Patent application number | Description | Published |
20090038993 | COMPOSITION USEFUL IN THE CATALYTIC HYDROPROCESSING OF HYDROCARBON FEEDSTOCKS, A METHOD OF MAKING SUCH CATALYST, AND A PROCESS OF USING SUCH CATALYST - A hydrocarbon oil-impregnated composition that comprises a support material having incorporated therein a metal component and impregnated with a hydrocarbon oil. The hydrocarbon oil-impregnated composition is useful in the hydrotreating of hydrocarbon feedstocks, and it is especially useful in applications involving delayed feed introduction whereby the hydrocarbon oil-impregnated composition is first treated with hot hydrogen, and, optionally, a sulfur compound, prior to contacting it with a hydrocarbon feedstock under hydrodesulfurization process conditions. | 02-12-2009 |
20090062115 | AMORPHOUS SILICA-ALUMINA COMPOSITION AND A METHOD OF MAKING AND USING SUCH COMPOSITION - Described is a novel amorphous silica-alumina composition having a high ratio of pore volume contained in large pores to pore volume contained in medium to small pores. The amorphous silica-alumina composition also may have the characteristic of a strong aluminum-NMR penta-coordinated peak representing greater than 30% of the total aluminum and a method of making such novel amorphous silica-alumina composition using a pH swing preparation method. | 03-05-2009 |
20090062582 | AROMATICS HYDROGENATION CATALYST AND A METHOD OF MAKING AND USING SUCH CATALYST - Disclosed is a composition useful in the saturation of aromatics contained in a hydrocarbon feedstock. The composition includes a support composition having a high macroporosity of greater than 51 percent. The support composition comprises an amorphous silica-alumina having unique properties. | 03-05-2009 |
20100063326 | CATALYSTS COMPRISING A COMBINATION OF OXIDIZED METALS AND A METHOD FOR CLEAVING PHENYLALKYL HYDROPEROXIDES USING THE CATALYSTS - Catalyst comprising a combination of oxidized metals and processes for cleaving phenylalkyl hydroperoxides in the presence of the catalyst. | 03-11-2010 |
20100063329 | METHOD FOR DECOMPOSING DI(PHENYLALKYL)PEROXIDES TO PRODUCE HYDROXYBENZENES AND PHENYLALKENES USING SOLID CATALYSTS - A method for decomposing di(phenylalkyl)peroxides to hydroxybenzenes and phenylalkene(s) using solid catalyst. | 03-11-2010 |
20100152033 | AMORPHOUS SILICA-ALUMINA COMPOSITION AND A METHOD OF MAKING AND USING SUCH COMPOSITION - Described is a novel amorphous silica-alumina composition having a high ratio of pore volume contained in large pores to pore volume contained in medium to small pores. The amorphous silica-alumina composition also may have the characteristic of a strong aluminum-NMR penta-coordinated peak representing greater than 30% of the total aluminum and a method of making such novel amorphous silica-alumina composition using a pH swing preparation method. | 06-17-2010 |
20100200462 | SULFUR TOLERANT NOBLE METAL CONTAINING AROMATICS HYDROGENATION CATALYST AND A METHOD OF MAKING AND USING SUCH CATALYST - An aromatics hydrogenation catalyst composition which comprises a noble metal component and a support comprising zirconia, silica, and, optionally, alumina. The catalyst composition is manufactured by co-mulling silica, a zirconium compound, and, optionally, alumina to form a mixture that is formed into a shape, such as by extrusion to form an extrudate, with the shape being calcined and noble metal being incorporated into the shape. The catalyst composition may be used in the saturation of aromatic compounds. | 08-12-2010 |
20100236988 | OIL AND POLAR ADDITIVE IMPREGNATED COMPOSITION USEFUL IN THE CATALYTIC HYDROPROCESSING OF HYDROCARBONS, A METHOD OF MAKING SUCH CATALYST, AND A PROCESS OF USING SUCH CATALYST - A composition that comprises a support material having incorporated therein a metal component and impregnated with both hydrocarbon oil and a polar additive. The composition that is impregnated with both hydrocarbon oil and polar additive is useful in the hydrotreating of hydrocarbon feedstocks, and it is especially useful in applications involving delayed feed introduction whereby the composition is first treated with hot hydrogen, and, optionally, with a sulfur compound, prior to contacting it with a hydrocarbon feedstock under hydrodesulfurization process conditions. | 09-23-2010 |
