Liquid lift method for drilling risers

Details for Australian Patent Application No. 2002245482 (hide)

Owner ExxonMobil Upstream Research Company

Inventors Hopko, Sandra Nowland; Tsao, YuhHwang; Dawson, Charles Rapier

Agent Watermark

Pub. Number AU-B-2002245482

PCT Pub. Number WO2002/068795

Priority 60/271,304 23.02.01 US

Filing date 21 February 2002

Wipo publication date 12 September 2002

Acceptance publication date 29 June 2006

International Classifications

E21B 44/00 (2006.01) Automatic control

Event Publications

6 March 2003 Application Open to Public Inspection

  Published as AU-B-2002245482

29 June 2006 Application Accepted

  Published as AU-B-2002245482

26 October 2006 Standard Patent Sealed

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