Multiple dart drop circulating tool

Details for Australian Patent Application No. 2012200315 (hide)

Owner BJ Services Company

Inventors Mondelli, Maximiliano; Krieg, George; Herbert, David; Robinson, David

Agent Shelston IP

Pub. Number AU-A-2012200315

Parent 2008206316

Filing date 19 January 2012

Wipo publication date 9 February 2012

International Classifications

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

E21B 23/00 (2006.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

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

Event Publications

2 February 2012 Complete Application Filed

9 February 2012 Application Open to Public Inspection

  Published as AU-A-2012200315

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