CN109437409A - A kind of compound microalgae of advanced nitrogen dephosphorization and its preparation method and application - Google Patents
A kind of compound microalgae of advanced nitrogen dephosphorization and its preparation method and application Download PDFInfo
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- CN109437409A CN109437409A CN201811353784.0A CN201811353784A CN109437409A CN 109437409 A CN109437409 A CN 109437409A CN 201811353784 A CN201811353784 A CN 201811353784A CN 109437409 A CN109437409 A CN 109437409A
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- microalgae
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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
- 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
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/06—Nutrients for stimulating the growth of microorganisms
Abstract
The present invention relates to technical field of sewage, to solve the problems, such as that existing denitrification and dephosphorization method not can be removed NITROGEN IN LOW CONCENTRATION P elements poor removal effect even, the present invention provides a kind of compound microalgae of advanced nitrogen dephosphorization, with and its preparation method and application.The compound microalgae of the advanced nitrogen dephosphorization carries out mixing embedding to carrier using sodium alginate and calcium chloride and fixes using microalgae biology as carrier.It is and environment friendly and pollution-free with there is splendid absorption and rich absorbent effect to NITROGEN IN LOW CONCENTRATION P elements；With extremely strong mithridatism, and not easily run off；Preparation method is succinctly efficient, can quickly prepare the compound microalgae of the advanced nitrogen dephosphorization of a large amount of high-quality；Using simple, nitrogen P elements in waste water can be effectively removed；Manufactured fertilizer is to nutritional ingredient needed for being capable of providing a large amount of plant growth and developments after acquisition recycling, and the advantages that its sodium alginate and calcium chloride etc. further can play good facilitation to plant growth and development.
Description
Technical field
The present invention relates to technical field of sewage more particularly to the compound microalgaes and its system of a kind of advanced nitrogen dephosphorization
Preparation Method and application.
Background technique
With the rapid growth of China's economy, urbanization and process of industrialization speed are obviously accelerated, by 2015, China
Urbanization rate has reached 56%, and cities and towns permanent resident population has reached 7.7 hundred million scales.With ur- banization speed accelerate development and cities and towns
The further expansion of scale, water pollution problems is also increasingly severe, nitrogen, phosphorus in especially a large amount of sanitary sewage and trade effluent
Equal inorganic nutrient substances discharge is more and more, and nitrogen phosphorus is the key factor of water eutrophication, is not easy very much to remove, especially low
Be difficult to be removed by depth again when concentration, and can not depth removal waste water by processing discharge after nitrogen phosphorus be easy gather again, this
It is that eutrophication problem is difficult to one of the reason of eradicating.
Existing sewage disposal technology is divided by degree for the treatment of, is broadly divided into level-one, second level and tertiary treatment.At level-one
It is in the solid pollution substance of suspended state in the main removal sewage of reason, physical treatment process largely can be only done wanting for coagulation
It asks.By the sewage of coagulation, BOD generally can remove 30% or so, discharge standard be not achieved.Coagulation belongs at second level
The pretreatment of reason.Two stage treatment mainly removes the organic pollution materials (BOD, COD substance) in sewage in colloid and dissolved state,
Removal rate makes organic pollutant reach discharge standard up to 90% or more.Tertiary treatment be further processed organic matter difficult to degrade,
Nitrogen and phosphorus etc. can result in the soluble inorganic matter etc. of water eutrophication.Main method has biological carbon and phosphorous removal method, and coagulation is heavy
Shallow lake method, sand coarse aggregate ratio method, active carbon adsorption, ion-exchange and electric osmose analytic approach etc..
But current sewage after tertiary treatment, is still containing certain density nitrogen P elements, this is because with existing
Water treatment technology handle low concentration nitrogen P elements when be difficult to come into force, the concentration of nitrogen and phosphorus of low concentration is not handled.
Preparation method and zeolite such as a kind of Patent Office of the People's Republic of China's zeolite denitrogenation dephosphorizing agent disclosed on September 15th, 2017 is de-
The application for a patent for invention of nitrogen dephosphorization agent, application publication number CN107159172A, preparation step are as follows: S1, by flyash and salt
Acid solution mixing, and heating stirring is uniform, filters, it is dry, obtain the flyash of acid activation；S2, by acid activation flyash and hydrogen
Sodium oxide molybdena powder is uniformly mixed and obtains mixing, roasts；S3, the mixing after roasting is cooled down, is ground, deionized water, heating is added
Stirring, obtains colloidal sol；S4, by colloidal sol hydrothermal crystallizing；S5, mixed liquor is filtered, filter residue is washed, it is dry, obtain the boiling of P1 type
Stone；S6, P1 type zeolite is impregnated using magnesium chloride solution or calcium chloride solution；S7, by the P1 type zeolite water after dipping
It washes, it is dry, obtain zeolite denitrogenation dephosphorizing agent.Though the scheme of the invention can effectively remove nitrogen P elements, show with current
Some methods are identical, can not still play good removal effect for the nitrogen P elements of low concentration.
Summary of the invention
To solve the problems, such as that existing denitrification and dephosphorization method not can be removed NITROGEN IN LOW CONCENTRATION P elements poor removal effect even,
The present invention provides a kind of compound microalgae of advanced nitrogen dephosphorization, with and its preparation method and application.It first has to realization pair
The purpose that nitrogen P elements depth removes in waste water, and the survival ability in waste water of microalgae is further increased on this basis,
And further utilize is realized to microalgae after the recovery is acquired.
To achieve the above object, the invention adopts the following technical scheme:
A kind of compound microalgae of advanced nitrogen dephosphorization, the compound microalgae of the advanced nitrogen dephosphorization is using microalgae biology as load
Body, and mixing embedding is carried out to carrier using sodium alginate and calcium chloride and is fixed.
Microalgae in microalgae biology is not a taxology noun, refers to that those can distinguish it under the microscope
The small algae colony of form.Its source is very extensive, and part microalgae biology has high sensibility to nitrogen P elements,
The nitrogen P elements in water effectively can be adsorbed and be enriched with, and low concentration Nitrogen-and Phosphorus-containing waste water can be effectively treated.But it is micro-
Algae biology is generally in the state of suspension growth, is easy to be lost from reaction vessel, and the microalgae biology of suspension growth is to poison
Property substance resistance it is weaker, in waste water under the action of some pollutants, activity be often difficult to maintain, lead to whole place
Manage inefficiency.Therefore, embedding fixation is carried out to microalgae bio-carrier to calcium chloride using sodium alginate, can greatly improved micro-
The poison resistance of algae biology, and microalgae biology is assembled to a certain extent, not easily run off it.
Preferably, the microalgae biology includes but are not limited to any one or more in chlorella and scenedesmus.
Chlorella and scenedesmus are preferably biological to nitrogen P elements adsorption effect in microalgae biology.Especially chlorella,
Chlorella has many advantages, such as that distribution is extremely wide as a kind of microalgae biology, many kinds of, and its growth rate is exceedingly fast,
Four times can be increased in 20h, and it can utilize luminous energy to carry out autotrophy, additionally it is possible to carry out heterotrophism by organic carbon member, cultivate at
This is low.
A kind of preparation method of the compound microalgae of advanced nitrogen dephosphorization, the preparation method includes following preparation step:
1) microalgae biology is placed in culture solution and carries out expansion cultivation, followed by centrifuge with the revolving speed of 3000~5000rpm
5~10min of centrifugation is carried out to microalgae bio-culture solution, removes supernatant, obtaining lower layer's solid is concentrated microalgae biology；
2) concentrated microalgae biology is added and forms concentrate into sterile water, it is made to be uniformly dispersed and sterile water is utilized to adjust
The OD of concentrate680It is 1~1.5, adds sodium alginate, calcium chloride solution, which is added dropwise, simultaneously in constant temperature oscillation makes in concentrate
Solidified microsphere is precipitated, until solidified microsphere filters out solidified microsphere after being no longer precipitated, gained solidified microsphere is that advanced nitrogen removes
The compound microalgae of phosphorus.
