CN109569893A - A kind of method for floating of electric furnace nickel slag recycling ambrose alloy metal - Google Patents
A kind of method for floating of electric furnace nickel slag recycling ambrose alloy metal Download PDFInfo
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- CN109569893A CN109569893A CN201811281131.6A CN201811281131A CN109569893A CN 109569893 A CN109569893 A CN 109569893A CN 201811281131 A CN201811281131 A CN 201811281131A CN 109569893 A CN109569893 A CN 109569893A
- Authority
- CN
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- Prior art keywords
- nickel
- nickel slag
- cupro
- flotation
- tailing
- Prior art date
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 112
- 229910052759 nickel Inorganic materials 0.000 title claims abstract description 57
- 239000002893 slag Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000007667 floating Methods 0.000 title claims abstract description 9
- 238000004064 recycling Methods 0.000 title claims abstract description 9
- 229910002065 alloy metal Inorganic materials 0.000 title claims abstract description 7
- 239000012141 concentrate Substances 0.000 claims abstract description 28
- 238000005188 flotation Methods 0.000 claims abstract description 28
- 229910000570 Cupronickel Inorganic materials 0.000 claims abstract description 27
- TUZCOAQWCRRVIP-UHFFFAOYSA-N butoxymethanedithioic acid Chemical compound CCCCOC(S)=S TUZCOAQWCRRVIP-UHFFFAOYSA-N 0.000 claims abstract description 16
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims abstract description 11
- 239000004088 foaming agent Substances 0.000 claims abstract description 10
- 238000000227 grinding Methods 0.000 claims abstract description 8
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012190 activator Substances 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 239000006260 foam Substances 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 4
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 claims description 2
- 241000723346 Cinnamomum camphora Species 0.000 claims description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 2
- 235000011613 Pinus brutia Nutrition 0.000 claims description 2
- 241000018646 Pinus brutia Species 0.000 claims description 2
- 229960000846 camphor Drugs 0.000 claims description 2
- 229930008380 camphor Natural products 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 206010054949 Metaplasia Diseases 0.000 abstract description 2
- 230000015689 metaplastic ossification Effects 0.000 abstract description 2
- 230000001351 cycling effect Effects 0.000 abstract 1
- 238000004513 sizing Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
- 229910052742 iron Inorganic materials 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
- B03D1/025—Froth-flotation processes adapted for the flotation of fines
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of method for floating of electric furnace nickel slag recycling ambrose alloy metal, this method is by comminution, fast-flotation, roughing, selected twice and scan step twice and form, nickel sizing is extremely accounted for into 70-80% for -37 μm by ore grinding, floatation concentration controls 40-45%, it adds regulator waterglass, activator copper sulphate, collecting agent butyl xanthate and foaming agent terpenic oil and carries out flotation, can get the nickeliferous final cupro-nickel bulk concentrate for being greater than 4%, cupric and being greater than 4%.Overall process of the present invention is related to that equipment is few, and process flow is simple, and processing cost is low, and situ industrial metaplasia produces and easily implements；The present invention can make the discarded electric furnace nickel slag minimizing for storing up many years, turn waste into wealth, and realize the cycling and reutilization of green economy, generate good social benefit；Meanwhile it is and domestic for the first time by flotation technology applied to this frontier of nickel slag.
Description
Technical field
The invention belongs to metallurgical technology fields, are related to a kind of method for floating of electric furnace nickel slag recycling ambrose alloy metal.
Background technique
Nickel slag be nickel metal smelting process in formed with FeO, SiO2、Al2O3, MgO etc. be the molten of main chemical composition
Melt object and be formed by granulated slag after supercooling, contains a variety of valuable metals such as Ni, Cu, Co and Fe in slag.Work in recent years
The rapid development of industry, nickel slag yield increase therewith, if a large amount of nickel slag cannot be utilized effectively, not only occupy a large amount of
Soil, waste metal resource, and have seriously polluted the environment.
The characteristics of for nickel slag constituent, many researchs: nickel slag are carried out to nickel slag comprehensive utilization of resources both at home and abroad
As the construction material that underground filling cementitious matter and production cement concrete gather materials, produce building block and devitrified glass etc., this
The research of aspect and using comparative maturity, it can be achieved that the minimizing of nickel slag, but the valuable gold such as nickel, copper, iron, cobalt contained in nickel slag
Category is not fully utilized and recycles.
