Compositions and methods for breaking a viscosity increasing polymer at very low temperature used in downhole well applications

Details for Australian Patent Application No. 2011202356 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Sanders, Michael W.; Mundy, Jeffrey L.; Foo, Fong Fong; Saini, Rajesh K.

Agent Callinan

Pub. Number AU-B-2011202356

Parent 2008208714

Filing date 20 May 2011

Wipo publication date 9 June 2011

Acceptance publication date 29 September 2011

International Classifications

C09K 8/62 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/035 (2006.01) Compositions for drilling of boreholes or wells

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

C09K 8/76 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/80 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

9 June 2011 Application Open to Public Inspection

  Published as AU-B-2011202356

9 June 2011 Complete Application Filed

29 September 2011 Application Accepted

  Published as AU-B-2011202356

2 February 2012 Standard Patent Sealed

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