DRILLING METHOD

Details for Australian Patent Application No. 2003251337 (hide)

Owner BP EXPLORATION OPERATING COMPANY LIMITED

Inventors HEAD, Philip; LURIE, Paul, George

Pub. Number AU-A-2003251337

PCT Number PCT/GB03/03090

PCT Pub. Number WO2004/011766

Priority 0217288.0 25.07.02 GB; 0305811.2 13.03.03 GB

Filing date 16 July 2003

Wipo publication date 16 February 2004

International Classifications

E21B 021/00 Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 043/00 Obtaining fluids from wells

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 0217288.0 25.07.02 GB; 0305811.2 13.03.03 GB

25 March 2004 Application Open to Public Inspection

  Published as AU-A-2003251337

21 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

18 August 2005 Corrigenda

  Applications OPI - Name Index Under the name BP EXPLORATION OPERATING COMPANY LIMITED, Application No. 2003251337, under INID (71) correct the name to read ETUDES & PRODUCTIONS SCHLUMBERGER; XL TECHNOLOGY LIMITED

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