A structured catalyst for catalyzing an endothermic reaction of a feed gas to convert it to a product gas is provided.

Structured catalyst arranged for catalyzing an endothermic reaction of a feed gas, said structured catalyst comprising a macroscopic structure of electrically conductive material, said macroscopic structure supporting a ceramic coating, wherein said ceramic coating supports a catalytically active material, wherein the electrically conductive material at least partly is a composite in the form of a homogenous mixture of an electrically conductive metallic material and a ceramic material, wherein the macroscopic structure at least partly is composed of two or more materials with different resistivities.

A silicon carbide flow reactor fluidic module comprises a monolithic closed-porosity silicon carbide body, a tortuous fluid passage extending through the silicon carbide body, the tortuous fluid passage having an interior surface, and one or more thermal control fluid passages also extending through the silicon carbide body, the interior surface having a surface roughness of less than 10 μm Ra. A process for forming such modules is also disclosed.

A reactor system and a process for carrying out reverse water gas shift reaction of a feedstock comprising CO.sub.2 and H.sub.2 to a first product gas comprising CO are provided, where a methanation reaction take place in parallel to the reverse water gas shift reaction, and where the heat for the endothermic reverse water gas shift reaction is provided by resistance heating.

A reactor system and a process for carrying out steam cracking of a feed gas comprising hydrocarbons is provided, i where the heat for the reaction is provided by resistance heating by means of electrical power, so that a product stream comprising at least one olefin compound is obtained.

An electrically heating converter includes: a pillar shaped honeycomb structure made of conductive ceramics, including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path; metal electrodes; conductive connecting portions arranged on a surface of the pillar shaped honeycomb structure; and a pressing member configured to press the metal electrodes against the conductive connecting portions, so that the metal electrodes are electrically connected to the pillar shaped honeycomb structure. Each of the conductive connecting portions has an electrical resistivity lower than that of the pillar shaped honeycomb structure.

A hydrogen plant for producing hydrogen, including: a reforming reactor system including a first catalyst bed including an electrically conductive material and a catalytically active material, a heat insulation layer between the first catalyst bed and the pressure shell, and at least two conductors electrically connected to the electrically conductive material and to an electrical power supply placed outside the pressure shell, wherein the electrical power supply is dimensioned to heat at least part of the first catalyst bed to a temperature of at least 500° C. by passing an electrical current through the electrically conductive material, where the pressure shell has a design pressure of between 5 and 200 bar; a water gas shift unit downstream the reforming reactor system; and a gas separation unit downstream the water gas shift unit. A process for producing hydrogen from a feed gas including hydrocarbons.

A reactor system for thermally treating a hydrocarbon-containing stream, that includes a pressure containment vessel comprising an interior chamber defined by a first end, a second end, and at least one side wall extending from the first end to the second end; and a ceramic heat transfer medium that converts electrical current to heat and is positioned within the interior chamber of the pressure containment vessel, wherein the heat transfer medium comprises an electrical resistor, an electrical lead line configured to provide electrical current to the heat transfer medium, a first end face, a second end face, and channels extending between the first end face and the second end face.

Array including a first and a second monolith of a structured catalyst for carrying out an endothermic reaction of a feed gas, wherein: a) the first and second monolith include a macroscopic structure of a first and second electrically conductive material; b) each of said first and second monoliths has a number of flow channels formed therein for conveying feed gas through the monoliths; c) the array includes at least a first and a second conductor electrically connected to said first and second monoliths, respectively, and to an electrical power supply, d) the first and second monolith are electrically connected by a monolith bridge; e) the array is configured to direct an electrical current to run from the first conductor through the first monolith to a second end, then through the bridge, and then through the second monolith to the second conductor.

A silicon carbide flow reactor fluidic module comprises a monolithic closed-porosity silicon carbide body and a tortuous fluid passage extending through the silicon carbide body, the tortuous fluid passage lying within two or more layers with the silicon carbide body, the tortuous passage having an interior surface, the interior surface having a surface roughness of less than 10 μm Ra. A method of forming the fluidic module is also disclosed.