CA981912A - Apparatus and process for refining molten aluminum - Google Patents

Apparatus and process for refining molten aluminum

Info

Publication number
CA981912A
CA981912A CA157,154A CA157154A CA981912A CA 981912 A CA981912 A CA 981912A CA 157154 A CA157154 A CA 157154A CA 981912 A CA981912 A CA 981912A
Authority
CA
Canada
Prior art keywords
molten aluminum
refining molten
refining
aluminum
molten
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
CA157,154A
Other versions
CA157154S (en
Inventor
Andrew G. Szekely
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA981912A publication Critical patent/CA981912A/en
Expired 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/2366—Parts; Accessories
    • B01F23/2368—Mixing receptacles, e.g. tanks, vessels or reactors, being completely closed, e.g. hermetically closed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • 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
    • C22B21/066—Treatment of circulating aluminium, e.g. by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23314—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer element

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Accessories For Mixers (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
CA157,154A 1971-12-27 1972-11-22 Apparatus and process for refining molten aluminum Expired CA981912A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21195071A 1971-12-27 1971-12-27

Publications (1)

Publication Number Publication Date
CA981912A true CA981912A (en) 1976-01-20

Family

ID=22788934

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,154A Expired CA981912A (en) 1971-12-27 1972-11-22 Apparatus and process for refining molten aluminum

Country Status (10)

Country Link
US (1) US3743263A (en)
JP (1) JPS5236487B2 (en)
AU (1) AU471539B2 (en)
CA (1) CA981912A (en)
ES (4) ES410033A1 (en)
FR (1) FR2166014B1 (en)
IN (2) IN137552B (en)
IT (1) IT974890B (en)
NO (1) NO134754C (en)
SU (2) SU1068040A3 (en)

