CN107988200A - A kind of biological activated carbon and preparation method thereof - Google Patents
A kind of biological activated carbon and preparation method thereof Download PDFInfo
- Publication number
- CN107988200A CN107988200A CN201711361278.1A CN201711361278A CN107988200A CN 107988200 A CN107988200 A CN 107988200A CN 201711361278 A CN201711361278 A CN 201711361278A CN 107988200 A CN107988200 A CN 107988200A
- Authority
- CN
- China
- Prior art keywords
- activated carbon
- preparation
- biological activated
- biological
- sewage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
- C12N11/14—Enzymes or microbial cells immobilised on or in an inorganic carrier
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Inorganic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Medicinal Chemistry (AREA)
- Tropical Medicine & Parasitology (AREA)
- Virology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
The invention discloses a kind of biological activated carbon and preparation method thereof, the preparation method of the biological activated carbon comprises the following steps：1) bacteria selection, domestication, expansion culture and compounding, obtain composite bacteria；2) pretreatment of activated carbon；3) preparation of biological activated carbon：Pretreated activated carbon and composite bacteria are uniformly mixed, it is fully dry when 24~27 DEG C of constant temperature incubations 35~40 are small.The biological activated carbon specific surface area of the present invention is big, adsorption capacity is strong, it is good to the removal effect of COD in sewage, preparation process is simple, production cost is low, composite flora on biological activated carbon can pointedly degrade main COD components in sewage, the biomembrane formed also has certain adsorption function, so that biological activated carbon possesses COD absorption biomembrane, the dual absorption property of activated carbon adsorption carrier, extend the service life of biological activated carbon, reduce the dosage of activated carbon in sewage disposal process, market application value is high.
Description
Technical field
The present invention relates to a kind of biological activated carbon and preparation method thereof.
Background technology
With the deep development of modern industry, industrial sewage, Exhaust gas species are also more and more, COD in sewage
Component becomes to become increasingly complex.COD (Chemical Oxygen Demand) is also known as chemical oxygen consumption (COC) for COD, is used for
The amount of reducing substances aoxidized is needed in reflection sewage, at river pollution and trade effluent Quality Research and sewage
In the operational management for managing factory, it is an organic pollution parameter that is important and can comparatively fast measuring.
At present, technical field of sewage uses activated carbon as absorption carrier mostly, activated carbon adsorption pollutant it is same
When can also adsorb microorganism in environment, microorganism builds up within a certain period of time, multiply can be formed in the environment organic
Thing has the biomembrane of degradation capability.Since the microorganism of activated carbon adsorption derives from natural environment, the growth and breeding of strain
The non-intellectual such as ability, degradation property is very big, causes time for naturally taming different in size, forms the time disunity of biomembrane,
The combination of biomembrane and activated carbon is unstable, is easily influenced and is destroyed be subject to temperature, pollutant concentration, pH value in environment,
Possibly even also have pathogenic, and the biomembrane that the Institute of Micro-biology naturally adsorbed of activated carbon is formed is finer and close, can influence activity
The absorption property of macropore and part mesoporous in carbon structure.
Therefore, it is necessary to develop a kind of new bioactivity Carbon Materials.
The content of the invention
It is an object of the invention to provide a kind of biological activated carbon and preparation method thereof.
The technical solution used in the present invention is：
A kind of preparation method of biological activated carbon, comprises the following steps：
1) bacteria selection, domestication, expansion culture and compounding：Major pollutants species and content selection in sewage
Corresponding strain, is first tamed and expands culture respectively, then is compounded, and obtains composite bacteria；
2) pretreatment of activated carbon：Dipping pretreatment is carried out to activated carbon with hydrochloric acid, then Activated carbon separation is come out, fully
It is dry；
3) preparation of biological activated carbon：Pretreated activated carbon and composite bacteria are uniformly mixed, 24~27 DEG C of constant temperature
It is fully dry when culture 35~40 is small, obtain biological activated carbon.
Culture medium described in step 1) is beef extract fluid nutrient medium or beef extract solid medium, pH=7.2~7.5,
The composition of the beef extract fluid nutrient medium is：Beef extract：0.3%；Peptone：1.0%；NaCl：0.5%, the ox
The composition of meat extract solid medium is：Beef extract：0.3%；Peptone：1.0%； NaCl：0.5%；Agar：1.5%~
2.0%.
Also added with least one of (NH4) 2S04, extraction from yeast powder, glucose in culture medium described in step 1).
Strain described in step 1) is at least one of bacillus, pseudomonad.
Strain described in step 1) is bacillus.
