(19)
(11)EP 3 046 987 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:
26.06.2019 Bulletin 2019/26

(45)Mention of the grant of the patent:
01.05.2019 Bulletin 2019/18

(21)Application number: 14786741.0

(22)Date of filing:  19.09.2014
(51)International Patent Classification (IPC): 
C09K 8/56(2006.01)
C09K 8/80(2006.01)
(86)International application number:
PCT/US2014/056691
(87)International publication number:
WO 2015/042490 (26.03.2015 Gazette  2015/12)

(54)

USE OF ORGANOPHOSPHORUS CONTAINING COMPOSITES FOR USE IN WELL TREATMENT OPERATIONS

VERWENDUNG VON ORGANOPHOSPHOR MIT VERBUNDWERKSTOFFE BEI BOHRLOCHBEHANDLUNGSOPERATIONEN

UTILISATION DES COMPOSITES CONTENANT UN COMPOSÉ ORGANOPHOSPHORÉ DANS DES OPÉRATIONS DE TRAITEMENT DE PUITS


(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: 20.09.2013 US 201361880773 P
21.09.2013 US 201361880845 P
17.04.2014 US 201461981051 P
06.05.2014 US 201461989267 P

(43)Date of publication of application:
27.07.2016 Bulletin 2016/30

(73)Proprietor: Baker Hughes, a GE company, LLC
Houston, TX 77073 (US)

(72)Inventors:
  • MONROE, Terry D.
    Tomball, Texas 77377 (US)
  • BEALL, Brian B.
    Spring, Texas 77379 (US)
  • BESTAOUI-SPURR, Naima
    The Woodlands, Texas 77381 (US)
  • BHADURI, Sumit
    The Woodlands, Texas 77382 (US)
  • LANT, Kimberly
    Magnolia, Texas 77354 (US)
  • LE, Hoang
    Spring, Texas 77379 (US)
  • QU, Qi
    Spring, Texas 77379 (US)

(74)Representative: BRP Renaud & Partner mbB Rechtsanwälte Patentanwälte Steuerberater 
Königstraße 28
70173 Stuttgart
70173 Stuttgart (DE)


(56)References cited: : 
WO-A1-2008/131540
US-A1- 2010 167 965
US-A1- 2012 241 156
WO-A2-2006/056774
US-A1- 2012 088 699
  
      
    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).