CA2821421A1 - Electrorecovery of gold and silver from leaching solutions by simultaneous cathodic and anodic deposits - Google Patents
Electrorecovery of gold and silver from leaching solutions by simultaneous cathodic and anodic deposits Download PDFInfo
- Publication number
- CA2821421A1 CA2821421A1 CA2821421A CA2821421A CA2821421A1 CA 2821421 A1 CA2821421 A1 CA 2821421A1 CA 2821421 A CA2821421 A CA 2821421A CA 2821421 A CA2821421 A CA 2821421A CA 2821421 A1 CA2821421 A1 CA 2821421A1
- Authority
- CA
- Canada
- Prior art keywords
- silver
- gold
- leaching
- anode
- cathode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 43
- 239000004332 silver Substances 0.000 title claims abstract description 43
- 239000010931 gold Substances 0.000 title claims abstract description 21
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052737 gold Inorganic materials 0.000 title claims abstract description 20
- 238000002386 leaching Methods 0.000 title claims description 21
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims abstract description 16
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 8
- 239000003446 ligand Substances 0.000 claims abstract description 4
- 230000003647 oxidation Effects 0.000 claims abstract description 3
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 3
- 230000009467 reduction Effects 0.000 claims abstract description 3
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 claims abstract 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 35
- 238000011084 recovery Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 15
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 7
- 239000011707 mineral Substances 0.000 abstract description 7
- 238000005065 mining Methods 0.000 abstract description 4
- 238000011282 treatment Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000001465 metallisation Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 20
- 238000004070 electrodeposition Methods 0.000 description 16
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 13
- 229940048910 thiosulfate Drugs 0.000 description 12
- 238000010586 diagram Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 239000000126 substance Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- -1 silver metals Chemical class 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000009854 hydrometallurgy Methods 0.000 description 3
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000008139 complexing agent Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 150000002739 metals Chemical group 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- GJLUFTKZCBBYMV-UHFFFAOYSA-N carbamimidoylsulfanyl carbamimidothioate Chemical compound NC(=N)SSC(N)=N GJLUFTKZCBBYMV-UHFFFAOYSA-N 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 1
- ANVWDQSUFNXVLB-UHFFFAOYSA-L copper;dioxido-oxo-sulfanylidene-$l^{6}-sulfane Chemical compound [Cu+2].[O-]S([O-])(=O)=S ANVWDQSUFNXVLB-UHFFFAOYSA-L 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000000368 destabilizing effect Effects 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 1
- 235000019838 diammonium phosphate Nutrition 0.000 description 1
- 229940075933 dithionate Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 229910001739 silver mineral Inorganic materials 0.000 description 1
- OYNOOANKSLJSCV-UHFFFAOYSA-N silver;thiourea Chemical compound [Ag].NC(N)=S OYNOOANKSLJSCV-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- 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
- C25C1/22—Electrolytic production, recovery or refining of metals by electrolysis of solutions of metals not provided for in groups C25C1/02 - C25C1/20
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
- C25C7/08—Separating of deposited metals from the cathode
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MXMX/A/2010/013717 | 2010-12-13 | ||
| MX2010013717A MX2010013717A (es) | 2010-12-13 | 2010-12-13 | Electrorecuperacion de oro y plata a partir de soluciones lixiviantes mediante deposito catodico y anodico simultaneo. |
| PCT/MX2011/000151 WO2012081952A2 (es) | 2010-12-13 | 2011-12-09 | Electrorecuperación de oro y plata a partir de soluciones lixiviantes mediante depósito catódico y anódico simultáneo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2821421A1 true CA2821421A1 (en) | 2012-06-21 |
