Method for fractional crystallisation of a molten metal

Details for Australian Patent Application No. 2003249902 (hide)

Owner Aleris Switzerland GmbH

Inventors Wouters, Huibrecht Adriaan; De Vries, Paul Alexander

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003249902

PCT Number PCT/EP03/06901

PCT Pub. Number WO2004/005558

Priority 02077682.9 05.07.02 EP

Filing date 27 June 2003

Wipo publication date 23 January 2004

Acceptance publication date 12 June 2008

International Classifications

C22B 21/06 (2006.01) Obtaining aluminium

C22B 7/00 (2006.01) Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof

C22B 9/02 (2006.01) General processes of refining or remelting of metals - Refining by liquating, filtering, centrifuging, distilling or supersonic wave action

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 02077682.9 05.07.02 EP

11 March 2004 Application Open to Public Inspection

  Published as AU-B-2003249902

11 October 2007 Assignment before Grant

  Corus Technolgy BV The application has been assigned to Aleris Switzerland GmbH Assignments before Grant, Section 113

12 June 2008 Application Accepted

  Published as AU-B-2003249902

9 October 2008 Standard Patent Sealed

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