Method for the stabilization of a fluidized bed in a roasting furnace

Details for Australian Patent Application No. 2002215064 (hide)

Owner Outokumpu Oyj

Inventors Taskinen, Pekka; Rytioja, Aija; Metsarinta, Maija-Leena; Nyberg, Jens

Agent Griffith Hack

Pub. Number AU-B-2002215064

PCT Pub. Number WO02/40723

Priority 20002495 15.11.00 FI

Filing date 13 November 2001

Wipo publication date 27 May 2002

Acceptance publication date 5 January 2006

International Classifications

C22B 1/10 (2006.01) Preliminary treatment of ores or scrap

Event Publications

5 January 2006 Application Accepted

  Published as AU-B-2002215064

4 May 2006 Standard Patent Sealed

9 June 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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