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Chemistry of hydrocarbon compounds November USPTO class patent listing 11/07Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 11/29/2007 > patent applications in patent subcategories. USPTO class patent listing
20070276169 - Methods for monitoring hydrate inhibition including an early warning system for hydrate formation: A method for determining the presence of a hydrate history in a fluid involves obtaining a sample of the fluid. The sample is then cooled to determine the amount of cooling required in order to induce hydrate formation. The result is then compared to the amount of cooling required to... Agent: Young & Basile, P.C.
20070276170 - Process for preparing polyolefins in suspension: The invention relates to a continuous process for preparing polyolefins having a bimodal or multimodal molar mass distribution in suspension in at least two reactors R1, R2.x, R3.y which are connected in series and in which different reaction conditions are set. In this process, the offgases A1, A2.x, A3.y, A4... Agent: Basell Usa Inc.
20070276171 - Production of aromatic hydrocarbons from methane: In a process for converting methane to higher hydrocarbons including aromatic hydrocarbons, a feed containing methane is contacted with a dehydrocyclization catalyst in a reaction zone under conditions effective to convert said methane to aromatic hydrocarbons. A first portion of the catalyst is transferred from the reaction zone to a... Agent: Exxonmobil Chemical Company
20070276172 - Single step microwave induced process for the preparation of substituted stilbenes and its analogs: The present invention relates to a single step, microwave induced process for the preparation of substituted stilbenes and its analogs. Particularly, provides a method for the preparation of commercially important 2- or 4-hydroxy substituted stilbenes in one pot utilizing cheaper substrates in the form of 2- or 4-hydroxy substituted arylaldehyde... Agent: Dla Piper US LLP
20070276173 - Catalyst and process for the preparation of alkylated aromatic hydrocarbons: The present invention relates to a new zeolite having a beta-type crystalline structure, characterized by a distribution of the Lewis acid sites and Brønsted acid sites corresponding to a molar ratio [Lewis sites] [Brønsted sites] equal to or higher than 1.5. This new zeolite is useful in preparation processes of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20070276174 - Synthesis of molecular sieves and their use in the conversion of oxygenates to olefins: In a method of synthesizing a crystalline molecular sieve, a reaction mixture is formed comprising a source of phosphorus, a source of aluminum, at least one organic directing agent and, optionally, a source of silicon and crystallization of the reaction mixture is induced to form a slurry comprising the desired... Agent: Exxonmobil Chemical Company Law Technology
20070276175 - Crystalline composition, preparation and use: A porous crystalline composition having a molar composition as follows: YO2:m X2O3:n ZO, wherein Y is a tetravalent element selected from the group consisting of silicon, germanium, tin, titanium and combinations thereof, X is a trivalent element selected from the group consisting of aluminum, gallium, boron, iron and combinations thereof,... Agent: Bachman & Lapointe, P.C.11/22/2007 > patent applications in patent subcategories. USPTO class patent listing
20070270621 - Method for making industrial chemicals: A process for producing industrially important chemicals from renewable resources is disclosed. This “biobased” process employs readily available, renewable resources comprising fatty acids rather than exploiting fossil sources, such as coal and petroleum. In one embodiment of the process 1-octene, along with methyl-9-decenoate and butadiene, is produced from linoleic acid... Agent: Kagan Binder, PLLC
20070270622 - Apparatus for dehydrogenation of ethylbenzene to styrene: The present invention discloses a process and apparatus for improving the catalyst life and efficiency in a gas flow catalyst bed reactor assembly. The reactor comprises an outer reaction vessel, an inner displacement cylinder, and an annular catalyst bed surrounding the displacement cylinder having a top half and a bottom... Agent: Fina Technology Inc