Activated carbon described in step 2) is at least one of coconut husk charcoal, carbo lignius, coal quality charcoal, fruit shell carbon.
The shape of activated carbon described in step 2) is at least one of cellular, column, graininess, powdered.
The mass ratio of activated carbon, composite bacteria described in step 3) is 1: (0.8~1.2).
Effective viable bacteria content >=2 × 109 in biological activated carbon described in step 3)/gram.
Biological activated carbon using the present invention carries out sewage disposal and comprises the following steps：
1) take genuine sewage according to 1~5g/L additive amount add biological activated carbon, by adjusting sewage pH values (3~
10), the temperature (10~40 DEG C) and incubation time (12~72h) of incubator, determines the optimum biological activated carbon of sewage disposal
Additive amount, sewage disposal pH value, degradation temperature and degradation time；
2) according to the optimum treatment process parameter of COD degradation in the definite sewage of step 1), sewage plant sewage is carried out
Advanced treating.
The beneficial effects of the invention are as follows：The biological activated carbon specific surface area of the present invention is big, and adsorption capacity is strong, in sewage
The removal effect of COD is good, and preparation process is simple, and production cost is low, and the composite flora on biological activated carbon can pointedly drop
COD components main in sewage are solved, the biomembrane formed also has certain adsorption function so that biological activated carbon possesses
COD absorption biomembrane, the dual absorption property of activated carbon adsorption carrier, extend the service life of biological activated carbon, reduce
The dosage of activated carbon in sewage disposal process, market application value are high.
Embodiment
A kind of preparation method of biological activated carbon, comprises the following steps：
1) bacteria selection, domestication, expansion culture and compounding：Major pollutants species and content selection in sewage
Corresponding strain, is first tamed and expands culture respectively, then is compounded, and obtains composite bacteria；
2) pretreatment of activated carbon：Dipping pretreatment is carried out to activated carbon with hydrochloric acid, then Activated carbon separation is come out, fully
It is dry；
3) preparation of biological activated carbon：Pretreated activated carbon and composite bacteria are uniformly mixed, 24~27 DEG C of constant temperature
It is fully dry when culture 35~40 is small, obtain biological activated carbon.
Preferably, the culture medium described in step 1) is beef extract fluid nutrient medium or beef extract solid medium, pH=
7.2~7.5, the composition of the beef extract fluid nutrient medium is：Beef extract：0.3%；Peptone：1.0%；NaCl：
0.5%, the composition of the beef extract solid medium is：Beef extract：0.3%；Peptone：1.0%；NaCl：0.5%；Fine jade
Fat：1.5%~2.0%.
It is further preferred that also added with (NH4) 2S04, extraction from yeast powder, glucose in culture medium described in step 1)
At least one of.
Preferably, the strain described in step 1) is at least one of bacillus, pseudomonad.
It is further preferred that the strain described in step 1) is bacillus.
Still further preferably, the strain described in step 1) is aerobic denitrification bacillus, bacillus subtilis, lichens
In bacillus, dichloropyridine degraded bacillus, colloid bacillus cereus, bacillus subtilis, bacillus licheniformis at least
It is a kind of.
Preferably, the activated carbon described in step 2) is at least one of coconut husk charcoal, carbo lignius, coal quality charcoal, fruit shell carbon.
Preferably, the shape of the activated carbon described in step 2) for cellular, column, graininess, it is powdered at least one
Kind.
Preferably, the aperture of the activated carbon described in step 2) is less than 200nm.
Preferably, the activated carbon described in step 3), the mass ratio of composite bacteria are 1: (0.8~1.2).
Preferably, effective viable bacteria content >=2 × 109 in the biological activated carbon described in step 3)/gram.
The present invention is made further explanation and description with reference to specific embodiment.
Embodiment 1：
Sewage is certain food processing factory's waste water, and COD is nitrate nitrogen, selected strain for aerobic denitrification bacillus,
Bacillus subtilis and bacillus licheniformis.
