Methods and compositions for preventing high density well completion fluid loss

Details for Australian Patent Application No. 2008275384 (hide)

Owner M-I LLC

Inventors Prasek, Bethicia B.; Horton, Robert L.

Agent Pizzeys

Pub. Number AU-B-2008275384

PCT Pub. Number WO2009/009343

Priority 60/948,833 10.07.07 US

Filing date 1 July 2008

Wipo publication date 15 January 2009

Acceptance publication date 6 September 2012

International Classifications

E21B 43/00 Obtaining fluids from wells

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

C09K 8/12 Compositions for drilling of boreholes or wells

E21B 33/13 Sealing or packing boreholes or wells - Methods or devices for cementing, for plugging holes, crevices, or the like

Event Publications

4 February 2010 PCT application entered the National Phase

  PCT publication WO2009/009343 Priority application(s): WO2009/009343

6 September 2012 Application Accepted

  Published as AU-B-2008275384

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