CN108975617A - A kind of processing method of bamboo processing waste liquid - Google Patents
A kind of processing method of bamboo processing waste liquid Download PDFInfo
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- CN108975617A CN108975617A CN201810871243.0A CN201810871243A CN108975617A CN 108975617 A CN108975617 A CN 108975617A CN 201810871243 A CN201810871243 A CN 201810871243A CN 108975617 A CN108975617 A CN 108975617A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
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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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- Environmental & Geological Engineering (AREA)
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- Biological Treatment Of Waste Water (AREA)
- Processing Of Solid Wastes (AREA)
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Abstract
The invention belongs to bamboo processing technical fields, more particularly to a kind of processing method of bamboo processing waste liquid, including bamboo wood people is disposed waste liquid, filtering waste liquid A is obtained by grid interception sundries, is transferred to process chamber A, inorganic agent A is added in filtering waste liquid A, and limits treatment conditions；It is the filter screen filtration of 20 mesh through mesh number by intermediate fluid A, obtains filtering waste liquid B, filtering waste liquid B is transferred in process chamber B, inorganic agent B is added wherein, and limits treatment conditions；It is the filter screen filtration of 20 mesh through mesh number by intermediate fluid B, obtains filtering waste liquid C, filtering waste liquid C is transferred in process chamber C, inorganic agent C is added, and limits treatment conditions.The present invention has the advantage that in the present invention that treated compared with prior art, and waste liquid not can cause environmental pollution, and meet the primary standard in state sewage emission standard, condition is easy to control compared with prior art, and reprocessing rate is low.
Description
Technical field
The invention belongs to bamboo processing technical fields, and in particular to a kind of processing method of bamboo processing waste liquid.
Background technique
China is that maximum bamboo timber resource possesses state and producing country in the world, and the bamboo industry gross output value in China in 2014 reaches
184500000000 yuan, have become one of bamboo producing region pillar industry；It is heat-treated the bamboo wood modification technology new as one, by many bamboo woods
Enterprise uses, and bamboo wood has the advantages that 1, heat treatment can make the nutrients such as starch, carbohydrate in bamboo wood after Overheating Treatment
Matter degradation, improves the performances such as anti-corrosion, anti-mildew, Anti-moth-eating；2, the dimensional stability of bamboo product can be improved in heat treatment；3, Re Chu
Reason can change the color of bamboo wood, meet the needs of people are to different color bamboo products, currently, having developed various bamboo materials heat
Product is handled, color bamboo flooring, charing color bamboo curtain, charing color bamboo furniture, charing color summer sleeping bamboo mat, charing color bamboo tea set are such as carbonized
Deng.But can be generated during heat treatment it is a large amount of it is faint yellow to brown, have the waste liquid of peculiar smell and suspended matter, joined using makings
It is tested with component of the instrument (GC/MS) to waste water, detecting has 76 kinds of compound containing phenyl ring, heterocyclic etc., by further analyzing,
These waste liquids are weakly acidic (pH=4.6), and COD (COD) is 12950mg/L, and ammonia-nitrogen content is 10.1mg/ L, total phosphorus
For 4.6mg/L, the pollutant index in waste water is severely exceeded.Due to processing technique not effectively and reasonably, most of bamboo wood enterprises
Industry does not carry out any processing to the waste water in production or only carries out direct emission after simple precipitation process.Due to these waste water
Middle pollutant concentration is high, and long-term discharge can gradually cause plant area's periphery surface water body black smelly, eutrophication, soil hardening etc. occur
Phenomenon, environmental pollution is serious.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of processing method of bamboo processing waste liquid is provided.