1) bacteria selection, domestication, expansion culture and compounding：Dirt is gathered near the sewage discharge mouth of certain food processing factory
Water or pedotheque, inoculate on the beef extract fluid nutrient medium that nitric acid potassium concn is 500mg/L, in 30 DEG C of enrichments on shaking table
Culture 4 days, then by 5% inoculum concentration, by tame nutrient solution be inoculated into nitric acid potassium concn be 600mg/L beef extract Liquid Culture
On base, in 30 DEG C of enrichment cultures on shaking table 4 days, increase 100mg/L every time according still further to the concentration of substrate potassium nitrate, carry out circulation and tame and docile
Change, until the concentration of potassium nitrate be 1000mg/L, then the strain separating in domestication liquid is come out, in 30 DEG C of standing constant temperature incubations
60 it is small when, obtain aerobic denitrification bacillus, then carry out degraded nitrate nitrogen experiment selection there is stronger nitrate nitrogen degradation function
Aerobic denitrification bacillus, then it is uniformly mixed with the bacillus subtilis of no antagonism and bacillus licheniformis,
Aerobic denitrification bacillus, bacillus subtilis, the mass ratio of bacillus licheniformis are 1: 1: 1, obtain composite bacteria.
2) pretreatment of activated carbon：By coal quality powdered active carbon be added in the hydrochloric acid of 0.1mol/L immersion 24 it is small when,
Again with water backwash 60 minutes, it is clear to be washed till water, then Activated carbon separation is come out, when 45 DEG C of dryings 2 are small；
3) preparation of biological activated carbon：Pretreated activated carbon and composite bacteria in mass ratio 1: 1 is uniformly mixed, 27
When DEG C constant temperature incubation 40 is small, when 50 DEG C of dryings 4 are small, biological activated carbon is obtained.
A certain amount of food processing factory production waste water (major pollutants are nitrate nitrogen) is chosen, adds single creature bacterium respectively
Agent, single-activity charcoal and biological activated carbon manufactured in the present embodiment, dosage are 2%, carry out COD degradation rate tests.
The biological activated carbon of the present invention reaches the degradation rate of nitrate nitrogen in sewage 98.56%, and treatment effect is better than single
Microbial bacterial agent or activated carbon are added, being primarily due to biological activated carbon, there are activated carbon adsorption, biodegradation and biology at the same time
The highly effective reaction processes such as absorption, and the single processing for applying activated carbon is better than the processing of single application microbial bacterial agent, mainly
Because the adhewsive action of activated carbon makes microorganism growth rate and stability of a relatively high, the absorption and removal of nitrate nitrogen can be promoted.
Embodiment 2：
Sewage is certain herbicide plant produced waste water, and COD is dichloropyridine, and selected strain is to be dropped with dichloropyridine
Solve dichloropyridine degraded bacillus, colloid bacillus cereus, bacillus subtilis and the bacillus licheniformis of function.
1) bacteria selection, domestication, expansion culture and compounding：Dirt is gathered near the sewage discharge mouth of certain herbicide factory
Water or pedotheque, inoculate on the beef extract fluid nutrient medium that dichloropyridine concentration is 500mg/L, in 35 DEG C of richnesses on shaking table
Collection culture 3 days, then by 3% inoculum concentration, by tame nutrient solution be inoculated into dichloropyridine concentration be 600mg/L beef extract liquid
On culture medium, in 30 DEG C of enrichment cultures on shaking table 4 days, increase 100mg/L every time according still further to the concentration of substrate dichloropyridine, carry out
Circulation domestication, until the concentration of dichloropyridine be 1000mg/L, then the strain separating in domestication liquid is come out, and perseverances are stood in 35 DEG C
When temperature culture 48 is small, dichloropyridine degraded bacillus is obtained, then carry out degraded dichloropyridine experiment selection there is stronger dichloro
The dichloropyridine degraded bacillus of pyridine degradable function, then by its colloid bacillus cereus with no antagonism, withered grass gemma
Bacillus and bacillus licheniformis are uniformly mixed, dichloropyridine degraded bacillus, colloid bacillus cereus, bacillus subtilis,
The mass ratio of clothing bacillus is 1: 1: 1: 1, obtains composite bacteria；
2) pretreatment of activated carbon：By coconut shell powder shaped activated carbon be added in the hydrochloric acid of 0.1mol/L immersion 20 it is small when,
Again with water backwash 45 minutes, it is clear to be washed till water, then Activated carbon separation is come out, when 45 DEG C of dryings 6 are small；
3) preparation of biological activated carbon：Pretreated activated carbon and composite bacteria in mass ratio 1: 1.2 is uniformly mixed,
When 25 DEG C of constant temperature incubations 37 are small, when 45 DEG C of dryings 6 are small, biological activated carbon is obtained.
A certain amount of herbicide plant produced waste water (major pollutants are dichloropyridine) is chosen, adds single creature respectively
Microbial inoculum, single-activity charcoal and biological activated carbon manufactured in the present embodiment, dosage are 2%, carry out COD degradation rate test.
