CN108640242A - A method of utilizing waste liquid production sewage treatment agent - Google Patents
A method of utilizing waste liquid production sewage treatment agent Download PDFInfo
- Publication number
- CN108640242A CN108640242A CN201810448444.XA CN201810448444A CN108640242A CN 108640242 A CN108640242 A CN 108640242A CN 201810448444 A CN201810448444 A CN 201810448444A CN 108640242 A CN108640242 A CN 108640242A
- Authority
- CN
- China
- Prior art keywords
- waste liquid
- sewage treatment
- treatment agent
- addition
- liquid production
- Prior art date
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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
- 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
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/101—Sulfur compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The present invention relates to a kind of methods using waste liquid production sewage treatment agent, belong to sewage-treating agent technical field.Method of the present invention using waste liquid production sewage treatment agent includes the following steps：1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；2. by step, 1. products obtained therefrom reacts 2 4h for 60 90 DEG C with transforming agent；The transforming agent is hydrogen peroxide, sodium chlorate solution, sodium chlorite solution, oxygen or chlorine；3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained.Sewage-treating agent prepared by the present invention can be used for sewage disposal, sludge dewatering, wiring board etching, Corrosion of Stainless Steel etc., be municipal sewage and the cheap inorganic agent of Industrial Wastewater Treatment.
Description
Technical field
The present invention relates to a kind of methods using waste liquid production sewage treatment agent, belong to sewage-treating agent technical field.
Background technology
Currently, plating and hot dip product exist everywhere, but the pollution generated is also the serious problems of generally existing, plating
Yield is big to be particularly acute.If electroplating wastewater causes high risks without processing direct emission to ambient enviroment；Preceding place
Reason derusting is the process that must have before plating；People pollute it to have had and fully realize for many years, not processed, not qualified discharge
Waste liquid, be never allow discharge.It is discharged mostly in and afterwards in time in the past, but is only capable of being that pH value reaches discharge standard,
Comprehensive discharge standard does not reach requirement, this is well-known；So people competitively work out a variety of processing methods, example
Such as：MBR process method, iron-carbon micro-electrolysis facture etc., effect of all having nothing in common with each other；Make not only to have handled waste liquid but also can accomplish
Resource reutilization is that people thirst for.
Invention content
The present invention converts waste liquid to sewage-treating agent by chemical conversion, solves the above problem.
It is described to utilize waste liquid production sewage treatment the present invention provides a kind of method using waste liquid production sewage treatment agent
The method of agent includes the following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 2-4h for 60-90 DEG C with transforming agent；
The transforming agent is hydrogen peroxide, sodium chlorate solution, sodium chlorite solution, oxygen or chlorine；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained.
It includes the chlorine of 10-30%w/w that the present invention, which is preferably the plating, the waste liquid that is generated after hydrochloride derusting of hot dip component,
Change ferrous iron, the iron chloride of ＜ 5%w/w, the fog inhibitor of ＜ 5%w/w, the permeability-reducing admixture of ＜ 5%w/w, the chlorion of ＜ 5%w/w, ＜
The metal ion of 5%w/w.
The present invention is preferably that the impurity-removing method is：It is cleaned using grid；
The mesh number of the grid is：20-100 mesh.
The present invention is preferably that the deoiling method is：Using oil removal by air bubbling equipment oil removing.
The present invention be preferably the hydrogen peroxide be mass fraction be 25-30% hydrogen peroxide and water by weight 3-4：1-2
Mixing；
The addition of the hydrogen peroxide is 40-60 kilograms of hydrogen peroxide of addition in 1 ton of step 1. products obtained therefrom.
It is sodium chlorate and water by weight 3-4 that the present invention, which is preferably the sodium chlorate solution,：1-2 is mixed；
The addition of the sodium chlorate solution is 40-60 kilograms of sodium chlorate solution of addition in 1 ton of step 1. products obtained therefrom.
It is sodium chlorite and water by weight 3-4 that the present invention, which is preferably the sodium chlorite solution,：1-2 is mixed；
The addition of the sodium chlorite solution is molten for 40-60 kilograms of sodium chlorite is added in 1 ton of step 1. products obtained therefrom
Liquid.
The addition that the present invention is preferably the oxygen is 1. 10-30 kilograms of oxygen is added in products obtained therefrom for 1 ton of step.
The addition that the present invention is preferably the chlorine is 1. 100-150 kilograms of chlorine is added in products obtained therefrom for 1 ton of step.
The present invention is preferably that the addition of the organic flocculant is the 5-20% of step 2. products obtained therefrom weight.