Quickly breeding is carried out to microalgae biology by culture solution first, makes its rapid amplifying, expands group, at random by from
Scheming is centrifugally separating to obtain highly concentrated microalgae biology, then is formulated as suitable microalgae bioconcentration with sterile water
Liquid, sodium alginate rapidly realizes the microalgae biology cladding fixed to mutual absorption after sodium alginate is added, and has efficient excellent
Point, then addition inorganic salts calcium chloride, calcium chloride and sodium alginate generate synergistic effect and carry out mixing embedding admittedly to microalgae biology
It is precipitated after fixed, can be easily separated after precipitation.Whole preparation method has many advantages, such as succinct efficient, green safe pollution-free.
Preferably, step 1), which expands, cultivates culture solution used as BG11 culture solution, aquatic No. four culture solutions or Knop
Culture solution.
Above several culture solutions are common Fresh Watcr Blue Algae and green alga culture solution, have many advantages, such as at low cost, easy preparation.
It is most preferably BG11 culture solution.
Think after sodium alginate is added in concentrate preferably, step 2) is described, the sodium alginate concentration in concentrate is 5
~7wt%.
The excessively high blocked up microalgae biology that in turn results in of clad that equally easily causes of sodium alginate concentration is to antibiotic in waste water
Pollutant removal capacity declines, and the sodium alginate in the concentration range is guaranteeing that microalgae biological adsorption and enrichment antibiotics are dirty
Greatly microalgae biology can be realized under the premise of contaminating object effect and protected, it is avoided to be influenced by waste water Poisoning substance.
Preferably, the concentration of calcium chloride is 3.5~4.75wt% in calcium chloride solution used in step 2).
The calcium chloride solution concentration of use is excessive itself to be easy muddiness, is unfavorable for observing whether preparation process terminates, hold
It is easily introduced impurity, and the too low then preparation efficiency of concentration is too low, and good synergy can not be also played with sodium alginate.
A kind of application of the compound microalgae of advanced nitrogen dephosphorization, the compound microalgae of the advanced nitrogen dephosphorization is for inhaling
Receive the nitrogen P elements in waste water.
Microalgae biology has high sensibility to nitrogen P elements, and the antibiotics that effectively can be adsorbed and be enriched in water are dirty
Object is contaminated, and low concentration Nitrogen-and Phosphorus-containing waste water can be effectively treated.In addition, advanced nitrogen dephosphorization of the present invention is compound micro-
Algae also has many advantages, such as mithridatism by force and not easily runs off, and can play for NITROGEN IN LOW CONCENTRATION P elements removal in waste water very outstanding
Effect.
Preferably, its concrete application method are as follows:
I) the compound microalgae by a certain amount of advanced nitrogen dephosphorization is added in waste water, adjusts waste water temperature and pH value to suitable
Level, and pass through nitrogenous phosphorous or nitrogenous and phosphorus inorganic salts ingredients in oscillation absorption waste water；
II recycling) is acquired to the compound microalgae of advanced nitrogen dephosphorization after oscillation absorption after a period of time.
Application method is simple, and the compound microalgae for acquiring the advanced nitrogen dephosphorization that recycling obtains can be used in preparation fertilizer
Material, nitrogen phosphorus is nutritional ingredient needed for plant, has good using effect with the fertilizer of its preparation.On the other hand, carrier
The sodium alginate and calcium chloride of outer cladding can play good facilitation to plant growth.Wherein sodium alginate can pierce
Swash Enzymes activity in plant, enhancing crop is drought-resistant, cold and saline and alkaline etc. a variety of anti-adversity abilities, well-balanced adjustment plant
Situations such as growth promotes bud differentiation, improves percentage of fertile fruit, reduce shedding and dehiscent fruit occurs, additionally it is possible to promote plant root system development,
It improves plant soil nutrient, moisture is absorbed and utilized, increases chlorophyll content, improve photosynthetic efficiency, increase substantially
Yield, improving quality.And calcium chloride is even more one of constituent of plant cell, participates in and maintains the metabolism of plant organism living
It is dynamic, the acid-base balance in plant biological body is maintained, the osmotic pressure of plant cell is maintained, especially has important work to plant absorption nutrient
With calcium chloride can also kill the harmful toy of some pairs of crops in soil.It has high practical valence after acquiring recycling
Value.
