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| Number | Title | Issue Date |
| 7683007 | Advances in amination catalysis Provided herein are catalysts useful in reductive amination, which include nickel, copper, zirconium and/or chromium, oxygen, and tin. The presence of the tin increases the selectivity of the catalyst in reductive aminations over the catalysts of the prior art. ... | 03/23/2010 |
| 7427581 | Desulfurization process and novel bimetallic sorbent systems for same Novel sorbent systems for the desulfurization of cracked-gasoline and diesel fuels are provided which are comprised of a bimetallic promotor on a particulate support such as that formed of zinc oxide and an inorganic or organic carrier. Such bimetallic promotors are... | 09/23/2008 |
| 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 step before or after the introduction step, wherein steaming is effectiv... | 07/22/2008 |
| 7390768 | Stabilized tin-oxide-based oxidation/reduction catalysts The invention described herein involves a novel approach to the production of oxidation/reduction catalytic systems. The present invention serves to stabilize the tin oxide reducible metal-oxide coating by co-incorporating at least another metal-oxide species, such ... | 06/24/2008 |
| 7371358 | Catalyst for treatment and control of post-combustion emissions The present invention utilizes two precious metals with two to five different metal-oxides in a layered matrix to convert CO, HCs, and NOx to CO2, and N2 by oxidation of two components and reduction of the other in a moderately high temperature... | 05/13/2008 |
| 7341977 | Method of sorbing sulfur compounds using nanocrystalline mesoporous metal oxides Compounds and methods for sorbing organosulfur compounds from fluids are provided. Generally, compounds according to the present invention comprise mesoporous, nanocrystalline metal oxides. Preferred metal oxide compounds either exhibit soft Lewis acid properties or... | 03/11/2008 |
| 7318915 | Oxidation-reduction catalyst and its process of use This invention relates generally to a ruthenium stabilized oxidation-reduction catalyst useful for oxidizing carbon monoxide, and volatile organic compounds, and reducing nitrogen oxide species in oxidizing environments, substantially without the formation of toxic ... | 01/15/2008 |
| 7319179 | Method for the oxidative dehydrogenation of ethane The invention relates to a method for the oxidative dehydrogenation of ethane. The inventive method is characterized in that it consists of bringing the ethane into contact with the catalyst containing Mo, Te, V, Nb and at least a fifth element A which is selected f... | 01/15/2008 |
| 7291577 | Hydrometallurgical process for production of supported catalysts A process for the production of a supported catalyst. The process comprises heating a slurry that comprises a catalyst support and at least one active catalytic ingredient precursor. Gas is introduced to the slurry at a sufficient pressure to reduce the at least one... | 11/06/2007 |
| 7291321 | Preparation of catalyst and use for high yield conversion of methane to ethylene A perovskite catalyst is prepared using a ceramic sol-sol methodology comprising preparing slurry in water of an alkaline earth metal salt, a powdered metal salt and a powdered transition metal oxide, adding a polymeric binder to form a paste, drying and comminuting... | 11/06/2007 |
| 7238638 | Composite copper/tin/alkali metal catalysts for the direct synthesis of alkylhalosilanes The alkylhalosilanes are directly synthesized while diminishing the formation of coke by reacting an alkyl halide with silicon in the presence of a catalytically effective amount of (α) a copper metal or a copper-based compound catalyst and (β) a catalyst promoter... | 07/03/2007 |
| 7202192 | Composite catalysts for the direct synthesis of alkylhalosilanes The alkylhalosilanes are directly synthesized by reacting an alkyl halide with silicon in the presence of a catalytically effective amount of (α) a copper metal or a copper-based compound catalyst and (β) a catalyst promoter intermixture therefor which comprises a... | 04/10/2007 |
| 7169735 | Catalyst and process for preparing the same The object of the present invention is to provide a catalyst that is highly active and capable of maintaining its activity for a long period of time even in a high-temperature environment. The present invention is a catalyst including: a porous carrier which is comp... | 01/30/2007 |
