"Valve assembly"

Details for Australian Patent Application No. 2008326227 (hide)

Owner Petrowell Limited

Inventors Harman, Davidson; Patton, Damien Gerard

Agent Wrays

Pub. Number AU-A-2008326227

PCT Pub. Number WO2009/060233

Priority 0721746.6 06.11.07 GB

Filing date 5 November 2008

Wipo publication date 14 May 2009

International Classifications

E21B 34/10 (2006.01) Valve arrangements for boreholes or wells

F16K 15/03 (2006.01) Functional types

Event Publications

29 April 2010 PCT application entered the National Phase

  PCT publication WO2009/060233 Priority application(s): WO2009/060233

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