Method and equipment for liquid-liquid extraction

Details for Australian Patent Application No. 2004222534 (hide)

Owner Outokumpu Technology Oy

Inventors Lilja, Launo; Kuusisto, Raimo; Hultholm, Stig-Erik; Lyyra, Juhani; Ekman, Eero; Pekkala, Pertti; Nyman, Bror

Agent Griffith Hack

Pub. Number AU-B-2004222534

PCT Pub. Number WO2004/082797

Priority 20030410 19.03.03 FI

Filing date 15 March 2004

Wipo publication date 30 September 2004

Acceptance publication date 11 June 2009

International Classifications

B01D 11/04 (2006.01) Solvent extraction - of solutions which are liquid

C22B 3/02 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 3/26 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

Event Publications

29 September 2005 PCT application entered the National Phase

  PCT publication WO2004/082797 Priority application(s): WO2004/082797

11 June 2009 Application Accepted

  Published as AU-B-2004222534

8 October 2009 Standard Patent Sealed

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