Breaker fluids and methods of using the same

Details for Australian Patent Application No. 2008331603 (hide)

Owner M-I LLC

Inventors Zhang, Hui; Reznichenko, Andrey; Dakin, Eugene

Agent Pizzeys

Pub. Number AU-B-2008331603

PCT Pub. Number WO2009/073438

Priority 60/991,362 30.11.07 US; 61/088,878 14.08.08 US

Filing date 24 November 2008

Wipo publication date 11 June 2009

Acceptance publication date 15 March 2012

International Classifications

E21B 21/00 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 37/00 (2006.01) Methods or apparatus for cleaning boreholes or wells

Event Publications

17 June 2010 PCT application entered the National Phase

  PCT publication WO2009/073438 Priority application(s): WO2009/073438

15 March 2012 Application Accepted

  Published as AU-B-2008331603

12 July 2012 Standard Patent Sealed

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