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1. (WO2017189745) DRILLING SYSTEM USING DRILL BEADS AND METHOD OF USING AND RECOVERING THE SAME
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2017/189745    International Application No.:    PCT/US2017/029670
Publication Date: 02.11.2017 International Filing Date: 26.04.2017
IPC:
C09K 8/03 (2006.01), E21B 21/00 (2006.01), E21B 21/06 (2006.01)
Applicants: ALLEN, Barrett [US/US]; (US)
Inventors: ALLEN, Barrett; (US)
Agent: BROCKHAUS, Marc, A.; (US)
Priority Data:
62/328,382 27.04.2016 US
Title (EN) DRILLING SYSTEM USING DRILL BEADS AND METHOD OF USING AND RECOVERING THE SAME
(FR) SYSTÈME DE FORAGE UTILISANT DES PERLES DE FORAGE ET PROCÉDÉ D'UTILISATION ET DE RÉCUPÉRATION DE CELLES-CI
Abstract: front page image
(EN)A method to recover drill beads from a drilling fluid used in a drilling operation comprising the steps of: directing a drilling fluid containing drill beads into a drill string positioned in a well bore, the drill beads having magnetic properties; recovering the drilling fluid containing at least a portion of the drill beads from the well bore; and magnetically separating the drill beads from the drilling fluid.
(FR)Procédé pour récupérer des perles de forage d'un fluide de forage utilisé lors d'une opération de forage comprenant les étapes consistant à : diriger un fluide de forage contenant des perles de forage dans un train de tiges de forage positionné dans un puits de forage, les perles de forage ayant des propriétés magnétiques ; récupérer le fluide de forage contenant au moins une partie des perles de forage du puits de forage ; et séparer magnétiquement les perles de forage du fluide de forage.
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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, 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, SA, 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, ST, 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, KM, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)