Drill bit head for percussion drilling apparatus

Details for Australian Patent Application No. 2009245357 (hide)

Owner Element Six Holding GmbH

Inventors Gerald F. Flynn; Hildebrand, Karl Georg; Lachmann, Frank Friedrich

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2009245357

PCT Pub. Number WO2009/136385

Priority 0808366.9 09.05.08 GB

Filing date 11 May 2009

Wipo publication date 12 November 2009

International Classifications

E21B 10/36 (2006.01) Drilling tools - Percussion drill bits

E21B 10/46 (2006.01) Drilling tools - characterised by wear resisting parts, e.g. diamond inserts

Event Publications

5 August 2010 PCT application entered the National Phase

  PCT publication WO2009/136385 Priority application(s): WO2009/136385

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