CN104843809A - Coking sewage treatment agent and preparing method thereof - Google Patents
Coking sewage treatment agent and preparing method thereof Download PDFInfo
- Publication number
- CN104843809A CN104843809A CN201510258563.5A CN201510258563A CN104843809A CN 104843809 A CN104843809 A CN 104843809A CN 201510258563 A CN201510258563 A CN 201510258563A CN 104843809 A CN104843809 A CN 104843809A
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- flocculation agent
- coking
- sewage treatment
- agent
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- 239000010865 sewage Substances 0.000 title claims abstract description 41
- 238000004939 coking Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 57
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims abstract description 22
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000292 calcium oxide Substances 0.000 claims abstract description 11
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 11
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 claims abstract description 11
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims abstract description 11
- 229920002401 polyacrylamide Polymers 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011592 zinc chloride Substances 0.000 claims abstract description 11
- 235000005074 zinc chloride Nutrition 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 7
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 238000000746 purification Methods 0.000 claims abstract description 5
- 125000000129 anionic group Chemical group 0.000 claims abstract description 4
- 238000001556 precipitation Methods 0.000 claims abstract description 4
- 238000005189 flocculation Methods 0.000 claims description 24
- 230000016615 flocculation Effects 0.000 claims description 24
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 20
- 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 11
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 7
- 229920001661 Chitosan Polymers 0.000 claims description 2
- 108010010803 Gelatin Proteins 0.000 claims description 2
- 239000004368 Modified starch Substances 0.000 claims description 2
- 229920000881 Modified starch Polymers 0.000 claims description 2
- 235000010443 alginic acid Nutrition 0.000 claims description 2
- 229920000615 alginic acid Polymers 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 239000008273 gelatin Substances 0.000 claims description 2
- 229920000159 gelatin Polymers 0.000 claims description 2
- 235000019322 gelatine Nutrition 0.000 claims description 2
- 235000011852 gelatine desserts Nutrition 0.000 claims description 2
- 229920005610 lignin Polymers 0.000 claims description 2
- 235000019426 modified starch Nutrition 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000036284 oxygen consumption Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 238000005202 decontamination Methods 0.000 abstract 1
- 230000003588 decontaminative effect Effects 0.000 abstract 1
- 239000008394 flocculating agent Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 7
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000002894 chemical waste Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000035943 smell Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- -1 nitrogen-containing heterocycle compound Chemical class 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920005547 polycyclic aromatic hydrocarbon Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007858 starting material 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 relates to the field of sewage treatment, in particular to a coking sewage treatment agent and a preparing method of the coking sewage treatment agent. The coking sewage treatment agent and the preparing method are characterized in that 20 to 30 parts of ferric trichloride, 10 to 20 parts of aluminum polychlorid, 10 to 20 parts of polyferric sulfate, 5 to 10 parts of ferrous sulfate and 5 to 10 parts of zinc chloride are put into a reaction kettle; water is added; then, the temperature is controlled to be 20 to 28 DEG C; the stirring is carried out for 1h; then, 1 to 2 parts of anionic polyacrylamide are added for sufficient reaction; 5 to 10 parts of auxiliary ingredients of calcium oxide for precipitation purification, 2 to 4 parts of calcium aluminate powder and 3 to 5 parts of flocculating agents are added. The coking sewage treatment agent has higher removal rates on the chemical oxygen consumption, suspended materials and the chromacity. The method has the advantages that the operation cost is low, the decontamination effect is good, organic matters can be effectively degraded, odor is eliminated, and in addition, the effective decoloration is realized.
Description
Technical field
The present invention relates to sewage treatment area, particularly relate to a kind of coking sewage treating agent and preparation method thereof.
background technology
Coking chemical waste water is the waste water that coke-oven plant produces in coke refining, gas purification process, containing a large amount of poisonous and harmful hard-degraded substances, as organism such as phenolic compound, fatty compounds, heterogeneous ring compound and polycyclic aromatic hydrocarbonss, these materials are very large to environmental hazard, according to reports, most of heterocycle and aromatic hydrocarbons have variable and carinogenicity, therefore, coking chemical waste water is processed, is very important.At present, China generally adopts the treating coking wastewater biologically that A/O etc. is traditional, but efficiency is lower, effectively cannot remove the aromatic hydrocarbons in coking chemical waste water and nitrogen-containing heterocycle compound, water outlet COD and ammonia nitrogen are difficult to qualified discharge simultaneously, therefore, be necessary to seek a kind of can the approach of COD and ammonia nitrogen in efficient removal coking chemical waste water simultaneously.
