Methods for reducing the viscosity of treatment fluids comprising diutan

Details for Australian Patent Application No. 2008212689 (hide)

Owner HALLIBURTON ENERGY SERVICES, INC.

Inventors Song, Lulu; Pauls, Richard W.; Robb, Ian D.

Agent Callinan

Pub. Number AU-B-2008212689

PCT Pub. Number WO2008/096165

Priority 11/703,949 08.02.07 US

Filing date 8 February 2008

Wipo publication date 14 August 2008

Acceptance publication date 14 June 2012

International Classifications

C09K 8/68 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/72 (2006.01) Compositions for drilling of boreholes or wells

E21B 43/04 (2006.01) Obtaining fluids from wells

Event Publications

20 August 2009 PCT application entered the National Phase

  PCT publication WO2008/096165 Priority application(s): WO2008/096165

14 June 2012 Application Accepted

  Published as AU-B-2008212689

11 October 2012 Standard Patent Sealed

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