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| Number | Title | Issue Date |
| 7608747 | Aromatics hydrogenolysis using novel mesoporous catalyst system A process for the selective ring opening of ring-containing hydrocarbons in a feed stream having at least 10% ring-containing hydrocarbons includes contacting the feed stream with a ring opening catalyst containing a metal or a mixture of metals active for the selec... | 10/27/2009 |
| 7473814 | Process for converting methane into ethane The invention relates to a process for producing ethane comprising contacting methane with a metal catalyst selected from metal hydrides, metal organic compounds and mixtures thereof. It also relates to a process for the conversion of methane to carbon-containing pr... | 01/06/2009 |
| 7297825 | Catalyst and process for LPG production A catalyst for producing a liquefied petroleum gas according to the present invention comprises a Pd-based methanol synthesis catalyst component and a β-zeolite catalyst component. It can be used in a reaction of carbon monoxide and hydrogen to give a hydrocarbon c... | 11/20/2007 |
| 7250543 | Preparation of catalyst and use for high yield conversion of methane to ethylene A perovskite catalyst is prepared using a ceramic sol-sol methodology comprising preparing slurry in water of an alkaline earth metal salt, a powdered metal salt and a powdered transition metal oxide, adding a polymeric binder to form a paste, drying and comminuting... | 07/31/2007 |
| 7250150 | Chemical reactor with pressure swing adsorption A chemical reaction is performed with separation of the product(s) and reactant(s) by pressure swing adsorption (PSA), using an apparatus having a plurality of adsorbers cooperating with first and second valve assemblies in a PSA module. The PSA cycle is characteriz... | 07/31/2007 |
| 7232848 | Gas agitated multiphase reactor with stationary catalyst solid phase An apparatus for converting a gaseous and/or liquid feed fluid to gaseous and/or liquid products using a solid catalyst comprises a reactor, a liquid phase disposed within the reactor volume, a fixed catalyst at least partially disposed in the liquid phase, a coolin... | 06/19/2007 |
| 7163963 | Chemically and thermally stabilized alumina for Fischer-Tropsch catalysts This invention is generally related to the field of Fischer-Tropsch catalysts. In particular, the present invention is related to a Fischer-Tropsch catalyst and method of making same. More particularly, the present invention discloses a catalyst comprising a support... | 01/16/2007 |
| 7144498 | Supercritical hydrocarbon conversion process Supercritical conversion of hydrocarbons boiling above 538° C. (1000° F.) with a solvating hydrocarbon at a weight ratio of solvating hydrocarbon to high-boiling hydrocarbons of at least 2:1 and at conditions above the critical temperature and pressure of the high... | 12/05/2006 |
| 7119240 | Method for converting natural gas to olefins A process for converting natural gas to an olefin includes heating the gas to a selected range of temperature to convert a fraction of the gas stream to reactive hydrocarbons, primarily ethylene or acetylene, and reacting with hydrogen in the presence of a catalyst ... | 10/10/2006 |
| 7071239 | Fischer-Tropsch processes and catalysts using stabilized supports A catalyst and method for producing hydrocarbons using a catalyst support having an improved hydrothermal stability, such as under Fischer-Tropsch synthesis conditions. The stabilized support is made by a method comprising treating a boehmite material in contact wit... | 07/04/2006 |
| 7067448 | Method for production of n-alkanes from mineral oil fractions and catalyst for carrying out said method The invention relates to a method for the production of n-alkanes from mineral oil fractions and fractions from thermal or catalytic conversion plants, containing cyclic alkanes, alkenes, cyclic alkenes and/or aromatics. The invention further relates to a catalyst f... | 06/27/2006 |
| 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 |
| 7012104 | Fischer-Tropsch processes and catalysts made from a material comprising boehmite A hydrothermally-stable catalyst, method for making the same, and process for producing hydrocarbon, wherein the catalyst is used in synthesis gas conversion to hydrocarbons. In one embodiment, the method comprises depositing a compound of a catalytic metal selected... | 03/14/2006 |
