Motion sensor for noise cancellation in borehole electromagnetic telemetry system

Details for Australian Patent Application No. 2002323069 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Rodney, Paul; Smith, Harrison; Gardner, Wallace

Agent Pizzeys

Pub. Number AU-B-2002323069

PCT Number PCT/US02/25143

PCT Pub. Number WO2003/014525

Priority 09/923,184 06.08.01 US

Filing date 6 August 2002

Wipo publication date 24 February 2003

Acceptance publication date 5 October 2006

International Classifications

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

G01V 3/00 (2006.01) Electric or magnetic prospecting or detecting

H03H 7/30 (2006.01) Multiple-port networks comprising only passive electrical elements as network components - Time-delay networks

H03H 7/40 (2006.01) Multiple-port networks comprising only passive electrical elements as network components

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 09/923,184 06.08.01 US

19 June 2003 Application Open to Public Inspection

  Published as AU-B-2002323069

5 October 2006 Application Accepted

  Published as AU-B-2002323069

1 February 2007 Standard Patent Sealed

4 March 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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