CN106006788A - Coal washing sewage treatment agentia - Google Patents
Coal washing sewage treatment agentia Download PDFInfo
- Publication number
- CN106006788A CN106006788A CN201610531249.4A CN201610531249A CN106006788A CN 106006788 A CN106006788 A CN 106006788A CN 201610531249 A CN201610531249 A CN 201610531249A CN 106006788 A CN106006788 A CN 106006788A
- Authority
- CN
- China
- Prior art keywords
- parts
- sewage treatment
- sodium
- coal washing
- washing 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.)
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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
-
- 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
-
- 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
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Cosmetics (AREA)
- Detergent Compositions (AREA)
Abstract
The invention discloses coal washing sewage treatment agentia which is prepared from, by mass, 21 parts of menthone, 18 parts of polymeric aluminium, 2 parts of polysorbate, 20 parts of polyimide, 1 part of polyethylene glycol, 8 parts of polyethyleneimine, 5 parts of thiocarbamic acid ester, 8 parts of zinc sulfate, 18 parts of expanded graphite, 5 parts of strong base, 5 parts of hydroxypropyl methyl cellulose, 18 parts of calcium hydroxide, 85 parts of polyacrylamide, 20 parts of aluminum oxide, 5 parts of dodecyl diethylenetriamine, 11 parts of tetradecyl alcohol, 8 parts of quartz sand, 5 parts of tert-butylamine, 5 parts of water soluble starch xanthate ester, 10 parts of carbon black, 20 parts of sodium carbonate, 10 parts of sodium bicarbonate, 5 parts of cellulose, 40 parts of octaphenyl polyoxyethyiene, 2 parts of hydrochloric acid, 5 parts of ethylenediaminetetraacetic acid, 40 parts of sodium laurylsulfate and 2 parts of fatty amine.
Description
Technical field
The present invention relates to a kind of coal washing sewage treatment drug, belong to technical field of sewage.
Background technology
The kind of coal washing sewage, content and existing forms are different with different manufacturing enterprises.Existing processing method effect is not
Good.
Summary of the invention
It is an object of the invention to provide a kind of coal washing sewage treatment drug, in order at preferably for coal washing sewage
Reason.
To achieve these goals, technical scheme is as follows.
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 21 parts, aluminium polychlorid 18
Part, Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, sulphuric acid
8 parts of zinc, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85
Part, aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water
Soluble starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, octyl phenol polyoxyethylene
40 parts of ether, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Detailed description of the invention
Embodiment 1
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 21 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 2
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 22 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 3
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 23 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 4
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 24 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 5
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 25 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 6
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 26 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 7
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 27 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 8
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 28 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 9
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 29 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 10
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 30 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, zinc sulfate 8
Part, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85 parts,
Aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water-soluble
Property starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, OPEO
40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Embodiment 11
A kind of coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 21 parts, aluminium polychlorid 18 parts,
Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, (N selects from 1,2,3,4,5,6,7,9,10 polymine N part
Select), thiocarbamate 5 parts, 8 parts of zinc sulfate, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, hydrogen
Calcium oxide 18 parts, take polyacrylamide 85 parts, aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11
Part, quartz sand 8 parts, tert-butylamine 5 parts, water soluble starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate L part
(L selects from 1,2,3,4,5,6,7,9,10), cellulose M part (M selects from 1,2,3,4,5,6,7,9,10), octylphenol polyethylene
Oxygen vinyl Ether 40 parts, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, be ground to 100 mesh,
?.
Claims (2)
1. a coal washing sewage treatment drug, is made up of the following material of mass fraction: menthone 21 parts, aluminium polychlorid 18
Part, Polysorbate 2 parts, polyimides 20 parts, Polyethylene Glycol 1 part, polymine 8 parts, thiocarbamate 5 parts, sulphuric acid
8 parts of zinc, expanded graphite 18 parts, 5 parts of highly basic, 5 parts of hydroxypropyl methyl cellulose sodium, calcium hydroxide 18 parts, take polyacrylamide 85
Part, aluminium sesquioxide 20 parts, dodecyl diethylenetriamines 5 parts, ten four carbon alcohols 11 parts, quartz sand 8 parts, tert-butylamine 5 parts, water
Soluble starch xanthate 5 parts, white carbon black 10 parts, sodium carbonate 20 parts, sodium bicarbonate 10 parts, cellulose 5 parts, octyl phenol polyoxyethylene
40 parts of ether, hydrochloric acid 2 parts, disodiumedetate 5 parts, sodium laurylsulfate 40 parts, fatty amine 2 parts.
