PROCESS AND APPARATUS FOR THE DIRECT REDUCTION OF IRON OXIDES IN AN ELECTROTHERMAL FLUIDIZED BED AND RESULANT PRODUCT

Details for Australian Patent Application No. 2003230680 (hide)

Owner SUPERIOR GRAPHITE CO.

Inventors GOLDBERGER, William, M.; ZAK, Mark, S.

Pub. Number AU-A-2003230680

PCT Number PCT/US03/08347

PCT Pub. Number WO2003/080874

Priority 60/365,676 19.03.02 US

Filing date 19 March 2003

Wipo publication date 8 October 2003

International Classifications

C21B 013/12 Making spongy iron or liquid steel, by direct processes

H05B 003/60 Ohmic-resistance heating - Heating arrangements wherein the heating current flows through granular, powdered or fluid material, e.g. for salt-bath furnace, electrolytic heating

C22B 005/14 General processes of reducing to metals

C22B 023/00 Obtaining nickel or cobalt

C22B 034/22 Obtaining refractory metals

C22B 034/32 Obtaining refractory metals

C22B 034/36 Obtaining refractory metals

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 60/365,676 19.03.02 US

13 November 2003 Application Open to Public Inspection

  Published as AU-A-2003230680

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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