A CYCLIC PROCESS FOR CONTINUOUSLY PRODUCING POTASSIUM SULPHATE AND POTASSIUM SULPHATE PRODUCED THEREBY

Details for Australian Patent Application No. 2002247943 (hide)

Owner ABBURI, Visweswara, Rao

Inventors ABBURI, Visweswara, Rao

Pub. Number AU-A-2002247943

PCT Pub. Number WO2003/074424

Filing date 7 March 2002

Wipo publication date 16 September 2003

International Classifications

C01D 005/02 Sulfates or sulfites of sodium, potassium, or alkali metals in general

Event Publications

23 October 2003 Application Open to Public Inspection

  Published as AU-A-2002247943

25 November 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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