Oxidation treatment of a recycle stream in production of acetic acid by methanol carbonylation

Details for Australian Patent Application No. 2003213797 (hide)

Owner CELANESE INTERNATIONAL CORPORATION

Inventors Torrence, G Paull; Cheung, Hung-Cheun; Broussard, Jerry A; Houliston, Stephen Andrew; Huckman, Michael E; Karnilaw, Michael L; McKarns Macatangay, Peggy; Singh, Madan

Agent Freehills

Pub. Number AU-A-2003213797

PCT Number PCT/US03/07126

PCT Pub. Number WO2003/089397

Priority 10/124,200 16.04.02 US

Filing date 10 March 2003

Wipo publication date 3 November 2003

International Classifications

C07C 051/12 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 051/487 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 053/08 Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 10/124,200 16.04.02 US

11 December 2003 Application Open to Public Inspection

  Published as AU-A-2003213797

8 October 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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