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1. (WO2013126219) MODIFIED PARTICULATE WEIGHTING AGENTS AND METHODS OF USING THE SAME
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2013/126219    International Application No.:    PCT/US2013/025309
Publication Date: 29.08.2013 International Filing Date: 08.02.2013
IPC:
C09K 8/03 (2006.01), C09K 8/48 (2006.01), C09K 8/60 (2006.01), C09K 8/62 (2006.01), C09K 8/72 (2006.01)
Applicants: HALLIBURTON ENERGY SERVICES, INC. [US/US]; 10200 Bellaire Boulevard Houston, Texas 77072 (US)
Inventors: RINCON-TORRES, Marco Tulio; (GB)
Agent: KAISER, Iona; McDermott Will & Emery LLP The McDermott Building 500 North Capitol Street, N.W. Washington, D.C. 20001 (US)
Priority Data:
13/403,079 23.02.2012 US
Title (EN) MODIFIED PARTICULATE WEIGHTING AGENTS AND METHODS OF USING THE SAME
(FR) AGENTS ALOURDISSANTS PARTICULAIRES MODIFIÉS ET LEURS PROCÉDÉS D'UTILISATION
Abstract: front page image
(EN)In subterranean operations, additives used in treatment fluids such as drilling and cementing fluids include weighting agents; a method includes the steps of providing a treatment fluid for use in a subterranean formation comprising a weighting agent, the weighting agent comprising a micronized metal oxide particle and a polymer linked to the metal oxide particle, the method including introducing the treatment fluid into the subterranean formation.
(FR)Selon l'invention, dans des opérations souterraines, des additifs utilisés dans des fluides de traitement tels que des fluides de forage et de cimentation comprennent des agents alourdissants ; un procédé comprend les étapes consistant à fournir un fluide de traitement devant être utilisé dans une formation souterraine comprenant un agent alourdissant, l'agent alourdissant comprenant une particule d'oxyde métallique micronisée et un polymère lié à la particule d'oxyde métallique, le procédé consistant à introduire le fluide de traitement dans la formation souterraine.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, 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, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, 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)