(19)
(11) EP 2 809 741 A1

(12)

(43) Date of publication:
10.12.2014 Bulletin 2014/50

(21) Application number: 13744247.1

(22) Date of filing: 29.01.2013
(51) International Patent Classification (IPC): 
C09K 8/40(2006.01)
C09K 8/467(2006.01)
C09K 8/38(2006.01)
 E21B 43/22(2006.01)
C09K 8/94(2006.01)
(86) International application number:
PCT/US2013/023591
(87) International publication number:
WO 2013/116198 (08.08.2013 Gazette 2013/32)
(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
Designated Extension States:
BA ME

(30) Priority: 02.02.2012 US 201213364770

(71) Applicant: Halliburton Energy Services, Inc.
Houston, TX 77072 (US)

(72) Inventors:
  • SAINI, Rajesh
    Cypress, TX 77433 (US)
  • NORMAN, Lewis
    Duncan, OK 73533 (US)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) NANOHYBRID PHASE INTERFACES FOR ALTERING WETTABILITY IN OIL FIELD APPLICATIONS