(19)
(11) EP 1 753 934 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
29.09.2010 Bulletin 2010/39

(45) Mention of the grant of the patent:
09.06.2010 Bulletin 2010/23

(21) Application number: 05743938.2

(22) Date of filing: 26.05.2005
(51) International Patent Classification (IPC): 
E21B 17/20(2006.01)
 E21B 47/12(2006.01)
(86) International application number:
PCT/IB2005/051734
(87) International publication number:
WO 2005/116388 (08.12.2005 Gazette 2005/49)

(54)

SYSTEM AND METHODS USING FIBER OPTICS IN COILED TUBING

SYSTEM UND VERFAHREN ZUM EINSATZ VON FASEROPTIK IN GEWICKELTEN ROHRSTRÄNGEN

SYSTEME ET PROCEDES CONSISTANT A UTILISER DES FIBRES OPTIQUES DANS UN TUBE D'INTERVENTION

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

(30) Priority: 28.05.2004 US 575327 P
23.05.2005 US 135314

(43) Date of publication of application:
21.02.2007 Bulletin 2007/08

(73) Proprietors:
  • Services Pétroliers Schlumberger
    75007 Paris (FR)
    Designated Contracting States:
    FR 
  • Schlumberger Holdings Limited
    Road Town, Tortola (VG)
    Designated Contracting States:
    GB NL 
  • Schlumberger Technology B.V.
    2514 JG The Hague (NL)
    Designated Contracting States:
    LT PL AT BE BG CH LI CY CZ DE DK EE ES FI GR HU IE IS IT LU MC PT RO SE SI SK TR 

(72) Inventors:
  • LOVELL, John R.
    Houston, TX 77006 (US)
  • GAY, Michael G.
    Dickinson, TX 77539 (US)
  • ADNAN, Sarmad
    Sugar Land, TX 77479 (US)
  • ZEMLAK, Kean
    Edmonton, Alberta T6M 1W6 (CA)

(74) Representative: Rzaniak, Martin et al
Etudes & Productions Schlumberger Service Propriété Intellectuelle 1, rue Henri Becquerel, BP 202
92142 Clamart
92142 Clamart (FR)


(56) References cited: : 
GB-A- 2 275 953
US-A1- 2002 007 945
 US-A- 6 009 216
US-B1- 6 192 983
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).