Family
ID=45558362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2821421A Abandoned CA2821421A1 (en) | 2010-12-13 | 2011-12-09 | Electrorecovery of gold and silver from leaching solutions by simultaneous cathodic and anodic deposits |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US20140076735A1 (es) |
| EP (1) | EP2653590A2 (es) |
| JP (1) | JP2014505788A (es) |
| CN (1) | CN103380234A (es) |
| AU (1) | AU2011341844A1 (es) |
| BR (1) | BR112013014874A2 (es) |
| CA (1) | CA2821421A1 (es) |
| CO (1) | CO6801793A2 (es) |
| MX (1) | MX2010013717A (es) |
| PE (1) | PE20140494A1 (es) |
| RU (1) | RU2013132451A (es) |
| WO (1) | WO2012081952A2 (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016018409A1 (en) * | 2014-07-31 | 2016-02-04 | Hewlett-Packard Development Company, L.P. | Process image according to mat characteristic |
| AU2017371918A1 (en) * | 2016-12-08 | 2019-07-04 | Clean Resources PTE. LTD. | Recovery of gold and silver from precious metals-containing solids |
| US10807085B2 (en) * | 2017-11-17 | 2020-10-20 | University Of Massachusetts | Silver recovery as Ag0nanoparticles from ion-exchange regenerant solution |
| CN113621995B (zh) * | 2021-07-16 | 2023-12-26 | 武汉理工大学 | 一种基于电化学联合催化技术回收硫代硫酸盐浸出液中贵金属的方法 |
| CN113652554B (zh) * | 2021-07-16 | 2022-12-27 | 武汉理工大学 | 一种基于电容去离子技术回收溶液中贵金属的方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3616332A (en) * | 1969-12-17 | 1971-10-26 | Texas Instruments Inc | Process for recovering silver from scrap materials and electrolyte composition for use therein |
| US4280884A (en) * | 1980-04-07 | 1981-07-28 | Demco, Inc. | Method and apparatus for recovery of silver employing an electrolytic cell having improved solution movement |
| CN85103707B (zh) * | 1985-05-13 | 1987-05-06 | 华东化工学院 | 从金矿中综合提取金、银 、铜的工艺过程 |
| GB8927964D0 (en) * | 1989-12-11 | 1990-02-14 | Kodak Ltd | Method and apparatus for recovering silver from a photographic fixing solution |
| JP3816241B2 (ja) * | 1998-07-14 | 2006-08-30 | 株式会社大和化成研究所 | 金属を還元析出させるための水溶液 |
| JP2001192878A (ja) * | 2000-01-11 | 2001-07-17 | Yuken Industry Co Ltd | 金属組成物からの貴金属回収法 |
| US8025859B2 (en) * | 2007-05-18 | 2011-09-27 | Cesl Limited | Process for gold and silver recovery from a sulphide concentrate |
| MX2008003602A (es) * | 2008-03-14 | 2009-02-25 | Univ Autonoma Metropolitana | Proceso de lixiviacion y recuperacion de plata y oro con soluciones de tiosulfato amoniacales de cobre. |
| MX2008008671A (es) * | 2008-07-02 | 2010-01-04 | Univ Autonoma Metropolitana | Reactor electroquimico tipo filtro prensa para la recuperacion de valores de oro (au) y plata (ag) en forma de polvo. |
-
2010
- 2010-12-13 MX MX2010013717A patent/MX2010013717A/es active IP Right Grant
-
2011
- 2011-12-09 JP JP2013544412A patent/JP2014505788A/ja active Pending
- 2011-12-09 CA CA2821421A patent/CA2821421A1/en not_active Abandoned
- 2011-12-09 CN CN2011800674437A patent/CN103380234A/zh active Pending
- 2011-12-09 BR BR112013014874A patent/BR112013014874A2/pt not_active IP Right Cessation
- 2011-12-09 RU RU2013132451/02A patent/RU2013132451A/ru not_active Application Discontinuation
- 2011-12-09 AU AU2011341844A patent/AU2011341844A1/en not_active Abandoned
- 2011-12-09 PE PE2013001408A patent/PE20140494A1/es not_active Application Discontinuation
- 2011-12-09 EP EP11813915.3A patent/EP2653590A2/en not_active Withdrawn
- 2011-12-09 US US13/993,247 patent/US20140076735A1/en not_active Abandoned
- 2011-12-09 WO PCT/MX2011/000151 patent/WO2012081952A2/es active Application Filing
-
2013
- 2013-07-10 CO CO13164020A patent/CO6801793A2/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2013132451A (ru) | 2015-01-20 |
| AU2011341844A2 (en) | 2013-10-17 |
| EP2653590A2 (en) | 2013-10-23 |
| CN103380234A (zh) | 2013-10-30 |
| MX2010013717A (es) | 2012-06-13 |
| JP2014505788A (ja) | 2014-03-06 |
| AU2011341844A1 (en) | 2013-08-01 |
| US20140076735A1 (en) | 2014-03-20 |
| WO2012081952A2 (es) | 2012-06-21 |
| BR112013014874A2 (pt) | 2016-10-18 |
| WO2012081952A3 (es) | 2012-12-06 |
| CO6801793A2 (es) | 2013-11-29 |
| WO2012081952A4 (es) | 2013-01-24 |
| PE20140494A1 (es) | 2014-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20130815 |
|
| FZDE | Discontinued |
Effective date: 20160921 |