CN101117664A - Oxidation continuous deferrization process for copper cobalt liquor - Google Patents
Oxidation continuous deferrization process for copper cobalt liquor Download PDFInfo
- Publication number
- CN101117664A CN101117664A CNA2007100706170A CN200710070617A CN101117664A CN 101117664 A CN101117664 A CN 101117664A CN A2007100706170 A CNA2007100706170 A CN A2007100706170A CN 200710070617 A CN200710070617 A CN 200710070617A CN 101117664 A CN101117664 A CN 101117664A
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- CN
- China
- Prior art keywords
- copper cobalt
- cobalt liquor
- continuous deferrization
- oxidation
- iron removal
- Prior art date
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Inorganic Compounds Of Heavy Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The present invention discloses an oxidation de-ironing method of copper cobalt solution. The iron removal of the copper cobalt ores lixivium adopts the interrupted de-ironing method, which can not realize the continuous input and output of material, thereby causing the long turnover time among the equipments, reducing the effective utilization rate of the equipments, at the same time increasing the production cost and the labor strength. The present invention makes a plurality of de-ironing tanks connect in series to form a multilevel continuous de-ironing system into which the copper cobalt solution containing iron is put continuously, the copper cobalt solution is performed with the oxidation treatment firstly to make ferrous iron in the solution to be oxidized completely into ferric iron, and then the copper cobalt solution carries out the multilevel continuous iron removal, and utilizes the pipeline port fall existing between the tanks to flow into the next tank from the last tank. Through adopting the present invention, the continuous input and output of the feed liquid is realized, the production continuity is good, the automatic control is realized completely, the labour force is reduced, the working intensity is lowered, and the production efficiency is high.
Description
Technical field
The present invention relates to the method for removing iron of copper-cobalt mine leachate, specifically a kind of oxidation continuous deferrization process of copper cobalt liquor.
Background technology
The interruption method for removing iron is all adopted in the deironing of present copper-cobalt mine leachate, so-called interruption deironing is meant that ferruginous copper cobalt liquor finishes series reaction processes such as oxidation, neutralization in single iron removal trough, after question response is all over, must all produce the production that to feed intake once more with the material in the iron removal trough is disposable, above-mentioned interruption method for removing iron can not be realized continuous input, the output of material, thereby cause the turnover time of material between equipment long, reduced the effective rate of utilization of equipment, the quantity of use equipment is many, has also increased production cost and labour intensity simultaneously.
Summary of the invention
Technical problem to be solved by this invention is to overcome the defective that above-mentioned prior art exists, provide a kind of copper to bore that solution can drop into continuously, output and can realize the continuous deferrization process of automatization control again continuously, to enhance productivity, reduce production costs, reduce labor intensity.
For this reason, the present invention adopts following technical scheme: the oxidation continuous deferrization process of copper cobalt liquor, it is characterized in that comprising the steps: a plurality of iron removal troughs are composed in series a multistage continuous deferrization system, in this system, drop into ferruginous copper cobalt liquor continuously, earlier copper cobalt liquor is carried out oxide treatment, make the Fe in the solution
2+Be oxidized to Fe fully
3+, then copper cobalt liquor being carried out multistage continuous deferrization, copper bores the pipe joint drop that exists between soln using groove and the groove and flow to next groove certainly from a last groove.The present invention has realized continuous adding material, and the continuity of production is good, can produce by automatization control fully, reduces manpower consumption, reduces labour intensity, enhances productivity.Iron removal trough of the present invention can adopt other reaction vessel similar with it.
The oxidation continuous deferrization process of described copper cobalt liquor, ferruginous copper cobalt liquor mix with oxygenant in the container outside multistage continuous deferrization system earlier, and then the copper cobalt liquor after will handling joins in the multistage continuous deferrization system and carries out multistage continuous deferrization.
Described copper bores the oxidation continuous deferrization process of solution, the flow that bores solution by control copper makes copper cobalt liquor self-emptying after successive reaction 3-5 hour in multistage continuous deferrization system, the temperature of reaction of iron removal is controlled at 60-100 ℃, and with the pH value of alkaline solution control terminal point between 3.0-5.5, make Fe
3+Generating iron vitriol dreg of yellow sodium flows out with material.