| 7163908 | Metathesis catalysts The present invention relates to supported catalysts based on Re2O7/(—Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these support... | 01/16/2007 |
| 7160839 | Catalyst for purifying nitrogen oxides A catalyst for purifying NOx is provided which efficiently decomposes and purify the NOx in an exhaust gas in an oxygen-excess atmosphere, excels in resistance to heat and in durability in a high temperature range under a high-temperature oxidizing atmosphere and in... | 01/09/2007 |
| 7060651 | Silica-rich carrier, catalyzer for heterogeneous reactions and method for the production thereof A silica-rich support and a catalyst containing the silica-rich support and a catalytic component. The support has a specific structure characterized by a set of claimed physicochemical properties: in the 29Si MAS NMR spectrum the state of silicon is char... | 06/13/2006 |
| 7005404 | Substrates with small particle size metal oxide and noble metal catalyst coatings and thermal spraying methods for producing the same A substrate having a catalytic surface thereon characterized as a coating of metal oxide and noble metal particles in the nominal diameter size distribution range of | 02/28/2006 |
| 6949284 | Coating composition, it's coating layer, antireflection coating, antireflection film, image display and intermediate product The present invention provides an application material capable of forming a thin layer of high quality having controlled refractive index, a coating layer formed by using said application material, an antireflection coating using said coating layer, an antireflectio... | 09/27/2005 |
| 6919472 | Catalyst compositions for the selective conversion of alkanes to unsaturated carboxylic acids, methods of making and methods of using thereof A catalyst composition for the selective conversion of an alkane to an unsaturated carboxylic acid having the general formula: MoVaNbbAgcMdOx wherein optional element M may be one or more sel... | 07/19/2005 |
| 6887825 | Method for the preparation of vanadium-antimony-oxide based oxidation and ammoxidation catalysts using non-aqueous media Vanadium antimony oxide catalysts useful for the selective oxidation and ammoxidation of paraffins, olefins, and aromatic compounds are manufactured in a process comprising (i) forming a catalyst precursor slurry comprising a vanadium containing compound and an anti... | 05/03/2005 |
| 6864384 | Preparation of vanadium antimony oxide based catalysts using nano-scale iron A process for the manufacture of an improved iron promoted vanadium antimony oxide catalyst useful in the ammoxidation of propane to acrylonitrile wherein the source of iron (i.e. an iron containing compound such as Fe2O3) employed in the catal... | 03/08/2005 |
| 6825145 | Exhaust gas purifying catalyst The present invention provides an exhaust gas purifying catalyst that is capable of substantially reducing the degree of deterioration in an exhaust gas purifying capability, which results from dissipation of an absorbent agent. Accordingly, an exhaust gas purifying... | 11/30/2004 |
| 6809061 | Selective bifunctional multigradient multimetallic catalyst A novel catalyst and the use thereof in a reforming process are disclosed. The catalyst comprises a refractory inorganic oxide, uniform platinum-group metal, uniform Group IVA (IUPAC 14) metal and surface-layer lanthanide-series metal. The catalyst is particularly s... | 10/26/2004 |
| 6706660 | Metal/metal oxide doped oxide catalysts having high deNOx selectivity for lean NOx exhaust aftertreatment systems A lean NOx catalyst and method of preparing the same is disclosed. The lean NOx catalyst includes a ceramic substrate, an oxide support material, preferably γ-alumina, deposited on the substrate and a metal promoter or dopant introduced into the oxide support mater... | 03/16/2004 |
| 6703343 | Method of preparing doped oxide catalysts for lean NOx exhaust The lean NOx catalyst includes a substrate, an oxide support material, preferably γ-alumina deposited on the substrate and a metal or metal oxide promoter or dopant introduced into the oxide support material. The metal promoters or dopants are selected f... | 03/09/2004 |
| 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 dioxide and c) from 0.1 to 10% by weight of at least one el... | 12/30/2003 |
| 6649557 | Use of tin derivatives as latent polycondensation catalysts, and premix containing them Tin derivatives for use as oxygen-activated latent polycondensation catalysts. According to the invention, said tin derivatives have at least one tin-tin bond of the formula (I): R1 --Yn --R4 wherein R1 and R | 11/18/2003 |
