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| Number | Title | Issue Date |
| 7777082 | Preparation of annular unsupported catalysts A process for preparing annular unsupported catalysts by thermally treating annular shaped unsupported catalyst precursor bodies, wherein the side crushing strength of the annular shaped unsupported catalyst precursor bodies is ≧12 N and ≦23 N; such precursor bo... | 08/17/2010 |
| 7253308 | Method for catalytic phase oxidation to (meth) acrolein and/or (meth) acrylic acid A process for the continuous gas-phase oxidation of C3- and C4-precursors to (meth)acrolein and/or (meth)acrylic acid in the presence of a catalyst in a reactor which has a feed for the reaction mixture at one reactor end and removal of the rea... | 08/07/2007 |
| 7248492 | Method and apparatus for CAM with reduced cross-coupling interference A method and apparatus for a CAM with reduced cross-coupling interference have been disclosed. ... | 07/24/2007 |
| 7223354 | Promoted nickel-magnesium oxide catalysts and process for producing synthesis gas A process and catalyst are disclosed for the catalytic partial oxidation of light hydrocarbons to produce synthesis gas at superatmospheric pressures. A preferred catalyst used in the process includes a nickel-magnesium oxide solid solution and at least one promoter... | 05/29/2007 |
| 7208636 | Preparation of acrolein by heterogeneously catalyzed partial gas phase oxidation of propene Acrolein is prepared by a process of heterogeneous catalyzed partial gas phase oxidation, by passing a starting reaction gas mixture which comprises propene, molecular oxygen and at least one inert gas, in which the molecular oxygen to propene (O2:C3... | 04/24/2007 |
| 7122170 | Catalysts for SPOC™ enhanced synthesis gas production A process and system for producing synthesis gas by a SPOC® enhanced catalytic partial oxidation process is disclosed. Light hydrocarbons in a H2S-containing feed gas are partially oxidized to produce hydrogen and carbon monoxide over a catalyst that sim... | 10/17/2006 |
| 7115775 | Method and device for the two-step production of acrylic acid α,β-ethylenically unsaturated aldehydes and/or carboxylic acids are prepared by means of a two-stage catalytic gas-phase oxidation in which a gas mixture comprising at least an alkane or alkene having from three to six carbon atoms and oxygen is subjected to a cat... | 10/03/2006 |
| 7108842 | Process for the catalytic partial oxidation of HS using staged addition of oxygen A multistage oxygen-added catalytic partial oxidation process and apparatus for converting H2S in an acid gas stream to elemental sulfur and water are disclosed. Each staged addition of oxygen or air at the top of the catalyst bed and at points along the ... | 09/19/2006 |
| 7078008 | Process for converting alkanes to carbon filaments The present invention includes a process for producing carbon filaments and synthesis gas from a mixture of alkanes, preferably natural gas, comprising converting a first portion of the alkanes, preferably C2+ hydrocarbons, directly to carbon f... | 07/18/2006 |
| 6958363 | Hydrogen use in a GTL plant The present invention provides a process for managing hydrogen in a hydrocarbon gas to liquid plant. The process includes passing a syngas feed stream produced by a partial oxidation reactor to a Fischer-Tropsch reactor, thereby converting the syngas to hydrocarbon ... | 10/25/2005 |
| 6956137 | Singlet oxygen oxidation of organic substrates The invention relates to a method for oxidizing organic substrates using 1O2 in which hydrophobic organic substrates that react with 1O2 are added to an organic solvent in the presence of a heterogeneous or homogeneous cat... | 10/18/2005 |
| 6946493 | Managing hydrogen in a gas to liquid plant The present invention provides a process for managing hydrogen in a hydrocarbon gas to liquid plant. The process includes feeding a syngas stream produced by a partial oxidation reactor to a Fischer-Tropsch reactor, thereby converting the syngas to hydrocarbon liqui... | 09/20/2005 |
| 6946111 | Short contact time catalytic partial oxidation process for recovering sulfur from an H2S containing gas stream A process for removing sulfur from a H2S-containing gas stream is disclosed. A preferred embodiment of the process comprises incorporating a short contact time catalytic partial oxidation reactor, a cooling zone, and a condenser into a conventional refine... | 09/20/2005 |