Preferably, step I) it is described when adding the compound microalgae of advanced nitrogen dephosphorization, every liter of waste water adds 15~45g
The compound microalgae of advanced nitrogen dephosphorization.
Good effect seldom can be realized in dosage.
Preferably, step I) waste water temperature is adjusted to 15~35 DEG C, pH value of waste water is adjusted to 6~9.
To the wide adaptation range of waste water temperature and pH value.
The beneficial effects of the present invention are:
1) the compound microalgae of advanced nitrogen dephosphorization of the present invention has splendid absorption and rich absorbent to NITROGEN IN LOW CONCENTRATION P elements
Effect, and it is environment friendly and pollution-free；
2) the compound microalgae of advanced nitrogen dephosphorization of the present invention has extremely strong mithridatism, and not easily runs off；
3) preparation method is succinctly efficient, can quickly prepare the compound microalgae of the advanced nitrogen dephosphorization of a large amount of high-quality；
4) application is simple, can effectively remove NITROGEN IN LOW CONCENTRATION P elements in waste water；
5) manufactured fertilizer is to nutritional ingredient needed for being capable of providing a large amount of plant growth and developments after acquisition recycling, and its seaweed
Sour sodium and calcium chloride etc. further can play good facilitation to plant growth and development.
Specific embodiment
Further clear detailed description explanation is made to the present invention below in conjunction with specific embodiment.Ordinary skill
Personnel will realize the present invention based on these explanations.In addition, the reality of the invention being related in following the description
The embodiment that example is generally only a branch of the invention is applied, instead of all the embodiments.Therefore, based on the implementation in the present invention
Example, those of ordinary skill in the art's every other embodiment obtained without making creative work, is all answered
When belonging to the scope of protection of the invention.
Unless otherwise specified, raw materials used in the embodiment of the present invention is that market is commercially available or raw material commonly used in the art；Such as
Without specified otherwise, method therefor is the achievable conventional method of those skilled in the art in the embodiment of the present invention.
Examples 1 to 6
A kind of preparation method of the compound microalgae of advanced nitrogen dephosphorization, the preparation method includes following preparation step:
1) microalgae biology is placed in culture solution and carries out expansion cultivation, followed by centrifuge with the revolving speed of 3000~5000rpm
5~10min of centrifugation is carried out to microalgae bio-culture solution, removes supernatant, obtaining lower layer's solid is concentrated microalgae biology；
2) concentrated microalgae biology is added and forms concentrate into sterile water, it is made to be uniformly dispersed and sterile water is utilized to adjust
The OD of concentrate680It is 1~1.5, adds sodium alginate, calcium chloride solution, which is added dropwise, simultaneously in constant temperature oscillation makes in concentrate
Solidified microsphere is precipitated, until solidified microsphere filters out solidified microsphere after being no longer precipitated, gained solidified microsphere is that advanced nitrogen removes
The compound microalgae of phosphorus.
Its design parameter is as shown in following table Tables 1 and 2.
The design parameter (I) of the compound microalgae preparation of 1 advanced nitrogen dephosphorization of table
The design parameter (II) of the compound microalgae preparation of 2 advanced nitrogen dephosphorization of table
The compound microalgae of advanced nitrogen dephosphorization obtained by Examples 1 to 6 is detected, partial size is in 0.8~2mm model
In enclosing.
Embodiment 7~12
Nitrogen P elements in waste water are removed using the compound microalgae of advanced nitrogen dephosphorization obtained by Examples 1 to 6,
Concrete operation step are as follows:
I) the compound microalgae by a certain amount of advanced nitrogen dephosphorization is added in waste water, adjusts waste water temperature and pH value to suitable
Level, and pass through nitrogenous phosphorous or nitrogenous and phosphorus inorganic salts ingredients in oscillation absorption waste water；
II recycling) is acquired to the compound microalgae of advanced nitrogen dephosphorization after oscillation absorption after a period of time.
