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| Number | Title | Issue Date |
| 8148291 | Method for manufacturing catalyst for use in production of methacrylic acid It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid. A method for manufacturing a catalyst comprising essential active components of molybdenum, phosph... | 04/03/2012 |
| 8017547 | Method for manufacturing catalyst for use in production of methacrylic acid It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid. A method for manufacturing a catalyst comprising essential active components of molybdenum,... | 09/13/2011 |
| 7429682 | Catalyst for partial oxidation of methylbenzenes, method for preparing the same, and method for producing aromatic aldehydes using the same A catalyst for gas phase oxidation of methylbenzenes in the presence of molecular oxygen to produce corresponding aromatic aldehydes, a method for preparing the catalyst, and a method for producing aromatic aldehydes from methylbenzenes by using the catalyst. The ca... | 09/30/2008 |
| 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 |
| 7422994 | Platinum-copper-tungsten fuel cell catalyst A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper and tungsten, or an oxide, carbide and/or salt of one or more of platinum, copper and tungsten, wherein the sum of the concentrations of platinum, copper an... | 09/09/2008 |
| 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 |
| 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 of cobalt throughout the support, and a small metal crystallite size.... | 06/24/2008 |
| 7375053 | Nickel and cobalt plated sponge catalysts Novel nickel and/or cobalt plated sponge based catalysts are disclosed. The catalyst have an activity and/or selectivity comparable to conventional nickel and/or cobalt sponge catalysts, e.g., Raney® nickel or Raney® cobalt catalysts, but require a reduced content... | 05/20/2008 |
| 7365041 | Method for producing ammoxidation catalyst An ammoxidation catalyst comprising a molybdenum (component (1)), bismuth (component (2)), at least one element selected from the group consisting of nickel, cobalt, zinc, magnesium, manganese and copper (component (3)) and at least one element selected from the gro... | 04/29/2008 |
| 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 |
| 7285514 | Method for preparing catalyst for partial oxidation of acrolein The present invention relates to a method for preparing a catalyst for partial oxidation of acrolein, particularly to a method for preparing a catalyst for partial oxidation of acrolein that has a superior acrolein conversion rate, acrylic acid activity, selectivity... | 10/23/2007 |
| 7271126 | Catalyst for the dehydrogenation of ethyl benzene to STYRENE prepared with a high purity iron precursor A method for producing a catalyst for use in the dehydrogenation of ethylbenzene to styrene is disclosed. The catalyst of the present invention comprises a high purity metal and at least one promoter in the form of solid oxides, oxide hydrates, hydroxides, hydroxyca... | 09/18/2007 |
| 7241718 | Dimethyl ether steam reforming catalyst and method for producing the same The object of the present invention is to achieve excellent reforming ability even at lower temperatures, with a dimethyl ether steam reforming catalyst. According to the present invention, there is provided a dimethyl ether steam reforming catalyst capable o... | 07/10/2007 |
| 7229945 | Process of making mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins The present invention is for a process for making a catalyst for production of unsaturated aldehydes, such as methacrolein, by gas phase catalytic oxidation of olefins, such as isobutylene, said catalyst containing oxides of molybdenum, bismuth, iron, cesium, tungst... | 06/12/2007 |
| 7208646 | Selective hydrogenation of butadiene A process for the selective hydrogenation of dienes in mixed streams of olefin containing hydrocarbons, such as butadiene in a mixed C4 stream with minimum loss of monoolefins is disclosed wherein the reactor is operated at conditions which induce pulse f... | 04/24/2007 |
| 7129195 | Heterogenically catalysed gas-phase partial oxidation method for precursor compounds of (meth)acrylic acid The invention relates to a method for the heterogenically catalyed gas-phase partial oxidation of precursor compounds of (meth)acrylic acid in a fixed catalyst bed, containing as the catalyst an activated mass of mixed oxide, shaped to form a geometric body. Said ge... | 10/31/2006 |
| 7128769 | Methanol steam reforming catalysts, steam reformers, and fuel cell systems incorporating the same Methanol steam reforming catalysts, and steam reformers and fuel cell systems incorporating the same. In some embodiments, the methanol steam reforming catalyst includes zinc oxide as an active component. In some embodiments, the methanol steam reforming catalyst fu... | 10/31/2006 |
| 7119237 | Process and catalyst for preparing alcohols Alcohols prepared by reacting carboxylic acids and/or carboxylic esters with hydrogen in the presence of a special catalyst. ... | 10/10/2006 |
| 7105140 | Desulfurization compositions A composition comprising manganese oxide and a promoter, wherein at least a portion of the promoter is present as a reduced valence promoter and methods of preparing such composition are disclosed. The thus-obtained composition is employed in a desulfurization zone ... | 09/12/2006 |
| 7091377 | Multimetal oxide materials A multimetal oxide material contains the elements Mo, V and Te and/or Sb and at least one of the elements Nb, Ti, W, Ta and Ce and promoters and has a specific X-ray diffraction pattern. Moreover, such a multimetal oxide material is used as a catalyst for heterogene... | 08/15/2006 |
| 7067680 | Process for preparing organic hydroperoxide having a reduced amount of contaminants A process for preparing organic hydroperoxide having a reduced content of contaminants, which process involves: (a) oxidation of an organic compound to obtain reaction product containing an organic hydroperoxide; (b) contacting at least par... | 06/27/2006 |
