设有限公司 | River channel ecological environment transformation method |
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| CN112811607A (en) * | 2021-03-12 | 2021-05-18 | 四川瑞泽科技有限责任公司 | Method for constructing lake and reservoir water ecosystem |
| CN113149318A (en) * | 2021-04-30 | 2021-07-23 | 深圳市水务工程检测有限公司 | Water quality improving method and equipment in water ecological restoration |
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Application publication date: 20190827 |