CN1994909A - Printing and dyeing sewage processing method - Google Patents
Printing and dyeing sewage processing method Download PDFInfo
- Publication number
- CN1994909A CN1994909A CN 200610201487 CN200610201487A CN1994909A CN 1994909 A CN1994909 A CN 1994909A CN 200610201487 CN200610201487 CN 200610201487 CN 200610201487 A CN200610201487 A CN 200610201487A CN 1994909 A CN1994909 A CN 1994909A
- Authority
- CN
- China
- Prior art keywords
- coagulating agent
- sulfate
- dyeing
- complex element
- chloride
- 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.)
- Pending
Links
- 238000004043 dyeing Methods 0.000 title claims abstract description 34
- 238000007639 printing Methods 0.000 title claims abstract description 34
- 239000010865 sewage Substances 0.000 title claims description 49
- 238000003672 processing method Methods 0.000 title 1
- 239000000701 coagulant Substances 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 25
- 239000003814 drug Substances 0.000 claims abstract description 17
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 13
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims abstract description 12
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 11
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 11
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 11
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 11
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 11
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 6
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 5
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 claims abstract description 5
- 239000001110 calcium chloride Substances 0.000 claims abstract description 5
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 5
- 125000002091 cationic group Chemical group 0.000 claims abstract description 5
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 5
- 229920002401 polyacrylamide Polymers 0.000 claims abstract description 5
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims abstract description 5
- 229960001763 zinc sulfate Drugs 0.000 claims abstract description 5
- 229910000368 zinc sulfate Inorganic materials 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims description 19
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 17
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 9
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 9
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 8
- -1 acrylic amine Chemical class 0.000 claims description 4
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical class O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 4
- 239000011592 zinc chloride Substances 0.000 claims description 4
- 235000005074 zinc chloride Nutrition 0.000 claims description 4
- 229940079593 drug Drugs 0.000 abstract description 9
- 150000001875 compounds Chemical class 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 abstract description 3
- 229910000329 aluminium sulfate Inorganic materials 0.000 abstract description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229920006322 acrylamide copolymer Polymers 0.000 abstract 1
- 235000011128 aluminium sulphate Nutrition 0.000 abstract 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 abstract 1
- 235000019341 magnesium sulphate Nutrition 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000008901 benefit Effects 0.000 description 6
- 229920000592 inorganic polymer Polymers 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 159000000013 aluminium salts Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000009300 dissolved air flotation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000009688 glial response Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a disposing method of printing and dyeing effluent, which is characterized by the following: adding coagulant in the effluent pipe or outlet through drug spraying pipe; connecting at least one auxiliary pipe on the drug spraying pipe; adding compound element in the coagulant to improve the efficiency of coagulant; blending compound element and coagulant into effluent in the effluent pipe; adopting coagulant from polyaluminium chloride, aluminum sulfate, polyaluminum sulfate, polyferric sulfate, ferrous sulfate or iron trichloride; setting the compound element from calcium chloride, polyaluminium chloride, aluminium sulfate, polyaluminium sulfate, polyferric sulfate, ferrous sulfate, iron trichloride, magnesium chloride, magnesium sulfate, zinc sulfate, active silicon acid, cationic polyacrylamide, diallyl dimethyl ammonium chloride or acrylamide copolymer.
Description
Technical field
The present invention relates to a kind of treatment process of dyeing and printing sewage, belong to technical field of sewage.
