Separator and process for removing solids from drilling liquids

Details for Australian Patent Application No. 2007239507 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Worrall, Robert Nicholas; Cousins, Anthony Robert; Eden, Robert David

Agent Spruson & Ferguson

Pub. Number AU-A-2007239507

PCT Pub. Number WO2007/118821

Priority 06112629.8 13.04.06 EP

Filing date 11 April 2007

Wipo publication date 25 October 2007

International Classifications

E21B 21/06 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

Event Publications

16 October 2008 PCT application entered the National Phase

  PCT publication WO2007/118821 Priority application(s): WO2007/118821

5 April 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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