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| Number | Title | Issue Date |
| 8183174 | IR-doped ruthenium oxide catalyst for oxygen evolution A method for preparing a metal-doped ruthenium oxide material by heating a mixture of a doping metal and a source of ruthenium under an inert atmosphere. In some embodiments, the doping metal is in the form of iridium black or lead powder, and the source of rutheniu... | 05/22/2012 |
| 8148292 | Preparation of high activity cobalt catalysts, the catalysts and their use A method is provided for preparing a supported cobalt-containing catalyst having substantially homogenously dispersed, small cobalt crystallites. The method comprises depositing cobalt nitrate on a support and then heating the support in an oxygen-containing, substa... | 04/03/2012 |
| 8093178 | Catalyst for reducing carbon monoxide concentration Disclosed in a catalyst which enables to reduce the carbon monoxide concentration in a product gas to 5 ppm by volume or less when carbon monoxide in a raw material gas containing hydrogen and carbon monoxide is selectively oxidized. The catalyst comprises a support... | 01/10/2012 |
| 8071503 | Catalyst An electrocatalyst, suitable for use in a fuel cell, comprises an alloy having a single crystalline phase, wherein the alloy consists of 5-95 at % palladium, 5-95 at % ruthenium and less than 10 at % of other metals, provided that the alloy does not consist of 50 at... | 12/06/2011 |
| 8071502 | Exhaust gas purifying catalyst An exhaust gas purifying catalyst is provided in which alloying of precious metals is prevented even at high temperatures so that degradation of catalyst can be inhibited. The exhaust gas purifying catalyst comprises a substrate serving as a passage of exhaust gas; ... | 12/06/2011 |
| 8053137 | Proton exchange membrane fuel cell An exemplary proton exchange membrane fuel cell includes a light-pervious first end plate, a second end plate, a light-pervious first bipolar plate, a second bipolar plate, and a membrane electrode assembly. The light-pervious first bipolar plate is arranged adjacen... | 11/08/2011 |
| 8039418 | Exhaust gas-purifying catalyst A high exhaust gas-purifying performance is achieved. An exhaust gas-purifying catalyst includes a substrate, a lower layer covering the substrate and including an oxygen storage material and palladium, and an upper layer covering the lower layer and including rhodi... | 10/18/2011 |
| 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 metal selected from columns 8, 9 or 10 of the periodic table of the e... | 10/04/2011 |
| 8012904 | Acid resistant ceramic materials, filter using the same, and preparation of them The present invention provides porous ceramic materials having good resistance to heat, acid and base, comprising three or more oxides selected from an oxide of silicon (SiO), an oxide of aluminum (AlO), an oxide of a transition metal, MxOy, [wherein M represents a ... | 09/06/2011 |
| 8003564 | Process for preparing a hydrocarbon synthesis catalyst A process for the preparation of a catalyst or catalyst precursor, comprising the steps of: (a) admixing: (i) a catalytically active metal or metal compound (ii) a carrier material (iii) a gluing agent; and (iv) optionally one or more promoters, and/or one or more c... | 08/23/2011 |
| 7977276 | Exhaust gas purifying catalyst and method of producing the same Disclosed is an exhaust gas purifying catalyst exhibiting excellent purification performance for a long period of time by suppressing coagulation of a noble metal. A catalyst powder comprises a noble metal and first and second compounds. In the catalyst powder, the ... | 07/12/2011 |
| 7977275 | Catalytically coated particle filter and method for producing the same and its use The invention proposes a particulate filter having a catalytic coating which contains two catalysts arranged one behind the other. The first catalyst is located in the gas inlet region of the filter and contains a palladium/platinum catalyst. The second catalyst is ... | 07/12/2011 |
| 7923406 | Support for fuel reforming catalyst with excellent heat and mass transfer characteristics and method of preparing the same A support for a fuel reforming catalyst includes aluminum (Al); and aluminum oxide (Al2O3) encapsulating the aluminum, wherein a total volume of micropores and mesopores is in the range of 0.1 to 1.0 ml/g per unit mass, and a volume of macropor... | 04/12/2011 |