The random discharge of coked waste water causes environmental pollution important source of pollution, therefore from permanent consideration, need the more effective coking sewage treating agent of one, about coking sewage treating agent, generally adopt iron protochloride, bodied ferric sulfate, waste material flue dust by the laggard row relax of mixing at present, the treatment effect of above-mentioned treatment agent is poor, equipment used floor space is large, and construction cost is high, and facility investment is large, running cost is high, has certain limitation in applying.Degrade to objectionable impurities and process thorough not, problem is removed in the decomposition except poison, deodorizing problem and organic pollutant fully not solving sewage.Especially to some important indicators, the removal rate as chemical oxygen demand, suspended substance is very low, is difficult to the emission standard reaching national regulation, and easily produces residue, cause secondary pollution.
Summary of the invention
(1) technical problem solved
For the deficiencies in the prior art, the invention provides a kind of coking sewage treating agent and preparation method thereof, coking sewage treating agent of the present invention is a kind of coking sewage treating agent high to the removal rate of coking chemical oxygen consumption of sewage (COD), suspended substance (SS), colourity, make coking water rapidly and efficiently reach sewage drainage standard.
(2)
technical scheme
Technical problem to be solved by this invention can be achieved through the following technical solutions:
A kind of coking sewage treating agent, its raw material is configured to by mass parts:
Iron trichloride 20-30 part polymerize aluminum chloride 10-20 part
The ferrous 5-10 part zinc chloride 5-10 part polyacrylamide 1-2 part of bodied ferric sulfate 10-20 part acid
Calcium oxide 5-10 part calcium aluminate powder 2-4 part
Flocculation agent 3-5 part.
A kind of coking sewage treating agent, its raw material is configured to by mass parts: iron trichloride 25-30 part polymerize aluminum chloride 15-20 part
Bodied ferric sulfate 15-20 part ferrous sulfate 8-10 part zinc chloride 8-10 part polyacrylamide 1-1.5 part
Calcium oxide 5-8 part calcium aluminate powder 2-4 part flocculation agent 3-5 part.
A kind of coking sewage treating agent, described flocculation agent comprise in chitosan class flocculation agent, modified starch flocculant, modified fibre flocculation agent, lignin flocculation agent, gummy flocculation agent, algin flocculation agent, gelatin flocculation agent one or several.
A kind of preparation method of coking sewage treating agent, its concrete preparation process is: iron trichloride 20-30 part, polymerize aluminum chloride 10-20 part, bodied ferric sulfate 10-20 part, ferrous sulfate 5-10 part, zinc chloride 5-10 part are put into reactor, then added water by (1); (2) controlled by temperature of reaction kettle to carry out more than stirring 1h at 20-28 DEG C, ancillary component calcium oxide 5-10 part, calcium aluminate powder 2-4 part of then adding anionic polyacrylamide 1-2 part and precipitation purification are fully reacted; (3) in reactor, add flocculation agent 3-5 part, temperature of reaction kettle is controlled carry out stirring 30-45 minute at 22-26 DEG C, make it fully react.
(3) beneficial effect
The invention provides a kind of coking sewage treating agent and preparation method thereof, a kind of coking sewage treating agent higher to the removal rate of coking chemical oxygen consumption of sewage (COD), suspended substance, colourity is provided, make coking water reach sewage drainage standard quickly and efficiently, and can not secondary pollution be produced.The present invention prepares coking sewage treating agent and uses cheaper starting materials to be easy to get, and the industrial ecology Circular Economic Thought of resource-based comprehensive utilization and trashformation reuse, low cost is prepared high added value coking sewage treating agent and is successfully applied to the process of coked waste water.The treatment effect of coking sewage treating agent of the present invention to coked waste water is better, by the present invention is carried out Experimental comparison with similar sewage-treating agent, through test of many times, verify that its effect is more stable, comparatively half is shortened in conventional processing agent in time, cost-saving, higher to the removal rate of coking chemical oxygen consumption of sewage (COD), suspended substance, colourity, can sewage drainage standard be reached, and can not secondary pollution be produced.Apply this treatment agent carry out Treatment of Coking Effluent application test research show, COD clearance reaches 78.82%, and chroma removal rate reaches 75%, and turbidity removal rate can reach 85.72%.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
embodiment 1:
In the present embodiment coking sewage treating agent raw material and be constructed as follows: iron trichloride 20 parts, polymerize aluminum chloride 10 parts, bodied ferric sulfate 10 parts, ferrous 5 parts of acid, zinc chloride 5 parts, polyacrylamide 1.5 parts, 8 parts, calcium oxide, calcium aluminate powder 3 parts, flocculation agent 4 parts.
