Borehole treatment agent containing low toxic oil phase

Details for Australian Patent Application No. 2003277848 (hide)

Owner Cognis Deutschland GmbH & Co. KG

Inventors Muller, Heinz

Agent Spruson & Ferguson

Pub. Number AU-B-2003277848

PCT Number PCT/EP03/09981

PCT Pub. Number WO2004/029175

Priority 102 43 312.7 18.09.02 DE

Filing date 9 September 2003

Wipo publication date 19 April 2004

Acceptance publication date 10 January 2008

International Classifications

C09K 8/34 (2006.01) Compositions for drilling of boreholes or wells

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

Event Publications

26 February 2004 Complete Application Filed

  Priority application(s): 102 43 312.7 18.09.02 DE

20 May 2004 Application Open to Public Inspection

  Published as AU-B-2003277848

10 January 2008 Application Accepted

  Published as AU-B-2003277848

8 May 2008 Standard Patent Sealed

28 April 2011 Assignment Registered

  Cognis Deutschland GmbH & Co. KG The patent has been assigned to Emery Oleochemicals GmbH

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