A VALVE UNIT FOR REGULATING THE FLOW-RATE OF FUEL GAS IN DEPENDENCE ON THE FLOW-RATE OF WATER, PARTICULARLY FOR WATER HEATERS - Patent 1218672

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EP 1 218 672 A1

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(43)	Date of publication:
	03.07.2002 Bulletin 2002/27

(21)	Application number: 00954460.2

(22)	Date of filing: 10.07.2000

(51)	International Patent Classification (IPC)⁷: F23N 1/08, F23N 1/00

(86)	International application number:
	PCT/EP0006/529

(87)	International publication number:
	WO 0125/693 (12.04.2001 Gazette 2001/15)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

01.10.1999 IT PD990215

(71)	Applicant: OP Controls S.P.A.
	35020 Pernumia (IT)

(72)	Inventors:
	GRANDO, Maurizio I-30100 Chirignago (IT) BORTOLIERO, Michele I-35043 Monselice (IT) GALLOCCHIO, Vanni I-35036 Montegrotto Terme (IT)

(74)	Representative: Cantaluppi, Stefano
	Cantaluppi & Partners S.r.l.Via Matteotti 26 35137 Padova 35137 Padova (IT)

(54)	A VALVE UNIT FOR REGULATING THE FLOW-RATE OF FUEL GAS IN DEPENDENCE ON THE FLOW-RATE OF WATER, PARTICULARLY FOR WATER HEATERS