The oxidation continuous deferrization process of described copper cobalt liquor, oxide treatment is carried out in preceding 1-3 iron removal trough of multistage continuous deferrization system, guarantees Fe
2+Be oxidized to Fe fully
3+, iron removal is carried out in a plurality of iron removal troughs thereafter.Ferruginous copper cobalt liquor is combined into mixed solution with oxygenant earlier, adds in the multistage continuous deferrization system to carry out oxide treatment again; Also can earlier ferruginous copper cobalt liquor be added in the multistage continuous deferrization system, and then in iron removal trough, add oxygenant, carry out oxide treatment.
The oxidation continuous deferrization process of described copper cobalt liquor, the oxygenant of selecting for use in the oxide treatment are O
2, pressurized air, H
2O
2, Cl
2, KClO
3, NaClO, NaClO
3, persulfuric acid or Sodium Persulfate.
The oxidation continuous deferrization process of described copper cobalt liquor, alkaline solution are selected NaOH, Na for use
2CO
3, carbonic acid ammonia, ammoniacal liquor, K
2CO
3, NaHCO
3, KHCO
3, NH
4HCO
3In a kind of or wantonly mixture more than two kinds.
The oxidation continuous deferrization process of described copper cobalt liquor, the adding speed of copper cobalt liquor is 10-20m
3/ h, the adding speed of alkaline solution is 3-6m
3/ h, excessive velocities can cause the copper cobalt contents in the slag to increase.
The oxidation continuous deferrization process of described copper cobalt liquor, the number of iron removal trough are 2-16, preferred 6-10.
The present invention bores the solution input with copper and carries out continuous deferrization by the multistage continuous deferrization system that a plurality of iron removal troughs are composed in series, compare with traditional interruption method for removing iron, has following beneficial effect: realized the continuous input of feed liquid, continuous output, the continuity of producing is good, can realize automatization control fully, reduced the labor force, reduced labour intensity, the production efficiency height; Good iron removal effect, clearance is greater than 99%; The quantity of iron removal trough reduces about 50%, and production cost is low; Adopt this method, can reduce the consumption of steam, and recyclable steam condenses is as slag washing water, the present invention is a kind of energy-conservation, treatment process efficiently.
The present invention is further illustrated below in conjunction with embodiment.
Embodiment
Material is a copper cobalt ore acid solution, and its composition is: ferrous iron 2g/L, and copper 1g/L, cobalt 20g/L, the pH value is between 0.5-2.8.
The multistage continuous deferrization system that uses is in series by eight iron removal troughs, and ferruginous copper cobalt liquor is combined into mixed solution with oxidant hydrogen peroxide before adding multistage continuous deferrization system, add mixed solution in first iron removal trough, with the Fe in the copper cobalt liquor
2+Be completely oxidized to Fe
3+, judge Fe
2+Whether, do spot test, as do not have blue precipitation, Fe is described with the Tripotassium iron hexacyanide by complete oxidation
2+By complete oxidation, the copper cobalt liquor after the oxidation is by the pipe joint drop between groove and the groove, and from flowing to next groove, adding concentration from the 3rd iron removal trough again is 7%～8% Na from a last groove
2CO
3The solution adjust pH, keeping feed temperature is 90 ℃, the adding speed of copper cobalt liquor is 15m
3/ h, Na
2CO
3The adding speed of solution is 4m
3/ h, copper bore solution successive reaction in multistage continuous deferrization system flow out from the 8th iron removal trough, and the control endpoint pH was between 4.0-4.5 after 4 hours.The clearance of present embodiment iron is greater than 99%.
