Method and device for drilling a channel

Details for Australian Patent Application No. 2003288232 (hide)

Owner Tracto-Technik GmbH

Inventors Riekes, Andreas; Volkel, Gerhard

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003288232

PCT Number PCT/EP2003/0137

PCT Pub. Number WO2004/053285

Priority 102 57 392.1 06.12.02 DE

Filing date 5 December 2003

Wipo publication date 30 June 2004

Acceptance publication date 26 February 2009

International Classifications

E21B 7/28 (2006.01) Special methods or apparatus for drilling

E21B 7/04 (2006.01) Special methods or apparatus for drilling - Directional drilling

Event Publications

1 April 2004 Complete Application Filed

  Priority application(s): 102 57 392.1 06.12.02 DE

5 August 2004 Application Open to Public Inspection

  Published as AU-B-2003288232

26 February 2009 Application Accepted

  Published as AU-B-2003288232

25 June 2009 Standard Patent Sealed

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