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8178003 |
Hydrocarbon-reforming catalyst and process for producing synthesis gas using the same
A hydrocarbon-reforming catalyst comprising a composite oxide having a composition represented by the following formula (I) in which Co, Ni and M are dispersed in the composite oxide and a process...
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8178469 |
Highly efficient catalyst using precious metal
A catalyst for purifying exhaust gas in vehicles may include a precious metal and porous structures that serve as a supporting material for the precious metal. The porous structures are comprised...
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8178735 |
Process for the preparation of multimetallic catalysts that can be used in reactions for transformation of hydrocarbons
A process for the treatment of an olefinic fraction, using a catalyst prepared by a process comprising: a) The preparation of a colloidal oxide suspension of a first metal M1 by the neutralization...
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8173572 |
Metal oxide sols
A sol includes metal oxide nanoparticles dispersed in an aqueous liquid, and further includes stabilizer ions. The metal oxide particles include one or more metals selected from a first group...
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8173100 |
Catalytic system for generating hydrogen by the hydrolysis reaction of metal borohydrides
Catalytic system comprising at least two components: a catalyst for the hydrolysis reaction of metal borohydrides to hydrogen; anda material in solid form, the dissolution reaction of which in...
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8168561 |
Core shell catalyst
A core-shell catalyst material can include a core and a shell material. Each of the core material and the shell material can have crystal structures and lattice parameters which allow for a...
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8163265 |
Mechanically stable catalyst based on alpha-alumina
An oxidation process employing a mechanically stable catalyst of an active metal or combination of active metals supported on aluminum oxide, which is predominantly alpha-aluminum oxide, is...
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8158257 |
Sulfur tolerant alumina catalyst support
The present invention is directed to an improved catalyst support and to the resultant catalyst suitable for treating exhaust products from internal combustion engines, especially diesel engines....
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8158550 |
Multilayer catalyst, process for the preparation and use thereof in the partial oxidation of hydrocarbons in gaseous phase
The invention relates to a multilayer catalyst for the partial oxidation of hydrocarbons in gaseous phase, comprising a monolithic ceramic or metallic substrate having a solid macroporous structure...
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8158554 |
High heat-resistant catalyst and manufacturing method thereof
A high heat-resistant catalyst includes: noble metal particles; first compounds which contact the noble metal particles and suppress movement of the noble metal particles; and second compounds...
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8153549 |
Catalyst for treating exhaust gas and device for treating exhaust gas using the same
A catalyst for treating an exhaust gas has at least a carrier and plural layers formed on the carrier, wherein at least one layer of the above plural layers has an interstice in the layer, and at...
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8148295 |
Catalyst promoters in vanadium-free mobile catalyst
Low temperature activity of a vanadium-free selective catalytic reduction catalyst is provided by a mixed metal oxide support containing oxides of titanium and zirconium, the support having a...
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8148293 |
Subnanometer and nanometer catalysts, method for preparing size-selected catalysts
Highly uniform cluster based nanocatalysts supported on technologically relevant supports were synthesized for reactions of top industrial relevance. The Pt-cluster based catalysts outperformed the...
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8143189 |
Subnanometer and nanometer catalysts, method for preparing size-selected catalysts
Highly uniform cluster based nanocatalysts supported on technologically relevant supports were synthesized for reactions of top industrial relevance. The Pt-cluster based catalysts outperformed the...
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8143186 |
Promoted Fischer-Tropsch catalysts
A catalyst composition comprising cobalt as an active catalytic element and a lesser amount of nickel as a promoter supported on a metal oxide support. The support may comprise alumina, silica,...
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8143187 |
Catalytic systems and process for treatment of industrial process and waste streams
A process for preparing supported catalyst in pellet or coated monolith form is disclosed the method includes the steps of: forming a mixed metal carbonate complex having at least two metals by...
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8119558 |
Ultra high temperature shift catalyst with low methanation
A water gas shift catalyst for use at temperatures above about 450° C. up to about 900° C. or so comprising rhenium deposited on a support, preferably without a precious metal, wherein the s...
