Mounts for blowout preventer bonnets

Details for Australian Patent Application No. 2007227347 (hide)

Owner Hydril USA Manufacturing LLC

Inventors Berckenhoff, Michael Wayne; Hemphill, Edward Ryan

Agent Pizzeys

Pub. Number AU-B-2007227347

PCT Pub. Number WO2007/109765

Priority 11/386,223 22.03.06 US

Filing date 22 March 2007

Wipo publication date 27 September 2007

Acceptance publication date 3 February 2011

International Classifications

E21B 33/00 (2006.01) Sealing or packing boreholes or wells

Event Publications

16 October 2008 PCT application entered the National Phase

  PCT publication WO2007/109765 Priority application(s): WO2007/109765

3 February 2011 Application Accepted

  Published as AU-B-2007227347

2 June 2011 Standard Patent Sealed

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