Patent SG-11201811069P-A (SG)
Title: Depassivation of completion tool batteries
Inventor: FRIPP MICHAEL
IPC: E21B41/00
Filed: 2016-08-09
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization 1 Ill 11111 0 11101 010 11111 01 110 1 0 0111111 11011101 H110 11110 IIE OEN International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\"1 WO 2018/030998 Al 15 February 2018 (15.02.2018) WIP0 I PCT (51) International Patent Classification: EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, E21B 41/00 (2006.01) E21B 47/02 (2006.01) HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, E21B 21/08 (2006.01) LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, (21) International Application Number: MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PCT/US2016/046182 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, (22) International Filing Date: UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. 09 August 2016 (09.08.2016) (84) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind of regional protection available): ARIPO (BW, GH, (26) Publication Language: English GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, (71) Applicant: HALLIBURTON ENERGY SERVICES, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, INC. [US/US]; 3000 N. Sam Houston Parkway E., Hous- EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, ton, TX 77032-3219 (US). MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, (72) Inventors: FRIPP, Michael, Linley; 3826 Cemetery Hill KM, ML, MR, NE, SN, TD, TG). Road, Carrollton, TX 75007 (US). WALTON, Zachary, William; 2204 Southern Court, Carrollton, TX 75006 (US). Declarations under Rule 4.17: MERRON, Matthew, James; 2705 Carmel Drive, Carroll- ton, TX 75006 (US). — of inventorship (Rule 4.17(iv)) — Published: (74) Agent: PENNINGTON, Tammy, M. et al.; Baker Botts LLP, 910 Louisiana Street, Houston, TX 77002 (US). = Designated States (unless otherwise indicated, for every = (81) kind of national protection available): 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, = (54) Title: DEPASSIVATION OF COMPLETION TOOL BATTERIES c ---20 (57) : Methods and systems for depassivating completion tool batteries are provided. In one embodiment, the methods com- prise: providing a completion tool disposed within a wellbore pen- etrating at least a portion of a subterranean formation, wherein the — = - _ 2 1 RUN COMPLETION WITH completion tool is electrically coupled to an at least partially passi- BATTERY-POWERED COMPLETION TOOL vated lithium battery; depassivating the at least partially passivated = - lithium battery in the wellbore by discharging the lithium battery; and powering the completion tool with the at least partially depassi- _ ._ = = 22 23 24 -• vated lithium battery. = MEASURE OF RESISTANCE DEPASSIVATE RESISTANCE = IS HIGH BATTERY 1_ - THE BATTERY = - 25 - ,_ RESISTANCE IS LOW 11 GC CD 27 - N RECE CO IV EZI A R NT S CD . © M © 26 - OPERATE COMPLETION TOOL 11 0 FIG. 2 N C