METHOD AND APPARATUS FOR MONITORING UNBURNED PARTICULATE ACCUMULATION IN THE EXHAUST DUCT OF A COMBUSTION SYSTEM - Patent 0138804

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EP 0 138 804 A1

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(43)	Date of publication:
	02.05.1985 Bulletin 1985/18

(21)	Application number: 83901011.0

(22)	Date of filing: 07.02.1983

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International Patent Classification (IPC):

F23M 11/ 04^{( . )}
G01K 3/ 00^{( . )}

F23N 5/ 00^{( . )}

(86)	International application number:
	PCT/US1983/000163

(87)	International publication number:
	WO 1984/003163 (16.08.1984 Gazette 1984/20)

(84)	Designated Contracting States:
	AT BE CH DE FR GB LI LU NL SE

(71)	Applicants:
	JOHNSON, Thomas A. Ann Arbor, MI 48103 (US) DEMOREST, Donald R. Fenton, MI 48420 (US) THIELEMANS, Michael J. Novi, MI 48050 (US)

(72)	Inventors:
	JOHNSON, Thomas A. Ann Arbor, MI 48103 (US) DEMOREST, Donald R. Fenton, MI 48420 (US) THIELEMANS, Michael J. Novi, MI 48050 (US)

(54)	METHOD AND APPARATUS FOR MONITORING UNBURNED PARTICULATE ACCUMULATION IN THE EXHAUST DUCT OF A COMBUSTION SYSTEM