DK3940095T3 - Fremgangsmåde og indretning til oxidation af alkalisk sulfid til behandling af ildfast malm, især ildfast guldmalm - Google Patents

Fremgangsmåde og indretning til oxidation af alkalisk sulfid til behandling af ildfast malm, især ildfast guldmalm Download PDF

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Publication number
DK3940095T3
DK3940095T3 DK20186290.1T DK20186290T DK3940095T3 DK 3940095 T3 DK3940095 T3 DK 3940095T3 DK 20186290 T DK20186290 T DK 20186290T DK 3940095 T3 DK3940095 T3 DK 3940095T3
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DK
Denmark
Prior art keywords
ore
refractory
oxidation
treatment
alkaline sulphide
Prior art date
Application number
DK20186290.1T
Other languages
English (en)
Inventor
Plessis Chris Du
Hugues Lambert
Alireza Rabieh
Jacobus Johannes Eksteen
Original Assignee
Lhoist Rech Et Developpement Sa
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 Lhoist Rech Et Developpement Sa filed Critical Lhoist Rech Et Developpement Sa
Application granted granted Critical
Publication of DK3940095T3 publication Critical patent/DK3940095T3/da

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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
    • C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline 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
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • 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
    • C22B11/00—Obtaining noble metals
    • C22B11/08—Obtaining noble metals by cyaniding
    • 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
    • C22B11/00—Obtaining noble metals
    • C22B11/10—Obtaining noble metals by amalgamating
    • C22B11/12—Apparatus therefor
    • 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
    • C22B15/008—Leaching or slurrying with non-acid solutions containing salts of alkali or alkaline earth metals
    • 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
    • C22B15/0086—Treating solutions by physical methods
    • 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
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/24—Obtaining zinc otherwise than by distilling with leaching with alkaline solutions, e.g. ammonia
    • 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/04—Obtaining nickel or cobalt by wet processes
    • C22B23/0407—Leaching 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/02—Apparatus therefor
    • 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
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • 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)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DK20186290.1T 2020-07-16 2020-07-16 Fremgangsmåde og indretning til oxidation af alkalisk sulfid til behandling af ildfast malm, især ildfast guldmalm DK3940095T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20186290.1A EP3940095B1 (en) 2020-07-16 2020-07-16 Alkaline sulfide oxidation process and device for treating refractory ore, in particular refractory gold ore

Publications (1)

Publication Number Publication Date
DK3940095T3 true DK3940095T3 (da) 2023-07-24

Family

ID=71661765

Family Applications (1)

Application Number Title Priority Date Filing Date
DK20186290.1T DK3940095T3 (da) 2020-07-16 2020-07-16 Fremgangsmåde og indretning til oxidation af alkalisk sulfid til behandling af ildfast malm, især ildfast guldmalm

Country Status (10)

Country Link
US (1) US20230128925A1 (da)
EP (2) EP3940095B1 (da)
AU (2) AU2021309568B2 (da)
BR (1) BR112022027127A2 (da)
CA (1) CA3185758A1 (da)
DK (1) DK3940095T3 (da)
FI (1) FI3940095T3 (da)
PT (1) PT3940095T (da)
SI (1) SI3940095T1 (da)
WO (1) WO2022013414A1 (da)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1098933C (zh) 1998-03-05 2003-01-15 中国科学院金属研究所 含砷含硫难浸金矿的强化碱浸提金工艺
PA8482201A1 (es) 1998-09-21 2001-12-14 Mim Holdings Ltd Metodo para el tratamiento de minerales refractorios que contienen metales preciosos.
NZ556382A (en) * 2004-12-15 2009-09-25 Maelgwyn Mineral Services Afri Extraction process for metals like gold and platinum including fine grinding, pulping and oxygenating
CA2927461C (en) 2013-10-21 2023-01-03 Glencore Technology Pty Ltd Leaching of minerals in the presence of lime and/or limestone and a complexing agent
US10781501B2 (en) * 2014-11-20 2020-09-22 Flsmidth A/S Activation system and method for enhancing metal recovery during atmospheric leaching of metal sulfides
PE20220918A1 (es) 2014-12-19 2022-05-30 Smidth As F L Metodos para lixiviar calcopirita rapidamente

Also Published As

Publication number Publication date
BR112022027127A2 (pt) 2023-03-07
PT3940095T (pt) 2023-07-27
AU2022204322A1 (en) 2022-07-07
AU2021309568A1 (en) 2022-06-02
FI3940095T3 (fi) 2023-07-19
AU2021309568B2 (en) 2022-07-28
EP3940095A1 (en) 2022-01-19
EP4182486A1 (en) 2023-05-24
AU2022204322B2 (en) 2024-03-14
EP3940095B1 (en) 2023-04-26
SI3940095T1 (sl) 2023-10-30
WO2022013414A1 (en) 2022-01-20
CA3185758A1 (en) 2022-01-20
US20230128925A1 (en) 2023-04-27

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