Aluminium electrowinning cells with metal-based anodes

Details for Australian Patent Application No. 2003269385 (hide)

Owner Moltech Invent S.A.

Inventors Duruz, Jean-Jacques; De Nora, Vittorio; Nguyen, Thinh T.

Agent Callinan

Pub. Number AU-B-2003269385

PCT Number PCT/IB03/04649

PCT Pub. Number WO2004/035871

Priority PCT/IB02/04059 18.10.02 IB

Filing date 17 October 2003

Wipo publication date 4 May 2004

Acceptance publication date 4 June 2009

International Classifications

C25C 3/18 (2006.01) Electrolytic production, recovery or refining of metals by electrolysis of melts

C25C 3/12 (2006.01) Electrolytic production, recovery or refining of metals by electrolysis of melts

C25C 7/02 (2006.01) Constructional parts, or assemblies thereof, of cells

Event Publications

15 January 2004 Complete Application Filed

  Priority application(s): PCT/IB02/04059 18.10.02 IB

10 June 2004 Application Open to Public Inspection

  Published as AU-B-2003269385

4 June 2009 Application Accepted

  Published as AU-B-2003269385

1 October 2009 Standard Patent Sealed

4 November 2010 Assignment Registered

  Moltech Invent S.A. The patent has been assigned to Rio Tinto Alcan International Limited

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