Method and apparatus for breaking rock

Details for Australian Patent Application No. 2002360866 (hide)

Owner NXCO International Limited

Inventors Van Dyk, Andre

Agent Collison & Co

Pub. Number AU-B-2002360866

PCT Number PCT/ZA02/00208

PCT Pub. Number WO2003/060419

Priority 2001/5460 03.01.02 ZA; 2001/5457 03.01.02 ZA; 2001/5464 03.01.02 ZA; 2001/5459 03.01.02 ZA

Filing date 17 December 2002

Wipo publication date 30 July 2003

Acceptance publication date 22 May 2008

International Classifications

F42D 3/00 (2006.01) Particular applications of blasting techniques

E21C 37/10 (2006.01) Other methods or devices for dislodging with or without loading

F42D 1/08 (2006.01) Blasting methods or apparatus, e.g. for loading or tamping

Event Publications

3 April 2003 Complete Application Filed

  Priority application(s): 2001/5460 03.01.02 ZA; 2001/5457 03.01.02 ZA; 2001/5464 03.01.02 ZA; 2001/5459 03.01.02 ZA

4 September 2003 Application Open to Public Inspection

  Published as AU-B-2002360866

22 May 2008 Application Accepted

  Published as AU-B-2002360866

18 September 2008 Standard Patent Sealed

12 July 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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