Drop in dart activated downhole vibration tool

Details for Australian Patent Application No. 2003205367 (hide)

Owner Baker Hughes Incorporated

Inventors Stoesz, Carl W; Lynde, Gerald D; Sonnier, James A; Swanson, Roy E; Haughton, David B; Degeare, Joseph P

Agent Freehills

Pub. Number AU-B-2003205367

PCT Number PCT/US03/02602

PCT Pub. Number WO2003/064808

Priority 60/353,391 31.01.02 US

Filing date 29 January 2003

Wipo publication date 2 September 2003

Acceptance publication date 5 July 2007

International Classifications

E21B 31/00 (2006.01) Fishing for or freeing objects in boreholes or wells

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 60/353,391 31.01.02 US

18 September 2003 Application Open to Public Inspection

  Published as AU-B-2003205367

5 July 2007 Application Accepted

  Published as AU-B-2003205367

1 November 2007 Standard Patent Sealed

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