A centraliser and a system for centralising a tight fitting casing in a borehole

Details for Australian Patent Application No. 2005234688 (hide)

Owner ENI S.p.A.

Inventors Zausa, Fabrizio; Calderoni, Angelo

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2005234688

Parent 2002221874

Filing date 18 November 2005

Wipo publication date 8 December 2005

Acceptance publication date 14 August 2008

International Classifications

E21B 17/10 (2006.01) Drilling rods or pipes

Event Publications

8 December 2005 Application Open to Public Inspection

  Published as AU-B-2005234688

8 December 2005 Complete Application Filed

14 August 2008 Application Accepted

  Published as AU-B-2005234688

11 December 2008 Standard Patent Sealed

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