Inhibition of the depletion of precious metal values from pregnant lixiviant solutions

Details for Australian Patent Application No. 2003237208 (hide)

Owner GE Betz, Inc.

Inventors Polizzotti, David M.; Perez, Libardo A.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003237208

PCT Number PCT/US03/16184

PCT Pub. Number WO2003/104503

Priority 10/163,700 05.06.02 US; 10/417,910 17.04.03 US

Filing date 22 May 2003

Wipo publication date 22 December 2003

Acceptance publication date 20 November 2008

International Classifications

C22B 11/08 (2006.01) Obtaining noble metals

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

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

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 10/163,700 05.06.02 US; 10/417,910 17.04.03 US

19 February 2004 Application Open to Public Inspection

  Published as AU-B-2003237208

20 November 2008 Application Accepted

  Published as AU-B-2003237208

19 March 2009 Standard Patent Sealed

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