Arrangement for employing drill steel centralizer travelling on feed beam of rock drill machine

Details for Australian Patent Application No. 2008252888 (hide)

Owner SANDVIK MINING AND CONSTRUCTION OY

Inventors Piipponen, Juha

Agent Griffith Hack

Pub. Number AU-B-2008252888

PCT Pub. Number WO2008/142201

Priority 20075361 18.05.07 FI

Filing date 15 May 2008

Wipo publication date 27 November 2008

Acceptance publication date 4 August 2011

International Classifications

E21B 19/24 (2006.01) Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

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

E21B 19/086 (2006.01) Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

Event Publications

24 December 2009 PCT application entered the National Phase

  PCT publication WO2008/142201 Priority application(s): WO2008/142201

4 August 2011 Application Accepted

  Published as AU-B-2008252888

1 December 2011 Standard Patent Sealed

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