Drilling Tool

Details for Australian Patent Application No. 2009222619 (hide)

Owner ReedHycalog UK Limited

Inventors Chafai, Ridha

Agent Fraser Old & Sohn

Pub. Number AU-A-2009222619

Priority 0818493.9 09.10.08 GB

Filing date 8 October 2009

Wipo publication date 29 April 2010

International Classifications

E21B 10/26 (2006.01) Drilling tools - Drill bits with leading portion, i.e. drill bits with a pilot cutter

E21B 10/43 (2006.01) Drilling tools

Event Publications

22 October 2009 Complete Application Filed

  Priority application(s): 0818493.9 09.10.08 GB

29 April 2010 Application Open to Public Inspection

  Published as AU-A-2009222619

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