DOUBLE EMULSION BASED DRILLING FLUIDS

Details for Australian Patent Application No. 2003245521 (hide)

Owner M-I L.L.C.

Inventors PATEL, Arvind, D.; BELL, Reginald, J.; YOUNG, Steve; TEHIRANI, Amadhi

Pub. Number AU-A-2003245521

PCT Number PCT/US03/18973

PCT Pub. Number WO2003/106587

Priority 10/172,837 17.06.02 US

Filing date 17 June 2003

Wipo publication date 31 December 2003

International Classifications

C09K 007/06

E21B 017/00 Drilling rods or pipes

E21B 047/12 Survey of boreholes or wells - Means for transmitting measuring-signals from the well to the surface, e.g. for logging while drilling

G01V 003/20 Electric or magnetic prospecting or detecting

Event Publications

25 September 2003 Complete Application Filed

  Priority application(s): 10/172,837 17.06.02 US

26 February 2004 Application Open to Public Inspection

  Published as AU-A-2003245521

10 March 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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