Methods of making multiple casing cuts

Details for Australian Patent Application No. 2009202706 (hide)

Owner Smith International, Inc.

Inventors Henderson, Marc; Berthelsen, Trygve; Dach III, Anton J.; Perschke, Malcolm; Saylor III, James E.; Hebert, Joseph V.; Helbert, Thomas D.; Patil, Harshad; Desai, Praful C.; Hebert, Randall Louis

Agent Pizzeys

Pub. Number AU-B-2009202706

Priority 12/170,362 09.07.08 US

Filing date 3 July 2009

Wipo publication date 28 January 2010

Acceptance publication date 20 January 2011

International Classifications

E21B 29/00 (2006.01) Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows

E21B 31/107 (2006.01) Fishing for or freeing objects in boreholes or wells

Event Publications

23 July 2009 Complete Application Filed

  Priority application(s): 12/170,362 09.07.08 US

28 January 2010 Application Open to Public Inspection

  Published as AU-B-2009202706

20 January 2011 Application Accepted

  Published as AU-B-2009202706

19 May 2011 Standard Patent Sealed

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