20070270623 - Alkylation reaction vessel: Alkylation systems and methods of forming alkyl aromatic compounds are described herein. The alkylation systems generally include a reaction vessel including a first reaction zone adapted to receive an input stream having a first aromatic compound, wherein the first reaction zone includes an alkylation catalyst. The reaction vessel further includes... Agent: Fina Technology Inc
20070270624 - Ethylbenzene conversion and xylene isomerization processes and catalysts therefor: Catalysts comprise a combination of molecular sieve having a pore diameter of from about 4 to 8 angstroms and a catalytically-effective amount of molybdenum hydrogenation component and a sufficient amount of at least one platinum group metal hydrogenation component to enhance the isomerization activity of the catalyst.... Agent: Honeywell Intellectual Property Inc Patent Services11/15/2007 > patent applications in patent subcategories. USPTO class patent listing
20070265479 - Diesel fuel compositions: Fuel compositions containing a hydrocarbon blend having a cetane number of at least 62, a kinematic viscosity at 40° C. of greater than 3.0 cSt and a density at 15° C. of greater than 830 kg/m3 is disclosed. The Wear Scar value of the fuel composition is below 350 microns... Agent: Shell Oil Company
20070265480 - Process for the production of 2,6-dimethylnaphthalene: The invention relates to a multi-step chemical transformation process for the production of 2,6-dimethylnaphthalene starting from one or more naphthalene hydrocarbons or hydrocarbon blends containing the same, one or more benzene hydrocarbons and, optionally, a methylating agent reacted in the presence of a catalyst containing a zeolite belonging to the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20070265481 - Alkylaromatics production: A process is described for producing an alkylaromatic compound in a multistage reaction system comprising at least first and second series-connected alkylation reaction zones each containing an alkylation catalyst. A first feed comprising an alkylatable aromatic compound and a second feed comprising an alkene and one or more alkanes are... Agent: Exxonmobile Chemical Company Law Technology
20070265482 - Process for producing ethylene and propylene: A process for efficiently and stably producing ethylene and propylene which comprises bringing a hydrocarbon feedstock comprising at least one C4-12 olefin into contact with a zeolite-containing catalyst to obtain a reaction mixture containing ethylene and propylene, separating the reaction mixture into a fraction comprising ingredients ranging from hydrogen to... Agent: Birch Stewart Kolasch & Birch
20070265483 - Process for selectively hydrogenating butadiene in an c4 olefin stream containing a catalyst poison with the simultaneous isomerization of 1-butene to 2-butene: A process for selectively hydrogenating butadiene that is contained in a C4 stream having a concentration of a catalyst poison and C4 olefins, including 1-butene, and further the process provides for the substantial isomerization of the 1-butene to 2-butene of the C4 olefin stream, wherein the process comprises contacting, under... Agent: Shell Oil Company
20070265484 - High flux and selectivity sapo-34 membranes for co2/ch4 separations: SAPO-34 membranes and methods for their preparation and use are described. The SAPO-34 membranes are prepared by contacting at least one surface of a porous membrane support with a synthesis gel. The Si/Al ratio of the synthesis gel can be from 0.3 to 0.15. SAPO-34 crystals are optionally applied to... Agent: Greenlee Winner And Sullivan P C11/08/2007 > patent applications in patent subcategories. USPTO class patent listing
20070260096 - Method for converting an oxygenate feed to a light olefin: The present invention relates to a method for converting a feed including an oxygenate to a product including a light olefin. In particular, this invention relates to converting an oxygenate feedstock with a silicoaluminophosphate catalyst to a product including a light olefin in a reaction apparatus. More particularly, this invention... Agent: Exxonmobil Chemical Company
20070260097 - Deposition of polymeric materials and precursors therefor: Substituted paracyclophanes are particularly useful as precursors in the formation of a cross-linkable polymer on a deposition substrate such as an electronic device being processed. The paracyclophane precursor including a cross-linkable substituent such as an alkynyl is cracked at the phenyl linkages. The substrate is subjected to the cracked precursor.... Agent: Hovey Williams LLP
