METHOD FOR DETERMINING THE POSITION OF A DRILL HEAD IN THE GROUND

Details for Australian Patent Application No. 2003227549 (hide)

Owner TRACTO-TECHNIK GMBH

Inventors BAYER, Hans-Joachim; KOCH, Elmar; RAMEIL, Meinolf

Pub. Number AU-A-2003227549

PCT Number PCT/EP03/03199

PCT Pub. Number WO2003/080996

Priority 102 13 769.2 27.03.02 DE

Filing date 27 March 2003

Wipo publication date 8 October 2003

International Classifications

E21B 047/022 Survey of boreholes or wells

G01S 013/76

G01V 003/12 Electric or magnetic prospecting or detecting - operating with electromagnetic waves

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 102 13 769.2 27.03.02 DE

13 November 2003 Application Open to Public Inspection

  Published as AU-A-2003227549

6 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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