Atmosphere control during continuous heat treatment of metal strips

Details for Australian Patent Application No. 2003265746 (hide)

Owner Drever International S.A.

Inventors Crutzen, Jean-Pierre; Renard, Michel; Raick, Jean-Marc; Dosogne, Edgard

Agent Griffith Hack

Pub. Number AU-B-2003265746

PCT Number PCT/BE03/00149

PCT Pub. Number WO2004/024959

Priority 2002/0539 13.09.02 BE

Filing date 11 September 2003

Wipo publication date 30 April 2004

Acceptance publication date 30 October 2008

International Classifications

C21D 9/56 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - Continuous furnaces for strip or wire

C21D 1/76 (2006.01) General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering - Adjusting the composition of the atmosphere

G11B 33/04 (2006.01) Constructional parts, details or accessories not provided for in the other groups of this subclass - modified to store record carriers

C21D 9/573 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - with cooling

Event Publications

18 December 2003 Complete Application Filed

  Priority application(s): 2002/0539 13.09.02 BE

20 May 2004 Application Open to Public Inspection

  Published as AU-B-2003265746

30 October 2008 Application Accepted

  Published as AU-B-2003265746

26 February 2009 Standard Patent Sealed

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