METHOD AND SYSTEM FOR INSTALLING AND MAINTAINING A PIPELINE WHILE MINIMIZING ASSOCIATED GROUND DISTURBANCE - Patent 1784555

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EP 1 784 555 A1

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(43)	Date of publication:
	16.05.2007 Bulletin 2007/20

(21)	Application number: 04782642.5

(22)	Date of filing: 30.08.2004

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International Patent Classification (IPC):

E21B 29/12^(2006.01)

(86)	International application number:
	PCT/US2004/028208

(87)	International publication number:
	WO 2006/025829 (09.03.2006 Gazette 2006/10)

(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

(71)	Applicant: Anadarko Petroleum Corporation
	The Woodlands, TX 77380 (US)

(72)	Inventors:
	MILLHEIM, Keith, K. The Woodlands, TX 77381 (US) KADASTER, Ali, G. The Woodlands, TX 77382 (US)

(74)	Representative: Hess, Peter K. G.
	Patent- und Rechtsanwälte Bardehle . Pagenberg . Dost . Altenburg . Geissler Postfach 86 06 20 81633 München 81633 München (DE)

(54)	METHOD AND SYSTEM FOR INSTALLING AND MAINTAINING A PIPELINE WHILE MINIMIZING ASSOCIATED GROUND DISTURBANCE