Background technology
In dyeing and printing sewage processing and purification of water quality, coagulation is one of them very important unit, it is the state that changes particulate matter in the water by coagulating agent, suspension composition and colloid composition in the water are broken away from, forming under certain conditions can be precipitated or the flco of dissolved air flotation, by precipitation or air supporting, make this part flco separately then.In coagulating treatment, for the employed coagulating agent of dissimilar sewage is the key of handling, therefore a lot of researchists are arranged in addition at new composite coagulant or the flocculation agent of active research exploitation, and the existing various coagulating agent of handling dyeing and printing sewage mainly also are to use molysite or aluminium salt, do not do good differentiation at dyeing and printing sewage; Complex process also is a significant element in sewage disposal simultaneously, exist some problems of composite time and consumption on the complex process, such as in handling the dyeing and printing sewage process, with regard to exist the slow and coagulating agent of coagulating agent and dyeing and printing sewage reaction not with water in suspended substance problem such as react, cause the metallic element in the coagulating agent to remain in the water, produced secondary pollution, the reaction of coagulating agent is incomplete simultaneously, also cause the waste of coagulating agent, more increased the expense of sewage disposal.
Summary of the invention
The objective of the invention is to, a kind of new dyeing and printing sewage treatment process is provided.Utilize method of the present invention and coagulating agent to handle dyeing and printing sewage, have good sewage processing effect, advantage such as residuals is few in coagulating agent sufficient reacting, the water, the medicament usage quantity is little
Technical scheme of the present invention: a kind of treatment process of dyeing and printing sewage, be included in the sewer line or the exit adds coagulating agent by the medicine spraying tube road, this method is to connect at least 1 additional pipeline on the medicine spraying tube road, in coagulating agent, add the complex element (or being called compound substance) that is used to improve coagulating agent efficient by additional pipeline, complex element with enter sewer line after coagulating agent mixes in or in the sewage in exit; Described coagulating agent is polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate or iron trichloride; Described complex element is calcium chloride, polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate, iron trichloride, magnesium chloride, sal epsom, zinc sulfate, zinc chloride, activated silicic acid, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer.
Above-mentioned dyeing and printing sewage treatment process is, complex element and coagulating agent blended time is less than 7 seconds, and then enters in the sewage in sewer line or exit.
Above-mentioned dyeing and printing sewage treatment process is that complex element and coagulating agent blended time are 2～6 seconds, and then enter in the sewage in sewer line or exit.
Above-mentioned dyeing and printing sewage treatment process is that by 1000 parts in the every adding coagulating agent of mass parts, corresponding adding complex element is 0.5～100 part.
Aforesaid dyeing and printing sewage treatment process is that by 1000 parts in the every adding coagulating agent of mass parts, corresponding adding complex element is 0.5～20 part.
Aforesaid dyeing and printing sewage treatment process is that by 1000 parts in the every adding coagulating agent of mass parts, corresponding adding complex element is 0.5～10 part.
Compared with the prior art, utilize method of the present invention and coagulating agent to handle dyeing and printing sewage, have good sewage processing effect, advantage such as residuals is few in coagulating agent sufficient reacting, the water, the medicament usage quantity is little.
The applicant finds in long-term practice and test, coagulating agent is with after the complex element of various compositions mixes, promptly produce a kind of inorganic polymer of more high-polymerization degree, complex element is meant the various medicaments that can improve the coagulating agent effect, but in reaction process, the inorganic polymer form only can be stabilized in the very short time, prolong in time, can make the inorganic polymer of high-polymerization degree progressively return to original coagulation form, therefore complex element is dropped into be mixed in the coagulating agent and drop into the time of reacting in the sewage, need in seconds finish.According to above-mentioned situation, the applicant adopts properly mixed coagulating agent and complex element separate inputs, afterwards contacts the effect that reaches optimal coagulation during the inorganic polymer form of formation high-polymerization degree with sewage in coagulating agent and complex element mixing.Adopt such method can reduce the consumption of coagulating agent 1/3, make that again suspended substance and the glial response in coagulating agent and the sewage is more complete, the coagulating agent utilization is more thorough, has reduced coagulating agent and has remained in the water, has avoided the secondary pollution to water quality.The applicant also tests pairing all kinds of sewage repeatedly according to this method simultaneously; processing dyeing and printing sewage optimal coagulating agent of institute and complex element have been found; and only proportion relation; when having solved problem of environmental pollution, reduced processing cost like this; but and to the second stage employ also of the dyeing and printing sewage after handling; further save fund and Water Energy, protected environment, had good economic benefits and social benefit.
