ORIENTATION SYSTEM AND METHOD FOR USE IN UNDERGROUND MINING AND TUNNEL CONSTRUCTION

Details for Australian Patent Application No. 2003291941 (hide)

Owner RAG AKTIENGESELLSCHAFT

Inventors ROSSMANN, Martin; WIEJACK-SYMANN, Elmar

Pub. Number AU-A-2003291941

PCT Number PCT/DE2003/0038

PCT Pub. Number WO2004/051189

Priority 102 56 806.5 05.12.02 DE

Filing date 20 November 2003

Wipo publication date 23 June 2004

International Classifications

G01C 007/06 Tracing profiles

G01C 021/00 Navigation

G01S 001/02 Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters

E21D 009/00 Tunnels

Event Publications

8 April 2004 Complete Application Filed

  Priority application(s): 102 56 806.5 05.12.02 DE

29 July 2004 Application Open to Public Inspection

  Published as AU-A-2003291941

25 August 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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