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| Number | Title | Issue Date |
| 8124555 | Process for making titanium-MWW zeolite Titanium-MWW zeolite is prepared by heating a gel formed from a titanium compound, a silicon source, a boron source, an MWW-templating agent, and water at a temperature in the range of 35° C. to 75° C. for a period of 8 to 30 hours to form a pre-crystallized gel, ... | 02/28/2012 |
| 8043989 | Desulfurization system for hydrocarbon fuel A system is provided for desulfurizing a hydrocarbon fuel containing a light amount of methanol and a slight amount of water. The desulfurization system uses a Y-type zeolite-based desulfurizing agent containing at least copper arranged upstream of the system and an... | 10/25/2011 |
| 7960304 | Catalyst composition, the method of manufacturing, and the process of using thereof in hydrocarbon conversions A catalyst composition comprises (a) a MCM-22 family molecular sieve; and (b) a binder, wherein the MCM-22 family molecular sieve is characterized by an average crystal agglomerate size of less than or equal to 16 microns. The catalyst composition may further have a... | 06/14/2011 |
| 7951742 | Selective catalytic reduction of NO A gas stream containing nitrous oxide and ammonia is contacted with a catalyst composition containing a zeolite. N2O is reduced to N2 and H2O at low temperatures in a highly efficient manner. Ammonia-mediated reduction of nitrous oxi... | 05/31/2011 |
| 7919421 | Catalyst composition, the method of manufacturing and the process of use thereof in aromatics alkylation A catalyst composition comprises a crystalline MCM-22 family molecular sieve and a binder, wherein the catalyst composition is characterized by an extra-molecular sieve porosity greater than or equal to 0.122 ml/g for pores having a pore diameter ranging from about ... | 04/05/2011 |
| 7863211 | Epoxidation catalyst, its use and epoxidation process in the presence of this catalyst Epoxidation catalyst based on titanium zeolite in the form of extruded granules. Use of this catalyst in the synthesis of epoxides, preferably 1,2-epoxy-3-chloropropane or 1,2-epoxypropane, by reacting an olefinic compound, preferably allyl chloride or propylene, wi... | 01/04/2011 |
| 7763560 | Catalyst for purifying diesel engine exhaust gas and method for production thereof A catalyst which purges a diesel engine exhaust gas of HC, CO, and SOF and reduces the emission of particulates as well and a method for the production thereof are provided. The catalyst for purifying a diesel engine exhaust gas has deposited on a refractory three-d... | 07/27/2010 |
| 7709408 | Catalyst based on a solid microporous crystalline material and method of improving diesel fraction quality using said catalyst The invention relates to a catalyst consisting of at least: one matrix comprising at least one oxide which is selected from an amorphous oxide, an oxide with low crystallinity and a mixture of both; at least one solid microporous crystalline material which, in the c... | 05/04/2010 |
| 7638453 | Molecular sieve containing hydrodewaxing catalysts A catalyst composition containing a medium pore molecular sieve having deposited thereon an active metal oxide and at least one hydrogenation metal selected from the Group VIII and Group VIB metals for use in hydrodewaxing lube oil boiling range feedstreams. ... | 12/29/2009 |
| 7589041 | Mesostructured zeolitic materials, and methods of making and using the same One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. ... | 09/15/2009 |
| 7563739 | Desiccant based on clay-bound zeolite, process for its preparation and its use The invention relates to a desiccant based on clay-bound zeolite which is characterized in that it comprises hygroscopic salt and optionally further conventional additives. Preferably, it is present in the form of granules, the hygroscopic salt being arranged in the... | 07/21/2009 |
| 7553791 | Heavy aromatics conversion catalyst composition and processes therefor and therewith A catalyst composition, a process for producing the composition and a process for the conversion of a feedstock containing C9+ aromatic hydrocarbons to produce a resulting product containing lighter aromatic products and less than about 0.5 wt % of ethylb... | 06/30/2009 |
| 7550405 | Zeolite composite, method for making and catalytic application thereof A catalytic material includes microporous zeolites supported on a mesoporous inorganic oxide support. The microporous zeolite can include zeolite Beta, zeolite Y (including “ultra stable Y”—USY), mordenite, Zeolite L, ZSM-5, ZSM-11, ZSM-12, ZSM-20, Theta-1, ZS... | 06/23/2009 |
