LIGHTWEIGHT CEMENT COMPOSITIONS AND METHODS OF CEMENTING IN SUBTERRANEAN FORMATIONS

Details for Australian Patent Application No. 2003269168 (hide)

Owner HALLIBURTON ENERGY SERVICES, INC.

Inventors BROTHERS, Lance, E.

Pub. Number AU-A-2003269168

PCT Number PCT/GB03/04081

PCT Pub. Number WO2004/109056

Priority 10/454,080 04.06.03 US

Filing date 24 September 2003

Wipo publication date 4 January 2005

International Classifications

E21B 033/13 Sealing or packing boreholes or wells - Methods or devices for cementing, for plugging holes, crevices, or the like

C04B 014/10 Use of materials as fillers for mortars, concrete or artificial stone

Event Publications

15 January 2004 Complete Application Filed

  Priority application(s): 10/454,080 04.06.03 US

10 February 2005 Application Open to Public Inspection

  Published as AU-A-2003269168

23 February 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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