Underbalanced well completion

Details for Australian Patent Application No. 2004201728 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Harvey, Michael J.; Lewis, Derrick W.; Ray, Dale E.; Curtis, Frederick D.

Agent Callinan

Pub. Number AU-B-2004201728

Priority 10/426,917 30.04.03 US

Filing date 26 April 2004

Wipo publication date 18 November 2004

Acceptance publication date 10 September 2009

International Classifications

E21B 34/14 (2006.01) Valve arrangements for boreholes or wells

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

E21B 21/00 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

Event Publications

13 May 2004 Complete Application Filed

  Priority application(s): 10/426,917 30.04.03 US

18 November 2004 Application Open to Public Inspection

  Published as AU-B-2004201728

10 September 2009 Application Accepted

  Published as AU-B-2004201728

14 January 2010 Standard Patent Sealed

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