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ZA92152B - Spent pot lining recovery process. - Google Patents

Spent pot lining recovery process.

Info

Publication number
ZA92152B
ZA92152B ZA92152A ZA92152A ZA92152B ZA 92152 B ZA92152 B ZA 92152B ZA 92152 A ZA92152 A ZA 92152A ZA 92152 A ZA92152 A ZA 92152A ZA 92152 B ZA92152 B ZA 92152B
Authority
ZA
South Africa
Prior art keywords
recovery process
pot lining
spent pot
lining recovery
spent
Prior art date
Application number
ZA92152A
Other languages
English (en)
Inventor
David Hughes Jenkins
Original Assignee
Comalco Alu
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 Comalco Alu filed Critical Comalco Alu
Publication of ZA92152B publication Critical patent/ZA92152B/xx

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
    • C22B21/0023—Obtaining aluminium by wet processes from waste materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/70—Chemical treatment, e.g. pH adjustment or oxidation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/80—Destroying solid waste or transforming solid waste into something useful or harmless involving an extraction step
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/007—Wet processes by acid leaching
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Processing Of Solid Wastes (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
ZA92152A 1991-01-11 1992-01-09 Spent pot lining recovery process. ZA92152B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPK418891 1991-01-11

Publications (1)

Publication Number Publication Date
ZA92152B true ZA92152B (en) 1993-04-05

Family

ID=3775178

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA92152A ZA92152B (en) 1991-01-11 1992-01-09 Spent pot lining recovery process.

Country Status (5)

Country Link
US (1) US5352419A (xx)
CA (1) CA2097809A1 (xx)
IS (1) IS3801A (xx)
WO (1) WO1992012268A1 (xx)
ZA (1) ZA92152B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113249578A (zh) * 2021-05-06 2021-08-13 中南大学 铝电解产生的含氟废料的资源化处理方法及氟化铝产品

