Process for multiple stage direct electrowinning of copper

Details for Australian Patent Application No. 2004324609 (hide)

Owner Phelps Dodge Corporation

Inventors Thompson, Philip; Bemelmans, Christel M. A.; Brewer, Robert E.; Marsden, John O.; Baughman, David R.; Hazen, Wayne W.; Robertson, Joanna M.

Agent Griffith Hack

Pub. Number AU-B-2004324609

PCT Pub. Number WO2006/049631

Priority 60/623,199 29.10.04 US

Filing date 13 December 2004

Wipo publication date 11 May 2006

Acceptance publication date 21 May 2009

International Classifications

C22B 15/00 (2006.01) Obtaining copper

C25C 1/12 (2006.01) Electrolytic production, recovery or refining of metals by electrolysis of solutions

Event Publications

7 June 2007 PCT application entered the National Phase

  PCT publication WO2006/049631 Priority application(s): WO2006/049631

21 May 2009 Application Accepted

  Published as AU-B-2004324609

17 September 2009 Standard Patent Sealed

3 December 2009 Amendment Made

  The nature of the amendment is: Amend the patentee name from Phelps Dodge Corporation to Freeport-McMoRan Corporation

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