CN111892176A - Method for removing pollutants from wastewater - Google Patents
Method for removing pollutants from wastewater Download PDFInfo
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- CN111892176A CN111892176A CN202010774192.7A CN202010774192A CN111892176A CN 111892176 A CN111892176 A CN 111892176A CN 202010774192 A CN202010774192 A CN 202010774192A CN 111892176 A CN111892176 A CN 111892176A
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000002351 wastewater Substances 0.000 title claims abstract description 38
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- 239000003795 chemical substances by application Substances 0.000 claims abstract description 93
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- 239000000356 contaminant Substances 0.000 claims description 15
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Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/008—Mobile apparatus and plants, e.g. mounted on a vehicle
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- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (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)
Abstract
The invention provides a method for removing pollutants from wastewater, and solves the technical problems of large occupied area, inconvenient installation and more supporting equipment of sewage treatment equipment in the prior art. The method comprises the following steps: (1) measuring the water quality of the wastewater to be treated; (2) preparing a compound microbial agent; (3) preparing modified suspended filler solidified with compound microbial agent; (4) filling the modified suspended filler solidified with the compound microbial agent into a container with at least one open end; (5) and (3) putting the container filled with the modified suspended filler solidified with the compound microbial agent into the wastewater for removing pollutants. According to the method for removing pollutants from wastewater, the composite microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare the modified suspended filler solidified with the composite microbial agent, and then the modified suspended filler is placed in the basket body.
Description
Technical Field
The invention relates to a wastewater treatment device, in particular to a method for removing pollutants from wastewater.
Background
Sewage treatment refers to a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.
Sewage treatment can be divided into three types, physical, biological and chemical, according to its principle of action.
Physical method: mainly utilizes physical action to separate non-soluble substances in the sewage, and does not change chemical properties in the treatment process. Gravity separation, centrifugal separation, reverse osmosis, air flotation, etc. are commonly used. The physical method is simple and economical in treating the structure, and is used for the conditions of large water volume of villages and towns, strong self-purification capacity and low requirement on sewage treatment degree.
Biological method: by utilizing the metabolism function of microorganisms, the organic matters in a dissolved or colloidal state in the sewage are decomposed and oxidized into stable inorganic substances, so that the sewage is purified. Commonly used are an activated sludge process and a biofilm process. The biological method has higher treatment degree than the physical method.
③ chemical method: the method is a method for treating or recovering dissolved substances or colloidal substances of sewage by utilizing chemical reaction, and is mainly used for industrial wastewater. As the method, coagulation, neutralization, redox, ion exchange, etc. are generally used. The chemical treatment method has good treatment effect and high cost, is mainly used for effluent after biochemical treatment and further treatment, and improves the effluent quality.
The applicant has found that the prior art has at least the following technical problems:
1. in the prior art, sewage treatment equipment occupies a large area, is inconvenient to install and has a plurality of supporting equipment;
2. after the sewage treatment station in the prior art is upgraded and modified, the phenomenon that part of stations are abandoned exists, and waste is caused.
Disclosure of Invention
The invention aims to provide a method for removing pollutants from wastewater, which aims to solve the technical problems of large occupied area, inconvenient installation and more supporting equipment of sewage treatment equipment in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a method for removing pollutants from wastewater, which comprises the following steps:
(1) measuring the water quality of the wastewater to be treated;
(2) preparing a compound microbial agent according to the water quality result measured in the step (1);
(3) solidifying the compound microbial agent prepared in the step (2) on the modified suspended filler to prepare the modified suspended filler solidified with the compound microbial agent;
(4) filling the modified suspended filler solidified with the compound microbial agent prepared in the step (3) into a container with at least one open end;
(5) and (4) putting the container filled with the modified suspended filler solidified with the compound microbial agent in the step (4) into the wastewater for removing pollutants.
