BRPI0806746A2 - método para flotação seletiva de cobre - Google Patents
método para flotação seletiva de cobre Download PDFInfo
- Publication number
- BRPI0806746A2 BRPI0806746A2 BRPI0806746-5A BRPI0806746A BRPI0806746A2 BR PI0806746 A2 BRPI0806746 A2 BR PI0806746A2 BR PI0806746 A BRPI0806746 A BR PI0806746A BR PI0806746 A2 BRPI0806746 A2 BR PI0806746A2
- Authority
- BR
- Brazil
- Prior art keywords
- copper
- basic mineral
- ore
- mineral
- flotation
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000005188 flotation Methods 0.000 title claims abstract description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 22
- 239000010949 copper Substances 0.000 title claims abstract description 22
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 30
- 239000011707 mineral Substances 0.000 claims abstract description 30
- 230000003139 buffering effect Effects 0.000 claims abstract description 16
- 239000000126 substance Substances 0.000 claims description 21
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 11
- 239000010802 sludge Substances 0.000 claims description 10
- 239000011133 lead Substances 0.000 claims description 9
- 239000012141 concentrate Substances 0.000 claims description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 230000003750 conditioning effect Effects 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 239000011593 sulfur Substances 0.000 claims description 7
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 229910052725 zinc Inorganic materials 0.000 claims description 7
- 239000011701 zinc Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- WBZKQQHYRPRKNJ-UHFFFAOYSA-L disulfite Chemical compound [O-]S(=O)S([O-])(=O)=O WBZKQQHYRPRKNJ-UHFFFAOYSA-L 0.000 claims description 6
- 229910001779 copper mineral Inorganic materials 0.000 claims description 5
- 229920001353 Dextrin Polymers 0.000 claims description 4
- 239000004375 Dextrin Substances 0.000 claims description 4
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 238000005273 aeration Methods 0.000 claims description 4
- 235000019425 dextrin Nutrition 0.000 claims description 4
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- 235000019738 Limestone Nutrition 0.000 claims description 3
- 239000010459 dolomite Substances 0.000 claims description 3
- 229910000514 dolomite Inorganic materials 0.000 claims description 3
- 239000006028 limestone Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 claims 1
- 235000010755 mineral Nutrition 0.000 description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 4
- 239000005083 Zinc sulfide Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 3
- 229910052683 pyrite Inorganic materials 0.000 description 3
- 239000011028 pyrite Substances 0.000 description 3
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- PPUARQXOOBRUNI-UHFFFAOYSA-N [S--].[S--].[S--].[Cu++].[Zn++].[Pb++] Chemical compound [S--].[S--].[S--].[Cu++].[Zn++].[Pb++] PPUARQXOOBRUNI-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 229910052981 lead sulfide Inorganic materials 0.000 description 2
- 229940056932 lead sulfide Drugs 0.000 description 2
- 229910052976 metal sulfide Inorganic materials 0.000 description 2
- 238000001139 pH measurement Methods 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- 229910052984 zinc sulfide Inorganic materials 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- HEPLMSKRHVKCAQ-UHFFFAOYSA-N lead nickel Chemical compound [Ni].[Pb] HEPLMSKRHVKCAQ-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 229910052569 sulfide mineral Inorganic materials 0.000 description 1
- -1 thiocarbamate compound Chemical class 0.000 description 1
- 239000012991 xanthate Substances 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
- B03D1/001—Flotation agents
-
- 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
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/016—Macromolecular compounds
-
- 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
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/012—Organic compounds containing sulfur
-
- 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
-
- 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
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/02—Collectors
-
- 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
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/06—Depressants
-
- 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
- B03D2203/00—Specified materials treated by the flotation agents; Specified applications
- B03D2203/02—Ores
- B03D2203/04—Non-sulfide ores
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20070089A FI119226B (fi) | 2007-02-02 | 2007-02-02 | Menetelmä kuparin selektiiviseksi vaahdottamiseksi |
| FI20070089 | 2007-02-02 | ||