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8114354 |
Catalyzed soot filter manufacture and systems
Catalyzed soot filters comprising a wall flow monolith having microcracks and pores and a catalyst comprising support particles with particle sizes greater than about the size of the microcracks...
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8097557 |
Two-stage calcination for catalyst production
The invention relates to an improved process for producing a catalyst useful for the epoxidation of ethylene to ethylene oxide. In forming the catalyst, a silver-impregnated support is subjected to...
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8097555 |
Process for the production of hybrid catalysts for fischer-tropsch synthesis and hybrid catalyst produced according to said process
Process for the production of hybrid catalysts formed by mixing two catalysts; one active in Fischer-Tropsch synthesis, the other being bifunctional. Such hybrid catalyst thus formed is active both...
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8092767 |
Method of decomposing nitrogen dioxide
A method of decomposing nitrogen dioxide to nitrogen monoxide in an exhaust gas of a lean-burn internal combustion engine, such as a diesel engine, comprises adjusting the C1 hydrocarbon:nitrogen...
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8088707 |
Supported catalyst with solid sphere structure, method for preparing the same and carbon nanotubes prepared using the same
A supported catalyst with a solid sphere structure of the present invention includes an oxide supporting body and a metal such as Ni, Co, Fe, or a combination thereof distributed on the surface and...
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8084386 |
Method for producing a hydrogen storage material
Method for producing a hydrogen storage material that includes a metal hydride and a non-hydrogenated material and that is doped with a metal as a catalyst, includes; mixing a catalyst precursor,...
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8084387 |
Catalysts for fischer-tropsch synthesis on cobalt/phosphorus-aluminum oxide and preparation methods thereof
The present invention relates to a cobalt/phosphorus-alumina catalyst in which cobalt is supported as an active component on a phosphorus-alumina support wherein phosphorus is supported on alumina...
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8084389 |
Sulfur storage catalyst
A noble metal is supported on an upstream-side catalytic portion 20 at least, and an SOx storage material, such as Mg and K that lower the noble metal's activities, is supported on a...
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8080233 |
Power generation from solid aluminum
A fuel for splitting water into hydrogen and an oxide component comprises a substantially solid pellet formed from a solid-like mixture of a solid-state source material capable of oxidizing in...
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8075859 |
Nanocomposite particle and process of preparing the same
A nanocomposite particle, its use as a catalyst, and a method of making it are disclosed. The nanocomposite particle comprises titanium dioxide nanoparticles, metal oxide nanoparticles, and a...
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8071655 |
Cobalt-based catalyst for fischer-tropsch synthesis
A catalyst applicable to the synthesis gas conversions especially E-T slurry processes, said catalyst comprising: a) a support containing at least a first aluminate element of mixed spinel...
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8052937 |
Soot oxidation catalyst and method of making
A catalyst composition for facilitating the oxidation of soot from diesel engine exhaust is provided. The catalyst composition includes a catalytic metal selected from Pt, Pd, Pt—Pd, Ag, or c...
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8052936 |
Catalyst-supported particulate filter
In a particulate filter, a catalyst layer containing Pt-carried activated alumina particles, CeZr-based mixed oxide particles and ZrNd-based mixed oxide particles is formed, the proportion of the...
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8048821 |
Catalyst composition for the synthesis of thin multi-walled carbon nanotube and its manufacturing method
The present invention relates to a catalyst composition for the synthesis of thin multi-walled carbon nanotube (MWCNT) and a method for manufacturing a catalyst composition. More particularly, this...
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8043992 |
Inorganic mixed oxide and catalyst for purification of exhaust gas using the same
A particulate inorganic mixed oxide comprising: aluminum; zirconium; cerium; lanthanum and an additional element selected from the group consisting of neodymium and praseodymium, wherein the...
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8038956 |
Catalyzed soot filter manufacture and systems
Catalyzed soot filters comprising a wall flow monolith having microcracks and pores and a catalyst comprising support particles with particle sizes greater than about the size of the microcracks...