The present invention is achieved by the following technical solutions: a kind of processing method of bamboo processing waste liquid, including following interior
Hold:
(1) bamboo wood people is disposed waste liquid and filtering waste liquid A is obtained by grid interception sundries, be transferred to process chamber A, it is useless in filtering
The inorganic agent A for being equivalent to its weight 6-10% is added in liquid A, under conditions of temperature is 65-75 DEG C, while in the bottom process chamber A
Oxygen, which is passed through, with the flow of 2-4L/min obtains intermediate fluid A after stir process 30-40 minutes；
The inorganic agent A includes the raw material of following parts by weight: 6-10 parts of polyacrylamide, 3-5 parts of calcium chlorate, sepiolite powder 3-5
Part, 12-16 parts of maltodextrin, 1-3 parts of Arabic gum, 28-36 parts of popcorn skin；
(2) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid A, obtains filtering waste liquid B, filtering waste liquid B is transferred to process chamber B
In, the inorganic agent B for being equivalent to its weight 14-16% is wherein being added, under nitrogen protection atmosphere, the item for being 85-95 DEG C in temperature
It is reacted 2-3 hours under part, obtains intermediate fluid B；
The inorganic agent B includes the raw material of following parts by weight: 1- oxygroup phospha -4- methylol -2,6,7- trioxa-l-phosphabicyclo
2-6 parts of [2.2.2] octane, 12-16 parts of cationic polymer, 6-8 parts of poly-ferric chloride, modified 2-5 parts of six ring mountain flour；
(3) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid B, obtains filtering waste liquid C, filtering waste liquid C is transferred to process chamber C
In, the inorganic agent C for being equivalent to its weight 2-7% is added, the pH of inorganic agent C is 4.4-4.8, the item for being then 35-45 DEG C in temperature
Stir process 4-6 hours under part, filtering water quality qualification and can be discharged after completion through examining, otherwise repeatedly step (2), step
(3)；
The filtering waste liquid C includes the raw material of following parts by weight: 3-5 parts of white sugar, 16-22 parts of nitrobacteria, acetic acid bacteria 14-18
Part, it is mucor 1-3 parts long；
As further improvement of these options, described process chamber A, B, C are columnar structures, volume 4.5-5m3,
The floor space of process chamber is 1.2-2.4m2.
As further improvement of these options, the partial size of the sepiolite powder is 400-600 mesh, the sepiolite powder
Water content be lower than 8%.
As further improvement of these options, the preparation method of the popcorn skin is by corn bran raw material double
The processing of screw extrusion machine obtains popcorn skin, the temperature difference of the first, second, third workspace of twin-screw auxiliary agent
It is 80 DEG C, 140 DEG C, 180 DEG C；Engine speed is 40-50Hz, and charging rate is adjusted to 300g/min, the water content of corn bran raw material
For 8-12%.
As further improvement of these options, the cationic polymer is imide salts polymer, specially N-
Phenyl maleimide polymer, N- chlorosuccinimide polymer, N- bromo-succinimide polymer or O-phthalic
One of acid imide polymer.
As further improvement of these options, the preparation method of the six ring mountain flour of modification is to be put into six ring mountain flours
It is equivalent to 3-4 times of its weight, impregnated 30-40 minutes in the nitric acid solution that mass concentration is 6-10%, rushed after the completion with deionized water
It is washed till neutrality, is calcined 3-4 hours under conditions of temperature is 560-600 DEG C after the completion, ground 200 mesh to obtain the final product.
As further improvement of these options, the nitrobacteria, acetic acid bacteria, long mucoraceous bacterial population are
4.5×105-2×108 CFU/g。
The present invention is had the advantage that in the present invention compared with prior art by successively adding corresponding properties in each stage
Inorganic agent, the suspended matter and harmful chemical component in waste liquid can be effectively removed under the conditions of corresponding, it is useless that treated
Liquid not can cause environmental pollution, and meet the primary standard in state sewage emission standard, and condition is easy control compared with prior art
System, reprocessing rate are low.
