Method of increasing the low shear rate viscosity and shear thinning index of divalent cation-containing fluids and the fluids obtained thereby

Details for Australian Patent Application No. 2002301001 (hide)

Owner Texas United Chemical Company LLC

Inventors Tresco, Kim O; Dobson Jr, James W.

Agent Patent Attorney Services

Pub. Number AU-B-2002301001

Priority 09/970831 04.10.01 US

Filing date 12 September 2002

Wipo publication date 12 June 2003

Acceptance publication date 28 September 2006

International Classifications

C09K 8/02 (2006.01) Compositions for drilling of boreholes or wells - Well-drilling compositions

C09K 8/04 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

12 June 2003 Application Open to Public Inspection

  Published as AU-B-2002301001

10 November 2005 Amendment Made

  The nature of the amendment is: Add the co-inventors Tresco, Kim O and Dobson Jr, James W.

28 September 2006 Application Accepted

  Published as AU-B-2002301001

25 January 2007 Standard Patent Sealed

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