The present invention has the beneficial effect that：
Sewage-treating agent prepared by the present invention can be used for sewage disposal, sludge dewatering, wiring board etching, Corrosion of Stainless Steel
Deng being municipal sewage and the cheap inorganic agent of Industrial Wastewater Treatment, have the function of apparent flocculation sediment and sulphide removal, de-
Color, oil removing, dephosphorization, sterilization, reduces the functions such as COD and BOD at deodorization.
Specific implementation mode
Following non-limiting embodiments can make those skilled in the art be more fully understood the present invention, but not with
Any mode limits the present invention.
The waste liquid that following plating, hot dip component generate after hydrochloride derusting includes the frerrous chloride of 10-30%w/w, ＜ 5%
The metal of the iron chloride of w/w, the fog inhibitor of ＜ 5%w/w, the permeability-reducing admixture of ＜ 5%w/w, the chlorion of ＜ 5%w/w, ＜ 5%w/w
Ion.
Following impurity-removing methods are：It is cleaned using grid；The mesh number of the grid is：20-100 mesh.
Following deoiling methods are：Using oil removal by air bubbling equipment oil removing.
Embodiment 1
A method of using waste liquid production sewage treatment agent, the method using waste liquid production sewage treatment agent includes
Following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 3h for 75 DEG C with hydrogen peroxide；
The hydrogen peroxide is the hydrogen peroxide and water by weight 3 that mass fraction is 25%：2 mixing；
The addition of the hydrogen peroxide is 50 kilograms of hydrogen peroxide of addition in 1 ton of step 1. products obtained therefrom；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained；
The addition of the organic flocculant be step 2. products obtained therefrom weight 10%.
Embodiment 2
A method of using waste liquid production sewage treatment agent, the method using waste liquid production sewage treatment agent includes
Following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 2h for 80 DEG C with sodium chlorate solution；
The sodium chlorate solution is sodium chlorate and water by weight 4：1 mixing；
The addition of the sodium chlorate solution is 60 kilograms of sodium chlorate solutions of addition in 1 ton of step 1. products obtained therefrom；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained；
The addition of the organic flocculant be step 2. products obtained therefrom weight 15%.
Embodiment 3
A method of using waste liquid production sewage treatment agent, the method using waste liquid production sewage treatment agent includes
Following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 4h for 70 DEG C with sodium chlorite solution；
The sodium chlorite solution is sodium chlorite and water by weight 3.5：1.5 mixing；
The addition of the sodium chlorite solution is 50 kilograms of sodium chlorite solutions of addition in 1 ton of step 1. products obtained therefrom；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained；
The addition of the organic flocculant be step 2. products obtained therefrom weight 10%.
Embodiment 4
A method of using waste liquid production sewage treatment agent, the method using waste liquid production sewage treatment agent includes
Following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 2.5h for 80 DEG C with oxygen；
The addition of the oxygen is 20 kilograms of oxygen of addition in 1 ton of step 1. products obtained therefrom；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained；
The addition of the organic flocculant be step 2. products obtained therefrom weight 20%.
Embodiment 5
A method of using waste liquid production sewage treatment agent, the method using waste liquid production sewage treatment agent includes
Following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 3h for 70 DEG C with chlorine；
The addition of the chlorine is addition 120 kg chlorine in 1 ton of step 1. products obtained therefrom；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained；
The addition of the organic flocculant be step 2. products obtained therefrom weight 15%.
Claims (10)
1. a kind of method using waste liquid production sewage treatment agent, it is characterised in that：It is described to utilize waste liquid production sewage treatment agent
Method include the following steps：
1. waste liquid removal of impurities, oil removing that plating, hot dip component are generated after hydrochloride derusting；
2. by step, 1. products obtained therefrom reacts 2-4h for 60-90 DEG C with transforming agent；
The transforming agent is hydrogen peroxide, sodium chlorate solution, sodium chlorite solution, oxygen or chlorine；
3. by step 2. products obtained therefrom and organic flocculant mixing, sewage-treating agent is obtained.
2. the method for utilizing waste liquid production sewage treatment agent according to claim 1, it is characterised in that：The plating, hot dip
The waste liquid that component generates after hydrochloride derusting includes the frerrous chloride of 10-30%w/w, the iron chloride of ＜ 5%w/w, ＜ 5%w/w
Fog inhibitor, the permeability-reducing admixture of ＜ 5%w/w, the chlorion of ＜ 5%w/w, ＜ 5%w/w metal ion.
3. the method for utilizing waste liquid production sewage treatment agent according to claim 2, it is characterised in that：The impurity-removing method
For：It is cleaned using grid；
The mesh number of the grid is：20-100 mesh.
