ZA200409496B - Method for fractional crystallisation of a molten metal. - Google Patents

Method for fractional crystallisation of a molten metal.

Info

Publication number
ZA200409496B
ZA200409496B ZA200409496A ZA200409496A ZA200409496B ZA 200409496 B ZA200409496 B ZA 200409496B ZA 200409496 A ZA200409496 A ZA 200409496A ZA 200409496 A ZA200409496 A ZA 200409496A ZA 200409496 B ZA200409496 B ZA 200409496B
Authority
ZA
South Africa
Prior art keywords
molten metal
fractional crystallisation
layer
partially solidified
solidified molten
Prior art date
Application number
ZA200409496A
Other languages
English (en)
Inventor
Pul Alexancer De Vries
Huibrecht Adriaan Wouters
Original Assignee
Corus Technology Bv
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 Corus Technology Bv filed Critical Corus Technology Bv
Publication of ZA200409496B publication Critical patent/ZA200409496B/xx

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
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • 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
    • 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
    • C22B7/004—Dry processes separating two or more metals by melting out (liquation), i.e. heating above the temperature of the lower melting metal component(s); by fractional crystallisation (controlled freezing)
    • 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)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Processing Of Solid Wastes (AREA)
ZA200409496A 2002-07-05 2004-11-24 Method for fractional crystallisation of a molten metal. ZA200409496B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20020077682 EP1380658A1 (en) 2002-07-05 2002-07-05 Method for fractional crystallisation of a molten metal

Publications (1)

Publication Number Publication Date
ZA200409496B true ZA200409496B (en) 2006-02-22

Family

ID=29724518

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200409496A ZA200409496B (en) 2002-07-05 2004-11-24 Method for fractional crystallisation of a molten metal.

Country Status (14)

Country Link
US (1) US7419530B2 (xx)
EP (2) EP1380658A1 (xx)
JP (1) JP4484699B2 (xx)
CN (1) CN100343402C (xx)
AT (1) ATE310834T1 (xx)
AU (1) AU2003249902B2 (xx)
BR (1) BR0312403A (xx)
CA (1) CA2491644C (xx)
DE (1) DE60302465T2 (xx)
DK (1) DK1520052T3 (xx)
ES (1) ES2250912T3 (xx)
NZ (1) NZ536771A (xx)
WO (1) WO2004005558A1 (xx)
ZA (1) ZA200409496B (xx)

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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.
EP1380659A1 (en) 2002-07-05 2004-01-14 Corus Technology BV Method for fractional crystallisation of a metal
JP2004162139A (ja) * 2002-11-14 2004-06-10 Seiji Akatsu 金属の分別回収方法およびこの方法に用いる金属析出炉
BRPI0416685B1 (pt) 2003-11-19 2013-07-09 método para resfriar um metal fundido no máximo parcialmente solidificado durante a cristalização fracionária
JP5184075B2 (ja) 2004-03-19 2013-04-17 アレリス、スウィッツァーランド、ゲゼルシャフト、ミット、ベシュレンクテル、ハフツング 溶融金属の精製方法
WO2007147587A1 (en) 2006-06-22 2007-12-27 Aleris Switzerland Gmbh Method for the separation of molten aluminium and solid inclusions
FR2902800B1 (fr) 2006-06-23 2008-08-22 Alcan Rhenalu Sa Procede de recyclage de scrap en alliage d'aluminium provenant de l'industrie aeronautique
EP2032725B1 (en) 2006-06-28 2010-07-28 Aleris Switzerland GmbH Crystallisation method for the purification of a molten metal, in particular recycled aluminium
AU2007271340B2 (en) 2006-07-07 2011-09-01 Aleris Switzerland Gmbh Method and device for metal purification and separation of purified metal from a metal mother liquid such as aluminium
US11648549B2 (en) 2018-11-29 2023-05-16 Corning Incorporated Ion exchange systems and methods for ion exchanging glass articles
CA3189902A1 (en) 2020-08-17 2022-02-24 Corning Incorporated Systems and methods for recycling waste ion exchange materials
EP4257228A1 (en) * 2022-04-04 2023-10-11 Renaissance Fusion Isotopic separation of lithium
WO2023194368A1 (en) * 2022-04-04 2023-10-12 Renaissance Fusion Isotopic separation of lithium
EP4257227A1 (en) * 2022-04-04 2023-10-11 Renaissance Fusion Device and method for extraction of lithium hydrides

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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.
EP1380659A1 (en) 2002-07-05 2004-01-14 Corus Technology BV Method for fractional crystallisation of a metal
BRPI0416685B1 (pt) 2003-11-19 2013-07-09 método para resfriar um metal fundido no máximo parcialmente solidificado durante a cristalização fracionária
JP5184075B2 (ja) 2004-03-19 2013-04-17 アレリス、スウィッツァーランド、ゲゼルシャフト、ミット、ベシュレンクテル、ハフツング 溶融金属の精製方法
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Also Published As

Publication number Publication date
EP1520052A1 (en) 2005-04-06
WO2004005558A1 (en) 2004-01-15
US7419530B2 (en) 2008-09-02
BR0312403A (pt) 2005-04-26
NZ536771A (en) 2006-08-31
DK1520052T3 (da) 2006-02-13
CA2491644A1 (en) 2004-01-15
DE60302465T2 (de) 2006-07-27
US20060162491A1 (en) 2006-07-27
EP1380658A1 (en) 2004-01-14
EP1520052B1 (en) 2005-11-23
AU2003249902A1 (en) 2004-01-23
DE60302465D1 (de) 2005-12-29
JP4484699B2 (ja) 2010-06-16
ATE310834T1 (de) 2005-12-15
CN100343402C (zh) 2007-10-17
JP2005536632A (ja) 2005-12-02
ES2250912T3 (es) 2006-04-16
AU2003249902B2 (en) 2008-06-12
CN1665945A (zh) 2005-09-07
CA2491644C (en) 2009-09-01

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