Drill string component, wear protection component and cutter head for use in a rock drilling process

Details for Australian Patent Application No. 2005215570 (hide)

Owner Atlas Copco Rock Drills AB

Inventors Hartwig, Sverker

Agent Watermark

Pub. Number AU-A-2005215570

PCT Pub. Number WO2005/080743

Priority 0400402-4 20.02.04 SE

Filing date 31 January 2005

Wipo publication date 1 September 2005

International Classifications

E21B 17/10 (2006.01) Drilling rods or pipes

E21B 17/18 (2006.01) Drilling rods or pipes

E21B 21/12 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

Event Publications

7 September 2006 PCT application entered the National Phase

  PCT publication WO2005/080743 Priority application(s): WO2005/080743

5 June 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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