Couplings for rotary drill strings

Details for Australian Patent Application No. 2001272233 (hide)

Owner Haines, T.

Inventors Haines, Todd Andrew

Agent Fisher Adams Kelly

Pub. Number AU-B-2001272233

PCT Pub. Number WO02/08566

Priority PR1765 29.11.00 AU; PR5389 31.05.01 AU; PQ8924 21.07.00 AU

Filing date 23 July 2001

Wipo publication date 5 February 2002

Acceptance publication date 27 October 2005

International Classifications

E21B 017/042 Drilling rods or pipes

Event Publications

27 October 2005 Application Accepted

  Published as AU-B-2001272233

23 February 2006 Standard Patent Sealed

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