MULTISTAGE PUMP, PARTICULARLY OF THE IMMERSION TYPE - Patent 1509700

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EP 1 509 700 A1

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(43)	Date of publication:
	02.03.2005 Bulletin 2005/09

(21)	Application number: 03727746.4

(22)	Date of filing: 14.05.2003

(51)	International Patent Classification (IPC)⁷: F04D 1/06, F04D 29/42, F04D 29/62

(86)	International application number:
	PCT/IB2003/001872

(87)	International publication number:
	WO 2003/098049 (27.11.2003 Gazette 2003/48)

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

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Priority:

15.05.2002 IT VI20020095

(71)	Applicant: Vertical S.R.L.
	36031 Dueville (IT)

(72)	Inventor:
	FORNASA, Riccardo I-36045 Lonigo (IT)

(74)	Representative: Vannini, Mario et al
	Maroscia & Associati S.r.l.Contra' S. Caterina, 29 36100 Vicenza 36100 Vicenza (IT)

(54)	MULTISTAGE PUMP, PARTICULARLY OF THE IMMERSION TYPE