SELECTIVE RECOVERY OF PRECIOUS METAL(S)

Details for Australian Patent Application No. 2002256571 (hide)

Owner UNISEARCH LIMITED

Inventors LUCIEN, Frank, Paul; LEE, Kenneth, Chung, Keong; RAJASINGAM, Rueben; TRAN, Tam

Pub. Number AU-A-2002256571

PCT Pub. Number WO2002/099144

Priority PR 5526 07.06.01 AU

Filing date 7 June 2002

Wipo publication date 16 December 2002

International Classifications

C22B 003/42 Extraction of metal compounds from ores or concentrates by wet processes

C22B 011/08 Obtaining noble metals

Event Publications

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002256571

24 November 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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