RO126480A3 - Procedeu de obţinere a aurului şi argintului - Google Patents
Procedeu de obţinere a aurului şi argintului Download PDFInfo
- Publication number
- RO126480A3 RO126480A3 ROA201100207A RO201100207A RO126480A3 RO 126480 A3 RO126480 A3 RO 126480A3 RO A201100207 A ROA201100207 A RO A201100207A RO 201100207 A RO201100207 A RO 201100207A RO 126480 A3 RO126480 A3 RO 126480A3
- Authority
- RO
- Romania
- Prior art keywords
- silver
- gold
- solubilization
- obtaining gold
- obtaining
- Prior art date
Links
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
- C22B11/04—Obtaining noble metals by wet processes
-
- 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
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)
Abstract
Invenţia se referă la un procedeu de obţinere a aurului şi argintului. Procedeul conform invenţiei constă din solubilizarea unor concentrate piritoase refractare, în soluţii amoniacale de tiosulfat de sodiu, în prezenţă de catalizator de cupru bivalent; suspensia obţinută se filtrează, după care urmează o electroliză în mediu alcalin, din care rezultă aur, argint şi cupru, care se separă prin solubilizare într-o soluţie de acid sulfuric.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ROA201100207A RO126480B1 (ro) | 2011-03-09 | 2011-03-09 | Procedeu de obţinere a aurului şi argintului |
EP12731764.2A EP2683840B1 (en) | 2011-03-09 | 2012-03-08 | Gold and silver extraction technology |
AU2012243490A AU2012243490A1 (en) | 2011-03-09 | 2012-03-08 | Gold and silver extraction technology |
EA201370203A EA201370203A1 (ru) | 2011-03-09 | 2012-03-08 | Технология экстракции золота и серебра |
US14/003,835 US9175411B2 (en) | 2011-03-09 | 2012-03-08 | Gold and silver extraction technology |
CA2829663A CA2829663C (en) | 2011-03-09 | 2012-03-08 | Gold and silver extraction technology |
PCT/RO2012/000005 WO2012141607A1 (en) | 2011-03-09 | 2012-03-08 | Gold and silver extraction technology |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ROA201100207A RO126480B1 (ro) | 2011-03-09 | 2011-03-09 | Procedeu de obţinere a aurului şi argintului |
Publications (3)
Publication Number | Publication Date |
---|---|
RO126480A0 RO126480A0 (ro) | 2011-07-29 |
RO126480A3 true RO126480A3 (ro) | 2012-09-28 |
RO126480B1 RO126480B1 (ro) | 2012-11-29 |
Family
ID=44508311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ROA201100207A RO126480B1 (ro) | 2011-03-09 | 2011-03-09 | Procedeu de obţinere a aurului şi argintului |
Country Status (7)
Country | Link |
---|---|
US (1) | US9175411B2 (ro) |
EP (1) | EP2683840B1 (ro) |
AU (1) | AU2012243490A1 (ro) |
CA (1) | CA2829663C (ro) |
EA (1) | EA201370203A1 (ro) |
RO (1) | RO126480B1 (ro) |
WO (1) | WO2012141607A1 (ro) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RO129874B1 (ro) * | 2014-04-30 | 2018-05-30 | Florean Victor | Procedeu de extragere a aurului şi argintului din minereuri şi subproduse miniere cu conţinut scăzut de aur |
US20150329934A1 (en) * | 2014-05-15 | 2015-11-19 | Rulon W. Dahl | Dahl Process |
WO2016168930A1 (en) | 2015-04-21 | 2016-10-27 | University Of Saskatchewan | Methods for simultaneous leaching and extraction of precious metals |
LU102054B1 (de) * | 2020-07-27 | 2022-01-27 | Centuro Ag | Verfahren zur Gewinnung von Gold und Silber aus Rohstoffen |
WO2022022987A1 (de) * | 2020-07-27 | 2022-02-03 | Centuro Ag | Verfahren zur gewinnung von gold und silber aus rohstoffen |
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 |
CN114086000A (zh) * | 2021-11-28 | 2022-02-25 | 红河学院 | 一种废铜线溶解制备电解铜箔用硫酸铜液的方法 |
CN114589303A (zh) * | 2022-03-03 | 2022-06-07 | 湖北鑫荣矿业有限公司 | 除去金粒中难分杂质的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3728235A (en) * | 1971-05-19 | 1973-04-17 | Eastman Kodak Co | Electrolytic method for recovering metal from solution |
US3944414A (en) * | 1974-10-01 | 1976-03-16 | Mitsubishi Kinzoku Kabushiki Kaisha | Treatment of anode slime from copper electrolysis |
US5785736A (en) * | 1995-02-10 | 1998-07-28 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation, thiosulfate leaching and resin-in-pulp adsorption |
CA2209559C (en) | 1996-07-16 | 2001-12-18 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation, thiosulfate leaching and resin-in-leach adsorption |
US6632264B2 (en) | 2001-04-17 | 2003-10-14 | The University Of British Columbia | Gold recovery from thiosulfate leaching |
CA2412352A1 (en) | 2002-11-18 | 2004-05-18 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
US7722840B2 (en) * | 2002-11-15 | 2010-05-25 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
DOP2006000250A (es) | 2005-11-10 | 2007-07-15 | Barrick Gold Corp | Generación de tiosulfato in situ en recuperación de metal precioso |
WO2007098603A1 (en) | 2006-03-03 | 2007-09-07 | Metal Asia International Ltd. | Process for extracting gold from gold-bearing ore |
-
2011
- 2011-03-09 RO ROA201100207A patent/RO126480B1/ro unknown
-
2012
- 2012-03-08 EP EP12731764.2A patent/EP2683840B1/en not_active Not-in-force
- 2012-03-08 US US14/003,835 patent/US9175411B2/en active Active
- 2012-03-08 EA EA201370203A patent/EA201370203A1/ru unknown
- 2012-03-08 AU AU2012243490A patent/AU2012243490A1/en not_active Abandoned
- 2012-03-08 WO PCT/RO2012/000005 patent/WO2012141607A1/en active Application Filing
- 2012-03-08 CA CA2829663A patent/CA2829663C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EA201370203A1 (ru) | 2014-01-30 |
CA2829663C (en) | 2016-08-23 |
EP2683840A1 (en) | 2014-01-15 |
RO126480B1 (ro) | 2012-11-29 |
CA2829663A1 (en) | 2012-10-18 |
AU2012243490A1 (en) | 2013-10-31 |
WO2012141607A1 (en) | 2012-10-18 |
EP2683840B1 (en) | 2016-03-02 |
US9175411B2 (en) | 2015-11-03 |
US20130341203A1 (en) | 2013-12-26 |
RO126480A0 (ro) | 2011-07-29 |
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