Extraction process for metals like gold and platinum including fine grinding, pulping and oxygenating

Details for Australian Patent Application No. 2005315314 (hide)

Owner Maelgwyn Mineral Services Africa (Proprietary) Limited

Inventors Tinniswood, Brian; Imhof, Rainer; Battersby, Michael; Singh, Adrian

Agent Wrays

Pub. Number AU-B-2005315314

PCT Pub. Number WO2006/064350

Priority 2004/10146 15.12.04 ZA

Filing date 15 December 2005

Wipo publication date 22 June 2006

Acceptance publication date 23 December 2010

International Classifications

C22B 1/00 (2006.01) Preliminary treatment of ores or scrap

C22B 3/00 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 3/04 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 11/00 (2006.01) Obtaining noble metals

C22B 11/08 (2006.01) Obtaining noble metals

Event Publications

2 August 2007 PCT application entered the National Phase

  PCT publication WO2006/064350 Priority application(s): WO2006/064350

23 December 2010 Application Accepted

  Published as AU-B-2005315314

21 April 2011 Standard Patent Sealed

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