Water-based drilling fluids using latex additives

Details for Australian Patent Application No. 2004262024 (hide)

Owner Baker Hughes Incorporated

Inventors Stowe, Calvin J. II; Clapper, Dennis; Xiang, Tao; Bland, Ronald G.; Benaissa, Saddok

Agent Freehills

Pub. Number AU-B-2004262024

PCT Pub. Number WO2005/012456

Priority 10/634,334 04.08.03 US; 60/491,685 31.07.03 US

Parent 51802

Filing date 2 August 2004

Wipo publication date 10 February 2005

Acceptance publication date 12 August 2010

International Classifications

C09K 8/02 (2006.01) Compositions for drilling of boreholes or wells - Well-drilling compositions

C09K 8/04 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

15 December 2005 PCT application entered the National Phase

  PCT publication WO2005/012456 Priority application(s): WO2005/012456

12 August 2010 Application Accepted

  Published as AU-B-2004262024

9 December 2010 Standard Patent Sealed

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