Method for extracting copper from leach solutions at elevated temperatures

Details for Australian Patent Application No. 2004242077 (hide)

Owner Cognis Corporation

Inventors Kordosky, Gary A.; Virnig, Michael J.; Sudderth, R. Brantley

Agent Watermark

Pub. Number AU-A-2004242077

PCT Pub. Number WO2004/104238

Priority 10/829,597 22.04.04 US; 60/470,657 15.05.03 US

Filing date 27 April 2004

Wipo publication date 2 December 2004

International Classifications

C22B 015/00 Obtaining copper

Event Publications

1 December 2005 PCT application entered the National Phase

  PCT publication WO2004/104238 Priority application(s): WO2004/104238

29 November 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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