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5558847A (en) * 1991-02-05 1996-09-24 Kaaber; Henning Process for recovering aluminium and fluorine from fluorine containing waste materials
US5470559A (en) * 1993-02-26 1995-11-28 Alcan International Limited Recycling of spent pot linings
KR100324616B1 (ko) * 1993-07-02 2002-08-01 더 브로큰 힐 프로프라이어터리 컴파니 리미티드 광석또는광물질로부터불소의침출방법
AUPM877394A0 (en) * 1994-10-13 1994-11-03 University Of Melbourne, The Process for treating a material containing inorganic matter (II)
AU693605B2 (en) * 1994-10-13 1998-07-02 University Of Melbourne, The Process for treating a material containing inorganic matter
US5558690A (en) * 1994-12-23 1996-09-24 Vortec Corporation Manufacture of ceramic tiles from spent aluminum potlining
KR20000005289A (ko) * 1996-04-09 2000-01-25 제임스 지. 나트 플라이 애쉬로 세라믹 타일을 제조하는 방법
US6468483B2 (en) 2000-02-04 2002-10-22 Goldendale Aluminum Company Process for treating alumina-bearing ores to recover metal values therefrom
NO325237B1 (no) * 2001-12-19 2008-03-03 Alstom Technology Ltd Fremgangsmåte for fjerning av forurensninger fra fluorholdig sekundært alumina finstøv eller andre natrium-aluminium-fluorholdige materialer forbundet med aluminiumproduksjon
AU2002952159A0 (en) 2002-10-18 2002-10-31 Regain Technologies Pty Ltd Treatment of Smelting By-Products
BRPI0505544B1 (pt) * 2005-11-10 2014-02-04 Processo de lixiviação combinada
BRPI0811938A2 (pt) 2007-05-21 2014-11-25 Exploration Orbite Vspa Inc Processos para a extração de alumínio e de ferro a partir de minérios aluminosos
ES2342634T3 (es) * 2008-01-25 2010-07-09 Befesa Aluminio S.L. Procedimiento de reciclado de "spent pot linings" (spl) procedentes de la produccion de aluminio primario.
US20110081284A1 (en) * 2009-10-02 2011-04-07 Mark Weaver Treatment of bauxite residue and spent pot lining
US8388925B2 (en) 2009-12-30 2013-03-05 Memc Electronic Materials, Inc. Methods for producing aluminum trifluoride
JP2014508863A (ja) 2011-03-18 2014-04-10 オーバイト アルミナ インコーポレイテッド アルミニウム含有材料から希土類元素を回収する方法
EP3141621A1 (en) 2011-05-04 2017-03-15 Orbite Aluminae Inc. Processes for recovering rare earth elements from various ores
US9150428B2 (en) 2011-06-03 2015-10-06 Orbite Aluminae Inc. Methods for separating iron ions from aluminum ions
CN104039706A (zh) 2011-09-16 2014-09-10 奥贝特铝业有限公司 制备氧化铝和各种其他产品的工艺
WO2013104059A1 (en) 2012-01-10 2013-07-18 Orbite Aluminae Inc. Processes for treating red mud
US9181603B2 (en) 2012-03-29 2015-11-10 Orbite Technologies Inc. Processes for treating fly ashes
AT512740B1 (de) * 2012-04-13 2014-05-15 Andritz Energy & Environment Gmbh Verfahren zur Inertisierung von metallischem Aluminium sowie anderen unedlen metallischen Phasen
CA2878744C (en) 2012-07-12 2020-09-15 Orbite Aluminae Inc. Processes for preparing aluminum chloride and various other products by hcl leaching
WO2014026138A1 (en) * 2012-08-09 2014-02-13 Alcoa Inc. High-carbon spent pot lining and methods of fueling a furnace with the same
WO2014047728A1 (en) 2012-09-26 2014-04-03 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
JP2016504251A (ja) 2012-11-14 2016-02-12 オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． アルミニウムイオンの精製方法
US11697594B2 (en) * 2020-01-19 2023-07-11 Central South University Method for recycling spent carbon cathode of aluminum electrolysis
CN113306922A (zh) * 2021-04-15 2021-08-27 上海飞康机械电器有限公司 一种带有物联网信息交互平台的再生资源智能回收车
CN115683762A (zh) * 2021-07-29 2023-02-03 兰州铝业有限公司 一种载氟氧化铝氟含量测定的制样方法
CN114888036B (zh) * 2022-05-13 2023-07-14 北京中科云腾科技有限公司 铝电解大修渣与矿冶废渣协同资源化的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB487021A (en) * 1936-11-17 1938-06-14 Ruetgerswerke Ag A process for the recovery of aluminium and fluorine compounds from the worn out linings of the electric furnaces employed for the production of aluminium
GB8301974D0 (en) * 1983-01-25 1983-02-23 Alcan Int Ltd Aluminium fluoride from scrap
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
US4508689A (en) * 1983-07-21 1985-04-02 Aluminum Company Of America Aluminum-fluorine compound manufacture
US4597953A (en) * 1985-02-20 1986-07-01 Aluminum Company Of America Halogen recovery
US4889695A (en) * 1985-02-20 1989-12-26 Aluminum Company Of America Reclaiming spent potlining
US4735784A (en) * 1986-07-11 1988-04-05 Morrison-Knudsen Company, Inc. Method of treating fluoride contaminated wastes
GB2198722B (en) * 1986-12-22 1991-04-17 Comalco Alu Process for the recovery of fluoride values
US4763585A (en) * 1987-09-08 1988-08-16 Ogden Environmental Services Method for the combustion of spent potlinings from the manufacture of aluminum
US5024822A (en) * 1988-03-29 1991-06-18 Aluminum Company Of America Stabilization of fluorides of spent potlining by chemical dispersion
US4993323A (en) * 1988-09-08 1991-02-19 Tabery Ronald S Fluidized bed combustion of aluminum smelting waste
US4973464A (en) * 1989-02-21 1990-11-27 Ogden Environmental Services Method for the removal of cyanides from spent potlinings from aluminum manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113249578A (zh) * 2021-05-06 2021-08-13 中南大学 铝电解产生的含氟废料的资源化处理方法及氟化铝产品
CN113249578B (zh) * 2021-05-06 2022-07-12 中南大学 铝电解产生的含氟废料的资源化处理方法及氟化铝产品

Also Published As

Publication number Publication date
CA2097809A1 (en) 1992-07-12
US5352419A (en) 1994-10-04
WO1992012268A1 (en) 1992-07-23
IS3801A (is) 1992-07-12

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