Selective recovery of cobalt using permanganate

Details for Australian Patent Application No. 2009200219 (hide)

Owner BHP Billiton SSM Development Pty Ltd

Inventors Roche, Eric Girvan

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2009200219

Priority 2008900294 22.01.08 AU

Filing date 20 January 2009

Wipo publication date 6 August 2009

International Classifications

C22B 3/44 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 23/00 (2006.01) Obtaining nickel or cobalt

Event Publications

12 February 2009 Complete Application Filed

  Priority application(s): 2008900294 22.01.08 AU

6 August 2009 Application Open to Public Inspection

  Published as AU-A-2009200219

1 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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