The most above-mentioned concrete preparation process of coal washing sewage treatment drug is as follows: by above-mentioned raw materials mix homogeneously, is ground to 100 mesh, i.e.
Can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610531249.4A CN106006788A (en) | 2016-07-07 | 2016-07-07 | Coal washing sewage treatment agentia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610531249.4A CN106006788A (en) | 2016-07-07 | 2016-07-07 | Coal washing sewage treatment agentia |
Publications (1)
| Publication Number | Publication Date |
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| CN106006788A true CN106006788A (en) | 2016-10-12 |
Family
ID=57108154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610531249.4A Pending CN106006788A (en) | 2016-07-07 | 2016-07-07 | Coal washing sewage treatment agentia |
Country Status (1)
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| CN (1) | CN106006788A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335949A (en) * | 2016-11-23 | 2017-01-18 | 郑州源冉生物技术有限公司 | Composite and highly efficient sewage treatment agent from waste plastics and preparation method thereof |
| CN106430358A (en) * | 2016-11-23 | 2017-02-22 | 郑州源冉生物技术有限公司 | Composite efficient wastewater treating agent and preparing method thereof |
| CN107698007A (en) * | 2017-11-16 | 2018-02-16 | 杨理宇 | A kind of coal washing waste water inorganic agent of environment-friendly high-efficiency |
| CN110386650A (en) * | 2018-04-20 | 2019-10-29 | 上海四奥化工有限公司 | Coal washing polyacrylamide flocculant and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253970A (en) * | 1979-10-01 | 1981-03-03 | The United States Of America As Represented By The Secretary Of Agriculture | Flocculation of coals with water-soluble starch xanthates |
| CN1343631A (en) * | 2000-09-20 | 2002-04-10 | 吴兴久 | Cleaner for industrial sewage |
| CN103771560A (en) * | 2014-01-16 | 2014-05-07 | 江苏集贤绿色化学科技研究院有限公司 | Oilfield sewage treatment agent and preparation method thereof |
| CN104118921A (en) * | 2014-08-20 | 2014-10-29 | 江西省恩皓环保有限公司 | Heavy metal sewage treatment agent |
| CN104649350A (en) * | 2015-03-13 | 2015-05-27 | 苏州能华节能环保科技有限公司 | Water purification material and preparation method thereof |
-
2016
- 2016-07-07 CN CN201610531249.4A patent/CN106006788A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253970A (en) * | 1979-10-01 | 1981-03-03 | The United States Of America As Represented By The Secretary Of Agriculture | Flocculation of coals with water-soluble starch xanthates |
| CN1343631A (en) * | 2000-09-20 | 2002-04-10 | 吴兴久 | Cleaner for industrial sewage |
| CN103771560A (en) * | 2014-01-16 | 2014-05-07 | 江苏集贤绿色化学科技研究院有限公司 | Oilfield sewage treatment agent and preparation method thereof |
| CN104118921A (en) * | 2014-08-20 | 2014-10-29 | 江西省恩皓环保有限公司 | Heavy metal sewage treatment agent |
| CN104649350A (en) * | 2015-03-13 | 2015-05-27 | 苏州能华节能环保科技有限公司 | Water purification material and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335949A (en) * | 2016-11-23 | 2017-01-18 | 郑州源冉生物技术有限公司 | Composite and highly efficient sewage treatment agent from waste plastics and preparation method thereof |
| CN106430358A (en) * | 2016-11-23 | 2017-02-22 | 郑州源冉生物技术有限公司 | Composite efficient wastewater treating agent and preparing method thereof |
| CN107698007A (en) * | 2017-11-16 | 2018-02-16 | 杨理宇 | A kind of coal washing waste water inorganic agent of environment-friendly high-efficiency |
| CN110386650A (en) * | 2018-04-20 | 2019-10-29 | 上海四奥化工有限公司 | Coal washing polyacrylamide flocculant and preparation method thereof |
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Application publication date: 20161012 |
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