CN102896048A - Gravity separation and floatation combined separating technology for antimony oxide ores - Google Patents
Gravity separation and floatation combined separating technology for antimony oxide ores Download PDFInfo
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- CN102896048A CN102896048A CN2012104257415A CN201210425741A CN102896048A CN 102896048 A CN102896048 A CN 102896048A CN 2012104257415 A CN2012104257415 A CN 2012104257415A CN 201210425741 A CN201210425741 A CN 201210425741A CN 102896048 A CN102896048 A CN 102896048A
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- antimony oxide
- flotation
- ores
- gravity separation
- heavily
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- 229910000410 antimony oxide Inorganic materials 0.000 title claims abstract description 64
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000000926 separation method Methods 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 12
- 230000005484 gravity Effects 0.000 title claims abstract description 12
- 238000005188 flotation Methods 0.000 claims abstract description 35
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000012141 concentrate Substances 0.000 claims abstract description 17
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 8
- 239000003112 inhibitor Substances 0.000 claims abstract description 7
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 5
- 239000010453 quartz Substances 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910021532 Calcite Inorganic materials 0.000 claims abstract description 3
- 230000003213 activating effect Effects 0.000 claims abstract description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 19
- 239000011707 mineral Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 12
- 238000007667 floating Methods 0.000 claims description 8
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical group C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000004021 humic acid Substances 0.000 claims description 7
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- 229910001431 copper ion Inorganic materials 0.000 claims description 5
- RVPVRDXYQKGNMQ-UHFFFAOYSA-N lead(2+) Chemical compound [Pb+2] RVPVRDXYQKGNMQ-UHFFFAOYSA-N 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 150000001450 anions Chemical class 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 3
- 238000006731 degradation reaction Methods 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 125000002924 primary amino group Chemical class [H]N([H])* 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 8
- -1 primary amine cation Chemical class 0.000 abstract description 3
- 150000008051 alkyl sulfates Chemical class 0.000 abstract 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 238000004094 preconcentration Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 6
- 229910052787 antimony Inorganic materials 0.000 description 6
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 150000003141 primary amines Chemical class 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000012190 activator Substances 0.000 description 2
- 229940080284 cetyl sulfate Drugs 0.000 description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 2
- LPTIRUACFKQDHZ-UHFFFAOYSA-N hexadecyl sulfate;hydron Chemical compound CCCCCCCCCCCCCCCCOS(O)(=O)=O LPTIRUACFKQDHZ-UHFFFAOYSA-N 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 description 1
- 229940043264 dodecyl sulfate Drugs 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- HWSZZLVAJGOAAY-UHFFFAOYSA-L lead(II) chloride Chemical compound Cl[Pb]Cl HWSZZLVAJGOAAY-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000010512 thermal transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a gravity separation and floatation combined separating technology for antimony oxide ores. A selective crushing technology is adopted for a quartz-calcite antimony oxide ore containing 0.50%-7.50% of Sb; over-crushing and argillation of the antimony oxide are reduced; the pre-concentration for the antimony oxide is realized by adopting a gravity separation method; the pH of the pulp of a rough concentrate obtained from the gravity separation is adjusted to 9-11; primary amine cation collecting agents are added and the reverse flotation is performed for removing carbonate gangue ores; the pH of the pulp of the product in a tank obtained from the reverse flotation is adjusted to 6-8; metal ions are added as antimony oxide flotation activating agents; an organic inhibitor is added for inhibiting quartz gangue ores; and alkyl sulfate anion collecting agents are added for performing floatation on the antimony oxide ores, so that the floatation separation of the antimony oxide and quartz gangue ores is realized. The gravity separation and floatation combined separating technology for the antimony oxide ores provided by the invention is suitable for the treatment of middle/low-grade antimony oxide ores. Compared with the grade and the recovery rate of the antimony oxide concentrate obtained according to a single gravity separation technology, the grade and the recovery rate of the antimony oxide concentrate obtained according to the gravity separation and floatation combined separating technology are both obviously increased.
Description
Technical field
The present invention relates to a kind of ore separation technique, particularly relate to the heavily floating combined separation technique of a kind of antimony oxide ore.
Background technology
Antimony oxide particularly sorting of particulate antimony oxide is the difficult problem of ore dressing circle always, because fine size, easy argillization, gravity separation method commonly used can only reach the rate of recovery about 20%, and the antimony oxide surface wettability is strong, close with gangue mineral character, belong to the difficult ore that swims, still there is not so far ripe industrialization antimony oxide ore-dressing technique both at home and abroad.
