(19)
(11)EP 2 820 236 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:
17.07.2019 Bulletin 2019/29

(45)Mention of the grant of the patent:
12.06.2019 Bulletin 2019/24

(21)Application number: 13755873.0

(22)Date of filing:  14.02.2013
(51)Int. Cl.: 
E21B 43/12  (2006.01)
E21B 34/10  (2006.01)
(86)International application number:
PCT/US2013/026032
(87)International publication number:
WO 2013/130272 (06.09.2013 Gazette  2013/36)

(54)

ADJUSTABLE FLOW CONTROL DEVICE

EINSTELLBARE DURCHFLUSSREGELUNGSVORRICHTUNG

DISPOSITIF DE COMMANDE D'ÉCOULEMENT RÉGLABLE


(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: 29.02.2012 US 201213408861

(43)Date of publication of application:
07.01.2015 Bulletin 2015/02

(73)Proprietor: Halliburton Energy Services Inc.
Houston, Texas 77032 (US)

(72)Inventors:
  • GRECI, Stephen Michael
    Little Elm, Texas 75068 (US)
  • HOLDERMAN, Luke William
    Richardson, Texas 75082 (US)
  • LOPEZ, Jean Marc
    Plano, Texas 75025 (US)
  • FRANKLIN, Matthew Earl
    Lewisville, Texas 75056 (US)

(74)Representative: Bennett, Adrian Robert J. et al
A.A. Thornton & Co. 10 Old Bailey
London EC4M 7NG
London EC4M 7NG (GB)


(56)References cited: : 
EP-A1- 1 672 167
WO-A1-2011/100176
US-A1- 2007 012 454
US-A1- 2008 283 238
US-A1- 2009 151 925
EP-A2- 2 378 057
US-A- 1 536 348
US-A1- 2008 041 580
US-A1- 2009 084 556
US-B2- 7 419 002
  
      
    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).