| 6809219 | Catalyst useful for oxidation of alkanes A catalyst useful for the gas phase oxidation of alkanes to unsaturated aldehydes or carboxylic acids is disclosed. Processes for preparing the catalyst and using the catalyst to convert alkanes to unsaturated aldehydes or carboxylic acids are also disclosed. ... | 10/26/2004 |
| 6670509 | Conversion of organic substrates to oxygenates or olefins using a bicyclo imide promoter A process for oxygenating organic substrates such as aliphatic hydrocarbons has been developed. The process involves contacting the organic substrate with oxygen in the presence of a bicyclo imide promoter and a metal co-catalyst. The process is preferabl... | 12/30/2003 |
| 6563006 | Catalytic oxidative conversion of hydrocarbons to aldehydes Catalytic processes have been developed for direct ambient air oxidative conversion of hydrocarbons to aldehydes and unsaturated alcohols. Aliphatic hydrocarbons including methane, hexanes, octanes, decanes, gasoline, diesel fuel, oils, solvents and other... | 05/13/2003 |
| 6486360 | Singlet oxygen oxidation of organic substrates The invention relates to a method for oxidizing organic substrate by using 1 O2. According to the inventive method, organic substrates that react with 1 O2 are mixed with 30-70% H2 O2 in water, ... | 11/26/2002 |
| 6365784 | Preparation of ethylene by gas permeation The invention relates to a process for preparing carbonyl compounds from olefins and an oxidizing agent in which the olefin is oxidized in a reactor, a reaction gas mixture which comprises unoxidized olefin being formed, which comprises separating off uno... | 04/02/2002 |
| 6320084 | Process for the preparation of glyceraldehyde and derivatives thereof The invention pertains to a process for the preparation of glyceraldehyde, or an acetal or a hemiacetal thereof, characterized in that 3-butene-1,2-diol is dissolved in a lower alkanol and is subjected to ozonolysis to obtain a 3-hydroperoxy-3-alkoxy-prop... | 11/20/2001 |
| 6252122 | Industrial process for the heterogeneously catalytic gas-phase oxidation of propane to form acrolein In an industrial process for the heterogeneously catalyzed gas-phase oxidation of propane with molecular oxygen to give acrolein, the feed gas mixture having an initial undiluted molar ratio of the reactants propane:O2 of 7:3 is diluted with th... | 06/26/2001 |
| 6187963 | Processes for the manufacture of acrolein derivatives Processes are disclosed for the conversion of propylene to an acrolein derivative by converting propylene to acrolein and converting acrolein to the acrolein derivative. The processes utilize oxygen and recycle propane to the acrolein reactor. Process fee... | 02/13/2001 |
| 6166263 | Processes for the manufacture of acrolein Processes are disclosed for the conversion of propylene to acrolein in the presence of propane. The processes utilize oxygen and recycle propane to the acrolein reactor. Process feeds can comprise, propane, propylene or mixtures thereof. The presence of p... | 12/26/2000 |
| 6090977 | Continuous heterogeneously catalyzed gas-phase partial oxidation of an organic compound In a process for the continuous heterogeneously catalyzed gas-phase partial oxidation of an organic compound in an oxidation reactor, whose feed gas mixture comprises, apart from the organic compound to be partially oxidized and molecular oxygen as oxidan... | 07/18/2000 |
| 5981818 | Integrated cracking and olefins derivative process utilizing dilute olefins A novel process is provided which integrates the cracking of hydrocarbon containing feedstocks with the olefins purification and olefins derivative process utilizing dilute olefin feedstocks.... | 11/09/1999 |
| 5808143 | Catalyst based on oxides of Fe, Co, Bi and Mo Catalysts of the formula I Aa Bb Ox !p Cc Dd Fee Cof Ei Fj Oy !q I, where A is bismuth, telluri... | 09/15/1998 |
| 5654491 | Process for the partial oxidation of alkanes A process for catalytic partial oxidation of a hydrocarbon is provided. The process includes: providing a feed gas mixture comprising an oxygen-containing gas and a hydrocarbon gas comprising one or more normal (C2 -C4)alkanes; provi... | 08/05/1997 |
