Chemistry of hydrocarbon compounds inventions 08/08

20080207969 - Tailored fischer-tropsch synthesis product distribution: Novel methods of Fischer-Tropsch synthesis are described. It has been discovered that conducting the Fischer-Tropsch synthesis over a catalyst with a catalytically active surface layer of 35 microns or less results in a liquid hydrocarbon product with a high ratio of C5-C20:C20+. Descriptions of novel Fischer-Tropsch catalysts and reactors are... Agent: Frank Rosenberg

20080207970 - Heating an organic-rich rock formation in situ to produce products with improved properties: A method of producing hydrocarbon fluids with improved hydrocarbon compound properties from a subsurface organic-rich rock formation, such as an oil shale formation, is provided. The method may include the step of heating the organic-rich rock formation in situ. In accordance with the method, the heating of the organic-rich rock... Agent: Exxon Mobil Upstream Research Company

20080207971 - Alkylation process with settler effluent recycle: A system and/or process for increasing the isobutane to olefin ratio in an alkylation process/system is disclosed. The system and/or process includes provisions for charging a portion of the settler effluent as a feed to at least one reaction zone downflow from the first reaction zone of a multi-zone alkylation... Agent: Honeywell Intellectual Property Inc Patent Services

20080207972 - Propylene polymer catalyst donor component: s

20080207973 - Purge gas streams to stagnant zones within oxygenate-to-olefin reactor: The present invention comprises a process for conversion of oxygenates to olefins comprising contacting within a reactor the oxygenates with a catalyst to produce light olefins and wherein the reactor comprises at least two zones, a first zone wherein gas circulates at a faster rate than a second zone wherein... Agent: Honeywell Intellectual Property Inc Patent Services

20080207974 - Process for decoking a furnace for cracking a hydrocarbon feed: A process for decoking a convection section of a furnace for cracking a hydrocarbon feed, the furnace comprising a radiant section having burners that generate radiant heat and hot flue gas, and the convection section having at least one heat exchange tube for conveying the hydrocarbon feed. The process includes... Agent: Exxonmobil Chemical Company

20080207975 - Method for the production of propene from propane: p

20080207976 - Method for removing water from an alkylation process system: A method is disclosed for removing water from an alkylation process system using a water removal column to remove water from a re-run column (catalyst regeneration column) overhead stream.... Agent: Honeywell Intellectual Property Inc Patent Services

20080200736 - Material for organic light-emitting element and organic light-emitting element including the same: A fluorene compound and an organic light-emitting element including the fluorene compound are provided. The fluorene compound is represented by the following general formula [1], and the fluorene compound is a material for an organic light-emitting element. A steric hindrance group is introduced directly on a fluorene ring in the... Agent: Fitzpatrick Cella Harper & Scinto

20080200737 - Process for breaking the carbon chains of organic molecules of solid materials and related apparatus: A process for breaking chains of organic molecules in which solid material comprising organic molecules is subjected to a mechanical stretching and squashing action, until it assumes a pasty consistency that by internal friction is subjected to a temperature and pressure increase in the absence of air, which breaks its... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080200738 - Pyrolytic process and apparatus for producing enhanced amounts of aromatc compounds: A pyrolysis process and reactor converts various hydrocarbons such as waste materials, for example, scrap polymers, tires, etc., into various chemical components or amounts thereof, not otherwise produced by conventional pyrolytic processes. A large reactor size is utilized in association with a low heat input per unit weight of charge.... Agent: Eileen T. Mathews

20080200739 - Catalyst for the dehydrogenation or hydrogenation of hydrocarbons containing secondary catalyst: Catalysts comprising: a ground, spent (de)hydrogenation catalyst material present in an amount of 10 to 70% by weight based on the catalyst, the ground, spent catalyst material comprising iron oxide; and a fresh catalyst material present in an amount of 30 to 90% by weight based on the catalyst, the... Agent: Connolly Bove Lodge & Hutz, LLP

20080200740 - Process for converting gaseous alkanes to olefins and liquid hydrocarbons: A process for converting gaseous alkanes to olefins and higher molecular weight hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid are then reacted over a synthetic crystalline alumino-silicate... Agent: Marathon Oil Company C/o Law Office Of Jack E. Ebel

20080200741 - Dehydrogenation catalyst, process for preparation, and a method of use thereof: A process for preparing a dehydrogenation catalyst comprising preparing a mixture comprising a treated regenerator iron oxide and at least one additional catalyst component; and calcining the mixture wherein the treated regenerator iron oxide is prepared by washing a regenerator iron oxide at a temperature below 350° C. such that... Agent: Shell Oil Company

20080200742 - Para-xylene selective adsorbent compositions and methods: Adsorbent compositions for vapor-phase adsorption processes, which are selective for para-xylene. Such compositions can be used in gas-phase adsorption processes for the separation of para-xylene or the separation of para-xylene and ethylbenzene from mixed xylenes or a C8 aromatic mixture, respectively. The adsorbent compositions generally comprise materials of a molecular... Agent: Carol Wilson Bp America Inc.