Waste water used is the waste water by two stage treatment in embodiment 7~16, contained by ammonia-nitrogen content, total phosphorus content and
Phosphate content has been in low concentration.The design parameter that embodiment 7~16 operates is as shown in following table table 3.
Quick separating is carried out to the compound microalgae of advanced nitrogen dephosphorization after the completion of absorption, then to treated waste water
Middle ammonia-nitrogen content, phosphate content and total phosphorus content measure, and measurement result is as shown in following table table 4.
Table 4 is through handling waste water nitrogen P elements surplus
| Project | Ammonia-nitrogen content (mg/L) | Phosphate content (mg/L) | Total phosphorus content (mg/L) |
| Embodiment 7 | ≤3.5 | ≤0.15 | ≤0.35 |
| Embodiment 8 | ≤3.5 | ≤0.15 | ≤0.35 |
| Embodiment 9 | ≤3.5 | ≤0.15 | ≤0.35 |
| Embodiment 10 | ≤3.5 | ≤0.15 | ≤0.35 |
| Embodiment 11 | ≤3.5 | ≤0.15 | ≤0.35 |
| Embodiment 12 | ≤3.5 | ≤0.15 | ≤0.35 |
By table 4 it will be evident that in treated the waste water of the compound microalgae through advanced nitrogen dephosphorization of the present invention ammonia-nitrogen content and
Phosphate content is far below the primary standard in integrated wastewater discharge standard, and wherein total phosphorus content is even more to be far below integrated wastewater row
The A standard for putting total phosphorus content primary standard has the effect of very excellent.
In addition, using crop plants corn as sample, to acquire the compound microalgae preparation of advanced nitrogen dephosphorization after the recovery
Fertilizer fertilising, applies fertilizer with the mixed fertilizer of conventional nitrogenous fertilizer and phosphate fertilizer and the crop plants corn without fertilising nature growth compares,
The crop plants corn growing way of the fertilizer fertilising of the compound microalgae preparation of advanced nitrogen dephosphorization after the recovery is acquired in 30d or so
Both other are substantially better than, there is good using effect.
Claims (10)
1. a kind of compound microalgae of advanced nitrogen dephosphorization, which is characterized in that the compound microalgae of the advanced nitrogen dephosphorization with
Microalgae biology carries out mixing embedding to carrier using sodium alginate and calcium chloride and fixes as carrier.
2. a kind of compound microalgae of advanced nitrogen dephosphorization according to claim 1, which is characterized in that the microalgae biology
Including chlorella and scenedesmus.
3. a kind of preparation method of the compound microalgae of advanced nitrogen dephosphorization as claimed in claim 1 or 2, which is characterized in that institute
Stating preparation method includes following preparation step:
1) microalgae biology is placed in culture solution and carries out expansion cultivation, followed by centrifuge with the revolving speed of 3000~5000rpm
5~10min of centrifugation is carried out to microalgae bio-culture solution, removes supernatant, obtaining lower layer's solid is concentrated microalgae biology；
2) concentrated microalgae biology is added and forms concentrate into sterile water, it is made to be uniformly dispersed and sterile water is utilized to adjust
The OD of concentrate680It is 1~1.5, adds sodium alginate, calcium chloride solution, which is added dropwise, simultaneously in constant temperature oscillation makes in concentrate
Solidified microsphere is precipitated, until solidified microsphere filters out solidified microsphere after being no longer precipitated, gained solidified microsphere is that advanced nitrogen removes
The compound microalgae of phosphorus.
4. a kind of preparation method of the compound microalgae of advanced nitrogen dephosphorization according to claim 3, which is characterized in that step
Rapid 1) expand cultivates culture solution used as BG11 culture solution, aquatic No. four culture solutions or Knop culture solution.
5. a kind of preparation method of the compound microalgae of advanced nitrogen dephosphorization according to claim 3, which is characterized in that step
Rapid 2) the described sodium alginate concentration thought in concentrate after addition sodium alginate, in concentrate is 5~7wt%.
6. a kind of preparation method of the compound microalgae of advanced nitrogen dephosphorization according to claim 3, which is characterized in that step
It is rapid 2) used in calcium chloride solution the concentration of calcium chloride be 3.5~4.75wt%.