Description of drawings
Accompanying drawing 1 is an enforcement principle schematic of the present invention.
Embodiment
Embodiments of the invention, because of different types of coagulating agent such as polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate or iron trichloride, can react at short notice during mixing, form the inorganic polymer form, therefore coagulating agent of the present invention and complex element (or claiming compound substance) can be allied substances, but can not use identical material as coagulating agent and complex element simultaneously at drug feeding pipeline 2 and additional pipeline 3 in concrete the use.
As shown in Figure 1, a drug feeding pipeline 2 is set on the blow-off line 1 of mobile dyeing and printing sewage, side in drug feeding pipeline 2 connects an additional pipeline 3, add coagulating agent by drug feeding pipeline 2, the coagulating agent that is added is that polymerize aluminum chloride also can be Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate or iron trichloride.And by tube-carrier 3 adding complex elements, the complex element that is added is that calcium chloride also can be polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate, iron trichloride, magnesium chloride, sal epsom, zinc sulfate, zinc chloride, activated silicic acid, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer, pass through 1000 parts of polymerize aluminum chlorides of drug feeding pipeline 2 every addings by mass parts, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate or iron trichloride, the corresponding additional pipeline 2 that passes through adds 2 parts of calcium chloride, polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate, iron trichloride, magnesium chloride, sal epsom, zinc sulfate, zinc chloride, activated silicic acid, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer.The coagulating agent that is added mixes in 7 seconds in drug feeding pipeline 2 bottoms with complex element, form the inorganic polymer form, and contact with the mobile dyeing and printing sewage rapidly, make medicament be diffused in the dyeing and printing sewage uniformly rapidly, fully after the hydrolysis, can finish processing to dyeing and printing sewage, dyeing and printing sewage after handling is tested, it goes out water ph value, the COD value all can reach national standard, but and the second stage employ also of the dyeing and printing sewage after handling, save fund and Water Energy, had good economic benefits and social benefit.
Main points of the present invention be with properly mixed coagulating agent with after complex element mixes, in the regular hour, render in the dyeing and printing sewage fast and finish chemical reaction in the dyeing and printing sewage treating processes.Be not limited in by drug feeding pipeline and additional pipeline and throw in coagulating agent and complex element,, also can adopt other dosing mode as long as can satisfy above-mentioned requirements.
Claims (6)
1. the treatment process of a dyeing and printing sewage, be included in the sewer line or the exit adds coagulating agent by the medicine spraying tube road, it is characterized in that: on the medicine spraying tube road, connect at least 1 additional pipeline, in coagulating agent, add the complex element that is used to improve coagulating agent efficient by additional pipeline, complex element with enter sewer line after coagulating agent mixes in or in the sewage in exit; Described coagulating agent is polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate or iron trichloride; Described complex element is calcium chloride, polymerize aluminum chloride, Tai-Ace S 150, polyaluminium sulfate, bodied ferric sulfate, ferrous sulfate, iron trichloride, magnesium chloride, sal epsom, zinc sulfate, zinc chloride, activated silicic acid, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer.
2. dyeing and printing sewage treatment process according to claim 1 is characterized in that: complex element and coagulating agent blended time is less than 7 seconds, and then enters in the sewage in sewer line or exit.
3. dyeing and printing sewage treatment process according to claim 2 is characterized in that: complex element and coagulating agent blended time are 2～6 seconds, and then enter in the sewage in sewer line or exit.
4. according to claim 1,2 or 3 described dyeing and printing sewage treatment processs, it is characterized in that: by 1000 parts in the every adding coagulating agent of mass parts, corresponding adding complex element is 0.5～100 part.
