ATE230037T1 - Gewinnung von edelmetallen durch kontrollierte laugung in saurer thiourea-lösung - Google Patents
Gewinnung von edelmetallen durch kontrollierte laugung in saurer thiourea-lösungInfo
- Publication number
- ATE230037T1 ATE230037T1 AT00927558T AT00927558T ATE230037T1 AT E230037 T1 ATE230037 T1 AT E230037T1 AT 00927558 T AT00927558 T AT 00927558T AT 00927558 T AT00927558 T AT 00927558T AT E230037 T1 ATE230037 T1 AT E230037T1
- Authority
- AT
- Austria
- Prior art keywords
- extraction
- precious metals
- thiourea
- thiourea solution
- acid
- Prior art date
Links
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 title abstract 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 4
- 239000002253 acid Substances 0.000 title abstract 3
- 238000000605 extraction Methods 0.000 title 1
- 238000002386 leaching Methods 0.000 title 1
- 239000010970 precious metal Substances 0.000 title 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 3
- 239000007800 oxidant agent Substances 0.000 abstract 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- GJLUFTKZCBBYMV-UHFFFAOYSA-N carbamimidoylsulfanyl carbamimidothioate Chemical compound NC(=N)SSC(N)=N GJLUFTKZCBBYMV-UHFFFAOYSA-N 0.000 abstract 2
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 abstract 1
- 238000004458 analytical method Methods 0.000 abstract 1
- 229910001447 ferric ion Inorganic materials 0.000 abstract 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 239000010931 gold Substances 0.000 abstract 1
- 238000004811 liquid chromatography Methods 0.000 abstract 1
- 229910000510 noble metal Inorganic materials 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 abstract 1
- 235000010262 sodium metabisulphite Nutrition 0.000 abstract 1
- 239000004296 sodium metabisulphite Substances 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/16—Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
-
- 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)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9910548A GB2349876B (en) | 1999-05-10 | 1999-05-10 | Process for the Recovery of Noble Metals |
| PCT/GB2000/001790 WO2000068446A1 (en) | 1999-05-10 | 2000-05-10 | Recovery of noble metals by lixiviation with thiourea controlled acidic solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE230037T1 true ATE230037T1 (de) | 2003-01-15 |
Family
ID=10852972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT00927558T ATE230037T1 (de) | 1999-05-10 | 2000-05-10 | Gewinnung von edelmetallen durch kontrollierte laugung in saurer thiourea-lösung |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP1190105B1 (de) |
| AT (1) | ATE230037T1 (de) |
| AU (1) | AU4595000A (de) |
| CA (1) | CA2373014A1 (de) |
| DE (1) | DE60001070D1 (de) |
| GB (1) | GB2349876B (de) |
| WO (1) | WO2000068446A1 (de) |
| ZA (1) | ZA200107714B (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10313887A1 (de) * | 2003-03-27 | 2004-10-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum selektiven Gewinnen von Gold aus goldhaltigen Materialien |
| MXPA03006955A (es) * | 2003-08-04 | 2005-02-09 | Univ Autonoma Metropolitana | Proceso de lixiviacion y recuperacion de plata y oro con soluciones de tiourea electro-oxidada. |
| MX2007004840A (es) * | 2007-04-23 | 2007-10-04 | Univ Autonoma Metropolitana | Electrocatalizador bimetalico para su utilizacion en la electrosintesis molecular y metodo de preparacion del mismo. |
| RU2540236C2 (ru) * | 2013-05-07 | 2015-02-10 | Федеральное государственное бюджетное учреждение науки Институт химии Дальневосточного отделения Российской академии наук (ИХ ДВО РАН) | Способ переработки высокоуглеродистых золотоносных пород |
| FI20155187A (fi) | 2015-03-18 | 2016-09-19 | Outotec Finland Oy | Kullan talteenotto liuoksesta |
| CN111850294A (zh) | 2015-04-17 | 2020-10-30 | 不列颠哥伦比亚大学 | 用具有硫代羰基官能团的试剂浸出金属硫化物的工艺 |
| CN104818380B (zh) * | 2015-04-23 | 2017-03-15 | 张伟晓 | 一种从难处理金矿中回收金、银的方法 |
| JP2020522606A (ja) | 2016-10-19 | 2020-07-30 | ザ ユニバーシティ オブ ブリティッシュ コロンビアＴｈｅ Ｕｎｉｖｅｒｓｉｔｙ Ｏｆ Ｂｒｉｔｉｓｈ Ｃｏｌｕｍｂｉａ | チオカルボニル官能基を有する試薬による金属硫化物の浸出方法 |
| MX2021007012A (es) * | 2018-12-14 | 2021-10-13 | Central America Nickel Inc | Recuperación de valores de oro y plata de alimentos mediante extracción asistida por ultrasonido. |
| CN113403483B (zh) * | 2021-05-26 | 2022-12-02 | 来宾华锡冶炼有限公司 | 一种从高铁高锡高铟浮选银精矿中提取银的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2483463A1 (fr) * | 1980-06-03 | 1981-12-04 | Salsigne Mines Produits Chimiq | Procede pour la recuperation d'or et/ou d'argent et eventuellement de bismuth contenus dans des minerais sulfures et/ou de sulfoarseniures |
| ZA84929B (en) * | 1983-02-22 | 1984-09-26 | Sueddeutsche Kalkstickstoff | Hydrometallurgical recovery of noble metals using thiourea |
| PH21188A (en) * | 1985-09-10 | 1987-08-12 | Butler Dean | Leaching process |
| NZ237011A (en) * | 1990-02-23 | 1992-06-25 | Cra Services | Extraction and recovery of gold by treatment with an acidic lixiviant solution |
| BR9201457A (pt) * | 1992-04-13 | 1993-10-19 | Gedeon Henrique Nobre | Lixiviacao de ouro por tioureia |
-
1999
- 1999-05-10 GB GB9910548A patent/GB2349876B/en not_active Revoked
-
2000
- 2000-05-10 CA CA002373014A patent/CA2373014A1/en not_active Abandoned
- 2000-05-10 AT AT00927558T patent/ATE230037T1/de not_active IP Right Cessation
- 2000-05-10 AU AU45950/00A patent/AU4595000A/en not_active Abandoned
- 2000-05-10 EP EP00927558A patent/EP1190105B1/de not_active Expired - Lifetime
- 2000-05-10 WO PCT/GB2000/001790 patent/WO2000068446A1/en active IP Right Grant
- 2000-05-10 DE DE60001070T patent/DE60001070D1/de not_active Expired - Lifetime
-
2001
- 2001-09-18 ZA ZA200107714A patent/ZA200107714B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA2373014A1 (en) | 2000-11-16 |
| EP1190105B1 (de) | 2002-12-18 |
| GB9910548D0 (en) | 1999-07-07 |
| WO2000068446A1 (en) | 2000-11-16 |
| ZA200107714B (en) | 2002-06-04 |
| GB2349876B (en) | 2003-03-05 |
| AU4595000A (en) | 2000-11-21 |
| DE60001070D1 (de) | 2003-01-30 |
| EP1190105A1 (de) | 2002-03-27 |
| GB2349876A (en) | 2000-11-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |