Well treatment

Details for Australian Patent Application No. 2009225301 (hide)

Owner Statoil ASA

Inventors Kotlar, Hans Kristian; Haavind, Frode

Agent Freehills

Pub. Number AU-B-2009225301

Parent 2005254781

Filing date 9 October 2009

Wipo publication date 29 October 2009

Acceptance publication date 26 May 2011

International Classifications

C09K 8/58 (2006.01) Compositions for drilling of boreholes or wells - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids

C09K 8/508 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/575 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/60 (2006.01) Compositions for drilling of boreholes or wells - Compositions for stimulating production by acting on the underground formation

E21B 43/22 (2006.01) Obtaining fluids from wells

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

Event Publications

29 October 2009 Application Open to Public Inspection

  Published as AU-B-2009225301

29 October 2009 Complete Application Filed

26 May 2011 Application Accepted

  Published as AU-B-2009225301

22 September 2011 Standard Patent Sealed

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