CN101475288A - Water circulation filtering system for aquiculture - Google Patents
Water circulation filtering system for aquiculture Download PDFInfo
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- CN101475288A CN101475288A CNA2009100370243A CN200910037024A CN101475288A CN 101475288 A CN101475288 A CN 101475288A CN A2009100370243 A CNA2009100370243 A CN A2009100370243A CN 200910037024 A CN200910037024 A CN 200910037024A CN 101475288 A CN101475288 A CN 101475288A
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Abstract
The invention relates to a water cycle filtering system for aquiculture, which comprises an ozone treatment system, a mechanical filtration system, a biological filtration system, a liquid-oxygen conversion system and an oxygen saturation system, wherein all systems are communicated through gas pipelines or liquid transport pipelines. In the overall system, the aquaculture water is circularly treated in 24 hours, the aquaculture waste water is treated and then fed into an aquaculture pond again to be used, and the water changing ratio every day is only 3 percent; and the system has the advantages of constant water temperature, good water quality in dynamic water aquaculture, low water consumption in static water aquaculture, and the like. Equipment generates basically enough heat to insulate a fishery so as to save energy; the aquaculture waste is reclaimed for producing organic fertilizer so as to change waste into valuable; the system can achieve zero discharge of the aquiculture, and a water environment achieves pathogen free, waste residue free and pollution free and keeps enough oxygen content of the water body; and the system does not use fishery drugs to cultivate, and is a green, environment-friendly, energy-saving and low-cost aquiculture water treatment system.
Description
[technical field]
The invention belongs to water-treatment technology field, relate to a kind of water circulation filtering system for aquiculture that is applied in the culture fishery, can realizes innoxious production.
[background technology]
Explanation of nouns: BIO-BLOK: biological bag, promptly the minimum of biofilter biological media is formed unit.
Because the pollution of natural waters water body makes and can support the water source of growing use fewer and feweri that the breed water filling is more and more difficult.Traditional method of passing through notes draining adjusting water quality can't be implemented substantially, and the oneself that aquaculture depends on the pond life chain more purifies.And cultivating pool is because of raising for years, and self kenosis pollutes, the bed mud alluvial, and the pond is aging, ammonia nitrogen, hydrogen sulfide, objectionable impuritiess such as nitrite increase, and indigo plant, green algae, pathogenic bacteria, virus, fungi, parasite etc. breed in a large number, and disease is serious.The yield and quality of fishery products is had a strong impact on, and culture benefit descends.
The fecal sewage discharging of tradition intensive culture etc. causes serious environmental to be polluted, and causes beneficial organism minimizing in the water body, and harmful organism breeds in a large number, and the existence of aquatic food animal such as fishes and shrimps is subjected to serious threat; Simultaneously, since water pollution, residual, the enrichment of the intravital hazardous and noxious substances of aquatic food animal, and the security of aquatic food is subjected to serious threat.
Industrialized aquiculture is the new direction of fishery development, common industrialized aquiculture water treatment system comprises treatment systems such as settling tank, aeration tank, biological filter, strainer, sterilizing unit, oxygenating device at present, and this system flow is long, structures are more, floor space is big, running cost is higher, the efficient of water treatment is low.
[summary of the invention]
In order to overcome the above-mentioned shortcoming of prior art, the invention provides a kind of breeding wastewater recirculation after treatment can being come into operation, realized the innoxious production of aquaculture, can reduce the disadvantageous effect that aquaculture produces environment, can increase substantially the utilization ratio of water resources again, and have the water circulation filtering system for aquiculture of the few advantage of simple, the required water treating equipment of process procedure.
