	US 11,986,804 B2
	Catalyst and system for methane steam reforming by resistance heating; said catalyst's preparation
Peter Mølgaard Mortensen, Roskilde (DK); Flemming Buus Bendixen, Hobro (DK); Peter Valler, Aalborg (DK); and Alexandru Sorea, Aalborg Øst (DK)
Assigned to HALDOR TOPSØE A/S, Kgs. Lyngby (DK); and GRUNDFOS HOLDING A/S, Bjerringbro (DK)
Appl. No. 17/059,901
Filed by HALDOR TOPSØE A/S, Kgs. Lyngby (DK); and GRUNDFOS HOLDING A/S, Bjerringbro (DK)
PCT Filed May 15, 2019, PCT No. PCT/EP2019/062414 § 371(c)(1), (2) Date Nov. 30, 2020, PCT Pub. No. WO2019/228795, PCT Pub. Date Dec. 5, 2019.
Claims priority of application No. PA 2018 00248 (DK), filed on May 31, 2018.
Prior Publication US 2021/0121857 A1, Apr. 29, 2021
Int. Cl. B01J 19/24 (2006.01); B01J 12/00 (2006.01); B01J 19/00 (2006.01); B01J 21/10 (2006.01); B01J 23/86 (2006.01); B01J 35/33 (2024.01); B01J 35/50 (2024.01); B01J 35/56 (2024.01); B01J 37/00 (2006.01); B01J 37/02 (2006.01); B01J 37/08 (2006.01); B01J 37/14 (2006.01); B22F 10/18 (2021.01); B33Y 10/00 (2015.01); B33Y 40/20 (2020.01); B33Y 80/00 (2015.01); C01B 3/40 (2006.01); H05B 1/02 (2006.01); H05B 3/42 (2006.01)

CPC B01J 23/862 (2013.01) [B01J 12/007 (2013.01); B01J 19/0013 (2013.01); B01J 19/2485 (2013.01); B01J 21/10 (2013.01); B01J 35/33 (2024.01); B01J 35/50 (2024.01); B01J 35/56 (2024.01); B01J 37/0018 (2013.01); B01J 37/0205 (2013.01); B01J 37/0207 (2013.01); B01J 37/0225 (2013.01); B01J 37/0228 (2013.01); B01J 37/0242 (2013.01); B01J 37/08 (2013.01); B01J 37/14 (2013.01); B22F 10/18 (2021.01); B33Y 10/00 (2014.12); B33Y 40/20 (2020.01); B33Y 80/00 (2014.12); C01B 3/40 (2013.01); H05B 1/0247 (2013.01); H05B 3/42 (2013.01); B01J 2219/00135 (2013.01); B22F 2301/35 (2013.01); B22F 2302/25 (2013.01); C01B 2203/0233 (2013.01); C01B 2203/085 (2013.01); C01B 2203/1023 (2013.01); C01B 2203/1082 (2013.01); C01B 2203/1241 (2013.01); H05B 2203/016 (2013.01); H05B 2203/017 (2013.01); H05B 2203/022 (2013.01); H05B 2214/03 (2013.01)]

23 Claims

1. A structured catalyst for catalyzing steam methane reforming reaction in a given temperature range T upon bringing a hydrocarbon feed gas into contact with said structured catalyst, said structured catalyst comprising a macroscopic structure, said macroscopic structure comprising an electrically conductive material, said macroscopic structure having a resistivity between 10⁻⁵Ω-m and 10⁻⁷Ω-m in the given temperature range T, and said macroscopic structure supporting a ceramic coating, wherein the macroscopic structure has been manufactured by extrusion or 3D printing and by subsequent sintering, wherein said macroscopic structure and said ceramic coating have been sintered in an oxidizing atmosphere in order to form chemical bonds between said ceramic coating and said macroscopic structure, wherein said ceramic coating supports catalytically active material, said catalytically active material being arranged to catalyze the steam methane reforming reaction, wherein the macroscopic structure is arranged to conduct an electrical current to supply an energy flux to the steam methane reforming reaction.