Method and device for drilling holes in the ground or in rock

Details for Australian Patent Application No. 2005228906 (hide)

Owner 'Alwag' Tunnelausbau Gesellschaft M.B.H.

Inventors Egger-Mocivnik, Rene; Mocivnik, Josef

Agent Pizzeys

Pub. Number AU-A-2005228906

PCT Pub. Number WO2005/095752

Priority A 564/2004 30.03.04 AT

Filing date 22 March 2005

Wipo publication date 13 October 2005

International Classifications

E21B 4/16 (2006.01) Drives for drilling, used in the borehole

E21B 4/20 (2006.01) Drives for drilling, used in the borehole

E21B 7/20 (2006.01) Special methods or apparatus for drilling - Driving or forcing casings or pipes into boreholes, e.g. sinking

E21B 17/03 (2006.01) Drilling rods or pipes

Event Publications

12 October 2006 PCT application entered the National Phase

  PCT publication WO2005/095752 Priority application(s): WO2005/095752

19 June 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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