(19)

(11)

EP 1 090 155 A1

(12)

(43) Date of publication: 11.04.2001 Bulletin 2001/15 (21) Application number: 99930453.8 (22) Date of filing: 22.06.1999

(51) International Patent Classification (IPC)7: C22C 19/05, H01T 13/39 (86) International application number: PCT/US9913/891 (87) International publication number: WO 0000/652 (06.01.2000 Gazette 2000/01)

(84) Designated Contracting States: BE DE FR GB IE IT SE (30) Priority: 30.06.1998 US 107122 (71) Applicant: FEDERAL-MOGUL CORPORATION SouthfieldMichigan 48034 (US)	(72) Inventors: INGHAM, Robert, S. Toledo, OH 43606-2436 (US) BRYANT, Read Tucson, AZ 85742 (US) (74) Representative: Hammersley, John et al Urquhart-Dykes & LordEuropean Patent AttorneysGreg's Buildings1 Booth Street Manchester M2 4DU Manchester M2 4DU (GB)