Specific embodiment
Embodiment 1
A kind of processing method of bamboo processing waste liquid, including the following contents:
(1) bamboo wood people is disposed waste liquid and filtering waste liquid A is obtained by grid interception sundries, be transferred to process chamber A, it is useless in filtering
The inorganic agent A for being equivalent to its weight 8% is added in liquid A, under conditions of temperature is 70 DEG C, while in the bottom process chamber A with 3L/
The flow of min is passed through oxygen and obtains intermediate fluid A after stir process 35 minutes；
The inorganic agent A includes the raw material of following parts by weight: 8 parts of polyacrylamide, 4 parts of calcium chlorate, 4 parts of sepiolite powder, malt
14 parts of dextrin, 2 parts of Arabic gum, 32 parts of popcorn skin；
(2) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid A, obtains filtering waste liquid B, filtering waste liquid B is transferred to process chamber B
In, the inorganic agent B for being equivalent to its weight 15% is wherein being added, it is anti-under the conditions of at a temperature of 90 °C under nitrogen protection atmosphere
It answers 2.5 hours, obtains intermediate fluid B；
The inorganic agent B includes the raw material of following parts by weight: 1- oxygroup phospha -4- methylol -2,6,7- trioxa-l-phosphabicyclo
4 parts of [2.2.2] octane, 14 parts of cationic polymer, 7 parts of poly-ferric chloride, modified 3.5 parts of six ring mountain flour；
(3) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid B, obtains filtering waste liquid C, filtering waste liquid C is transferred to process chamber C
In, the inorganic agent C for being equivalent to its weight 4.5% is added, the pH of inorganic agent C is 4.6, is then stirred under conditions of temperature is 40 DEG C
Processing 5 hours is mixed, filtering water quality qualification and can discharge after completion through examining, otherwise repeatedly step (2), step (3)；
The filtering waste liquid C includes the raw material of following parts by weight: 4 parts of white sugar, 19 parts of nitrobacteria, 16 parts of acetic acid bacteria, long Mucor
2 parts of bacterium；
Wherein, described process chamber A, B, C are columnar structures, and volume 4.5-5m3, the floor space of process chamber is 1.2-
2.4m²。
Wherein, the partial size of the sepiolite powder is 500 mesh, and the water content of the sepiolite powder is lower than 8%.
Wherein, the preparation method of the popcorn skin is to obtain corn bran raw material in twin-screw extruder processing
To popcorn skin, the temperature of the first, second, third workspace of twin-screw auxiliary agent is respectively 80 DEG C, 140 DEG C, 180 DEG C；It is main
Machine revolving speed is 45Hz, and charging rate is adjusted to 300g/min, and the water content of corn bran raw material is 10%.
Wherein, the cationic polymer is imide salts polymer, specially N-phenylmaleimide polymer.
Wherein, the preparation method of the six ring mountain flour of modification is to be put into six ring mountain flours to be equivalent to 3.5 times of its weight, quality
It is impregnated in the nitric acid solution that concentration is 8% 35 minutes, is rinsed after the completion with deionized water to neutrality, be after the completion 580 DEG C in temperature
Under conditions of calcine 3.5 hours, ground 200 mesh to obtain the final product.
