SUBSEA DRILLING RISER DISCONNECT SYSTEM AND METHOD

Details for Australian Patent Application No. 2002257806 (hide)

Owner SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

Inventors AZANCOT, Peter, Eric

Pub. Number AU-A-2002257806

PCT Pub. Number WO2002/088516

Priority 60/287,358 30.04.01 US

Filing date 26 April 2002

Wipo publication date 11 November 2002

International Classifications

E21B 033/038 Sealing or packing boreholes or wells

E21B 033/064 Sealing or packing boreholes or wells

E21B 033/035 Sealing or packing boreholes or wells

E21B 047/14 Survey of boreholes or wells

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002257806

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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