CN105253935A - Industrial coking wastewater treatment agent and preparation method thereof - Google Patents

Industrial coking wastewater treatment agent and preparation method thereof Download PDF

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Publication number
CN105253935A
CN105253935A CN201510788329.3A CN201510788329A CN105253935A CN 105253935 A CN105253935 A CN 105253935A CN 201510788329 A CN201510788329 A CN 201510788329A CN 105253935 A CN105253935 A CN 105253935A
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CN
China
Prior art keywords
parts
treating agent
industrial coking
sewage treating
coking sewage
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CN201510788329.3A
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Chinese (zh)
Inventor
范洲卫
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范洲卫
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Priority to CN201510788329.3A priority Critical patent/CN105253935A/en
Publication of CN105253935A publication Critical patent/CN105253935A/en

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Abstract

The invention discloses an industrial coking sewage treatment agent and a preparation method thereof. The industrial coking sewage treatment agent is prepared from, by parts of weight, polymeric magnesium sulfate, polymeric aluminum chloride, polyacrylamide, ferric chloride, waste plant straw, chitosan-graphene, an adsorption packing and an oxidizing agent. The preparation method comprises the steps that the polymeric magnesium sulfate, the polymeric aluminum chloride, the polyacrylamide and the ferric chloride are respectively added into a reaction kettle to be mixed; reaction is performed after water adding, the oxidizing agent and the waste plant straw are added, and stirring is continuously performed; finally, the chitosan-graphene and the adsorption packing are added to achieve full reaction of the materials, and concentration and drying are performed after natural cooling. The industrial coking sewage treatment agent has remarkable coking wastewater treatment effect, can effectively remove impurities in wastewater, such as suspended matter, irritant gas and COD, and does not produce secondary pollution, the raw materials are cheap and are easy to obtain, a preparation process is simple, and the cost is low.

Description

A kind of industrial coking sewage treating agent and preparation method thereof

Technical field

The present invention relates to technical field of sewage, specifically a kind of industrial 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, and containing a large amount of poisonous and harmful hard-degraded substances, as organism such as phenolic compound, fatty compounds and polycyclic aromatic hydrocarbonss, these materials are very large to environmental hazard.The treating coking wastewater biologically that current China generally adopts A/O etc. traditional, but efficiency is lower, effectively cannot remove the aromatic hydrocarbons in coking chemical waste water and nitrogen-containing heterocycle compound, and water outlet COD and ammonia nitrogen are difficult to qualified discharge simultaneously.

The random discharge of coked waste water causes environmental pollution important source of pollution, from permanent consideration, needs the more effective industrial coking sewage treating agent of one; About industrial 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, flow process is comparatively complicated, equipment used floor space is large, facility investment is large, and 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

The object of the present invention is to provide a kind of industrial coking sewage treating agent and preparation method thereof, to solve the problem proposed in above-mentioned background technology.

For achieving the above object, the invention provides following technical scheme:

A kind of industrial coking sewage treating agent, be made up of the raw material of following weight part: 20 ~ 30 parts, polyaluminum sulfate magnesium, polymerize aluminum chloride 30 ~ 40 parts, polyacrylamide 12 ~ 16 parts, 15 ~ 20 parts, iron(ic) chloride, waste plant straws 25 ~ 35 parts, chitosan-Graphene 14 ~ 18 parts, adsorption stuffing 30 ~ 36 parts, 10 ~ 16 parts, oxygenant.

As the further scheme of the present invention: described adsorption stuffing is the one in diatomite, wilkinite, flyash or kaolin.

As the further scheme of the present invention: described oxygenant 1: 3 ~ 5 to be made up of in mass ratio potassium permanganate and Losantin.

As the present invention's further scheme: described waste gas straw is one or more in wheat stalk, rice straw, soybean stalk, maize straw or jowar stalk.

A preparation method for described industrial coking sewage treating agent, concrete preparation process is as follows: polyaluminum sulfate magnesium, polymerize aluminum chloride, polyacrylamide and iron(ic) chloride are added in reactor respectively and mix; (2) add water, the temperature of reactor is controlled carry out stirring 6 ~ 8h at 50 ~ 60 DEG C; (3) oxygenant is added in reactor react, and continue stirring 2 ~ 3h, adding waste plant straws, continue to stir; (4) finally add chitosan-Graphene and adsorption stuffing, carry out stirring 80 ~ 90min, make it fully react; (5) after naturally cooling, concentrate drying.

Compared with prior art, the invention has the beneficial effects as follows: treatment agent of the present invention, can effectively except impurity such as suspended substance, irritant gas and the COD in decontaminated water to the obvious processing effect of coked waste water, and can not secondary pollution be produced, cheaper starting materials is easy to get, and preparation technology is simple, and cost is low.

Embodiment

Below in conjunction with the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only 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

Industry coking sewage treating agent, is made up of the raw material of following weight part: 20 parts, polyaluminum sulfate magnesium, polymerize aluminum chloride 40 parts, polyacrylamide 12 parts, 20 parts, iron(ic) chloride, wheat stalk 25 parts, chitosan-Graphene 18 parts, 30 parts, diatomite, 16 parts, oxygenant.