| 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 |
| 7037877 | Process for the preparation of copper chromite catalyst The present invention provides a process for the preparation of an improved copper chromite catalyst for the hydrogenation of diethyl maleate to tetrahydrofuran with very high selectivity. This invention particularly relates to a process for the preparation of an im... | 05/02/2006 |
| 7038082 | Preparation of a multimetal oxide material A process for preparing a multimetal oxide material which contains the elements Mo, V and Te and/or Sb and at least one of the elements Nb, Ti, W, Ta and Ce and if desired promoters and has a specific X-ray diffraction pattern, in which process the last process step... | 05/02/2006 |
| 7037876 | High temperature shift catalyst prepared with a purity iron precursor A high temperature water gas shift catalyst comprising iron and at least one promoter is prepared via a method which comprises the preparation of a high purity iron precursor and which uses a nominal amount of water in the catalyst production. The catalyst prepared ... | 05/02/2006 |
| 7033566 | Photocatalyst and use thereof for decomposing chemical substance A photocatalyst including a metal oxide semiconductor represented by the formula: In1−xMxAO4 wherein M represents a transition metal element, A represents an element belonging to the Group 5a of the Perio... | 04/25/2006 |
| 7033972 | Catalyst for producing dimethyl ether, method for producing catalyst and method for producing dimethyl ether A catalyst for producing dimethyl ether which comprises alumina particles having an average size of 200 μm or less and a methanol synthesis catalyst layer formed around the alumina particles. The methanol synthesis catalyst is in an amount of 0.05 to 5 parts by wei... | 04/25/2006 |
| 7030054 | PGM-free washcoats for catalyzed diesel particulate filter applications The present invention provides new platinum group metal (“PGM”) free catalytic compositions that comprise silver and/or cobalt stabilized ceria. These compositions facilitate soot oxidation during the regeneration of diesel particulate filters (DPF) thereby repl... | 04/18/2006 |
| 7030055 | NOreduction compositions for use in FCC processes Compositions for reduction of gas phase reduced nitrogen species and NOx generated during a partial or incomplete combustion catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise (i) an acidic... | 04/18/2006 |
| 6998366 | Thin layer catalysts based on Raney alloys, and method for the production thereof Raney alloy catalysts applied to a support are described, said catalysts having an extremely thin layer of Raney alloy with a thickness of 0.01 to 100 μm. These catalysts are prepared by vapor deposition of the appropriate metals under reduced pressure. They are ge... | 02/14/2006 |
| 6914032 | Method of producing tungsten-copper based composite powder and sintered alloys for heat-sink using said composite powder The present invention relates to a method of producing W—Cu based composite powder, which is used in heat-sink materials for high-power integrated circuits, electric contact materials, etc, and to a method of producing a W—Cu based sintered alloy by using the co... | 07/05/2005 |
| 6881390 | NOx reduction compositions for use in FCC processes Compositions for reduction of gas phase reduced nitrogen species and NOx generated during a partial or incomplete combustion catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise (i) an acidic... | 04/19/2005 |
| 6797839 | Multi-metal oxide materials with a two-phase structure Multimetal oxide materials containing molybdenum, vanadium, antimony, one or more of the elements W, Nb, Ta, Cr and Ce and nickel and, if required, one or more of the elements Cu, Zn, Co, Fe, Cd, Mn, Mg, Ca, Sr and Ba and having a 2-component structure are used for ... | 09/28/2004 |
| 6794539 | Method for producing multiple-phase multi-metal oxide materials In a process for preparing a multiplephase multimetal oxide composition comprising Mo, V, Cu and, if desired, further elements, at least one phase is preformed separately and dispersed in a plastically deformable precursor composition of a further phase. The mixture... | 09/21/2004 |
| 6780816 | Modified carrier, complex oxide catalyst and process for preparation of acrylic acid A modified carrier carrying on at least a part of an inert carrier surface an oxide which is represented by the formula (1): XaYbZcOd (wherein X is at least an element selected from alkaline earth metals; Y is at least an ... | 08/24/2004 |
| 6762148 | Catalyst process of making An object of the present invention is to provide a catalyst that is highly active and has a large mechanical strength. The catalyst of the present invention contains molybdenum, vanadium, copper and antimony as the essential components, being produced by using antim... | 07/13/2004 |
| 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 than about 100 ppm of a source for a noble metal, such as palladium, p... | 06/29/2004 |
| 6740769 | Molybdenum-bismuth-iron-containing metal oxide catalysts for fluidized layer, method for preparation thereof, and use thereof A process for producing a molybdenum-bismuth-iron-containing metal oxide fluidized bed catalyst which has a controlled particle diameter and has satisfactory activity and physical properties. In a process for producing a fluidized bed catalyst containing molybdenum-... | 05/25/2004 |
| 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 |
| 6686311 | Catalyst system for producing carbon fibrils A catalyst system and method for making carbon fibrils is provided which comprises a catalytic amount of an inorganic catalyst comprising nickel and one of the following substances selected from the group consisting of chromium; chromium and iron; chromiu... | 02/03/2004 |
