WO2002077302A3 - Recovery of gold from carbon eluate cyanide solution - Google Patents
Recovery of gold from carbon eluate cyanide solution Download PDFInfo
- Publication number
- WO2002077302A3 WO2002077302A3 PCT/ZA2002/000045 ZA0200045W WO02077302A3 WO 2002077302 A3 WO2002077302 A3 WO 2002077302A3 ZA 0200045 W ZA0200045 W ZA 0200045W WO 02077302 A3 WO02077302 A3 WO 02077302A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gold
- recovery
- cyanide solution
- carbon eluate
- solution
- Prior art date
Links
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title abstract 5
- 239000010931 gold Substances 0.000 title abstract 5
- 229910052737 gold Inorganic materials 0.000 title abstract 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052799 carbon Inorganic materials 0.000 title abstract 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
- 239000003957 anion exchange resin Substances 0.000 abstract 1
- IZLAVFWQHMDDGK-UHFFFAOYSA-N gold(1+);cyanide Chemical compound [Au+].N#[C-] IZLAVFWQHMDDGK-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 230000001376 precipitating effect Effects 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
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
-
- 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
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/05—Processes using organic exchangers in the strongly basic form
-
- 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
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
- C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
-
- 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
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
- C22B3/46—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes by substitution, e.g. by cementation
-
- 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
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA01/2409 | 2001-03-23 | ||
ZA200102409 | 2001-03-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002077302A2 WO2002077302A2 (en) | 2002-10-03 |
WO2002077302A3 true WO2002077302A3 (en) | 2003-03-13 |
Family
ID=25589109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/ZA2002/000045 WO2002077302A2 (en) | 2001-03-23 | 2002-03-20 | Recovery of gold from carbon eluate cyanide solution |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2002077302A2 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100263490A1 (en) | 2009-04-16 | 2010-10-21 | Freeport-Mcmoran Copper & Gold Inc. | Methods and systems for recovering rhenium from a copper leach |
RU2538435C2 (en) * | 2012-12-24 | 2015-01-10 | Общество с ограниченной ответственностью "Управляющая Компания "АРИЭНТ" | Removal method of gold from refractory ores by heap leaching |
RU2532579C2 (en) * | 2013-02-13 | 2014-11-10 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Method for extracting gold from concentrates |
CA2821467C (en) | 2013-07-18 | 2019-12-24 | Nichromet Extraction Inc. | Method for gold recovery on particules |
RU2557866C1 (en) * | 2014-02-11 | 2015-07-27 | Федеральное Государственное Бюджетное Учреждение Науки Институт Химии И Химической Технологии Сибирского Отделения Российской Академии Наук (Иххт Со Ран) | Method of extracting gold from alkaline cyanide solutions |
RU2603411C1 (en) * | 2015-07-17 | 2016-11-27 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" | Method of heap leaching gold from ores |
RU2652337C1 (en) * | 2017-07-18 | 2018-04-25 | Общество с ограниченной ответственностью "Сольвекс" | Method of extracting of gold from water-salt solutions |
CN111018170A (en) * | 2019-11-30 | 2020-04-17 | 苏州希图环保科技有限公司 | Gold cyanide-containing waste liquid treatment and recovery process |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4092154A (en) * | 1976-09-02 | 1978-05-30 | American Chemical & Refining Co., Inc. | Aluminum containing precipitating agent for precious metals and method for its use |
US4587110A (en) * | 1983-08-26 | 1986-05-06 | Mnr Reprossesing, Inc. | Process of recovering copper and of optionally recovering silver and gold by a leaching of oxide- and sulfide-containing materials with water-soluble cyanides |
US4608176A (en) * | 1984-01-12 | 1986-08-26 | Council For Mineral Technology | Regeneration of thiocyanate resins |
SU1749280A1 (en) * | 1990-04-09 | 1992-07-23 | Государственный проектный и научно-исследовательский институт "Гипроникель" | Method of processing nickel converter matte |
US5176886A (en) * | 1991-01-23 | 1993-01-05 | Bio-Recovery Systems, Inc. | Rapid, ambient-temperature process for stripping gold bound to activated carbon |
US5449396A (en) * | 1993-02-16 | 1995-09-12 | Laskorin; Boris N. | Method for recovering gold and silver from ore starting materials |
RU2092597C1 (en) * | 1994-02-08 | 1997-10-10 | Дмитрий Николаевич Шишкин | Method for separation of noble metals from pyrometallurgy wastes |
-
2002
- 2002-03-20 WO PCT/ZA2002/000045 patent/WO2002077302A2/en not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4092154A (en) * | 1976-09-02 | 1978-05-30 | American Chemical & Refining Co., Inc. | Aluminum containing precipitating agent for precious metals and method for its use |
US4587110A (en) * | 1983-08-26 | 1986-05-06 | Mnr Reprossesing, Inc. | Process of recovering copper and of optionally recovering silver and gold by a leaching of oxide- and sulfide-containing materials with water-soluble cyanides |
US4608176A (en) * | 1984-01-12 | 1986-08-26 | Council For Mineral Technology | Regeneration of thiocyanate resins |
SU1749280A1 (en) * | 1990-04-09 | 1992-07-23 | Государственный проектный и научно-исследовательский институт "Гипроникель" | Method of processing nickel converter matte |
US5176886A (en) * | 1991-01-23 | 1993-01-05 | Bio-Recovery Systems, Inc. | Rapid, ambient-temperature process for stripping gold bound to activated carbon |
US5449396A (en) * | 1993-02-16 | 1995-09-12 | Laskorin; Boris N. | Method for recovering gold and silver from ore starting materials |
RU2092597C1 (en) * | 1994-02-08 | 1997-10-10 | Дмитрий Николаевич Шишкин | Method for separation of noble metals from pyrometallurgy wastes |
Non-Patent Citations (2)
Title |
---|
DATABASE WPI Section Ch Week 199328, Derwent World Patents Index; Class A91, AN 1993-225791, XP002218096 * |
DATABASE WPI Section Ch Week 199822, Derwent World Patents Index; Class A91, AN 1998-249669, XP002218095 * |
Also Published As
Publication number | Publication date |
---|---|
WO2002077302A2 (en) | 2002-10-03 |
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