Process for increasing the capacity of a urea plant

Details for Australian Patent Application No. 2003253503 (hide)

Owner DSM IP Assets B.V.

Inventors Tjioe, Tjay Tjien; Meessen, Jozef Hubert

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003253503

PCT Number PCT/NL03/00509

PCT Pub. Number WO2004/011419

Priority 1021637 11.10.02 NL; 1021176 29.07.02 NL

Filing date 10 July 2003

Wipo publication date 16 February 2004

Acceptance publication date 20 August 2009

International Classifications

C07C 273/12 (2006.01) Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups

Event Publications

30 October 2003 Complete Application Filed

  Priority application(s): 1021637 11.10.02 NL; 1021176 29.07.02 NL

25 March 2004 Application Open to Public Inspection

  Published as AU-B-2003253503

20 August 2009 Application Accepted

  Published as AU-B-2003253503

17 December 2009 Standard Patent Sealed

14 October 2010 Assignment Registered

  DSM IP Assets B.V. The patent has been assigned to Stamicarbon B.V.

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