Wherein, the nitrobacteria, acetic acid bacteria, long mucoraceous bacterial population are 4.5 × 105-2×108 CFU/g。
Embodiment 2
A kind of processing method of bamboo processing waste liquid, including the following contents:
(1) bamboo wood people is disposed waste liquid and filtering waste liquid A is obtained by grid interception sundries, be transferred to process chamber A, it is useless in filtering
The inorganic agent A for being equivalent to its weight 6% is added in liquid A, under conditions of temperature is 75 DEG C, while in the bottom process chamber A with 2L/
The flow of min is passed through oxygen, and stir process after forty minutes, obtains intermediate fluid A；
The inorganic agent A includes the raw material of following parts by weight: 6 parts of polyacrylamide, 3 parts of calcium chlorate, 5 parts of sepiolite powder, malt
12 parts of dextrin, 3 parts of Arabic gum, 36 parts of popcorn skin；
(2) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid A, obtains filtering waste liquid B, filtering waste liquid B is transferred to process chamber B
In, the inorganic agent B for being equivalent to its weight 14% is wherein being added, it is anti-under conditions of temperature is 95 DEG C under nitrogen protection atmosphere
It answers 2 hours, obtains intermediate fluid B；
The inorganic agent B includes the raw material of following parts by weight: 1- oxygroup phospha -4- methylol -2,6,7- trioxa-l-phosphabicyclo
6 parts of [2.2.2] octane, 12 parts of cationic polymer, 8 parts of poly-ferric chloride, modified 5 parts of six ring mountain flour；
(3) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid B, obtains filtering waste liquid C, filtering waste liquid C is transferred to process chamber C
In, the inorganic agent C for being equivalent to its weight 2% is added, the pH of inorganic agent C is 4.8, is then stirred under conditions of temperature is 45 DEG C
Processing 6 hours, filtering water quality qualification and can discharge after completion through examining, otherwise repeatedly step (2), step (3)；
The filtering waste liquid C includes the raw material of following parts by weight: 5 parts of white sugar, 16 parts of nitrobacteria, 14 parts of acetic acid bacteria, long Mucor
3 parts of bacterium；
Wherein, described process chamber A, B, C are columnar structures, and volume 4.5-5m3, the floor space of process chamber is 1.2-
2.4m²。
Wherein, the partial size of the sepiolite powder is 600 mesh, and the water content of the sepiolite powder is lower than 8%.
Wherein, the preparation method of the popcorn skin is to obtain corn bran raw material in twin-screw extruder processing
To popcorn skin, the temperature of the first, second, third workspace of twin-screw auxiliary agent is respectively 80 DEG C, 140 DEG C, 180 DEG C；It is main
Machine revolving speed is 50Hz, and charging rate is adjusted to 300g/min, and the water content of corn bran raw material is 8%.
Wherein, the cationic polymer is imide salts polymer, specially N- chlorosuccinimide polymer.
Wherein, the preparation method of the six ring mountain flour of modification is that six ring mountain flours are put into to be equivalent to 3 times of its weight, quality dense
Degree is rinsed to neutrality with deionized water after the completion to impregnate in 10% nitric acid solution 40 minutes, is after the completion 560 DEG C in temperature
Under conditions of calcine 4 hours, ground 200 mesh to obtain the final product.
Wherein, the nitrobacteria, acetic acid bacteria, long mucoraceous bacterial population are 4.5 × 105-2×108 CFU/g。
Embodiment 3
A kind of processing method of bamboo processing waste liquid, including the following contents:
(1) bamboo wood people is disposed waste liquid and filtering waste liquid A is obtained by grid interception sundries, be transferred to process chamber A, it is useless in filtering
The inorganic agent A for being equivalent to its weight 10% is added in liquid A, under conditions of temperature is 65 DEG C, while in the bottom process chamber A with 4L/
The flow of min is passed through oxygen and obtains intermediate fluid A after stir process 30 minutes；
The inorganic agent A includes the raw material of following parts by weight: 10 parts of polyacrylamide, 5 parts of calcium chlorate, 3 parts of sepiolite powder, malt
16 parts of dextrin, 1 part of Arabic gum, 28 parts of popcorn skin；
(2) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid A, obtains filtering waste liquid B, filtering waste liquid B is transferred to process chamber B
In, the inorganic agent B for being equivalent to its weight 16% is wherein being added, it is anti-under conditions of temperature is 85 DEG C under nitrogen protection atmosphere
It answers 3 hours, obtains intermediate fluid B；
The inorganic agent B includes the raw material of following parts by weight: 1- oxygroup phospha -4- methylol -2,6,7- trioxa-l-phosphabicyclo
2 parts of [2.2.2] octane, 16 parts of cationic polymer, 6 parts of poly-ferric chloride, modified 2 parts of six ring mountain flour；
(3) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid B, obtains filtering waste liquid C, filtering waste liquid C is transferred to process chamber C
In, the inorganic agent C for being equivalent to its weight 7% is added, the pH of inorganic agent C is 4.4, is then stirred under conditions of temperature is 35 DEG C
Processing 4 hours, filtering water quality qualification and can discharge after completion through examining, otherwise repeatedly step (2), step (3)；
The filtering waste liquid C includes the raw material of following parts by weight: 3 parts of white sugar, 22 parts of nitrobacteria, 18 parts of acetic acid bacteria, long Mucor
1 part of bacterium；
Wherein, described process chamber A, B, C are columnar structures, and volume 4.5-5m3, the floor space of process chamber is 1.2-
2.4m²。
Wherein, the partial size of the sepiolite powder is 400-600 mesh, and the water content of the sepiolite powder is lower than 8%.
