Subterranean valve operated by string relative movement

Details for Australian Patent Application No. 2010273616 (hide)

Owner Baker Hughes Incorporated

Inventors O'Brien, Robert S.; Rosenblatt, Steve

Agent Freehills

Pub. Number AU-A-2010273616

PCT Pub. Number WO2011/008639

Priority 12/501,421 11.07.09 US

Filing date 9 July 2010

Wipo publication date 20 January 2011

International Classifications

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

E21B 43/12 (2006.01) Obtaining fluids from wells - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

F16K 31/12 (2006.01) Operating means - actuated by fluid

Event Publications

12 January 2012 PCT application entered the National Phase

  PCT publication WO2011/008639 Priority application(s): WO2011/008639

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

2010273625-Bang-bang controller and control method for variable speed wind turbines during abnormal frequency conditions

2010273611-Tube with reverse necking properties