Matches 1 - 50 out of 367 1 2 3 4 5 6 7 8 >
Match Document Document Title
7402612 Stabilized transition alumina catalyst support from boehmite and catalysts made therefrom  
This invention relates to methods for making a stabilized transition alumina of enhanced hydrothermal stability, which include the introduction of at least one structural stabilizer; a steaming...
7390769 High surface area, small crystallite size catalyst for Fischer-Tropsch synthesis  
The Fischer-Tropsch catalyst of the present invention is a transition metal-based catalyst having a high surface area, a smooth, homogeneous surface morphology, an essentially uniform distribution...
7387983 Methanol reforming catalyst having a reduced volume shrinkage  
A methanol reforming catalyst containing passivated copper and zinc oxide and/or alumina can be prepared by (1) precipitating or spray-drying a mixture of catalyst precursor components dissolved...
7378370 Process for the preparation of promoted calcium-aluminate supported catalysts  
A promoted calcium-alumina supported reforming catalyst that is particularly useful for reforming reactions where low H 2 /CO ratio synthesis gas, such as less than 2.3 is generated directly is...
7378369 Nickel supported on titanium stabilized promoted calcium aluminate carrier  
A calcium-promoted alumina supported nickel reforming catalyst stabilized with titanium is disclosed. The catalyst is particularly useful for reforming reaction in feed streams containing...
7358212 Method for producing multinary metal oxide powders in a pulsed reactor  
The invention relates to a method for producing a one-part, multinary metal oxide power which is suitable for producing high-temperature superconductors. To this end, a mixture of the corresponding...
7354883 Catalyst and method for the production of 1-olefins from 2-hydroxylkanes  
The present invention relates to a process for preparing 1-olefins from 2-hydroxyalkanes by catalytic elimination of water under nonisomerizing conditions and to a catalyst which is particularly...
7351382 Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase  
The present invention is directed to a particle filter to remove soot from the exhaust gas of a diesel engine. The particle filter contains a catalytically active coating on a filter body to...
7348293 Homogeneous modified-alumina Fischer-Tropsch catalyst supports  
A homogeneous, amorphous catalyst support comprising a modifying-metal-oxide and a base-metal oxide, the catalyst support having a Surface to Bulk modifying-metal/base-metal atomic ratio of from...
7309480 Catalyst for hydrogen generation through steam reforming of hydrocarbons  
A catalyst that can be used for the production of hydrogen from hydrocarbon fuels in steam reforming processes contains an active metal of, e.g., at least one of Ir, Pt and Pd, on a catalyst...
7247598 Nano-scale magnetic solid base catalyst and its preparation method  
This invention describes a nano-scale magnetic solid base catalyst and its preparation method. The catalyst involves a magnetic core coated with a solid base active layer. The synthesis of the...
7235225 12CaO·7A12O3 compound and method for preparation thereof  
There is provided a C12A7 compound capable of selectively and reversibly clathrating X − ions, such as active oxygen radicals, with improved controllability. The C12A7 compound clathrating OH...
7223716 Ceramic support capable of supporting a catalyst, a catalyst-ceramic body and processes for producing same  
A ceramic support capable of supporting a catalyst comprising a ceramic body having fine pores with a diameter or width up to 1000 times the ion diameter of a catalyst component to be supported on...
7208446 Quasi-crystalline boehmites containing additives  
The present invention pertains to a quasi-crystalline boehmite containing additive in a homogeneously dispersed state. Suitable additives are compounds containing elements selected from the group...
7196036 Catalyst for decomposition of hydrocarbons, process for producing the catalyst, and process for producing hydrogen using the catalyst  
A catalyst for decomposition of hydrocarbons, comprises porous oxide particles containing magnesium and aluminum, and fine metallic nickel particles which are present in the vicinity of surface of...
7176159 Catalyst and sorbent material for the production of hydrogen  
A catalyst and sorbent is disclosed which comprises pellets with an absorbent core and a protective shell with a catalyst in the shell. Such material is especially well suited for steam reforming...
