Patent SG-11201806255X-A (SG)
Title: Packing element with timed setting sequence
Inventor: FARQUHAR GRAHAM
IPC: E21B33/128
Filed: 2016-06-24
Abstract: W O 20 17 / 2225 6 1 A2 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 28 December 2017 (28.12.2017) WIP0 I PCT omit VIII Hot o III om omonim Imo (10) International Publication Number WO 2017/222561 A2 154 (51) International Patent Classification: E21B 33/12 (2006.01) E21B 23/06 (2006.01) E21B 33/128 (2006.01) (21) International Application Number: PCT/US2016/039329 (22) International Filing Date: 24 June 2016 (24.06.2016) (25) Filing Language: English (26) Publication Language: English (71) Applicant: HALLIBURTON ENERGY SERVICES, INC. [US/US]; 3000 N. Sam Houston Pkwy E., Houston, TX 77032 (US). (72) Inventors: FARQUHAR, Graham; 50 High St. New Deer, Turriff, Aberdeenshire AB53 6SX (GB). OGILVIE, Max; 87 FFR Willowbank Road, Aberdeen, Aberdeen City AB11 6XD (GB). (74) Agent: HILTON, Robert C. et al.; McGuireWoods LLP, 1750 Tysons Blvd., Suite 1800, Tysons Corner, VA 22102 (US). (81) Designated States (unless otherwise indicated, for every 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, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, 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. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (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), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: without international search report and to be republished upon receipt of that report (Rule 48.2(g)) (54) Title: PACKING ELEMENT WITH TIMED SETTING SEQUENCE (57) : The disclosed embodiments include a packing element and a sealing element. In one embodiment, the packing element includes a seal- 166 162 ing element positioned on an outer surface of a mandrel deployed in the 186 wellbore, where the sealing element is disposed in an annulus between the 112 mandrel and a portion of the wellbore. The sealing element includes a first cavity on an inner surface of the sealing element, where the first cavity has a 170 I 158 first size and is positioned proximate a first end of the sealing element. The 190 sealing element also includes a second cavity on the inner surface of the 104 198 sealing element, where the second cavity has a second size that is different 182 108 from the first size, and is positioned proximate a second end of the sealing element. The packing element also includes a first and second gauge rings positioned at first and second ends of the sealing element, respectively.