20080200743 - Methods for oligomerizing olefins with chromium pyridine ether catalysts: The present invention provides a method of producing oligomers of olefins, comprising reacting olefins with a catalyst under oligomerization conditions. The catalyst can be the product of the combination of a chromium compound and a pyridyl ether compound. In particular embodiments, the catalyst compound can be used to trimerize or... Agent: Exxonmobil Chemical Company

20080200744 - Trimerisation and oligomerisation of olefins using a chromium based catalyst: The invention provides a mixed heteroatomic ligand for an oligomerisation of olefins catalyst, which ligand includes at least three heteroatoms, of which at least one heteroatom is sulfur and at least two heteroatoms are not the same. The invention also provides a multidentate mixed heteroatomic ligand for an oligomerisation of... Agent: Occhiuti Rohlicek & Tsao, LLP

20080200745 - Method for producing propene from 2-butene and isobutene-rich feeding flows: which comprises a metathesis step in which a C4-hydrocarbon stream comprising at least 15% by weight of 2-butenes, at least 5% by weight of isobutene and not more than 5% by weight of 1-butene (feed stream) is brought into contact with ethene in the presence of a customary metathesis catalyst... Agent: Connolly Bove Lodge & Hutz, LLP

20080194890 - Production of high purity cumene from non-extracted feed and hydrocarbon composition useful therein: A process for producing an cumene product having a purity of at least 99.50 percent based on the weight of cumene present in the product by the propylation of the benzene present in non-extracted hydrocarbon composition feed, e.g., non-extracted reformate. The non-extracted hydrocarbon composition feed is substantially free of both... Agent: Exxonmobil Chemical Company Law Technology

20080194891 - Process for the preparation of hydrogenated hydrocarbon compounds: A process for the dehydrogenation of a paraffinic hydrocarbon compound, such as an alkane or alkylaromatic hydrocarbon compound to produce an unsaturated hydrocarbon compound, such as an olefin or vinyl aromatic compound or mixture thereof, in which a dehydrogenation catalyst contacts gaseous reactant hydrocarbons in a reactor at dehydrogenation conditions.... Agent: The Dow Chemical Company

20080194892 - Hydroprocessing catalyst, preparation method thereof and use of same: The invention relates to a hydrocarbon hydroprocessing catalyst comprising a support based on at least one refractory oxide, at least one metal from group VIII and at least one metal from group VIB. The inventive catalyst is characterised in that it also comprises at least one organic compound having formula... Agent: Sughrue Mion, Pllc

20080194893 - Energy integrated processes including alkylation and transalkylation for making detergent range alkylbenzenes: Integrated, energy efficient process for making detergent range alkylbenzenes use a combination of a low benzene to olefin feed ratio for alkylation, alkylbenzene refining system operation and a transalkylation of dialkylbenzene co-produced during alkylation is used to reduce energy costs per unit of alkylbenzene product.... Agent: Honeywell Intellectual Property Inc Patent Services

20080194894 - Energy integrated processes including alkylation and transalkylation for making detergent range alkylbenzenes: Integrated, energy efficient process for making detergent range alkylbenzenes, heavies coproduced during the alkylation of benzene with olefin using a solid, acidic catalyst are transalkylated. Spent benzene from regeneration of the solid, acidic catalyst used for alkylation provides at least about 50 percent of the benzene provided for the transalkylation.... Agent: Honeywell Intellectual Property Inc Patent Services

20080194895 - Processes for making detergent range alkylbenzenes: Spent benzene from a regeneration of a catalyst or solid sorbent in an alkylbenzene complex is subjected to a rough distillation and the benzene fraction from the rough distillation is used a at least a portion of the benzene for a unit operation in the alkylbenzene complex or is passed... Agent: Honeywell Intellectual Property Inc Patent Services

20080194896 - Production of high purity ethylbenzene from non-extracted feed and non-extracted reformate useful therein: A process for producing an ethylbenzene product having a purity of at least 99.50 percent based on the weight of ethylbenzene present in the product by the ethylation of the benzene present in non-extracted feed, e.g., non-extracted hydrocarbon composition. The non-extracted feed is substantially free of both C4− hydrocarbons and... Agent: Exxonmobil Chemical Company

20080194897 - Alkylaromatic production process: The present disclosure provides a process for selectively producing a desired monoalkylated aromatic compound comprising the step of contacting in a reaction zone an alkylatable aromatic compound with an alkylating agent in the presence of catalyst comprising a porous crystalline material under at least partial liquid phase conditions, said catalyst... Agent: Exxonmobil Chemical Company

20080194898 - Transalkytion of dialkylbenzene: Dialkylbenzenes are transalkylated in the presence of benzene and solid catalyst. The transalkylation product is subjected to distillation to provide a lower-boiling, benzene-containing fraction which is fed to a transalkylation reactor as at least a portion of the benzene. Thus, high benzene to dialkylbenzene molar ratios can be economically maintained... Agent: Honeywell Intellectual Property Inc Patent Services

