Thickened acid composition and uses thereof

Details for Australian Patent Application No. 2003229713 (hide)

Owner Akzo Nobel N.V.

Inventors Moss, David Kelly; Premachandran, Raman Sarasamma; Dobson, Randy Ezell

Agent Griffith Hack

Pub. Number AU-B-2003229713

PCT Number PCT/EP03/04191

PCT Pub. Number WO2003/093641

Priority 10/157,565 29.05.02 US; 60/376,295 29.04.02 US

Filing date 18 April 2003

Wipo publication date 17 November 2003

Acceptance publication date 31 May 2007

International Classifications

C09K 3/00 (2006.01) Materials not provided for elsewhere

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

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 10/157,565 29.05.02 US; 60/376,295 29.04.02 US

8 January 2004 Application Open to Public Inspection

  Published as AU-B-2003229713

31 May 2007 Application Accepted

  Published as AU-B-2003229713

4 October 2007 Standard Patent Sealed

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