Further, in the step (2), the compound microbial agent is any two or more of a photosynthetic bacterial agent, a nitrobacterial agent, a lactic acid bacterial agent, a yeast bacterial agent, a bacillus subtilis bacterial agent, an actinomycete bacterial agent and a microbe.
Further, in the step (3), the compound microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare the modified suspended filler solidified with the compound microbial agent.
Further, in the step (4), the container comprises a basket with an open upper end and an intercepting device connected to the open end of the basket and used for intercepting the modified suspended filler solidified with the compound microbial agent.
Furthermore, the basket also comprises an aeration device arranged at the bottom of the inner side of the basket.
Furthermore, the aeration device comprises an aeration blower, an aeration pipe connected to the aeration blower and a plurality of aerators connected to the aeration pipe.
Further, the basket includes a frame and a cloth attached to the frame.
Furthermore, the basket is provided with a hoisting ring at the top of the frame.
Furthermore, the intercepting device is an intercepting net which is connected to the enclosure cloth and used for intercepting the modified suspended filler.
Further, the basket is rectangular parallelepiped or cylindrical.
The efficacy of each microbial agent in the invention is respectively as follows:
photosynthetic bacteria agent, nitrobacteria agent, lactic acid bacteria agent, yeast bacteria agent, bacillus subtilis agent and actinomycetes agent
Photosynthetic bacteria bacterial agent: organic substances are decomposed by light and heat energy to prepare sugar and can decompose the mycin, which is beneficial to the growth of beneficial microorganisms and creates symbiotic environments of different types of microorganisms;
nitrifying bacterial agent: ammonia (Ammonia) is decomposed. Decomposing ammonia into nitrous acid and decomposing nitrous acid into nitrosonium root.
Lactic acid bacteria agent: the lactobacillus can replace, reduce pathogenic bacteria in intestinal tract, produce vitamin B group for host use, resist virus, etc., so the lactobacillus is beneficial to health.
The yeast microbial inoculum: amino acid, saccharide and other organic matter are used to produce the matrix for promoting the proliferation of effective microbes, providing nutrients, inhibiting the growth of harmful bacteria, regulating microecological balance and maintaining the health state of animal.
B, bacillus subtilis preparation: has heat resistance, strong decomposition power on saccharide and protein, and high propagation speed, can produce broad-spectrum antibiotic substance, and is effective on moth of Lepidoptera, beetle of Nitrioptera and mosquito of Diptera.
Actinomycete agent: the actinomycetes secrete quantitative antibiotic substances for a long time, and diseases are restrained.
Micro-bacteria: can produce a plurality of antibacterial substances, has good acidity and high temperature, and can attack pathogenic filamentous fungi in a parasitic way.
Based on the technical scheme, the embodiment of the invention can at least produce the following technical effects:
(1) according to the method for removing pollutants from wastewater, the composite microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare the modified suspended filler solidified with the composite microbial agent, and then the modified suspended filler is placed in a basket, so that the method has the advantages of small occupied area of sewage treatment equipment, convenience in installation and less matched equipment;
(2) when the basket is used for wastewater treatment, the basket is put into wastewater, the pollutants in the wastewater are degraded by the compound microbial agent on the modified suspended filler, and the main degraded pollutants are COD, BOD and nitrogen and phosphorus organic pollutants; under the action of the aeration device, aerobic, anoxic and anaerobic areas are formed at different heights of a water body, generally, the aerobic areas are located within the range of 0.5-2.0 m in diameter of the aeration device, the aerobic areas are converted into the anoxic and anaerobic areas along with the increase of distance, the exchange of substances and energy is promoted, the number of high-density microorganisms can effectively make up the deficiency of the tank capacity, and pollutants are removed to the maximum extent in a limited space.
(3) According to the method for removing pollutants from wastewater, provided by the invention, after the wastewater treatment of one place is finished, the basket can be lifted out and transferred to the next place for wastewater treatment, the phenomenon that the basket is discarded after being used once can not occur, the use cost is low, and the waste can not be caused.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view showing a state in which a vessel is subjected to sewage treatment in example 1 of the present invention;
FIG. 2 is a front view of a container in example 1 of the present invention;
FIG. 3 is a side view of the container in example 1 of the present invention;
fig. 4 is a bottom view of the container in example 1 of the present invention.