Oxygenant to be made up of in mass ratio potassium permanganate and Losantin at 1: 3.

Embodiment 2

Industry coking sewage treating agent, is made up of the raw material of following weight part: 25 parts, polyaluminum sulfate magnesium, polymerize aluminum chloride 35 parts, polyacrylamide 14 parts, 18 parts, iron(ic) chloride, rice straw 30 parts, chitosan-Graphene 16 parts, wilkinite 33 parts, 13 parts, oxygenant.

Oxygenant to be made up of in mass ratio potassium permanganate and Losantin at 1: 4.

Embodiment 3

Industry coking sewage treating agent, is made up of the raw material of following weight part: 30 parts, polyaluminum sulfate magnesium, polymerize aluminum chloride 30 parts, polyacrylamide 16 parts, 15 parts, iron(ic) chloride, soybean stalk 35 parts, chitosan-Graphene 14 parts, 36 parts, flyash, 10 parts, oxygenant.

Oxygenant to be made up of in mass ratio potassium permanganate and Losantin at 1: 5.

The preparation method of industrial coking sewage treating agent in the various embodiments described above, concrete preparation process is as follows: polyaluminum sulfate magnesium, polymerize aluminum chloride, polyacrylamide and iron(ic) chloride are added in reactor respectively and mix; (2) add water, the temperature of reactor is controlled carry out stirring 8h at 60 DEG C; (3) oxygenant is added in reactor react, and continue to stir 3h, adding waste plant straws, continue to stir; (4) finally add chitosan-Graphene and adsorption stuffing, carry out stirring 90min, make it fully react; (5) after naturally cooling, concentrate drying.

Experimental example

The industrial coking sewage treating agent obtained by embodiment 1-3 carries out effluent cycle process experiment to the coked waste water of coke-oven plant, sewage 1000L, pump flow 4m 3/ h, the model of ozonizer is 2008/h, per minute passes into oxygen 30L, and the ozone content after ozonizer process in oxygen is about 95mg/L, and sewage temperature is room temperature, containing hydro carbons and sulfocompound in sewage, have a strand unpleasant kerosene taste, continue experiment 2h, sewage smells disappears to smell by there being unpleasant kerosene taste, occur lather collapse after a large amount of foam in process, final treatment effect is in table 1 and table 2.

Table 1

Composition Treatment time CODmg/L before process CODmg/L after process COD clearance/% Embodiment 1 2 90 8 91.1 Embodiment 2 2 90 6 93.3 Embodiment 3 2 90 9 90

From result, treatment agent of the present invention is to the obvious processing effect of the COD impurity in coked waste water.

Table 2

Composition Treatment time NH before process 3-N NH after process 3-N NH 3-N clearance/% Embodiment 1 2 82 7 91.5 Embodiment 2 2 82 6 92.7 Embodiment 3 2 82 9 89.0

From result, treatment agent of the present invention is to the obvious processing effect of the nitrogen ammonia in coked waste water.

To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.

Claims (5)

1. an industrial coking sewage treating agent, it is characterized in that, be made up of the raw material of following weight part: 20 ~ 30 parts, polyaluminum sulfate magnesium, polymerize aluminum chloride 30 ~ 40 parts, polyacrylamide 12 ~ 16 parts, 15 ~ 20 parts, iron(ic) chloride, waste plant straws 25 ~ 35 parts, chitosan-Graphene 14 ~ 18 parts, adsorption stuffing 30 ~ 36 parts, 10 ~ 16 parts, oxygenant.
2. industrial coking sewage treating agent according to claim 1, is characterized in that, described adsorption stuffing is the one in diatomite, wilkinite, flyash or kaolin.
3. industrial coking sewage treating agent according to claim 1, is characterized in that, described oxygenant 1: 3 ~ 5 to be made up of in mass ratio potassium permanganate and Losantin.
4. industrial coking sewage treating agent according to claim 1, is characterized in that, described waste gas straw is one or more in wheat stalk, rice straw, soybean stalk, maize straw or broomcorn straw.
5. a preparation method for industrial coking sewage treating agent as claimed in claim 1, is characterized in that, concrete preparation process is as follows: polyaluminum sulfate magnesium, polymerize aluminum chloride, polyacrylamide and iron(ic) chloride are added in reactor respectively and mix; (2) add water, the temperature of reactor is controlled carry out stirring 6 ~ 8h at 50 ~ 60 DEG C; (3) oxygenant is added in reactor react, and continue stirring 2 ~ 3h, adding waste plant straws, continue to stir; (4) finally add chitosan-Graphene and adsorption stuffing, carry out stirring 80 ~ 90min, make it fully react; (5) after naturally cooling, concentrate drying.
CN201510788329.3A 2015-11-16 2015-11-16 Industrial coking wastewater treatment agent and preparation method thereof CN105253935A (en)

