Designing drilling pattern for excavating rock cavern

Details for Australian Patent Application No. 2007337962 (hide)

Owner SANDVIK MINING AND CONSTRUCTION OY

Inventors Keskinen, Martti

Agent Griffith Hack

Pub. Number AU-B-2007337962

PCT Pub. Number WO2008/078002

Priority 20075118 19.02.07 FI; 20065854 22.12.06 FI; 20065851 22.12.06 FI

Filing date 20 December 2007

Wipo publication date 3 July 2008

Acceptance publication date 18 November 2010

International Classifications

E21B 44/00 (2006.01) Automatic control

E21D 9/00 (2006.01) Tunnels

F42D 3/04 (2006.01) Particular applications of blasting techniques

Event Publications

30 July 2009 PCT application entered the National Phase

  PCT publication WO2008/078002 Priority application(s): WO2008/078002

18 November 2010 Application Accepted

  Published as AU-B-2007337962

17 March 2011 Standard Patent Sealed

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