Aluminium electrowinning cells with sloping foraminate oxygen-evolving anodes

Details for Australian Patent Application No. 2002324302 (hide)

Owner Moltech Invent S.A.

Inventors De Nora, Vittorio

Agent Callinan

Pub. Number AU-B-2002324302

PCT Number PCT/IB02/03518

PCT Pub. Number WO2003/023092

Priority PCT/IB01/01632 07.09.01 IB

Filing date 29 August 2002

Wipo publication date 24 March 2003

Acceptance publication date 10 January 2008

International Classifications

C25C 3/08 (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

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): PCT/IB01/01632 07.09.01 IB

19 June 2003 Application Open to Public Inspection

  Published as AU-B-2002324302

10 January 2008 Application Accepted

  Published as AU-B-2002324302

8 May 2008 Standard Patent Sealed

23 December 2010 Assignment Registered

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

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