5. dyeing and printing sewage treatment process according to claim 4 is characterized in that: by 1000 parts in the every adding coagulating agent of mass parts, corresponding adding complex element is 0.5～20 part.
6. dyeing and printing sewage treatment process according to claim 5 is characterized in that: by 1000 parts in the every adding coagulating agent of mass parts, corresponding adding complex element is 0.5～10 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610201487 CN1994909A (en) | 2006-12-30 | 2006-12-30 | Printing and dyeing sewage processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610201487 CN1994909A (en) | 2006-12-30 | 2006-12-30 | Printing and dyeing sewage processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1994909A true CN1994909A (en) | 2007-07-11 |
Family
ID=38250130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610201487 Pending CN1994909A (en) | 2006-12-30 | 2006-12-30 | Printing and dyeing sewage processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1994909A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830546A (en) * | 2010-04-13 | 2010-09-15 | 沈阳化工学院 | Poly-aluminum chloride-magnesium printing and dyeing wastewater coagulant and preparation method thereof |
| CN101955251A (en) * | 2010-09-07 | 2011-01-26 | 朱文强 | Coking sewage treating agent and preparation method thereof |
| FR2950619A1 (en) * | 2009-09-25 | 2011-04-01 | Serge Ferlay | PROCESS FOR DEULFATATION OF ACID RELEASES FROM THE TITANIUM INDUSTRY |
| CN102001736A (en) * | 2010-12-18 | 2011-04-06 | 东海翔集团有限公司 | Preparation method of medicament for treating textile printing and dyeing wastewater |
| CN102001735A (en) * | 2010-12-18 | 2011-04-06 | 东海翔集团有限公司 | Medicament for treating textile printing and dyeing waste water |
| CN101628746B (en) * | 2009-08-26 | 2011-11-16 | 暨南大学 | Polymeric aluminum ferric chloride-polydimethyldiallylammonium chloride composite coagulant and preparation method thereof |
| CN102491468A (en) * | 2011-12-08 | 2012-06-13 | 贵州赤天化纸业股份有限公司 | Complex coagulant for sewage treatment |
| CN103420536A (en) * | 2013-08-30 | 2013-12-04 | 北京英特环科水处理工程设备有限公司 | Treatment device and method for reutilization of leather waste water |
| CN104711877A (en) * | 2015-03-11 | 2015-06-17 | 西安工程大学 | In-situ mineralization and water-saving emission-reduction dyeing post-treatment method for polyacrylonitrile fibers and auxiliary agents |
| CN105056902A (en) * | 2015-08-03 | 2015-11-18 | 四川农业大学 | Method for treatment of anionic pollutant containing wastewater with modified tobacco straw |
| CN105461114A (en) * | 2015-12-28 | 2016-04-06 | 中国矿业大学(北京) | Treatment method of ABS resin production wastewater |
| CN105645541A (en) * | 2016-01-28 | 2016-06-08 | 叶君芝 | Decolorizing flocculant for dye wastewater |
| CN105984924A (en) * | 2015-02-10 | 2016-10-05 | 王志龙 | Papermaking sewage treatment method |
| CN105984923A (en) * | 2015-02-09 | 2016-10-05 | 王志龙 | Leather sewage processing method |
| CN106348414A (en) * | 2016-11-28 | 2017-01-25 | 沈阳建筑大学 | Tail water enhanced flocculation and inclined plate settlement coupling treatment system of sewage plant and technology method |
| CN108059278A (en) * | 2017-12-26 | 2018-05-22 | 重庆丰望环保科技有限公司 | A kind of papermaking wastewater air-flotation process system and coagulant |
| CN109502723A (en) * | 2018-12-31 | 2019-03-22 | 上海勘察设计研究院(集团)有限公司 | A kind of Dying Wastewater Treatment & underground water discoloration method |