In recent years, China is having made some progress aspect the antimony oxide ore comprehensive utilization, mainly comprises reduction chloridizing volatilization, wet-leaching, ore deposit thermal transition method.The deficiency of these techniques is: need to carry out high temperature, high pressure strong acid or highly basic and process, energy consumption is higher, larger to environmental hazard, more serious to device damage, easy care not, in the actual production flow process complicated, be difficult to operation control, the grade of ore that enters in roasting or the volatilization stove is too low, cause heat to waste in a large number, do not meet the energy-saving and emission-reduction requirement, the existence of these problems has had a strong impact on the industrial application of antimony oxide comprehensive utilization process technology.
Summary of the invention
Technical problem to be solved by this invention provides the heavily floating combined separation technique of antimony oxide ore of a kind of antimony grade that can increase substantially the antimony oxide concentrate and the rate of recovery.
In order to solve the problems of the technologies described above, the heavily floating combined separation technique of antimony oxide ore provided by the invention for the quartz that contains Sb0.50%～7.50%-calcite type antimony oxide ore, adopts selective size degradation technology, reduce antimony oxide and cross pulverizing and argillization, realize first the preenrichment of antimony oxide ore with reselecting method; Rough concentrate to gravity treatment is adjusted first pH values of pulp 9-11, adds cation-collecting agent, and reverse flotation removes the carbonate gangue mineral; Product is adjusted pH values of pulp 6-8 in the groove that reverse flotation is obtained, add metal ion and do the antimony oxide flotation activating, add anion collecting agent flotation antimony oxide ore, add organic inhibitor and suppress quartzy gangue mineral, realize the FLOTATION SEPARATION of antimony oxide and quartzy gangue mineral.
Ore milling product is adopted shaking table or spiral chute, realize the preenrichment of antimony oxide ore, abandon in advance part gangue mineral (sludge).
Described cation-collecting agent is that to contain carbon chain lengths be 10 to 18 primary amine cationoid collecting agent.Namely when pH values of pulp is 9-11, add that to contain carbon chain lengths be 10 to 18 primary amine cationoid collecting agent, reverse flotation removes the gangue minerals such as carbonate in the ore.
Described metal ion is copper ion or lead ion.Namely add copper ion or lead ion and make the activator of Antimony Oxide Ores flotation.
Described organic inhibitor is humic acid.Namely when pH values of pulp=6-8, add humic acid and make the quartzy inhibitor that waits the silicate mineral flotation.
Described anion collecting agent is that carbon chain lengths is 10 to 16 alkylsurfuric acid salt anionic collecting agent.Namely when pH values of pulp=6-8, add carbon chain lengths and be 10 to 16 the Antimony Oxide Ores of alkylsurfuric acid salt anionic collecting agent flotation after copper ion or lead ion activation.
Adopt the heavily floating combined separation technique of antimony oxide ore of technique scheme, adopt selective size degradation technology, reducing crossing of antimony oxide pulverizes and argillization, realize the preenrichment of antimony oxide ore with reselecting method, the rough concentrate of gravity treatment enters flotation operation, adjust pH values of pulp 9-11, add that to contain carbon chain lengths be 10 to 18 primary amine cationoid collecting agent, reverse flotation removes the carbonate gangue mineral in the ore.Product in the groove that reverse flotation is obtained, adjust pH values of pulp 6-8, add copper ion or lead ion and make the activator of antimony oxide flotation, add alkylsurfuric acid salt anionic collecting agent flotation antimony oxide ore, add humic acid and make quartzy gangue mineral inhibitor, effectively realized antimony oxide and the quartzy FLOTATION SEPARATION that waits gangue mineral.
The heavily floating combined separation technique of antimony oxide ore provided by the invention, low-grade antimony oxide ore in being fit to process, the antimony oxide concentrate grade and the rate of recovery that obtain all are significantly improved than single gravity concentration technique.
The specific embodiment
The invention will be further described below in conjunction with embodiment.
