Method and device for drilling, particularly percussion or rotary percussion drilling, a hole in soil or rock material

Details for Australian Patent Application No. 2006251842 (hide)

Owner Alwag Tunnelausbau Gesellschaft M.B.H.

Inventors Karpellus, Walter; Bohm, Karl; Wagner, Alfred

Agent Pizzeys

Pub. Number AU-A-2006251842

PCT Pub. Number WO2006/125242

Priority A 912/2005 27.05.05 AT

Filing date 26 May 2006

Wipo publication date 30 November 2006

International Classifications

E21D 21/00 (2006.01) Anchoring-bolts for roof, floor, or shaft-lining protection

Event Publications

8 November 2007 PCT application entered the National Phase

  PCT publication WO2006/125242 Priority application(s): WO2006/125242

22 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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