Process for producing pre-reduced iron

Details for Australian Patent Application No. 2008312903 (hide)

Owner Nippon Steel Corporation

Inventors Kuwauchi, Yuki; Fukuda, Kazuhisa; Gofuku, Hiroki; Nagai, Wataru; Sawai, Takashi

Agent Spruson & Ferguson

Pub. Number AU-B-2008312903

PCT Pub. Number WO2009/051172

Priority 2007-272552 19.10.07 JP

Filing date 16 October 2008

Wipo publication date 23 April 2009

Acceptance publication date 12 July 2012

International Classifications

C21B 13/10 Making spongy iron or liquid steel, by direct processes

C22B 1/16 Preliminary treatment of ores or scrap - Sintering

C22B 1/24 Preliminary treatment of ores or scrap

C22B 7/02 Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof - Working-up flue dust

Event Publications

6 May 2010 PCT application entered the National Phase

  PCT publication WO2009/051172 Priority application(s): WO2009/051172

5 July 2012 Application for Amendment

  The nature of the amendment is: Amend the invention title to read Producing Method of Direct Reduced Iron . Address for service in Australia - Spruson & Ferguson 2009

12 July 2012 Application Accepted

  Published as AU-B-2008312903

25 October 2012 Amendment Made

  The nature of the amendment is: Amend the invention title to read Producing Method of Direct Reduced Iron

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