METHOD AND ARRANGEMENT FOR RENOVATING WELL, AND INNER CASING ELEMENT OF WELL - Patent 1608822

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EP 1 608 822 A1

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(43)	Date of publication:
	28.12.2005 Bulletin 2005/52

(21)	Application number: 04719473.3

(22)	Date of filing: 11.03.2004

(51)	International Patent Classification (IPC)⁷: E03F 5/02, E02D 29/12

(86)	International application number:
	PCT/FI2004/000141

(87)	International publication number:
	WO 2004/081305 (23.09.2004 Gazette 2004/39)

(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 LT LV MK

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Priority:

14.03.2003 FI 20030390

(71)	Applicant: Uponor Innovation AB
	513 81 Fristad (SE)

(72)	Inventor:
	HIPPELÄINEN, Esko FI-15200 Lahti (FI)

(74)	Representative: Huhtanen, Ossi Jaakko
	Kolster Oy AB, Iso Roobertinkatu 23, P.O. Box 148 00121 Helsinki 00121 Helsinki (FI)

(54)	METHOD AND ARRANGEMENT FOR RENOVATING WELL, AND INNER CASING ELEMENT OF WELL