CN110357239A - For the novel antichlor containing solutions of chlorine - Google Patents
For the novel antichlor containing solutions of chlorine Download PDFInfo
- Publication number
- CN110357239A CN110357239A CN201910667519.8A CN201910667519A CN110357239A CN 110357239 A CN110357239 A CN 110357239A CN 201910667519 A CN201910667519 A CN 201910667519A CN 110357239 A CN110357239 A CN 110357239A
- Authority
- CN
- China
- Prior art keywords
- antichlor
- chlorine
- novel
- containing solutions
- alkali cleaning
- 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.)
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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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F2101/12—Halogens or halogen-containing compounds
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention belongs to the fields of resource utilization containing solutions of chlorine, and in particular to for the novel antichlor containing solutions of chlorine；For the novel antichlor containing solutions of chlorine, novel antichlor is the bismuth oxide that content is greater than 95%；Use step are as follows: novel antichlor is mixed with solution, then the chlorine in solution is attached on antichlor, is separated by solid-liquid separation, then the chlorine in antichlor comes out by alkali cleaning, and antichlor is recycled, and neutralizer is added in liquid portion；It can preferably remove containing the chlorine in solutions of chlorine.
Description
Technical field
The invention belongs to the fields of resource utilization containing solutions of chlorine, and in particular to for the novel antichlor containing solutions of chlorine.
Background technique
Electrolytic zinc is produced using Second-rate zinc oxide powder as raw material, raw material sources are complicated, and chlorinty is high and fluctuation is big.It is main at present
It is dechlorinated by alkali cleaning twice and extraction processing, there are the disadvantages of at high cost, low efficiency and wastewater flow rate are big.For above-mentioned feelings
Condition needs to carry out novel dechlorination pilot plant test.Novel antichlor carries out mixing with solution and reacts, and passes through a series of physical
Chlorine is attached in antichlor by effect, after separation of solid and liquid, the chlorine in the slag that dechlorinates is come out by alkali cleaning, antichlor circulation makes
With.
Summary of the invention
The purpose of the present invention is to provide for the novel antichlor containing solutions of chlorine, can preferably remove containing in solutions of chlorine
Chlorine.
The present invention solves the above problems the scheme of use are as follows:
For the novel antichlor containing solutions of chlorine, novel antichlor is the bismuth oxide that content is greater than 95%.
Further, the use step of novel antichlor are as follows: novel antichlor is mixed with solution, then solution
In chlorine be attached on antichlor, be separated by solid-liquid separation, then the chlorine in antichlor is come out by alkali cleaning, antichlor recycle make
With, and neutralizer is added in liquid portion.
Further, the dosage of antichlor is 15~20 times of chloride ion content.
Further, neutralizer is one of zinc carbonate and sodium carbonate.
Further, the additional amount of neutralizer is 13~16kg of addition per ton.
Further, alkali cleaning temperature is 85 DEG C, mixing speed is 75 turns/min, basicity pH9~11,65~110kg/ of alkaline consumption
Ton.
Chlorine is attached in antichlor by beneficial the having the technical effect that of the present invention by a series of physical chemical action, solid-liquid
After separation, the chlorine in the slag that dechlorinates is come out by alkali cleaning, antichlor is recycled.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
For the novel antichlor containing solutions of chlorine, novel antichlor is the bismuth oxide that content is greater than 95%, can be preferable
Removal is containing the chlorine in solutions of chlorine, and antichlor can be recycled.
Embodiment 2
On the basis of embodiment 1, the use step of novel antichlor are as follows: mix stirring with solution by novel antichlor
It mixes, then the chlorine in solution is attached on antichlor, is separated by solid-liquid separation, then the chlorine in antichlor is come out by alkali cleaning, is removed
Chlorine agent is recycled, and neutralizer is added in liquid portion, and chlorine is attached to dechlorination by a series of physical chemical action
In agent, after separation of solid and liquid, the chlorine in the slag that dechlorinates is come out by alkali cleaning, antichlor is recycled.
Embodiment 3
On the basis of embodiment 2, the dosage of antichlor is 15 times of chloride ion content, and increasing for waste acid quantity is removed to subsequent
Chlorine has facilitation, but the increasing that will lead to neutralizer additive amount is added in excessive spent acid, increases cost.
Embodiment 4
On the basis of embodiment 2, the dosage of antichlor is 18 times of chloride ion content, and increasing for waste acid quantity is removed to subsequent
Chlorine has facilitation, but the increasing that will lead to neutralizer additive amount is added in excessive spent acid, increases cost.
Embodiment 5
On the basis of embodiment 2, the dosage of antichlor is 20 times of chloride ion content, and increasing for waste acid quantity is removed to subsequent
Chlorine has facilitation, but the increasing that will lead to neutralizer additive amount is added in excessive spent acid, increases cost.
Embodiment 6
On the basis of embodiment 2, neutralizer is one of zinc carbonate and sodium carbonate, in the pH value after dechlorination
With the technique requirement to next section.
Embodiment 7
On the basis of embodiment 6, the additional amount of neutralizer is addition 13kg per ton, can reach preferable neutralize and make
With.
Embodiment 8
On the basis of embodiment 6, the additional amount of neutralizer is addition 15kg per ton, can reach preferable neutralize and make
With.
Embodiment 9
On the basis of embodiment 6, the additional amount of neutralizer is addition 16kg per ton, can reach preferable neutralize and make
With.
Embodiment 10
On the basis of embodiment 6, alkali cleaning temperature is 85 DEG C, mixing speed is 75 turns/min, basicity pH9, alkaline consumption 65kg/
Ton, what alkali cleaning quality directly affected antichlor recycles effect.In alkaline cleaning procedure, alkali cleaning temperature, stirring intensity and basicity
Alkali cleaning effect is influenced, in process of production, in the case where guaranteeing stirring intensity and basicity, alkali cleaning discharge reduction can guarantee alkali
The reduction of consumption.