| 7851403 | Honeycomb structure A honeycomb structure includes adhesive layers and plural honeycomb units bonded to each other by interposing the adhesive layers between the plural honeycomb units. Each of the honeycomb units has partition walls extending along a longitudinal direction of the hone... | 12/14/2010 |
| 7846864 | Photocatalyst materials having semiconductor characteristics and methods for manufacturing and using the same New types of photocatalyst materials are disclosed together with methods for preparing and using these materials, as well as air treatment systems incorporating such materials. The photocatalyst materials of this invention consist essentially of very small particles... | 12/07/2010 |
| 7838461 | Catalyst for exhaust gas purification A mesoporous catalyst for purifying lean burn NOx emission including a mesoporous material, which substantially has pores with a diameter of 2 to 50 nm and a specific surface area of 100 to 1,400 m2/g, selected from the group consisting of mesoporous sili... | 11/23/2010 |
| 7833932 | Compositions and methods for treating exhaust gases The present invention provides compositions, systems, and methods for achieving high efficiencies of nitrogen oxide (NOx) removal from exhaust gases while minimizing ammonia slip and sulfur dioxide oxidation. In one embodiment, a method of removing nitrogen oxides f... | 11/16/2010 |
| 7820587 | Porous anodic aluminum oxide membranes for nanofabrication A hydrogen detector with a porous layer of alumina. Pores with average pore diameters in the range of from about 10 to about 200 nanometers (nms) and average pore depths in the range of from about 10 to about 1000 nms have Pd nanoparticles in the pores forming a fil... | 10/26/2010 |
| 7816300 | Catalyst for purifying exhaust gas The present invention provides an exhaust gas purification catalyst comprising a base material, and a two or more layered catalyst coating layer, formed on the base material, wherein the two or more layers have upper and lower layers, and wherein the upper layer con... | 10/19/2010 |
| 7737076 | Catalyst and producing method thereof A catalyst producing method comprises preparing reverse micellar solution including an aqueous solution containing at least a noble metal element as a catalytic active component, and carrying the catalytic active component by a substrate to establish them into a cat... | 06/15/2010 |
| 7700518 | Catalyst structure and method of Fischer-Tropsch synthesis The present invention includes Fischer-Tropsch catalysts, reactions using Fischer-Tropsch catalysts, methods of making Fischer-Tropsch catalysts, processes of hydrogenating carbon monoxide, and fuels made using these processes. The invention provides the ability to ... | 04/20/2010 |
| 7632778 | Device for the generation of hydrogen An apparatus for producing hydrogen, which comprises: a. a heated steam reforming stage (1) with a reforming catalyst to convert gaseous or vaporizable hydrocarbons and water into hydrogen, carbon monoxide and further reform... | 12/15/2009 |
| 7629290 | Low-temperature ozone catalyst The present invention provides an economical and efficient system for the catalytic conversion of ozone, particularly in airplane bleed air. The present invention comprises a washcoat on a single surface layer, wherein the washcoat may contain an active metal oxide ... | 12/08/2009 |
| 7625836 | Heat-resistant oxide To provide a heat-resistant oxide which is excellent in heat resistance and durability at high temperature and has high activity, a heat-resistant oxide which has an oxide crystal structure and in which a rate of a solid solution of a noble metal in the oxide crysta... | 12/01/2009 |
| 7622418 | Method for producing exhaust gas purifying catalyst To provide a method for industrially efficiently producing an exhaust gas purifying catalyst containing a perovskite-type composite oxide which is stable and has a less reduced specific surface area and is also effectively prevented from decreasing in its catalytic ... | 11/24/2009 |
| 7612013 | Hydrocarbon-producing catalyst, process for producing the same, and process for producing hydrocarbons using the catalyst An object of the present invention is to provide a catalyst which, in the FT process, exhibits a high chain growth probability, and a high catalytic activity, can stably and smoothly promote the reaction, exhibits a high productivity of C5+, and can effic... | 11/03/2009 |
