BR9104641A - Extracao e recuperacao de ouro - Google Patents

Extracao e recuperacao de ouro

Info

Publication number
BR9104641A
BR9104641A BR919104641A BR9104641A BR9104641A BR 9104641 A BR9104641 A BR 9104641A BR 919104641 A BR919104641 A BR 919104641A BR 9104641 A BR9104641 A BR 9104641A BR 9104641 A BR9104641 A BR 9104641A
Authority
BR
Brazil
Prior art keywords
recovery
gold extraction
gold
extraction
Prior art date
Application number
BR919104641A
Other languages
English (en)
Inventor
Graig Clinton Kenna
Original Assignee
Cra Services
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cra Services filed Critical Cra Services
Publication of BR9104641A publication Critical patent/BR9104641A/pt

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
    • 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
    • C22B3/1608—Leaching with acyclic or carbocyclic agents
    • 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
    • C22B3/1666—Leaching with heterocyclic compounds
    • C22B3/1675—Leaching with a mixture of organic agents wherein one agent at least is a heterocyclic compounds
    • 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
BR919104641A 1990-02-23 1991-02-19 Extracao e recuperacao de ouro BR9104641A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPJ879090 1990-02-23
PCT/AU1991/000057 WO1991013177A1 (en) 1990-02-23 1991-02-19 Extraction and recovery of gold

Publications (1)

Publication Number Publication Date
BR9104641A true BR9104641A (pt) 1992-03-24

Family

ID=3774514

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919104641A BR9104641A (pt) 1990-02-23 1991-02-19 Extracao e recuperacao de ouro

Country Status (11)

Country Link
US (1) US5260040A (pt)
EP (1) EP0476078B1 (pt)
CN (1) CN1030720C (pt)
BR (1) BR9104641A (pt)
CA (1) CA2047711C (pt)
GB (1) GB2248632B (pt)
MY (1) MY105417A (pt)
NZ (1) NZ237011A (pt)
RU (1) RU2046150C1 (pt)
WO (1) WO1991013177A1 (pt)
ZA (1) ZA91943B (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0585489A1 (en) * 1992-09-04 1994-03-09 C.E.S.E.C. CENTRO EUROPEO STUDI ECONOMICI E CHIMICI Srl Process for recovering noble metals from solutions deriving from the treatment of nuclear fuels
US5603750A (en) * 1995-08-14 1997-02-18 Minnesota Mining And Manufacturing Company Fluorocarbon fluids as gas carriers to aid in precious and base metal heap leaching operations
GB2349876B (en) * 1999-05-10 2003-03-05 Rio Tinto Technology Dev Ltd Process for the Recovery of Noble Metals
CA2367651C (en) * 2001-03-13 2009-05-26 Her Majesty The Queen In Right Of Canada, As Represented By The Minist Of Natural Resources Canada Control of lead nitrate addition in gold recovery
CN100424204C (zh) * 2003-04-04 2008-10-08 纽蒙特美国有限公司 使用硫氰酸盐浸滤液回收贵金属
US7285256B2 (en) * 2003-04-04 2007-10-23 Newmont Usa Limited Precious metal recovery using thiocyanate lixiviant
AU2004264450B2 (en) * 2003-08-18 2010-04-29 Clean Mining Limited Improved thiosulphate leach process
AU2003904385A0 (en) * 2003-08-18 2003-08-28 Murdoch University Improved Thiosulphate Leach Process
CN102121067B (zh) * 2010-12-15 2013-09-18 广西富皇矿业有限公司 无公害选矿添加剂及其制备方法和应用
CN103276206B (zh) * 2013-06-09 2014-07-02 中南大学 一种高效稳定的碱性硫脲体系用于浸金的方法
CN103464305B (zh) * 2013-09-06 2015-07-15 广西鑫开力科技有限公司 一种贵金属选矿剂及其制备方法和应用
CN103920304B (zh) * 2014-04-18 2015-07-22 吉首大学 一种提高浸出车间安全性和降低溶剂损耗的装置
US10815766B2 (en) 2015-02-27 2020-10-27 Schlumberger Technology Corporation Vertical drilling and fracturing methodology
BR112017022091B1 (pt) * 2015-04-17 2021-08-31 The University Of British Columbia Usos de um reagente tendo um grupo funcional tiocarbonila e dissulfeto de formamidina, e, método de recuperação de pelo menos um metal de base a partir de pelo menos um sulfeto metálico de base em um material
CN105344485B (zh) * 2015-10-16 2018-03-02 中南大学 基于硫‑油聚团浮选从难处理金矿中回收金及其连生体的方法
CA3036529A1 (en) 2016-09-12 2018-03-15 Schlumberger Canada Limited Attaining access to compromised fractured production regions at an oilfield
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
EA201991640A1 (ru) 2017-01-04 2019-11-29 Интенсификация пласта, включающая гидроразрыв пласта через выступающие каналы
US11203901B2 (en) 2017-07-10 2021-12-21 Schlumberger Technology Corporation Radial drilling link transmission and flex shaft protective cover
WO2019014161A1 (en) 2017-07-10 2019-01-17 Schlumberger Technology Corporation CONTROLLED PIPE RELEASE
CN109022775A (zh) * 2018-06-27 2018-12-18 昆明理工大学 一种高铁金精矿酸性硫脲浸出工艺
US11193332B2 (en) 2018-09-13 2021-12-07 Schlumberger Technology Corporation Slider compensated flexible shaft drilling system
CN109762997B (zh) * 2019-03-12 2021-02-02 中南大学 一种从难处理高硅富钪钨渣中提取钪的方法
CN112831658B (zh) * 2019-11-25 2023-08-22 荆门格林循环电子废弃物处置有限公司 一种废电路板中金的回收方法
CN111517534B (zh) * 2020-04-15 2022-07-05 安徽大地熊新材料股份有限公司 一种废酸回收再利用工艺
WO2023054120A1 (ja) * 2021-09-29 2023-04-06 富士フイルム株式会社 金属イオンの分離回収方法、及び二相分離流体

