Method for leaching copper concentrate

Details for Australian Patent Application No. 2002217185 (hide)

Owner Outokumpu Oyj

Inventors Hamalainen, Matti

Agent Griffith Hack

Pub. Number AU-B-2002217185

PCT Pub. Number WO02/50319

Priority 20002802 20.12.00 FI

Filing date 11 December 2001

Wipo publication date 1 July 2002

Acceptance publication date 10 August 2006

International Classifications

C22B 3/12 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 3/10 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 15/00 (2006.01) Obtaining copper

Event Publications

10 August 2006 Application Accepted

  Published as AU-B-2002217185

26 October 2006 Assignment before Grant

  Outokumpu Oyj The application has been assigned to Outokumpu Technology Oy

7 December 2006 Standard Patent Sealed

8 July 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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