| PCT/FI2008/050030 WO2008092995A1 (en) | 2007-02-02 | 2008-01-31 | Method for selective flotation of copper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0806746A2 true BRPI0806746A2 (pt) | 2011-09-13 |
Family
ID=37832134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0806746-5A BRPI0806746A2 (pt) | 2007-02-02 | 2008-01-31 | método para flotação seletiva de cobre |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2117717A1 (es) |
| BR (1) | BRPI0806746A2 (es) |
| CL (1) | CL2008000171A1 (es) |
| EA (1) | EA200900872A1 (es) |
| FI (1) | FI119226B (es) |
| PE (1) | PE20081332A1 (es) |
| WO (1) | WO2008092995A1 (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AP3398A (en) | 2009-12-04 | 2015-08-31 | Barrick Gold Corp | Separation of copper minerals from pyrite using air metabisulfite treatment |
| CA2966664C (en) * | 2014-01-31 | 2018-11-27 | Goldcorp Inc. | Process for separation of at least one metal sulfide from a mixed sulfide ore or concentrate |
| CN115069423B (zh) * | 2022-06-17 | 2023-03-14 | 中南大学 | 一种基于pH调控Mo-Pb-Zn至少一种硫化矿分选的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5074994A (en) * | 1990-10-18 | 1991-12-24 | The Doe Run Company | Sequential and selective flotation of sulfide ores |
| DE4238244C2 (de) * | 1992-11-12 | 1994-09-08 | Metallgesellschaft Ag | Verfahren zur selektiven Flotation eines sulfidischen Kupfer-Blei-Zinkerzes |
| RU2254931C2 (ru) * | 2003-07-28 | 2005-06-27 | Открытое акционерное общество "Горно-металлургическая компания "Норильский никель" | Способ обогащения сульфидных медно-никелевых руд |
-
2007
- 2007-02-02 FI FI20070089A patent/FI119226B/fi not_active IP Right Cessation
-
2008
- 2008-01-21 CL CL200800171A patent/CL2008000171A1/es unknown
- 2008-01-24 PE PE2008000183A patent/PE20081332A1/es not_active Application Discontinuation
- 2008-01-31 EA EA200900872A patent/EA200900872A1/ru unknown
- 2008-01-31 WO PCT/FI2008/050030 patent/WO2008092995A1/en not_active Ceased
- 2008-01-31 BR BRPI0806746-5A patent/BRPI0806746A2/pt not_active IP Right Cessation
- 2008-01-31 EP EP08709299A patent/EP2117717A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FI20070089A0 (fi) | 2007-02-02 |
| FI119226B (fi) | 2008-09-15 |
| PE20081332A1 (es) | 2008-10-07 |
| EP2117717A1 (en) | 2009-11-18 |
| CL2008000171A1 (es) | 2008-04-04 |
| EA200900872A1 (ru) | 2010-02-26 |
| WO2008092995A1 (en) | 2008-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2782436C (en) | Separation of copper minerals from pyrite using air-metabisulfite treatment | |
| CN108160313B (zh) | 一种氧化铜矿粗细分级-强化细粒级硫化浮选的方法 | |
| Shengo et al. | Assessment of water quality effects on flotation of copper–cobalt oxide ore | |
| CN111804441B (zh) | 在磨矿过程中加入制氧剂调控含高硫铁硫化矿浮选的方法 | |
| US6092666A (en) | Reduction of pH modifying agent in the flotation of copper minerals | |
| CN111804440A (zh) | 通过矿浆中溶解氧含量调控硫化矿浮选的方法 | |
| Malghan | Role of sodium sulfide in the flotation of oxidized copper, lead, and zinc ores | |
| Kirjavainen et al. | Effect of calcium and thiosulfate ions on flotation selectivity of nickel–copper ores | |
| Hintikka et al. | Potential control in the flotation of sulphide minerals and precious metals | |
| CA2795397C (en) | Method for recovering valuable metals | |
| Conejeros et al. | Novel treatment for mixed copper ores: Leaching ammonia–Precipitation–Flotation (LAPF) | |
| BRPI0806746A2 (pt) | método para flotação seletiva de cobre | |
| US6041941A (en) | Reagent consumption in mineral separation circuits | |
| Guo et al. | Pulp potential and floatability of chalcopyrite | |
| Deschênes | Advances in the cyanidation of gold | |
| Wang et al. | Improving flotation hydrodynamics to maximize nickel recovery from tailings | |
| Quast et al. | Marmatite depression in galena flotation | |
| CN1242852C (zh) | 铅锌硫化矿电位调控浮选工艺 | |
| CA2116276C (en) | Flotation processes | |
| Ng'Andu | The effect of underground mine water on performance of the Mufulira flotation process | |
| RU2637204C1 (ru) | Способ биовыщелачивания упорных золотосодержащих сульфидных флотоконцентратов | |
| US20050232835A1 (en) | Anti-oxidation method for sulfide minerals in sulfide ore | |
| US10596578B2 (en) | Production method for low-sulfur iron ore | |
| Nagaraj et al. | Potential controlled flotation and depression of copper sulphides and oxides using hydrosulphide in non-xanthate systems | |
| Aydin et al. | The influence of pre-aeration on cyanide leaching of a non-refractory sulphide gold and silver ore |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application fees: dismissal - article 86 of industrial property law |
Free format text: REFERENTE A 4A ANUIDADE. |
|
| B08K | Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87) |
Free format text: NAO APRESENTADA A GUIA DE CUMPRIMENTO DE EXIGENCIA. REFERENTE A 4A ANUIDADE. |