Preparation method:
(1) iron trichloride 20 parts, polymerize aluminum chloride 10 parts, bodied ferric sulfate 10 parts, 5 parts, ferrous sulfate, zinc chloride 5 parts are put into reactor, then added water; (2) controlled by temperature of reaction kettle to carry out more than stirring 1h at 20-28 DEG C, 8 parts, ancillary component calcium oxide, calcium aluminate powder 3 parts of parts of then adding anionic polyacrylamide 1.5 parts and precipitation purification are fully reacted; (3) in reactor, add flocculation agent 4 parts, temperature of reaction kettle is controlled carry out stirring 30-45 minute at 22-26 DEG C, make it fully react, obtained finished product.
embodiment 2:
In the present embodiment coking sewage treating agent raw material and be constructed as follows: iron trichloride 25 parts, polymerize aluminum chloride 16 parts, bodied ferric sulfate 15 parts, ferrous 8 parts of acid, zinc chloride 8 parts, polyacrylamide 1.2 parts, 8 parts, calcium oxide, calcium aluminate powder 3 parts, flocculation agent 5 parts.
By the present embodiment weight part, preparation method is with embodiment 1.
embodiment 3:
In the present embodiment coking sewage treating agent raw material and be constructed as follows: iron trichloride 30 parts, polymerize aluminum chloride 20 parts, bodied ferric sulfate 20 parts, ferrous 10 parts of acid, zinc chloride 10 parts, polyacrylamide 1.5 parts, 8 parts, calcium oxide, calcium aluminate powder 4 parts, flocculation agent 5 parts.
By the present embodiment weight part, preparation method is with embodiment 1.
embodiment 4:
By sewage-treating agent obtained for embodiment 1 to embodiment 3, effluent cycle process experiment is carried out to the coked waste water of Ma Gang coke-oven plant, 1000 liters, sewage, pump flow 5m3/h, the model of ozonizer is 200g/h, per minute passes into oxygen 38 liters, and the ozone content after ozonizer process in oxygen is about 90mg/L.Sewage temperature is room temperature, containing hydro carbons and sulfocompound in sewage, has a strand unpleasant kerosene taste.Continue experiment 2h, sewage smells is by having unpleasant kerosene taste to smell disappearance, and occur lather collapse after a large amount of foam in process, final treatment effect is as shown in table 1.
The agent of table 1 different treatment is to COD contrast before and after the coked waste water process of Ma Gang coke-oven plant
It should be noted that, in this article, such as term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. a coking sewage treating agent, is characterized in that raw material is configured to by mass parts:
Iron trichloride 20-30 part
Polymerize aluminum chloride 10-20 part
Bodied ferric sulfate 10-20 part
Ferrous sulfate 5-10 part
Zinc chloride 5-10 part
Polyacrylamide 1-2 part
Calcium oxide 5-10 part
Calcium aluminate powder 2-4 part flocculation agent 3-5 part.
2. a kind of coking sewage treating agent according to claim 1, is characterized in that raw material is configured to by mass parts:
Iron trichloride 25-30 part
Polymerize aluminum chloride 15-20 part
Bodied ferric sulfate 15-20 part
Ferrous sulfate 8-10 part
Zinc chloride 8-10 part
Polyacrylamide 1-1.5 part
Calcium oxide 5-8 part
Calcium aluminate powder 2-4 part flocculation agent 3-5 part.
3. as claim 1-2 coking sewage treating agent as described in one of them, it is characterized in that, described flocculation agent comprise in chitosan class flocculation agent, modified starch flocculant, modified fibre flocculation agent, lignin flocculation agent, gummy flocculation agent, algin flocculation agent, gelatin flocculation agent one or several.
4. as the preparation method of claim 1-2 coking sewage treating agent as described in one of them, it is characterized in that, its concrete preparation process is: iron trichloride 20-30 part, polymerize aluminum chloride 10-20 part, bodied ferric sulfate 10-20 part, ferrous sulfate 5-10 part, zinc chloride 5-10 part are put into reactor, then added water by (1); (2) controlled by temperature of reaction kettle to carry out more than stirring 1h at 20-28 DEG C, ancillary component calcium oxide 5-10, calcium aluminate powder 2-4 part of then adding anionic polyacrylamide 1-2 part and precipitation purification are fully reacted; (3) in reactor, add flocculation agent 3-5 part, temperature of reaction kettle is controlled carry out stirring 30-45 minute at 22-26 DEG C, make it fully react.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510258563.5A CN104843809B (en) | 2015-05-20 | 2015-05-20 | Coking sewage treatment agent and preparing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510258563.5A CN104843809B (en) | 2015-05-20 | 2015-05-20 | Coking sewage treatment agent and preparing method thereof |