Oxygenant in the foregoing description also can adopt O
2, pressurized air, Cl
2, KClO
3, NaClO, NaClO
3, persulfuric acid or Sodium Persulfate, alkaline solution also can adopt NaOH, carbonic acid ammonia, ammoniacal liquor, K
2CO
3, NaHCO
3, KHCO
3, NH
4HCO
3In a kind of or wantonly mixture more than two kinds.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction.Every foundation technical spirit of the present invention all falls within the scope of protection of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (9)
1. the oxidation continuous deferrization process of copper cobalt liquor, it is characterized in that comprising the steps: a plurality of iron removal troughs are composed in series a multistage continuous deferrization system, in this system, drop into ferruginous copper cobalt liquor continuously, earlier copper cobalt liquor is carried out oxide treatment, make the Fe in the solution
2+Be oxidized to Fe fully
3+, then copper cobalt liquor being carried out multistage continuous deferrization, copper cobalt liquor utilizes the pipe joint drop that exists between groove and the groove to flow to next groove certainly from a last groove.
2. the oxidation continuous deferrization process of copper cobalt liquor according to claim 1, it is characterized in that described ferruginous copper cobalt liquor mixes with oxygenant in the container outside multistage continuous deferrization system earlier, and then the copper cobalt liquor after will handling joins in the multistage continuous deferrization system and carries out multistage continuous deferrization.
3. the oxidation continuous deferrization process of copper cobalt liquor according to claim 1 and 2, it is characterized in that flow by the control copper cobalt liquor makes copper cobalt liquor self-emptying after successive reaction 3-5 hour in multistage continuous deferrization system, the temperature of reaction of iron removal is controlled at 60-100 ℃, and controls the pH value of terminal point between 3.0-5.5 with alkaline solution.
4. the oxidation continuous deferrization process of copper cobalt liquor according to claim 3 is characterized in that described alkaline solution is NaOH, Na
2CO
3, carbonic acid ammonia, ammoniacal liquor, K
2CO
3, NaHCO
3, KHCO
3, NH
4HCO
3In a kind of or wantonly mixture more than two kinds.
5. the oxidation continuous deferrization process of copper cobalt liquor according to claim 3, the adding speed that it is characterized in that copper cobalt liquor is 10-20m
3/ h, the adding speed of alkaline solution is 3-6m
3/ h.
6. the oxidation continuous deferrization process of copper cobalt liquor according to claim 1, the number that it is characterized in that described iron removal trough are 2-16.
7. the oxidation continuous deferrization process of copper cobalt liquor according to claim 6, the number that it is characterized in that described iron removal trough are 6-10.
8. the oxidation continuous deferrization process of copper cobalt liquor according to claim 1 is characterized in that described oxide treatment carries out in preceding 1-3 iron removal trough of multistage continuous deferrization system, iron removal is carried out in a plurality of iron removal troughs thereafter.
9. the oxidation continuous deferrization process of copper cobalt liquor according to claim 1 is characterized in that the oxygenant of selecting for use in the described oxide treatment is O
2, pressurized air, H
2O
2, Cl
2, KClO
3, NaClO, NaClO
3, persulfuric acid or Sodium Persulfate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100706170A CN101117664A (en) | 2007-09-05 | 2007-09-05 | Oxidation continuous deferrization process for copper cobalt liquor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100706170A CN101117664A (en) | 2007-09-05 | 2007-09-05 | Oxidation continuous deferrization process for copper cobalt liquor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101117664A true CN101117664A (en) | 2008-02-06 |
Family
ID=39053922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100706170A Pending CN101117664A (en) | 2007-09-05 | 2007-09-05 | Oxidation continuous deferrization process for copper cobalt liquor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101117664A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921914A (en) * | 2010-09-17 | 2010-12-22 | 浙江华友钴业股份有限公司 | Iron removal process for copper cobalt ore leach liquor |