20120295786 | OIL AND POLAR ADDITIVE IMPREGNATED COMPOSITION USEFUL IN THE CATALYTIC HYDROPROCESSING OF HYDROCARBONS, A METHOD OF MAKING SUCH CATALYST, AND A PROCESS OF USING SUCH CATALYST - A composition that comprises a support material having incorporated therein a metal component and impregnated with both hydrocarbon oil and a polar additive. The composition that is impregnated with both hydrocarbon oil and polar additive is useful in the hydrotreating of hydrocarbon feedstocks, and it is especially useful in applications involving delayed feed introduction whereby the composition is first treated with hot hydrogen, and, optionally, with a sulfur compound, prior to contacting it with a hydrocarbon feedstock under hydrodesulfurization process conditions. | 11-22-2012 |
20120317872 | PROCESS TO PRODUCE BIOFUELS FROM BIOMASS - Biofuels can be produced by: (i) providing a biomass containing celluloses, hemicelluloses, lignin, nitrogen compounds and sulfur compounds; (ii) contacting the biomass with a digestive solvent to form a pretreated biomass containing carbohydrates; (iii) contacting the pretreated biomass with hydrogen in the presence of a supported hydrogenolysis catalyst containing (a) sulfur, (b) Mo or W, and (c) Co and/or Ni incorporated into a suitable support to form a plurality of oxygenated intermediates, and (vi) processing at least a portion of the oxygenated intermediates to form a liquid fuel. | 12-20-2012 |
20120317873 | HYDROTHERMAL HYDROCATALYTIC TREATMENT OF BIOMASS - A method of hydrothermal hydrocatalytic treating biomass is provided. Lignocellulosic biomass is treated with a digestive solvent to form a pretreated biomass containing soluble carbohydrates. The pretreated biomass is contacted, with hydrogen at a temperature in the range of 150° C. to less than 300° C. in the presence of a pH buffering agent and a supported hydrogenolysis catalyst containing (a) sulfur, (b) Mo or W, and (c) Co, Ni or mixture thereof, incorporated into a suitable support, to form a plurality of oxygenated hydrocarbons. | 12-20-2012 |
20120322653 | AQUEOUS CATALYST SULFIDING PROCESS - A sulfidable catalyst containing at least one metal or metal oxide is sulfided under aqueous conditions. | 12-20-2012 |
20120330082 | HYDROPROCESSING CATALYST AND METHODS OF MAKING AND USING SUCH A CATALYST - A method of preparing a hydroprocessing catalyst that may have a high metals loading and has a particularly high activity for hydrodenitrogenation. The method uses several metal impregnations in combination with different intermediate treatment steps so as to provide a catalyst composition that includes a mix of different types of catalytically active sites. The method of the invention allows for the optimization and control of the relative ratio of the different types of active catalyst sites on the catalyst composition in order to give certain desired results and improved catalytic performance. The catalyst composition comprises a one or more active metals or active metal precursors that are incorporated onto a support material. | 12-27-2012 |
20130199969 | COMPOSITION AND A METHOD OF MAKING AND USE OF SUCH COMPOSITION - A composition and method of making such a composition that has application in the hydroprocessing of hydrocarbon feedstocks. The method comprises selecting an organic additive by the use of a correlation model for predicting catalytic activity as a function of a physical property that is associated with the organic additive and incorporating the organic additive into a support material to provide the additive impregnated composition. | 08-08-2013 |
