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| Number | Title | Issue Date |
| 7390395 | Hydrocarbon conversion using molecular sieve SSZ-56 The present invention relates to new crystalline molecular sieve SSZ-56 prepared using a N,N-diethyl-2-methyldecahydroquinolinium cation as a structure directing agent, methods for synthesizing SSZ-56 and processes employing SSZ-56 in a catalyst. ... | 06/24/2008 |
| 7348462 | Process for preparing branched olefins from a paraffinic wax A process for preparing branched alkyl aromatic hydrocarbons, which process comprises contacting branched olefins with an aromatic hydrocarbon under alkylating conditions, which branched olefins have been obtained by a process which comprises dehydrogenating an isop... | 03/25/2008 |
| 7335802 | Methods of preparing branched aliphatic alcohols Systems and methods to produced branched aliphatic alcohols are described. Systems may include a dehydrogenation-isomerization unit, an olefin dimerization unit, an olefin isomerization unit, a hydroformylation unit, a dehydrogenation unit, a hydrogenation unit and/... | 02/26/2008 |
| 7326819 | High-activity isomerization catalyst and process A catalyst and process is disclosed to selectively upgrade a paraffinic feedstock to obtain an isoparaffin-rich product for blending into gasoline. The catalyst comprises a support of a sulfated oxide or hydroxide of a Group IVB (IUPAC 4) metal, a first component of... | 02/05/2008 |
| 7318845 | Compact distillates fuel processor with effective sulfur removal process A distillate fuel steam reformer system in which a fuel feed stream is first separated into two process streams: an aliphatics-rich, sulfur-depleted gas stream, and an aromatics- and sulfur-rich liquid residue stream. The aliphatics-rich gas stream is desulfurized, ... | 01/15/2008 |
| 7291407 | Ceramic material having ceramic matrix composite backing and method of manufacturing An article comprising a ceramic material having a ceramic matrix composite backing adapted for use in a gas turbine engine is provided. The article comprises a structural ceramic material having a hot side facing toward a high temperature environment and a cold side... | 11/06/2007 |
| 7271303 | Multi-zone process for the production of diesel and aromatic compounds A multi-zone process for the production of low sulfur diesel and aromatic compounds wherein C9+ hydrocarbons are hydrocracked to produce low sulfur diesel and a naphtha boiling range stream which is reformed and transalkylated within reforming ... | 09/18/2007 |
| 7270738 | Catalyst and process for hydrocracking hydrocarbon-containing feedstocks This invention relates to silico-aluminum substrates, catalysts, and the hydrocracking and hydrotreatment processes that use them. The catalyst comprises at least one hydro-dehydrogenating element that is selected from the group that is formed by elements of group V... | 09/18/2007 |
| 7267760 | Method of removing contaminants from used oil In a method of removing acidic compounds, color, and polynuclear aromatic hydrocarbons, and for removing or converting hydrocarbons containing heteroatoms from used oil distillate, phase transfer catalysts are employed to facilitate the transfer of inorganic or orga... | 09/11/2007 |
| 7268094 | Mixed matrix membrane with super water washed silica containing molecular sieves and methods for making and using the same The present invention provides a method for preparing silica containing molecular sieves which may be mixed with an organic polymer to create a mixed matrix membrane. Further, this invention includes a method of making such a mixed matrix membrane and the membrane i... | 09/11/2007 |
| 7241376 | Method for passing a fluid through a moving bed of particles A process for contacting a bed of particulate material, usually catalyst, with a transverse flow of fluid is disclosed. The particulate material moves or is prevented from not moving, while the fluid passes through the bed at a rate greater than the stagnant bed pin... | 07/10/2007 |
| 7235684 | Process for preparing (branched-alkyl) arylsulfonates and a (branched-alkyl) arylsulfonate composition A process for preparing branched alkyl aromatic hydrocarbons, which process comprises contacting branched olefins with an aromatic hydrocarbon under alkylating conditions, which branched olefins have been obtained by a process which comprises dehydrogenating an isop... | 06/26/2007 |
| 7223710 | Cyclic catalyst regeneration process using a circulating stream for desorption A process in which halogen is recovered from a cyclic operation for regenerating hydrocarbon conversion catalysts is disclosed. The process uses an arrangement of beds of adsorbent and a circulating stream to return the halogen-containing materials to a regeneration... | 05/29/2007 |
