Noise-dampening shield structure for rock drilling apparatus

Details for Australian Patent Application No. 2008235378 (hide)

Owner SANDVIK MINING AND CONSTRUCTION OY

Inventors Haavisto, Ari; Peltola, Seppo

Agent Griffith Hack

Pub. Number AU-B-2008235378

PCT Pub. Number WO2008/122696

Priority 20075231 04.04.07 FI

Filing date 4 April 2008

Wipo publication date 16 October 2008

Acceptance publication date 18 August 2011

International Classifications

E21B 7/02 (2006.01) Special methods or apparatus for drilling - Drilling rigs characterised by means for land transport, e.g. skid mounting or wheel mounting

B25D 17/11 (2006.01) Details of, or accessories for, portable power-driven percussive tools

E21B 15/04 (2006.01) Other equipment or details for drilling

Event Publications

12 November 2009 PCT application entered the National Phase

  PCT publication WO2008/122696 Priority application(s): WO2008/122696

18 August 2011 Application Accepted

  Published as AU-B-2008235378

15 December 2011 Standard Patent Sealed

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