METHOD FOR PRODUCTION OF METALLIC ELEMENTS OF HIGH PURITY SUCH AS CHROMES

Details for Australian Patent Application No. 2003216741 (hide)

Owner DELACHAUX S.A.

Inventors LIEBAERT, Philippe

Pub. Number AU-A-2003216741

PCT Number PCT/FR03/00164

PCT Pub. Number WO2003/062479

Priority 02/00678 21.01.02 FR

Filing date 20 January 2003

Wipo publication date 2 September 2003

International Classifications

C22B 034/32 Obtaining refractory metals

C22B 005/04 General processes of reducing to metals

C21B 015/02 Other processes for the manufacture of iron from iron compounds

C22B 001/244 Preliminary treatment of ores or scrap

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 02/00678 21.01.02 FR

18 September 2003 Application Open to Public Inspection

  Published as AU-A-2003216741

7 October 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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