7172990 Highly active spherical metal support catalysts  
The invention relates to highly active spherical metal support catalysts with a metal content of 10 to 70% by mass, and a process for their production with the use of a mixture of polysaccharides...
7138358 Catalyzed diesel particulate matter filter with improved thermal stability  
A catalyzed diesel particulate matter exhaust filter with improved diesel particulate matter oxidation activity and thermal stability including a porous filter substrate for filtering the diesel...
7045485 NOx reduction composition for use in FCC processes  
A composition for controlling NO x emissions during FCC processes comprises (i) an acidic oxide support, (ii) cerium oxide, (iii) a lanthanide oxide other than ceria such as praseodymium oxide,...
7001866 Modification of the pore structure of metal oxide and mixed metal oxide supports for catalysts synthesis  
A porous catalyst support having an increased average pore size is produced from a mixed metal oxide material. In accordance with one embodiment, a method for preparing a mixed metal oxide material...
6960552 Decompositionally treating agent and decompositionally treating method for fluorocarbons  
There are disclosed a decompositionally treating agent for fluorocarbons which comprises an aluminum compound and a lanthanoid compound as effective ingredients; a decompositionally treating agent...
6933259 Composite oxide powder, a method for producing the same and a catalyst using the same  
This composite oxide powder can secure a large pore volume even after calcination at high temperature and, when a catalyst is formed by loading a noble metal on this composite oxide powder, noble...
6906002 Absorption reduction-type NOx purifying catalyst  
A catalyst able to overcome defects of an absorption reduction-type NO x purifying catalyst, such as poor NO x purifying capability at low temperatures and low SO x desorbing property, is...
6897177 Cobalt catalysts  
A process for preparing a cobalt based catalyst precursor includes, in a support impregnation stage, impregnating a coated catalyst support comprising porous catalyst support particles coated with...
6872684 Catalysts for oxychlorination of ethylene to 1,2-dichloroethane  
Catalysts for oxychlorination of ethylene to 1,2-dichloroethane, comprising compounds of copper and magnesium supported on alumina, in which the copper, expressed as metal, is present in an amount...
6858193 Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines  
The invention relates to a catalyst for lowering the amount of NO x in the lean exhaust gas from lean burn engines, comprising active aluminum oxide, magnesium oxide and at least one noble metal...
6852298 NOx reduction composition for use in FCC processes  
A composition for controlling NO x emissions during FCC processes comprises (i) an acidic oxide support, (ii) cerium oxide, (iii) a lanthanide oxide other than ceria such as praseodymium oxide,...
6846471 Catalyst for decomposing nitrous oxide, process for producing the same and method for decomposing nitrous oxide  
The invention relates to a catalyst for decomposing nitrous oxide, which is [1] a catalyst comprising a support having supported thereon aluminum, magnesium and rhodium, [2] a catalyst comprising...
6828272 Catalyst systems for polycondensation reactions  
The invention pertains to new catalyst systems for polycondensation reactions, for example for producing polyethylene terephthalate. In accordance with the invention, complex compounds with...
6818192 12CaO • 7Al2O3 compound clathrating active oxygen species and method for preparing the same  
The present invention provides a 12CaO.7Al 2 O 3 compound containing an O 2 − ion radical and/or an O − ion radical in a high concentration of 10 20 cm −3 or more. This compound can be...
6800586 NOx reduction composition for use in FCC processes  
A composition for controlling NO x emissions during FCC processes comprises (i) an acidic oxide support, (ii) cerium oxide, (iii) a lanthanide oxide other than ceria such as praseodymium oxide,...
6784135 Thermal regulating catalyst composition  
A composition is provided that can be used, for example, in a fuel processor for a fuel cell system. The composition includes a first material such as a catalyst, and a second material such as a...
6777373 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane  
A catalyst is prepared by impregnating a γ-alumina support with a magnesium salt, drying the product, and impregnating the product with a copper salt, preferably together with a lithium salt. The...
6759365 Catalysts for oxychlorination of ethylene to 1,2-dichloroethane  
Catalysts for the oxychlorination of ethylene to 1,2-dichloroethylene, comprising compounds of Cu and Mg supported on alumina, in which the copper content, expressed as Cu, is 2 to 8% by weight,...
