DE2852100A1 - Verfahren und vorrichtung zum entfernen von schlacke - Google Patents

Verfahren und vorrichtung zum entfernen von schlacke

Info

Publication number
DE2852100A1
DE2852100A1 DE19782852100 DE2852100A DE2852100A1 DE 2852100 A1 DE2852100 A1 DE 2852100A1 DE 19782852100 DE19782852100 DE 19782852100 DE 2852100 A DE2852100 A DE 2852100A DE 2852100 A1 DE2852100 A1 DE 2852100A1
Authority
DE
Germany
Prior art keywords
slag
melt
aluminum
trough
molten metal
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.)
Ceased
Application number
DE19782852100
Other languages
German (de)
English (en)
Inventor
Joseph Raymond Herrick
Jan Hendrik Ludwin Van Linden
Ronald Eldon Miller
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.)
Alcoa Corp
Original Assignee
Aluminum Company of America
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 Aluminum Company of America filed Critical Aluminum Company of America
Publication of DE2852100A1 publication Critical patent/DE2852100A1/de
Ceased 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
    • C22B21/06—Obtaining aluminium refining
    • C22B21/064—Obtaining aluminium refining using inert or reactive gases
    • 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
    • C22B21/0038—Obtaining aluminium by other processes
    • C22B21/0069—Obtaining aluminium by other processes from scrap, skimmings or any secondary source aluminium, e.g. recovery of alloy constituents
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • 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
    • F27D3/15—Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1545—Equipment for removing or retaining slag
    • F27D3/1554—Equipment for removing or retaining slag for removing the slag from the surface of the melt
    • F27D3/1572—Equipment for removing or retaining slag for removing the slag from the surface of the melt by suction
    • 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)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Electrolytic Production Of Metals (AREA)
DE19782852100 1977-12-01 1978-11-30 Verfahren und vorrichtung zum entfernen von schlacke Ceased DE2852100A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/856,339 US4191559A (en) 1977-12-01 1977-12-01 Skim removal

Publications (1)

Publication Number Publication Date
DE2852100A1 true DE2852100A1 (de) 1979-07-05

Family

ID=25323366

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782852100 Ceased DE2852100A1 (de) 1977-12-01 1978-11-30 Verfahren und vorrichtung zum entfernen von schlacke

Country Status (6)

Country Link
US (1) US4191559A (enExample)
JP (1) JPS54119313A (enExample)
AU (1) AU516913B2 (enExample)
DE (1) DE2852100A1 (enExample)
FR (1) FR2410679A1 (enExample)
GB (1) GB2009247B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0039035A1 (de) * 1980-04-26 1981-11-04 PREUSSAG - BOLIDEN - BLEI GmbH Vorrichtung zum Entfernen einer auf einem Bad befindlichen Fluidschicht

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356033A (en) * 1980-06-10 1982-10-26 Davey Thomas R A Process for refining metals by drossing procedures
US4456479A (en) * 1982-04-12 1984-06-26 Ralph Harris Vacuum purification of liquid metals
DE3413256A1 (de) * 1984-04-07 1985-10-17 Varta Batterie Ag, 3000 Hannover Vorrichtung zur behandlung von schmelzen aus blei und bleilegierungen
US4540163A (en) * 1984-11-29 1985-09-10 Aluminum Company Of America Press for recovering metal from dross
US4565572A (en) * 1984-11-29 1986-01-21 Aluminum Company Of America Process for recovering metal from aluminum dross
FR2594446A1 (fr) * 1986-02-14 1987-08-21 Siderurgie Fse Inst Rech Lance immergee refroidie d'injection de produit gazeux dans un bain metallique
US4761207A (en) * 1987-04-20 1988-08-02 Aluminum Company Of America Continuous salt-based melting process
US4758316A (en) * 1987-04-20 1988-07-19 Aluminum Company Of America Aluminum-lithium scrap recovery
US4983216A (en) * 1990-02-12 1991-01-08 Aluminum Company Of America Aluminum scrap melting
US4992241A (en) * 1990-03-15 1991-02-12 Alcan International Limited Recycling of metal matrix composites
DE4029396A1 (de) * 1990-09-17 1992-03-19 Vaw Ver Aluminium Werke Ag Vorrichtung zum reinigen von ne-metallschmelzen, insbesondere aluminiumschmelzen
US5080715A (en) * 1990-11-05 1992-01-14 Alcan International Limited Recovering clean metal and particulates from metal matrix composites
US5342429A (en) * 1993-05-05 1994-08-30 Aluminum Company Of America Purification of molten aluminum using upper and lower impellers
US5527381A (en) * 1994-02-04 1996-06-18 Alcan International Limited Gas treatment of molten metals
GB2302100B (en) * 1995-06-13 1998-04-29 Nottingham Metal Recyclers Lim Dross processing apparatus and method
US5813962A (en) * 1996-06-28 1998-09-29 Kawasaki Steel Corporation Forged roll for rolling a seamless steel pipe
NO310115B1 (no) * 1999-09-03 2001-05-21 Norsk Hydro As Utstyr for smeltebehandling
US6948650B2 (en) * 2001-01-12 2005-09-27 Speedline Technologies, Inc. Dross removal and solder reclamation improvements
US6666370B2 (en) 2002-01-18 2003-12-23 Speedline Technologies, Inc. Solder-dross mixture separation method and apparatus
GB0311308D0 (en) * 2003-05-16 2003-06-25 Emp Technologies Ltd Improvements in and relating to metal processing
US20070108673A1 (en) * 2004-05-17 2007-05-17 Emp Technologies Limited Molten metal processing
JP5396879B2 (ja) * 2009-01-23 2014-01-22 株式会社リコー はんだ回収装置
EP3693337A1 (en) 2019-02-05 2020-08-12 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk Onderzoek TNO Use of molten salt to separate carbon from a molten metal catalyst
EP3950294A1 (en) 2020-08-05 2022-02-09 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Melt pyrolysis of hydrocarbon feedstock containing nitrogen and/or hydrogen sulphide
CN118103658A (zh) * 2023-08-17 2024-05-28 浙江海亮股份有限公司 带有搅拌装置的金属熔炉

