COMPOSITIONS AND METHODS TO CONTROL FLUID LOSS IN SURFACTANT-BASED WELLBORE SERVICE FLUIDS

Details for Australian Patent Application No. 2002238560 (hide)

Owner SOFITECH N.V.

Inventors MILLER, Matthew; SAMUEL, Mathew; VINOD, Palathinkara; OLSEN, Thomas

Pub. Number AU-A-2002238560

PCT Pub. Number WO2002/070862

Priority 60/272,650 01.03.01 US; 09/851,925 08.05.01 US

Filing date 27 February 2002

Wipo publication date 19 September 2002

International Classifications

E21B 043/26 Obtaining fluids from wells

E21B 043/25 Obtaining fluids from wells - Methods for stimulating production

Event Publications

13 March 2003 Application Open to Public Inspection

  Published as AU-A-2002238560

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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