| 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 with a fluorine compound at a temperature of 200° C. or mo... | 10/07/2003 |
| 6596255 | Tin-containing granular magnetic oxide particles and process for producing the same Tin-containing granular magnetic oxide particles comprising spinel-type crystal represented by the formula: Fe3-x Snx O4 wherein x is 0.14 to 0.48, and having a Fe2+ content of 17 to 22% by weight, a lattice constant of ... | 07/22/2003 |
| 6583085 | Method for manufacturing indium-tin-iron catalyst for use in production of carbon nanocoils A method for manufacturing an indium-tin-iron catalyst that is used to obtain carbon nanocoils that have an external diameter of 1000 nm or less, the method comprising a first process that forms an organic solution by mixing an indium-containing organic c... | 06/24/2003 |
| 6548444 | Tin promoted iridium catalyst for carbonylation of lower alkyl alcohols A carbonylation catalyst useful for producing esters and carboxylic acids from reactants including lower alkyl alcohols, lower alkyl alcohol generating compounds, such as ether and ester derivatives of the alcohols, and mixtures thereof in a vapor phase c... | 04/15/2003 |
| 6548447 | Catalytic oxidative dehydrogenation process and catalyst A process for the production of a mono-olefin from a gaseous paraffinic hydrocarbon having at least two carbon atoms or mixtures thereof comprising reacting the hydrocarbons and molecular oxygen in the presence of a platinum catalyst. The catalyst consist... | 04/15/2003 |
| 6534440 | Process for the activation of a metallic palladium based catalyst useful for the direct oxidation of hydrogen to hydrogen peroxide This invention provides a process for the activation of a metallic palladium containing catalyst which is useful for the direct oxidation of hydrogen by oxygen to hydrogen peroxide, by treating the catalyst with an oxidising agent in order to at least par... | 03/18/2003 |
| 6506356 | Catalyst for oxidizing hydrogen sulfide gas and method for recovering elemental sulfur using the same A catalyst for recovering elemental sulfur by the selective oxidation of hydrogen sulfide is represented by the following chemical formula: Va Tib Xc Of wherein, a is such a mole number that vanadium amounts to 5-40% by w... | 01/14/2003 |
| 6495487 | Selective bifunctional multimetallic reforming catalyst A novel catalyst and the use thereof in a reforming process is disclosed. The catalyst comprises a refractory inorganic oxide, platinum-group metal, Group IVA(IUPAC 14) metal, indium and lanthanide-series metal. Utilization of this catalyst in the convers... | 12/17/2002 |
| 6451730 | Two-stage preparation of promoted V/Sb-oxide ammoxidation catalysts A process for the preparation of a promoted VSbOx catalyst comprising mixing a vanadium compound, at least a first portion of an antimony compound, and at least a portion of the support material to form a slurry, heating the slurry to remove th... | 09/17/2002 |
| 6426312 | Air purifying matrix for the oxidation of air-borne particulate and gases The present invention is an air purifying matrix to remove, reduce or detoxify organic pollutants. The matrix has an inert substrate, a photoreactive semiconductor material, and aqueous particles. The inert substrate is water absorbent, transparent to ult... | 07/30/2002 |
| 6346228 | Hydrophobic multicomponent catalyst useful for direct oxidation of hydrogen to hydrogen peroxide The present invention relates to a novel hydrophobic multicomponent catalyst useful in the direct oxidation of hydrogen to hydrogen peroxide and to a method for the preparation of such catalyst. More specifically, this invention relates to a novel hydroph... | 02/12/2002 |
| 6337129 | Antifouling member and antifouling coating composition Disclosed is a member having an antifouling surface on which the so-called "stains," such as deposits and contaminants, are less likely to be deposited. The surface of the member has both a hydrophobic portion, and a hydrophilic portion induced by a photo... | 01/08/2002 |
| 6313063 | Catalyst support material The present invention relates to a new catalyst support material comprising a mixed oxide consisting essentially of a divalent metal and a trivalent metal in a substantially homogeneous phase, the mixed oxide being a calcination product of a hydrotalcite-... | 11/06/2001 |