| 7547653 | ZSM-5 additive A catalyst composition suitable for reacting hydrocarbons such as in fluidized catalytic cracking (FCC) comprises an attrition-resistant particulate having at least 30% of an intermediate pore zeolite, kaolin, a phosphorous compound, and a high density unreactive co... | 06/16/2009 |
| 7524788 | Process for the alkylation of aromatic compounds Process for preparing alkylated aromatic compounds which comprises reacting an aromatic compound with a ketone and hydrogen in the presence of a catalytic composition comprising a solid acid material and copper. A preferred aspect is to use a catalytic composition a... | 04/28/2009 |
| 7491669 | Adsorbent with multiple layers A method, article of manufacture and apparatus are disclosed for binding successive layers of a “guest specie” such as an atom, cation, anion, organic molecule, and/or pathogen to a substrate or multiple different substrates. Possible substrates include material... | 02/17/2009 |
| 7476638 | Gasoline sulfur reduction in fluid catalytic cracking The sulfur content of liquid cracking products, especially the cracked gasoline, of the catalytic cracking process is reduced by the use of a sulfur reduction additive comprising a porous molecular sieve which contains a metal in an oxidation state above zero within... | 01/13/2009 |
| 7459413 | Catalyst composition for treating heavy feedstocks The present invention provides a catalyst and a process for its preparation and its use in cracking heavy feedstocks. The catalyst comprises one or more zeolites having a controlled silica to alumina ratio and preferably treated with alkali in the presence of a matr... | 12/02/2008 |
| 7452839 | Gasoline sulfur reduction in fluid catalytic cracking The sulfur content of liquid cracking products, especially the cracked gasoline, of the catalytic cracking process is reduced by the use of a sulfur reduction catalyst composition comprising a porous molecular sieve which contains a metal in an oxidation state above... | 11/18/2008 |
| 7452840 | Agglomerated zeolitic adsorbents, their process of preparation and their uses The present invention relates to agglomerated zeolitic adsorbents containing zeolite X and an inert binder, the inert binder containing at least 80% by weight of clay which has undergone zeolitization by the action of an alkaline solution, the zeolite X having with ... | 11/18/2008 |
| 7442665 | Preparation and screening of crystalline inorganic materials Methods and apparatus for the preparation and use of a substrate having an array of diverse materials in predefined regions thereon. A substrate having an array of diverse materials thereon is generally prepared by delivering components of materials to predefined re... | 10/28/2008 |
| 7442367 | Production method for zeolite shaped body and production method for zeolite layered composite The present invention discloses a production method for a zeolite shaped body in which a tetrapropylammonium hydroxide (TPAOH) solution and tetrapropylammonium bromide (TPABr) are added to a silica sol, an obtained prepared solution is heated under a condition that ... | 10/28/2008 |
| 7442365 | Process for preparing molecular sieve beads A process for preparing beads of various compositions has been developed. The process involves preparing a reaction mixture of sources of framework elements of a molecular sieve. The reaction mixture can optionally contain molecular sieve seeds. Additional sources o... | 10/28/2008 |
| 7442664 | Process for the preparation of an FCC catalyst This invention relates to a process for the preparation of a fluid catalytic cracking catalyst with improved attrition resistance. According to this preparation process, an aqueous slurry comprising a zeolite, day, and poly aluminum chloride is spray-dried and subse... | 10/28/2008 |
| 7435699 | Heterogeneous adsorbent and the use for diffusional separation methods A non-homogeneous adsorbent is described, formed of a core and at least one continuous outer layer in which the core of said adsorbent has a volume adsorptive capacity representing at least 35% of the volume of the adsorbent and the outer layer has a diffusional sel... | 10/14/2008 |
| 7431913 | EUO-structural-type zeolite that contains the N,N-dimethyl-N,N-di(3,3-dimethylbutyl)ammonium cation and its process for preparation A new EUO-structural-type zeolite that comprises at least one tetravalent element X that is selected from among silicon, tin, titanium and germanium and optionally at least one trivalent element T that is selected from among aluminum, iron, boron, indium and gallium... | 10/07/2008 |
| 7422732 | Synthesis of amines using molecular sieve SSZ-74 The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication as a structure-directing agent, and its use in catalysts for synthesizing amines. ... | 09/09/2008 |