Nickel slag can obtain iron content by carbonaceous pelletizing direct-reduction-magnetic separation selecting smelting combination mode in the technique of recycling iron
70% or more iron ore concentrate, but also in experimental stage, since smelting, fine grinding are at high cost, iron valence is low, and industrialization is difficult.
Content higher Ni, Cu, Co etc. in nickel slag, leaching acidity extraction main at present, the method discharging of waste liquid are undoubtedly to ring
Border secondary pollution, the method for floating for inventing a kind of pollution-free, inexpensive, easy industrialization in response to this recycle in electric furnace nickel slag
It is worth big nickel, copper metal, realizes green circulation economy development.
Summary of the invention
In order to solve the problems in the prior art, the purpose of the present invention is to provide a kind of floating for electric furnace nickel slag recycling ambrose alloy metal
Choosing method.
The specific technical solution of the present invention is as follows:
A kind of method for floating of electric furnace nickel slag recycling ambrose alloy metal, comprising the following steps:
Comminution: nickel slag is broken, levigate, size mixing, the grinding fineness is -37 μm of 70-80% for accounting for nickel slag gross mass, the nickel
Slag pulp density is 40-45%；
Fast-flotation: nickel slag ore pulp is fed in flotation cell, and regulator waterglass 800-1000g/t, activator copper sulphate is added
70-80g/t, collecting agent butyl xanthate 80-100g/t, foaming agent terpenic oil 30-40g/t carry out fast-flotation to nickel slag ore pulp, obtain
To cupro-nickel bulk concentrate I and tailing I；
Roughing: activator copper sulphate 40-50g/t, collecting medicament butyl xanthate 100-120g/t, foaming agent pine camphor is added to tailing I
Oily 30-40g/t carries out roughing operation, obtains coarse-fine foam I and tailing II；
It is selected: selected operation twice being carried out to coarse-fine foam I, obtains cupro-nickel bulk concentrate II and selected chats, each selected work
One layer of operation on selected middling recurrence obtained by industry；
It scans: collecting medicament butyl xanthate 30-40g/t is added, foaming agent terpenic oil 5-10g/t scans tailing II twice
Operation obtains final flotation tailing and scans chats, scans operation gained and scans middling recurrence to upper one layer of operation for each time；
Merge: cupro-nickel bulk concentrate I and cupro-nickel bulk concentrate II merge, and are final cupro-nickel bulk concentrate.
The invention has the following advantages:
The present invention is to recycle in nickel slag to be worth big nickel, copper metal using flotation technology, and output cupro-nickel bulk concentrate promotes to store up
The nickel slag minimizing of many years generates good economic benefit and social benefit, and situ industrial metaplasia of the present invention, which produces, easily to be implemented, economical
Environmental protection, floating agent purchase used is convenient, and reagent cost is low.
Detailed description of the invention
Fig. 1 is process flow chart of the invention.
Specific embodiment
Below with reference to Fig. 1 and specific embodiment, the invention will be further described.
Embodiment 1
Nickel slag specimen product are derived from the old nickel slag mountain that many years are stored up at one, and nickel slag is nickeliferous 0.47%, cupric 0.35%, the primary chemical of nickel slag
Composition is as shown in table 1:
。
Main valuable metal is nickel, copper, iron in nickel slag, but iron in the form of silicate iron there are in the majority, flotation is very
Hardly possible recycling.
