Well tool having magnetically coupled position sensor

Details for Australian Patent Application No. 2006336317 (hide)

Owner WellDynamics, Inc.

Inventors Gissler, Robert W.

Agent Callinan

Pub. Number AU-B-2006336317

PCT Pub. Number WO2007/084132

Filing date 23 January 2006

Wipo publication date 26 July 2007

Acceptance publication date 11 November 2010

International Classifications

E21B 34/00 (2006.01) Valve arrangements for boreholes or wells

G01B 7/14 (2006.01) Measuring arrangements characterised by the use of electric or magnetic means - for measuring distance or clearance between spaced objects or spaced apertures

E21B 43/119 (2006.01) Obtaining fluids from wells

Event Publications

4 September 2008 PCT application entered the National Phase

  PCT publication WO2007/084132 Priority application(s): WO2007/084132

11 November 2010 Application Accepted

  Published as AU-B-2006336317

10 March 2011 Standard Patent Sealed

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