The present invention solves the technological method that its technical problem adopts: a kind of water circulation filtering system for aquiculture, include ozone treating system, mechanical filtration systems, biological filter system, liquid oxygen converting system and oxygen saturation system, link by gas pipe line or liquid-transport pipe-line between above-mentioned each system; The breed water that utilizes ozone treating system that the fishpond is discharged carries out redox reaction and disinfects; The process mechanical filtration systems precipitates solid waste such as fish excrement and separates again, solid waste promptly is removed before in being dissolved to water, air diffuser by linking with the aeration tank then, treated water is contacted with air, carrying out aeration handles, obnoxious flavoures such as the carbonic acid gas in the drainage water dissolve in oxygen, with activated gas; Subsequently, current enter the biofiltration treatment system, further remove the organic pollutant in the water, particularly ammonia nitrogen class material; By the liquid oxygen converting system liquid oxygen in the oxygen canister is transformed into gaseous oxygen, oxygen enters the liquid gas mixing that the oxygen saturex is cured by oxygen therapy terminal, objectionable impuritiess such as the carbonic acid gas in the water, nitrite, ammonia nitrogen are reduced in the standard range, the oxygen dissolved in the make up water simultaneously is sent to the fishpond system by hydraulic pipe-line with the breed water of over-saturation state then.
Described ozone treating system is to include ozonizer, at first to formulate the use figureofmerit of ozone according to practical situation to culturing water and carry out disinfection and regulating, constant generally speaking in 300～350MV scope, liquid oxygen converts gasiform oxygen to through liquid oxygen converter, feed ozonizer then, make oxygen convert ozone to by corona discharge method, water thorough mixing in the ozone mixing tank of getting by special flexible pipe and water pump of ozone forms ozone water afterwards, last ozone water directly feeds the fishpond rising pipe, the fishpond water outlet is carried out disinfection, oxidation of organic compounds obtains thoroughly water quality, handle fast.
Described mechanical filtration systems has coarse filtration system and precision processing system, and the mode that adopts rotation belt filter and aeration tank to combine is effectively removed the solid particulate matter that is suspended in the water.Described coarse filtration system is that the breed water of culturing in the pond at first enters the separation that mechanical filter carries out preliminary solid particulate matter by tubing system, what the rotation belt filter adopted is that filter cloth is removed filtration process, filter cloth is to make with wire, the aperture is 60 μ m, removes the solid suspension material of particle diameter less than 30～100 μ m; Described precision processing system adopts the aeration tank, this process mainly is to carry out in the aeration tank, the aeration tank links by pipeline and air diffuser, mainly be to be used to remove the following solid particulate of 30 μ m and the material of some solubilities, adsorption concentrates the solute of bubble surface, the foam that removing forms on fluid surface can be removed the material that is concentrated.
The biology modules of described biological filter system is made up of the BIO-BLOK of 200 media, and its special surface can reach 200m
2/ m
3, can be increased to 310m when system enlivens
2/ m
3For the apposition growth of various probioticss provides competent space, aeration link before biofiltration utilizes the mode of air-blowing inflation that the content of the dissolved oxygen in the water is improved greatly, has satisfied the demand to oxygen such as biological treatment probiotics such as nitrobacteria, nitrite bacteria and genus bacillus etc.; Simultaneously, aeration process can be removed carbonic acid gas too much in the water, has regulated the pH value of recirculated water, makes the pH value rise 0.05～0.2, guaranteed that water body pH in the optimum range that the probiotics vital movement needs, has guaranteed the efficient operation of biological treatment by this processing of two.
Described liquid oxygen converting system includes liquid gas converter, liquid oxygen uses the liquid oxygen jar to store, by liquid gas converter liquid oxygen is converted to gaseous oxygen, be sent to the oxygen saturation system by air delivering pipeline again, total system adopts liquid oxygen to carry out oxygenation and is used in combination the liquid gas mixing that the oxygen saturex is cured by oxygen therapy terminal, and the liquid oxygen of use contains oxygen 99.9%.
Described oxygen saturation system mainly contains the oxygen saturex, be to culture the thorough mixing of water and oxygen from the oxygen the liquid oxygen convertor, be in a kind of over-saturation state through mixed breed water, make dissolved oxygen level can reach 17～20mg/L, and the breed water of over-saturation state is sent to the fishpond system by hydraulic pipe-line.
The invention has the beneficial effects as follows: in the total system, 24 hours circular treatment of breeding water can accomplish breeding wastewater is used in the input breed pond after treatment once more, and every day, rate of water exchange only was 3%; Have advantages such as the constant and water quality of water temperature that dynamic water cultures is good, also possess Static Water and culture the low advantage of water loss.Energy is saved in the insulation in the basic enough fishing grounds of the heat that equipment produces; Make the breed refuse obtain reclaiming by mechanical filtration systems and biological filter system, be used to produce organic fertilizer, turn waste into wealth, reduced and cultured the influence of refuse environment; The present invention can realize the zero release of aquaculture, and water body environment has realized that no cause of disease, no waste are residual, pollution-free, keeps the water body enough oxygen content simultaneously; In breeding environment of the present invention, can not use the fishing medicine, solved the hot issue of current fishery products drug residue, be a kind of environmental protection, energy-conservation, culture water treatment system cheaply.
[description of drawings]
Fig. 1 is a structure block diagram of the present invention.
[embodiment]
The present invention is further described below in conjunction with drawings and Examples:
Referring to Fig. 1, a kind of water circulation filtering system for aquiculture includes ozone treating system, mechanical filtration systems, biological filter system, liquid oxygen converting system and oxygen saturation system, links by gas pipe line or liquid-transport pipe-line between above-mentioned each system.At first, the breed water that utilizes ozone treating system that the fishpond is discharged carries out redox reaction and disinfects; When ozone treating system is worked, at first to formulate the use figureofmerit of ozone according to practical situation to culturing water and carry out disinfection and regulating, constant generally speaking in 300～350MV scope; Liquid oxygen converts gasiform oxygen to through liquid oxygen converter, feed ozonizer then, make oxygen convert ozone to by corona discharge method, water thorough mixing in the ozone mixing tank of getting by special flexible pipe and water pump of ozone forms ozone water afterwards, last ozone water directly feeds the fishpond rising pipe, to fishpond water outlet disinfection and oxidation of organic compounds, make water quality obtain thoroughly and fast handling.
Current after ozone treating system is handled enter mechanical filtration systems, handle by coarse filtration system and precision processing system in mechanical filtration systems, the mode that adopts rotation belt filter and aeration tank to combine is effectively removed the solid particulate matter that is suspended in the water; Through mechanical filtration systems solid waste such as fish excrement are precipitated, separate, solid waste promptly is removed before in being dissolved to water, to alleviate the burden of water treating equipment, air diffuser by linking with the aeration tank then, treated water is contacted with air, carry out aeration, obnoxious flavoures such as the carbonic acid gas in the drainage water, dissolve in oxygen, with " activation " gas; The processing of mechanical filtration systems can divide two steps: the one, and the coarse filtration system handles, the breed water of culturing in the pond at first enters the separation that mechanical filter carries out preliminary solid particulate matter by tubing system, what initial gross separation was used is that filter cloth is removed, filter cloth is to make with wire, the aperture is the filtration process of 60 μ m, removes the solid suspension material of particle diameter less than 30～100 μ m.This rotation belt filters has advantages such as suitability is strong, energy consumption is low, take up an area of less, working service is convenient, parameters such as its treatment effect and hydraulic loading rate, filter screen aperture, granule content, backwashing strength are closely related, the aperture is more little, and solid content is high more, and then hydraulic loading rate is low more; The 2nd, precision processing system is handled, mainly be to be used to remove the following solid particulate of 30 μ m and the material of some solubilities, this process mainly is to carry out in the aeration tank, and adsorption concentrates the solute of bubble surface, the foam that removing forms on fluid surface can be removed the material that is concentrated.
Subsequently, current enter the biofiltration treatment system, further remove the organic pollutant in the water, particularly ammonia nitrogen class material.The biofiltration treatment system provides wide growth area for bacterium, and ammonia-state nitrogen is carried out bio-oxidation, converts it into the nitrate of low toxicity and controls the level of ammonia-state nitrogen.Biology modules in the biofiltration treatment system is made up of the BIO-BLOK of 200 media, and its special surface can reach 200m
2/ m
3, can be increased to 310m when system enlivens
2/ m
3, for the apposition growth of various probioticss provides competent space.Aeration link before biofiltration utilizes the mode of air-blowing inflation that the content of the dissolved oxygen in the water is improved greatly, has satisfied the demand of biological treatment probiotics (nitrobacteria, nitrite bacteria and genus bacillus etc.) to oxygen; Simultaneously, aeration process can be removed carbonic acid gas too much in the water, has regulated the pH value of recirculated water, makes the pH value rise 0.05～0.2, has guaranteed that water body pH is in the optimum range that the probiotics vital movement needs.Guaranteed the efficient operation of biological treatment by this processing of two.Make the breed refuse obtain reclaiming by mechanical filtration systems and biological filter system, be used to produce organic fertilizer, turn waste into wealth, reduced and cultured the influence of refuse environment.
Then, by the liquid oxygen converter in the liquid oxygen converting system liquid oxygen is transformed into gaseous oxygen, the liquid oxygen converting system can not only be converted to gaseous oxygen with liquid oxygen fully, guarantees the purity of oxygen, and does not cause the loss of oxygen; Liquid oxygen uses the liquid oxygen jar to store, and total oxygen storage capacity reaches 10 tons, and the oxygen that can keep when full production 1 month is supplied with; What the liquid oxygen converting system adopted is that liquid oxygen carries out oxygenation and is used in combination the liquid gas mixing that the oxygen saturex is cured by oxygen therapy terminal, and the liquid oxygen of use contains oxygen 99.9%.Liquid oxygen is converted into gaseous state in this system, be sent to the oxygen saturation system by air delivering pipeline again.
Oxygen enters oxygen saturex in the oxygen saturation system and cures by oxygen therapy the liquid gas of terminal and mix, and cultures the thorough mixing of water and oxygen, passes through mixed breed water and is in a kind of over-saturation state, and dissolved oxygen level can reach 17～20mg/L; Finally objectionable impuritiess such as the carbonic acid gas in the water, nitrite, ammonia nitrogen are being reduced in the standard range, the oxygen dissolved in the while make up water is for the product of culturing provides good water surrounding.
Claims (8)
1, a kind of water circulation filtering system for aquiculture is characterized in that: include ozone treating system, mechanical filtration systems, biological filter system, liquid oxygen converting system and oxygen saturation system, link by gas pipe line or liquid-transport pipe-line between above-mentioned each system; The breed water that utilizes ozone treating system that the fishpond is discharged carries out redox reaction and disinfects; The process mechanical filtration systems precipitates solid waste such as fish excrement and separates again, solid waste promptly is removed before in being dissolved to water, air diffuser by linking with the aeration tank then, treated water is contacted with air, carrying out aeration handles, obnoxious flavoures such as the carbonic acid gas in the drainage water dissolve in oxygen, with activated gas; Subsequently, current enter the biofiltration treatment system, further remove the organic pollutant in the water, particularly ammonia nitrogen class material; By the liquid oxygen converting system liquid oxygen in the oxygen canister is transformed into gaseous oxygen, oxygen enters the liquid gas mixing that the oxygen saturex is cured by oxygen therapy terminal, objectionable impuritiess such as the carbonic acid gas in the water, nitrite, ammonia nitrogen are reduced in the standard range, the oxygen dissolved in the make up water simultaneously is sent to the fishpond system by hydraulic pipe-line with the breed water of over-saturation state then.
2, water circulation filtering system for aquiculture as claimed in claim 1, it is characterized in that: described ozone treating system is to include ozonizer, at first to formulate the use figureofmerit of ozone according to practical situation to culturing water and carry out disinfection and regulating, constant generally speaking in 300～350MV scope, liquid oxygen converts gasiform oxygen to through liquid oxygen converter, feed ozonizer then, make oxygen convert ozone to by corona discharge method, water thorough mixing in the ozone mixing tank of getting by special flexible pipe and water pump of ozone forms ozone water afterwards, last ozone water directly feeds the fishpond rising pipe, and the fishpond water outlet is carried out disinfection, oxidation of organic compounds.
3, water circulation filtering system for aquiculture as claimed in claim 1, it is characterized in that: described mechanical filtration systems has coarse filtration system and precision processing system, and the mode that adopts rotation belt filter and aeration tank to combine is effectively removed the solid particulate matter that is suspended in the water.
4, water circulation filtering system for aquiculture as claimed in claim 3, it is characterized in that: described coarse filtration system is that the breed water of culturing in the pond at first enters the separation that mechanical filter carries out preliminary solid particulate matter by tubing system, what the rotation belt filter adopted is that filter cloth is removed filtration process, filter cloth is to make with wire, the aperture is 60 μ m, removes the solid suspension material of particle diameter less than 30～100 μ m.
5, water circulation filtering system for aquiculture as claimed in claim 3, it is characterized in that: described precision processing system adopts the aeration tank, this process mainly is to carry out in the aeration tank, the aeration tank links by pipeline and air diffuser, mainly be to be used to remove the following solid particulate of 30 μ m and the material of some solubilities, adsorption concentrates the solute of bubble surface, removes the foam that forms on fluid surface, removes the material that is concentrated.
6, water circulation filtering system for aquiculture as claimed in claim 1 is characterized in that: the biology modules of described biological filter system is made up of the BIO-BLOK of 200 media, and its special surface can reach 200m
2/ m
3, can be increased to 310m when system enlivens
2/ m
3For the apposition growth of various probioticss provides competent space, aeration link before biofiltration utilizes the mode of air-blowing inflation that the content of the dissolved oxygen in the water is improved greatly, has satisfied the demand to oxygen such as biological treatment probiotics such as nitrobacteria, nitrite bacteria and genus bacillus etc.; Simultaneously, aeration process can be removed carbonic acid gas too much in the water, has regulated the pH value of recirculated water, makes the pH value rise 0.05～0.2, has guaranteed that water body pH is in the optimum range that the probiotics vital movement needs.
7, water circulation filtering system for aquiculture as claimed in claim 1, it is characterized in that: described liquid oxygen converting system includes liquid gas converter, liquid oxygen uses the liquid oxygen jar to store, by liquid gas converter liquid oxygen is converted to gaseous oxygen, be sent to the oxygen saturation system by air delivering pipeline again, the liquid oxygen of use contains oxygen 99.9%.
8, water circulation filtering system for aquiculture as claimed in claim 1, it is characterized in that: described oxygen saturation system mainly contains the oxygen saturex, be to culture the thorough mixing of water and oxygen from the oxygen the liquid oxygen convertor, be in a kind of over-saturation state through mixed breed water, make dissolved oxygen level can reach 17～20mg/L, and the breed water of over-saturation state is sent to the fishpond system by hydraulic pipe-line.