The biological activated carbon of the present invention reaches the degradation rate of dichloropyridine in sewage 52.83%, and treatment effect is better than single
One addition microbial bacterial agent or activated carbon, being primarily due to biological activated carbon, there are activated carbon adsorption, biodegradation and life at the same time
The highly effective reaction processes such as thing absorption, and the single processing for applying activated carbon is better than the processing of single application microbial bacterial agent, mainly
It is because the adhewsive action of activated carbon makes microorganism growth rate and stability of a relatively high, the absorption of dichloropyridine can be promoted and gone
Remove.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention and from above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
- A kind of 1. preparation method of biological activated carbon, it is characterised in that：Comprise the following steps：1) bacteria selection, domestication, expansion culture and compounding：Major pollutants species and content selection in sewage corresponds to Strain, first tamed respectively and expand culture, then compounded, obtain composite bacteria；2) pretreatment of activated carbon：Dipping pretreatment is carried out to activated carbon with hydrochloric acid, then Activated carbon separation is come out, it is fully dry It is dry；3) preparation of biological activated carbon：Pretreated activated carbon and composite bacteria are uniformly mixed, 24~27 DEG C of constant temperature incubations 35~40 it is small when, it is fully dry, obtain biological activated carbon.
- 2. preparation method according to claim 1, it is characterised in that：Culture medium described in step 1) is trained for beef extract liquid Support base or beef extract solid medium, pH=7.2~7.5, the composition of the beef extract fluid nutrient medium are：Beef extract： 0.3%；Peptone：1.0%；NaCl：0.5%, the composition of the beef extract solid medium is：Beef extract：0.3%；Egg White peptone：1.0%；NaCl：0.5%；Agar：1.5%~2.0%.
- 3. preparation method according to claim 2, it is characterised in that：Also it is added with culture medium described in step 1) (NH4) at least one of 2SO4, extraction from yeast powder, glucose.
- 4. preparation method according to claim 1, it is characterised in that：Strain described in step 1) is bacillus, false list At least one of born of the same parents bacterium.
- 5. preparation method according to claim 4, it is characterised in that：Strain described in step 1) is bacillus.
- 6. preparation method according to claim 1, it is characterised in that：Activated carbon described in step 2) is coconut husk charcoal, wooden At least one of charcoal, coal quality charcoal, fruit shell carbon.
- 7. preparation method according to claim 1, it is characterised in that：The shape of activated carbon described in step 2) is honeycomb At least one of shape, column, graininess, powdered.
- 8. preparation method according to claim 1, it is characterised in that：The matter of activated carbon, composite bacteria described in step 3) Amount is than being 1: (0.8~1.2).
- 9. preparation method according to claim 1, it is characterised in that：Effective viable bacteria in biological activated carbon described in step 3) Content >=2 × 109/gram.
- A kind of 10. biological activated carbon for COD of sewage of degrading prepared by the method in claim 1~9 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361278.1A CN107988200A (en) | 2017-12-18 | 2017-12-18 | A kind of biological activated carbon and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361278.1A CN107988200A (en) | 2017-12-18 | 2017-12-18 | A kind of biological activated carbon and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107988200A true CN107988200A (en) | 2018-05-04 |
Family
ID=62038894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711361278.1A Withdrawn CN107988200A (en) | 2017-12-18 | 2017-12-18 | A kind of biological activated carbon and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107988200A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607899A (en) * | 2018-12-19 | 2019-04-12 | 武汉格林环保设施运营有限责任公司 | A kind of green biochemical processing method for reverse osmosis concentrated water |
| CN109897869A (en) * | 2018-08-28 | 2019-06-18 | 福建省农业科学院农业工程技术研究所 | A kind of high sugared waste water culture using smallfruit fig leaf as the biological activated carbon of carbon source carrier |
| CN110194533A (en) * | 2019-05-31 | 2019-09-03 | 江苏竹海活性炭有限公司 | Desalination CharcoAid and its preparation process, sewage desalination mode |
| CN111334382A (en) * | 2020-04-17 | 2020-06-26 | 江西理工大学 | Heavy metal cleaning soap based on spores and preparation method thereof |
| CN111995063A (en) * | 2020-08-18 | 2020-11-27 | 普罗生物技术（上海）有限公司 | Powdered activated carbon carrier and preparation method and application thereof |