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992197A (en) * 1975-03-18 1976-11-16 Wetzold Paul W Silver crystals and production thereof
JPS5220963A (en) * 1975-06-30 1977-02-17 Daido Steel Co Ltd Method of manufacturing precious metal powder
BE847441A (fr) * 1976-10-19 1977-02-14 Procede pour recuperer des metaux precieux de matieres en contenant.
DD151634A1 (de) * 1980-06-19 1981-10-28 Josef Loebel Verfahren zur rueckgewinnung von goldporzellanbruch
ZA84929B (en) * 1983-02-22 1984-09-26 Sueddeutsche Kalkstickstoff Hydrometallurgical recovery of noble metals using thiourea
DE3347165A1 (de) * 1983-12-27 1985-07-04 Skw Trostberg Ag, 8223 Trostberg Verfahren zur gewinnung von edelmetallen
US4681628A (en) * 1985-05-01 1987-07-21 Norcim Investments Pty. Ltd. Gold Recovery processes
US4645535A (en) * 1985-08-15 1987-02-24 Little Roger H Method for the recovery of precious metals from ores
GB2181722B (en) * 1985-08-15 1989-08-02 Roger Harper Little Method for the recovery of precious metals from ores
PH21188A (en) * 1985-09-10 1987-08-12 Butler Dean Leaching process
US4668289A (en) * 1985-11-22 1987-05-26 Wisconsin Alumni Research Foundation Method for reclaiming gold
US4778519A (en) * 1987-02-24 1988-10-18 Batric Pesic Recovery of precious metals from a thiourea leach
CA1306613C (en) * 1987-05-15 1992-08-25 Guy Deschenes Recovery of gold from aqueous solutions
CA1337741C (en) * 1987-07-23 1995-12-19 Masaaki Matsuda Process for recovery of gold using sulphur-containing acidic compounds

Also Published As

Publication number Publication date
US5260040A (en) 1993-11-09
GB9119973D0 (en) 1991-11-27
WO1991013177A1 (en) 1991-09-05
GB2248632A (en) 1992-04-15
EP0476078A1 (en) 1992-03-25
CA2047711C (en) 1996-01-09
ZA91943B (en) 1991-10-30
RU2046150C1 (ru) 1995-10-20
CN1054268A (zh) 1991-09-04
CN1030720C (zh) 1996-01-17
CA2047711A1 (en) 1991-08-24
GB2248632B (en) 1993-09-29
EP0476078A4 (en) 1993-02-24
MY105417A (en) 1994-09-30
EP0476078B1 (en) 1994-09-07
NZ237011A (en) 1992-06-25

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 19/02/2011