(19)
(11) EP 3 074 107 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:
12.08.2020 Bulletin 2020/33

(45) Mention of the grant of the patent:
27.05.2020 Bulletin 2020/22

(21) Application number: 14821337.4

(22) Date of filing: 21.11.2014
(51) International Patent Classification (IPC): 
B01D 17/02(2006.01)
C09K 8/36(2006.01)
 B01D 17/04(2006.01)
E21B 43/00(2006.01)
(86) International application number:
PCT/US2014/066773
(87) International publication number:
WO 2015/080961 (04.06.2015 Gazette 2015/22)

(54)

METHOD TO SEPARATE BRINE FROM INVERT EMULSIONS USED IN DRILLING AND COMPLETION FLUIDS

VERFAHREN ZUR TRENNUNG VON SOLE AUS INVERTEMULSIONEN ZUM BOHREN UND FÜR KOMPLETIONSSPÜLUNGEN

PROCÉDÉ PERMETTANT DE SÉPARER DE LA SAUMURE À PARTIR D'ÉMULSIONS INVERSES UTILISÉES DANS DES FLUIDES DE FORAGE ET DE COMPLÉTION

(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: 27.11.2013 US 201361909754 P
27.02.2014 US 201461945303 P

(43) Date of publication of application:
05.10.2016 Bulletin 2016/40

(73) Proprietor: Sinomine Resources (US) Inc.
Boston, MA 02210-2019 (US)

(72) Inventors:
  • KAMINSKI, Lauren J.
    Aberdeen AB116XP (GB)
  • HOWARD, Siv K.
    Billerica, MA 01821 (US)
  • SHARMA, Ravi
    Acton, MA 01720 (US)
  • GRZYBEK, Lukasz
    Billerica, MA 01821 (US)

(74) Representative: Barker Brettell LLP 
100 Hagley Road Edgbaston
Birmingham B16 8QQ
Birmingham B16 8QQ (GB)


(56) References cited: : 
WO-A1-2013/009744
GB-A- 2 489 764
US-A- 3 928 194
US-A1- 2004 209 781
US-A1- 2008 135 302
US-B2- 6 790 811
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US-A- 3 580 844
US-A1- 2004 094 483
US-A1- 2007 261 848
US-A1- 2011 309 001
   
       
    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).