PROCESS FOR THE PREPARATION OF ZINC DITHIONITE

Details for Australian Patent Application No. 2003212577 (hide)

Owner CLARIANT INTERNATIONAL LTD

Inventors BANDLISH, Baldev, Kumar; MARTIN, Vincent, Wise

Pub. Number AU-A-2003212577

PCT Number PCT/IB03/01118

PCT Pub. Number WO2003/083178

Priority 10/109,443 28.03.02 US

Filing date 25 March 2003

Wipo publication date 13 October 2003

International Classifications

C25C 001/16 Electrolytic production, recovery or refining of metals by electrolysis of solutions

C25C 005/02 Electrolytic production, recovery or refining of metal powders or porous metal masses

C01G 009/00 Compounds of zinc

Event Publications

24 July 2003 Complete Application Filed

  Priority application(s): 10/109,443 28.03.02 US

20 November 2003 Application Open to Public Inspection

  Published as AU-A-2003212577

16 December 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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