IN-GROUND PIPELINE MONITORING WITH A FURTHER GROUND ACOUSTIC PARAMATER

Details for Australian Patent Application No. 2002254081 (hide)

Owner GAS RESEARCH INSTITUTE

Inventors LEIS, Brian, N.; KECHTER, George, E.; NARENDRAN, Vangal, K.; FRANCINI, Robert, B.

Pub. Number AU-A-2002254081

PCT Pub. Number WO2002/070947

Priority 09/798,693 02.03.01 US

Filing date 4 March 2002

Wipo publication date 19 September 2002

International Classifications

F17D 005/06 Protection or supervision of installations

G08B 013/16 Burglar, theft, or intruder alarms - Actuation by interference with mechanical vibrations in air or other fluid

G01M 003/24 Investigating fluid tightness of structures - using infrasonic, sonic, or ultrasonic vibrations

Event Publications

13 March 2003 Application Open to Public Inspection

  Published as AU-A-2002254081

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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