US 12,071,389 B2
Gas to olefins processes with coproduction of hydrogen
Romuald Coupan, Vanves (FR); Nikolai Nesterenko, Nivelles (BE); and Gleb Veryasov, Nivelles (BE)
Assigned to TOTALENERGIES ONETECH, Courbevoie (FR); and SULZER MANAGEMENT AG, Winterthur (CH)
Filed by TOTALENERGIES ONETECH, Courbevoie (FR); and SULZER MANAGEMENT AG, Winterthur (CH)
Filed on Jul. 11, 2023, as Appl. No. 18/220,404.
Application 18/220,404 is a division of application No. 17/915,945, filed on Sep. 29, 2022, granted, now 11,739,035.
Prior Publication US 2024/0124376 A1, Apr. 18, 2024
Int. Cl. C07C 17/10 (2006.01); C01B 7/09 (2006.01); C01B 32/05 (2017.01); C07C 4/06 (2006.01); C25B 1/02 (2006.01); C25B 1/24 (2021.01)
CPC C07C 17/10 (2013.01) [C01B 7/093 (2013.01); C01B 32/05 (2017.08); C07C 4/06 (2013.01); C25B 1/02 (2013.01); C25B 1/24 (2013.01); C07C 2529/04 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Installation for carrying out a process of conversion of natural gas into chemicals, said installation being characterized in that it comprises:
a bromination unit comprising at least one bromination reactor and at least one dibromomethane separator, the one or more dibromomethane separators being downstream of said at least one bromination reactor;
a conversion unit comprising at least one homologation reactor;
a physical separation unit;
wherein the bromination unit, the conversion unit and the physical separation unit are fluidically connected in series, the conversion unit being downstream of said bromination unit and upstream of said physical separation unit;
wherein said installation further comprises a first line to conduct the chemicals exiting the physical separation unit into one products-recovery unit and wherein the installation further comprises a third line to conduct one hydrogen bromide-rich stream into an electrolysis unit.