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(11)

EP 1 064 660 A1

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(43) Date of publication: 03.01.2001 Bulletin 2001/01 (21) Application number: 99905767.2 (22) Date of filing: 04.02.1999

(51) International Patent Classification (IPC)7: H01F 1/153, C21D 6/00 (86) International application number: PCT/US9902/494 (87) International publication number: WO 9940/594 (12.08.1999 Gazette 1999/32)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 04.02.1998 US 18801 (71) Applicant: AlliedSignal Inc. Morristown,New Jersey 07962-2245 (US)	(72) Inventors: LIEBERMANN, Howard, H. Succasunna, NJ 07876 (US) DECRISTOFARO, Nicholas, J. Chatham, NJ 07928 (US) (74) Representative: Sturm, Christoph  Honeywell Holding AG,Rechts- und Patentabteilung,Kaiserleistrasse 39 63067 Offenbach am Main 63067 Offenbach am Main (DE)