| 7419930 | Catalytic composition for the aromatization of hydrocarbons The present invention regards a catalytic composition comprising gallium, at least one element chosen in the group of the lanthanides, and a zeolite belonging to the MFI, MEL or MFI/MEL families, the crystal lattice of which is made up of silicon oxide and at least ... | 09/02/2008 |
| 7419931 | Catalyst comprising a 10MR zeolite and a 12MR zeolite, and its use in transalkylation of alkylaromatic hydrocarbons A catalyst is described which comprises at least one zeolite with channels with openings defined by a ring having 10 oxygen atoms (10 MI), at least one zeolite with at least channels or side pockets with openings defined by a ring having 12 oxygen atoms (12 MR), at ... | 09/02/2008 |
| 7416809 | Catalyst materials for fuel cells An improved direct liquid-feed fuel cell having a solid membrane electrolyte for electrochemical reactions of an organic fuel. Improvements in interfacing of the catalyst layer and the membrane and activating catalyst materials are disclosed. ... | 08/26/2008 |
| 7417004 | Catalyst for dimethyl ether synthesis and its preparation methods This invention relates to a catalyst for synthesis of dimethyl ether and its preparation methods. More specifically, this invention relates to a catalyst with improved formulation for a highly efficient synthesis of dimethyl ether via dehydration of methanol. These ... | 08/26/2008 |
| 7417003 | Solid acid catalyst and process for decomposition of cumene hydroperoxide The present invention provides a catalyst particle of an inner core, an outer layer surrounding and bonded to the inner core, the outer layer of a zeolite beta catalyst, and the outer layer having a volumetric fraction from about 0.17 to about 0.62 of the entire cat... | 08/26/2008 |
| 7410924 | Hydrocracking catalyst comprising a microporous crystalline solid material The invention relates to a hydrocracking catalyst containing: a hydrogenative component which is selected from at least one group VIB metal, at least one group VIII metal and combinations of same; at least one matrix comprising at least one oxide which is selected f... | 08/12/2008 |
| 7407907 | Dual functional catalyst for selective opening of cyclic paraffins and process for using the catalyst A catalyst for selectively opening cyclic paraffins has been developed. The catalyst comprises a Group VIII metal, such as platinum, a modifier component, such as niobium or ytterbium, a molecular sieve, such as UZM-16 and a refractory inorganic oxide such as alumin... | 08/05/2008 |
| 7405177 | Catalyst for selective opening of cyclic naphtha and process for using the catalyst A catalyst and process for opening aliphatic cyclic hydrocarbons have been developed. The catalyst comprises a catalytic metal component, a molecular sieve and refractory inorganic oxide component. The molecular sieve is selected from the group consisting of MAPSOs,... | 07/29/2008 |
| 7405175 | Catalyst and method for clarifying exhaust gas A proton type β zeolite is used as catalyst. Nitrogen oxides in the exhaust gas containing excessive oxygen is reduced/removed by making the exhaust gas contact with the catalyst under the existence of methanol and/or dimethyl ether as reducing agent. It is desirab... | 07/29/2008 |
| 7399726 | Process for direct oxidation of propylene to propylene oxide and large particle size titanium silicalite catalysts for use therein Large crystals of titanium silicalite or intergrowths of intergrown smaller crystals, having a mean particle size greater than 2 μm, have been found catalytically effective at commercially reasonable rates for the epoxidation of olefins in the presence of hydrogen ... | 07/15/2008 |
| 7396793 | Exhaust gas purifying catalyst and process for purifying exhaust gas An exhaust gas purifying catalyst contains copper oxide, ZSM-5 and/or zeolite β, and an oxide of magnesium and/or calcium is further added thereto. A process for purifying an exhaust gas using such a catalyst is also included. By using the catalyst, NOx in an exhau... | 07/08/2008 |
| 7393804 | Exhaust gas purifying catalyst and process for purification of exhaust gas An exhaust gas purifying catalyst has a catalytic component including copper, ZSM-5, and β zeolite. This exhaust gas purifying catalyst reduces nitrogen oxides even from low temperature range and exhibits durability even under a thermal load of high temperature. | 07/01/2008 |
| 7393805 | Catalyst treatment useful for aromatics conversion process A process for preparing a transalkylation catalyst, the catalyst itself, and a transalkylation process for using the catalyst are herein disclosed. The catalyst comprises rhenium metal on a solid-acid support such as mordenite, which has been treated with a sulfur-b... | 07/01/2008 |
