Coring bit with uncoupled sleeve

Details for Australian Patent Application No. 2004200129 (hide)

Owner Schlumberger Technology B.V.

Inventors Lauppe, Dean; Tran, Sony; Hill, Bunker M; Harrigan, Edward; Reid, Lennox E., Jr.; Sundquist, Robert Wayne; Contreras, Gary W

Agent Griffith Hack

Pub. Number AU-B-2004200129

Priority 10/248475 22.01.03 US

Filing date 13 January 2004

Wipo publication date 5 August 2004

Acceptance publication date 24 August 2006

International Classifications

E21B 49/06 (2006.01) Testing the nature of borehole walls

E21B 10/02 (2006.01) Drilling tools

Event Publications

29 January 2004 Complete Application Filed

  Priority application(s): 10/248475 22.01.03 US

5 August 2004 Application Open to Public Inspection

  Published as AU-B-2004200129

24 August 2006 Application Accepted

  Published as AU-B-2004200129

4 January 2007 Standard Patent Sealed

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