In the figure: 1. solidifying the modified suspended filler with the compound microbial agent; 2. an intercepting device; 3. a frame; 301. a bottom bar; 302. a side lever; 303. a bottom stiffener; 304. a vertical reinforcing plate; 305. an oblique reinforcing plate; 306. a top bar; 4. enclosing cloth; 5. hoisting a ring; 6. an aeration blower; 7. an aeration pipe; 8. an aerator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
As shown in fig. 1-4:
example 1:
preparing a container for placing the modified suspended filler solidified with the compound microbial agent:
the container comprises a basket with an open upper end, an aeration device arranged at the bottom of the inner side of the basket and an interception device 2 connected to the open end of the basket and used for intercepting and curing modified suspended fillers with compound microbial agents.
In this embodiment, the aeration apparatus includes an aeration blower 6, an aeration pipe 7 connected to the aeration blower 6, and a plurality of aerators 8 connected to the aeration pipe 7.
In this embodiment, the basket comprises a frame 3 and a cloth 4 attached to the frame; the frame 3 comprises a bottom bar 301 constituting a bottom fixed frame, a top bar 306 constituting a top fixed frame and side bars 302 connected to the bottom fixed frame; a bottom reinforcing plate 303 is arranged between the bottom fixing frames; vertical reinforcing plates 304 and inclined reinforcing plates 305 are arranged among the side rods 302, and the bottom reinforcing plates 303, the vertical reinforcing plates 304 and the inclined reinforcing plates 305 are mainly used for reinforcing the biological basket, so that the structure of the biological basket is more stable. The basket is provided with a lifting ring 5 at the top of the frame 3.
In this embodiment, the frame 3 is made of 304 stainless steel; the enclosure cloth 4 is made of nylon; the materials of the frame 3 and the enclosure 4 are not limited to those disclosed in the present invention, and the materials are selected to be wear-resistant and corrosion-resistant.
As an alternative embodiment, the bottom rods 301, the side rods 302, the bottom reinforcing plate 303, the vertical reinforcing plate 304, the diagonal reinforcing plate 305, the top rods 306 and the lifting ring 5 are connected by a combination of welding and detachable connection to form the frame 3.
As an alternative embodiment, the cloth 4 is attached to the frame 3 by means of a detachable connection.
As an optional embodiment, the position of the enclosure 4 corresponding to the bottom rod 301, the side rod 302, the bottom reinforcing plate 303, the vertical reinforcing plate 304, the oblique reinforcing plate 305 and the top rod 306 is provided with a first mounting hole, the position of each first mounting hole corresponds to the position of the bottom rod 301, the side rod 302, the bottom reinforcing plate 303, the vertical reinforcing plate 304, the oblique reinforcing plate 305 and the top rod 306 and is provided with a second mounting hole, and the enclosure 4 passes through the first mounting hole and the second mounting hole by screws and is then fastened by nuts; of course, the connection mode of the enclosure 4 and the frame 3 is not limited to the mode disclosed in the present invention, and may be a fixed connection or a movable connection, as long as it can be used reliably in sewage treatment.
In this embodiment, the intercepting device 2 is an intercepting net for intercepting the modified suspended filler, and the intercepting net is connected to the frame 3.
As an alternative embodiment, the intercepting net is bound to the frame 3 using a ligature band.
In this embodiment, the basket has a rectangular parallelepiped shape.
