Well cementing compositions for cold environment

Details for Australian Patent Application No. 2002358099 (hide)

Owner Sofitech N.V.

Inventors Garrison, Greg; Garnier, Andre; Harris, Stephan; Maberry, Jack

Agent Griffith Hack

Pub. Number AU-B-2002358099

PCT Number PCT/EP02/13800

PCT Pub. Number WO2003/054346

Priority 10/029,333 21.12.01 US

Filing date 5 December 2002

Wipo publication date 9 July 2003

Acceptance publication date 28 June 2007

International Classifications

C04B 28/02 (2006.01) Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements

C09K 8/46 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

3 April 2003 Complete Application Filed

  Priority application(s): 10/029,333 21.12.01 US

2 October 2003 Application Open to Public Inspection

  Published as AU-B-2002358099

28 June 2007 Application Accepted

  Published as AU-B-2002358099

25 October 2007 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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