| 6908878 | Catalyst compound for the metathesis of olefins An improved catalyst composition for the metathesis of olefins comprises at least one porous mineral carrier based on alumina, at least one compound of rhenium, molybdenum, or tungsten, and further includes silicon in an oxide form. ... | 06/21/2005 |
| 6808620 | Hydrocarbon conversion using zeolite SSZ-64 The present invention relates to new crystalline molecular sieve SSZ-64 prepared using a N-cyclobutylmethyl-N-ethylhexamethyleneiminium cation or N-cyclobutylmethyl-N-ethylheptamethyleneiminium cation structure directing agent, and processes employing SSZ-64 in a ca... | 10/26/2004 |
| 6695965 | Process for adjusting the hardness of Fischer-Tropsch wax by blending A wax blending process is disclosed which retains the desirable properties of a Fischer-Tropsch wax, while adjusting the hardness of the wax to within to a desired range. The invention utilizes a synergistic effect between hard virgin Fischer-Tropsch wax ... | 02/24/2004 |
| 6652737 | Production of naphtha and light olefins Disclosed is a method for treating naphtha. The method comprises providing naphtha feed, and the naphtha feed comprises naphthene ring-containing compounds. The naphtha feed is contacted with a ring opening catalyst containing a Group VIII metal under con... | 11/25/2003 |
| 6623625 | Naphthene ring opening over group VIII metal catalysts containing cracking moderators Disclosed is a process for opening naphthenic rings of naphthenic ring-containing compounds, along with catalysts which can be used in that process. The naphthene ring opening catalyst is a catalyst which comprises at least one of a Group VIII metal selec... | 09/23/2003 |
| 6616830 | Hydrocarbon conversion using zeolite SSZ-57 The present invention relates to a new crystalline zeolite SSZ-57 and processes employing SSZ-57 in a catalyst.... | 09/09/2003 |
| 6589416 | Method and catalyst for opening naphthenic rings of naphthenic ring-containing compounds Disclosed is a process for opening naphthenic rings of naphthenic ring-containing compounds, and catalysts which can be used in that process. The naphthene ring opening catalyst is a polymetallic catalyst comprising Group VIII metals. In a preferred embod... | 07/08/2003 |
| 6547958 | Hydrocarbon conversion using zeolite SSZ-59 The present invention relates to new crystalline zeolite SSZ-59 and processes employing SSZ-59 as a catalyst.... | 04/15/2003 |
| 6540906 | Hydrocarbon conversion using zeolite SSZ-60 The present invention relates to new crystalline zeolite SSZ-60 and processes employing SSZ-60 as a catalyst.... | 04/01/2003 |
| 6540905 | Hydrocarbon conversion using zeolite SSZ-58 The present invention relates to new crystalline zeolite SSZ-58 and processes employing SSZ-58 as a catalyst.... | 04/01/2003 |
| 6469225 | Process for manufacturing alkanes A process for the manufacture of alkanes comprising a cross-metathesis reaction between at least one starting alkane (A) and one organometallic compound (B) fixed to an inorganic support and comprising a metal bonded to at least one hydrocarbon-comprising... | 10/22/2002 |
| 6410814 | Process for synthesis of lower isoparaffins from synthesis gas A process for synthesis of lower isoparaffins from synthesis gas that is a mixture of hydrogen and carbon monoxide, wherein straight chain hydrocarbons are synthesized while isoparaffins and isoolefins are also produced through decomposition of hydrocarbo... | 06/25/2002 |
| 6359018 | Process for upflow fixed-bed hydroprocessing of fischer-tropsch wax An integrated process for producing a liquid hydrocarbon stream from Fischer-Tropsch hydrocarbon product without having to remove particulate contaminants such as catalyst fines from hot Fischer-Tropsch wax is disclosed. The process involves performing Fi... | 03/19/2002 |
| 6326407 | Hydrocarbon synthesis A method of transforming a normally gaseous composition consisting essentially of methane into a material comprising a major portion, at least, of hydrocarbons containing at least two carbon atoms; the method comprising the steps of feeding the compositio... | 12/04/2001 |
