Apparatus and system for through flow of a fluid

(19)

(11)

EP 1 469 133 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	04.01.2006 Bulletin 2006/01

(43)	Date of publication A2:
	20.10.2004 Bulletin 2004/43

(21)	Application number: 04252163.3

(22)	Date of filing: 13.04.2004

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International Patent Classification (IPC):

E03F 1/00^(2006.01)

(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 PL PT RO SE SI SK TR
	Designated Extension States:
	AL HR LT LV MK

(30)

Priority:

14.04.2003 GB 0308587

(71)	Applicant: Polypipe Civils Limited
	Loughborough, Leicestershire LE11 ORE (GB)

(72)	Inventors:
	Ramella, Stuart Loughborough Leicestershire, LE11 4NX (GB) Shingleton, Jason Tamworth Staffordshire B77 1HS (GB) Coupe, Kevin Donington Le Heath Coalville LE67 6HU (GB)

(74)	Representative: Johnson, Terence Leslie
	Marks & Clerk Incorporating Edward Evans Barker 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)

(54)	Apparatus and system for through flow of a fluid

(57) Apparatus 1, providing through flow of fluid, comprising a base unit 2 to receive a fluid, having a base 3 and boundary walls 4 rising therefrom to define an open top 5 opposite the base 3, and a substantially planar closure 6 for the open top 5, which closure 6 is adapted for passage of fluid therethrough, there being respective means 7, 8 of the base unit 2 and closure 6 for interengagement of the base unit and closure whereby when the interengagement means 7, 8 are interengaged, a closed unit 9 is obtained.

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