AR049634A1 - METHOD FOR GOLD RECOVERY RELATED TO COPPER PRODUCTION - Google Patents
METHOD FOR GOLD RECOVERY RELATED TO COPPER PRODUCTIONInfo
- Publication number
- AR049634A1 AR049634A1 ARP050101715A AR049634A1 AR 049634 A1 AR049634 A1 AR 049634A1 AR P050101715 A ARP050101715 A AR P050101715A AR 049634 A1 AR049634 A1 AR 049634A1
- Authority
- AR
- Argentina
- Prior art keywords
- copper
- gold
- chloride
- intermediate product
- gold recovery
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title abstract 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 4
- 229910052802 copper Inorganic materials 0.000 abstract 4
- 239000010949 copper Substances 0.000 abstract 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract 3
- 229910052737 gold Inorganic materials 0.000 abstract 3
- 239000010931 gold Substances 0.000 abstract 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 239000000460 chlorine Substances 0.000 abstract 2
- 229910052801 chlorine Inorganic materials 0.000 abstract 2
- 239000013067 intermediate product Substances 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- QYFMQRSFRCFZNM-UHFFFAOYSA-K copper;sodium;trichloride Chemical compound [Na+].[Cl-].[Cl-].[Cl-].[Cu+2] QYFMQRSFRCFZNM-UHFFFAOYSA-K 0.000 abstract 1
- SKQUUKNCBWILCD-UHFFFAOYSA-J dicopper;chloride;trihydroxide Chemical compound [OH-].[OH-].[OH-].[Cl-].[Cu+2].[Cu+2] SKQUUKNCBWILCD-UHFFFAOYSA-J 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 238000002386 leaching Methods 0.000 abstract 1
- 230000033116 oxidation-reduction process Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/06—Chloridising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
- C22B11/044—Recovery of noble metals from waste materials from pyrometallurgical residues, e.g. from ashes, dross, flue dust, mud, skim, slag, sludge
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0069—Leaching or slurrying with acids or salts thereof containing halogen
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
La presente se relaciona con un método para la recuperacion de oro a partir de un producto intermedio o residuo que contiene hierro y azufre generado en la lixiviacion de una materia prima de cobre relacionado con la produccion hidrometalurgica de cobre. La recuperacion tanto del cobre como del oro tienen lugar en un ambiente de cloruro. El oro contenido en el producto intermedio o residuo es lixiviado con cobre divalente y cloro en una solucion de cobre (II) cloruro-cloruro de sodio, en condiciones donde el potencial de reduccion de oxidacion fluctua entre los 650-750 mV y el pH oscila entre 1-1.6. el ácido generado durante la alimentacion de cloro se neutraliza con el oxicloruro de cobre (II) generado en el proceso.This is related to a method for recovering gold from an intermediate product or residue containing iron and sulfur generated in the leaching of a copper raw material related to the hydrometallurgical production of copper. The recovery of both copper and gold takes place in a chloride environment. The gold contained in the intermediate product or residue is leached with divalent copper and chlorine in a solution of copper (II) chloride-sodium chloride, in conditions where the oxidation reduction potential fluctuates between 650-750 mV and the pH ranges between 1-1.6. The acid generated during the chlorine feed is neutralized with the copper (II) oxychloride generated in the process.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20040622A FI117708B (en) | 2004-04-30 | 2004-04-30 | Procedure for the extraction of gold in connection with the manufacture of copper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR049634A1 true AR049634A1 (en) | 2006-08-23 |
Family
ID=35185130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP050101715 AR049634A1 (en) | 2004-04-30 | 2005-04-29 | METHOD FOR GOLD RECOVERY RELATED TO COPPER PRODUCTION |
Country Status (4)
| Country | Link |
|---|---|
| AR (1) | AR049634A1 (en) |
| FI (1) | FI117708B (en) |
| PE (1) | PE20060225A1 (en) |
| WO (1) | WO2005106051A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI120315B (en) * | 2007-11-27 | 2009-09-15 | Outotec Oyj | A process for treating a pyrite concentrate containing gold, copper and arsenic |
| MX2023002015A (en) * | 2020-08-18 | 2023-04-11 | Enviro Metals Llc | Metal refinement. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1063809A (en) * | 1975-12-11 | 1979-10-09 | Godefridus M. Swinkels | Hydrometallurgical process for metal sulphides |
| US4551213A (en) * | 1984-05-07 | 1985-11-05 | Duval Corporation | Recovery of gold |
| AT387587B (en) * | 1986-10-31 | 1989-02-10 | Austria Metall | HYDROMETALLURGICAL METHOD FOR THE EXTRACTION OF SILVER FROM THE ANODE SLUDGE OF COPPER ELECTROLYSIS AND SIMILAR RAW MATERIALS |
| AP538A (en) * | 1992-06-26 | 1996-09-18 | Intec Pty Ltd | Production of metal from minerals |
| FI113667B (en) * | 2002-04-23 | 2004-05-31 | Outokumpu Oy | Method for recovering gold |
-
2004
- 2004-04-30 FI FI20040622A patent/FI117708B/en active IP Right Grant
-
2005
- 2005-04-21 PE PE2005000441A patent/PE20060225A1/en not_active Application Discontinuation
- 2005-04-25 WO PCT/FI2005/000193 patent/WO2005106051A1/en not_active Ceased
- 2005-04-29 AR ARP050101715 patent/AR049634A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005106051A1 (en) | 2005-11-10 |
| FI117708B (en) | 2007-01-31 |
| PE20060225A1 (en) | 2006-04-25 |
| FI20040622L (en) | 2005-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB | Suspension of granting procedure |