CHEMICAL AND THERMAL DECOMPOSITION OF AMMONIUM SULPHATE INTO AMMONIA AND SULPHURIC ACID

Details for Australian Patent Application No. 2002328039 (hide)

Owner SILICA TECH ANS

Inventors HANSEN, Tord

Pub. Number AU-A-2002328039

PCT Number PCT/NO02/00344

PCT Pub. Number WO2003/027018

Priority 20014699 27.09.01 NO

Filing date 26 September 2002

Wipo publication date 7 April 2003

International Classifications

C01C 001/02 Ammonia

C01B 017/90 Sulfur

C01C 001/242 Ammonia

Event Publications

23 January 2003 Complete Application Filed

  Priority application(s): 20014699 27.09.01 NO

26 June 2003 Application Open to Public Inspection

  Published as AU-A-2002328039

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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