The present invention provides a novel process and system in which a mixture of carbon monoxide and hydrogen synthesis gas, or syngas, is converted into hydrocarbon mixtures composed of high quality gasoline components, aromatic compounds, and lower molecular weight gaseous olefins in one reactor or step. The invention utilizes a novel molybdenum-zeolite catalyst in high pressure hydrogen for conversion, as well as a novel rhenium-zeolite catalyst in place of the molybdenum-zeolite catalyst, and provides for use of the novel catalysts in the process and system of the invention.

Process for preparing a catalyst or a trapping mass comprising the following steps: bringing a porous oxide support into contact with a metal salt comprising at least one metal belonging to groups VIB, VIIB, VIIIB, IB or IIB, of which the melting point of said metal salt is between 20° C. and 150° C., for a period of between 5 minutes and 5 hours in order to form a solid mixture, the weight ratio of said metal salt to said porous oxide support being between 0.1 and 1; heating the solid mixture with stirring at a temperature between the melting point of said metal salt and 200° C. and for 5 minutes to 12 hours; calcining the solid obtained in the preceding step at a temperature above 200° C. and below or equal to 1100° C. under an inert atmosphere or under an oxygen-containing atmosphere.

Provided is a hydrotreating catalyst for a heavy hydrocarbon oil, the catalyst including an inorganic oxide carrier including alumina as a main component and a metal component supported on the inorganic oxide carrier, the catalyst having a specific surface area within a predetermined range, a reduction peak temperature that is lower than 450° C. in temperature-programmed reduction measurement of the catalyst and that is higher than or equal to a predetermined temperature, and an amount of nitrogen monoxide adsorbed on the sulfided catalyst within a predetermined range.

A process for producing functionalized organic molecules having 1 to 3 carbon atoms. The method includes the step of contacting carbon dioxide as the only gas, or a gas mixture that includes carbon dioxide and methane, in the presence of water, with a catalyst that includes permanently polarized hydroxyapatite.

The present disclosure provides for methods for designing and constructing metal/semiconductor heterostructures as catalysts for a wide range of applications such as oxygen activation. In a particular aspect, the present disclosure provides for the manipulation of atomic structures at MJ/TiO.sub.2 interface (e.g., Au/TiO.sub.2 interface) that significantly alters the interfacial electron distribution and prompts O.sub.2 activation. In an aspect, the present disclosure provides for a M/TiO.sub.2 composites (e.g., heterostructures) having a N defect-free M/TiO.sub.2 interface and method of making the M/TiO.sub.2 composites having a defect-free M/TiO.sub.2 interface. The M can be Au, Ag, Cu, Al, Pt, Ni, or Pd, for example.

Provided herein are catalyst materials and processes for processing hydrocarbons. For example, doped ceria-supported metal catalysts are provided exhibiting good activity and stability for commercially relevant dry reforming of methane as well as mixed hydrocarbon feedstocks under process conditions including low temperature and long term operation. Useful doped ceria-supported metal catalysts include nickel dispersed over Ti-doped ceria.

The present invention relates to the use of a catalyst made of rhenium oxide supported by cerium oxide, with formula ReO.sub.x/CeO.sub.2 (I), for catalyzing the deoxydehydration of glycerol to allyl alcohol, the reaction being carried out under heterogeneous conditions in the presence of at least one aliphatic alcohol; and to a method for producing allyl alcohol from glycerol in the presence of the catalyst.

A catalyst comprising noble metal particles and titanium-containing particles. The noble metal particles and titanium-containing particles are disposed on an outer surface of a support. At least 20% by weight of the total weight of noble metal particles are adjacent to at least one titanium-containing particle. The noble metal particles have an average diameter of less than 15 nm, and the catalyst has an average diameter of at least 200 microns. A method for preparing methyl methacrylate from methacrolein and methanol using the catalyst is also disclosed.

A catalyst for halogen production for oxidizing a hydrogen halide with oxygen to produce a halogen, the catalyst for halogen production including 4% or less by volume of water with respect to a pore volume of the catalyst for halogen production while the catalyst is encapsulated in a package, and the package encapsulating therein the catalyst for halogen production for oxidizing a hydrogen halide with oxygen to produce a halogen, wherein the catalyst for halogen production includes 4% or less by volume of water with respect to a pore volume of the catalyst for halogen production.

A reverse water-gas shift catalyst that can be used at a high temperature is obtained, and a production method thereof is obtained. The reverse water-gas shift catalyst is obtained by at least supporting one or both of nickel and iron as a catalytically active component on a carrier containing a ceria-based metal oxide or a zirconia-based metal oxide as a main component, and a ratio of the carrier to the entire catalyst is 55% by weight or more.