Treatment fluids viscosified with modified xanthan and associated methods for well completion and stimulation

Details for Australian Patent Application No. 2007301712 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Welton, Thomas D.; Pauls, Richard W.

Agent Callinan

Pub. Number AU-A-2007301712

PCT Pub. Number WO2008/037973

Priority 11/540,296 28.09.06 US

Filing date 24 September 2007

Wipo publication date 3 April 2008

International Classifications

C09K 8/08 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

14 May 2009 PCT application entered the National Phase

  PCT publication WO2008/037973 Priority application(s): WO2008/037973

26 May 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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