A valve for a fill up tool

Details for Australian Patent Application No. 2003243727 (hide)

Owner Weatherford/Lamb, Inc.

Inventors Boutwell, Doyle F. Jr.; Fournier, Steve W. Jr.

Agent Pizzeys

Pub. Number AU-B-2003243727

PCT Number PCT/US03/19709

PCT Pub. Number WO2004/003336

Priority 10/180,890 26.06.02 US

Filing date 23 June 2003

Wipo publication date 19 January 2004

Acceptance publication date 1 March 2007

International Classifications

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

E21B 34/06 (2006.01) Valve arrangements for boreholes or wells

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 10/180,890 26.06.02 US

4 March 2004 Application Open to Public Inspection

  Published as AU-B-2003243727

1 March 2007 Application Accepted

  Published as AU-B-2003243727

28 June 2007 Standard Patent Sealed

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