Method of leaching copper sulfide ores containing chalcopyrite

Details for Australian Patent Application No. 2007203317 (hide)

Owner JX Nippon Mining & Metals Corporation

Inventors Ohtsuka, Norimasa; Mitarai, Tsuyoshi

Agent Davies Collison Cave

Pub. Number AU-B-2007203317

Priority 2006-204454 27.07.06 JP

Filing date 17 July 2007

Wipo publication date 14 February 2008

Acceptance publication date 21 May 2009

International Classifications

C22B 3/18 (2006.01) Extraction of metal compounds from ores or concentrates by wet processes

C22B 3/08 (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

2 August 2007 Complete Application Filed

  Priority application(s): 2006-204454 27.07.06 JP

14 February 2008 Application Open to Public Inspection

  Published as AU-B-2007203317

21 May 2009 Application Accepted

  Published as AU-B-2007203317

10 September 2009 Opposition Lodged

  BHP Billiton SA Limited has lodged an opposition against Nippon Mining & Metals Co., Ltd.

18 November 2010 Alteration of Name

  The name of the applicant has been altered to JX Nippon Mining & Metals Corporation

5 July 2012 Opposition Proceeding - Application Withdrawn

  The opposition by BHP Billiton SA Limited against JX Nippon Mining & Metals Corporation has been withdrawn.

5 July 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  Application withdrawn under section 141(1). Examination has been requested or report issued for this patent. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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