| 7220701 | Catalyst and process for selective hydrogenation A selective hydrogenation catalyst composition comprises a rhodium component present in an amount such that the catalyst composition comprises less than 3.0% of rhodium by weight of the total catalyst composition; and an indium component present in an amount such th... | 05/22/2007 |
| 7220700 | Catalyst and process for selective hydrogenation A selective hydrogenation catalyst composition comprises a support; a first metal component comprising rhodium; and a second metal component comprising a metal other than rhodium and selected from Groups 1 to 15 of the Periodic Table of Elements, wherein said first ... | 05/22/2007 |
| 7220704 | Desulfurization and novel compositions for same A composition comprising a promoter and a metal oxide selected from the group consisting of a gallium oxide, an indium oxide, and combinations of any two or more thereof, wherein at least a portion of the promoter is present as a reduced valence promoter and methods... | 05/22/2007 |
| 7214642 | Methods of preparing active chromium/alumina catalysts via treatment with sulfate Methods of preparing a polymerization catalyst are provided that include contacting a support comprising alumina with a sulfating agent and with chromium. In an embodiment in which the chromium is provided from a chromium compound such as chromium oxide, the support... | 05/08/2007 |
| 7211542 | Method for producing powdered metal catalysts A method for producing high yields of high-purity carbon nanostructures having uniform average widths narrower than conventional carbon nanostructures. The nanostructures are produced from unsupported catalytic metal powders. A dispersing agent, such as sodium chlor... | 05/01/2007 |
| 7186344 | Membrane based fluid treatment systems A process for removing soluble and insoluble inorganic, organic, and microbiological contaminants from a fluid stream employing a pretreatment module, a post-treatment module, a recycle stream module or any combination thereof, and a membrane module, is provided. Th... | 03/06/2007 |
| 7169293 | Controllable space velocity reactor and process Disclosed is an apparatus and process for controlling space velocity in a fluidized catalytic conversion reactor. The catalyst flux rate can be adjusted during the process of the reaction to adjust the space velocity and maintain a fast fluidized flow regime therein... | 01/30/2007 |
| 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 |
| 7153801 | Aromatization catalyst and methods of making and using same A method of making a catalyst composition, comprising impregnating a large pore zeolite support with a platinum precursor and at least one organic ammonium halide precursor. In an embodiment, the ammonium halide precursor is represented by the formula N(R)4 | 12/26/2006 |
| 7153807 | Catalysts for selective hydrogenation of alkynes and alkadienes Catalysts have been discovered that are useful in hydrogenation reactions, and particularly for the selective hydrogenation of acetylene and/or methyl acetylene (MA) and/or propadiene (PD) in light olefin-rich feedstreams. These catalysts can selectively hydrogenate... | 12/26/2006 |
| 7112643 | Polymers having low levels of long chain branching and methods of making the same Methods of producing a polymer include contacting at least one olefin with a catalyst prepared by contacting a support comprising alumina with a sulfating agent and with chromium. Polymer compositions produced in this manner may exhibit relatively low levels of long... | 09/26/2006 |
| 7094942 | Carbon dioxide promoted dehydrogenation process for olefins A process for the dehydrogenation of alkane hydrocarbons is disclosed. The process comprises contacting the alkane with a chromium-based dehydrogenation catalyst in the presence of carbon dioxide at a temperature of from about 400° C. to about 700° C., a pressure ... | 08/22/2006 |
| 7091392 | Dehydrogenation process for olefins A process for the dehydrogenation of alkane hydrocarbons is disclosed. The process comprises contacting an alkane with a chromium-based dehydrogenation catalyst in the presence of molecular oxygen at a temperature of from about 400° C. to about 700° C., a pressure... | 08/15/2006 |
| 7087777 | Process for preparing a branched olefin, a method of using the branched olefin for making a surfactant, and a surfactant A process for preparing branched olefins comprising 0.5% or less quaternary aliphatic carbon atoms, which process comprises dehydrogenating an isoparaffinic composition over a suitable catalyst which isoparaffinic composition comprises paraffins having a carbon numb... | 08/08/2006 |
