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CA3266651A1 - Oxidative heap leaching process - Google Patents

Oxidative heap leaching process

Info

Publication number
CA3266651A1
CA3266651A1 CA3266651A CA3266651A CA3266651A1 CA 3266651 A1 CA3266651 A1 CA 3266651A1 CA 3266651 A CA3266651 A CA 3266651A CA 3266651 A CA3266651 A CA 3266651A CA 3266651 A1 CA3266651 A1 CA 3266651A1
Authority
CA
Canada
Prior art keywords
oxidative
leaching process
heap leaching
heap
oxidative heap
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.)
Pending
Application number
CA3266651A
Inventor
Clement Chilowa Chibwana
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.)
BHP Chile Inc
Original Assignee
BHP Chile Inc
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 BHP Chile Inc filed Critical BHP Chile Inc
Publication of CA3266651A1 publication Critical patent/CA3266651A1/en
Pending legal-status Critical Current

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
    • C22B3/20—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
    • 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
    • C22B15/0065—Leaching or slurrying
    • C22B15/0067—Leaching or slurrying with acids or salts thereof
    • C22B15/0073—Leaching or slurrying with acids or salts thereof containing nitrogen
    • 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
    • C22B15/0089—Treating solutions by chemical methods
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
CA3266651A 2022-09-16 2023-09-13 Oxidative heap leaching process Pending CA3266651A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA202210270 2022-09-16
PCT/IB2023/059066 WO2024057216A1 (en) 2022-09-16 2023-09-13 Oxidative nitrate heap leaching process

Publications (1)

Publication Number Publication Date
CA3266651A1 true CA3266651A1 (en) 2024-03-21

Family

ID=88237831

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3266651A Pending CA3266651A1 (en) 2022-09-16 2023-09-13 Oxidative heap leaching process

Country Status (10)

Country Link
EP (1) EP4587601A1 (en)
CN (1) CN119948181A (en)
AR (1) AR130496A1 (en)
AU (1) AU2023343440A1 (en)
CA (1) CA3266651A1 (en)
CL (1) CL2025000472A1 (en)
MX (1) MX2025002050A (en)
PE (1) PE20251495A1 (en)
WO (1) WO2024057216A1 (en)
ZA (1) ZA202503034B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PE20240830A1 (en) 2016-10-19 2024-04-22 Jetti Resources Llc PROCESSES TO LEACH METAL SULFIDES WITH REAGENTS THAT HAVE THIOCARBONYL FUNCTIONAL GROUPS
MX2023003207A (en) 2020-09-18 2023-04-27 Jetti Resources Llc Extracting base metals using a wetting agent and a thiocarbonyl functional group reagent.
US12435389B2 (en) * 2023-06-14 2025-10-07 Ceibo Inc. System and process for progressive refractory ore transformation for copper leaching

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888748A (en) 1972-06-28 1975-06-10 Du Pont Recovery of metal values from ore concentrates
US4647307A (en) 1983-01-18 1987-03-03 Rein Raudsepp Process for recovering gold and silver from refractory ores
US4834793A (en) * 1985-03-19 1989-05-30 Hydrochem Developments Ltd. Oxidation process for releasing metal values in which nitric acid is regenerated in situ
US5096486A (en) 1990-12-13 1992-03-17 Sunshine Precious Metals Incorporated Treatment of metal bearing mineral material
ES2287812T3 (en) 2003-12-23 2007-12-16 Bhp Billiton Sa Limited METHOD AND APPARATUS TO STIMULATE A PROCEDURE OF BIOLOGICAL LIXIVIATION IN PILA.
EP2716775A4 (en) 2011-05-27 2015-03-11 Lixivia Ltda Obtaining a ferric nitrate reagent in situ from a copper raffinate solution in a hydrometallurgical copper process
US9683277B2 (en) 2013-09-24 2017-06-20 Likivia Process Metalúrgicos SPA Process for preparing a ferric nitrate reagent from copper raffinate solution and use of such reagent in the leaching and/or curing of copper substances
JP2015078414A (en) * 2013-10-17 2015-04-23 Jx日鉱日石金属株式会社 Method of exuding copper from copper sulfide ore
CL2015003082A1 (en) 2015-10-16 2016-06-10 Lixivia Procesos Metalúrgicos S P A Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it
US12492449B2 (en) 2020-03-18 2025-12-09 Bhp Chile Inc. Oxidative bioleaching of base metals
AU2021239047A1 (en) * 2020-03-18 2022-09-08 Bhp Chile Inc Oxidative heap leaching of base metals

Also Published As

Publication number Publication date
WO2024057216A1 (en) 2024-03-21
AR130496A1 (en) 2024-12-11
CN119948181A (en) 2025-05-06
PE20251495A1 (en) 2025-06-02
AU2023343440A1 (en) 2025-04-03
CL2025000472A1 (en) 2025-05-30
EP4587601A1 (en) 2025-07-23
MX2025002050A (en) 2025-04-02
ZA202503034B (en) 2025-11-26

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