LOW PRESSURE SEPARATION OF DIMETHYL ETHER FROM AN OLEFIN STREAM

Details for Australian Patent Application No. 2002326668 (hide)

Owner EXXONMOBIL CHEMICAL PATENTS, INC.

Inventors DING, Zhong, Y.; LATTNER, James, R.; VAN EGMOND, COR, F.; BRINEN, Jeffrey, L.; NICOLETTI, Michael, P.

Pub. Number AU-A-2002326668

PCT Number PCT/US02/26119

PCT Pub. Number WO2003/020672

Priority 10/124,859 18.04.02 US; 09/943,695 31.08.01 US

Filing date 15 August 2002

Wipo publication date 18 March 2003

International Classifications

C07C 007/04 Purification, separation orstabilisation of hydrocarbons

C07C 001/20 Hydrocarbons

Event Publications

23 January 2003 Complete Application Filed

  Priority application(s): 10/124,859 18.04.02 US; 09/943,695 31.08.01 US

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002326668

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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