Casing annulus management

Details for Australian Patent Application No. 2010241460 (hide)

Owner Vetco Gray Inc.

Inventors Fenton, Stephen P.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2010241460

Priority 12/883,534 16.09.10 US; 61/261,882 17.11.09 US

Filing date 16 November 2010

Wipo publication date 2 June 2011

International Classifications

E21B 34/00 (2006.01) Valve arrangements for boreholes or wells

Event Publications

2 December 2010 Complete Application Filed

  Priority application(s): 12/883,534 16.09.10 US; 61/261,882 17.11.09 US

2 June 2011 Application Open to Public Inspection

  Published as AU-A-2010241460

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