Embodiment 1:
The antimony oxide raw ore that contains 1.52%Sb is carried out ore grinding, the granularity of ore milling product accounts for 80% for-0.074mm, first by the shaking table preenrichment, the shaking table rough concentrate is that flotation is to the ore deposit, the ore pulp mass concentration is adjusted to 25-30%, and regulating pH values of pulp with NaOH is 9-10, adds ten kiber alkyl amine 50g/t, reverse flotation obtains carbonate and a small amount of silicate gangue mineral mine tailing, product H in the groove
2S O
4Adjusting pH is 6-7, adds lead chloride 30g/t, adds humic acid (sodium) 40g/t, add lauryl sulfate 60g/t flotation and obtain the antimony oxide concentrate, product is the silicate gangue mineral mine tailing in the groove, and shaking table mine tailing and flotation tailing are merged into total mine tailing, and test index sees Table 1.
Table 1 antimony oxide ore Separation Indexes 1
| Name of product | Productive rate (%) | Sb grade (%) | The Sb rate of recovery (%) |
| Antimony concentrate | 5.50 | 20.42 | 73.89 |
| Total mine tailing | 94.50 | 0.42 | 26.11 |
| Raw ore | 100.0 | 1.52 | 100.00 |
Embodiment 2:
The antimony oxide raw ore that contains 3.14%Sb is carried out ore grinding, the granularity of ore milling product accounts for 75% for-0.074mm, first by the shaking table preenrichment, the shaking table rough concentrate is that flotation is to the ore deposit, the ore pulp mass concentration is adjusted to 25-30%, and regulating pH values of pulp with NaOH is 10-11, adds dodecyl primary amine 60g/t, reverse flotation obtains carbonate and a small amount of silicate gangue mineral mine tailing, product H in the groove
2SO
4Adjusting pH is 6-7, adds copper sulphate 50g/t, adds humic acid (sodium) 45g/t, add cetyl sulfate 75g/t flotation and obtain the antimony oxide concentrate, product is the silicate gangue mineral mine tailing in the groove, and shaking table mine tailing and flotation tailing are merged into total mine tailing, and test index sees Table 2.
Table 2 antimony oxide ore Separation Indexes 2
| Name of product | Productive rate (%) | Sb grade (%) | The Sb rate of recovery (%) |
| Antimony concentrate | 10.90 | 23.97 | 83.26 |
| Total mine tailing | 89.10 | 0.59 | 16.74 |
| Raw ore | 100 | 3.14 | 100 |
Embodiment 3:
Carry out ore grinding to containing 7.53%Sb antimony oxide raw ore, the granularity of ore milling product accounts for 70% for-0.074mm, first by the spiral chute preenrichment, the spiral chute rough concentrate is that flotation is to the ore deposit, the ore pulp mass concentration is adjusted to 25-30%, and regulating pH values of pulp with NaOH is 10-11, adds octadecyl primary amine 60g/t, reverse flotation obtains carbonate and a small amount of silicate gangue mineral mine tailing, product H in the groove
2SO
4Adjusting pH is 6.5-7.5, adds copper sulphate 50g/t, adds humic acid (sodium) 30g/t, add cetyl sulfate 85g/t flotation and obtain the antimony oxide concentrate, product is the silicate gangue mineral mine tailing in the groove, and the mine tailing of spiral chute and flotation tailing are merged into total mine tailing, and test index sees Table 3.
Table 3 antimony oxide ore Separation Indexes 3
| Name of product | Productive rate (%) | Sb grade (%) | The Sb rate of recovery (%) |
| Concentrate | 17.35 | 37.47 | 86.32 |
| Total mine tailing | 82.65 | 1.246 | 13.68 |
| Raw ore | 100 | 7.53 | 100 |
Show from the result of the test of table 1～table 3, use the heavily floating combined separation technique of antimony oxide ore of the present invention, can effectively realize separating of antimony oxide and gangue mineral, obtain preferably technic index, have preferably prospects for commercial application.
Claims (6)
1. an antimony oxide ore heavily floats combined separation technique, it is characterized in that: for the quartz that contains Sb0.50%～7.50%-calcite type antimony oxide ore, adopt selective size degradation technology, reduce antimony oxide and cross pulverizing and argillization, realize first the preenrichment of antimony oxide ore with reselecting method; Rough concentrate to gravity treatment is adjusted first pH values of pulp 9-11, adds cation-collecting agent, and reverse flotation removes the carbonate gangue mineral; Product is adjusted pH values of pulp 6-8 in the groove that reverse flotation is obtained, add metal ion and do the antimony oxide flotation activating, add organic inhibitor and suppress quartzy gangue mineral, add anion collecting agent flotation antimony oxide, realize antimony oxide and quartzy gangue mineral FLOTATION SEPARATION.
