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| Number | Title | Issue Date |
| 7462276 | Two stage hydrocracking process using beta zeolite for production of LPG and distillate hydrocarbons Increased yields of LPG and middle distillate products are obtained in a two stage hydrocracking process by the use of a catalyst containing a beta zeolite. In embodiments, the beta zeolite has not been hydrothermally treated or has been hydrothermally treated at a ... | 12/09/2008 |
| 7381321 | Process for improving aromatic and naphtheno-aromatic gas oil fractions Process for transforming a gas-oil fraction that makes it possible to produce a fuel that has a quality according to stringent requirements in terms of sulfur content, aromatic compound content, cetane number, boiling point, T95, of 95% of the compounds and density,... | 06/03/2008 |
| 7332071 | Process for improving aromatic and naphtheno-aromatic gas oil fractions Process for transforming a gas oil fraction that makes it possible to produce a fuel that has a quality according to stringent requirements in terms of sulfur content, aromatic compound content, cetane number, boiling point, T95, of 95% of the compounds and density,... | 02/19/2008 |
| 7311814 | Process for the production of hydrocarbon fluids Hydrocarbon fluids are produced by hydrocracking a vacuum gas oil stream, fractionating and/or hydrogenating the hydrocracked vacuum gas oil. The fluids typically have ASTM D86 boiling point ranges within the range 100° C. to 400° C. the range being no more than 7... | 12/25/2007 |
| 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 |
| 7267758 | Flexible method for producing oil bases and middle distillates with hydroisomerization-conversion followed by catalytic dewaxing For producing very high quality base stock and for simultaneously producing high quality middle distillates, successive hydroisomerisation and catalytic dewaxmg steps are employed wherein the hydroisomerisation is carried out in the presence of a catalyst containing... | 09/11/2007 |
| 7261805 | Process for catalytic dewaxing and catalytic cracking of hydrocarbon streams A process for upgrading a hydrocarbon feedstock containing waxy components and having an end boiling point exceeding 650° F., which includes contacting the feedstock at superatmospheric hydrogen partial pressure with an isomerization dewaxing catalyst that includes... | 08/28/2007 |
| 7173160 | Processes for concentrating higher diamondoids Hydroprocessing such as hydrocracking is advantageously employed in processes for the recovery and purification of higher diamondoids from petroleum feedstocks. Hydrocracking and other hydroprocesses degrade nondiamondoid contaminants. ... | 02/06/2007 |
| 7169291 | Selective hydrocracking process using beta zeolite Increased yields of middle distillate products are obtained in a hydrocracking process by the use of a catalyst containing a beta zeolite. In embodiments, the beta zeolite has not been hydrothermally treated or has been hydrothermally treated at a relatively low tem... | 01/30/2007 |
| 7151199 | Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Hydrocarbon or oxygenate conversion process in which a feedstock is contacted with a non zeolitic molecular sieve which has been treated to remove most, if not all, of the halogen contained in the catalyst. The halogen may be removed by one of several methods. One m... | 12/19/2006 |
| 7125817 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one metal-based component comprised of one or more elements from Group 3 a... | 10/24/2006 |
| 7122495 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst system contains at least one solid acid component and at least one metal-based component which consists of (a) oxygen and/or sulfur and ... | 10/17/2006 |
| 7122492 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises (1) at least one solid acid component, (2) at least one metal-based component comprised of one or more elements from Groups 1 ... | 10/17/2006 |
| 7122493 | Combined cracking and selective hydrogen combustion for catalytic cracking A catalyst system and process for combined cracking and selective hydrogen combustion of hydrocarbons are disclosed. The catalyst comprises: (1) at least one solid acid component, (2) at least one metal-based compo... | 10/17/2006 |
| 7077948 | Catalytic dewaxing process Process for the catalytic dewaxing of a hydrocarbon oil feed including waxy molecules and more than 500 ppmw of sulphur or sulphur containing compounds by contacting the oil feed under catalytic dewaxing conditions with a catalyst composition comprising at least a h... | 07/18/2006 |
| 7029642 | Crystalline solid UVL-1 and a process for hydroconverting/hydrocracking hydrocarbon feeds The invention concerns a novel crystalline solid UVL-1 which has an X ray diffraction diagram containing at least the following characteristic peaks: | 04/18/2006 |
| 6984309 | Zeolite ZSM-48 catalyst and method for improving paraffinic feedstock flow point The invention pertains to a catalyst that consists of a substrate made of at least one matrix and at least one zeolite that is selected from the group composed of the zeolites ZSM-48, EU-11, and ZBM-30, whereby, at the level of the zeolite, at least one noble metal ... | 01/10/2006 |
| 6908602 | Hydrocarbon conversion process Method for producing hydrogen and a hydroprocessed product from a hydrocarbonaceous feedstock by subjecting it to a catalytic hydrocracking treatment using hydrogen which has been at least partly produced from hydrocracked feedstock and subjecting at least pan of th... | 06/21/2005 |
| 6906208 | Mesoporous material and use thereof for the selective oxidation of organic compounds A material especially useful for the selective oxidation of hydrocarbons and other organic compounds includes a non-crystalline, porous inorganic oxide having at least 97 volume percent mesopores based on micropores and mesopores, and at least one catalytically acti... | 06/14/2005 |
| 6903046 | Metal modified Pd/Ni catalysts This invention relates to improved catalytic compositions suited for use in hydrogenation processes and to an improved process for hydrogenating organic compounds as in amination of alcohols or hydrogenation of nitro groups to the amine using the catalyst. The catal... | 06/07/2005 |
| 6740226 | Process for increasing hydrogen partial pressure in hydroprocessing processes In a hydrocracking unit, the flash gases from the high-pressure separator are fed to the bottom of an absorption zone where the entering gases are counter-currently contacted with a lean solvent. The lean solvent absorbs away the contained methane, ethane, propane, ... | 05/25/2004 |
| 6736959 | Process for improving the pour point of feeds containing paraffins using a catalyst based on a bridged dioctahedral 2:1 phyllosilicate The invention concerns a process for improving the pour point of a feed comprising paraffins containing more than 10 carbon atoms, in which the feed to be treated is brought into contact with a catalyst. The catalyst comprises at least one dioctahedral 2:1 phyllosil... | 05/18/2004 |
| 6709570 | Method for preparing a catalyst A method for preparing a catalyst comprising a zeolite and a low acidity refractory oxide binder which is essentially free of alumina which method comprises: (a) preparing an extrudable mass comprising a substantially homogenous mixture of zeolite, water, a s... | 03/23/2004 |
| 6576120 | Catalytic dewaxing process The invention relates to a process for the catalytic dewaxing of a hydrocarbon feed containing waxy molecules by contacting the hydrocarbon feed under catalytic dewaxing conditions with a catalyst composition having metallosilicate crystallites, a binder ... | 06/10/2003 |
| 6544407 | Process for the preparation of middle distillates starting from linear paraffins Process for the preparation of a middle distillate having good properties at low temperatures, which can be used as fuel, starting from a mixture of substantially linear hidrocarbons, without sulfur and containing at least 20% of a high-boiling fraction h... | 04/08/2003 |
| 6533923 | Trioctahedral phyllosilicates 2:1 of a stevensite or kerolite type modified post-synthesis, method of preparation and use in catalysis The present invention relates to stevensite or kerolite type trioctahedral phyllosilicates 2:1 containing fluorine, fluorinated in synthesis in an acid medium and modified post-synthesis to bring about Si/Al and/or Mg/Al substitutions which impart acid pr... | 03/18/2003 |
| 6464857 | Crystalline phosphorus-containing molecular sieves Molecular sieves comprising (1) phosphorus oxide; (2) a first oxide comprising an oxide of silicon, germanium or mixtures thereof; and (3) a second oxide comprising an oxide of aluminum, boron or mixtures thereof, said molecular sieve having a mole ratio ... | 10/15/2002 |
| 6416654 | Method for controlling hydrocracking and isomerization dewaxing operations Nitrogenous compounds especially bases such as ammonia vapor are used to control the operation of a hydrocracker or catalytic dewaxer. Catalyst activity and selectivity may be controlled by addition of the base to the feed, for example, to control the bal... | 07/09/2002 |