The nickel slag is handled using following processing step of the invention:
Comminution: being crushed to 2mm for nickel slag specimen product, be mixed, sample 800.0g, feed in rod mill, and nickel slag specimen product are levigate to -37
μm 80% is accounted for, pulp density is adjusted to 45%, is fed in flotation cell；
Fast-flotation: in flotation cell add waterglass 800g/t, copper sulphate 80g/t, butyl xanthate 100g/t, terpenic oil 30g/t into
Row fast-flotation obtains the cupro-nickel bulk concentrate I and tailing I of nickeliferous 9.67%, cupric 8.05%；
Roughing: adding copper sulphate 50g/t into tailing I, and butyl xanthate 100g/t, terpenic oil 30g/t carry out roughing operation, obtains thick
Smart foam I and tailing II；
It is selected: selected operation twice being carried out to coarse-fine foam I, obtains the cupro-nickel bulk concentrate II of nickeliferous 2.46%, cupric 2.18%
With two selected chats, selected chats successively returns to one layer of operation；
It scans: adding butyl xanthate 40g/t to tailing II, foaming agent terpenic oil 10g/t is scanned operation twice, obtained nickeliferous
0.19%, the final flotation tailing of cupric 0.12% and two scan chats, scan chats and successively return to one layer of operation；
Merge: cupro-nickel bulk concentrate I and cupro-nickel bulk concentrate II merge, and obtain the final cupro-nickel of nickeliferous 6.39%, cupric 5.37%
Bulk concentrate.
After above-mentioned steps are handled, test result is obtained and has been shown in Table 2.
。
Embodiment 2
Nickel slag specimen product are derived from the old nickel slag mountain of another place stockpiling many years, and nickel slag is nickeliferous 0.38%, cupric 0.39%, mainization of nickel slag
It is as shown in table 3 to study part:
。
The nickel slag is handled using following processing step of the invention:
Comminution: being crushed to 2mm for nickel slag specimen product, be mixed, sample 800.0g, feed in rod mill, and nickel slag specimen product are levigate to -37
μm 70% is accounted for, pulp density is adjusted to 45%, is fed in flotation cell；
Fast-flotation: adding waterglass 800g/t, copper sulphate 75g/t, butyl xanthate 80g/t in flotation cell, terpenic oil 40g/t is carried out
Fast-flotation obtains the cupro-nickel bulk concentrate I and tailing I of nickeliferous 6.03%, cupric 7.46%；
Roughing: adding copper sulphate 40g/t into tailing I, and butyl xanthate 120g/t, terpenic oil 35g/t carry out roughing operation, obtains thick
Smart foam I and tailing II；
It is selected: selected operation twice being carried out to coarse-fine foam I, obtains the cupro-nickel bulk concentrate II of nickeliferous 1.96%, cupric 2.52%
With two selected chats, selected chats successively returns to one layer of operation；
It scans: adding butyl xanthate 40g/t to tailing II, foaming agent terpenic oil 10g/t is scanned operation twice, obtained nickeliferous
0.19%, the final flotation tailing of cupric 0.15% and two scan chats, scan chats and successively return to one layer of operation；
Merge: cupro-nickel bulk concentrate I and cupro-nickel bulk concentrate II merge, and obtain the final cupro-nickel of nickeliferous 4.17%, cupric 5.21%
Bulk concentrate.
After above-mentioned steps are handled, test index is obtained and has been shown in Table 4.
。
Embodiment 3
3000 tons of Zha Xuan factory is handled day using the nickel slag of the invention for handling a collection of nickeliferous 0.40%, cupric 0.44%, processing step
It is as follows:
Comminution: nickel slag is crushed to less than 100mm, is mixed, is fed Φ 5.8m × 5.8m semi-autogenous mill ore grinding progress ore grinding, half certainly
Grinding machine ore discharge and Φ 5.5m × 9.5m ball mill ore discharging merge, and through cyclone classification, hydrocyclone sand returns to ball mill composition and closes
Road ore grinding, -37 μm of cyclone overflow account for 70% and enter fast-flotation operation；
Fast-flotation: floatation concentration 45% is controlled, adds waterglass 1000g/t, copper sulphate 70g/t, butyl xanthate 80g/ in flotation cell
T, terpenic oil 40g/t carry out fast-flotation, obtain the cupro-nickel bulk concentrate I and tailing I of nickeliferous 5.34%, cupric 7.70%；
Roughing: adding copper sulphate 40g/t into tailing I, and butyl xanthate 120g/t, terpenic oil 30g/t carry out roughing operation, obtains thick
Smart foam I and tailing II；
It is selected: selected operation twice being carried out to coarse-fine foam I, obtains the cupro-nickel bulk concentrate II of nickeliferous 2.61%, cupric 3.23%
With two selected chats, selected chats successively returns to one layer of operation；
It scans: adding butyl xanthate 40g/t to tailing II, foaming agent terpenic oil 10g/t is scanned operation twice, obtained nickeliferous
0.20%, the final flotation tailing of cupric 0.16% and two scan chats, scan chats and successively return to one layer of operation；
Merge: cupro-nickel bulk concentrate I and cupro-nickel bulk concentrate II merge into final cupro-nickel bulk concentrate.
