PE20190235A1 - GOLD RECOVERY METHOD FROM A CONCENTRATED SOLUTION OF COPPER CHLORIDE CONTAINING GOLD - Google Patents
GOLD RECOVERY METHOD FROM A CONCENTRATED SOLUTION OF COPPER CHLORIDE CONTAINING GOLDInfo
- Publication number
- PE20190235A1 PE20190235A1 PE2018003082A PE2018003082A PE20190235A1 PE 20190235 A1 PE20190235 A1 PE 20190235A1 PE 2018003082 A PE2018003082 A PE 2018003082A PE 2018003082 A PE2018003082 A PE 2018003082A PE 20190235 A1 PE20190235 A1 PE 20190235A1
- Authority
- PE
- Peru
- Prior art keywords
- gold
- concentrated solution
- copper chloride
- chloride containing
- electrode
- Prior art date
Links
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title abstract 8
- 229910052737 gold Inorganic materials 0.000 title abstract 8
- 239000010931 gold Substances 0.000 title abstract 8
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052802 copper Inorganic materials 0.000 abstract 2
- 239000010949 copper Substances 0.000 abstract 2
- 238000000151 deposition Methods 0.000 abstract 1
- 238000009713 electroplating Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/20—Electrolytic production, recovery or refining of metals by electrolysis of solutions of noble metals
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
Se refiere a un metodo de recuperacion de oro a partir de una solucion concentrada de cloruro de cobre que contiene oro que comprende: a) una etapa de electrodeposicion, en la que se aplica un potencial externo o una corriente reductora a un electrodo contenido en la solucion concentrada de cloruro de cobre que contiene oro, depositando asi cobre y opcionalmente oro en el electrodo, b) una etapa de reemplazo redox, en la que en la etapa a) el potencial externo o la corriente reductora aplicada se corta o se reduce, lo que permite que el cobre depositado en el electrodo se reemplace espontaneamente por el oro contenido en la solucion, obteniendo asi un electrodo que contiene oroIt refers to a method of recovering gold from a concentrated solution of copper chloride containing gold that comprises: a) an electroplating step, in which an external potential or a reducing current is applied to an electrode contained in the concentrated solution of copper chloride containing gold, thus depositing copper and optionally gold on the electrode, b) a redox replacement stage, in which in stage a) the external potential or the applied reducing current is cut or reduced, which allows the copper deposited on the electrode to be spontaneously replaced by the gold contained in the solution, thus obtaining an electrode containing gold
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/FI2016/050442 WO2017216417A1 (en) | 2016-06-17 | 2016-06-17 | A method of recovering gold from a gold-bearing concentrated copper chloride solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PE20190235A1 true PE20190235A1 (en) | 2019-02-15 |
Family
ID=60664379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PE2018003082A PE20190235A1 (en) | 2016-06-17 | 2016-06-17 | GOLD RECOVERY METHOD FROM A CONCENTRATED SOLUTION OF COPPER CHLORIDE CONTAINING GOLD |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3472372A4 (en) |
| EA (1) | EA035935B1 (en) |
| MX (1) | MX2018014210A (en) |
| PE (1) | PE20190235A1 (en) |
| WO (1) | WO2017216417A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112961991B (en) * | 2021-02-05 | 2023-01-03 | 江西理工大学 | Copper-catalyzed glycine-thiosulfate composite gold leaching process |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190707698A (en) * | 1907-04-02 | 1907-11-28 | Alfred Julius Boult | An Improved Process for Separating Copper from Acid or Neutral Solutions containing it. |
| CH671780A5 (en) * | 1987-09-28 | 1989-09-29 | Recytec S A C O Orfigest S A | |
| US5882502A (en) * | 1992-04-01 | 1999-03-16 | Rmg Services Pty Ltd. | Electrochemical system and method |
| US5411575A (en) * | 1994-03-25 | 1995-05-02 | E. I. Du Pont De Nemours And Company | Hydrometallurgical extraction process |
| US5667557A (en) * | 1994-03-25 | 1997-09-16 | E. I. Du Pont De Nemours And Company | Hydrometallurgical extraction and recovery of copper, gold, and silver via cyanidation and electrowinning |
| GB0408805D0 (en) * | 2004-04-08 | 2004-05-26 | Accentus Plc | Precious metal recovery |
| JP2012240006A (en) * | 2011-05-20 | 2012-12-10 | Toyota Motor Corp | Method for manufacturing catalyst |
| KR20140035701A (en) * | 2012-09-14 | 2014-03-24 | 삼성전기주식회사 | Method fo forming au thin-film and printed circuit board |
-
2016
- 2016-06-17 WO PCT/FI2016/050442 patent/WO2017216417A1/en not_active Ceased
- 2016-06-17 EP EP16905364.2A patent/EP3472372A4/en not_active Withdrawn
- 2016-06-17 PE PE2018003082A patent/PE20190235A1/en unknown
- 2016-06-17 EA EA201892400A patent/EA035935B1/en not_active IP Right Cessation
- 2016-06-17 MX MX2018014210A patent/MX2018014210A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3472372A4 (en) | 2020-04-01 |
| EP3472372A1 (en) | 2019-04-24 |
| MX2018014210A (en) | 2019-04-29 |
| EA201892400A1 (en) | 2019-05-31 |
| EA035935B1 (en) | 2020-09-03 |
| WO2017216417A1 (en) | 2017-12-21 |
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