Priority Applications (1)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105749884A (en) * 2016-03-28 2016-07-13 柳州联海科技有限公司 Nitrogen-ammonia adsorbent prepared from modified chestnut shells and production method
CN106186236A (en) * 2016-08-28 2016-12-07 临沂润达水务有限公司 A kind of containing ferric chloride, the sewage-treating agent of iron sulfate
CN106430352A (en) * 2016-11-11 2017-02-22 甘肃金雨环保科技有限公司 Coking-delaying wastewater treatment agent as well as preparation method and use method thereof
CN107032425A (en) * 2017-06-23 2017-08-11 殷翠萍 A kind of coking sewage treating agent and preparation method thereof
CN107094794A (en) * 2017-05-11 2017-08-29 江苏苏沃尚新材料科技有限公司 A kind of wastewater disinfection powder, preparation method and its application method
CN107381983A (en) * 2017-07-24 2017-11-24 胡沛 A kind of medicament for handling oily sludge and preparation method thereof
CN107640794A (en) * 2017-09-13 2018-01-30 陈贤尧 A kind of efficient compound sewage inorganic agent for sanitary sewage and preparation method thereof

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* Cited by examiner, † Cited by third party
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US6461535B1 (en) * 1999-12-03 2002-10-08 Pan American Health Organization Composition for arsenic removal from ground water
JP2003103271A (en) * 2001-09-28 2003-04-08 Kobe Steel Ltd Treatment method for dioxins in wastewater
CN101648731A (en) * 2009-09-21 2010-02-17 同济大学 Coking wastewater advanced treatment agent and application thereof
CN102320702A (en) * 2011-08-23 2012-01-18 辽宁科技大学 The method of Coagulation and Adsorption and chemical oxidation associating advanced treatment on coking wastewater
CN102718295A (en) * 2012-06-01 2012-10-10 浙江省环境保护科学设计研究院 Compound medicament for treating coking wastewater and preparation method thereof
CN103641247A (en) * 2013-12-27 2014-03-19 姚为 Domestic sewage treatment agent and preparation method thereof
CN103864177A (en) * 2014-04-03 2014-06-18 林祝亮 Oil-containing wastewater treatment agent and preparation method thereof
CN104386790A (en) * 2014-11-13 2015-03-04 无锡伊佩克科技有限公司 Wastewater treatment reagent

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6461535B1 (en) * 1999-12-03 2002-10-08 Pan American Health Organization Composition for arsenic removal from ground water
JP2003103271A (en) * 2001-09-28 2003-04-08 Kobe Steel Ltd Treatment method for dioxins in wastewater
CN101648731A (en) * 2009-09-21 2010-02-17 同济大学 Coking wastewater advanced treatment agent and application thereof
CN102320702A (en) * 2011-08-23 2012-01-18 辽宁科技大学 The method of Coagulation and Adsorption and chemical oxidation associating advanced treatment on coking wastewater
CN102718295A (en) * 2012-06-01 2012-10-10 浙江省环境保护科学设计研究院 Compound medicament for treating coking wastewater and preparation method thereof
CN103641247A (en) * 2013-12-27 2014-03-19 姚为 Domestic sewage treatment agent and preparation method thereof
CN103864177A (en) * 2014-04-03 2014-06-18 林祝亮 Oil-containing wastewater treatment agent and preparation method thereof
CN104386790A (en) * 2014-11-13 2015-03-04 无锡伊佩克科技有限公司 Wastewater treatment reagent

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105749884A (en) * 2016-03-28 2016-07-13 柳州联海科技有限公司 Nitrogen-ammonia adsorbent prepared from modified chestnut shells and production method
CN106186236A (en) * 2016-08-28 2016-12-07 临沂润达水务有限公司 A kind of containing ferric chloride, the sewage-treating agent of iron sulfate
CN106430352A (en) * 2016-11-11 2017-02-22 甘肃金雨环保科技有限公司 Coking-delaying wastewater treatment agent as well as preparation method and use method thereof
CN106430352B (en) * 2016-11-11 2019-12-27 甘肃金雨环保科技有限公司 Delayed coking wastewater treatment agent and preparation method and application method thereof
CN107094794A (en) * 2017-05-11 2017-08-29 江苏苏沃尚新材料科技有限公司 A kind of wastewater disinfection powder, preparation method and its application method
CN107032425A (en) * 2017-06-23 2017-08-11 殷翠萍 A kind of coking sewage treating agent and preparation method thereof
CN107381983A (en) * 2017-07-24 2017-11-24 胡沛 A kind of medicament for handling oily sludge and preparation method thereof
CN107640794A (en) * 2017-09-13 2018-01-30 陈贤尧 A kind of efficient compound sewage inorganic agent for sanitary sewage and preparation method thereof
CN107640794B (en) * 2017-09-13 2020-06-12 张家港高奇化工生物有限公司 Efficient composite sewage treatment agent for domestic sewage and preparation method thereof

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Application publication date: 20160120