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|---|---|---|---|
| CNA2009100370243A CN101475288A (en) | 2009-01-23 | 2009-01-23 | Water circulation filtering system for aquiculture |
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|---|---|---|---|
| CNA2009100370243A CN101475288A (en) | 2009-01-23 | 2009-01-23 | Water circulation filtering system for aquiculture |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101773091A (en) * | 2010-03-23 | 2010-07-14 | 中国水产科学研究院黑龙江水产研究所 | Method for treating fish-farming circulating water |
| CN101863588A (en) * | 2010-06-11 | 2010-10-20 | 韶关市力冉农业科技有限公司 | Culture water secondary filter system |
| CN103004684A (en) * | 2013-01-17 | 2013-04-03 | 杭州萧山东海养殖有限责任公司 | Process for treating circulating water for prawn aquaculture |
| CN103030249A (en) * | 2012-11-23 | 2013-04-10 | 广东海兴农集团有限公司 | Method for efficiently reducing ammonia nitrogen and nitrites in aquatic water body |
| CN103039396A (en) * | 2013-02-05 | 2013-04-17 | 成都新朝阳作物科学有限公司 | AOS green organic agriculture planting and breeding ecological cycle system |
| CN103444618A (en) * | 2013-09-26 | 2013-12-18 | 金贝尔(福建)水环境工程有限公司 | Ozone adding device and method for removing suspended particles and degrading organic matter |
| CN103496819A (en) * | 2013-09-18 | 2014-01-08 | 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 | Method for sterilization treatment on aquaculture wastewater |
| CN103910467A (en) * | 2014-05-14 | 2014-07-09 | 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 | Method for processing aquatic product culture waste water |
| CN105174613A (en) * | 2015-08-30 | 2015-12-23 | 常州市鼎日环保科技有限公司 | Treatment method for rural aquaculture waste water |
| CN105638515A (en) * | 2014-11-12 | 2016-06-08 | 天津市滨海新区塘沽金岛养殖有限公司 | Ecological cycling freshwater aquaculture method |
| CN106035195A (en) * | 2016-07-26 | 2016-10-26 | 江苏东海之滨海洋生物科技有限公司 | Facility using circulated water for aquaculture and method thereof |
| CN106962262A (en) * | 2017-05-08 | 2017-07-21 | 天津中农晨曦科技有限公司 | System is temporarily supported in the transport of modular live-water products |
| CN107439462A (en) * | 2017-09-22 | 2017-12-08 | 青岛斋堂岛海洋生态养殖有限公司 | A kind of circulating water cultivation aeration system of sterilizing function |
| CN109502884A (en) * | 2018-11-20 | 2019-03-22 | 福海县德盛水产有限公司 | A kind of purification process of aquiculture waste water |
| CN109721210A (en) * | 2018-12-19 | 2019-05-07 | 广州润泽科技发展有限公司 | A kind of cultivation tail water three-level filter system |
| CN109832221A (en) * | 2017-11-24 | 2019-06-04 | 深圳中集智能科技有限公司 | Live fish temporarily supports system and the live fish method for temporarily cultivating using it |
| CN110845088A (en) * | 2019-12-19 | 2020-02-28 | 武汉联渔机械设备有限公司 | Aquaculture tail water treatment method and system |
| CN113620514A (en) * | 2021-07-30 | 2021-11-09 | 蓝淼科技(广州)有限公司 | Cultivation water treatment method and system for removing drug residues |
| CN114847214A (en) * | 2022-05-12 | 2022-08-05 | 何庭 | Land-based controllable breeding device and breeding method |
| CN115611445A (en) * | 2021-06-30 | 2023-01-17 | 无锡金鹏环保科技有限公司 | Harmless treatment system and process for eutrophic aquaculture wastewater |
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2009
- 2009-01-23 CN CNA2009100370243A patent/CN101475288A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101773091A (en) * | 2010-03-23 | 2010-07-14 | 中国水产科学研究院黑龙江水产研究所 | Method for treating fish-farming circulating water |
