NO840264L - Fremstilling av aluminiumfluorid fra skrapmetall. - Google Patents

Fremstilling av aluminiumfluorid fra skrapmetall.

Info

Publication number
NO840264L
NO840264L NO840264A NO840264A NO840264L NO 840264 L NO840264 L NO 840264L NO 840264 A NO840264 A NO 840264A NO 840264 A NO840264 A NO 840264A NO 840264 L NO840264 L NO 840264L
Authority
NO
Norway
Prior art keywords
preparation
aluminum fluoride
scrap metal
scrap
metal
Prior art date
Application number
NO840264A
Other languages
English (en)
Other versions
NO168029C (no
NO168029B (no
Inventor
Gordon Lever
Original Assignee
Alcan Int Ltd
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 Int Ltd filed Critical Alcan Int Ltd
Publication of NO840264L publication Critical patent/NO840264L/no
Publication of NO168029B publication Critical patent/NO168029B/no
Publication of NO168029C publication Critical patent/NO168029C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/02—Fluorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • 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
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/50—Fluorides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Processing Of Solid Wastes (AREA)
NO840264A 1983-01-25 1984-01-24 Fremgangsmaate ved behandling av kryolittinneholdende avfallsmateriale fra elektrolytiske celler som anvendes ved fremstilling av aluminium. NO168029C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838301974A GB8301974D0 (en) 1983-01-25 1983-01-25 Aluminium fluoride from scrap

Publications (3)

Publication Number Publication Date
NO840264L true NO840264L (no) 1984-07-26
NO168029B NO168029B (no) 1991-09-30
NO168029C NO168029C (no) 1992-01-08

Family

ID=10536895

Family Applications (1)

Application Number Title Priority Date Filing Date
NO840264A NO168029C (no) 1983-01-25 1984-01-24 Fremgangsmaate ved behandling av kryolittinneholdende avfallsmateriale fra elektrolytiske celler som anvendes ved fremstilling av aluminium.

Country Status (10)

