NO128448B - - Google Patents

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Publication number
NO128448B
NO128448B NO04811/69A NO481169A NO128448B NO 128448 B NO128448 B NO 128448B NO 04811/69 A NO04811/69 A NO 04811/69A NO 481169 A NO481169 A NO 481169A NO 128448 B NO128448 B NO 128448B
Authority
NO
Norway
Prior art keywords
crystals
metal
solidification
melting point
purification
Prior art date
Application number
NO04811/69A
Other languages
English (en)
Norwegian (no)
Inventor
M Ferber
M Wintenberger
Original Assignee
Co Pechiney
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 Co Pechiney filed Critical Co Pechiney
Publication of NO128448B publication Critical patent/NO128448B/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00Obtaining aluminium
    • C22B21/06Obtaining aluminium refining
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/02Elements
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B33/00After-treatment of single crystals or homogeneous polycrystalline material with defined structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
NO04811/69A 1968-12-06 1969-12-05 NO128448B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR176897 1968-12-06

Publications (1)

Publication Number Publication Date
NO128448B true NO128448B (xx) 1973-11-19

Family

ID=8657919

Family Applications (1)

Application Number Title Priority Date Filing Date
NO04811/69A NO128448B (xx) 1968-12-06 1969-12-05

Country Status (14)

Country Link
US (1) US3671229A (xx)
JP (1) JPS5020536B1 (xx)
AT (1) AT304888B (xx)
BE (1) BE742681A (xx)
CH (1) CH520771A (xx)
DE (1) DE1960999C3 (xx)
ES (1) ES374265A1 (xx)
FR (1) FR1594154A (xx)
GB (1) GB1292297A (xx)
LU (1) LU59952A1 (xx)
NL (1) NL164325C (xx)
NO (1) NO128448B (xx)
SE (1) SE370085B (xx)
ZA (1) ZA698478B (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4133517A (en) * 1974-09-30 1979-01-09 Commonwealth Scientific And Industrial Research Organization Continuous reflux refining of metals
CA1048790A (en) * 1974-09-30 1979-02-20 Graeme W. Walters Continuous reflux refining of metals
DE2965262D1 (en) * 1978-03-08 1983-06-01 Massachusetts Inst Technology A process for refining a non-eutectic metal alloy
US4221590A (en) * 1978-12-26 1980-09-09 Aluminum Company Of America Fractional crystallization process
NO158107C (no) * 1979-10-09 1988-07-13 Showa Aluminium Co Ltd Fremgangsmaate ved smelting av aluminium.
US4595734A (en) * 1980-02-04 1986-06-17 Interplastic Corporation Molding compositions
FR2524489A1 (fr) * 1982-03-30 1983-10-07 Pechiney Aluminium Procede de purification de metaux par segregation
FR2524490B1 (fr) * 1982-03-31 1988-05-13 Pechiney Aluminium Procede d'obtention d'aluminium de tres haute purete en elements eutectiques
EP0099948B1 (en) * 1982-07-28 1986-11-20 Showa Aluminum Corporation Process for producing high-purity aluminum
US4469512A (en) * 1982-07-29 1984-09-04 Showa Aluminum Corporation Process for producing high-purity aluminum
FR2564485B1 (fr) * 1984-05-17 1986-08-14 Pechiney Aluminium Procede de purification en continu de metaux par cristallisation fractionnee sur un cylindre tournant
US4734127A (en) * 1984-10-02 1988-03-29 Nippon Light Metal Co., Ltd. Process and apparatus for refining aluminum
FR2592663B1 (fr) * 1986-01-06 1992-07-24 Pechiney Aluminium Procede ameliore de purification de metaux par cristallisation fractionnee
DE3627624A1 (de) * 1986-08-14 1988-02-18 Bayer Ag Verfahren zur herstellung von kohlenstoffarmem silicium
FR2633640B1 (xx) * 1988-07-01 1991-04-19 Pechiney Aluminium
FR2708000B1 (fr) * 1993-07-22 1995-08-25 Pechiney Aluminium Aluminium électroraffiné à basse teneur en uranium, thorium et terres rares.
EP1288319B1 (en) * 2001-09-03 2004-06-30 Corus Technology BV Method for the purification of an aluminium alloy
NL1019105C2 (nl) 2001-10-03 2003-04-04 Corus Technology B V Werkwijze en inrichting voor het beheersen van het aandeel kristallen in een vloeistof-kristalmengsel.
EP1380658A1 (en) * 2002-07-05 2004-01-14 Corus Technology BV Method for fractional crystallisation of a molten metal
EP1380659A1 (en) 2002-07-05 2004-01-14 Corus Technology BV Method for fractional crystallisation of a metal
WO2005049875A1 (en) 2003-11-19 2005-06-02 Corus Technology Bv Method of cooling molten metal during fractional crystallisation
ZA200607288B (en) 2004-03-19 2008-05-28 Alex S Switzerland Gmbh Method for the purification of a molten metal
NL1029612C2 (nl) * 2005-07-26 2007-01-29 Corus Technology B V Werkwijze voor het analyseren van vloeibaar metaal en inrichting voor gebruik daarbij.
ATE505565T1 (de) 2006-06-22 2011-04-15 Aleris Switzerland Gmbh Verfahren zur trennung von schmelzflüssigem aluminium und festen einschlüssen
EP2032725B1 (en) 2006-06-28 2010-07-28 Aleris Switzerland GmbH Crystallisation method for the purification of a molten metal, in particular recycled aluminium
ATE503030T1 (de) 2006-07-07 2011-04-15 Aleris Switzerland Gmbh Verfahren zur metallreinigung und abtrennung von gereinigtem metall aus einer metallmutterflüssigkeit wie aluminiumschmelze

Also Published As

Publication number Publication date
ES374265A1 (es) 1971-12-16
NL164325B (nl) 1980-07-15
CH520771A (fr) 1972-03-31
ZA698478B (en) 1971-01-27
DE1960999C3 (de) 1975-08-14
NL6918328A (xx) 1970-06-09
GB1292297A (en) 1972-10-11
LU59952A1 (xx) 1970-06-09
NL164325C (nl) 1980-12-15
US3671229A (en) 1972-06-20
DE1960999A1 (de) 1970-06-25
DE1960999B2 (de) 1975-01-09
JPS5020536B1 (xx) 1975-07-16
AT304888B (de) 1973-01-25
FR1594154A (xx) 1970-06-01
BE742681A (xx) 1970-06-05
SE370085B (xx) 1974-09-30

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