Method for lactic acid oligomerization

Details for Australian Patent Application No. 2003222349 (hide)

Owner ATOFINA 4/8 cOURS Michelet

Inventors Burtin, Elie; Tretjak, Serge; Teissier, Remy

Agent Watermark

Pub. Number AU-A-2003222349

PCT Number PCT/FR03/00305

PCT Pub. Number WO2003/066187

Priority 02/01549 08.02.02 FR

Filing date 31 January 2003

Wipo publication date 2 September 2003

International Classifications

B01D 003/00 Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping

C07C 067/08 Preparation of carboxylic acid esters

C07C 067/465 Preparation of carboxylic acid esters

B01J 019/24 Chemical, physical, or physico-chemical processes in general - Stationary reactors without moving elements inside

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 02/01549 08.02.02 FR

25 September 2003 Application Open to Public Inspection

  Published as AU-A-2003222349

12 July 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). 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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