Method and composition of preparing polymeric fracturing fluids

Details for Australian Patent Application No. 2006318097 (hide)

Owner Schlumberger Technology B.V.

Inventors El Kholy, Ismail; Parris, Michael D.

Agent Griffith Hack

Pub. Number AU-B-2006318097

PCT Pub. Number WO2007/060581

Priority 11/285,440 22.11.05 US

Filing date 16 November 2006

Wipo publication date 31 May 2007

Acceptance publication date 26 April 2012

International Classifications

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

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

C09K 8/88 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/90 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

24 April 2008 PCT application entered the National Phase

  PCT publication WO2007/060581 Priority application(s): WO2007/060581

26 April 2012 Application Accepted

  Published as AU-B-2006318097

30 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

20 September 2012 Section 223 Application Allowed

  Schlumberger Technology B.V. The time in which to pay the acceptance fee has been extended to 26 Sep 2012 . Address for service in Australia - Griffith Hack GPO Box 1285 Melbourne VIC 3001 2007

27 September 2012 Standard Patent Sealed

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