TELESCOPIC COLUMN PIPE TO BE LOCATED IN THE GROUND

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(11)

EP 0 177 604 A1

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(43)	Date of publication:
	16.04.1986 Bulletin 1986/16

(21)	Application number: 85902208.0

(22)	Date of filing: 24.04.1985

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International Patent Classification (IPC):

E03F 5/ 02^{( . )}

(86)	International application number:
	PCT/SE1985/000185

(87)	International publication number:
	WO 1985/004920 (07.11.1985 Gazette 1985/24)

(84)	Designated Contracting States:
	AT BE CH DE FR GB IT LI LU NL SE

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Priority:

24.04.1984 SE 19840002225

(71)	Applicant: UPONOR AB
	S-513 00 Fristad (SE)

(72)	Inventor:
	SKÖNVALL, Tage S-520 15 Hökerum (SE)

(54)	TELESCOPIC COLUMN PIPE TO BE LOCATED IN THE GROUND