Drilling fluid additive and methods of stabilizing kaolinite fines migration

Details for Australian Patent Application No. 2008345421 (hide)

Owner M-I SWACO Norge AS Statoil ASA

Inventors Mathisen, Anne Mette; Fleming, Niall; Watson, Russell B.; Kaageson-Loe, Nils; Ramstad, Kari; Viste, Patrick

Agent Pizzeys

Pub. Number AU-B-2008345421

PCT Pub. Number WO2009/083801

Priority 60/988,698 16.11.07 US

Filing date 17 November 2008

Wipo publication date 9 July 2009

Acceptance publication date 19 April 2012

International Classifications

C09K 8/12 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/32 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/506 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

3 June 2010 PCT application entered the National Phase

  PCT publication WO2009/083801 Priority application(s): WO2009/083801

19 April 2012 Application Accepted

  Published as AU-B-2008345421

16 August 2012 Standard Patent Sealed

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2008345424-Improved fibronectin-based binding molecules and their use

2008345363-Designer accessory for use with an intracorporeal medical device