(19)
(11) EP 1 534 928 A1

(12)

(43) Date of publication:
01.06.2005 Bulletin 2005/22

(21) Application number: 02761545.9

(22) Date of filing: 03.09.2002
(51) International Patent Classification (IPC)7E21B 47/16, E21B 47/12
(86) International application number:
PCT/US2002/027861
(87) International publication number:
WO 2004/022915 (18.03.2004 Gazette 2004/12)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(71) Applicant: Halliburton Energy Services, Inc.
Carrollton, TX 75006 (US)

(72) Inventors:
  • KYLE, Donald, G.
    Plano, TX 75023 (US)
  • WRIGHT, Adam, D.
    Dallas, TX 75287 (US)
  • NIVENS, Harold, W.
    Runaway Bay, TX 75426 (US)
  • MCCONNEL, Kenny, L.
    Lewisville, TX 75077 (US)
  • SHAH, Vimal, V.
    Sugarland, TX 77479 (US)
  • VAN EMPELEN, Eric, H.
    NL-2105 SM Heemstede (NL)

(74) Representative: Curtis, Philip Anthony et al
A.A. Thornton & Co.,235 High Holborn
London WC1V 7LE
London WC1V 7LE (GB)

   


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