20080194899 - Catalytic cracking of ethers to 1-olefins: The current invention provides a process in which ethers are converted into α-olefins by passage over a modified alumina catalyst. The alumina catalyst is made by treating gamma-alumina with a rare earth metal oxide such as lanthanum oxide, La2O3. The modified aluminum catalysts convert 1-methoxyoctane into 1-octene with high selectivity... Agent: Kenneth H. Johnson Patent Attorney

20080194900 - Steam cracking with naphtha dearomatization: Disclosed is a process for upgrading a naphtha feed stream comprising light naphtha, heavy naphtha, or a combination thereof, for supplying to a cracking process. A naphtha feed stream can be supplied to a hydrotreater 142 to remove impurities, followed by dearomatization in an aromatics extraction unit 136. A dearomatized... Agent: Lundeen & Lundeen, Pllc

20080194901 - Process to prepare two iso paraffinic products from a fischer-tropsch derived feed: Process to prepare an iso-paraffinic product having a carbon range of Cx to Cy and a iso-paraffinic product having a carbon range of Cn to Cm from a Fischer-Tropsch derived feed by performing the following steps, (a) obtaining from the Fischer-Tropsch derived feed at least two different compositions (i) and... Agent: Shell Oil Company

20080194902 - Adsorbent for dienes removal from liquid and gas streams: It is now possible to purify diene-contaminated liquid and gas streams by treating these streams with adsorbents comprising single or multiple transition metal polycation-exchanged faujasites having silicon to aluminum ratio from 0.9 to about 9.0, wherein said transition metal (Tr) polycations have the general formula [TrαOβ]n+, wherein a varies from... Agent: Albert M. Tsybulevski

20080194903 - Metathesis method for purifying starting products: Processes comprising: (a) providing a feed stream comprising a C4 compound having at least a nonaromatic C—C double bond or C—C triple bond; (b) contacting the feed stream with an adsorbent which has been activated at a temperature of 450 to 1000° C. comprising at least 3% by weight of... Agent: Connolly Bove Lodge & Hutz, LLP

20080188696 - Process for preparing a c4-olefin mixture by selective hydrogenation and metathesis process for using this stream: A C4-olefin mixture having a 1,3-butadiene content of from 100 to 500 ppm and a content of 1,2-dienes of less than 10 ppm is described. The present invention further provides a process for preparing this C4-olefin mixture and provides for its use in a metathesis reaction for preparing 2-pentene and/or... Agent: Connolly Bove Lodge & Hutz LLP

20080188697 - Hydrocarbon synthesis: A method of synthesizing hydrocarbons from smaller hydrocarbons includes the steps of hydrocarbon halogenation, simultaneous oligomerization and hydrogen halide neutralization, and product recovery, with a metal-oxygen cataloreactant used to facilitate carbon-carbon coupling. Treatment with air or oxygen liberates halogen and regenerates the cataloreactant.... Agent: Christie, Parker & Hale, LLP

20080188698 - Method and device for producing acetylene and synthesis gas by rapidly mixing the reactants: A process for the preparation of acetylene and synthesis gas by partial thermal oxidation in a reactor which has a burner having passages, wherein the starting materials to be reacted are rapidly and completely mixed only immediately before the flame reaction zone in the passages of the burner, a mean... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080188699 - Method of separating condensed liquid from an olefin stream: This invention is to a process for separating condensed water and entrained solids from an olefin stream so that fouling of the separation equipment by the entrained solids is reduced or eliminated. The process involves injecting an antifouling agent into a water condensing or quench system in an amount to... Agent: Exxonmobil Chemical Company Law Technology

20080188700 - Method of separating condensed liquid from an olefin stream: This invention is to a process for separating condensed water and entrained solids from an olefin stream so that fouling of the separation equipment by the entrained solids is reduced or eliminated. The process involves injecting an antifouling agent into a water condensing or quench system in an amount to... Agent: Exxonmobil Chemical Company Law Technology

20080188701 - Process for producing light olefins: The present invention discloses a process for producing light olefins, comprising the steps of: i) contacting a feed comprising a monohalo-methane with a molecular sieve catalyst under the conditions: a reaction temperature in the range of from 350° C. to 600° C., a reaction pressure in the range of from... Agent: Birch Stewart Kolasch & Birch

20080188702 - Gasoline cracking: Process for the preparation of C3 and C4 olefins and gasoline by: (a) contacting in a fluidised bed reactor a light hydrocarbon feedstock with a first catalyst inventory comprising a medium pore size zeolite catalyst, wherein the first catalyst inventory is a fresh catalyst inventory; (b) combining at least part... Agent: Shell Oil Company

20080188703 - Method for producing a stream of hydrocarbons containing from 5 to 12 carbon atoms per molecule and having an increased content in linear alpha-olefins: the vapor stream ascending out of the first distillation zone D1 enters a selective hydrogenation unit in which at least a portion of the dienes are hydrogenated selectively to olefins over a low-isomerization selective hydrogenation catalyst to obtain a vapor stream which is drawn off, condensed fully or partly and... Agent: Connolly Bove Lodge & Hutz, LLP