Multi-frequency heat treatment of a workpiece by induction heating

Details for Australian Patent Application No. 2005239590 (hide)

Owner Inductoheat, Inc.

Inventors Rudnev, Valery I.; Loveless, Don L.

Agent Mallesons

Pub. Number AU-B-2005239590

PCT Pub. Number WO2005/107325

Priority 60/564,083 21.04.04 US

Filing date 21 April 2005

Wipo publication date 10 November 2005

Acceptance publication date 3 March 2011

International Classifications

H05B 6/10 (2006.01) Heating by electric, magnetic, or electromagnetic fields - Induction heating apparatus, other than furnaces, for specific applications

C21D 1/42 (2006.01) General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering - Induction heating

H05B 6/36 (2006.01) Heating by electric, magnetic, or electromagnetic fields - Coil arrangements

H05B 6/40 (2006.01) Heating by electric, magnetic, or electromagnetic fields

C21D 9/32 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for gear wheels, worm wheels, or the like

C21D 9/60 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - with induction heating

Event Publications

19 October 2006 PCT application entered the National Phase

  PCT publication WO2005/107325 Priority application(s): WO2005/107325

3 March 2011 Application Accepted

  Published as AU-B-2005239590

30 June 2011 Standard Patent Sealed

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