CA2711025C - Improved method for metal recovery and leaching agent recycle in agitation leach plants - Google Patents

Improved method for metal recovery and leaching agent recycle in agitation leach plants Download PDF

Info

Publication number: CA2711025C
Authority: CA; Canada
Prior art keywords: aqueous; desired metal; leach; aqueous leach; solids
Prior art date: 2007-12-31
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 - Fee Related

Application number

CA2711025A

Other languages

English (en)

French (fr)

Other versions

CA2711025A1 (en

Inventor

Andrew Nisbett

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.)

Cognis IP Management GmbH

Original Assignee

Cognis IP Management GmbH

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.)

2007-12-31

Filing date

2008-12-20

Publication date

2017-03-28

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40377569&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2711025(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2008-12-20 Application filed by Cognis IP Management GmbH filed Critical Cognis IP Management GmbH

2009-07-09 Publication of CA2711025A1 publication Critical patent/CA2711025A1/en

2017-03-28 Application granted granted Critical

2017-03-28 Publication of CA2711025C publication Critical patent/CA2711025C/en

Status Expired - Fee Related legal-status Critical Current

2028-12-20 Anticipated expiration legal-status Critical

Links

229910052751 metal Inorganic materials 0.000 title claims abstract description 241
239000002184 metal Substances 0.000 title claims abstract description 241
238000002386 leaching Methods 0.000 title claims abstract description 155
238000000034 method Methods 0.000 title claims abstract description 88
238000011084 recovery Methods 0.000 title claims abstract description 58
238000013019 agitation Methods 0.000 title abstract description 31
239000000243 solution Substances 0.000 claims abstract description 181
238000000638 solvent extraction Methods 0.000 claims abstract description 93
239000007787 solid Substances 0.000 claims abstract description 90
239000007788 liquid Substances 0.000 claims abstract description 88
230000008569 process Effects 0.000 claims abstract description 79
238000000926 separation method Methods 0.000 claims abstract description 76
239000012895 dilution Substances 0.000 claims abstract description 31
238000010790 dilution Methods 0.000 claims abstract description 31
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
239000010949 copper Substances 0.000 claims description 95
229910052802 copper Inorganic materials 0.000 claims description 88
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 87
239000003795 chemical substances by application Substances 0.000 claims description 78
238000000605 extraction Methods 0.000 claims description 48
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 44
239000001117 sulphuric acid Substances 0.000 claims description 44
235000011149 sulphuric acid Nutrition 0.000 claims description 44
239000003153 chemical reaction reagent Substances 0.000 claims description 41
239000012074 organic phase Substances 0.000 claims description 34
239000000203 mixture Substances 0.000 claims description 27
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 14
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
239000003960 organic solvent Substances 0.000 claims description 11
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 10
229910017052 cobalt Inorganic materials 0.000 claims description 10
239000010941 cobalt Substances 0.000 claims description 10
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 10
235000011114 ammonium hydroxide Nutrition 0.000 claims description 9
238000009472 formulation Methods 0.000 claims description 9
239000000908 ammonium hydroxide Substances 0.000 claims description 8
239000000654 additive Substances 0.000 claims description 7
229910021529 ammonia Inorganic materials 0.000 claims description 7
238000010908 decantation Methods 0.000 claims description 7
238000002156 mixing Methods 0.000 claims description 7
239000003607 modifier Substances 0.000 claims description 7
229910052759 nickel Inorganic materials 0.000 claims description 6
229910052725 zinc Inorganic materials 0.000 claims description 6
239000011701 zinc Substances 0.000 claims description 6
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
238000005406 washing Methods 0.000 abstract description 19
150000002739 metals Chemical class 0.000 abstract description 10
238000010936 aqueous wash Methods 0.000 abstract description 2
239000002253 acid Substances 0.000 description 59
239000000543 intermediate Substances 0.000 description 27
238000006386 neutralization reaction Methods 0.000 description 25
230000000052 comparative effect Effects 0.000 description 19
239000007864 aqueous solution Substances 0.000 description 17
230000008901 benefit Effects 0.000 description 16
239000008346 aqueous phase Substances 0.000 description 9
239000002002 slurry Substances 0.000 description 9
239000000126 substance Substances 0.000 description 8
229940043379 ammonium hydroxide Drugs 0.000 description 7
238000010586 diagram Methods 0.000 description 7
238000004364 calculation method Methods 0.000 description 5
238000007865 diluting Methods 0.000 description 5
235000008733 Citrus aurantifolia Nutrition 0.000 description 4
235000011941 Tilia x europaea Nutrition 0.000 description 4
238000005352 clarification Methods 0.000 description 4
239000010440 gypsum Substances 0.000 description 4
229910052602 gypsum Inorganic materials 0.000 description 4
239000004571 lime Substances 0.000 description 4
230000009467 reduction Effects 0.000 description 4
235000019738 Limestone Nutrition 0.000 description 3
230000002378 acidificating effect Effects 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
238000005363 electrowinning Methods 0.000 description 3
239000013505 freshwater Substances 0.000 description 3
239000006028 limestone Substances 0.000 description 3
239000012071 phase Substances 0.000 description 3
238000004064 recycling Methods 0.000 description 3
238000004088 simulation Methods 0.000 description 3
239000002904 solvent Substances 0.000 description 3
239000002562 thickening agent Substances 0.000 description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
230000003190 augmentative effect Effects 0.000 description 2
239000003518 caustics Substances 0.000 description 2
-1 cobalt Chemical class 0.000 description 2
230000003467 diminishing effect Effects 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
230000008020 evaporation Effects 0.000 description 2
238000001914 filtration Methods 0.000 description 2
229910052500 inorganic mineral Inorganic materials 0.000 description 2
239000011707 mineral Substances 0.000 description 2
238000005065 mining Methods 0.000 description 2
239000000047 product Substances 0.000 description 2
230000008929 regeneration Effects 0.000 description 2
238000011069 regeneration method Methods 0.000 description 2
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
208000032749 Pregnancy Diseases 0.000 description 1
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
229910052770 Uranium Inorganic materials 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
230000000996 additive effect Effects 0.000 description 1
239000004927 clay Substances 0.000 description 1
238000005094 computer simulation Methods 0.000 description 1
ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
229910000366 copper(II) sulfate Inorganic materials 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000004070 electrodeposition Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
230000005484 gravity Effects 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000012633 leachable Substances 0.000 description 1
230000003472 neutralizing effect Effects 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
239000002245 particle Substances 0.000 description 1
239000011148 porous material Substances 0.000 description 1
230000003334 potential effect Effects 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
239000008213 purified water Substances 0.000 description 1
230000004044 response Effects 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000013589 supplement Substances 0.000 description 1
230000000153 supplemental effect Effects 0.000 description 1
229910052723 transition metal Inorganic materials 0.000 description 1
150000003624 transition metals Chemical class 0.000 description 1
DNYWZCXLKNTFFI-UHFFFAOYSA-N uranium Chemical compound [U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U] DNYWZCXLKNTFFI-UHFFFAOYSA-N 0.000 description 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0071—Leaching or slurrying with acids or salts thereof containing sulfur
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- 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
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Manufacturing & Machinery (AREA)
Life Sciences & Earth Sciences (AREA)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Manufacture And Refinement Of Metals (AREA)

