Systems and methods for detecting casing collars

Details for Australian Patent Application No. 2002313629 (hide)

Owner Baker Hughes Incorporated

Inventors Willauer, Darrin L.; Mendez, Luis E.; Bridges, James R.

Agent Freehills

Pub. Number AU-B-2002313629

PCT Number PCT/US02/17169

PCT Pub. Number WO2002/099250

Priority 60/343,039 20.12.01 US; 60/295,436 01.06.01 US

Filing date 31 May 2002

Wipo publication date 16 December 2002

Acceptance publication date 7 February 2008

International Classifications

E21B 47/14 (2006.01) Survey of boreholes or wells

E21B 47/09 (2006.01) Survey of boreholes or wells

Event Publications

2 January 2003 Complete Application Filed

  Priority application(s): 60/343,039 20.12.01 US; 60/295,436 01.06.01 US

8 May 2003 Application Open to Public Inspection

  Published as AU-B-2002313629

7 February 2008 Application Accepted

  Published as AU-B-2002313629

5 June 2008 Standard Patent Sealed

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