Electrode arrangement as substitute bottom for an electrothermic slag smelting furnace

Details for Australian Patent Application No. 2004268194 (hide)

Owner Alcoa Inc. Elkem AS

Inventors Brinch, Jon Christian; Aune, Jan Arthur; Johansen, Kai

Agent FB Rice

Pub. Number AU-A-2004268194

PCT Pub. Number WO2005/022060

Priority 10/646,507 23.08.03 US

Filing date 17 August 2004

Wipo publication date 10 March 2005

International Classifications

F27B 3/08 (2006.01) Hearth-type furnaces, e.g. of reverberatory type - heated electrically, e.g. electric arc furnaces, with or without any other source of heat

C03B 5/027 (2006.01) Melting in furnaces

C22B 21/02 (2006.01) Obtaining aluminium

F27D 11/04 (2006.01) Arrangement of elements for electric heating in or on furnaces

Event Publications

9 March 2006 PCT application entered the National Phase

  PCT publication WO2005/022060 Priority application(s): WO2005/022060

17 March 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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