Patent CA-3078742-A1 (CA)
Inventor: HANSEN JOHN BOGILD
IPC: C25B1/04
Filed: 2018-10-01
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY  (PCT) (19) World Intellectual Property Organization                                  1 11111 1 111111 11 111111 1 11 International Bureau                               (10) International Publication Number (43) International Publication Date                 WO 2019/072608 Al 18 April 2019 (18.04.2019)       WIPO I PCT (51) International Patent Classification:     CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, C25B 1/00 (2006.01)                  C25B 1/04 (2006.01)    DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ED, EL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, (21) International Application Number: 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, (22) International Filing Date:    OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 01 October 2018 (01.10.2018)    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. (25) Filing Language:                    English (84) Designated States (unless otherwise indicated, for every (26) Publication Language:               English kind of regional protection available): ARIPO (BW, GH, (30) Priority Data:                           GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, PA 201'7 00568                       11 October 201'7 (11.10.201'7)    DK     UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, (71) Applicant: HALDOR TOPSOE A/S [DK/DK]; Haldor    EE, ES, FI, FR, GB, GR, HR, HU, EE, IS, IT, LT, LU, LV, Topsoes Allé 1, 2800 Kgs. Lyngby (DK).        MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, (72) Inventor: HANSEN, John Bogild; GL. Strandvej 190 A,    TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, 3050 Sletten, Humleb k (DK).                  KM, ML, MR, NE, SN, TD, TG). (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, (54) Title: A METHOD FOR GENERATING SYNTHESIS GAS FOR AMMONIA PRODUCTION Ii ____________________________________________________________________ 0. Oxygen 4                                                 1 __ 4 ---------------------------------------------------------------------- _J A                        .. B    1    ¨ 2    3    4    5    6    7    8 Recycle t SOEC   TirT3 ________________________________________________________ p.----).Recyde to SOEC   Syngas to NI-13 looP Condensate 11  ______________________________________________________________ BFW oc                                     Fig. 1 eqi (57) Abstract: In a method for generating ammonia synthesis gas by electrolysis, comprising feeding a mixture of steam and compressed h air into the first of a series of electrolysis units and passing the outlet from one electrolysis unit to the inlet of the next electrolysis unit together with air, the electrolysis units are run in endothermal mode and the nitrogen part of the synthesis gas is provided by burning the hydrogen produced by steam electrolysis by air in or between the electrolysis units. The electrolysis units are preferably solid oxide electrolysis cell (SOEC) stacks. [Continued on next page]     WO 2019/0'72608 Al I11111 NMI II lIllIl 11111 11111 3E111 I 1111111111 Declarations under Rule 4.17: ¨    as to the identity of the inventor (Rule 4.17(0 ¨    as to applicant's entitlement to apply for and be granted a patent (Rule 4.1700) ¨    as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) ¨    of inventorship (Rule 4.17(iv)) Published: ¨    with international search report (Art. 21(3))