Vibratory unit for drilling systems

Details for Australian Patent Application No. 2008346784 (hide)

Owner Longyear TM, Inc.

Inventors Lachance, Anthony; Ibrahim, George; Drenth, Christopher L.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2008346784

PCT Pub. Number WO2009/088769

Priority 61/018,945 04.01.08 US; 12/323,304 25.11.08 US

Filing date 23 December 2008

Wipo publication date 16 July 2009

Acceptance publication date 22 September 2011

International Classifications

E21B 4/02 (2006.01) Drives for drilling, used in the borehole

E21B 4/14 (2006.01) Drives for drilling, used in the borehole

E21B 7/24 (2006.01) Special methods or apparatus for drilling

Event Publications

17 June 2010 PCT application entered the National Phase

  PCT publication WO2009/088769 Priority application(s): WO2009/088769

22 September 2011 Application Accepted

  Published as AU-B-2008346784

19 January 2012 Standard Patent Sealed

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