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| Publication Number | Publication Date |
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| CN104843809A true CN104843809A (en) | 2015-08-19 |
| CN104843809B CN104843809B (en) | 2017-01-25 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253925A (en) * | 2015-09-24 | 2016-01-20 | 安庆丰源化工有限公司 | Decolouring deodorizing sewage treatment agent |
| CN105293598A (en) * | 2015-09-24 | 2016-02-03 | 安庆丰源化工有限公司 | Fine chemical wastewater treatment agent |
| CN105540805A (en) * | 2015-12-08 | 2016-05-04 | 甘肃省建材科研设计院 | Potato starch waste water macro-molecule organic matter separation treatment special-purpose flocculating agent |
| CN106396144A (en) * | 2016-08-10 | 2017-02-15 | 仙桃市中楚化工有限责任公司 | A water stabilizing agent for middle- and low-pressure steam boilers |
| CN106587212A (en) * | 2016-12-30 | 2017-04-26 | 余姚市哈特馒餐饮有限公司 | Sewage treatment agent for treating oily wastewater and preparation method of sewage treatment agent |
| CN106746192A (en) * | 2016-12-08 | 2017-05-31 | 安徽睿知信信息科技有限公司 | A kind of city domestic sewage processing method |
| CN107098406A (en) * | 2017-05-14 | 2017-08-29 | 安徽泛亚环保科技有限公司 | A kind of domestic sewage treating compound and its production method |
| CN107162207A (en) * | 2017-05-14 | 2017-09-15 | 安徽泛亚环保科技有限公司 | It is a kind of to reduce the medicament and its production method of sanitary sewage COD value |
| CN107265583A (en) * | 2017-06-22 | 2017-10-20 | 四川省金晨科技有限公司 | It is a kind of for composite flocculation agent of sewage disposal and preparation method thereof |
| CN107879396A (en) * | 2017-12-08 | 2018-04-06 | 郑州源冉生物技术有限公司 | A kind of efficiently coking sewage treating agent and preparation method thereof |
| CN108715507A (en) * | 2018-05-25 | 2018-10-30 | 苏州佑君环境科技有限公司 | A kind of method for sludge treatment based on cloud computing |
| CN114212912A (en) * | 2021-12-09 | 2022-03-22 | 安徽汇源镀锌有限公司 | Hot galvanizing wastewater treatment method for metal product |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101955251A (en) * | 2010-09-07 | 2011-01-26 | 朱文强 | Coking sewage treating agent and preparation method thereof |
| CN104445562A (en) * | 2014-11-05 | 2015-03-25 | 南华大学 | Preparation method of coking wastewater treating agent |
-
2015
- 2015-05-20 CN CN201510258563.5A patent/CN104843809B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101955251A (en) * | 2010-09-07 | 2011-01-26 | 朱文强 | Coking sewage treating agent and preparation method thereof |
| CN104445562A (en) * | 2014-11-05 | 2015-03-25 | 南华大学 | Preparation method of coking wastewater treating agent |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253925A (en) * | 2015-09-24 | 2016-01-20 | 安庆丰源化工有限公司 | Decolouring deodorizing sewage treatment agent |
| CN105293598A (en) * | 2015-09-24 | 2016-02-03 | 安庆丰源化工有限公司 | Fine chemical wastewater treatment agent |
| CN105540805A (en) * | 2015-12-08 | 2016-05-04 | 甘肃省建材科研设计院 | Potato starch waste water macro-molecule organic matter separation treatment special-purpose flocculating agent |
| CN106396144A (en) * | 2016-08-10 | 2017-02-15 | 仙桃市中楚化工有限责任公司 | A water stabilizing agent for middle- and low-pressure steam boilers |
| CN106746192A (en) * | 2016-12-08 | 2017-05-31 | 安徽睿知信信息科技有限公司 | A kind of city domestic sewage processing method |
| CN106587212A (en) * | 2016-12-30 | 2017-04-26 | 余姚市哈特馒餐饮有限公司 | Sewage treatment agent for treating oily wastewater and preparation method of sewage treatment agent |
| CN107098406A (en) * | 2017-05-14 | 2017-08-29 | 安徽泛亚环保科技有限公司 | A kind of domestic sewage treating compound and its production method |
| CN107162207A (en) * | 2017-05-14 | 2017-09-15 | 安徽泛亚环保科技有限公司 | It is a kind of to reduce the medicament and its production method of sanitary sewage COD value |
| CN107265583A (en) * | 2017-06-22 | 2017-10-20 | 四川省金晨科技有限公司 | It is a kind of for composite flocculation agent of sewage disposal and preparation method thereof |
| CN107879396A (en) * | 2017-12-08 | 2018-04-06 | 郑州源冉生物技术有限公司 | A kind of efficiently coking sewage treating agent and preparation method thereof |
| CN108715507A (en) * | 2018-05-25 | 2018-10-30 | 苏州佑君环境科技有限公司 | A kind of method for sludge treatment based on cloud computing |
| CN114212912A (en) * | 2021-12-09 | 2022-03-22 | 安徽汇源镀锌有限公司 | Hot galvanizing wastewater treatment method for metal product |
| CN114212912B (en) * | 2021-12-09 | 2024-02-13 | 安徽汇源镀锌有限公司 | Hot galvanizing wastewater treatment method for metal products |
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| CN104843809B (en) | 2017-01-25 |
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