Subsea valve actuator having visual manual position indicator connected to a manual override shaft

Details for Australian Patent Application No. 2010309493 (hide)

Owner Vetco Gray Scandinavia AS

Inventors Borchgrevink, Christian; Flidh, Jon

Agent Watermark

Pub. Number AU-A-2010309493

PCT Pub. Number WO2011/048469

Priority 20093189 21.10.09 NO

Filing date 19 October 2010

Wipo publication date 28 April 2011

International Classifications

F16K 37/00 (2006.01) Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given

E21B 21/10 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

Event Publications

17 May 2012 PCT application entered the National Phase

  PCT publication WO2011/048469 Priority application(s): WO2011/048469

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2010309494-Fluid-biased hydraulic control valve with armature piston

2010309492-Method of packaging a membrane for use in a venting valve