CA1220351A - Melting scrap metal and ingestion of solids in molten metal - Google Patents

Melting scrap metal and ingestion of solids in molten metal

Info

Publication number
CA1220351A
CA1220351A CA000450200A CA450200A CA1220351A CA 1220351 A CA1220351 A CA 1220351A CA 000450200 A CA000450200 A CA 000450200A CA 450200 A CA450200 A CA 450200A CA 1220351 A CA1220351 A CA 1220351A
Authority
CA
Canada
Prior art keywords
molten metal
metal
chamber
baffle
submergence
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.)
Expired
Application number
CA000450200A
Other languages
English (en)
French (fr)
Inventor
John F. Evans
Pervez J.F. Bamji
Nigel P. Fitzpatrick
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
Application granted granted Critical
Publication of CA1220351A publication Critical patent/CA1220351A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/34—Arrangements for circulation of melts
    • 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
    • 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
    • C22B7/001—Dry processes
    • C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
    • F27B3/04—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces of multiple-hearth type; of multiple-chamber type; Combinations of hearth-type furnaces
    • F27B3/045—Multiple chambers, e.g. one of which is used for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0054—Means to move molten metal, e.g. electromagnetic pump
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
    • H05B2213/02—Stirring of melted material in melting furnaces
    • 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
    • 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
    • Y02P10/25—Process efficiency
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S266/00—Metallurgical apparatus
    • Y10S266/901—Scrap metal preheating or melting

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Processing Of Solid Wastes (AREA)
  • Furnace Details (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA000450200A 1983-03-28 1984-03-22 Melting scrap metal and ingestion of solids in molten metal Expired CA1220351A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8308449 1983-03-28
GB8308449A GB8308449D0 (en) 1983-03-28 1983-03-28 Melting scrap metal

Publications (1)

Publication Number Publication Date
CA1220351A true CA1220351A (en) 1987-04-14

Family

ID=10540332

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000450200A Expired CA1220351A (en) 1983-03-28 1984-03-22 Melting scrap metal and ingestion of solids in molten metal

Country Status (11)

Country Link
US (2) US4589637A (enExample)
EP (1) EP0120684B1 (enExample)
JP (1) JPS59185742A (enExample)
AT (1) ATE32237T1 (enExample)
AU (1) AU571865B2 (enExample)
BR (1) BR8401403A (enExample)
CA (1) CA1220351A (enExample)
DE (1) DE3469040D1 (enExample)
ES (1) ES531012A0 (enExample)
GB (1) GB8308449D0 (enExample)
ZA (1) ZA842066B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598899A (en) * 1984-07-10 1986-07-08 Kennecott Corporation Light gauge metal scrap melting system
CA1328563C (en) * 1986-06-12 1994-04-19 Paul Metz Method of treating metal melts and apparatus for carrying out the method
WO1990011379A1 (fr) * 1989-03-17 1990-10-04 Fiziko-Tekhnichesky Institut Akademii Nauk Belorusskoi Ssr Procede et installation de traitement de mitraille d'aluminium et de ses alliages
FR2672620A1 (fr) * 1991-02-11 1992-08-14 Thermco Procede et installation de recuperation par fusion de metaux non ferreux sous forme divisee.
BR9204817A (pt) * 1991-03-27 1993-07-13 Kawasaki Steel Co Sistema para a remocao de substancia estranha nao metalica em metal em fusao
JP3299332B2 (ja) * 1992-04-24 2002-07-08 株式会社宮本工業所 アルミニウム合金の廃材溶解装置
GB9217802D0 (en) * 1992-08-21 1992-10-07 Cookson Aluminium Ltd A furnace
GB2285588B (en) * 1994-01-17 1997-04-30 Ea Tech Ltd Method and apparatus for mixing a metal matrix composite
DE19839670A1 (de) * 1998-09-01 2000-03-02 Induga Industrieoefen Und Gies Verfahren zur kontinuierlichen Herstellung von Metall-Legierungen
DE19939782C1 (de) * 1999-08-21 2001-05-17 Schott Glas Vorrichtung und Verfahren zum Erschmelzen oder Läutern von Gläsern oder Glaskeramiken
AU2003275923B2 (en) * 2002-06-15 2008-11-13 Solios Thermal Limited Electromagnetic induction apparatus and method of treatment of molten materials
GB0213848D0 (en) * 2002-06-15 2002-07-24 Stein Atkinson Strody Ltd Furnace
EP2009121B1 (en) * 2006-01-26 2014-10-22 Digimet 2013 Sl Waste treatment method
WO2015044878A1 (en) * 2013-09-25 2015-04-02 Louis Johannes Fourie An induction furnace and a method of operating it
GB2536185A (en) * 2014-08-08 2016-09-14 Fives Solios Ltd Method and apparatus for submerging materials into a molten material bath

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1329051A (fr) * 1962-04-27 1963-06-07 Perfectionnements aux fours à sole pour métaux à basse température de fusion
AU422827B2 (en) * 1967-10-03 1972-03-28 Monzino Riotinto Of Australia Limited Continuous degassing of metals
US3579324A (en) * 1968-11-18 1971-05-18 Inductotherm Corp Method for induction melting of fine particles
SE342900B (enExample) * 1970-06-10 1972-02-21 Graenges Essem Ab
DE2102747A1 (en) * 1971-01-21 1972-08-03 Bbc Brown Boveri & Cie Steel prodn from sponge iron - with stirring induced by wandering magnetic field
DE2355951A1 (de) * 1973-11-09 1975-05-22 Gottschol Metallwerke Kg Verfahren und vorrichtung zur aufarbeitung von nichteisenmetall-abfaellen wie kraetzen, schrotte, schlacken und aschen, insbesondere von aluminium-kraetze
FR2280284A1 (fr) * 1974-07-25 1976-02-20 Electricite De France Perfectionnements aux fours electriques de fusion par induction
US4099960A (en) * 1975-02-19 1978-07-11 Demag A.G. Method of smelting metallic material, particularly iron sponge
US4375885A (en) * 1980-02-13 1983-03-08 Shinko Electric Co., Ltd. Reverberatory furnace
US4286985A (en) * 1980-03-31 1981-09-01 Aluminum Company Of America Vortex melting system
FR2517919A1 (fr) * 1981-12-08 1983-06-10 Pechiney Aluminium Dispositif de chauffage et/ou de brassage et/ou de transfert de metaux a l'etat liquide

Also Published As

Publication number Publication date
US4704162A (en) 1987-11-03
ATE32237T1 (de) 1988-02-15
JPS59185742A (ja) 1984-10-22
EP0120684B1 (en) 1988-01-27
AU571865B2 (en) 1988-04-28
AU2620784A (en) 1984-10-04
BR8401403A (pt) 1984-11-06
ES8506483A1 (es) 1985-07-16
ZA842066B (en) 1984-11-28
EP0120684A1 (en) 1984-10-03
US4589637A (en) 1986-05-20
GB8308449D0 (en) 1983-05-05
JPH0132294B2 (enExample) 1989-06-30
DE3469040D1 (en) 1988-03-03
ES531012A0 (es) 1985-07-16

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Legal Events

Date Code Title Description
MKEX Expiry