Improved shoe for wellbore lining tubing

Details for Australian Patent Application No. 2008206817 (hide)

Owner Caledus Limited

Inventors Wardley, Michael; Howlett, Paul

Agent Shelston IP

Pub. Number AU-A-2008206817

PCT Pub. Number WO2008/087446

Priority 0701115.8 19.01.07 GB

Filing date 21 January 2008

Wipo publication date 24 July 2008

International Classifications

E21B 7/20 (2006.01) Special methods or apparatus for drilling - Driving or forcing casings or pipes into boreholes, e.g. sinking

E21B 21/10 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 33/14 (2006.01) Sealing or packing boreholes or wells

Event Publications

6 August 2009 PCT application entered the National Phase

  PCT publication WO2008/087446 Priority application(s): WO2008/087446

31 May 2012 Alteration of Name

  The name of the applicant has been altered to Tercel Oilfield Products UK Limited Amendments

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