2. antimony oxide ore according to claim 1 heavily floats combined separation technique, it is characterized in that: described preenrichment is to adopt shaking table or spiral chute to carry out preenrichment to ore milling product.
3. the heavily floating combined separation technique of antimony oxide ore according to claim 1 is characterized in that: described cation-collecting agent is that to contain carbon chain lengths be 10 to 18 primary amine cationoid collecting agent.
4. antimony oxide ore according to claim 1 heavily floats combined separation technique, and it is characterized in that: described metal ion is copper ion or lead ion.
5. antimony oxide ore according to claim 1 heavily floats combined separation technique, and it is characterized in that: described organic inhibitor is humic acid (sodium).
6. antimony oxide ore according to claim 1 heavily floats combined separation technique, and it is characterized in that: described anion collecting agent is that carbon chain lengths is 10 to 16 alkylsurfuric acid salt anionic collecting agent.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223377A (en) * | 2013-04-16 | 2013-07-31 | 中南大学 | Low-grade antimony oxide ore flotation separation method |
| CN103691573A (en) * | 2013-12-17 | 2014-04-02 | 广西大学 | Antimony oxide mineral and quartz flotation separation method |
| CN103691568A (en) * | 2013-12-17 | 2014-04-02 | 广西大学 | Micro-fine particle antimony oxide ore recycling method |
| CN107243415A (en) * | 2017-07-31 | 2017-10-13 | 中国恩菲工程技术有限公司 | The method for handling antimony oxide ore |
| CN108262155A (en) * | 2018-03-27 | 2018-07-10 | 中国恩菲工程技术有限公司 | The method for recycling particulate antimony oxide ore |
| CN108405172A (en) * | 2018-03-27 | 2018-08-17 | 中国恩菲工程技术有限公司 | The method for recycling particulate antimony oxide ore |
| CN108435407A (en) * | 2018-03-27 | 2018-08-24 | 中国恩菲工程技术有限公司 | The system for recycling particulate antimony oxide ore |
| CN108499722A (en) * | 2018-03-27 | 2018-09-07 | 中国恩菲工程技术有限公司 | The system for recycling particulate antimony oxide ore |
| CN108580052A (en) * | 2018-01-08 | 2018-09-28 | 中国恩菲工程技术有限公司 | Compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating |
| CN109876918A (en) * | 2019-03-22 | 2019-06-14 | 中国恩菲工程技术有限公司 | The monomineralic preparation method of antimony oxide ore |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223377A (en) * | 2013-04-16 | 2013-07-31 | 中南大学 | Low-grade antimony oxide ore flotation separation method |
| CN103691573A (en) * | 2013-12-17 | 2014-04-02 | 广西大学 | Antimony oxide mineral and quartz flotation separation method |
| CN103691568A (en) * | 2013-12-17 | 2014-04-02 | 广西大学 | Micro-fine particle antimony oxide ore recycling method |
| CN103691573B (en) * | 2013-12-17 | 2015-08-19 | 广西大学 | A kind of Antimony Oxide Ores and quartzy flotation separation method |
| CN103691568B (en) * | 2013-12-17 | 2015-09-30 | 广西大学 | A kind of recovery method of microfine Antimony Oxide Ores |
| CN107243415A (en) * | 2017-07-31 | 2017-10-13 | 中国恩菲工程技术有限公司 | The method for handling antimony oxide ore |
| CN108580052A (en) * | 2018-01-08 | 2018-09-28 | 中国恩菲工程技术有限公司 | Compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating |
| CN108262155A (en) * | 2018-03-27 | 2018-07-10 | 中国恩菲工程技术有限公司 | The method for recycling particulate antimony oxide ore |
| CN108405172A (en) * | 2018-03-27 | 2018-08-17 | 中国恩菲工程技术有限公司 | The method for recycling particulate antimony oxide ore |
| CN108435407A (en) * | 2018-03-27 | 2018-08-24 | 中国恩菲工程技术有限公司 | The system for recycling particulate antimony oxide ore |
| CN108499722A (en) * | 2018-03-27 | 2018-09-07 | 中国恩菲工程技术有限公司 | The system for recycling particulate antimony oxide ore |
| CN109876918A (en) * | 2019-03-22 | 2019-06-14 | 中国恩菲工程技术有限公司 | The monomineralic preparation method of antimony oxide ore |
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| CN102896048B (en) | 2014-06-11 |
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