20140109464 | LIGNOCELLULOSIC BIOMASS CONVERSION - A partially digested biomass solids is converted in a fixed bed catalytic reduction reactor under hydrothermal catalytic condition with a supported metal catalyst having a high void fraction. The catalyst having high void fraction allows high permeability and extends reaction run time. | 04-24-2014 |
20140165456 | HYDROTHERMAL HYDROCATALYTIC TREATMENT OF BIOMASS USING WATER TOLERANT CATALYSTS - A method of hydrothermal hydrocatalytic treating biomass is provided. Lignocellulosic biomass solids is provided to a hydrothermal digestion unit in the presence of a digestive solvent, and a supported hydrogenolysis catalyst containing (a) sulfur, (b) Mo or W, and (c) Co, Ni or mixture thereof, incorporated into an alumina support, which support is predominantly alpha alumina; (ii) heating the lignocellulosic biomass solids and digestive solvent in the presence of hydrogen, and supported hydrogenolysis catalyst thereby forming a product solution containing plurality of oxygenated hydrocarbons, said alumina support having a specific surface area of up to about 30 m | 06-19-2014 |
20140166221 | RECYCLABLE BUFFER FOR THE HYDROTHERMAL HYDROCATALYTIC TREATMENT OF BIOMASS - A method of hydrothermal hydrocatalytic treating biomass is provided. Lignocellulosic biomass solids is provided to a hydrothermal digestion unit in the presence of a digestive solvent, at least one of ammonia or a source of ammonia, and a supported hydrogenolysis catalyst containing (a) sulfur, (b) Mo or W, and (c) Co, Ni or mixture thereof, incorporated into a suitable support. The lignocellulosic biomass solids and digestive solvent are heated in the presence of hydrogen, supported hydrogenolysis catalyst and the at least one of ammonia or a source of ammonia forming a product solution containing plurality of oxygenated hydrocarbons and ammonia. At least a portion of ammonia is separated and recycled to the hydrothermal digestion unit. | 06-19-2014 |
20140171694 | HYDROTHERMAL HYDROCATALYTIC TREATMENT OF BIOMASS USING WATER TOLERANT CATALYSTS - A method of hydrothermal hydrocatalytic treating biomass is provided. Lignocellulosic biomass solids is provided to a hydrothermal digestion unit in the presence of a digestive solvent, and a supported hydrogenolysis catalyst containing (a) sulfur, (b) Mo or W, and (c) Co, Ni or mixture thereof, incorporated into a group 4 metal oxide support; (ii) heating the lignocellulosic biomass solids and digestive solvent in the presence of hydrogen, and the supported hydrogenolysis catalyst thereby forming a product solution containing plurality of oxygenated hydrocarbons, said catalyst retaining a crush strength of at least 50% after being subjected to an aqueous phase stability test compared with before the aqueous phase stability test or a crush strength of at least 0.25 kg after being subjected to an aqueous phase stability test. | 06-19-2014 |
20140305842 | Process for Upgrading a High Endpoint Gas Oil Containing High Concentrations of Thiophenes and Nitrogen and Providing for a Reduced Hydrogen Consumption Rate. - A process and catalyst that provides for the upgrading of a high endpoint gas oil feedstock that contains significant concentrations of organic sulfur compound and organic nitrogen compounds. Included among the sulfur compounds are the dimethyl-dibenzothiophenes and derivative thereof. The catalyst of the process is an additive impregnated composition or a derivative thereof that further comprises cobalt and molybdenum. The process provides for the upgrading the high endpoint gas oil feedstock by significantly reducing the difficult to remove thiophene and nitrogen compounds and the process does this with a significantly reduced hydrogen consumption relative to processes using comparative catalysts. | 10-16-2014 |