| CN101773091B (en) * | 2010-03-23 | 2011-11-16 | 中国水产科学研究院黑龙江水产研究所 | Method for treating fish-farming circulating water |
| CN101863588A (en) * | 2010-06-11 | 2010-10-20 | 韶关市力冉农业科技有限公司 | Culture water secondary filter system |
| CN103030249A (en) * | 2012-11-23 | 2013-04-10 | 广东海兴农集团有限公司 | Method for efficiently reducing ammonia nitrogen and nitrites in aquatic water body |
| CN103030249B (en) * | 2012-11-23 | 2014-08-20 | 广东海兴农集团有限公司 | Method for efficiently reducing ammonia nitrogen and nitrites in aquatic water body |
| CN103004684A (en) * | 2013-01-17 | 2013-04-03 | 杭州萧山东海养殖有限责任公司 | Process for treating circulating water for prawn aquaculture |
| CN103039396A (en) * | 2013-02-05 | 2013-04-17 | 成都新朝阳作物科学有限公司 | AOS green organic agriculture planting and breeding ecological cycle system |
| CN103496819A (en) * | 2013-09-18 | 2014-01-08 | 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 | Method for sterilization treatment on aquaculture wastewater |
| CN103444618A (en) * | 2013-09-26 | 2013-12-18 | 金贝尔(福建)水环境工程有限公司 | Ozone adding device and method for removing suspended particles and degrading organic matter |
| CN103444618B (en) * | 2013-09-26 | 2015-08-12 | 金贝尔(福建)水环境工程有限公司 | A kind ofly remove suspended particulate, the ozone adding set of degradation of organic substances and method thereof |
| CN103910467A (en) * | 2014-05-14 | 2014-07-09 | 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 | Method for processing aquatic product culture waste water |
| CN105638515A (en) * | 2014-11-12 | 2016-06-08 | 天津市滨海新区塘沽金岛养殖有限公司 | Ecological cycling freshwater aquaculture method |
| CN105638515B (en) * | 2014-11-12 | 2019-03-29 | 天津市滨海新区塘沽金岛养殖有限公司 | A kind of ecological circulation freshwater aquaculture method |
| CN105174613A (en) * | 2015-08-30 | 2015-12-23 | 常州市鼎日环保科技有限公司 | Treatment method for rural aquaculture waste water |
| CN106035195A (en) * | 2016-07-26 | 2016-10-26 | 江苏东海之滨海洋生物科技有限公司 | Facility using circulated water for aquaculture and method thereof |
| CN106962262A (en) * | 2017-05-08 | 2017-07-21 | 天津中农晨曦科技有限公司 | System is temporarily supported in the transport of modular live-water products |
| CN107439462A (en) * | 2017-09-22 | 2017-12-08 | 青岛斋堂岛海洋生态养殖有限公司 | A kind of circulating water cultivation aeration system of sterilizing function |
| CN109832221A (en) * | 2017-11-24 | 2019-06-04 | 深圳中集智能科技有限公司 | Live fish temporarily supports system and the live fish method for temporarily cultivating using it |
| CN109502884A (en) * | 2018-11-20 | 2019-03-22 | 福海县德盛水产有限公司 | A kind of purification process of aquiculture waste water |
| CN109721210A (en) * | 2018-12-19 | 2019-05-07 | 广州润泽科技发展有限公司 | A kind of cultivation tail water three-level filter system |
| CN110845088A (en) * | 2019-12-19 | 2020-02-28 | 武汉联渔机械设备有限公司 | Aquaculture tail water treatment method and system |
| CN115611445A (en) * | 2021-06-30 | 2023-01-17 | 无锡金鹏环保科技有限公司 | Harmless treatment system and process for eutrophic aquaculture wastewater |
| CN115611445B (en) * | 2021-06-30 | 2024-06-11 | 无锡金鹏环保科技有限公司 | Harmless treatment system and process for eutrophication aquaculture wastewater |
| CN113620514A (en) * | 2021-07-30 | 2021-11-09 | 蓝淼科技(广州)有限公司 | Cultivation water treatment method and system for removing drug residues |
| CN113620514B (en) * | 2021-07-30 | 2022-12-06 | 蓝淼科技(广州)有限公司 | Cultivation water treatment method and system for removing medicine residues |
| CN114847214A (en) * | 2022-05-12 | 2022-08-05 | 何庭 | Land-based controllable breeding device and breeding method |
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