(19)
(11) EP 3 080 387 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:
06.03.2019 Bulletin 2019/10

(45) Mention of the grant of the patent:
12.12.2018 Bulletin 2018/50

(21) Application number: 14815299.4

(22) Date of filing: 12.12.2014
(51) International Patent Classification (IPC): 
E21B 33/12(2006.01)
E21B 34/06(2006.01)
E21B 43/14(2006.01)
E21B 7/06(2006.01)
 E21B 33/14(2006.01)
E21B 43/10(2006.01)
E21B 43/26(2006.01)
E21B 41/00(2006.01)
(86) International application number:
PCT/EP2014/077511
(87) International publication number:
WO 2015/086797 (18.06.2015 Gazette 2015/24)

(54)

DOWNHOLE COMPLETION SYSTEM AND METHOD

BOHRLOCHABSCHLUSSSYSTEM UND -VERFAHREN

SYSTÈME ET PROCÉDÉ DE COMPLÉTION DE FOND DE TROU

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 13.12.2013 EP 13197124

(43) Date of publication of application:
19.10.2016 Bulletin 2016/42

(73) Proprietor: Welltec Oilfield Solutions AG
6300 Zug (CH)

(72) Inventor:
  • HAZEL, Paul
    Aberdeen, Aberdeenshire AB41 7JQ (GB)

(74) Representative: Hoffmann Dragsted A/S 
Rådhuspladsen 16
1550 Copenhagen V
1550 Copenhagen V (DK)


(56) References cited: : 
WO-A1-00/46484
US-A1- 2005 241 831
 US-A- 5 474 131
US-A1- 2007 034 384
   
       
    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).