Aluminium electrowinning cells with metal-based anodes

Details for Australian Patent Application No. 2004213650 (hide)

Owner Moltech Invent S.A.

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

Agent Callinan

Pub. Number AU-B-2004213650

PCT Pub. Number WO2004/074549

Priority PCT/IB03/00662 20.02.03 IB

Filing date 18 February 2004

Wipo publication date 2 September 2004

Acceptance publication date 11 February 2010

International Classifications

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

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

Event Publications

26 May 2005 PCT application entered the National Phase

  PCT publication WO2004/074549 Priority application(s): WO2004/074549

11 February 2010 Application Accepted

  Published as AU-B-2004213650

10 June 2010 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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