Increased rate of penetration from low rheology wellbore fluids

Details for Australian Patent Application No. 2007294626 (hide)

Owner M-I LLC

Inventors Massam, Jarrod; Bradbury, Andrew; Oakley, Doug; Reid, Todd

Agent Pizzeys

Pub. Number AU-B-2007294626

PCT Pub. Number WO2008/033592

Priority 11/741,689 27.04.07 US; 11/617,576 28.12.06 US; 60/825,156 11.09.06 US; 11/741,199 27.04.07 US; 11/617,031 28.12.06 US

Filing date 15 June 2007

Wipo publication date 20 March 2008

Acceptance publication date 14 April 2011

International Classifications

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

Event Publications

9 April 2009 PCT application entered the National Phase

  PCT publication WO2008/033592 Priority application(s): WO2008/033592

14 April 2011 Application Accepted

  Published as AU-B-2007294626

11 August 2011 Standard Patent Sealed

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