EP2640862A4 - Process for extracting aluminum from aluminous ores - Google Patents

Process for extracting aluminum from aluminous ores Download PDF

Info

Publication number
EP2640862A4
EP2640862A4 EP11841479.6A EP11841479A EP2640862A4 EP 2640862 A4 EP2640862 A4 EP 2640862A4 EP 11841479 A EP11841479 A EP 11841479A EP 2640862 A4 EP2640862 A4 EP 2640862A4
Authority
EP
European Patent Office
Prior art keywords
extracting aluminum
aluminous ores
aluminous
ores
extracting
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.)
Withdrawn
Application number
EP11841479.6A
Other languages
German (de)
French (fr)
Other versions
EP2640862A1 (en
Inventor
Richard Boudreault
Fabienne Biasotto
Joel Fournier
Serge Alex
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.)
Orbite Technologies Inc
Original Assignee
Orbite Aluminae 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 Orbite Aluminae Inc filed Critical Orbite Aluminae Inc
Publication of EP2640862A1 publication Critical patent/EP2640862A1/en
Publication of EP2640862A4 publication Critical patent/EP2640862A4/en
Withdrawn legal-status Critical Current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
    • C22B21/00—Obtaining aluminium
    • C22B21/0015—Obtaining aluminium 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
    • C22B21/00—Obtaining aluminium
    • C22B21/0007—Preliminary treatment of ores or scrap or any other metal source
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
EP11841479.6A 2010-11-19 2011-11-18 Process for extracting aluminum from aluminous ores Withdrawn EP2640862A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41547310P 2010-11-19 2010-11-19
PCT/CA2011/001271 WO2012065253A1 (en) 2010-11-19 2011-11-18 Process for extracting aluminum from aluminous ores

Publications (2)

Publication Number Publication Date
EP2640862A1 EP2640862A1 (en) 2013-09-25
EP2640862A4 true EP2640862A4 (en) 2017-06-21

Family

ID=46083447

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11841479.6A Withdrawn EP2640862A4 (en) 2010-11-19 2011-11-18 Process for extracting aluminum from aluminous ores

Country Status (5)

Country Link
US (1) US20130233130A1 (en)
EP (1) EP2640862A4 (en)
AU (1) AU2011331861A1 (en)
CA (1) CA2812309C (en)
WO (1) WO2012065253A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2012231686B2 (en) 2011-03-18 2015-08-27 Aem Technologies Inc. Processes for recovering rare earth elements from aluminum-bearing materials
WO2012149642A1 (en) 2011-05-04 2012-11-08 Orbite Aluminae Inc. Processes for recovering rare earth elements from various ores
CN104039706A (en) 2011-09-16 2014-09-10 奥贝特铝业有限公司 Processes for preparing alumina and various other products
US9023301B2 (en) 2012-01-10 2015-05-05 Orbite Aluminae Inc. Processes for treating red mud
RU2633579C9 (en) 2012-03-29 2017-12-25 Орбит Алюминэ Инк. Methods of treating fly ash
CA2885255C (en) 2012-09-26 2015-12-22 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
CA2891427C (en) 2012-11-14 2016-09-20 Orbite Aluminae Inc. Methods for purifying aluminium ions
US11180860B2 (en) 2018-05-18 2021-11-23 California Institute Of Technology Process to convert reduced sulfur species and water into hydrogen and sulfuric acid
WO2021030529A1 (en) 2019-08-13 2021-02-18 California Institute Of Technology Process to make calcium oxide or ordinary portland cement from calcium bearing rocks and minerals
AU2022306695B2 (en) * 2021-07-05 2023-10-05 HiPurA Pty Ltd "process for producing high purity aluminium materials"

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101823742A (en) * 2010-05-14 2010-09-08 东北大学 Method for producing alumina through bauxite acid process

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB120035A (en) * 1917-09-25 1919-03-06 Norsk Hydro Elektrisk Improvements in the Production of Alumina Nitrates from Clay, Argillite and similar Minerials.
US1956139A (en) * 1930-07-26 1934-04-24 Alterra A G Process for treating argillaceous material
US2489309A (en) * 1946-04-30 1949-11-29 Houdry Process Corp Preparation of an iron-freed acid treated kaolin catalyst
US3966909A (en) * 1974-02-20 1976-06-29 The Anaconda Company Solvent extraction of aluminum
US6468483B2 (en) * 2000-02-04 2002-10-22 Goldendale Aluminum Company Process for treating alumina-bearing ores to recover metal values therefrom
BRPI0811938A2 (en) * 2007-05-21 2014-11-25 Exploration Orbite Vspa Inc PROCESSES FOR THE EXTRACTION OF ALUMINUM AND IRON FROM ALUMINUM ORE

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101823742A (en) * 2010-05-14 2010-09-08 东北大学 Method for producing alumina through bauxite acid process

Also Published As

Publication number Publication date
CA2812309A1 (en) 2012-05-24
AU2011331861A1 (en) 2013-04-18
EP2640862A1 (en) 2013-09-25
CA2812309C (en) 2014-12-09
WO2012065253A1 (en) 2012-05-24
US20130233130A1 (en) 2013-09-12

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Effective date: 20170522

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