DE69502198D1 - Rückgewinnung von nichteisenmetallen aus krätzen - Google Patents

Rückgewinnung von nichteisenmetallen aus krätzen

Info

Publication number
DE69502198D1
DE69502198D1 DE69502198T DE69502198T DE69502198D1 DE 69502198 D1 DE69502198 D1 DE 69502198D1 DE 69502198 T DE69502198 T DE 69502198T DE 69502198 T DE69502198 T DE 69502198T DE 69502198 D1 DE69502198 D1 DE 69502198D1
Authority
DE
Germany
Prior art keywords
scratches
recovery
ferrous metals
ferrous
metals
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.)
Revoked
Application number
DE69502198T
Other languages
English (en)
Other versions
DE69502198T2 (de
Inventor
Ghyslain Dube
Marko Litalien
Roger Pelletier
Zhou Wang
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23053850&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69502198(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alcan International Ltd Canada filed Critical Alcan International Ltd Canada
Publication of DE69502198D1 publication Critical patent/DE69502198D1/de
Application granted granted Critical
Publication of DE69502198T2 publication Critical patent/DE69502198T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • 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
    • C22B7/04—Working-up slag
    • 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
    • C22B21/0084—Obtaining aluminium melting and handling molten aluminium
    • C22B21/0092—Remelting scrap, skimmings or any secondary source aluminium
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE1995602198 1994-07-15 1995-07-14 Rückgewinnung von nichteisenmetallen aus krätzen Revoked DE69502198T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/275,799 US5470376A (en) 1994-07-15 1994-07-15 Recovery of non-ferrous metals from dross
PCT/CA1995/000416 WO1996002681A1 (en) 1994-07-15 1995-07-14 Recovery of non-ferrous metals from dross

Publications (2)

Publication Number Publication Date
DE69502198D1 true DE69502198D1 (de) 1998-05-28
DE69502198T2 DE69502198T2 (de) 1998-08-13

Family

ID=23053850

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995602198 Revoked DE69502198T2 (de) 1994-07-15 1995-07-14 Rückgewinnung von nichteisenmetallen aus krätzen

Country Status (6)

Country Link
US (1) US5470376A (de)
EP (1) EP0771364B1 (de)
JP (1) JPH10502704A (de)
AU (1) AU2878395A (de)
DE (1) DE69502198T2 (de)
WO (1) WO1996002681A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6082641A (en) * 1998-04-08 2000-07-04 Skurko; Richard Dross processing
CA2237414C (fr) * 1998-05-11 2004-10-19 Hydro-Quebec Traitement de residus humides contenant une charge polluante et/ou toxique
US6136262A (en) * 1999-01-19 2000-10-24 Q.C. Designs, Inc. Dross processing system
US6676888B2 (en) * 2000-02-05 2004-01-13 George E. Mansell Swivel base tilting rotary furnace
US6936089B2 (en) * 2002-10-04 2005-08-30 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Molten aluminum alloy processing method and flux for molten aluminum alloy processing
DE202005007538U1 (de) * 2005-05-09 2005-07-28 Sug Schmelz- Und Giessanlagen Gmbh & Co. Kg Metallschmelz-Drehtrommelofen
US8034214B2 (en) * 2007-04-12 2011-10-11 Tracera LLC Reciprocating evaporator
WO2009013177A1 (en) * 2007-07-20 2009-01-29 Solvay Fluor Gmbh Process for the recovery of aluminium from aluminium dross
DE202008001480U1 (de) 2008-01-09 2008-05-15 Sug Schmelz- Und Giessanlagen Gmbh & Co. Kg Drehtrommelofen zur Schmelzgewinnung von Schwermetall
EP2768991A4 (de) * 2011-10-18 2015-06-17 Pyrogenesis Canada Inc Energieeffiziente salzfreie rückgewinnung von metall aus schlacke
CA2842587C (en) 2013-02-12 2018-09-04 9255-8444 QUEBEC INC. dba METKEM INNOVATION Method for the production and the purification of molten calcium aluminate using contaminated aluminum dross residue
US20140245864A1 (en) 2013-03-04 2014-09-04 Charles Clayton WYCUFF Dross processing system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB297635A (en) * 1928-02-17 1928-09-27 George Walwyn Wardle Improvements in fluxes for use in melting aluminium or other non-ferrous metals
US2481591A (en) * 1947-09-05 1949-09-13 Aluminum Co Of America Treatment of aluminous dross
US3043678A (en) * 1959-08-12 1962-07-10 Kaiser Aluminium Chem Corp Reclamation of metallic values from aluminous dross
US3999980A (en) * 1975-05-09 1976-12-28 The United States Of America As Represented By The Secretary Of The Interior Fluxless recovery of metallic aluminum from wastes
US4033760A (en) * 1975-10-23 1977-07-05 Alumax Mill Products, Inc. Aluminum dross recovery method
US4040820A (en) * 1976-02-09 1977-08-09 Kaiser Aluminum & Chemical Corporation Processing aluminum skim
DE3427681A1 (de) * 1984-07-27 1986-02-06 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung schichtfoermiger magnetischer aufzeichnungstraeger
CA1255914A (en) * 1987-12-22 1989-06-20 Ghyslain Dube Recovery of non-ferrous metals from dross
US4959100A (en) * 1987-12-22 1990-09-25 Alcan International Limited Recovery of non-ferrous metals from dross
DE69018874D1 (de) * 1989-05-29 1995-06-01 Alcan Int Ltd Verfahren und Anlage zum Schmelzen verunreinigter metallischer Abfälle.
CA2030727C (fr) * 1990-11-23 1993-07-20 Michel G. Drouet Four a arc rotatif pour le traitement des scories d'aluminium
JP3245679B2 (ja) * 1992-02-25 2002-01-15 アーゲーアー アクツイエボラーグ 非鉄金属のドロスからの回収

Also Published As

Publication number Publication date
EP0771364B1 (de) 1998-04-22
WO1996002681A1 (en) 1996-02-01
US5470376A (en) 1995-11-28
DE69502198T2 (de) 1998-08-13
EP0771364A1 (de) 1997-05-07
AU2878395A (en) 1996-02-16
JPH10502704A (ja) 1998-03-10

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation