Improved spline stress distribution

Details for Australian Patent Application No. 2010256765 (hide)

Owner Baker Hughes Incorporated

Inventors Brown, Donn J.; Wilson, Brown L.

Agent Freehills

Pub. Number AU-A-2010256765

PCT Pub. Number WO2010/141490

Priority 12/475,685 01.06.09 US

Filing date 1 June 2010

Wipo publication date 9 December 2010

International Classifications

E21B 17/02 (2006.01) Drilling rods or pipes - Couplings

F04B 17/00 (2006.01) Pumps characterised by combination with, or adaptation to, specific driving engines or motors

F04D 29/044 (2006.01) Details, component parts, or accessories

F04D 29/20 (2006.01) Details, component parts, or accessories

Event Publications

15 December 2011 PCT application entered the National Phase

  PCT publication WO2010/141490 Priority application(s): WO2010/141490

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