FR2528874B1 - Dissolution chimique des croutes formees pendant la lixiviation sous pression de minerais de nickel oxydes et silicates - Google Patents

Dissolution chimique des croutes formees pendant la lixiviation sous pression de minerais de nickel oxydes et silicates

Info

Publication number
FR2528874B1
FR2528874B1 FR8310183A FR8310183A FR2528874B1 FR 2528874 B1 FR2528874 B1 FR 2528874B1 FR 8310183 A FR8310183 A FR 8310183A FR 8310183 A FR8310183 A FR 8310183A FR 2528874 B1 FR2528874 B1 FR 2528874B1
Authority
FR
France
Prior art keywords
silicates
formed during
during pressure
pressure leaching
chemical dissolution
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
Application number
FR8310183A
Other languages
English (en)
French (fr)
Other versions
FR2528874A1 (fr
Inventor
Guy W Lussiez
Mahesh C Jha
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.)
COFREMMI
Original Assignee
COFREMMI
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 COFREMMI filed Critical COFREMMI
Publication of FR2528874A1 publication Critical patent/FR2528874A1/fr
Application granted granted Critical
Publication of FR2528874B1 publication Critical patent/FR2528874B1/fr
Expired 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/04—Obtaining nickel or cobalt by wet processes
    • C22B23/0407—Leaching processes
    • C22B23/0415—Leaching processes with acids or salt solutions except ammonium salts solutions
    • C22B23/043—Sulfurated acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
    • C01F7/26—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with sulfuric acids or sulfates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR8310183A 1982-06-21 1983-06-20 Dissolution chimique des croutes formees pendant la lixiviation sous pression de minerais de nickel oxydes et silicates Expired FR2528874B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/390,441 US4374101A (en) 1982-06-21 1982-06-21 Chemical dissolution of scale formed during pressure leaching of nickeliferous oxide and silicate ores

Publications (2)

Publication Number Publication Date
FR2528874A1 FR2528874A1 (fr) 1983-12-23
FR2528874B1 true FR2528874B1 (fr) 1985-12-20

Family

ID=23542459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8310183A Expired FR2528874B1 (fr) 1982-06-21 1983-06-20 Dissolution chimique des croutes formees pendant la lixiviation sous pression de minerais de nickel oxydes et silicates

Country Status (7)

Country Link
US (1) US4374101A (cg-RX-API-DMAC7.html)
AU (1) AU1578983A (cg-RX-API-DMAC7.html)
BR (1) BR8303262A (cg-RX-API-DMAC7.html)
CA (1) CA1190128A (cg-RX-API-DMAC7.html)
FR (1) FR2528874B1 (cg-RX-API-DMAC7.html)
GR (1) GR78310B (cg-RX-API-DMAC7.html)
PH (1) PH18887A (cg-RX-API-DMAC7.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1228483A (en) * 1984-09-19 1987-10-27 Donald R. Weir Process for the pressure oxidation acid leaching of non-ferrous metal and iron-containing sulphidic material
US4713119A (en) * 1986-03-20 1987-12-15 Stauffer Chemical Company Process for removing alkali metal aluminum silicate scale deposits from surfaces of chemical process equipment
US4979987A (en) * 1988-07-19 1990-12-25 First Miss Gold, Inc. Precious metals recovery from refractory carbonate ores
US5535992A (en) * 1995-03-07 1996-07-16 Goro Nickel S.A. Apparatus and method for acidic leaching of lateritic ores
US6395061B1 (en) 2000-03-07 2002-05-28 Bhp Minerals International Inc. Process for organic acid bioleaching of ore
US7604783B2 (en) * 2004-12-22 2009-10-20 Placer Dome Technical Services Limited Reduction of lime consumption when treating refractor gold ores or concentrates
US8061888B2 (en) * 2006-03-17 2011-11-22 Barrick Gold Corporation Autoclave with underflow dividers
US8252254B2 (en) * 2006-06-15 2012-08-28 Barrick Gold Corporation Process for reduced alkali consumption in the recovery of silver
CA2919026C (en) 2013-08-15 2018-03-13 Hatch Ltd. Multi-compartment reactor and method for controlling retention time in a multi-compartment reactor
US11535911B2 (en) 2019-10-29 2022-12-27 Solenis Technologies, L.P. Method for reducing formation of CaSO4 and Fe2O3 containing deposits in a pressure oxidation autoclave and/or adjacent circuits during pressure oxidation of gold-containing ore
AU2023449907B2 (en) * 2023-06-29 2025-02-20 Gem Co., Ltd. System and method for regulating aluminum precipitation during high-pressure acid leaching of laterite nickel ore
AU2023446724B2 (en) * 2023-07-31 2025-07-03 Gem Co., Ltd. Automatic descaling system for high-pressure reactor of laterite nickel ore
AU2025204744B1 (en) * 2024-10-29 2025-10-30 Morimatsu (Jiangsu) Heavy Industry Co., Ltd. High-pressure acid leaching apparatus with scale-removing function and operating method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443992A (en) * 1964-10-23 1969-05-13 Reynolds Metals Co Cleaning evaporator tubes
CA922903A (en) * 1970-07-08 1973-03-20 The International Nickel Company Of Canada Acid leaching of lateritic ore
US3991159A (en) * 1975-01-09 1976-11-09 Amax Inc. High temperature neutralization of laterite leach slurry
US4098870A (en) * 1977-07-22 1978-07-04 Amax Inc. Acid leaching of nickeliferous oxide ores with minimized scaling

Also Published As

Publication number Publication date
FR2528874A1 (fr) 1983-12-23
PH18887A (en) 1985-10-25
AU1578983A (en) 1984-01-05
GR78310B (cg-RX-API-DMAC7.html) 1984-09-26
CA1190128A (en) 1985-07-09
BR8303262A (pt) 1984-02-07
US4374101A (en) 1983-02-15

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Legal Events

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