A ground drilling hammer and the driving method

Details for Australian Patent Application No. 2005312495 (hide)

Owner Lim, B.

Inventors Lim, Byung-duk

Agent Baldwins

Pub. Number AU-A-2005312495

PCT Pub. Number WO2006/062309

Priority 10-2005-0111836 22.11.05 KR; 10-2005-0029503 08.04.05 KR; 10-2004-0102256 07.12.04 KR

Filing date 1 December 2005

Wipo publication date 15 June 2006

International Classifications

E21B 1/30 (2006.01) Methods or apparatus for drilling

Event Publications

28 June 2007 PCT application entered the National Phase

  PCT publication WO2006/062309 Priority application(s): WO2006/062309

30 June 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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