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227574A (en) * 1965-05-20 1966-01-04 Textile Rubber & Chem Co Tufted scatter rugs with double coated skid-resistant backing and method of preparing same
DE2247737A1 (de) * 1972-09-29 1974-04-18 Metallgesellschaft Ag Verfahren und vorrichtung zur abnahme von festen materialschichten von schmelzfluessigen oberflaechen
DE2545262B1 (de) * 1975-10-09 1976-04-15 Hoesch Werke Ag Verfahren zum abschlacken von metallschmelzen
US3955970A (en) * 1974-04-08 1976-05-11 Aluminum Company Of America Continuous melting of aluminum scrap
DE2263288B2 (de) * 1971-12-27 1976-06-24 Union Carbide Corp Verfahren und vorrichtung zum raffinieren von schmelzfluessigem aluminium
DE2159857B2 (de) * 1970-12-05 1977-07-14 Ausscheidung in 21 66 499 Rolls Royce (1971) Ltd, London Verdichterrotor fuer gasturbinentriebwerke

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043678A (en) * 1959-08-12 1962-07-10 Kaiser Aluminium Chem Corp Reclamation of metallic values from aluminous dross
US3632096A (en) * 1969-07-11 1972-01-04 Republic Steel Corp Apparatus and process for deslagging steel
US3867132A (en) * 1969-07-11 1975-02-18 Republic Steel Corp Method of deslagging molten metal
US3737305A (en) * 1970-12-02 1973-06-05 Aluminum Co Of America Treating molten aluminum
US3770424A (en) * 1971-09-07 1973-11-06 Kaiser Aluminium Chem Corp Process for recovery of aluminum from furnace skim
US3798024A (en) * 1972-07-13 1974-03-19 Reynolds Metals Co Reclamation of aluminous skim
JPS5242882Y2 (enExample) * 1974-07-24 1977-09-29

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227574A (en) * 1965-05-20 1966-01-04 Textile Rubber & Chem Co Tufted scatter rugs with double coated skid-resistant backing and method of preparing same
DE2159857B2 (de) * 1970-12-05 1977-07-14 Ausscheidung in 21 66 499 Rolls Royce (1971) Ltd, London Verdichterrotor fuer gasturbinentriebwerke
DE2263288B2 (de) * 1971-12-27 1976-06-24 Union Carbide Corp Verfahren und vorrichtung zum raffinieren von schmelzfluessigem aluminium
DE2247737A1 (de) * 1972-09-29 1974-04-18 Metallgesellschaft Ag Verfahren und vorrichtung zur abnahme von festen materialschichten von schmelzfluessigen oberflaechen
US3955970A (en) * 1974-04-08 1976-05-11 Aluminum Company Of America Continuous melting of aluminum scrap
DE2545262B1 (de) * 1975-10-09 1976-04-15 Hoesch Werke Ag Verfahren zum abschlacken von metallschmelzen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Tafel. Lehrbuch der Metallhüttenkunde, 1951, Bd. 1, S. 110-112 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0039035A1 (de) * 1980-04-26 1981-11-04 PREUSSAG - BOLIDEN - BLEI GmbH Vorrichtung zum Entfernen einer auf einem Bad befindlichen Fluidschicht

Also Published As

Publication number Publication date
US4191559A (en) 1980-03-04
AU516913B2 (en) 1981-06-25
FR2410679A1 (fr) 1979-06-29
AU4155278A (en) 1979-06-07
FR2410679B1 (enExample) 1983-04-01
JPS6254851B2 (enExample) 1987-11-17
GB2009247B (en) 1982-11-24
GB2009247A (en) 1979-06-13
JPS54119313A (en) 1979-09-17

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Legal Events

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OAP Request for examination filed
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8131 Rejection