Example 2:
the method for treating the pollutants in the eutrophic natural water body of a certain park in the urban double-flow area of Sichuan province by using the container in the embodiment 1 of the invention specifically comprises the following steps:
(1) the water quality of the wastewater to be treated was measured, and the results are shown in table 1 below;
TABLE 1 Water quality results before contaminant removal
| COD | BOD | TN | TP |
| 120-150 | 150-200 | 25 | 4 |
(2) Preparing a compound microbial agent according to a water quality result, wherein the weight percentages of the microbial agents are respectively shown in the following table 2:
TABLE 2 formulation of complex microbial inoculant
| Photosynthetic bacteria bacterial agent | Nitrifying bacterial agent | Lactic acid bacteria agent | Yeast bacterial agent | Bacillus subtilis microbial inoculum |
| 30％ | 15％ | 25％ | 25％ | 5％ |
(3) The compound microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare a modified suspended filler 1 solidified with the compound microbial agent; in the obtained modified suspended filler 1 solidified with the composite microbial agent: v bacterial agent/V suspension filler is 0.2 per mill;
(4) respectively transporting each part of the container to the wastewater to be treated, and assembling the container; the assembling steps are as follows:
firstly, preparing a frame 3 from a material for preparing the frame 3 according to the structure of the frame 3, and connecting a surrounding cloth 4 with the frame 3 to prepare a container;
secondly, the aeration device is arranged in the container;
thirdly, pouring the modified suspended filler 1 solidified with the compound microbial agent into a container; according to 1m3Adding 200g of modified suspended filler 1 solidified with compound microbial agents into the wastewater;
connecting the interception device 2 to the open end of the container;
(5) the container is hoisted to a position to be installed by a crane, and an aeration blower 6 of an aeration device is connected to remove pollutants (generally, the wastewater is only rich in algae, and the situation is greatly improved after 36-48 h; the black and odorous water body needs longer time, generally after 6 days), and the water quality results after 144h are shown in the following table 3:
after removing the pollutants:
visible by naked eyes, the breeding condition of algae in part of water is serious, the water is clear, the quantity and density of the algae are reduced, and the visible depth is 1 m. Part of the water body in the dead water area is black and odorous, the odor degree is reduced, the water body is clear, and the sediment can be seen.
The results of the water quality after pollutant removal are as follows:
TABLE 3 Water quality results after contaminant removal
| COD | BOD | TN | TP |
| ≤30 | ≤4 | ≤1.0 | ≤0.3 |
Example 3:
the vessel in the embodiment 1 of the invention is applied to the upgrading and modifying treatment of a sewage treatment plant, and the method specifically comprises the following steps:
(1) the water quality of the wastewater to be treated was measured, and the results are shown in table 4 below;
TABLE 4 Water quality results before contaminant removal
| COD | BOD | TN | TP |
| ≤280 | ≤250 | ≤45 | ≤8 |
(2) Preparing a compound microbial agent according to a water quality result, wherein the weight percentages of the microbial agents are respectively shown in the following table 5:
TABLE 5 formulation of Complex microbial Agents
| Photosynthetic bacteria bacterial agent | Nitrifying bacterial agent | Lactic acid bacteria agent | Yeast bacterial agent | Bacillus subtilis microbial inoculum | Actinomycete bacterial agent |
| 30％ | 15％ | 25％ | 25％ | 2.5％ | 2.5％ |
(3) The compound microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare a modified suspended filler 1 solidified with the compound microbial agent; in the obtained modified suspended filler 1 solidified with the composite microbial agent: v bacterial agent/V suspension filler is 0.5 per mill;
(4) respectively transporting each part of the container to the wastewater to be treated, and assembling the container; the assembling steps are as follows:
firstly, preparing a frame 3 from a material for preparing the frame 3 according to the structure of the frame 3, and connecting a surrounding cloth 4 with the frame 3 to prepare a container;
secondly, the aeration device is arranged in the container;
pouring the modified suspended filler 1 solidified with the compound microbial agent into the basket body; according to 1m3Adding 500g of modified suspended filler 1 solidified with compound microbial agent into the wastewater;
connecting the interception device 2 to the open end of the container;
(5) hoisting the container to a position to be installed by a crane, connecting an aeration blower 6 of an aeration device, removing pollutants, wherein the water quality results after 24 hours are shown in the following table 6:
after removing the pollutants:
the quality of the inlet water is unchanged. The project is a stability maintenance measure during upgrading and reconstruction of the sewage plant. The main process structure (oxidation ditch) of the sewage plant is 4, the total water inflow is unchanged during the transformation, 3 oxidation ditches are used for sewage treatment during the transformation, and the effluent quality index is unchanged.