Wherein, the preparation method of the popcorn skin is to obtain corn bran raw material in twin-screw extruder processing
To popcorn skin, the temperature of the first, second, third workspace of twin-screw auxiliary agent is respectively 80 DEG C, 140 DEG C, 180 DEG C；It is main
Machine revolving speed is 40Hz, and charging rate is adjusted to 300g/min, and the water content of corn bran raw material is 12%.
Wherein, the cationic polymer is imide salts polymer, specially N- bromo-succinimide polymer.
Wherein, the preparation method of the six ring mountain flour of modification is that six ring mountain flours are put into to be equivalent to 4 times of its weight, quality dense
Degree is rinsed to neutrality with deionized water after the completion to impregnate in 6% nitric acid solution 30 minutes, is after the completion 600 DEG C in temperature
Under the conditions of calcine 3 hours, ground 200 mesh to obtain the final product.
Wherein, the nitrobacteria, acetic acid bacteria, long mucoraceous bacterial population are 4.5 × 105-2×108 CFU/g。
Control group 1 is set, step (1) in embodiment 1 is removed, remaining content is constant；Control group 2 is set, by embodiment 1
1- oxygroup phospha -4- methylol -2,6 in middle inorganic agent B, 7- trioxa-l-phosphabicyclo [2.2.2] octane remove, remaining content is constant；
Control group 3 is set, six ring mountain flours modified in embodiment 1 are replaced with into unmodified six rings mountain flour, remaining content is constant；
According to GB8978-1996 standard, (suspended matter concentration of emission is not more than 20mg/L, other suspended matter concentration of emissions are not more than
70mg/L), the waste liquid after bamboo wood heat treatment is handled, obtains following result:
Table 1
Can be seen that in the present invention by data in table 1 to be effectively effectively treated waste liquid after leaf of bamboo heat treatment, reduce to ring
The pollution in border.
Claims (7)
1. a kind of processing method of bamboo processing waste liquid, which is characterized in that including the following contents:
(1) bamboo wood people is disposed waste liquid and filtering waste liquid A is obtained by grid interception sundries, be transferred to process chamber A, it is useless in filtering
The inorganic agent A for being equivalent to its weight 6-10% is added in liquid A, under conditions of temperature is 65-75 DEG C, while in the bottom process chamber A
Oxygen, which is passed through, with the flow of 2-4L/min obtains intermediate fluid A after stir process 30-40 minutes；
The inorganic agent A includes the raw material of following parts by weight: 6-10 parts of polyacrylamide, 3-5 parts of calcium chlorate, sepiolite powder 3-5
Part, 12-16 parts of maltodextrin, 1-3 parts of Arabic gum, 28-36 parts of popcorn skin；
(2) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid A, obtains filtering waste liquid B, filtering waste liquid B is transferred to process chamber B
In, the inorganic agent B for being equivalent to its weight 14-16% is wherein being added, under nitrogen protection atmosphere, the item for being 85-95 DEG C in temperature
It is reacted 2-3 hours under part, obtains intermediate fluid B；
The inorganic agent B includes the raw material of following parts by weight: 1- oxygroup phospha -4- methylol -2,6,7- trioxa-l-phosphabicyclo
2-6 parts of [2.2.2] octane, 12-16 parts of cationic polymer, 6-8 parts of poly-ferric chloride, modified 2-5 parts of six ring mountain flour；
(3) it is the filter screen filtration of 20 mesh through mesh number by intermediate fluid B, obtains filtering waste liquid C, filtering waste liquid C is transferred to process chamber C
In, the inorganic agent C for being equivalent to its weight 2-7% is added, the pH of inorganic agent C is 4.4-4.8, the item for being then 35-45 DEG C in temperature
Stir process 4-6 hours under part, filtering water quality qualification and can be discharged after completion through examining, otherwise repeatedly step (2), step
(3)；
The filtering waste liquid C includes the raw material of following parts by weight: 3-5 parts of white sugar, 16-22 parts of nitrobacteria, acetic acid bacteria 14-18
Part, it is mucor 1-3 parts long.