| 5414157 | Catalytic oxidation of alkanes Process and apparatus are provided for oxidation of oxidation of organic compounds in which a reaction zone is provided, containing an open space and a bed of solid granular catalyst, an organic feedstock and oxygen are passed in gas phase through the ope... | 05/09/1995 |
| 5345011 | New manganese catalyst for light alkane oxidation Aluminophosphates containing manganese in the structural framework are employed for the oxidation of alkanes, for example the vapor phase oxidation of methane to methanol.... | 09/06/1994 |
| 5278319 | Process for the production of hydrocarbon partial oxidation products An improved process is provided for the production of a partial oxidation product by the vapor phase reaction of a hydrocarbon with substantially pure oxygen in the presence of a suitable catalyst. In the improved process, the partial oxidation product is... | 01/11/1994 |
| 5262547 | Process for the production of petrochemicals Petrochemicals are produced by the vapor phase reaction of a hydrocarbon with substantially pure oxygen in the presence of a suitable catalyst. In the improved process, the principal product is removed, carbon monoxide, present in the reactor effluent as ... | 11/16/1993 |
| 5144090 | Method for preparing acrolein or methacrolein A method for preparing acrolein or methacrolein comprises subjecting propylene, secondary propanol, isobutylene or tertiary butanol to gas phase catalytic oxidation with molecular oxygen in the presence of a catalyst represented by the following general f... | 09/01/1992 |
| 5132472 | Catalytic oxidation of alkanes Process is provided for oxidation of organic compounds in which a reaction zone is provided, containing an open space and a bed of solid granular catalyst, an organic feedstock and oxygen are passed in gas phase through the open space and then into contac... | 07/21/1992 |
| 5120877 | Process for the production of carbonyl compounds A process for the production of carbonyl compounds such as acetaldehyde is provided. This process entails reacting alpha olefins with a catalyst system containing a noble metal oxidation catalyst, cupric ions, chloride ions, and a strong acid such as sulf... | 06/09/1992 |
| 4885412 | Aldehyde production from alkylaromatics using molten nitrate salt catalyst A process for producing aldehydes and, more specifically, a process employing a vapor phase reaction in the presence of a molten nitrate salt catalyst.... | 12/05/1989 |
| 4843178 | Compositions possessing pheromone-like activity The present invention relates to a process for producing an E,Z-9-alkenyl-1-aldehyde component which comprises: (a) disproportionating cyclooctene and an -olefin in the presence of a suitable disproportionation catalyst under disproportionation conditio... | 06/27/1989 |
| 4814510 | Novel benzaldehyde derivatives, their preparation, and their use Benzaldehyde derivatives of the general formula I, where X is an oxygen atom or two R2 O groups and R1 and R2 are alkyl radicals of 1-4 carbon atoms, their preparation, and their use as odorants or odorant intermediates. ... | 03/21/1989 |
| 4740627 | Synthesis of E,Z-11-tetradecen-1-al The present invention pertains to a process for making a E,Z-11-tetradecen-1-al containing from 80 to 83 mole percent of the E isomer and from 17 to 20 mole percent of the Z isomer which exhibits pheromone-like activity for the spruce bud worm (choristone... | 04/26/1988 |
| 4612402 | Oxidation of olefins using rhodium nitro complex A process for the oxidation of olefinically unsaturated substrates of the formula R--CH.dbd.CH-R' wherein R and R' are independently selected from members of the group consisting of H, alkyl, alkenyl, cycloalkyl, aryl and halo-, cyano- and ether-substitut... | 09/16/1986 |
| 4499301 | Process for the preparation of unsaturated aldehydes and carboxylic acids Vapor phase process for the preparation of unsaturated aldehydes, carboxylic acids and mixtures thereof which comprises contacting a gaseous mixture of an open-chain olefin of from 3 to 8 carbon atoms, water and oxygen at an elevated temperature up to abo... | 02/12/1985 |
| 4448892 | Olefin oxidation catalyst The use of fluorocarbons during the multiphase oxidation of olefins to ketones with Wacker-type catalysts improves reaction efficiency.... | 05/15/1984 |