| CN113185005A (en) * | 2021-03-13 | 2021-07-30 | 徐韡卿 | Method for online regeneration of activated carbon adsorption carrier by biological method |
| CN115672273A (en) * | 2022-10-26 | 2023-02-03 | 广东韩研活性炭科技股份有限公司 | Biological carrier activated carbon and preparation method thereof |
-
2017
- 2017-12-18 CN CN201711361278.1A patent/CN107988200A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109897869A (en) * | 2018-08-28 | 2019-06-18 | 福建省农业科学院农业工程技术研究所 | A kind of high sugared waste water culture using smallfruit fig leaf as the biological activated carbon of carbon source carrier |
| CN109607899A (en) * | 2018-12-19 | 2019-04-12 | 武汉格林环保设施运营有限责任公司 | A kind of green biochemical processing method for reverse osmosis concentrated water |
| CN109607899B (en) * | 2018-12-19 | 2021-10-15 | 扬州市博喧环保科技有限公司 | Green biochemical treatment method for reverse osmosis concentrated water |
| CN110194533A (en) * | 2019-05-31 | 2019-09-03 | 江苏竹海活性炭有限公司 | Desalination CharcoAid and its preparation process, sewage desalination mode |
| CN111334382A (en) * | 2020-04-17 | 2020-06-26 | 江西理工大学 | Heavy metal cleaning soap based on spores and preparation method thereof |
| CN111995063A (en) * | 2020-08-18 | 2020-11-27 | 普罗生物技术（上海）有限公司 | Powdered activated carbon carrier and preparation method and application thereof |
| CN113185005A (en) * | 2021-03-13 | 2021-07-30 | 徐韡卿 | Method for online regeneration of activated carbon adsorption carrier by biological method |
| CN113185005B (en) * | 2021-03-13 | 2023-06-06 | 徐韡卿 | Method for on-line regeneration of activated carbon adsorption carrier by biological method |
| CN115672273A (en) * | 2022-10-26 | 2023-02-03 | 广东韩研活性炭科技股份有限公司 | Biological carrier activated carbon and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107988200A (en) | A kind of biological activated carbon and preparation method thereof | |
| CN107058281A (en) | A kind of biological activated carbon and preparation method thereof for the COD of sewage that is used to degrading | |
| CN103013872B (en) | Heterotrophic nitrifying and aerobic denitrifying bacterium and culture and application thereof | |
| CA2628985C (en) | Bioremediation materials | |
| CN104630101B (en) | It is a kind of to be used to handle biological agent of ammonia-nitrogen sewage and preparation method thereof | |
| JP6346982B1 (en) | Method for isolating Raulterra microorganisms, method for producing plant waste treatment agent, and method for treating plant waste | |
| CN106916805A (en) | A kind of preparation method of immobilization deodorizing microorganism | |
| CN109609404B (en) | Bacillus HY-1 and application thereof in degrading organic pollutants | |
| CN110724683A (en) | Carbon-based microbial composite bacteria powder, microbial inoculum and preparation method and application thereof | |
| CN117586929B (en) | Degradation strain and application thereof in cultivation wastewater treatment | |
| CN105013815A (en) | Biological remediation method for polycyclic aromatic hydrocarbon and heavy metal compound contaminated soil | |
| He et al. | Identification and denitrification characterization of a novel hypothermia and aerobic nitrite-denitrifying bacterium, Arthrobacter arilaitensis strain Y-10 | |
| Nguyen et al. | Modification of expanded clay carrier for enhancing the immobilization and nitrogen removal capacity of nitrifying and denitrifying bacteria in the aquaculture system | |
| KR20090062759A (en) | Microbial agents for processing or refractury purifying wastewater using food waste leachate and its manufacturing method | |
| He et al. | Lindane degradation in wet-dry cycling soil as affected by aging and microbial toxicity of biochar | |
| CN101701197B (en) | Novel microorganism flora mixture and mixed nutrient medium thereof | |
| Tabernacka et al. | Air purification from TCE and PCE contamination in a hybrid bioreactors and biofilter integrated system | |
| CN103146604A (en) | Comamonas testosteroni LH-N5 and heterotrophic nitrification-aerobic denitrification microbial inoculum, and preparation method and application thereof | |
| Liu et al. | Paecilomyces variotii: a fungus capable of removing ammonia nitrogen and inhibiting ammonia emission from manure | |
| CN110040856A (en) | Water quality adjustment liquid and its preparation process with purifying water body function | |
| CN105969698A (en) | Composite microbial inoculant for water purification | |
| JP2001225095A (en) | Method for treatment of environmental pollutant substance | |
| CN105505810A (en) | Microbe composition and use thereof | |
| JP2005262107A (en) | Method for cleaning matter contaminated with organochlorine compound | |
| CN103496792B (en) | Method for promoting panerochaete chrysosporium to degrade 2, 4-dichlorophen in wastewater through sodium hydrosulfide |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180504 |