After above-mentioned steps are handled, production target is obtained and has been shown in Table 5.
。
Claims (1)
1. a kind of method for floating of electric furnace nickel slag recycling ambrose alloy metal, which comprises the following steps:
Comminution: nickel slag is broken, levigate, size mixing, the grinding fineness is -37 μm of 70-80% for accounting for nickel slag gross mass, the nickel
Slag pulp density is 40-45%；
Fast-flotation: nickel slag ore pulp is fed in flotation cell, and regulator waterglass 800-1000g/t, activator copper sulphate is added
70-80g/t, collecting agent butyl xanthate 80-100g/t, foaming agent terpenic oil 30-40g/t carry out fast-flotation to nickel slag ore pulp, obtain
To cupro-nickel bulk concentrate I and tailing I；
Roughing: activator copper sulphate 40-50g/t, collecting medicament butyl xanthate 100-120g/t, foaming agent pine camphor is added to tailing I
Oily 30-40g/t carries out roughing operation, obtains coarse-fine foam I and tailing II；
It is selected: selected operation twice being carried out to coarse-fine foam I, obtains cupro-nickel bulk concentrate II and selected chats, each selected work
One layer of operation on selected middling recurrence obtained by industry；
It scans: collecting medicament butyl xanthate 30-40g/t is added, foaming agent terpenic oil 5-10g/t scans tailing II twice
Operation obtains final flotation tailing and scans chats, scans operation gained and scans middling recurrence to upper one layer of operation for each time；
Merge: cupro-nickel bulk concentrate I and cupro-nickel bulk concentrate II merge, and are final cupro-nickel bulk concentrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811281131.6A CN109569893B (en) | 2018-10-30 | 2018-10-30 | Flotation method for recovering nickel and copper metal from electric furnace nickel slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811281131.6A CN109569893B (en) | 2018-10-30 | 2018-10-30 | Flotation method for recovering nickel and copper metal from electric furnace nickel slag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109569893A true CN109569893A (en) | 2019-04-05 |
| CN109569893B CN109569893B (en) | 2020-11-03 |
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ID=65920856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811281131.6A Active CN109569893B (en) | 2018-10-30 | 2018-10-30 | Flotation method for recovering nickel and copper metal from electric furnace nickel slag |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116273443A (en) * | 2022-09-08 | 2023-06-23 | 西部矿业股份有限公司 | Beneficiation method for reducing copper and extracting iron from copper smelting slag |
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| US4024218A (en) * | 1975-11-03 | 1977-05-17 | Cominco Ltd. | Process for hydrometallurgical upgrading |
| US4283017A (en) * | 1979-09-07 | 1981-08-11 | Amax Inc. | Selective flotation of cubanite and chalcopyrite from copper/nickel mineralized rock |
| CN1651148A (en) * | 2005-02-04 | 2005-08-10 | 吉林吉恩镍业股份有限公司 | Nickel sulfide, copper tailings comprehensive recovery technology |
| CN102423728A (en) * | 2011-11-24 | 2012-04-25 | 昆明理工大学 | Flotation method for copper-containing nickel sulfide ore |
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| CN103834810A (en) * | 2014-03-11 | 2014-06-04 | 斯莱登（北京）化工科技有限公司 | Method for producing copper-cobalt-nickel bulk concentrate by use of copper-nickel slag |
-
2018
- 2018-10-30 CN CN201811281131.6A patent/CN109569893B/en active Active
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|---|---|---|---|---|
| US4024218A (en) * | 1975-11-03 | 1977-05-17 | Cominco Ltd. | Process for hydrometallurgical upgrading |
| US4283017A (en) * | 1979-09-07 | 1981-08-11 | Amax Inc. | Selective flotation of cubanite and chalcopyrite from copper/nickel mineralized rock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116273443A (en) * | 2022-09-08 | 2023-06-23 | 西部矿业股份有限公司 | Beneficiation method for reducing copper and extracting iron from copper smelting slag |
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