CN106904767A - The integrated conduct method of oily waste water acid & alkali liquid is processed using Treating Electroplate Wastewater Containing Nickel - Google Patents

The integrated conduct method of oily waste water acid & alkali liquid is processed using Treating Electroplate Wastewater Containing Nickel Download PDF

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Publication number
CN106904767A
CN106904767A CN201710223409.3A CN201710223409A CN106904767A CN 106904767 A CN106904767 A CN 106904767A CN 201710223409 A CN201710223409 A CN 201710223409A CN 106904767 A CN106904767 A CN 106904767A
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CN
China
Prior art keywords
oil
mixed liquor
nickel
waste water
treating electroplate
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Granted
Application number
CN201710223409.3A
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Chinese (zh)
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CN106904767B (en
Inventor
邹余耀
蒋伯元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Sanchao Diamond Tools Co ltd
Original Assignee
Nanjing Sanchao Advanced Materials Co Ltd
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Priority to CN201710223409.3A priority Critical patent/CN106904767B/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/40Devices for separating or removing fatty or oily substances or similar floating material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/16Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes

Abstract

The invention belongs to electroplating waste water treatment technology field, and in particular to a kind of utilization Treating Electroplate Wastewater Containing Nickel processes the integrated conduct method of oily waste water acid & alkali liquid.Mainly comprise the following steps:Step one, using in nickel plating production process produce Treating Electroplate Wastewater Containing Nickel with production process produce oil-containing acid pickle, oil-containing spent lye mix, adjustment mixed liquor pH value;Treating Electroplate Wastewater Containing Nickel in step 2, mixed liquor forms Ni (OH) under alkaline environment2;Step 3, under gas exposure effect, (OH) containing Ni is formed in mixed liquor2Foam, containing Ni (OH)2Foam is combined with the grease in oil-containing acid pickle, oil-containing spent lye, after precipitating, filtering, grease and Ni (OH) in mixed liquor2It is eliminated.It is of the invention to process oil-containing acid pickle and oil-containing spent lye using Treating Electroplate Wastewater Containing Nickel, treatment of wastes with processes of wastes against one another purpose is realized, comprehensive treatment effect is preferable, beneficial to industry energy conservation emission reduction and saving production cost.

Description

The integrated conduct method of oily waste water acid & alkali liquid is processed using Treating Electroplate Wastewater Containing Nickel
Technical field
The invention belongs to electroplating waste water treatment technology field, and in particular to one kind processes oily waste water using Treating Electroplate Wastewater Containing Nickel The integrated conduct method of acid & alkali liquid.
Background technology
Manufacturing enterprise is electroplated in nickel, the nickeliferous acid-base waste fluid of substantial amounts of oil-containing and Treating Electroplate Wastewater Containing Nickel can be produced in production.Its In, NaOH, surfactant are contained in spent lye, H is contained in acid pickle2SO4, HCL, surfactant etc..
At present, nickel plating manufacturing enterprise generally processes above-mentioned spent acid alkali lye using hyperfiltration, but due to above-mentioned spent acid alkali Oil content is higher in liquid, and reverse osmosis membrane not oil resistant, and processing procedure can cause process film to block, and treatment effect is bad, and film is used The lost of life, disposal ability is bad;If transferring to wastewater treatment company to process, cost for wastewater treatment is very high, and waste water is total Amount exceedes environmental impact assessment amount, causes a large amount of waste liquids to hoard, and has a strong impact on company's production.
The content of the invention
In order to solve the above-mentioned technical problem, it is an object of the invention to provide a kind for the treatment of of wastes with processes of wastes against one another, waste water resource can be made It is optimised the integrated conduct method that the good utilization Treating Electroplate Wastewater Containing Nickel of utilization, comprehensive treatment effect processes oily waste water acid & alkali liquid.
To realize above-mentioned technical purpose, the present invention uses following technical scheme:
The integrated conduct method of oily waste water acid & alkali liquid is processed using Treating Electroplate Wastewater Containing Nickel, is mainly comprised the following steps:
Step one, the oily waste water using generation in the Treating Electroplate Wastewater Containing Nickel and production process produced in nickel plating production process Acid solution, the mixing of oil-containing spent lye, adjustment mixed liquor pH value is 10.5~11;
Treating Electroplate Wastewater Containing Nickel in step 2, mixed liquor forms Ni (OH) under alkaline environment2
Step 3, under gas exposure effect, (OH) containing Ni is formed in mixed liquor2Foam, containing Ni (OH)2Foam and oil-containing spent acid Grease in liquid, oil-containing spent lye is combined, after precipitating, filtering, grease and Ni (OH) in mixed liquor2It is eliminated.
There is at least following beneficial effect due to using above-mentioned technical proposal, the present invention:The present invention makes full use of nickeliferous electricity Waste electroplating forms Ni (OH) under alkaline environment2Foam, under gas exposure effect, Ni (OH)2Foam is combined in reaching waste water with grease Grease and Ni (OH)2Removing purpose, except degreasing and Ni (OH)2Treatment water afterwards reaches reuse after being processed through next process, So by Optimum utilization waste water resource, the treatment of wastes with processes of wastes against one another is realized, waste water is effectively addressed, and after precipitation process Nickel-containing sludge can also obtain certain income, and comprehensive treatment effect preferably, beneficial to industry energy conservation emission reduction, is greatlyd save and is produced into This.
Brief description of the drawings
The following drawings is only intended to, in schematic illustration and explanation is done to the present invention, not delimit the scope of the invention.Wherein:
Fig. 1 is the process chart of the embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is expanded on further.In the following detailed description, only by explanation Mode describes some one exemplary embodiments of the invention.Undoubtedly, one of ordinary skill in the art will recognize, In the case of without departing from the spirit and scope of the present invention, described embodiment can be repaiied with a variety of modes Just.Therefore, accompanying drawing and description are inherently illustrative, are not intended to limit the scope of the claims.
With reference to Fig. 1, the integrated conduct method of oily waste water acid & alkali liquid is processed using Treating Electroplate Wastewater Containing Nickel, it is main to include following step Suddenly:
Step one, the oily waste water using generation in the Treating Electroplate Wastewater Containing Nickel and production process produced in nickel plating production process Acid solution, the mixing of oil-containing spent lye, adjustment mixed liquor pH value is 10.5~11;
Treating Electroplate Wastewater Containing Nickel in step 2, mixed liquor forms Ni (OH) under alkaline environment2
Step 3, mixed liquor are aerated 10 minutes, under gas exposure effect, (OH) containing Ni are formed in mixed liquor2Foam, containing Ni (OH)2Foam is combined with the grease in oil-containing acid pickle, oil-containing spent lye, after precipitation, filtering, grease and Ni in mixed liquor (OH)2It is eliminated.
Except degreasing and Ni (OH)2Rear not oil-containing, not nickel-containing waste water, reuse is reached after being processed through next process, and The nickel-containing sludge of precipitation can obtain certain extra returns through treatment.
Schematical specific embodiment of the invention is the foregoing is only, the scope of the present invention is not limited to.It is any Those skilled in the art, done equivalent variations and modification on the premise of design of the invention and principle is not departed from, The scope of protection of the invention all should be belonged to.

