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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8101541 | Catalyst for dehydrogenation of hydrocarbons A stationary or fluid bed dehydrogenation catalyst containing an alumina carrier, with chromium and alkali metals consisting of only sodium and potassium, added as promoters. The resultant catalyst demonstrates greater selectivity and olefin yield than prior art deh... | 01/24/2012 |
| 8080224 | Catalyst for the conversion of carbon monoxide Use of a catalyst composition comprising a metal selected from the group consisting of ruthenium, rhodium, nickel and combinations thereof, on a support selected from the group consisting of a beta-zeolite, mordenite and faujasites, is taught for carbon oxide methan... | 12/20/2011 |
| 8063261 | Multi-layered dehydrogenation catalyst system and process of use A system for dehydrogenating a C3 or C4 hydrocarbon feed stream containing a first and second layer of catalysts placed in the hydrocarbon feed stream, wherein the feed stream first passes through the first layer and then the second layer of catalysts and wherein th... | 11/22/2011 |
| 8063260 | Solid phosphoric acid with controlled porosity The present invention relates to a solid phosphoric acid catalyst and a process for conversion of hydrocarbons using a solid phosphoric acid catalyst. The solid phosphoric acid catalyst comprises silicon orthophosphate, and has a silicon orthophosphate to silicon py... | 11/22/2011 |
| 7982059 | Sorbitol conversion process A process for converting aqueous sorbitol to xylitol and isosorbide in the presence of an acid catalyst, and in the absence of an enzyme or of a hydrogenating catalyst, is disclosed. In the process, a sorbitol solution is reacted with an acid zeolite to produce xyli... | 07/19/2011 |
| 7973207 | Endothermic hydrocarbon conversion process The present invention is an improved cyclic, endothermic hydrocarbon conversion process and a catalyst bed system for accomplishing the same. Specifically, the improved process comprises reacting a hydrocarbon with a multi-component catalyst bed in such a manner tha... | 07/05/2011 |
| 7964114 | Iron-based water gas shift catalyst The present development is a catalyst for use in water gas shift processes, a method for making the catalyst and a method of using the catalyst. The catalyst is composed of iron oxide, copper oxide, zinc oxide, alumina, and optionally, potassium oxide, and is produc... | 06/21/2011 |
| 7939463 | Preparation of iron oxides A process for producing a high surface area iron material, comprising predominantly low crystalline iron oxides, starting with a low surface area iron metal is disclosed. The iron material of the present invention has a surface area of at least about 200 m2 | 05/10/2011 |
| 7923409 | 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 support of, e.g., at least one of monoclinic zirconia and an alkaline-earth... | 04/12/2011 |
| 7871961 | Catalyst for production of hydrogen and synthesis gas A high efficiency catalyst for use in a catalytic partial oxidation process for the production of hydrogen or syngas gas from hydrocarbons is disclosed. The catalyst comprises rhenium in combination with a second metal selected from the group of rhenium to second me... | 01/18/2011 |
| 7857896 | Moisture absorbing product for use in containers A moisture absorbing product, particularly for use in containers or railcars, includes a desiccant container including a plurality of separate desiccant holding compartments, each containing a quantity of desiccant material, a support over which the desiccant materi... | 12/28/2010 |
| 7780846 | Sulfur adsorbent, desulfurization system and method for desulfurizing A method for producing a substantially desulfurized hydrocarbon fuel stream at temperatures less than 100° C. including providing a nondesulfurized fuel cell hydrocarbon fuel stream and passing the fuel stream through a sulfur adsorbent system containing a speciali... | 08/24/2010 |
| 7771586 | Nickel on strontium-doped calcium aluminate catalyst for reforming A strontium-doped, calcium-alumina nickel supported reforming catalyst is useful for reforming reactions when it is desired to generate a low H2/CO ratio synthesis gas and to reduce coking. The catalyst can generate a synthesis gas having a H2/... | 08/10/2010 |
| 7767619 | Promoted calcium-aluminate supported catalysts for synthesis gas generation A promoted calcium-alumina supported reforming catalyst that is particularly useful for reforming reactions where low H2/CO ratio synthesis gas, such as less than 2.3 is generated directly is disclosed. The catalyst comprises from about 25 wt % to about 9... | 08/03/2010 |
| 7749376 | Process for sulfur adsorption using copper-containing catalyst The present invention is a method for the adsorption of sulfur-containing compounds from a hydrocarbon feedstream, and in particular, an olefin feedstream. The method comprises contacting the sulfur-containing compound with a copper oxide/zinc oxide/aluminum oxide c... | 07/06/2010 |
| 7745370 | Selective hydrogenation catalyst designed for raw gas feed streams A catalyst for selective hydrogenation of acetylenes and diolefins, particularly in a raw gas feed stream for front end selective hydrogenation. The catalyst contains a low surface area carrier with a surface area from about 2-20 m2/g, wherein the pore volume of the... | 06/29/2010 |
| 7692001 | Catalyst and method for production of polyols by hydrogenolysis of carbohydrates A catalyst and method for the hydrogenolysis of carbohydrates is disclosed. The catalyst comprises nickel metal on an alumina-silica support. Optionally, the catalyst may be promoted with noble metals selected from the group consisting of copper, ruthenium, rhodium,... | 04/06/2010 |
| 7645440 | 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 support of, e.g., at least one of monoclinic zirconia and an alkaline-earth... | 01/12/2010 |