20140305843 | LOW-PRESSURE PROCESS UTILIZING A STACKED-BED SYSTEM OF SPECIFIC CATALYSTS FOR THE HYDROTREATING OF A GAS OIL FEEDSTOCK - A low-pressure process for hydrodenitrogenation and hydrodesulfurization of a gas oil feedstock. The process uses a multi-bed, stacked-bed reactor system. The first and third beds of the multi-bed, stacked-bed reactor system include catalysts that comprise cobalt and molybdenum supported on alumina. The middle, second bed, includes a catalyst comprising nickel and molybdenum supported on alumina that preferably includes an additive. The stacked bed arrangement with the use of the specific catalysts provides for the low-pressure operation and significantly improved HDN and HDS activity with relatively insignificant differences in hydrogen consumption. | 10-16-2014 |
20140315712 | PROCESS AND CATALYST FOR THE HYDROTREATMENT OF A HEAVY HYDROCARBON FEEDSTOCK - A method of hydrotreating a heavy hydrocarbon feedstock using a hydrotreating catalyst having specific properties that make it effective in removing nitrogen and sulfur from the feedstock is disclosed. The catalyst is composed of an alumina support particle having a specific pore diameter distribution which is achieved in part, by the use of pseudo-boehmite as the alumina source and specific calcining temperatures. The hydrotreatment catalyst also comprises a Group 6 metal component (e.g., molybdenum) and a Group 10 metal component (e.g., nickel), and optionally, a phosphorus metal component, which are supported by the alumina support particle. | 10-23-2014 |
20140339132 | TWO-STAGE DIESEL AROMATICS SATURATION PROCESS UTILIZING INTERMEDIATE STRIPPING AND BASE METAL CATALYST - A process for making high cetane diesel. The process includes contacting a distillate feedstock in a hydrodenitrogenation and polyaromatics saturation zone and passing the resulting treated effluent to a high pressure stripping zone. The stripped liquid fraction from the high pressure stripping zone is contacted with a base metal catalyst under monoaromatics saturation conditions to yield a reactor product. The reactor product undergoes a separation to provide a hydrogen portion and a dearomatized distillate portion with the hydrogen portion being recycled and introduced into the high pressure stripping zone. | 11-20-2014 |
20140339133 | TWO STAGE DIESEL AROMATICS SATURATION PROCESS USING BASE METAL CATALYST - A process that provides for the improvement of the properties of a distillate feedstock that has significant concentrations of nitrogen and polyaromatic compounds. The process includes a first reaction zone that uses a base metal catalyst and is operated under high pressure conditions to provide for the hydrodenitrogenation of organic nitrogen and saturation of polyaromatic compounds contained in the distillate feedstock. The first reaction zone treated effluent is separated into a heavy fraction and a lighter fraction with the heavy fraction being charged to a second reaction zone that also uses a base metal catalyst and is operated under high pressure conditions to provide for the saturation of monaromatic compounds that are contained in the heavy fraction. The inventive process provides for a high quality, low-sulfur and low-nitrogen diesel product that has a significantly lower aromatics content than the distillate feedstock and having a high value for its high Cetane Index. | 11-20-2014 |
20140339135 | COMPOSITION AND A METHOD OF MAKING AND USE OF SUCH COMPOSITION - A composition and method of making such a composition that has application in the hydroprocessing of hydrocarbon feedstocks. The method comprises selecting an organic additive by the use of a correlation model for predicting catalytic activity as a function of a physical property that is associated with the organic additive and incorporating the organic additive into a support material to provide the additive impregnated composition. | 11-20-2014 |
20140353213 | HYDROPROCESSING CATALYST COMPOSITION CONTAINING A HETEROCYCLIC POLAR COMPOUND, A METHOD OF MAKING SUCH A CATALYST, AND A PROCESS OF USING SUCH CATALYST - A composition that comprises a support material having incorporated therein a metal component and impregnated with an additive compound that is selected from the group of heterocyclic, polar compounds of the formula C | 12-04-2014 |