| 6409986 | Zeolite ITQ-5 The present invention relates to zeolithic materials having a characteristic X ray diffraction pattern, and its preparation method, characterized by the relatively low pH of the synthesis medium and the use of F- anions as mineralizing agent. T... | 06/25/2002 |
| 6388161 | Production of olefins A process for cracking an olefin-rich hydrocarbon feedstock which is selective towards propylene in the effluent, the process comprising contacting a hydrocarbon feedstock containing one or more olefinic components of C4 or greater with a cryst... | 05/14/2002 |
| 6355159 | Dissolution and stabilization of thermally converted bitumen A heavy hydrocarbon is rendered pipelineable by hydroconverting the heavy hydrocarbon under conditions sufficient to obtain a product oil of lowered viscosity and an API gravity suitable for pipelining and thereafter adding a diluent modified hydrocarbon ... | 03/12/2002 |
| 6344135 | Hydrocracking process using a catalyst comprising an IM-5 zeolite and a catalyst comprising an IM-5 zeolite and a promoter element The invention concerns a hydrocracking process using a catalyst comprising at least one matrix, an IM-5 zeolite, at least one metal selected from the group formed by metals from group VIB and group VIII of the periodic table, optionally at least one eleme... | 02/05/2002 |
| 6340430 | Distillate dewaxing process A hydrotreating process is presented for both dewaxing the diesel fraction and reducing the aromatic content of kerosene fraction of a distillate boiling range feed stream. The feed stream is flashed to generate vapor and liquid phase streams. The portion... | 01/22/2002 |
| 6334947 | Catalyst comprising at least a hydrogenation metal component and a synthetic clay and a process of using The invention pertains to a catalyst at least comprising a hydrogenation metal component and a swelling synthetic clay consisting of elemental clay platelets, with the average diameter of the clay platelets not exceeding 1 micron and the average degree of... | 01/01/2002 |
| 6294081 | Hydroprocessing with catalytic silicoaluminophosphates having an AEL structure Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions, a method for their preparation and their use as catalysts for the hydroprocessing of hydrocarbon feedstocks. More particularly, the new SAPOs have a high silica:alumina rat... | 09/25/2001 |
| 6238550 | Silicoaluminophosphates having AEL structure, a method for their preparation and their use as catalysts for the hydroprocessing of hydrocarbon feedstocks Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions, a method for their preparation and their use as catalysts for the hydroprocessing of hydrocarbon feedstocks. More particularly, the new SAPOs have a high silica:alumina rat... | 05/29/2001 |
| 6187708 | Process for activation of catalysts with a nitrogenous compound and excess thionic compound the catalysts that is obtained and it use in hydroconversion The invention relates to a process for the sulfurization of hydroconversion catalysts, whereby said catalyst contains at least one element of group VIII of the periodic table and optionally an element of group VI, whereby said metal is present in the oxid... | 02/13/2001 |
| 6171475 | Process for controlled degradation of hydrocarbon polymers A method for converting a polymer or oligomer derived from an ethylenically unsaturated monomer into alkanes or into a hydrocarbon fraction or a lower oligomer fraction by controlled hydrocracking, wherein the polymer or oligomer is exposed to a catalyst ... | 01/09/2001 |
| 6165349 | Process for thermal and/or catalytic decomposition and/or depolymerization of low-grade organic substances and device for carrying out the process The nature of the process consists in that the low-grade organic substances are subject, at a temperature of 150° C. to 700° C. and at a pressure of 0.1 MPa to 2.5 MPa, to the action of a moving bed of solid particles of a substance which perform whirli... | 12/26/2000 |
| 6160191 | Hydrocarbon conversion using large crystal zeolite catalyst A process for converting hydrocarbons by contacting a hydrocarbon feedstream under hydrocarbon conversion conditions with a large crystal zeolite catalyst. The large crystal zeolite of the catalyst used in the hydrocarbon conversion process is made by hea... | 12/12/2000 |