-
2006
- 2006-12-30 CN CN 200610201487 patent/CN1994909A/en active Pending
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101628746B (en) * | 2009-08-26 | 2011-11-16 | 暨南大学 | Polymeric aluminum ferric chloride-polydimethyldiallylammonium chloride composite coagulant and preparation method thereof |
| FR2950619A1 (en) * | 2009-09-25 | 2011-04-01 | Serge Ferlay | PROCESS FOR DEULFATATION OF ACID RELEASES FROM THE TITANIUM INDUSTRY |
| CN101830546A (en) * | 2010-04-13 | 2010-09-15 | 沈阳化工学院 | Poly-aluminum chloride-magnesium printing and dyeing wastewater coagulant and preparation method thereof |
| CN101830546B (en) * | 2010-04-13 | 2011-10-12 | 沈阳化工学院 | Poly-aluminum chloride-magnesium printing and dyeing wastewater coagulant and preparation method thereof |
| CN101955251A (en) * | 2010-09-07 | 2011-01-26 | 朱文强 | Coking sewage treating agent and preparation method thereof |
| CN102001736A (en) * | 2010-12-18 | 2011-04-06 | 东海翔集团有限公司 | Preparation method of medicament for treating textile printing and dyeing wastewater |
| CN102001735A (en) * | 2010-12-18 | 2011-04-06 | 东海翔集团有限公司 | Medicament for treating textile printing and dyeing waste water |
| CN102001736B (en) * | 2010-12-18 | 2012-09-26 | 东海翔集团有限公司 | Preparation method of medicament for treating textile printing and dyeing wastewater |
| CN102001735B (en) * | 2010-12-18 | 2012-11-14 | 东海翔集团有限公司 | Medicament for treating textile printing and dyeing waste water |
| CN102491468A (en) * | 2011-12-08 | 2012-06-13 | 贵州赤天化纸业股份有限公司 | Complex coagulant for sewage treatment |
| CN103420536A (en) * | 2013-08-30 | 2013-12-04 | 北京英特环科水处理工程设备有限公司 | Treatment device and method for reutilization of leather waste water |
| CN105984923A (en) * | 2015-02-09 | 2016-10-05 | 王志龙 | Leather sewage processing method |
| CN105984924A (en) * | 2015-02-10 | 2016-10-05 | 王志龙 | Papermaking sewage treatment method |
| CN104711877A (en) * | 2015-03-11 | 2015-06-17 | 西安工程大学 | In-situ mineralization and water-saving emission-reduction dyeing post-treatment method for polyacrylonitrile fibers and auxiliary agents |
| CN104711877B (en) * | 2015-03-11 | 2017-03-15 | 西安工程大学 | Polyacrylonitrile fibre original position mineralising, water-saving and emission-reducing dyeing post-processing approach and auxiliary agent |
| CN105056902A (en) * | 2015-08-03 | 2015-11-18 | 四川农业大学 | Method for treatment of anionic pollutant containing wastewater with modified tobacco straw |
| CN105461114A (en) * | 2015-12-28 | 2016-04-06 | 中国矿业大学(北京) | Treatment method of ABS resin production wastewater |
| CN105645541A (en) * | 2016-01-28 | 2016-06-08 | 叶君芝 | Decolorizing flocculant for dye wastewater |
| CN106348414A (en) * | 2016-11-28 | 2017-01-25 | 沈阳建筑大学 | Tail water enhanced flocculation and inclined plate settlement coupling treatment system of sewage plant and technology method |
| CN108059278A (en) * | 2017-12-26 | 2018-05-22 | 重庆丰望环保科技有限公司 | A kind of papermaking wastewater air-flotation process system and coagulant |
| CN108059278B (en) * | 2017-12-26 | 2024-06-11 | 重庆丰望环保科技有限公司 | Papermaking sewage air-floatation treatment system and coagulant |
| CN109502723A (en) * | 2018-12-31 | 2019-03-22 | 上海勘察设计研究院(集团)有限公司 | A kind of Dying Wastewater Treatment & underground water discoloration method |
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