CL2015003082A1 - Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it - Google Patents

Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it

Info

Publication number
CL2015003082A1
CL2015003082A1 CL2015003082A CL2015003082A CL2015003082A1 CL 2015003082 A1 CL2015003082 A1 CL 2015003082A1 CL 2015003082 A CL2015003082 A CL 2015003082A CL 2015003082 A CL2015003082 A CL 2015003082A CL 2015003082 A1 CL2015003082 A1 CL 2015003082A1
Authority
CL
Chile
Prior art keywords
leaching
products containing
reactive mixture
copper ores
mixture used
Prior art date
Application number
CL2015003082A
Other languages
Spanish (es)
Inventor
Fagerström Alejandro Cartagena
Cartes Christian Hecker
Araya Sebastian Cruz
Cisternas Eugenia Rojas
Zala Maria Cecilia Cornejo
Original Assignee
Lixivia Procesos Metalúrgicos S P A
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 Lixivia Procesos Metalúrgicos S P A filed Critical Lixivia Procesos Metalúrgicos S P A
Priority to CL2015003082A priority Critical patent/CL2015003082A1/en
Publication of CL2015003082A1 publication Critical patent/CL2015003082A1/en
Priority to PCT/CL2016/050055 priority patent/WO2017063099A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • 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
    • 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
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt 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
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/10—Hydrochloric acid, other halogenated acids or salts thereof
    • 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)
  • Inorganic Chemistry (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)

Abstract

La presente invención se relaciona con procesos hidrometalúrgicos para la extracción de minerales de cobre y productos que los contienen, y en particular se refiere a un proceso que utiliza una nueva mezcla reactiva en las etapas de lixiviación y de curado químico. Esta mezcla reactiva se obtiene a partir de la combinación de iones de nitrato proveniente de una sal de nitrato de amonio (NH4NO3), iones de fierro (Fe) derivados de la solución de refino proveniente de la etapa de extracción de cobre por...The present invention relates to hydrometallurgical processes for the extraction of copper ores and products containing them, and in particular refers to a process that uses a new reactive mixture in the leaching and chemical curing stages. This reaction mixture is obtained from the combination of nitrate ions from an ammonium nitrate salt (NH4NO3), iron ions (Fe) derived from the refining solution from the copper extraction stage by ...

CL2015003082A 2015-10-16 2015-10-16 Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it CL2015003082A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CL2015003082A CL2015003082A1 (en) 2015-10-16 2015-10-16 Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it
PCT/CL2016/050055 WO2017063099A1 (en) 2015-10-16 2016-10-13 Hydrometallurgical method for leaching copper minerals and products containing same, and reactive mixture used therein

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CL2015003082A CL2015003082A1 (en) 2015-10-16 2015-10-16 Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it

Publications (1)

Publication Number Publication Date
CL2015003082A1 true CL2015003082A1 (en) 2016-06-10

Family

ID=56610086

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2015003082A CL2015003082A1 (en) 2015-10-16 2015-10-16 Hydrometallurgical process for leaching of copper ores and products containing them, and reactive mixture used in it

Country Status (2)

Country Link
CL (1) CL2015003082A1 (en)
WO (1) WO2017063099A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2019003731A1 (en) * 2019-12-18 2020-07-10 Univ Concepcion A hydrometallurgical process for curing primary and secondary sulfides to improve copper recovery and leaching kinetics of these minerals.
CN115552047A (en) 2020-03-18 2022-12-30 Bhp智利股份有限公司 Oxidative bioleaching of base metals
WO2021186374A1 (en) 2020-03-18 2021-09-23 Bhp Chile Inc Oxidative heap leaching of base metals
WO2024057216A1 (en) 2022-09-16 2024-03-21 Bhp Chile Inc Oxidative nitrate heap leaching process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574599A (en) * 1968-06-25 1971-04-13 Exxon Production Research Co Mineral recovery
CZ282553B6 (en) * 1993-01-27 1997-08-13 R & O Mining Processing Ltd. Process of continuous hydrometallurgical conversion of copper and/or zinc sulfides from complex ores
CN100417733C (en) * 2003-07-15 2008-09-10 明特克公司 Oxidative leach process
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

Also Published As

Publication number Publication date
WO2017063099A1 (en) 2017-04-20

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