20070260098 - Production of aromatic hydrocarbons from methane: In a process for converting methane to higher hydrocarbons including aromatic hydrocarbons, a feed containing methane is contacted with a dehydrocyclization catalyst under conditions effective to convert said methane to aromatic hydrocarbons and produce a first effluent stream comprising aromatic hydrocarbons and hydrogen, wherein said first effluent stream comprises at... Agent: Exxonmobil Chemical Company
20070260099 - Catalytic system for polymerisation of lower alpha alkene: Catalytic system for polymerization of lower alpha alkene including a selectivity control agent which consists of naturally derived pure isomers of tartrates such as esters of (2-R,3-R)-dihydroxy-butane-1,4dicarboxylic acid or (2-S,3-S)-dihydroxybutane-1,4-dicarboxylic acid. The molar ratio of the optically pure isomers of the tartrates to titanium being 0.0375 to 1.5.... Agent: VistaIPLaw Group LLP
20070260100 - Molecular sieve catalyst composition, its making and use in conversion processes: This invention provides methods of making molecular sieve catalyst particles, molecular sieve slurries that can be used in such methods, molecular sieve catalyst compositions and their use in catalytic hydrocarbon conversion processes. In one of its aspects, the invention provides a method of making molecular sieve catalyst particles, the method... Agent: Exxonmobil Chemical Company Law Technology
20070260101 - Membrane reactor process for chemical conversions: Processes for chemical conversion of volatile organic compounds to value added products using multiphasic membrane reactors are described. More particularly the multiphasic materials comprising two or more phases bound to one another which in the form of a solid state membrane demonstrate an ability to selectively convey electrons, hydrogen and... Agent: Ineos Usa LLC
20070260102 - Process to obtain n-paraffins from vegetable oil: The process described by this invention involves the hydroconversion of vegetable oils appropriately selected for the production of N-paraffins, through hydrotreatment of a stream of vegetable hydrocarbon oils in and/or natural fats that may be used in a pure state or in a mixture with mineral hydrocarbon oil. This mixture... Agent: Nixon & Vanderhye, PC
20070260103 - Low pressure olefin recovery process: A low-pressure olefins recovery process and plant are described. The feed gas is compressed and distilled at a primary distillation pressure. The overhead stream is chilled at a pressure less than 30 kg/cm2 (430 psia) to partially condense the overheads. The primary distillation tower is refluxed with at least a... Agent: Kellogg Brown & Root LLC Attn: Christian Heausler11/01/2007 > patent applications in patent subcategories. USPTO class patent listing
20070255080 - Process for production of ethylbenzene from dilute ethylene streams: An improvement in a process for the production of ethylbenzene from a dilute ethylene stream wherein an ethylene-containing stream derived from a cracking process is directed to an ethylene fractionator for separation of ethylene and ethane. The improvement includes providing the dilute ethylene stream by liquefying and separating out a... Agent: Dilworth & Barrese, LLP
20070255081 - Catalysed reactions: In acid catalysed continuous hydrocarbon conversion reactions such as olefin oligomerisation or alkylation in the presence of phosphoric acid or zeolite catalysts the hydrocarbon feed is hydrated and the degree of hydration is adjusted according to the composition of the feed.... Agent: Exxonmobil Chemical Company
20070255082 - Reactor and process for carrying out endothermic or exothermic catalytic reaction: A heat exchange reactor for carrying out endothermic or exothermic reactions comprising: a housing defining an external reactor wall (1), a plurality of heat transfer tubes (2) arranged within said housing for the supply or removal of heat in catalyst beds (3, 3′) disposed at least outside (3) said heat... Agent: Dickstein Shapiro LLP
20070255083 - Method for separating and purifying 2,6-dimethylnaphthalene: A method for separating and purifying 2,6-dimethylnaphthalene, is provided in which 2,6-dimethylnaphthalene of high purity is obtained from a mixture of dimethylnaphthalene isomers with a high yield, by means of a combined process of column melt crystallization and sweating operation.... Agent: Merchant & Gould PCPrevious industry: Organic compounds -- part of the class 532- series
Next industry: Hazardous or toxic waste destruction or containment
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