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US3839019A (en) * 1972-09-18 1974-10-01 Aluminum Co Of America Purification of aluminum with turbine blade agitation
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GB1400248A (en) * 1972-09-28 1975-07-16 Foseco Int Stopper rods
DE2306398C2 (en) * 1973-02-09 1975-10-09 Wolfgang Prof. Dr.-Ing. 1000 Berlin Wuth Process for the treatment of molten non-ferrous metals, especially copper, by blowing reaction gases
US3904180A (en) * 1973-05-18 1975-09-09 Southwire Co Apparatus for fluxing and filtering of molten metal
US3917242A (en) * 1973-05-18 1975-11-04 Southwire Co Apparatus for fluxing and filtering of molten metal
US3871872A (en) * 1973-05-30 1975-03-18 Union Carbide Corp Method for promoting metallurgical reactions in molten metal
US3972709A (en) * 1973-06-04 1976-08-03 Southwire Company Method for dispersing gas into a molten metal
US4007923A (en) * 1975-07-18 1977-02-15 Southwire Company Molten metal filter
SE7706137L (en) * 1976-06-18 1977-12-19 Union Carbide Corp WAY TO REFINE MELTED METAL
US4040610A (en) * 1976-08-16 1977-08-09 Union Carbide Corporation Apparatus for refining molten metal
US4169584A (en) * 1977-07-18 1979-10-02 The Carborundum Company Gas injection apparatus
JPS5426907A (en) * 1977-08-02 1979-02-28 Rozai Kogyo Kk Mixing method of molten metal in aluminum melting furnace
JPS55105520U (en) * 1979-01-20 1980-07-23
US4203581A (en) * 1979-03-30 1980-05-20 Union Carbide Corporation Apparatus for refining molten aluminum
US4290588A (en) * 1980-04-21 1981-09-22 Union Carbide Corporation Apparatus for refining molten aluminum
US4373704A (en) * 1980-06-12 1983-02-15 Union Carbide Corporation Apparatus for refining molten metal
FR2491954A1 (en) * 1980-10-14 1982-04-16 Pechiney Aluminium DEVICE FOR TREATING A LIQUID METAL BATH BY INJECTING GAS
JPS5731280Y2 (en) * 1981-01-08 1982-07-09
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US4357004A (en) * 1981-07-06 1982-11-02 Union Carbide Corporation Apparatus for refining molten metal
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JPS6078626A (en) * 1983-10-06 1985-05-04 Yokosuka Booto Kk Method and apparatus for dissolving air into liquid
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US5000782A (en) * 1986-11-03 1991-03-19 United Technologies Corporation Powder mixture for making yttrium enriched aluminide coatings
US4714494A (en) * 1986-12-08 1987-12-22 Aluminum Company Of America Trough shear diffusor apparatus for fluxing molten metal and method
US4784374A (en) * 1987-05-14 1988-11-15 Union Carbide Corporation Two-stage aluminum refining vessel
FR2652018B1 (en) * 1989-09-20 1994-03-25 Pechiney Rhenalu DEVICE FOR TREATING WITH GAS FROM A LARGE SURFACE ALUMINUM LIQUID BATH MAINTAINED IN A STATIONARY STATE IN AN OVEN.
US4992241A (en) * 1990-03-15 1991-02-12 Alcan International Limited Recycling of metal matrix composites
US5198180A (en) * 1991-02-19 1993-03-30 Praxair Technology, Inc. Gas dispersion apparatus with rotor and stator for molten aluminum refining
US5234202A (en) * 1991-02-19 1993-08-10 Praxair Technology, Inc. Gas dispersion apparatus for molten aluminum refining
US5158737A (en) * 1991-04-29 1992-10-27 Altec Engineering, Inc. Apparatus for refining molten aluminum
TR27649A (en) * 1992-04-15 1995-06-14 Union Carbide Ind Gases Tech Gas distribution device developed for the disposal of molten aluminum.
US5814126A (en) * 1994-01-12 1998-09-29 Cook; Thomas H. Method and apparatus for producing bright and smooth galvanized coatings
US5527381A (en) * 1994-02-04 1996-06-18 Alcan International Limited Gas treatment of molten metals
US5656235A (en) * 1995-01-27 1997-08-12 Foseco International Limited Through airlock for refining furnance
US5662725A (en) * 1995-05-12 1997-09-02 Cooper; Paul V. System and device for removing impurities from molten metal
US5678807A (en) * 1995-06-13 1997-10-21 Cooper; Paul V. Rotary degasser
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US5718416A (en) * 1996-01-30 1998-02-17 Pyrotek, Inc. Lid and containment vessel for refining molten metal
US5846481A (en) * 1996-02-14 1998-12-08 Tilak; Ravindra V. Molten aluminum refining apparatus
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US5951243A (en) * 1997-07-03 1999-09-14 Cooper; Paul V. Rotor bearing system for molten metal pumps
US6027685A (en) * 1997-10-15 2000-02-22 Cooper; Paul V. Flow-directing device for molten metal pump
US6056803A (en) * 1997-12-24 2000-05-02 Alcan International Limited Injector for gas treatment of molten metals
US6093000A (en) 1998-08-11 2000-07-25 Cooper; Paul V Molten metal pump with monolithic rotor
US6303074B1 (en) 1999-05-14 2001-10-16 Paul V. Cooper Mixed flow rotor for molten metal pumping device
US6398844B1 (en) * 2000-02-07 2002-06-04 Air Products And Chemicals, Inc. Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential
US6682585B2 (en) 2000-02-07 2004-01-27 Air Products And Chemicals, Inc. Refining nonferrous metals and alloys with gases having reduced global warming potential
US6689310B1 (en) 2000-05-12 2004-02-10 Paul V. Cooper Molten metal degassing device and impellers therefor
US6723276B1 (en) 2000-08-28 2004-04-20 Paul V. Cooper Scrap melter and impeller
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FR2851578B1 (en) * 2003-02-25 2007-03-02 Lethiguel DEVICE FOR PURIFYING BY DEGASSING A LIQUID METAL
US7906068B2 (en) 2003-07-14 2011-03-15 Cooper Paul V Support post system for molten metal pump
BRMU8402794U8 (en) * 2004-08-27 2021-10-26 Magnesita Insider Refratarios Ltda Configuration applied to a device for injecting gas and/or gas and powders into liquid metals through a rotating refractory lance
EP1948835B1 (en) * 2005-10-25 2014-12-10 Rio Tinto Alcan International Limited In-line salt refining of molten aluminium alloys
US9156087B2 (en) 2007-06-21 2015-10-13 Molten Metal Equipment Innovations, Llc Molten metal transfer system and rotor
US8613884B2 (en) 2007-06-21 2013-12-24 Paul V. Cooper Launder transfer insert and system
US8337746B2 (en) 2007-06-21 2012-12-25 Cooper Paul V Transferring molten metal from one structure to another
US9409232B2 (en) 2007-06-21 2016-08-09 Molten Metal Equipment Innovations, Llc Molten metal transfer vessel and method of construction
US9205490B2 (en) 2007-06-21 2015-12-08 Molten Metal Equipment Innovations, Llc Transfer well system and method for making same
US9643247B2 (en) 2007-06-21 2017-05-09 Molten Metal Equipment Innovations, Llc Molten metal transfer and degassing system
US8366993B2 (en) 2007-06-21 2013-02-05 Cooper Paul V System and method for degassing molten metal
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US8444911B2 (en) 2009-08-07 2013-05-21 Paul V. Cooper Shaft and post tensioning device
US8714914B2 (en) 2009-09-08 2014-05-06 Paul V. Cooper Molten metal pump filter
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US10947980B2 (en) 2015-02-02 2021-03-16 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened blade tips
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Also Published As

Publication number Publication date
FR2166014B1 (en) 1975-03-28
JPS4873314A (en) 1973-10-03
ES439938A1 (en) 1977-03-01
IN140212B (en) 1976-09-25
JPS5236487B2 (en) 1977-09-16
IT974890B (en) 1974-07-10
AU4943672A (en) 1974-05-30
ES414722A1 (en) 1976-06-16
NO134754C (en) 1976-12-08
SU1068040A3 (en) 1984-01-15
SU982546A3 (en) 1982-12-15
AU471539B2 (en) 1976-04-29
US3743263A (en) 1973-07-03
DE2263288B2 (en) 1976-06-24
IN137552B (en) 1975-08-16
FR2166014A1 (en) 1973-08-10
NO134754B (en) 1976-08-30
ES410033A1 (en) 1975-12-01
DE2263288A1 (en) 1973-07-12
ES414721A1 (en) 1976-02-01

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