Patent SG-11201903219S-A (SG)
Title: Use of semipermeable membranes in cracking coils
Inventor: BENUM LESLIE
IPC: C07C7/144
Filed: 2017-10-19
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property MD 1101111 0 DOI HIM 011101 0 011111111111111111111111111111111111111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\" WO 2018/078494 Al 03 May 2018 (03.05.2018) W I P0 I P C T (51) International Patent Classification: Declarations under Rule 4.17: ClOG 9 / 3 6 (2006.01) BOlD 71/02 (2006.01) ClOG 9/20 (2006.01) CO1B 3/50 (2006.01) — as to applicant's entitlement to apply for and be granted a F28F 1/00 (2006.01) CO7C 7/144 (2006.01) patent (Rule 4.17(H)) BOlD 53/22 (2006.01) F16L 9/02 (2006.01) — as to the applicant's entitlement to claim the priority of the BO1J 8/00 (2006.01) earlier application (Rule 4.17(iii)) — of inventorship (Rule 4.17(N)) (21) International Application Number: PCT/IB2017/056510 Published: — with international search report (Art. 21(3)) (22) International Filing Date: 19 October 2017 (19.10.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 2946264 25 October 2016 (25.10.2016) CA (71) Applicant: NOVA CHEMICALS (INTERNATIONAL) S.A. [CH/CH]; Avenue de la Gare 14, 1700 Fribourg (CH). (72) Inventors: BENUM, Leslie; 4020 - 52nd Street, Red _ Deer, Alberta T4N 2B9 (CA). KOSELEK, Michael; 78 Abraham Close, Red Deer, Alberta T4R 3A9 (CA). SI- = _ MANZHENKOV, Vasily; 484 Rocky Ridge Drive NW, Calgary, Alberta T3G 5C3 (CA). FARAG, Hany; 320 =_ Westwood Drive SW, Calgary, Alberta T3C 2W4 (CA). — MAH, Evan; 404 - 1905 Centre Street NW, Calgary, Al- berta T2E 2S7 (CA). 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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, 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. = _ = = (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). = _ 1-1 71' 01 71' GC IN © (54) Title: USE OF SEMIPERMEABLE MEMBRANES IN CRACKING COILS --.... ,-1 (57) : A pass or tube or a section thereof or \"U\" bend in a coil in a paraffm cracker having section having a pore size in the 0 metal substrate from about 0.001 to 0.5 microns over coated with a dense metal membrane permits the permeation of one or more of \" H2, CH4, CO and CO2 from cracked gases moving the reaction equilibrium to the production of ethylene and reduces the load on the 0 down-stream separation train of the steam cracker.