Multiple activation-device launcher for a cementing head

Details for Australian Patent Application No. 2009301456 (hide)

Owner SCHLUMBERGER TECHNOLOGY B.V.

Inventors Gambier, Philippe; Giem, Greg; Rondeau, Joel; Fitzgerald, Chris

Agent Griffith Hack

Pub. Number AU-A-2009301456

PCT Pub. Number WO2010/040445

Priority 12/417,126 02.04.09 US; 61/195,499 07.10.08 US

Filing date 16 September 2009

Wipo publication date 15 April 2010

International Classifications

E21B 33/05 (2006.01) Sealing or packing boreholes or wells

E21B 33/068 (2006.01) Sealing or packing boreholes or wells

E21B 33/076 (2006.01) Sealing or packing boreholes or wells

Event Publications

28 April 2011 PCT application entered the National Phase

  PCT publication WO2010/040445 Priority application(s): WO2010/040445

12 May 2011 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 05 Apr 2011

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