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Machine translation
1. (WO2008102138) CROSSLINKED ACIDS COMPRISING DERIVATIZED XANTHAN AND SUBTERRANEAN ACIDIZING APPLICATIONS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2008/102138    International Application No.:    PCT/GB2008/000591
Publication Date: 28.08.2008 International Filing Date: 20.02.2008
IPC:
C09K 8/08 (2006.01), C09K 8/528 (2006.01), C09K 8/72 (2006.01)
Applicants: HALLIBURTON ENERGY SERVICES, INC. [US/US]; P.O. Box 1431, Duncan, OK 73533 (US) (For All Designated States Except US).
WELTON, Thomas, D. [US/US]; (US) (For US Only).
CURTIS, Philip, Anthony [GB/GB]; (GB) (MW only)
Inventors: WELTON, Thomas, D.; (US)
Agent: CURTIS, Philip, Anthony; A.A. Thornton & Co., 235 High Holborn, London WC1V 7LE (GB)
Priority Data:
11/709,551 22.02.2007 US
11,709,552 22.02.2007 US
Title (EN) CROSSLINKED ACIDS COMPRISING DERIVATIZED XANTHAN AND SUBTERRANEAN ACIDIZING APPLICATIONS
(FR) ACIDES RÉTICULÉS COMPRENANT DU XANTHANE DÉRIVÉ ET APPLICATIONS D'ACIDIFICATION SOUTERRAINES
Abstract: front page image
(EN)Methods are disclosed herein including, in one embodiment, the method comprising: providing a fluid that comprises an acid, crosslinked oxidized xanthan, and optionally, a base fluid; placing the fluid in a well bore penetrating a subterranean formation; and allowing the fluid to acidize at least a portion of the formation or damage contained therein. In another embodiment, herein provided is a fluid for subterranean uses comprising an acid and crosslinked, oxidized xanthan.
(FR)La présente invention concerne des procédés consistant, selon un mode de réalisation, à utiliser un fluide contenant un acide, du xanthane oxydé réticulé et éventuellement un fluide de base; à placer le fluide dans un puits de forage creusé dans une formation souterraine; et à laisser le fluide acidifier au moins une partie de la formation ou les substances endommageant la formation présentes dans celle-ci. Selon un autre mode de réalisation, cette invention concerne un fluide pour utilisations souterraines contenant un acide et du xanthane oxydé réticulé.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MT, NL, NO, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)