| 6281378 | Vanadium-containing catalysts, process for manufacturing and use of the same Vanadium-containing catalysts are obtained by using polyvanadic acid as a source of vanadium. Vanadium-containing catalysts are obtained by mixing catalyst components other than vanadium, or their precursors, with a polyvanadic acid sol which is formed by... | 08/28/2001 |
| 6271432 | Fischer-tropsch activity for non-promoted cobalt-on-alumina catalysts Cobalt catalysts, and processes employing these inventive catalysts, for hydrocarbon synthesis. The inventive catalyst comprises cobalt on an alumina support and is not promoted with any noble or near noble metals. In one aspect of the invention, the alum... | 08/07/2001 |
| 6265630 | Process for pentane disproportionation A process for the disproportionation of pentane to alkanes containing fewer carbon atoms per molecule and alkanes containing more atoms per molecule in the presence of a catalyst composition containing hydrogen fluoride (HF), titanium tetrafluoride (TiF | 07/24/2001 |
| 6235962 | Catalysts and process for ring opening of cyclic compounds A catalyst for ring opening of cyclic organic compounds comprising, on a carrier of alumina, silica, zirconia and mixtures thereof, from 0.1 to 10% by weight based on the total weight of the catalyst of a catalytic active metal selected from platinum, pal... | 05/22/2001 |
| 6225359 | Process for conversion of natural gas and associated light hydrocarbons to salable products Salable hydrocarbon products prepared by reacting a light hydrocarbon gaseous stream with a gaseous oxidant to produce carbon oxides and hydrogen, which is contacted in a hydrocarbon synthesis zone to produce a product stream comprising salable hydrocarbo... | 05/01/2001 |
| 6144897 | Control method for processes of synthesis of chemical products A control method for a process of synthesis of at least one chemical product in an equipment comprising at least one reactor (R) which is assimilated to a mixed reactor, in which manipulated variables (GC) allow to act on the course of the process in orde... | 11/07/2000 |
| 6132695 | Supported metal alloy catalysts A process of preparing a Group IV, V, or VI metal carbonitride including reacting a Group IV, V, or VI metal amide complex with ammonia to obtain an intermediate product; and, heating the intermediate product to temperatures and for times sufficient to fo... | 10/17/2000 |
| 6045688 | Method based on a fluidized-bed reactor for converting hydrocarbons The invention relates ro a method of converting hydrocarbons. According to the method, a gaseous or liquid hydrocarbon feed is passed into a circulating fluidized-bed reactor, wherein the feed is converted at a high temperatue under the influence of parti... | 04/04/2000 |
| 5958370 | Zeolite SSZ-39 The present invention relates to new crystalline zeolite SSZ-39 prepared using a cyclic or polycyclic quaternary ammonium cation templating agent.... | 09/28/1999 |
| 5877387 | Preparation of Pb-substituted hydroxyapatite catalyst and use in oxidative coupling of methane A preparation of a Pb-substituted hydroxyapatite catalyst for oxidative coupling of methane represented by the formula Ca10-x pbx (PO4)6 (OH)2 wherein 0 | 03/02/1999 |
| 5849973 | Oxidative coupling catalyst A catalyst for oxidative coupling of methane comprising Fe2 O3 deposited on a silica substrate, said silica substrate having particle sizes in the range of about 150 to 215 μm, and a method for producing said catalyst in which parti... | 12/15/1998 |
| 5811624 | Selective opening of five and six membered rings A process for opening C5 and C6 rings without substantial cracking. A feedstream containing compounds comprised of at least one C5 -ring, at least one C6 -ring, or both, is contacted, in the presence of hydrogen... | 09/22/1998 |
| 5783607 | Process for converting synthesis gas in the presence of a catalyst based on cobalt and titanium The invention concerns the preparation of a catalyst comprising a support comprising at least one oxide of the element Si, Al, Ti, Zr, Sn, Zn, Mg or Ln (where Ln is a rare earth), cobalt, titanium, at least one element A selected from the group formed by ... | 07/21/1998 |