Claims (1)

1. the integrated conduct method of oily waste water acid & alkali liquid is processed using Treating Electroplate Wastewater Containing Nickel, it is characterised in that mainly included as follows Step:
Step one, the oil-containing spent acid using generation in the Treating Electroplate Wastewater Containing Nickel and production process produced in nickel plating production process Liquid, the mixing of oil-containing spent lye, adjustment mixed liquor pH value is 10.5~11;
Treating Electroplate Wastewater Containing Nickel in step 2, mixed liquor forms Ni (OH) under alkaline environment2
Step 3, under gas exposure effect, (OH) containing Ni is formed in mixed liquor2Foam, containing Ni (OH)2Foam and oil-containing acid pickle, contain Grease in oily spent lye is combined, after precipitating, filtering, grease and Ni (OH) in mixed liquor2It is eliminated.
CN201710223409.3A 2017-04-07 2017-04-07 Comprehensive treatment method for treating oil-containing waste acid alkali liquor by using nickel-containing electroplating wastewater Active CN106904767B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710223409.3A CN106904767B (en) 2017-04-07 2017-04-07 Comprehensive treatment method for treating oil-containing waste acid alkali liquor by using nickel-containing electroplating wastewater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710223409.3A CN106904767B (en) 2017-04-07 2017-04-07 Comprehensive treatment method for treating oil-containing waste acid alkali liquor by using nickel-containing electroplating wastewater

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CN106904767A true CN106904767A (en) 2017-06-30
CN106904767B CN106904767B (en) 2020-02-21

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565633A (en) * 1984-05-08 1986-01-21 Harza Engineering Company Removal of dissolved heavy metals from aqueous waste effluents
CN101475274A (en) * 2008-12-31 2009-07-08 大连力达环境工程有限公司 Integrative electroplating waste treatment process
CN203451315U (en) * 2013-08-28 2014-02-26 东莞市绿巨人环境科技有限公司 Device for treating chemical plating wastewater

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565633A (en) * 1984-05-08 1986-01-21 Harza Engineering Company Removal of dissolved heavy metals from aqueous waste effluents
CN101475274A (en) * 2008-12-31 2009-07-08 大连力达环境工程有限公司 Integrative electroplating waste treatment process
CN203451315U (en) * 2013-08-28 2014-02-26 东莞市绿巨人环境科技有限公司 Device for treating chemical plating wastewater

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Effective date of registration: 20230406

Address after: 212400 No. 66, Zhiyuan Road, Jurong Economic Development Zone, Zhenjiang City, Jiangsu Province

Patentee after: JIANGSU SANCHAO DIAMOND TOOLS CO.,LTD.

Address before: 211124 No. 77, Zecheng Road, Chunhua street, Nanjing, Jiangsu

Patentee before: NANJING SANCHAO ADVANCED MATERIALS Co.,Ltd.

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