RU93049151A - EXTRACTION OF NOBLE METALS FROM RESISTANT (SOLID) ORES - Google Patents
EXTRACTION OF NOBLE METALS FROM RESISTANT (SOLID) ORESInfo
- Publication number
- RU93049151A RU93049151A RU93049151/02A RU93049151A RU93049151A RU 93049151 A RU93049151 A RU 93049151A RU 93049151/02 A RU93049151/02 A RU 93049151/02A RU 93049151 A RU93049151 A RU 93049151A RU 93049151 A RU93049151 A RU 93049151A
- Authority
- RU
- Russia
- Prior art keywords
- ore
- nitric acid
- ores
- extraction
- resistant
- Prior art date
Links
- 238000000605 extraction Methods 0.000 title claims 2
- 239000007787 solid Substances 0.000 title claims 2
- 229910000510 noble metal Inorganic materials 0.000 title 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims 4
- 239000010970 precious metal Substances 0.000 claims 2
- 238000005406 washing Methods 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 239000003153 chemical reaction reagent Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 238000002386 leaching Methods 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Claims (1)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/921,534 US5236492A (en) | 1992-07-29 | 1992-07-29 | Recovery of precious metal values from refractory ores |
US921534 | 1992-07-29 | ||
US921.534 | 1992-07-29 | ||
CN93109628A CN1099071A (en) | 1992-07-29 | 1993-08-16 | Reclaim the method for precious metal values from difficult ore |
Publications (2)
Publication Number | Publication Date |
---|---|
RU93049151A true RU93049151A (en) | 1997-03-20 |
RU2086682C1 RU2086682C1 (en) | 1997-08-10 |
Family
ID=36847688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU9393049151A RU2086682C1 (en) | 1992-07-29 | 1993-07-28 | Hydrometallurgical method of extracting precious metals from persistent sulfide ore |
Country Status (6)
Country | Link |
---|---|
US (1) | US5236492A (en) |
CN (1) | CN1099071A (en) |
AU (1) | AU647694B2 (en) |
CA (1) | CA2101495C (en) |
MX (1) | MX9304546A (en) |
RU (1) | RU2086682C1 (en) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03278396A (en) * | 1990-03-27 | 1991-12-10 | Nec Corp | Semiconductor memory device |
US5354359A (en) * | 1992-04-01 | 1994-10-11 | Newmont Gold Co. | Hydrometallurgical process for the recovery of precious metal values from precious metal ores with thiosulfate lixiviant |
US5425800A (en) * | 1993-10-26 | 1995-06-20 | Fmc Corporation | Recovery of precious metal values from refractory ores |
DE4400796A1 (en) * | 1994-01-13 | 1995-07-20 | Krupp Polysius Ag | Recovery of precious metals from non-oxidised (semi-) refractory ores |
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 |
US5536297A (en) * | 1995-02-10 | 1996-07-16 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation and thiosulfate leaching |
US6264841B1 (en) | 1995-06-30 | 2001-07-24 | Helen E. A. Tudor | Method for treating contaminated liquids |
US5912402A (en) * | 1995-10-30 | 1999-06-15 | Drinkard Metalox, Inc. | Metallurgical dust recycle process |
US6131835A (en) * | 1997-08-29 | 2000-10-17 | Mg Technologies, Inc. | Methods for treating ores |
US6251163B1 (en) | 1998-03-04 | 2001-06-26 | Placer Dome, Inc. | Method for recovering gold from refractory carbonaceous ores |
US6368381B1 (en) | 1998-03-11 | 2002-04-09 | Placer Dome Technical Services, Ltd. | Autoclave using agitator and sparge tube to provide high oxygen transfer rate to metal-containing solutions |
US6344068B1 (en) | 2000-04-04 | 2002-02-05 | Barrick Gold Corporation | Process for recovering gold from thiosulfate leach solutions and slurries with ion exchange resin |
US6660059B2 (en) | 2000-05-19 | 2003-12-09 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
GB2370567B (en) * | 2000-11-01 | 2005-05-04 | Lee Fisher Robinson | Extraction processes |
US6632264B2 (en) | 2001-04-17 | 2003-10-14 | The University Of British Columbia | Gold recovery from thiosulfate leaching |
US7722840B2 (en) * | 2002-11-15 | 2010-05-25 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
US7682419B2 (en) * | 2003-04-16 | 2010-03-23 | Viatcheslav Dmitrievich Shapovalov | Method for processing sulfide minerals and concentrates |
US20040237721A1 (en) * | 2003-05-29 | 2004-12-02 | Morteza Baghalha | Anoxic leaching of precious metals with thiosulfate and precious metal oxidants |
US7604783B2 (en) | 2004-12-22 | 2009-10-20 | Placer Dome Technical Services Limited | Reduction of lime consumption when treating refractor gold ores or concentrates |