| 7056857 | Fischer-tropsch catalysts using multiple precursors A method for making a catalyst is provided that features loading a catalytic metal to a support using at least two different precursor compounds of that said metal; and loading the promoter to the support in an amount effective so as to achieve similar promotion as ... | 06/06/2006 |
| 7053257 | Process for preparing (branched-alkyl) arylsulfonates and a (branched-alkyl) arylsulfonate composition A process for preparing branched alkyl aromatic hydrocarbons, which process comprises contacting branched olefins with an aromatic hydrocarbon under alkylating conditions, which branched olefins have been obtained by a process which comprises dehydrogenating an isop... | 05/30/2006 |
| 7045477 | Process for continuously regenerating catalyst particles A process for continuously regenerating catalyst particles comprising: passing deactivated catalyst particles downwards in sequence through the first coke-burning zone, second coke-burning zone, oxychlorination zone, and calcination zone in the regenerator, wherein ... | 05/16/2006 |
| 7041866 | Solid-acid isomerization catalyst and process A catalyst and process is disclosed to selectively upgrade a paraffinic feedstock to obtain an isoparaffin-rich product for blending into gasoline. The catalyst comprises a support of a sulfated oxide or hydroxide of a Group IVB (IUPAC 4) metal, a first component co... | 05/09/2006 |
| 7041621 | Sulfided catalysts for improved performance in hydrocarbon processing A process and catalyst are disclosed for reducing coking in hydrocarbon processing reactions. The preferred embodiments employ a sulfur-containing material such as hydrogen sulfide to reduce catalyst susceptibility to deactivation from carbon deposits formed during ... | 05/09/2006 |
| 7038097 | Dual bed process using two different catalysts for selective hydrogenation of acetylene and dienes It has been discovered that a dual bed process using two different catalysts for the selective hydrogenation of acetylene and/or methyl acetylene (MA) and/or propadiene (PD) in a light olefin-rich feedstream can be accomplished with less selectivity to making oligom... | 05/02/2006 |
| 7030053 | Catalyst composition comprising ruthenium and a treated silica support component and processes therefor and therewith for preparing high molecular weight hydrocarbons such as polymethylene A catalyst composition and a process of using a catalyst composition for preparing high molecular weight hydrocarbons, such as polymethylene, from a fluid containing hydrogen and carbon monoxide are disclosed. The catalyst composition contains ruthenium and a treate... | 04/18/2006 |
| 7022889 | Isomerization process using novel catalyst A process for the isomerization of a feedstream comprising C5–C6 hydrocarbons where the process involves charging hydrogen and a feedstream comprising at least normal C5–C6 hydrocarbons into an isomerization zone and c... | 04/04/2006 |
| 7015175 | High-activity isomerization catalyst and process A catalyst and process is disclosed to selectively upgrade a paraffinic feedstock to obtain an isoparaffin-rich product for blending into gasoline. The catalyst comprises a support of a sulfated oxide or hydroxide of a Group IVB (IUPAC 4) metal, a first component of... | 03/21/2006 |
| 7011810 | Crystalline molecular sieves MFS structure type zeolite manufacture is facilitated by using a second organic molecule in addition to the usual hexaethylpentane diammonium salt. ... | 03/14/2006 |
| 7005455 | Regeneration of partial oxidation catalysts The present invention relates to a process for the preparation of synthesis gas (i.e., a mixture of carbon monoxide and hydrogen), typically labeled syngas. More particularly, the present invention relates to a regeneration method for a syngas catalyst. Still more p... | 02/28/2006 |
| 7005058 | Process and apparatus for removing sulfur from hydrocarbons Disclosed is an apparatus and process for controlling the sulfur content of effluent from a hydrocarbon fractionation column. The effluent includes a low boiling stream, a middle boiling stream and a high boiling stream. Either of the feed or the low boiling stream ... | 02/28/2006 |
| 7005059 | Catalyst having at least one element of group VIIB and its use in hydro-treating The invention relates to a catalyst for the transformation of hydrocarbon-containing feedstocks, in particular hydrotreatment, comprising at least one metal of group VIIB and at least one hydro-dehydrogenating metal (of the non-noble metals of group VIII and/or the ... | 02/28/2006 |