6756339 Dehydrogenation catalysts  
A catalyst for the nonoxidative production of alkenylaromatics from alkylaromatics, wherein the catalyst is predominantly iron oxide, an alkali metal compound, copper oxide, cerium oxide and less...
6740620 Single crystalline phase catalyst  
An orthorhombic phase mixed metal oxide is produced selectively in quantitative yield.
6730808 Oxidative reactions using membranes that selectively conduct oxygen  
Reactor membranes for used in oxidation reactions of hydrocarbons involving oxygen comprising a selective oxidation catalyst on a mixed conducting, oxide ion selective ceramic membrane of the...
6723295 High-temperature stabile catalysts for decomposing N2O  
A copper-containing catalyst of the composition of N 2 O contains a compound of the formula M x Al 2 O 4 , where M is Cu or a mixture of Cu and Zn and/or Mg and x is from 0.8 to 1.5. The novel...
6719821 Precursors of engineered powders  
The production and selection of precursor mixtures used to produce fine powders and methods for making fine powders using the selected precursor. The precursor mixture comprises at least one metal...
6716791 Catalyst for the synthesis of ammonia from hydrogen and nitrogen  
The present invention relates to a catalyst for the synthesis of ammonia from hydrogen and nitrogen consisting of iron oxides and promoters where the promoters comprise oxides of both cobalt and...
6683225 Oxidic aluminum/zinc catalysts and a process of producing unsaturated fatty alcohols  
Oxidic catalysts containing 20 to 25% by weight of aluminum and 40 to 50% by weight of zinc which are suitable for the production of unsaturated fatty alcohols containing 8 to 22 carbon atoms by...
6680416 Supported catalyst containing pseudo-boehmite and &ggr -Al2O3, production of same and its use for producing 1,2-dichloroethane  
A process for preparing 1,2-dichloroethane by reacting about 2 mols of ethylene, about 4 mols of hydrogen chloride and about 1 mol of oxygen in the presence of a fixed bed of supported catalyst...
6677272 Material for NOx trap support  
A ceramic support element for a NOx trap which includes a NOx storage component comprising an alkali metal, the ceramic support having a composition lying within a ternary system selected from the...
6677263 Catalytic promoters for the catalytic cracking of hydrocarbons and the preparation thereof  
Disclosed is a catalytic promoter for fluid catalytic cracking of hydrocarbons, comprising a HZSM-5 zeolite in an amount of 5-65 wt % based on the total weight of the catalytic promoter, said...
6670303 Catalyst having a bimodal pore radius distribution  
Catalysts having a bimodal pore radius distribution comprise a) from 10 to 99.9% by weight of zirconium dioxide and b) from 0 to 60% by weight of aluminum oxide, silicon dioxide and/or titanium...
6656875 Alumina extrudates, methods for preparing and use as catalysts supports  
The present invention concerns alumina extrudates with characteristics, in particular porosity, which are adapted for their use as catalyst supports or catalysts, in particular for hydrotreating...
6646158 Catalytic oxidation of alkanes to corresponding acids  
A mixed metal oxide Mo—V—Ga—Pd—Nb—X catalytic system, where X is selected from La, Te, and Zn, provides the oxidation of C 2 -C 8 hydrocarbons to corresponding acids with a molecular...
6645907 Photooxidation catalyst and manufacturing method therefor  
A photocatalyst and a manufacturing method therefore, in which the adhesion to a support is increased and a baking step is simplified. The photocatalyst comprises the support and a metallic oxide...
6638889 Process for producing hydrocarbons from a synthesis gas, and catalysts therefor  
A method of treating a catalyst support comprises introducing onto and/or into an untreated catalyst support which is partially soluble in an aqueous acid solution and/or a neutral aqueous...
6630421 Reactive agent and process for decomposing fluorine compounds and use thereof  
A reactive agent for decomposing fluorine compounds comprising alumina and an alkaline earth metal compound; a process for decomposing fluorine compounds, comprising contacting the reactive agent...
Matches 1 - 50 out of 367 1 2 3 4 5 6 7 8 >