Method for cleaning water heating elements, in particular armoured resistance elements - Patent 0909934

(19)

(11)

EP 0 909 934 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	31.05.2000 Bulletin 2000/22

(43)	Date of publication A2:
	21.04.1999 Bulletin 1999/16

(21)	Application number: 98119206.5

(22)	Date of filing: 12.10.1998

(51)	International Patent Classification (IPC)⁷: F28G 3/04

(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:

17.10.1997 IT VE970045

(71)	Applicant: I.R.C.A. S.p.A. INDUSTRIA RESISTENZE CORAZZATE E AFFINI
	I-31020 San Vendemiano (Treviso) (IT)

(72)	Inventors:
	Crestani, Maurizio 31029 Vittorio Veneto (IT) Fiallo, Luca 31029 Vittorio Veneto (IT) Pezza, Mario 31029 Vittorio Veneto (IT)

(74)	Representative: Piovesana, Paolo
	Corso del Popolo, 70 30172 Venezia-Mestre 30172 Venezia-Mestre (IT)

(54)	Method for cleaning water heating elements, in particular armoured resistance elements

(57) A method for cleaning water heating elements, in particular armoured resistance elements (4), characterised in that the cleaning is carried out by mechanical abrasion.