7. a kind of application of the compound microalgae of advanced nitrogen dephosphorization as claimed in claim 1 or 2, which is characterized in that the depth
The compound microalgae of degree denitrogenation dephosphorizing is used to absorb the nitrogen P elements in waste water.
8. a kind of application of the compound microalgae of advanced nitrogen dephosphorization according to claim 7, which is characterized in that it is specific
Application method are as follows:
I) the compound microalgae by a certain amount of advanced nitrogen dephosphorization is added in waste water, adjusts waste water temperature and pH value to suitable
Level, and pass through nitrogenous phosphorous or nitrogenous and phosphorus inorganic salts ingredients in oscillation absorption waste water；
II recycling) is acquired to the compound microalgae of advanced nitrogen dephosphorization after oscillation absorption after a period of time.
9. a kind of application of the compound microalgae of advanced nitrogen dephosphorization according to claim 8, which is characterized in that step I)
When the compound microalgae for adding advanced nitrogen dephosphorization, every liter of waste water adds the compound micro- of 15~45g advanced nitrogen dephosphorization
Algae.
10. a kind of application of the compound microalgae of advanced nitrogen dephosphorization according to claim 9, which is characterized in that step
I waste water temperature) is adjusted to 15~35 DEG C, adjusts pH value of waste water to 6~9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111484191A (en) * | 2020-03-24 | 2020-08-04 | 江苏大学 | Sewage enhanced treatment method based on microalgae and hydrothermal liquefied biochar thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090134091A1 (en) * | 2007-11-24 | 2009-05-28 | Green Vision Energy Corporation | Method for removing undesirable components from water while containing, cultivating, and harvesting photosynthetic marine microorganisms within water |
| CN107815447A (en) * | 2017-12-11 | 2018-03-20 | 陈英 | A kind of compound algae microballoon of immobilization and its application |
| CN107988079A (en) * | 2018-01-17 | 2018-05-04 | 陈英 | A kind of compound algae preparation for removing nitrogen and phosphorus pollutants |
| CN108163983A (en) * | 2018-01-17 | 2018-06-15 | 陈英 | A kind of method using compound algae preparation removal nitrogen and phosphorus pollutants |
| CN108424906A (en) * | 2018-04-04 | 2018-08-21 | 江南大学 | A kind of method of Immobilized cells culture processing breeding wastewater |
-
2018
- 2018-11-14 CN CN201811353784.0A patent/CN109437409A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090134091A1 (en) * | 2007-11-24 | 2009-05-28 | Green Vision Energy Corporation | Method for removing undesirable components from water while containing, cultivating, and harvesting photosynthetic marine microorganisms within water |
| CN107815447A (en) * | 2017-12-11 | 2018-03-20 | 陈英 | A kind of compound algae microballoon of immobilization and its application |
| CN107988079A (en) * | 2018-01-17 | 2018-05-04 | 陈英 | A kind of compound algae preparation for removing nitrogen and phosphorus pollutants |
| CN108163983A (en) * | 2018-01-17 | 2018-06-15 | 陈英 | A kind of method using compound algae preparation removal nitrogen and phosphorus pollutants |
| CN108424906A (en) * | 2018-04-04 | 2018-08-21 | 江南大学 | A kind of method of Immobilized cells culture processing breeding wastewater |
Non-Patent Citations (4)
| Title |
|---|
| 张恩栋: "固定化的栅藻深度脱氮和除磷的能力", 《植物生理学通讯》 * |
| 李婷婷: "固定化小球藻对市政污水中N, P营养盐的深度处理", 《辽宁师范大学学报》 * |
| 李映霞: "固定化螺旋藻对污水中氮·磷的去除能力研究", 《安徽农业科学》 * |
| 邓详元: "《应用微藻生物学》", 30 November 2016, 海洋出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111484191A (en) * | 2020-03-24 | 2020-08-04 | 江苏大学 | Sewage enhanced treatment method based on microalgae and hydrothermal liquefied biochar thereof |
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Application publication date: 20190308 |