Embodiment 11
On the basis of embodiment 6, alkali cleaning temperature is 85 DEG C, mixing speed is 75 turns/min, basicity pH10, alkaline consumption
85kg/ tons, what alkali cleaning quality directly affected antichlor recycles effect.In alkaline cleaning procedure, alkali cleaning temperature, stirring intensity and
Basicity influences alkali cleaning effect, and in process of production, in the case where guaranteeing stirring intensity and basicity, alkali cleaning discharge reduction can be protected
Demonstrate,prove the reduction of alkali consumption.
Embodiment 12
On the basis of embodiment 6, alkali cleaning temperature is 85 DEG C, mixing speed is 75 turns/min, basicity pH11, alkaline consumption
110kg/ tons, what alkali cleaning quality directly affected antichlor recycles effect.In alkaline cleaning procedure, alkali cleaning temperature, stirring intensity
And basicity influences alkali cleaning effect, in process of production, guaranteeing stirring intensity and in the case where basicity, alkali cleaning discharge reduction can be with
Guarantee the reduction of alkali consumption.
The present invention is not limited by examples detailed above, describes the principle of the present invention and operation side in examples detailed above and specification
Method, various changes and improvements may be made to the invention, these changes and improvements will be fallen into scope of the claimed invention.
Claims (6)
1. being used for the novel antichlor containing solutions of chlorine, it is characterised in that: novel antichlor is the bismuth oxide that content is greater than 95%.
2. according to claim 1 be used for the novel antichlor containing solutions of chlorine, it is characterised in that: the use of novel antichlor
Step are as follows: novel antichlor is mixed with solution, then the chlorine in solution is attached on antichlor, it is separated by solid-liquid separation,
Then the chlorine in antichlor is come out by alkali cleaning, antichlor is recycled, and neutralizer is added in liquid portion.
3. according to claim 2 be used for the novel antichlor containing solutions of chlorine, it is characterised in that: the dosage of antichlor is chlorine
15~20 times of ion concentration.
4. it is according to claim 2 be used for the novel antichlor containing solutions of chlorine, it is characterised in that: neutralizer be zinc carbonate and
One of sodium carbonate.
5. according to claim 4 be used for the novel antichlor containing solutions of chlorine, it is characterised in that: the additional amount of neutralizer is
13~16kg of addition per ton.
6. it is according to claim 2 be used for the novel antichlor containing solutions of chlorine, it is characterised in that: alkali cleaning temperature be 85 DEG C,
Mixing speed is 75 turns/min, basicity pH9~11,65~110kg/ tons of alkaline consumption.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910667519.8A CN110357239A (en) | 2019-07-23 | 2019-07-23 | For the novel antichlor containing solutions of chlorine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910667519.8A CN110357239A (en) | 2019-07-23 | 2019-07-23 | For the novel antichlor containing solutions of chlorine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110357239A true CN110357239A (en) | 2019-10-22 |
Family
ID=68220586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910667519.8A Pending CN110357239A (en) | 2019-07-23 | 2019-07-23 | For the novel antichlor containing solutions of chlorine |
Country Status (1)
| Country | Link |
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| CN (1) | CN110357239A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6156186A (en) * | 1997-10-30 | 2000-12-05 | Hw Process Technologies, Inc. | Method for removing contaminants from process streams in metal recovery processes |
| CN102154552A (en) * | 2011-03-17 | 2011-08-17 | 云南祥云飞龙有色金属股份有限公司 | Method for removing chlorine from chlorine-containing zinc sulfate solution by using bismuth trioxide |
| CN102839283A (en) * | 2011-06-20 | 2012-12-26 | 吉首大学 | Method for removing chlorine in manganese electrolyte or zinc electrolyte |
| CN107475530A (en) * | 2017-08-16 | 2017-12-15 | 深圳市中金岭南有色金属股份有限公司丹霞冶炼厂 | Dechlorination process in zinc hydrometallurgy |
| CN107892375A (en) * | 2017-10-19 | 2018-04-10 | 上海交通大学 | The minimizing technology of chloride Chlorine in Solution ion |
-
2019
- 2019-07-23 CN CN201910667519.8A patent/CN110357239A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6156186A (en) * | 1997-10-30 | 2000-12-05 | Hw Process Technologies, Inc. | Method for removing contaminants from process streams in metal recovery processes |
| CN102154552A (en) * | 2011-03-17 | 2011-08-17 | 云南祥云飞龙有色金属股份有限公司 | Method for removing chlorine from chlorine-containing zinc sulfate solution by using bismuth trioxide |
| CN102839283A (en) * | 2011-06-20 | 2012-12-26 | 吉首大学 | Method for removing chlorine in manganese electrolyte or zinc electrolyte |
| CN107475530A (en) * | 2017-08-16 | 2017-12-15 | 深圳市中金岭南有色金属股份有限公司丹霞冶炼厂 | Dechlorination process in zinc hydrometallurgy |
| CN107892375A (en) * | 2017-10-19 | 2018-04-10 | 上海交通大学 | The minimizing technology of chloride Chlorine in Solution ion |
Non-Patent Citations (3)
| Title |
|---|
| 刘洪嶂等: "湿法练锌系统中氧化铋除氯产业化应用", 《中国有色冶金》 * |
| 吴文花等: "用氧化铋从锌电解液中除氯", 《湿法冶金》 * |
| 吴文花等: "锌电解液除氯渣氯氧化铋再生循环使用研究", 《中国有色冶金》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191022 |
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| RJ01 | Rejection of invention patent application after publication |