CA2711025A 2007-12-31 2008-12-20 Improved method for metal recovery and leaching agent recycle in agitation leach plants Expired - Fee Related CA2711025C (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US971907P	2007-12-31	2007-12-31
US61/009,719		2007-12-31
PCT/EP2008/010979 WO2009083204A1 (en)	2007-12-31	2008-12-20	Improved method for metal recovery and leaching agent recycle in agitation leach plants

Publications (2)

Publication Number	Publication Date
CA2711025A1 CA2711025A1 (en)	2009-07-09
CA2711025C true CA2711025C (en)	2017-03-28

Family

ID=40377569

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA2711025A Expired - Fee Related CA2711025C (en)	2007-12-31	2008-12-20	Improved method for metal recovery and leaching agent recycle in agitation leach plants

Country Status (9)

Country	Link
US (1)	US20100282025A1 (pt)
AU (1)	AU2008342921B2 (pt)
BR (1)	BRPI0821491A2 (pt)
CA (1)	CA2711025C (pt)
CL (1)	CL2008003922A1 (pt)
MX (1)	MX2010005024A (pt)
PE (1)	PE20091512A1 (pt)
WO (1)	WO2009083204A1 (pt)
ZA (1)	ZA201004346B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN105592904B (zh) *	2013-09-27	2018-06-08	加拿大思博选矿设备公司	用于液体/固体分离诸如粒状固体脱水和搅拌浸析的方法及装置
US10030286B1 (en)	2013-11-13	2018-07-24	Ii-Vi Incorporated	Method of direct solvent extraction of rare earth metals from an aqueous acid-leached ore slurry
CN104445410A (zh) *	2014-11-14	2015-03-25	金堆城钼业股份有限公司	一种钼焙砂的水洗方法
BR112017020592B1 (pt)	2015-04-08	2021-09-21	Ecolab Usa Inc.	Métodos para extrair metal de um minério portador de metal e para melhorar a eficiência de lixiviação em um processo de extração de metal, pasta aquosa, e, uso de uma composição de tensoativo e um agente de lixiviação
EP4104923B1 (en)	2015-10-30	2026-03-25	II-VI Incorporated	Use of composite extractant for extracting rare earth metals from an acid-leaching slurry or an acid-leaching solution
US10808296B2 (en)	2015-10-30	2020-10-20	Ii-Vi Delaware, Inc.	Selective recovery of rare earth metals from an acidic slurry or acidic solution

