Friction reducing composition and method

Details for Australian Patent Application No. 2002352375 (hide)

Owner Clearwater International, LLC

Inventors Smith, Kevin W.; Scwartz, Kevin M.; Chen, Shih-Ruey T.

Agent Griffith Hack

Pub. Number AU-B-2002352375

PCT Number PCT/GB02/05638

PCT Pub. Number WO2003/050387

Priority 60/339,630 12.12.01 US; 10/228,875 27.08.02 US

Filing date 12 December 2002

Wipo publication date 23 June 2003

Acceptance publication date 29 November 2007

International Classifications

E21B 17/10 (2006.01) Drilling rods or pipes

B08B 9/04 (2006.01) Cleaning hollow articles by methods or apparatus specially adapted thereto

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

C09K 8/24 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/62 (2006.01) Compositions for drilling of boreholes or wells

C09K 8/68 (2006.01) Compositions for drilling of boreholes or wells

F17D 3/08 (2006.01) Arrangements for supervising or controlling working operations

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 60/339,630 12.12.01 US; 10/228,875 27.08.02 US

28 August 2003 Application Open to Public Inspection

  Published as AU-B-2002352375

29 November 2007 Application Accepted

  Published as AU-B-2002352375

3 April 2008 Standard Patent Sealed

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