| 7622623 | Catalytically inactive heat generator and improved dehydrogenation process An improved dehydrogenation catalyst bed system for olefin production utilizing classical processing techniques is disclosed. The catalyst bed system comprises a dehydrogenation catalyst comprising an active component selected from an oxide of a metal of Group 4 or ... | 11/24/2009 |
| 7585812 | High surface area, small crystallite size catalyst for Fischer-Tropsch synthesis A catalyst for use in the Fischer-Tropsch process, and a method to prepare the catalyst is disclosed. The catalyst of the present invention has a higher surface area, more uniform metal distribution, and smaller metal crystallite size than Fischer-Tropsch catalysts ... | 09/08/2009 |
| 7566680 | High surface area iron material prepared from a low surface area iron metal precursor A method for producing a high surface area iron material starting with a low surface area iron metal is disclosed. The iron material of the present invention has a surface area of at least about 200 m2/g, and is prepared via a method which comprises react... | 07/28/2009 |
| 7560412 | Fluid/slurry bed cobalt-alumina catalyst made by compounding and spray drying A method for producing a cobalt on alumina catalyst is disclosed. The catalyst is prepared by thoroughly mixing cobalt nitrate into a peptized alumina slurry, and then spray-drying the slurry to form attrition resistant microspheres. The cobalt prepared by this inve... | 07/14/2009 |
| 7557060 | Solid phosphoric acid with controlled porosity The present invention relates to a solid phosphoric acid catalyst and a process for conversion of hydrocarbons using a solid phosphoric acid catalyst. The solid phosphoric acid catalyst comprises silicon orthophosphate, and has a silicon orthophosphate to silicon py... | 07/07/2009 |
| 7435862 | Radial reactor loading of a dehydrogenation catalyst A radial reactor for utilization for catalytic reactions of gaseous or liquid feedstreams including an annular catalyst bed, wherein the material contained within the catalyst bed includes an active catalyst material, contained within an outer ring-shaped layer of t... | 10/14/2008 |
| 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 |
| 7389877 | Apparatus for packaging electronic components including a reel entrained with desiccating material An apparatus for packaging electronic components, particularly integrated circuits, which includes a carrier tape into or on which the integrated circuits can be secured, a packing reel, to which is secured the carrier tape, wherein one or more components of the pac... | 06/24/2008 |
| 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 significant quantities of CO and CO2, low quantities of steam (the ... | 05/27/2008 |
| 7335422 | Absorbent polymeric material A moisture-absorbing polymeric material is disclosed which consists of a combination of a thermoplastic material with an absorbing agent. The thermoplastic material is chosen such that when the absorbing agent is added to the thermoplastic material in the molten sta... | 02/26/2008 |
| 7271307 | Method for improving the performance of a dehydrogenation catalyst The present development relates to a modification of the Houdry process for the dehydrogenation of aliphatic hydrocarbons, whereby the dehydrogenation cycle is extended, or lengthened, and hydrogen gas is added into the reaction. The combination of the extended cycl... | 09/18/2007 |
| 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 |
| 7235507 | Catalyst for purifying diesel engine exhaust emissions A diesel oxidation catalyst comprising a honeycomb substrate washcoated with a mixture of clay, a refractory oxide and a zeolite is disclosed. The washcoated substrate is subsequently deposited with a precious metal catalyst and a sulfur oxidation suppressant. In a ... | 06/26/2007 |
| 7201959 | Absorbent polymeric composition A moisture-absorbing polymeric material is disclosed which comprises a combination of a thermoplastic material with an absorbent. The thermoplastic material is chosen such that when the absorbent is added to the thermoplastic material in the molten state, the absorb... | 04/10/2007 |
| 7199077 | Fischer-tropsch catalyst prepared with a high purity iron precursor A Fischer-Tropsch 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 particles prepared with th... | 04/03/2007 |
| 7179766 | Method and apparatus for production of enrobed catalyst pastilles or flakes The present development relates to a process for enrobing active catalytic materials with a protective coating to form pastilles, and to an apparatus for making the pastilles. The process comprises mixing an active catalyst powder with a hydrocarbon material in a lo... | 02/20/2007 |
| 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 particulate matter washcoated with high surface area support alumina, t... | 11/21/2006 |
| 7064097 | Process for production of a water gas shift catalyst A process for the preparation of water gas shift catalyst is described. The process includes mixing a copper salt and a zinc salt with an aluminum component in a solution, precipitating a precipitate from the solution, drying an forming the precipitate into the wate... | 06/20/2006 |
| 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 |
| 6984371 | Process for catalytic reforming A process for catalytic reforming of a hydrocarbon feed stream containing H2O, CO2, CH4 and CO at levels such that the H2O/CH4 is less than 0.8 and the CO2/CH4 is greater than 0.5 and the f... | 01/10/2006 |
| 6979663 | Method and apparatus for the production of enrobed catalyst pastilles The present development relates to a process for enrobing active catalytic materials with a protective coating to form pastilles, and to an apparatus for making the pastilles. The process comprises mixing an active catalyst powder with a hydrocarbon material in a lo... | 12/27/2005 |
| 6936568 | Selective hydrogenation catalyst A catalyst for selective hydrogenation of acetylene including a high surface area support material with a surface area at least about 150 m2/g and gold wherein the gold comprises from about 0.05 to about 5.0 weight percent of the catalyst and wherein the ... | 08/30/2005 |
