Patent SG-11201810191Y-A (SG)
Title: Resettable sliding sleeve for downhole flow control assemblies
Inventor: SIM NICHOLAS KOK JUN
IPC: E21B34/06
Filed: 2016-09-14
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111411011101010111110110100111111111111111111111111111111111111111110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\" WO 2018/052406 Al 22 March 2018 (22.03.2018) WI P0 I PC T _ (51) (21) (22) (25) (26) (71) Applicant: HALLIBURTON ENERGY SERVICES, (72) International Patent Classification: (81) Designated States (unless otherwise indicated, for every E21B 43/25 (2006.01) E21B 34/06 (2006.01) kind of national protection available): AE, AG, AL, AM, E21B 43/26 (2006.01) E21B 17/00 (2006.01) AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, International Application Number: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, PCT/US2016/051629 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, KW, KZ, International Filing Date: LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, 14 September 2016 (14.09.2016) 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, Filing Language: English SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, Publication Language: English TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every INC. [US/US]; 3000 N. Sam Houston Parkway E., Hous- kind of regional protection available): ARIPO (BW, GH, ton, Texas 77032-3219 (US). GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, Inventors: SIM, Nicholas Kok Jun; Blk. 720, Hougang TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, Ave. 2, #02-383, Singapore 530720 (SG). WONG, Daniel EE, ES, FL FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, Lorng Yon; Blk. 274, Toh Guan Road, #01-137, Singa- MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, pore 600274 (SG). BECK, Adam Evan; 2104 Bellanca Ct., TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, Flower Mound, Texas 75028 (US). KM, ML, MR, NE, SN, TD, TG). Agent: KAISER, Iona et al.; McDermott Will & Emery LLP, 500 North Capitol Street, N.W., Washington, District Declarations under Rule 4.17: of Columbia 20001 (US). — as to applicant's entitlement to apply for and be granted a patent (Rule 4.1700) (74) = = = (54) 200 --. : with an exterior position, where fluid communication between the interior and the exterior via the flow ports is prevented, and a second a slip device are movably arranged within a piston chamber defined between the housing and the sliding sleeve. The piston end exposed to an interior pressure and a second end exposed to an exterior pressure via chamber ports defined in the housing. device is (57) Title: RESETTABLE SLIDING SLEEVE FOR DOWNHOLE FLOW CONTROL ASSEMBLIES 222 102 206 2 240 . . • . 32a FIG 3 228a 242 216 • \. viimmiswrAir 220 224 202 204 230b 231 214a 214b .110 ‘A . A. A , PrAmpimiroimm drardINIF/AM/Valln/211 , 'a a positon, A piston has a A = = — _ = 111 mr 238 = war;rArArArin -li z zifangw ourA 4 ZA 5K N \lk wax m kwegemaielikirioitw-AktisZwwwwwwwwkw = _ • — C 232b 230a 210 226 228b ar -212 236 244 234 218 208 i Al C = = IONOM.W.7.1)11.190. Mt rell17 4 ,1_ . _.... = — . . '7 . ' 4 . 4 *' . . . * ... ' - ' ''''7''' '' ':. '\" ' • . ' ' ' ' ' ' '' '\" . ' k ' ' 4 el M \ r IC >> .. = . . . — — 1111111/ = fluid communication FIG. 4 231 204 FIG. 2 A flow control assembly includes a housing defining flow port that place an interior of the housing in fluid communi- of the housing, and a sliding sleeve defining sleeve ports and movably positioned within the interior between between the interior and the exterior is facilitated through the sleeve ports and the flow ports. also positioned within the piston chamber. _ ,—, 7 1. cation rji first 0 U r 4 where ----- and GO first 1-1 © biasing ei C [Continued on next page] WO 2018/052406 Al MIDEDIMOMMIDIREEMONINIMMOIRIERVOIS Published: — with international search report (Art. 21(3))