Method of determining a transient electromagnetic response of a formation

Details for Australian Patent Application No. 2009219487 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Hagiwara, Teruhiko

Agent Spruson & Ferguson

Pub. Number AU-B-2009219487

PCT Pub. Number WO2009/108596

Priority 61/031,116 25.02.08 US

Filing date 23 February 2009

Wipo publication date 3 September 2009

Acceptance publication date 17 November 2011

International Classifications

G01V 3/08 (2006.01) Electric or magnetic prospecting or detecting - operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices

E21B 47/00 (2006.01) Survey of boreholes or wells

G01V 3/26 (2006.01) Electric or magnetic prospecting or detecting

G01V 3/38 (2006.01) Electric or magnetic prospecting or detecting - Processing data, e.g. for analysis, for interpretation or for correction

Event Publications

19 August 2010 PCT application entered the National Phase

  PCT publication WO2009/108596 Priority application(s): WO2009/108596

17 November 2011 Application Accepted

  Published as AU-B-2009219487

29 March 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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