FR2506747A1 - Procede pour recuperer de l'alumine a partir d'un melange solide contenant alcl3 et nacl - Google Patents

Procede pour recuperer de l'alumine a partir d'un melange solide contenant alcl3 et nacl

Info

Publication number
FR2506747A1
FR2506747A1 FR8209020A FR8209020A FR2506747A1 FR 2506747 A1 FR2506747 A1 FR 2506747A1 FR 8209020 A FR8209020 A FR 8209020A FR 8209020 A FR8209020 A FR 8209020A FR 2506747 A1 FR2506747 A1 FR 2506747A1
Authority
FR
France
Prior art keywords
nacl
recovering
alcl
mixture containing
solid mixture
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.)
Granted
Application number
FR8209020A
Other languages
English (en)
French (fr)
Other versions
FR2506747B1 (Direct
Inventor
John Edward Deutschman
Francoise Tahiani
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.)
Rio Tinto Alcan International Ltd
Original Assignee
Alcan International Ltd Canada
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 Alcan International Ltd Canada filed Critical Alcan International Ltd Canada
Publication of FR2506747A1 publication Critical patent/FR2506747A1/fr
Application granted granted Critical
Publication of FR2506747B1 publication Critical patent/FR2506747B1/fr
Granted 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
    • 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
    • C01F7/22—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with halides or halogen acids
    • 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)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR8209020A 1981-05-28 1982-05-25 Procede pour recuperer de l'alumine a partir d'un melange solide contenant alcl3 et nacl Granted FR2506747A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8116318 1981-05-28

Publications (2)

Publication Number Publication Date
FR2506747A1 true FR2506747A1 (fr) 1982-12-03
FR2506747B1 FR2506747B1 (Direct) 1985-02-08

Family

ID=10522100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8209020A Granted FR2506747A1 (fr) 1981-05-28 1982-05-25 Procede pour recuperer de l'alumine a partir d'un melange solide contenant alcl3 et nacl

Country Status (6)

Country Link
US (1) US4472361A (Direct)
CA (1) CA1191031A (Direct)
DE (1) DE3218996A1 (Direct)
FR (1) FR2506747A1 (Direct)
NO (1) NO821777L (Direct)
SE (1) SE8203284L (Direct)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2176984C2 (ru) * 1995-12-15 2001-12-20 Мэшел Алюмина Индастриес Лтд. Способ выделения глинозема и кремнезема

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO337196B1 (no) * 2014-03-12 2016-02-08 Nordic Mining Asa En ny fremgangsmåte for fremstilling av alumina og karbonat fra aluminiumrike materialer med integrert CO2 utnyttelse

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR574983A (fr) * 1923-11-30 1924-07-22 Procédé de production de sels d'aluminium chimiquement purs
FR1558347A (Direct) * 1967-10-25 1969-02-28
US3862293A (en) * 1971-11-25 1975-01-21 Pechiney Aluminium Process for the continuous acid treatment of crude clays and schists
FR2360515A1 (fr) * 1976-04-02 1978-03-03 Atomenergi Inst For Procede pour extraire l'alumine de silicates d'aluminium
GB2009118A (en) * 1977-10-07 1979-06-13 Alcan Res & Dev Recovery of alumina

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4158042A (en) * 1977-10-07 1979-06-12 Alcan Research And Development Limited Recovery of alumina from siliceous minerals

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR574983A (fr) * 1923-11-30 1924-07-22 Procédé de production de sels d'aluminium chimiquement purs
FR1558347A (Direct) * 1967-10-25 1969-02-28
US3862293A (en) * 1971-11-25 1975-01-21 Pechiney Aluminium Process for the continuous acid treatment of crude clays and schists
FR2360515A1 (fr) * 1976-04-02 1978-03-03 Atomenergi Inst For Procede pour extraire l'alumine de silicates d'aluminium
GB2009118A (en) * 1977-10-07 1979-06-13 Alcan Res & Dev Recovery of alumina

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2176984C2 (ru) * 1995-12-15 2001-12-20 Мэшел Алюмина Индастриес Лтд. Способ выделения глинозема и кремнезема

Also Published As

Publication number Publication date
SE8203284L (sv) 1982-11-29
DE3218996A1 (de) 1982-12-16
CA1191031A (en) 1985-07-30
FR2506747B1 (Direct) 1985-02-08
NO821777L (no) 1982-11-29
US4472361A (en) 1984-09-18

Similar Documents

Publication Publication Date Title
FR2683812B1 (fr) Procede et dispositif de traitement d'eau boueuse utilisee dans la technique d'excavation a l'eau et d'eaux de decharge industrielles.
ATE249509T1 (de) Verminderung von ablagerungen in einem verdampfer und salzrückgewinnung während der vergasung
GB1372369A (en) Skimming of swimming pools
OA07442A (fr) Dispositif amovible d'allimentation pontuelle en alumine d'une cuve d'électrolyse pour la production d'aluminium.
FR2423536A1 (fr) Compositions et procede pour le lavage et le blanchiment
BE835948A (fr) Procede de purification d'emulsions et d'eau contaminee, specialement d'eau contenant de l'huile, avec l'aide d'electrolyse.
FR2506747A1 (fr) Procede pour recuperer de l'alumine a partir d'un melange solide contenant alcl3 et nacl
FR2323778A1 (fr) Cathode perfectionnee pour l'electrolyse de l'eau ou d'une solution aqueuse d'halogenure de metal alcalin
BR7906675A (pt) Processo para recuperacao de um sal de magnesio soluvel em agua a partir de uma mistura de reacao contendo um sal de magnesio soluvel em agua silica e impurezas de sal de metal
FR2426019A1 (fr) Procede continu d'obtention d'alumine pure a partir d'une liqueur acide provenant de l'attaque chlorosulfurique d'un minerai alumineux et de purification de la liqueur debarrassee de l'alumine
JPS57184489A (en) Purification of waste water containing turbid substance and phosphorus component
FR2431995A1 (fr) Procede pour le traitement par voie oligodynamique de liquides et dispositif pour sa mise en oeuvre
BE893773A (fr) Procede pour eliminer les eaux residuaires dans la desulfuration du gaz de cokerie avec une solution de lavage renfermant des vecteurs d'oxygene
BE762668A (fr) Inhibition de la formation de mousse dans un melange liquide contenant de l'eau et un hydrocarbure.
FR2345533A1 (fr) Procede pour diminuer la concentration de sodium dans l'aluminium fondu
TNSN92062A1 (fr) Catalyseur pour la polymerisation ou copolymerisation de l'ethylene
FR2568400B1 (fr) Procede de traitement de solidification avec reduction de volume pour une eau residuaire radioactive contenant du bore
GB1162153A (en) Production of Aluminium and Aluminium Alloys
JPS54151594A (en) Supply of anolyte
FR2504407B1 (fr) Dispositif permettant d'ameliorer l'emploi du chlorure de calcium, utilise pour l'absorption de l'eau contenu dans l'air
GB608468A (en) Improvements in or relating to the purification and clarification of liquids
JPS5522377A (en) Treatment of water paint waste water
Brown Economic evaluation of salinity control
SU430069A1 (ru) СПОСОБ ФТОРИРОВАНИЯ ВОДЫ^:-:'^л%иТР?5^-•. :•-' '.ч. ч i Ut!
Musaev et al. The Kinetics of Electrode Processes on Steel in the Presence of Sulphoureide Inhibitor in a Liquid Hydrocarbon--Electrolyte System

Legal Events

Date Code Title Description
ST Notification of lapse