Process of solvent extraction of copper

Details for Australian Patent Application No. 2004258686 (hide)

Owner Sumitomo Metal Mining Co., Ltd.

Inventors Ando, Kouji; Imamura, Masaki; Takeda, Kenji; Kudo, Keiji

Agent Freehills

Pub. Number AU-A-2004258686

Priority 2004-123767 20.04.04 JP

Filing date 13 May 2004

Wipo publication date 3 November 2005

International Classifications

C22B 003/00 Extraction of metal compounds from ores or concentrates by wet processes

C22B 015/00 Obtaining copper

Event Publications

3 November 2005 Application Open to Public Inspection

  Published as AU-A-2004258686

3 November 2005 PCT application entered the National Phase

9 December 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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