Thinners for invert emulsions

Details for Australian Patent Application No. 2001226085 (hide)

Owner Halliburton Energy Services, Inc. Cognis Deutschland GMBH & Co. KG

Inventors Burrows, Kimberly; Kirsner, Jeffrey, P.; Muller, Heinz

Agent Callinan

Pub. Number AU-B-2001226085

PCT Pub. Number WO2002/053675

Filing date 29 December 2000

Wipo publication date 16 July 2002

Acceptance publication date 1 November 2007

International Classifications

C09K 8/36 (2006.01) Compositions for drilling of boreholes or wells

Event Publications

23 January 2003 Application Open to Public Inspection

  Published as AU-B-2001226085

1 November 2007 Application Accepted

  Published as AU-B-2001226085

28 February 2008 Standard Patent Sealed

16 February 2012 Assignment Registered

  Halliburton Energy Services, Inc.; Cognis Deutschland GMBH & Co. KG The patent has been assigned to Halliburton Energy Services, Inc.; Emery Oleochemicals GmbH

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