2. a kind of processing method of bamboo processing waste liquid as described in claim 1, which is characterized in that described process chamber A, B, C are equal
For columnar structures, volume 4.5-5m3, the floor space of process chamber is 1.2-2.4m2.
3. a kind of processing method of bamboo processing waste liquid as described in claim 1, which is characterized in that the partial size of the sepiolite powder
Water content for 400-600 mesh, the sepiolite powder is lower than 8%.
4. a kind of processing method of bamboo processing waste liquid as described in claim 1, which is characterized in that the system of the popcorn skin
Preparation Method is that corn bran raw material is obtained popcorn skin in twin-screw extruder processing, first, the of twin-screw auxiliary agent
Two, the temperature of third workspace is respectively 80 DEG C, 140 DEG C, 180 DEG C；Engine speed is 40-50Hz, and charging rate is adjusted to 300g/
Min, the water content of corn bran raw material are 8-12%.
5. a kind of processing method of bamboo processing waste liquid as described in claim 1, which is characterized in that the cationic polymer is
Imide salts polymer, specially N-phenylmaleimide polymer, N- chlorosuccinimide polymer, N- bromo fourth two
One of imide polymer or phthalic acid imides polymer.
6. a kind of processing method of bamboo processing waste liquid as described in claim 1, which is characterized in that the six ring mountain flour of modification
Preparation method be six ring mountain flours are put into be equivalent to 3-4 times of its weight, mass concentration is that 30- is impregnated in the nitric acid solution of 6-10%
It 40 minutes, is rinsed with deionized water to neutrality, is calcined 3-4 hours under conditions of temperature is 560-600 DEG C after the completion after the completion,
Ground 200 mesh to obtain the final product.
7. a kind of processing method of bamboo processing waste liquid as described in claim 1, which is characterized in that the nitrobacteria, acetic acid
Bacterium, long mucoraceous bacterial population are 4.5 × 105-2×108 CFU/g。
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| CN105967350A (en) * | 2016-07-07 | 2016-09-28 | 安徽国能亿盛环保科技有限公司 | Enzyme-containing sewage treating agent and preparation method thereof |
| CN106145381A (en) * | 2016-07-07 | 2016-11-23 | 马鞍山市顺达环保设备有限公司 | A kind of high efficiency sewage treating agent and preparation method thereof |
| KR101780626B1 (en) * | 2017-04-29 | 2017-09-21 | 주식회사 한국환경기술 | Wastewater treatment mothod using a complex microbial agent |
| CN107827181A (en) * | 2017-12-04 | 2018-03-23 | 郑州源冉生物技术有限公司 | A kind of domestic sewage treating compound and preparation method thereof |
| CN108298630A (en) * | 2018-02-08 | 2018-07-20 | 合肥市大卓电力有限责任公司 | A kind of novel environment friendly water treatment agent and preparation method |
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