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8038954 |
CSF with low platinum/palladium ratios
An emission treatment system including a catalyzed soot filter comprising a wall flow monolith and a catalyst comprising at least two types of support particles is described. The first support...
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8038745 |
Process and appartus for the production of useful products from carbonaceous feedstock
A carbonaceous feedstock to alcohol conversion process in which carbon dioxide and a portion of the hydrogen produced are removed from the syngas stream issuing from a feedstock reformer, to yield...
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8034743 |
Method for production of an exhaust gas purification catalyst support and exhaust gas purification catalyst support
To provide a method of production of an exhaust gas purification catalyst support preventing a drop in the heat resistance of alumina or other catalyst support due to the presence of titania and...
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8034311 |
Oxidation catalyst and exhaust-gas purification system using the same
An oxidation catalyst that efficiently promotes oxidation of NO to NO2 even in a low temperature range, and an exhaust-gas purification system and method that efficiently removes exhaust-gas...
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8030242 |
Process for synthesizing anisotropic metallic nanoparticles using two different reducing agents
The invention concerns a process for preparing metallic nanoparticles with an anisotropic nature by using two different reducing agents, preferably with different reducing powers, on a source of a...
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8012906 |
High-temperature catalytic material and method for producing the same
A high-temperature catalytic material and a method for producing the same are disclosed. The high-temperature catalytic material is obtained by subjecting a mixture of gibbsite and boehmite in a...
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8007750 |
Multilayered catalyst compositions
A layered, three-way conversion catalyst having the capability of simultaneously catalyzing the oxidation of hydrocarbons and carbon monoxide and the reduction of nitrogen oxides is disclosed....
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8003567 |
Nanocomposite support materials
The present teachings are directed toward hexagonally patterned porous titania synthesized from a titanium isopropoxide precursor using a viscous template of surface-active agents separating...
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8003565 |
Platinum-ruthenium containing catalyst formulations for hydrogen generation
A method and catalysts for producing a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas contacts a water gas shift (WGS) catalyst, optionally in the presence of...
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7998897 |
Chromium-free water gas shift catalyst
Catalyst for use in the high temperature shift reaction comprising in its active form a mixture of zinc alumina spinel and zinc oxide in combination with an alkali metal selected from the group...
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7998896 |
Exhaust gas purifying catalyst
An exhaust gas purifying catalyst having a good ignition performance is provided. The exhaust gas purifying catalyst 1 includes a catalyst substrate 3 and a catalyst coating layer 5 which contains...
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7994089 |
De-alloyed platinum nanoparticles
A method of producing de-alloyed nanoparticles. In an embodiment, the method comprises admixing metal precursors, freeze-drying, annealing, and de-alloying the nanoparticles in situ. Further, in an...
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7985708 |
Methods of making and using a catalyst
A catalyst support is made by coating a metal substrate with a solution containing a precursor for a ceramic and an amphiphilic compound, and treating the coating such that it forms a micelle...
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7985395 |
Thermally stable catalyst for hydrogen chloride gas phase oxidation
Catalyst for oxidation reactions which comprises at least one constituent active in the catalysis of hydrogen chloride oxidation and support therefor, which support is based on uranium oxide. The...
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7981274 |
Catalytic element
A catalytic element useful for promoting catalytic gas phase reactions is provided, comprising a porous ceramic body comprising a multiplicity of open pores having a coating comprising a basic...
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7981834 |
Adsorbent for hydrocarbons, catalyst for exhaust gas purification and method for exhaust gas purification
An object of the present invention is to improve hydrocarbon adsorbing property when zeolite is used as an adsorbent for hydrocarbons. The present invention provides an adsorbent for hydrocarbons...
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7976804 |
Method for the decomposition of N2O in the Ostwald process
A catalyst for the decomposition of N2O under the conditions of the Ostwald process, comprising a carrier and a coating made of rhodium, rhodium/palladium or rhodium oxide applied thereto, ensures...
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