US8061888B2 (en) | 2006-03-17 | 2011-11-22 | Barrick Gold Corporation | Autoclave with underflow dividers |
US8252254B2 (en) | 2006-06-15 | 2012-08-28 | Barrick Gold Corporation | Process for reduced alkali consumption in the recovery of silver |
EA020950B1 (en) * | 2007-09-17 | 2015-03-31 | Баррик Гольд Корпорейшн | Method to improve recovery of gold from double refractory gold ores |
US7951988B2 (en) * | 2009-04-01 | 2011-05-31 | Earth Renewal Group, Llc | Aqueous phase oxidation process |
US7915474B2 (en) * | 2009-04-01 | 2011-03-29 | Earth Renewal Group, Llc | Aqueous phase oxidation process |
US8481800B2 (en) * | 2009-04-01 | 2013-07-09 | Earth Renewal Group, Llc | Aqueous phase oxidation process |
US8115047B2 (en) * | 2009-04-01 | 2012-02-14 | Earth Renewal Group, Llc | Aqueous phase oxidation process |
US8168847B2 (en) * | 2009-04-01 | 2012-05-01 | Earth Renewal Group, Llc | Aqueous phase oxidation process |
US9272936B2 (en) | 2009-04-01 | 2016-03-01 | Earth Renewal Group, Llc | Waste treatment process |
US8936770B2 (en) | 2010-01-22 | 2015-01-20 | Molycorp Minerals, Llc | Hydrometallurgical process and method for recovering metals |
CN101798631A (en) * | 2010-04-20 | 2010-08-11 | 王吉青 | Method for extracting gold from gold-concentration flotation tailings |
EP2632863B1 (en) * | 2010-09-30 | 2016-05-11 | Earth Renewal Group, Llc | Waste treatment process |
CA2820700C (en) | 2010-12-07 | 2015-11-24 | Barrick Gold Corporation | Co-current and counter current resin-in-leach in gold leaching processes |
AR086933A1 (en) | 2011-06-15 | 2014-01-29 | Barrick Gold Corp | METHOD FOR RECOVERING PRECIOUS METALS AND COPPER OF LIXIVIATE SOLUTIONS |
RU2502814C2 (en) * | 2012-02-24 | 2013-12-27 | Общество с ограниченной ответственностью "Управляющая компания Ариэнт" | Combined method of heap leaching of gold from refractory sulphide ores |
WO2014110518A1 (en) | 2013-01-14 | 2014-07-17 | Simmons William D | Flotation circuit for oxide and sulfide ores |
US10161016B2 (en) | 2013-05-29 | 2018-12-25 | Barrick Gold Corporation | Method for pre-treatment of gold-bearing oxide ores |
EP3234206B1 (en) | 2014-12-17 | 2019-10-30 | BHP Billiton Olympic Dam Corporation Pty Ltd | Heap leaching method |
CL2015001298A1 (en) * | 2015-05-13 | 2016-05-20 | Univ Técnica Federico Santa María | Agglomeration drum and mineral agglomeration procedure for mineral pretreatment. |
US10167202B2 (en) | 2016-02-23 | 2019-01-01 | King Abdullah University Of Science And Technology | Enhanced metal recovery through oxidation in liquid and/or supercritical carbon dioxide |
WO2020028980A1 (en) * | 2018-08-06 | 2020-02-13 | Mag One Operations Inc. | Production of fine grain magnesium oxide and fibrous amorphous silica from serpentinite mine tailings |
PE20211512A1 (en) | 2019-01-21 | 2021-08-11 | Barrick Gold Corp | METHOD FOR CARBON-CATALYZED THOSULFATE LEACHING OF MATERIALS CONTAINING GOLD |
CN113308609A (en) * | 2021-05-26 | 2021-08-27 | 江苏北矿金属循环利用科技有限公司 | Method for clean recovery and resource utilization of spent silver-containing waste catalyst |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US467307A (en) * | 1892-01-19 | Oil-can | ||
US3793429A (en) * | 1972-02-18 | 1974-02-19 | Kennecott Copper Corp | Nitric acid process for recovering metal values from sulfide ore materials containing iron sulfides |
US3888748A (en) * | 1972-06-28 | 1975-06-10 | Du Pont | Recovery of metal values from ore concentrates |
US4647307A (en) * | 1983-01-18 | 1987-03-03 | Rein Raudsepp | Process for recovering gold and silver from refractory ores |
US4739973A (en) * | 1986-08-13 | 1988-04-26 | Herndon J Marvin | Chemical extraction of metals from ores |
US5005806A (en) * | 1987-11-03 | 1991-04-09 | Krauth Richard G | Controlled percolation system and method for heap leach mining |
-
1992
- 1992-07-29 US US07/921,534 patent/US5236492A/en not_active Expired - Fee Related
-
1993
- 1993-07-28 AU AU44218/93A patent/AU647694B2/en not_active Ceased
- 1993-07-28 MX MX9304546A patent/MX9304546A/en not_active IP Right Cessation
- 1993-07-28 CA CA002101495A patent/CA2101495C/en not_active Expired - Fee Related
- 1993-07-28 RU RU9393049151A patent/RU2086682C1/en active
- 1993-08-16 CN CN93109628A patent/CN1099071A/en active Pending
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