Methods for dewatering shaly subterranean formations

Details for Australian Patent Application No. 2002333350 (hide)

Owner Sofitech N.V.

Inventors Boney, Curtis; Hinkel, Jerald; England, Kevin; Miller, Matthew

Agent Griffith Hack

Pub. Number AU-B-2002333350

PCT Number PCT/EP02/08787

PCT Pub. Number WO2003/015523

Priority 09/925,221 08.08.01 US

Filing date 6 August 2002

Wipo publication date 3 March 2003

Acceptance publication date 29 November 2007

International Classifications

E21B 43/16 (2006.01) Obtaining fluids from wells - Enhanced recovery methods for obtaining hydrocarbons

C09K 8/035 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/584 (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

C09K 8/62 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/70 (2006.01) Compositions for drilling of boreholes or wells

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

C09K 8/94 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 09/925,221 08.08.01 US

29 May 2003 Application Open to Public Inspection

  Published as AU-B-2002333350

29 November 2007 Application Accepted

  Published as AU-B-2002333350

3 April 2008 Standard Patent Sealed

17 April 2008 Assignment Registered

  Sofitech N.V. The patent has been assigned to Schlumberger Technology B.V.

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