METHOD AND SYSTEM FOR STEPWISE VARYING FLUID FLOW IN A WELL - Patent 1297243

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EP 1 297 243 A1

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(43)	Date of publication:
	02.04.2003 Bulletin 2003/14

(21)	Application number: 01960458.6

(22)	Date of filing: 03.07.2001

(51)	International Patent Classification (IPC)⁷: E21B 34/06

(86)	International application number:
	PCT/EP0107/629

(87)	International publication number:
	WO 0200/2907 (10.01.2002 Gazette 2002/02)

(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:

03.07.2000 EP 00305615

(71)	Applicant: SHELL INTERNATIONALE RESEARCHMAATSCHAPPIJ B.V.
	2596 HR Den Haag (NL)

(72)	Inventor:
	BERGREN, Frank, Edward NL-2288 GD Rijswijk (NL)

(54)	METHOD AND SYSTEM FOR STEPWISE VARYING FLUID FLOW IN A WELL