A METHOD OF FORMING A CAVITY IN THE CASTING OF PREFERABLY PARALLEL EARTH WALLS, A SLEEVE FOR EMBEDDING IN CONCRETE, AND A USE AS WELL AS A METHOD OF MAKING SUCH A SLEEVE - Patent 1309763

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EP 1 309 763 A1

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(43)	Date of publication:
	14.05.2003 Bulletin 2003/20

(21)	Application number: 01960195.4

(22)	Date of filing: 17.08.2001

(51)	International Patent Classification (IPC)⁷: E04G 15/00 // E04G17:00

(86)	International application number:
	PCT/DK0100/545

(87)	International publication number:
	WO 0201/4624 (21.02.2002 Gazette 2002/08)

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

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Priority:

17.08.2000 DK 200001221

(71)	Applicant: PRO Collection APS
	8000 Aarhus C (DK)

(72)	Inventor:
	SORENSEN, Flemming, Lykke DK-8541 Skodstrup (DK)

(74)	Representative: Sundien, Thomas et al
	Hofman-Bang Zacco A/S,Aboulevarden 17,P.O. Box 5020 8100 Aarhus C 8100 Aarhus C (DK)

(54)	A METHOD OF FORMING A CAVITY IN THE CASTING OF PREFERABLY PARALLEL EARTH WALLS, A SLEEVE FOR EMBEDDING IN CONCRETE, AND A USE AS WELL AS A METHOD OF MAKING SUCH A SLEEVE