Through throwing biological basket, guaranteed that each item index of sewage factory is stable: treatment scale and effluent indication.
The results of the water quality after pollutant removal are as follows:
TABLE 6 Water quality results after contaminant removal
| COD | BOD | TN | TP |
| 50 | 10 | 15 | 0.5 |
Example 4:
the method for treating pollutants (Panzhihua certain mine tailing percolate) in a wastewater pond by using the container in the embodiment 1 of the invention specifically comprises the following steps:
(1) the water quality of the wastewater to be treated was measured, and the results are shown in table 7 below;
TABLE 7 Water quality results before contaminant removal
| COD | BOD | TN | TP | Ammonia nitrogen |
| ≤60 | ≤80 | ≤300 | ≤0.6 | ≤300 |
(2) Preparing a compound microbial agent according to the water quality result, wherein the weight percentages of the microbial agents are respectively shown in the following table 8:
TABLE 8 preparation of Complex microbial Agents
| Photosynthetic bacteria bacterial agent | Nitrifying bacterial agent | Lactic acid bacteria agent | Yeast bacterial agent | Bacillus subtilis preparation | Actinomycete bacterial agent |
| 25％ | 45％ | 10％ | 12％ | 4％ | 4％ |
(3) The compound microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare a modified suspended filler 1 solidified with the compound microbial agent; in the obtained modified suspended filler 1 solidified with the composite microbial agent: v bacterial agent/V suspension filler is 1 ‰;
the curing method specifically comprises the following steps:
(4) respectively transporting each part of the container to the wastewater to be treated, and assembling the container; the assembling steps are as follows:
firstly, preparing a frame 3 from a material for preparing the frame 3 according to the structure of the frame 3, and connecting a surrounding cloth 4 with the frame 3 to prepare a container;
secondly, the aeration device is arranged in the container;
thirdly, pouring the modified suspended filler 1 solidified with the compound microbial agent into a container; according to 1m3Adding 1000g of modified suspended filler 1 solidified with compound microbial agent into the wastewater;
connecting the interception device 2 to the open end of the container;
(5) the container is hoisted to the position needing to be installed through the hoisting ring, the aeration blower 6 of the aeration device is connected to remove pollutants, and the water quality results after 72 hours are shown in the following table 9:
after removing the pollutants:
the sewage type is leachate generated by tailings. Heavy metals in the leachate are already treated in earlier factories. The project meets the requirements of the environmental protection bureau, only treats ammonia nitrogen, and meets the requirement that the ammonia nitrogen in the effluent index reaches the first-level A standard.
The results of the water quality after pollutant removal are as follows:
TABLE 9 Water quality results after contaminant removal
| COD | BOD | TN | TP | Ammonia nitrogen |
| ≤60 | ≤10 | ≤15 | ≤0.5 | ≤5 |
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.
Claims (10)
1. A method for removing pollutants from wastewater, which is characterized by comprising the following steps: the method comprises the following steps:
(1) measuring the water quality of the wastewater to be treated;
(2) preparing a compound microbial agent according to the water quality result measured in the step (1);
(3) solidifying the compound microbial agent prepared in the step (2) on the modified suspended filler to prepare the modified suspended filler solidified with the compound microbial agent;
(4) filling the modified suspended filler solidified with the compound microbial agent prepared in the step (3) into a container with at least one open end;
(5) and (4) putting the container filled with the modified suspended filler solidified with the compound microbial agent in the step (4) into the wastewater for removing pollutants.
2. A method of removing contaminants from wastewater according to claim 1, wherein: in the step (2), the compound microbial agent is any two or more of a photosynthetic bacterial agent, a nitrobacterial agent, a lactic acid bacterial agent, a yeast bacterial agent, a bacillus subtilis bacterial agent, an actinomycete bacterial agent and a microbe.
3. A method of removing contaminants from wastewater according to claim 1, wherein: in the step (3), the compound microbial agent is solidified on the modified suspended filler by adopting an adsorption method to prepare the modified suspended filler solidified with the compound microbial agent.
4. A method of removing contaminants from wastewater according to claim 1, wherein: in the step (4), the container comprises a basket with an open upper end and an intercepting device connected to the open end of the basket and used for intercepting the modified suspended filler solidified with the compound microbial agent.
5. A method of removing contaminants from wastewater according to claim 4, wherein: the basket also comprises an aeration device arranged at the bottom of the inner side of the basket.
6. A method of removing contaminants from wastewater according to claim 5, wherein: the aeration device comprises an aeration blower, an aeration pipe connected with the aeration blower and a plurality of aerators connected with the aeration pipe.
7. A method of removing contaminants from wastewater according to claim 4, wherein: the basket includes a frame and a cloth attached to the frame.
8. A method of removing contaminants from wastewater according to claim 7, wherein: the basket is provided with a hoisting ring at the top of the frame.
9. A method of removing contaminants from wastewater according to claim 7, wherein: the interception device is an interception net used for intercepting the modified suspended filler.
10. A method for removing contaminants from wastewater according to any of claims 4 to 9, wherein: the basket is cuboid or cylindrical.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941762A (en) * | 2010-09-08 | 2011-01-12 | 福建微水环保技术有限公司 | Method for treating wastewater by utilizing composite microbial preparation |
| CN105060506A (en) * | 2015-08-28 | 2015-11-18 | 安徽省农业科学院农产品加工研究所 | Microbial filler, and preparation method and application thereof |
| CN105126739A (en) * | 2015-08-31 | 2015-12-09 | 浙江大学 | Water treatment suspended filler enhancing nitrogen and phosphorus adsorption and preparation method and application thereof |
| CN109516570A (en) * | 2018-11-14 | 2019-03-26 | 浙江海洋大学 | The complex micro organism fungicide of purifying sea water breeding wastewater |
| CN209507722U (en) * | 2019-01-22 | 2019-10-18 | 上海水源地建设发展有限公司 | A kind of black and odorous water processing unit |
| LU101521A1 (en) * | 2018-08-14 | 2020-02-17 | Jiangsu Yulong Environment Prot Co Ltd | Suspended filler for biologically treating wastewater and a method for preparing the same |
-
2020
- 2020-08-04 CN CN202010774192.7A patent/CN111892176A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941762A (en) * | 2010-09-08 | 2011-01-12 | 福建微水环保技术有限公司 | Method for treating wastewater by utilizing composite microbial preparation |
| CN105060506A (en) * | 2015-08-28 | 2015-11-18 | 安徽省农业科学院农产品加工研究所 | Microbial filler, and preparation method and application thereof |
| CN105126739A (en) * | 2015-08-31 | 2015-12-09 | 浙江大学 | Water treatment suspended filler enhancing nitrogen and phosphorus adsorption and preparation method and application thereof |
| LU101521A1 (en) * | 2018-08-14 | 2020-02-17 | Jiangsu Yulong Environment Prot Co Ltd | Suspended filler for biologically treating wastewater and a method for preparing the same |
| CN109516570A (en) * | 2018-11-14 | 2019-03-26 | 浙江海洋大学 | The complex micro organism fungicide of purifying sea water breeding wastewater |
| CN209507722U (en) * | 2019-01-22 | 2019-10-18 | 上海水源地建设发展有限公司 | A kind of black and odorous water processing unit |
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