Mechanically modified filter cake

Details for Australian Patent Application No. 2006302164 (hide)

Owner M-I LLC

Inventors Freeman, Michael A.

Agent Pizzeys

Pub. Number AU-A-2006302164

PCT Pub. Number WO2007/044714

Priority 11/539,409 06.10.06 US; 60/724,639 07.10.05 US

Filing date 10 October 2006

Wipo publication date 19 April 2007

International Classifications

E21B 10/00 (2006.01) Drilling tools

E21B 3/00 (2006.01) Rotary drilling

Event Publications

24 April 2008 PCT application entered the National Phase

  PCT publication WO2007/044714 Priority application(s): WO2007/044714

7 July 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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