System stabilizers and performance enhancers for aqueous fluids gelled with viscoelastic surfactants

Details for Australian Patent Application No. 2005244811 (hide)

Owner Baker Hughes Incorporated

Inventors Gabrysch, Allen; Kelly, Patrick; Treadway, James; Willingham, John, Robert; Crews, James

Agent Freehills

Pub. Number AU-B-2005244811

PCT Pub. Number WO2005/112580

Priority 60/570,601 13.05.04 US

Filing date 10 May 2005

Wipo publication date 1 December 2005

Acceptance publication date 15 July 2010

International Classifications

E21B 43/26 (2006.01) Obtaining fluids from wells

C09K 8/06 (2006.01) Compositions for drilling of boreholes or wells

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

C09K 8/74 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/86 (2006.01) Compositions for drilling of boreholes or wells

E21B 43/25 (2006.01) Obtaining fluids from wells - Methods for stimulating production

E21B 43/27 (2006.01) Obtaining fluids from wells

Event Publications

7 December 2006 PCT application entered the National Phase

  PCT publication WO2005/112580 Priority application(s): WO2005/112580

15 July 2010 Application Accepted

  Published as AU-B-2005244811

11 November 2010 Standard Patent Sealed

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