Well treatment

Details for Australian Patent Application No. 2005254781 (hide)

Owner Statoil ASA

Inventors Haavind, Frode; Kotlar, Hans Kristian

Agent Freehills

Pub. Number AU-B-2005254781

PCT Pub. Number WO2005/124100

Priority 0413584.4 17.06.04 GB; 0424085.9 29.10.04 GB

Filing date 17 June 2005

Wipo publication date 29 December 2005

Acceptance publication date 9 July 2009

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

4 January 2007 PCT application entered the National Phase

  PCT publication WO2005/124100 Priority application(s): WO2005/124100

9 July 2009 Application Accepted

  Published as AU-B-2005254781

6 August 2009 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 17 Jul 2009. Address for service in Australia - Freehills Patent & Trade Mark Attorneys Level 38 MLC Centre Martin Place Sydney NSW 2000 2006

3 December 2009 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 17 Jul 2009

3 December 2009 Standard Patent Sealed

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