Monitoring system for well casing

Details for Australian Patent Application No. 2009285803 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Albrecht, Michele Scott; Pearce, Jeremiah Glen; Rambow, Frederick Henry Kreisler; Stewart, David Ralph

Agent Spruson & Ferguson

Pub. Number AU-B-2009285803

PCT Pub. Number WO2010/025159

Priority 61/092,168 27.08.08 US

Filing date 26 August 2009

Wipo publication date 4 March 2010

Acceptance publication date 19 April 2012

International Classifications

E21B 44/00 (2006.01) Automatic control

E21B 47/00 (2012.01) Survey of boreholes or wells

E21B 47/01 (2012.01) Survey of boreholes or wells

Event Publications

24 February 2011 PCT application entered the National Phase

  PCT publication WO2010/025159 Priority application(s): WO2010/025159

19 April 2012 Application Accepted

  Published as AU-B-2009285803

16 August 2012 Standard Patent Sealed

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