(19)
(11) EP 2 970 753 A1

(12)

(43) Date of publication:
20.01.2016 Bulletin 2016/03

(21) Application number: 14768919.4

(22) Date of filing: 14.03.2014
(51) International Patent Classification (IPC): 
C09K 8/68(2006.01)
(86) International application number:
PCT/US2014/029079
(87) International publication number:
WO 2014/153102 (25.09.2014 Gazette 2014/39)
(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: 14.03.2013 US 201313829434
14.03.2013 US 201313829495
14.06.2013 US 201313918166
14.06.2013 US 201313918155
28.02.2014 US 201461946176 P

(71) Applicant: Cesi Chemical Inc.
Houston, TX 77064 (US)

(72) Inventors:
  • CHAMPAGNE, Lakia, M.
    The Woodlands, TX 77381 (US)
  • FURSDON-WELSH, Angus
    Magnolia, TX 77354 (US)
  • LETT, Nathan, L.
    Cypress, TX 77429 (US)
  • GREEN, Maria, Elizabeth
    Conroe, TX 77303 (US)
  • GERMACK, David
    The Woodlands, TX 77384 (US)
  • DISMUKE, Keith Ingram
    Katy, Texas 77450 (US)
  • HILL, Randall M.
    The Woodlands, Texas 77380 (US)
  • ZELENEV, Andrei
    Spring, Texas 77382 (US)
  • SILAS, James
    College Station, Texas 77845 (US)
  • HAMMOND, Charles Earl
    Sugar Land, Texas 77479 (US)
  • PURSLEY, John T.
    Highlands Ranch, Colorado 80126 (US)
  • PENNY, Glenn S
    Lakewood, Colorado 80227 (US)
  • BRYAN, Michael A.
    Spring, Texas 77373 (US)
  • GONZALEZ-ROLDAN, Monica
    Conroe, Texas 77384 (US)
  • SOEUNG, Melinda
    Houston, Texas 77038 (US)
  • SABOOWALA, Hasnain
    Houston, Texas 77007 (US)
  • MAST, Nicole
    Spring, Texas 77373 (US)
  • HUGHES, Joby
    Houston, Texas 77019 (US)

(74) Representative: Hertin und Partner Rechts- und Patentanwälte PartG mbB 
Kurfürstendamm 54/55
10707 Berlin
10707 Berlin (DE)

   


(54) METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS