CA2424714C - Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux - Google Patents

Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux Download PDF

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Publication number
CA2424714C
CA2424714C CA2424714A CA2424714A CA2424714C CA 2424714 C CA2424714 C CA 2424714C CA 2424714 A CA2424714 A CA 2424714A CA 2424714 A CA2424714 A CA 2424714A CA 2424714 C CA2424714 C CA 2424714C
Authority
CA
Canada
Prior art keywords
heap
thiosulfate
molecular oxygen
lixiviant
thiosulfate lixiviant
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA2424714A
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English (en)
Other versions
CA2424714A1 (fr
Inventor
Ralph P. Hackl
Jinxing Ji
Paul G. West-Sells
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Placer Dome Technical Services Ltd
Original Assignee
Placer Dome Technical Services Ltd
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
Priority claimed from CA002412352A external-priority patent/CA2412352A1/fr
Application filed by Placer Dome Technical Services Ltd filed Critical Placer Dome Technical Services Ltd
Priority to CA2424714A priority Critical patent/CA2424714C/fr
Priority to CA2850217A priority patent/CA2850217A1/fr
Priority to CA2449467A priority patent/CA2449467C/fr
Priority to CA2850216A priority patent/CA2850216A1/fr
Priority to CA2691607A priority patent/CA2691607C/fr
Publication of CA2424714A1 publication Critical patent/CA2424714A1/fr
Application granted granted Critical
Publication of CA2424714C publication Critical patent/CA2424714C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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

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  • Manufacture And Refinement Of Metals (AREA)

Abstract

Procédés permettant de récupérer les métaux précieux de matériaux réfractaires à l'aide de produits lixiviants à base de thiosulfate. Dans ces procédés, on peut utiliser une lixiviation en tas ou des lixiviants renfermant au moins un agent masquant.
CA2424714A 2002-11-15 2003-04-01 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux Expired - Lifetime CA2424714C (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CA2424714A CA2424714C (fr) 2002-11-15 2003-04-01 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux
CA2850217A CA2850217A1 (fr) 2002-11-15 2003-11-14 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux
CA2449467A CA2449467C (fr) 2002-11-15 2003-11-14 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux
CA2850216A CA2850216A1 (fr) 2002-11-15 2003-11-14 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux
CA2691607A CA2691607C (fr) 2002-11-15 2003-11-14 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US42634302P 2002-11-15 2002-11-15
US60/426343 2002-11-18
CA002412352A CA2412352A1 (fr) 2002-11-18 2002-11-21 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux
CA2412352 2002-11-21
CA2424714A CA2424714C (fr) 2002-11-15 2003-04-01 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux

Publications (2)

Publication Number Publication Date
CA2424714A1 CA2424714A1 (fr) 2004-05-18
CA2424714C true CA2424714C (fr) 2011-03-08

Family

ID=32511832

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2424714A Expired - Lifetime CA2424714C (fr) 2002-11-15 2003-04-01 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux
CA2449467A Expired - Lifetime CA2449467C (fr) 2002-11-15 2003-11-14 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2449467A Expired - Lifetime CA2449467C (fr) 2002-11-15 2003-11-14 Methode de lixiviation au thiosulfate de materiaux renfermant des metaux precieux

Country Status (1)

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CA (2) CA2424714C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10161016B2 (en) 2013-05-29 2018-12-25 Barrick Gold Corporation Method for pre-treatment of gold-bearing oxide ores
CN106119566A (zh) * 2016-08-18 2016-11-16 紫金矿业集团股份有限公司 一种含砷含硫难处理金矿的热压回收方法
PE20211512A1 (es) 2019-01-21 2021-08-11 Barrick Gold Corp Metodo para la lixiviacion con tiosulfato catalizado con carbon de materiales que contienen oro
AU2021203211B2 (en) * 2020-05-22 2022-04-07 Anglo American Technical & Sustainability Services Ltd Heap Leaching
CN112863611B (zh) * 2021-01-14 2022-03-08 山东黄金矿业科技有限公司选冶实验室分公司 一种铁盐沉淀法处理含氰废水的铁盐用量极值确定方法

Also Published As

Publication number Publication date
CA2449467A1 (fr) 2004-05-15
CA2449467C (fr) 2010-03-23
CA2424714A1 (fr) 2004-05-18

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Effective date: 20230403