EROSION RESISTANT COATING ON A SPARK PLUG ELECTRODE - Patent 0741925

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EP 0 741 925 A1

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(43)	Date of publication:
	13.11.1996 Bulletin 1996/46

(21)	Application number: 95906424.0

(22)	Date of filing: 25.01.1995

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International Patent Classification (IPC):

B23K 35/ 02^{( . )}
C23C 8/ 68^{( . )}
C23C 12/ 02^{( . )}
C23C 26/ 02^{( . )}
H01T 21/ 02^{( . )}

B23K 35/ 32^{( . )}
C23C 10/ 04^{( . )}
C23C 26/ 00^{( . )}
H01T 13/ 39^{( . )}

(86)	International application number:
	PCT/GB1995/000143

(87)	International publication number:
	WO 1995/020256 (27.07.1995 Gazette 1995/32)

(84)	Designated Contracting States:
	DE FR GB

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Priority:

25.01.1994 GB 19940001406
10.06.1994 GB 19940011712

(71)	Applicants:
	FORD MOTOR COMPANY LIMITED Brentwood, Essex CM13 3BW (GB) FORD-WERKE AKTIENGESELLSCHAFT 50735 Köln (DE) FORD FRANCE S. A. 92506 Rueil-Malmaison Cédex (FR)

(72)	Inventors:
	FAWCETT, Nigel, Philip, Harold Greenwich London SE10 9JH (GB) KNOWLES, Richard, Hardy Harlington Hayes Middlesex UB3 5EW (GB)

(74)	Representative: Messulam, Alec Moses
	A. Messulam & Co. 24 Broadway Leigh-on-Sea Essex SS9 1BN Leigh-on-Sea Essex SS9 1BN (GB)

(54)	EROSION RESISTANT COATING ON A SPARK PLUG ELECTRODE