Disclosed herein is a method and a reactor for the conversion of a hydrocarbon gas to syngas. The method and reactor utilizes a oxy-hydrogen flame to partially oxidize hydrocarbon gas to syngas by provide an excess flow of oxygen gas. The oxy-hydrogen flame is generated by a multi-tubular oxy-hydrogen burner.

The present invention discloses a plasma dry reforming apparatus for producing synthetic gas, main components of which are hydrogen and carbon monoxide, by reforming methane and carbon dioxide injected in plasma, the apparatus comprising: a plasma reformer 100, 200 which produces carbon dioxide plasma by making carbon dioxide supplied therein into plasma, ignites plasma flame by supplying hydrocarbon to the produced dioxide plasma, and produces synthetic gas by supplying methane to the plasma flame.

An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and lower olefins including propylene from CH.sub.4 and CO.sub.2 through CO and H.sub.2 with high activity and high selectivity. The apparatus is provided with: a synthetic gas production unit to which a gas containing CH.sub.4 and CO.sub.2 is supplied from a first supply unit, and which generates a synthetic gas containing CO and H.sub.2 while heating a first catalyst structure; a production unit to which the synthetic gas is supplied and which generates hydrocarbons including aromatic hydrocarbons having 6-10 carbon atoms and lower olefins including propylene while heating a second catalyst structure; and a detection unit which detects propylene and the aromatic hydrocarbons discharged from the production unit, in which the first catalyst structure includes first supports having a porous structure and a first metal fine particle in the first supports, the first supports have a first channels, the first metal fine particle is present in the first channels, the second catalyst structure includes second supports having a porous structure and a second metal fine particle in the second supports, the second supports have a second channels, and a portion of the second channels have an average inner diameter of 0.95 nm or less.

An apparatus and method for producing a lower olefin-containing gas including propylene from CH.sub.4 and CO.sub.2 via CO and H.sub.2 with high activity and high selectivity. The apparatus is provided with: a synthetic gas production unit to which a gas containing CH.sub.4 and CO.sub.2 is supplied from a first supply unit, and which generates a synthetic gas containing CO and H.sub.2 while heating a first catalytic structure; a gas production unit to which the synthetic gas is supplied and which generates a lower olefin-containing gas including propylene while heating a second catalytic structure; and a detection unit which detects propylene discharged from the gas production unit, in which the first catalytic structure includes first supports having a porous structure and a first metal fine particle in the first supports, the first supports have a first channels, the first metal fine particle is present in the first channels, the second catalyst structure includes second supports having a porous structure and a second metal fine particle in the second supports, the second supports have a second channels, and a portion of the second channels have an average inner diameter of 0.95 nm or less.

Disclosed is a lanthanide oxide coated catalyst, and methods for its use, that includes a supported catalyst comprising a support material, a catalytic material, and a lanthanide oxide, wherein the lanthanide oxide is attached to at least a portion of the surface of the supported catalyst.

Disclosed is a method for production of synthesis gas and ethylene by a combined oxidative coupling and dry reforming of methane process. Heat generated from the oxidative coupling of methane can be used to drive the endothermic dry reforming of methane reaction.

Disclosed are a catalyst for preparing a synthetic gas through dry reforming, a method preparing the catalyst, and a method using the catalyst for preparing the synthetic gas. The catalyst may include: a support including regularly distributed mesopores; metal nanoparticles supported on the support; and a metal oxide coating layer coated on a surface of the support.

A synthesis gas production apparatus (reformer) to be used for a synthesis gas production step in a GTL (gas-to-liquid) process is prevented from being contaminated by metal components. A method of suppressing metal contamination of a synthesis gas production apparatus operating for a GTL process that includes a synthesis gas production step of producing synthesis gas by causing natural gas and gas containing steam and/or carbon dioxide to react with each other for reforming in a synthesis gas production apparatus in which, at the time of separating and collecting a carbon dioxide contained in the synthesis gas produced in the synthesis gas production step and recycling the separated and collected carbon dioxide as source gas for the reforming reaction in the synthesis gas production step, a nickel concentration in the recycled carbon dioxide is not higher than 0.05 ppmv.

Systems and methods for integrated production of aromatics and other chemicals are described. Systems and methods may include a process for producing benzene, methanol, butanals, dimethyl ethers, olefins and other chemicals that includes providing methane to a first reactor to produce a first product stream comprising benzene and hydrogen; recovering benzene and mixing the first product stream with a carbon dioxide and/or steam feed stream; providing the combined benzene depleted first product stream and carbon dioxide and/or steam feed stream to a second reactor to produce a second product stream comprising synthesis gas, water and unconverted methane and carbon dioxide; and providing the synthesis gas to a third reactor to produce a third product stream comprising methanol, butanals, and other chemicals.

The present technology is directed to processes involving formation of hydrocarbons and oxygenated hydrocarbons through use of oxygen supplied by ion transport membranes. More particularly, the present technology relates in part to a process involving steam reforming and subsequent production of a synthetic product where carbon dioxide and/or hydrogen downstream of the process is reclaimed to generate the synthetic product. The present technology also relates in part to an ethylene formation process involving a viral-templated coupling catalyst in the presence of an ion transport membrane.