4. the method for utilizing waste liquid production sewage treatment agent according to claim 3, it is characterised in that：The deoiling method
For：Using oil removal by air bubbling equipment oil removing.
5. the method for utilizing waste liquid production sewage treatment agent according to claim 4, it is characterised in that：The hydrogen peroxide is matter
The hydrogen peroxide that amount score is 25-30% is with water by weight 3-4：1-2 is mixed；
The addition of the hydrogen peroxide is 40-60 kilograms of hydrogen peroxide of addition in 1 ton of step 1. products obtained therefrom.
6. the method for utilizing waste liquid production sewage treatment agent according to claim 5, it is characterised in that：The sodium chlorate solution
It is sodium chlorate and water by weight 3-4：1-2 is mixed；
The addition of the sodium chlorate solution is 40-60 kilograms of sodium chlorate solution of addition in 1 ton of step 1. products obtained therefrom.
7. the method for utilizing waste liquid production sewage treatment agent according to claim 6, it is characterised in that：The sodium chlorite is molten
Liquid is sodium chlorite and water by weight 3-4：1-2 is mixed；
The addition of the sodium chlorite solution is 40-60 kilograms of sodium chlorite solution of addition in 1 ton of step 1. products obtained therefrom.
8. the method for utilizing waste liquid production sewage treatment agent according to claim 7, it is characterised in that：The addition of the oxygen
Amount is 10-30 kilograms of oxygen of addition in 1 ton of step 1. products obtained therefrom.
9. the method for utilizing waste liquid production sewage treatment agent according to claim 8, it is characterised in that：The addition of the chlorine
Amount is 100-150 kilograms of chlorine of addition in 1 ton of step 1. products obtained therefrom.
10. the method for utilizing waste liquid production sewage treatment agent according to claim 9, it is characterised in that：The organic-flocculation
The addition of agent is the 5-20% of step 2. products obtained therefrom weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810448444.XA CN108640242A (en) | 2018-05-11 | 2018-05-11 | A method of utilizing waste liquid production sewage treatment agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810448444.XA CN108640242A (en) | 2018-05-11 | 2018-05-11 | A method of utilizing waste liquid production sewage treatment agent |
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| Publication Number | Publication Date |
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| CN108640242A true CN108640242A (en) | 2018-10-12 |
Family
ID=63754644
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810448444.XA Pending CN108640242A (en) | 2018-05-11 | 2018-05-11 | A method of utilizing waste liquid production sewage treatment agent |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101215061A (en) * | 2007-12-28 | 2008-07-09 | 张大群 | Pretreatment method and device for sea water desalination |
| KR20080077792A (en) * | 2007-02-21 | 2008-08-26 | (주)삼영코넥 | A method for preventing rust of stainless steel after welding |
| CN101514034A (en) * | 2009-03-19 | 2009-08-26 | 同济大学 | Method for preparing ferric chloride by quickly oxidizing iron dichloride |
| CN101780986A (en) * | 2009-11-19 | 2010-07-21 | 吕奋志 | Method for producing iron chloride by using steel pickling waste liquor |
| CN102372308A (en) * | 2010-08-12 | 2012-03-14 | 北京万水净水剂有限公司 | Process for producing polymeric aluminum ferric chloride coagulating agent by using pickling waste water containing iron |
| CN102603015A (en) * | 2012-03-20 | 2012-07-25 | 蓝保(厦门)水处理科技有限公司 | Method for producing polymerized iron chloride by utilizing acid-washing waste liquid of steel |
-
2018
- 2018-05-11 CN CN201810448444.XA patent/CN108640242A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080077792A (en) * | 2007-02-21 | 2008-08-26 | (주)삼영코넥 | A method for preventing rust of stainless steel after welding |
| CN101215061A (en) * | 2007-12-28 | 2008-07-09 | 张大群 | Pretreatment method and device for sea water desalination |
| CN101514034A (en) * | 2009-03-19 | 2009-08-26 | 同济大学 | Method for preparing ferric chloride by quickly oxidizing iron dichloride |
| CN101780986A (en) * | 2009-11-19 | 2010-07-21 | 吕奋志 | Method for producing iron chloride by using steel pickling waste liquor |
| CN102372308A (en) * | 2010-08-12 | 2012-03-14 | 北京万水净水剂有限公司 | Process for producing polymeric aluminum ferric chloride coagulating agent by using pickling waste water containing iron |
| CN102603015A (en) * | 2012-03-20 | 2012-07-25 | 蓝保(厦门)水处理科技有限公司 | Method for producing polymerized iron chloride by utilizing acid-washing waste liquid of steel |
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Application publication date: 20181012 |