METHOD AND APPARATUS FOR HEATING DRILLING AND/OR COMPLETION FLUIDS ENTERING OR LEAVING A WELL BORE DURING OIL AND GAS EXPLORATION AND PRODUCTION - Patent 1787004

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EP 1 787 004 A1

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(43)	Date of publication:
	23.05.2007 Bulletin 2007/21

(21)	Application number: 04781876.0

(22)	Date of filing: 23.08.2004

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International Patent Classification (IPC):

E21B 21/01^(2006.01)

(86)	International application number:
	PCT/US2004/027275

(87)	International publication number:
	WO 2006/022735 (02.03.2006 Gazette 2006/09)

(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: Lopez, Perry A.
	Lafayette, LA 70506 (US)

(72)	Inventor:
	Lopez, Perry A. Lafayette, LA 70506 (US)

(74)	Representative: Harrison Goddard Foote
	Belgrave Hall Belgrave Street Leeds LS2 8DD Leeds LS2 8DD (GB)

(54)	METHOD AND APPARATUS FOR HEATING DRILLING AND/OR COMPLETION FLUIDS ENTERING OR LEAVING A WELL BORE DURING OIL AND GAS EXPLORATION AND PRODUCTION