RU2012125716A - METHOD FOR BORELINE LEACHING OF GOLD FROM DEEP-GALLING SCREWS AND TECHNOGENIC MINERAL FORMATIONS - Google Patents
METHOD FOR BORELINE LEACHING OF GOLD FROM DEEP-GALLING SCREWS AND TECHNOGENIC MINERAL FORMATIONS Download PDFInfo
- Publication number
- RU2012125716A RU2012125716A RU2012125716/03A RU2012125716A RU2012125716A RU 2012125716 A RU2012125716 A RU 2012125716A RU 2012125716/03 A RU2012125716/03 A RU 2012125716/03A RU 2012125716 A RU2012125716 A RU 2012125716A RU 2012125716 A RU2012125716 A RU 2012125716A
- Authority
- RU
- Russia
- Prior art keywords
- gold
- solution
- leaching
- sorbent
- reservoir
- Prior art date
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- 238000002386 leaching Methods 0.000 title claims abstract 7
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract 5
- 239000011707 mineral Substances 0.000 title claims abstract 5
- 238000000034 method Methods 0.000 title claims abstract 3
- 239000000243 solution Substances 0.000 claims abstract 15
- 239000010931 gold Substances 0.000 claims abstract 10
- 229910052737 gold Inorganic materials 0.000 claims abstract 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract 8
- 239000002594 sorbent Substances 0.000 claims abstract 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract 4
- 238000002347 injection Methods 0.000 claims abstract 4
- 239000007924 injection Substances 0.000 claims abstract 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract 2
- 239000002775 capsule Substances 0.000 claims abstract 2
- 238000009792 diffusion process Methods 0.000 claims abstract 2
- 238000005755 formation reaction Methods 0.000 claims abstract 2
- -1 gold ions Chemical class 0.000 claims abstract 2
- 229920006395 saturated elastomer Polymers 0.000 claims abstract 2
- 238000001179 sorption measurement Methods 0.000 claims abstract 2
- 238000011084 recovery Methods 0.000 claims 1
- 230000008929 regeneration Effects 0.000 claims 1
- 238000011069 regeneration method Methods 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
Способ скважинного выщелачивания золота из глубокозалегающих россыпей и техногенных минеральных образований, включающий подачу в продуктивный пласт активированных выщелачивающих растворов через систему закачных скважин с последующим извлечением золота, отличающийся темчто подачу выщелачивающих растворов через систему закачных скважин производят путем инъекции раствора раздельными струями, при этом первоначально осуществляют подачу гидрокарбонатно-пероксидного раствора, подвергнутого фотоэлектрохимической обработке, затем, после паузы, осуществляют подачу раствора соляной кислоты с добавлением перекиси водорода, подвергнутого перед подачей ультрафиолетовому облучению, после выстаивания раствора в продуктивном пласте до достижения перехода основной части золота из минеральной массы в продуктивный раствор, в скважинах размещают перфорированные капсулы с сорбентом, снабженные электродами, подают на электроды напряжение для обеспечения направленной диффузии ионов растворенного золота к сорбенту и его сорбции, а также довыщелачивания оставшегося в рудном пласте золота, затем насыщенный золотом сорбент извлекают и подвергают регенерации.A method of downhole leaching of gold from deep-lying placers and man-made mineral formations, comprising supplying activated leaching solutions to the reservoir through injection system with subsequent extraction of gold, characterized in that the leaching solutions are supplied through the injection well system by injection of the solution in separate jets, while initially feeding the solution in separate jets bicarbonate-peroxide solution subjected to photoelectrochemical treatment, then, according to after a pause, a solution of hydrochloric acid is added with the addition of hydrogen peroxide, subjected to ultraviolet irradiation before feeding, after the solution has matured in the reservoir until the main part of the gold passes from the mineral mass to the reservoir solution, perforated capsules with sorbent equipped with electrodes are placed in the wells, served voltage to the electrodes to ensure directed diffusion of dissolved gold ions to the sorbent and its sorption, as well as additionally leaching remaining in the ore gold, then the gold-saturated sorbent is recovered and regenerated.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2012125716/03A RU2504648C1 (en) | 2012-06-19 | 2012-06-19 | Method borehole cil from deep lying placers and man-made mineral formations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2012125716/03A RU2504648C1 (en) | 2012-06-19 | 2012-06-19 | Method borehole cil from deep lying placers and man-made mineral formations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2012125716A true RU2012125716A (en) | 2013-12-27 |
| RU2504648C1 RU2504648C1 (en) | 2014-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2012125716/03A RU2504648C1 (en) | 2012-06-19 | 2012-06-19 | Method borehole cil from deep lying placers and man-made mineral formations |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2504648C1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020165502A1 (en) | 2019-02-12 | 2020-08-20 | 3R-Cycle Oy | Method and device for recovering metal by leaching |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2609030C1 (en) * | 2015-11-18 | 2017-01-30 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Забайкальский государственный университет" (ФГБОУ ВПО "ЗабГУ") | Method of well gold leaching from deep placers |
| RU2716536C1 (en) * | 2019-11-20 | 2020-03-12 | Федеральное государственное бюджетное учреждение науки Хабаровский Федеральный исследовательский центр Дальневосточного отделения Российской академии наук | Method for downhole leaching of gold from complex-structure deep-lying placers |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4342592A (en) * | 1979-07-19 | 1982-08-03 | Duval Corporation | Non-polluting process for recovery of precious metal values from ores including those containing carbonate materials |
| RU2049228C1 (en) * | 1993-06-08 | 1995-11-27 | Всероссийский проектно-изыскательский и научно-исследовательский институт промышленной технологии | Method for underground leaching of gold-containing ores |
| RU2074958C1 (en) * | 1994-12-08 | 1997-03-10 | Борис Петрович Жагин | Ecologically clean method of underground lixiviation of noble metals |
| US5942098A (en) * | 1996-04-12 | 1999-08-24 | Technologies Unlimited, Inc. | Method of treatment of water and method and composition for recovery of precious metal |
| RU2361076C1 (en) * | 2007-12-06 | 2009-07-10 | Государственное образовательное учреждение высшего профессионального образования Читинский государственный университет (ЧитГУ) | Method of heap leaching of gold out of oxidised and mixed ores |
| RU2386706C1 (en) * | 2008-12-15 | 2010-04-20 | Государственное образовательное учреждение высшего профессионального образования Читинский государственный университет (ЧитГУ) | Method of preparing water chemical solution for washing gold out of ores and concentrates |
| RU2423607C2 (en) * | 2009-06-29 | 2011-07-10 | Государственное образовательное учреждение высшего профессионального образования Читинский государственный университет (ЧитГУ) | Procedure for downhole leaching metals from ore, alluvial deposits and anthropogenic mineral formations |
| RU2413018C1 (en) * | 2009-10-05 | 2011-02-27 | Государственное образовательное учреждение высшего профессионального образования Читинский государственный университет (ЧитГУ) | Procedure for extracting valuable metals out of ore |
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2012
- 2012-06-19 RU RU2012125716/03A patent/RU2504648C1/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020165502A1 (en) | 2019-02-12 | 2020-08-20 | 3R-Cycle Oy | Method and device for recovering metal by leaching |
| EP3924529A4 (en) * | 2019-02-12 | 2022-11-16 | 3R-Cycle Oy | METHOD AND DEVICE FOR RECOVERING METAL BY LEACHING |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2504648C1 (en) | 2014-01-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20170620 |