Telecommunication optical cable for gas pipeline application having built-in leakage detecting device

Details for Australian Patent Application No. 2003304519 (hide)

Owner Prysmian Cavi e Sistemi Energia S.r.L.

Inventors Ginocchio, Alessandro; Pizzorno, Massimo; Maritano, Mauro

Agent Davies Collison Cave

Pub. Number AU-B-2003304519

PCT Number PCT/EP2003/0507

PCT Pub. Number WO2005/040883

Filing date 23 October 2003

Wipo publication date 11 May 2005

Acceptance publication date 6 May 2010

International Classifications

G02B 6/44 (2006.01) Light guides - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables

E21B 47/10 (2006.01) Survey of boreholes or wells - Locating fluid leaks, intrusions, or movements

G01K 11/32 (2006.01) Measuring temperature based on physical or chemical changes not covered by group , , , or

G01M 3/04 (2006.01) Investigating fluid tightness of structures - by detecting the presence of fluid at the leakage point

Event Publications

23 June 2005 Complete Application Filed

30 June 2005 Application Open to Public Inspection

  Published as AU-B-2003304519

6 May 2010 Application Accepted

  Published as AU-B-2003304519

2 September 2010 Standard Patent Sealed

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