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3950487A (en) *	1974-06-13	1976-04-13	Kennecott Copper Corporation	Solvent-in-pulp extraction of copper and nickel from ammoniacal leach slurries
US4093526A (en) *	1977-09-08	1978-06-06	Amax Inc.	Hydrometallurgical leaching and refining of nickel-copper concentrates, and electrowinning of copper
CA2364213A1 (en) *	2001-12-03	2003-06-03	Cominco Engineering Services Ltd.	Process for the treatment of molybdenum concentrate
US7799294B2 (en) *	2003-07-30	2010-09-21	Cognis Ip Management Gmbh	Methods for improving the recovery of metal leaching agents
US7635457B2 (en) *	2004-10-04	2009-12-22	Cognis Ip Management Gmbh	Method for heap and dump leaching coupled with solvent extraction for metal recovery
US7387767B2 (en) *	2005-04-07	2008-06-17	Dynatec Corporation	Recovery of nickel, cobalt, iron, silica, zinc and copper from laterite ore by sulfuric acid leaching
FI118302B (fi) *	2006-02-17	2007-09-28	Outotec Oyj	Menetelmä kullan talteenottamiseksi

2008
- 2008-12-20 BR BRPI0821491-3A patent/BRPI0821491A2/pt active Search and Examination
- 2008-12-20 CA CA2711025A patent/CA2711025C/en not_active Expired - Fee Related
- 2008-12-20 MX MX2010005024A patent/MX2010005024A/es active IP Right Grant
- 2008-12-20 AU AU2008342921A patent/AU2008342921B2/en not_active Ceased
- 2008-12-20 US US12/811,285 patent/US20100282025A1/en not_active Abandoned
- 2008-12-20 WO PCT/EP2008/010979 patent/WO2009083204A1/en not_active Ceased
- 2008-12-23 PE PE2008002180A patent/PE20091512A1/es active IP Right Grant
- 2008-12-29 CL CL2008003922A patent/CL2008003922A1/es unknown
2010
- 2010-06-21 ZA ZA2010/04346A patent/ZA201004346B/en unknown

Also Published As

Publication number	Publication date
BRPI0821491A2 (pt)	2015-06-16
PE20091512A1 (es)	2009-11-01
WO2009083204A1 (en)	2009-07-09
AU2008342921B2 (en)	2013-03-21
ZA201004346B (en)	2011-03-30
CA2711025A1 (en)	2009-07-09
CL2008003922A1 (es)	2010-01-22
AU2008342921A1 (en)	2009-07-09
MX2010005024A (es)	2010-07-02
US20100282025A1 (en)	2010-11-11

Legal Events

Date	Code	Title	Description
2014-01-14	EEER	Examination request	Effective date: 20131219
2022-08-02	MKLA	Lapsed	Effective date: 20201221

Publication	Publication Date	Title
US8062614B2 (en)	2011-11-22	Methods for improving the recovery of metal leaching agents
AU2016204728B2 (en)	2017-11-23	Method for the Extraction and Recovery of Vanadium
EP2201145B1 (en)	2013-12-04	Controlled copper leach recovery circuit
CA2711025C (en)	2017-03-28	Improved method for metal recovery and leaching agent recycle in agitation leach plants
CA2943483C (en)	2019-07-30	Copper removal method for aqueous nickel chloride solution
Cole et al.	2006	Solvent extraction developments in Southern Africa
US7214256B2 (en)	2007-05-08	Solvent extraction process
US7635457B2 (en)	2009-12-22	Method for heap and dump leaching coupled with solvent extraction for metal recovery
CN112626337B (zh)	2021-10-01	一种含钴的铜萃余液处理工艺
CN102534212A (zh)	2012-07-04	一种萃取和分步反萃取分离低浓度多金属离子的方法
EP1325164B1 (en)	2005-05-18	Pressure leaching process for zinc recovery from sulphidic ore materials
CN100549191C (zh)	2009-10-14	与金属溶剂萃取结合的金属堆摊浸提和堆积浸提的改进方法
CA2342513C (en)	2009-12-01	Use of cupric chloride etchant solution in a solvent extraction electrowinning copper refinery
US4032330A (en)	1977-06-28	Process for recovery of copper
Nisbett et al.	2009	Flowsheet considerations for copper cobalt projects
CN111936644B (zh)	2022-09-27	氯化物堆浸中的水平衡
MXPA06000863A (en)	2006-10-17	Methods for improving the recovery of metal leaching agents
WO2016081976A1 (en)	2016-06-02	Method for improving the recovery of uranium and base metals from heap leach pregnant liquor