| CN102226238A (en) * | 2011-04-28 | 2011-10-26 | 广西师范大学 | Process for efficiently removing iron from laterite leach liquor |
| CN101736151B (en) * | 2010-01-28 | 2012-07-25 | 浙江华友钴业股份有限公司 | Method for removing iron by oxidation and neutralization in cobalt wet smelting process |
| CN102634662A (en) * | 2012-04-26 | 2012-08-15 | 浙江华友钴业股份有限公司 | Method for low-temperature deironing by using mixed gas of air and sulfur dioxide (SO2) |
| CN103924083A (en) * | 2014-04-28 | 2014-07-16 | 北京矿冶研究总院 | Method for reducing ferric iron by zinc leachate |
| CN104004914A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | System for performing iron removal on iron-containing solution |
| CN104004913A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | Method for removing iron from iron-containing zinc sulfate solution |
| CN104004915A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | System for removing iron in iron-containing zinc sulfate solution |
| CN104004912A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | Method for removing iron from iron-containing solution |
| CN106756022A (en) * | 2016-11-29 | 2017-05-31 | 金川集团股份有限公司 | A kind of two sections of low temperature method for removing iron of copper-cobalt mine leachate |
| CN107245587A (en) * | 2017-04-18 | 2017-10-13 | 云南云铜锌业股份有限公司 | The method for removing iron of dipped journey in a kind of |
| CN115677326A (en) * | 2022-11-08 | 2023-02-03 | 民政部一零一研究所 | Method for making bone ash porcelain by using bone ash |
-
2007
- 2007-09-05 CN CNA2007100706170A patent/CN101117664A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736151B (en) * | 2010-01-28 | 2012-07-25 | 浙江华友钴业股份有限公司 | Method for removing iron by oxidation and neutralization in cobalt wet smelting process |
| CN101921914A (en) * | 2010-09-17 | 2010-12-22 | 浙江华友钴业股份有限公司 | Iron removal process for copper cobalt ore leach liquor |
| CN101921914B (en) * | 2010-09-17 | 2012-07-25 | 浙江华友钴业股份有限公司 | Iron removal process for copper cobalt ore leach liquor |
| CN102226238A (en) * | 2011-04-28 | 2011-10-26 | 广西师范大学 | Process for efficiently removing iron from laterite leach liquor |
| CN102226238B (en) * | 2011-04-28 | 2012-12-26 | 广西师范大学 | Process for efficiently removing iron from laterite leach liquor |
| CN102634662A (en) * | 2012-04-26 | 2012-08-15 | 浙江华友钴业股份有限公司 | Method for low-temperature deironing by using mixed gas of air and sulfur dioxide (SO2) |
| CN102634662B (en) * | 2012-04-26 | 2013-07-31 | 浙江华友钴业股份有限公司 | Method for low-temperature deironing by using mixed gas of air and sulfur dioxide (SO2) |
| CN103924083A (en) * | 2014-04-28 | 2014-07-16 | 北京矿冶研究总院 | Method for reducing ferric iron by zinc leachate |
| CN103924083B (en) * | 2014-04-28 | 2016-08-24 | 北京矿冶研究总院 | Method for reducing ferric iron by zinc leachate |
| CN104004915A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | System for removing iron in iron-containing zinc sulfate solution |
| CN104004913A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | Method for removing iron from iron-containing zinc sulfate solution |
| CN104004912A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | Method for removing iron from iron-containing solution |
| CN104004914B (en) * | 2014-05-26 | 2016-06-01 | 中国恩菲工程技术有限公司 | Iron-containing liquor is carried out the system of deironing |
| CN104004912B (en) * | 2014-05-26 | 2016-06-01 | 中国恩菲工程技术有限公司 | Iron-containing liquor is carried out the method for deironing |
| CN104004913B (en) * | 2014-05-26 | 2016-06-01 | 中国恩菲工程技术有限公司 | Iron content solution of zinc sulfate is carried out the method for deironing |
| CN104004915B (en) * | 2014-05-26 | 2016-06-29 | 中国恩菲工程技术有限公司 | Iron content solution of zinc sulfate is carried out the system of deironing |
| CN104004914A (en) * | 2014-05-26 | 2014-08-27 | 中国恩菲工程技术有限公司 | System for performing iron removal on iron-containing solution |
| CN106756022A (en) * | 2016-11-29 | 2017-05-31 | 金川集团股份有限公司 | A kind of two sections of low temperature method for removing iron of copper-cobalt mine leachate |
| CN107245587A (en) * | 2017-04-18 | 2017-10-13 | 云南云铜锌业股份有限公司 | The method for removing iron of dipped journey in a kind of |
| CN115677326A (en) * | 2022-11-08 | 2023-02-03 | 民政部一零一研究所 | Method for making bone ash porcelain by using bone ash |
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Open date: 20080206 |