Country Link
US (1) US4816122A (no)
EP (1) EP0117616B1 (no)
JP (1) JPS59154185A (no)
AU (1) AU573560B2 (no)
CA (1) CA1239273A (no)
DE (1) DE3474654D1 (no)
ES (1) ES8602158A1 (no)
GB (1) GB8301974D0 (no)
IN (1) IN159991B (no)
NO (1) NO168029C (no)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991013701A1 (en) * 1990-03-12 1991-09-19 Ralph Edward Shackleford Spent pot liner treatment process
FR2669350B1 (fr) * 1990-11-16 1993-01-15 Pechiney Aluminium Procede de traitement par voie humide de brasquages uses provenant de cuves d'electrolyse hall-heroult.
WO1992012268A1 (en) * 1991-01-11 1992-07-23 Comalco Aluminum Limited Recovery of aluminium and fluoride values from spent pot lining
US5558847A (en) * 1991-02-05 1996-09-24 Kaaber; Henning Process for recovering aluminium and fluorine from fluorine containing waste materials
WO1994002263A1 (en) * 1992-07-24 1994-02-03 Comalco Aluminium Limited Treatment of solid material
US5470559A (en) * 1993-02-26 1995-11-28 Alcan International Limited Recycling of spent pot linings
JP3665067B2 (ja) * 1993-07-02 2005-06-29 ザ・ブロークン・ヒル・プロプライアタリー・カンパニー・リミテッド 鉱物または鉱物種からフッ素を抽出する方法
AU696980B2 (en) * 1993-07-02 1998-09-24 Broken Hill Proprietary Company Limited, The Method of extracting fluorine from minerals or mineral species
US5663478A (en) * 1993-09-03 1997-09-02 E.I. Du Pont De Nemours And Company Recovery of aluminum and/or fluoride values from used aluminum chlorofluorides
US5531903A (en) * 1995-03-15 1996-07-02 Cominco Ltd. Fluoride removal from metal sulphate solution and a method of waste utilization
CA2327878C (en) 1999-12-17 2005-02-15 Alcan International Limited Recycling of spent pot linings
US20110081284A1 (en) * 2009-10-02 2011-04-07 Mark Weaver Treatment of bauxite residue and spent pot lining
CN104386711B (zh) * 2014-11-07 2016-07-06 贵州川恒化工股份有限公司 湿法磷酸脱氟渣制备氟化钠的方法
CN105327933B (zh) * 2015-12-14 2017-10-24 北京京碧蓝环保科技有限公司 基于化学沉淀和氧化还原反应的铝电解槽废槽衬处理方法
ITUA20164638A1 (it) * 2016-06-24 2017-12-24 Engitec Tech S P A Procedimento per trattare un materiale solido carbonioso contenente alluminio, fluoruri e ioni sodio.
CN106166560A (zh) * 2016-06-28 2016-11-30 大唐国际发电股份有限公司高铝煤炭资源开发利用研发中心 一种废阴极炭块的处理方法
CN108435751A (zh) * 2018-03-11 2018-08-24 沈阳银海再生资源科技有限公司 一种铝电解废槽衬无害化及资源化利用方法及装置
CN108677020B (zh) * 2018-06-19 2019-09-24 东北大学 一种将废铝电解质无害化及资源化处理方法
MX2022015729A (es) * 2020-06-09 2023-01-18 Alcoa Usa Corp Métodos para producir fluoruro de aluminio a partir de baño de criolita.
CN111889489B (zh) * 2020-08-04 2022-04-22 郑州鸿跃环保科技有限公司 一种铝电解大修渣的处理方法和处理系统
CN111940460A (zh) * 2020-08-10 2020-11-17 南通大学 一种铝灰终灰低温催化脱氮方法
CN112624101A (zh) * 2020-12-23 2021-04-09 河南省冶金研究所有限责任公司 一种湿法处理电解铝废阴极材料的工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1871723A (en) * 1929-05-29 1932-08-16 Aluminum Co Of America Process for the recovery of cryolite
CH319303A (de) * 1952-11-26 1957-02-15 Vaw Ver Aluminium Werke Ag Verfahren zur Rückgewinnung von Kryolith aus dem Kohleboden von Elektrolyseöfen
US3106448A (en) * 1961-04-03 1963-10-08 Aluminium Lab Ltd Recovery of cryolite
US3450609A (en) * 1966-03-14 1969-06-17 Ppg Industries Inc Electrolytic process for preparing hydrogen fluoride
US3787304A (en) * 1972-01-31 1974-01-22 Allied Chem Production of hf from fluorine by-products
US4113831A (en) * 1975-10-02 1978-09-12 National Fluoride And Chemical Corporation Recovery of sodium fluoride and other chemicals from spent carbon liners
US4107264A (en) * 1977-11-14 1978-08-15 Allied Chemical Corporation Recovery of TiO2 from ilmenite-type ore by a membrane based electrodialysis process
US4229752A (en) * 1978-05-16 1980-10-21 Texas Instruments Incorporated Virtual phase charge transfer device
GB2056425A (en) * 1979-08-06 1981-03-18 Alcan Res & Dev Treatment of wastes containing water-leachable fluorides
US4444740A (en) * 1983-02-14 1984-04-24 Atlantic Richfield Company Method for the recovery of fluorides from spent aluminum potlining and the production of an environmentally safe waste residue

Also Published As

Publication number Publication date
AU2374484A (en) 1984-07-26
ES529103A0 (es) 1985-11-01
DE3474654D1 (en) 1988-11-24
EP0117616B1 (en) 1988-10-19
US4816122A (en) 1989-03-28
NO168029C (no) 1992-01-08
CA1239273A (en) 1988-07-19
ES8602158A1 (es) 1985-11-01
AU573560B2 (en) 1988-06-16
JPS59154185A (ja) 1984-09-03
NO168029B (no) 1991-09-30
JPH0416231B2 (no) 1992-03-23
EP0117616A1 (en) 1984-09-05
GB8301974D0 (en) 1983-02-23
IN159991B (no) 1987-06-20

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