METHOD FOR CONTINUOUSLY OPERATED PURE DISTILLATION OF OXIRANES, ESPECIALLY PROPYLENE OXIDE

Details for Australian Patent Application No. 2003254573 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors RUDOLF, Peter; BASSLER, Peter; GOBBEL, Hans-Georg; TELES, Joaquim, Henrique

Pub. Number AU-A-2003254573

PCT Number PCT/EP03/08043

PCT Pub. Number WO2004/009204

Priority 102 33 387.4 23.07.02 DE

Filing date 23 July 2003

Wipo publication date 9 February 2004

International Classifications

B01D 003/32 Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping

B01D 003/14 Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping - Fractional distillation

C07C 007/04 Purification, separation orstabilisation of hydrocarbons

C07B 041/00 Formation or introduction of functional groups containing oxygen

C07D 301/12 Heterocyclic compounds having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as ring hetero atoms

Event Publications

30 October 2003 Complete Application Filed

  Priority application(s): 102 33 387.4 23.07.02 DE

18 March 2004 Application Open to Public Inspection

  Published as AU-A-2003254573

5 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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