Method for centralising a tight fitting casing in a borehole

Details for Australian Patent Application No. 2002221874 (hide)

Owner ENI S.p. A

Inventors Zausa, Fabrizio; Calderoni, Angelo

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2002221874

PCT Pub. Number WO02/48501

Priority MI200A002713 15.12.00 IT

Filing date 15 November 2001

Wipo publication date 24 June 2002

Acceptance publication date 25 August 2005

International Classifications

E21B 017/10 Drilling rods or pipes

Event Publications

25 August 2005 Application Accepted

  Published as AU-B-2002221874

22 December 2005 Standard Patent Sealed

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