| 7601668 | Methods for manufacturing bi-metallic catalysts having a controlled crystal face exposure Improved bi-metallic nanocatalysts are manufactured using a control agent to produce nanoparticles having a controlled crystal face exposure. The bi-metallic nanocatalyst particles are manufactured in a two-step process. In a first step, nanocatalyst particles are m... | 10/13/2009 |
| 7598205 | Exhaust gas purifying catalyst In a three-way catalyst for purifying exhaust gases from internal combustion engines, scattering of bismuth components can be suppressed by employing a Bi—Ti composite oxide at a predetermined ratio. Accordingly, the effect of suppressing hydrogen sulfide emission... | 10/06/2009 |
| 7598204 | Metallic reagent A reagent suitable for use as a catalyst comprises a first metal species substrate having a second reduced metal species coated thereon, the second reduced metal species being less electropositive than the first metal. Methods of manufacture are also provided. ... | 10/06/2009 |
| 7592289 | Process for activating cobalt catalysts A particulate pre-reduction cobalt supported Fischer-Tropsch synthesis catalyst precursor which comprises a catalyst support impregnated with cobalt, is treated with a pure hydrogen reducing gas, at a first specific feed gas space velocity, SV1, and at a first heati... | 09/22/2009 |
| 7569512 | Zirconia support and zirconia supported catalyst A catalyst can comprise rhodium and zirconia. The zirconia can have a morphology parameter of greater than or equal to about 800. The method for making the catalyst can comprise: combining rhodium and a zirconium compound, wherein the zirconium compound has a morpho... | 08/04/2009 |
| 7544634 | Carbon monoxide removing catalyst A carbon monoxide removing catalyst such as a ruthenium supporting catalyst is provided for removing, through oxidation thereof, carbon monoxide from an alcohol reformed gas containing hydrogen and carbon monoxide to be supplied to a fuel cell. For its activation, t... | 06/09/2009 |
| 7541309 | Reforming nanocatalysts and methods of making and using such catalysts Catalysts suitable for use in reforming hydrocarbons have a halogen promoter and a plurality of dispersed nanocatalyst particles supported on a solid support. The dispersed nanocatalyst particles are manufactured using a dispersing agent to control the size and/or c... | 06/02/2009 |
| 7498288 | Exhaust gas-purifying catalyst and method of manufacturing the same An exhaust gas-purifying catalyst includes a support and a catalyst active component including at least one noble metal supported by at least a portion of the support. The support includes a stabilized zirconia containing at least one stabilizing element selected fr... | 03/03/2009 |
| 7465690 | Methods for making a catalytic element, the catalytic element made therefrom, and catalyzed particulate filters In one embodiment, a method for making a catalytic element comprises forming a first slurry of a promoter oxide precursor and a refractory inorganic oxide and calcining the first slurry to form a supported promoter. The supported promoter and a noble metal solution ... | 12/16/2008 |
| 7435759 | Method for the production of dimethyl ether A method for producing DME, which comprises separating a CO2 rich stream from a crude product stream containing DME and CO2 obtained by a DME synthesis from a feed syn gas; introducing the CO2 rich stream to a reverse water gas shift... | 10/14/2008 |
| 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 |
| 7425234 | Iron oxide pigments The invention relates to iron oxide pigments comprising an average solid body diameter of 0.1 to 500 μm, and to the production and use thereof. ... | 09/16/2008 |
| 7422731 | Catalyst and method for contact decomposition of nitrogen oxides The invention provides a catalyst for catalytic direct decomposition of nitrogen oxides contained in exhaust gases wherein fuel is supplied and subjected to combustion under periodic rich/lean conditions and the resulting exhaust gases are brought into contact there... | 09/09/2008 |
| 7419932 | Method for preserving catalyst The method for preserving a catalyst of the present invention is characterized in that, in a process for continuously producing an objective product by a vapor phase oxidation reaction using a phosphorus-molybdenum-vanadium catalyst containing phosphorus, molybdenum... | 09/02/2008 |
