FURNACE SIDEWALL STRUCTURE OF ROTARY HEARTH FURNACE

Details for Australian Patent Application No. 2003240016 (hide)

Owner NIPPON STEEL CORPORATION

Inventors SHIBATA, Tomoaki; SHIMA, Shinji

Pub. Number AU-A-2003240016

PCT Number PCT/JP03/06742

PCT Pub. Number WO2003/102249

Priority 2002-159183 31.05.02 JP

Filing date 29 May 2003

Wipo publication date 19 December 2003

International Classifications

C21B 013/08 Making spongy iron or liquid steel, by direct processes

F27B 003/12 Hearth-type furnaces, e.g. of reverberatory type

F27B 003/20 Hearth-type furnaces, e.g. of reverberatory type - Arrangements of heating devices

F27B 003/28 Hearth-type furnaces, e.g. of reverberatory type

F27D 001/00 Casings

F27D 001/14 Casings - Supports for linings

C21B 013/10 Making spongy iron or liquid steel, by direct processes

F27B 003/06 Hearth-type furnaces, e.g. of reverberatory type

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 2002-159183 31.05.02 JP

12 February 2004 Application Open to Public Inspection

  Published as AU-A-2003240016

17 February 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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