Chemistry of hydrocarbon compounds inventions 09/06

20060211897 - Process for blending refrigerants: Disclosed are methods and systems for forming multi-component refrigerant compositions comprising: (a) introducing a first refrigerant component into a vessel at a first flow rate; (b) introducing at least a second refrigerant component into said vessel at a second flow rate, which may be the same as or different than...

20060211898 - Method for the production of tetrahydrogeranylacetone: A process is described for preparing tetrahydrogeranylacetone in which pseudoionone, geranylacetone and/or dihydrogeranylacetone in a liquid phase, in which particles of a catalyst which is capable of preferentially hydrogenating carbon-carbon double bonds over carbon-oxygen double bonds are suspended, is conducted through a device which inhibits the transport of the catalyst...

20060211899 - Rubber tire to energy pyrolysis system and method thereof: The present invention provides a pyrolysis system and method thereof which are capable of converting an entire rubber tire into several energy resources in an environmentally-friendly manner. The system includes a tire transporting unit, a waste to energy conversion unit, and a energy collection unit. The waste to energy conversion...

20060211900 - Method of hydrotreating gas oil fraction: The gas oil fraction hydrotreatment process of the invention is characterized by using a gas oil fraction with a sulfur content of 0.8-2% by mass and a total aromatic content of 20-35% by volume as the feed oil and subjecting the feed oil to hydrotreatment in the presence of a...

20060211901 - Process for the co-production of cumene and secondary butyl benzene: Cumene and secondary butyl benzene are produced simultaneously in a distillation column reactor by feeding propylene, butylene and benzene to the reactor. Unreacted benzene is removed as overheads and cumene and secondary butyl benzene are removed as products. The catalysts used are acid cation exchange resins, zeolites, particularly beta zeolite....

20060211902 - Palladium modified metal-promoted catalyst: Processes for the conversion of an aromatic substrate over a mordenite catalyst modified by the inclusion of nickel and a second Group 10 metal selected from palladium, platinum and mixtures thereof. A feedstock containing at least one aromatic compound is brought into contact with the catalyst under conditions effective for...

20060211903 - Trimerisation of olefins: The invention describes a process for trimerisation olefins, which process includes the step of contacting an olefinic feedstream with a catalyst system which includes a transition metal compound and a heteroatomic ligand and wherein the trimer is an olefin and wherein the heteroatomic ligand is described by the following general...

20060211904 - Method of making low viscosity pao: The invention relates to a method of making a PAO characterized by a low viscosity, low Noack volatility, and excellent cold temperature properties, using a promoter system comprising an alcohol and an ester. The products comprise trimers obtained by fractionating a hydrogenated bottoms product from an oligomerization process using said...

20060211905 - Olefinic metathesis in the presence of phenolic compounds: According to the present invention there is provided a metathesis reaction between at least two olefinic compounds which are the same or different, each olefinic compound comprising a non-cyclic olefin or a compound which includes a non-cyclic olefinic moiety. The metathesis reaction is carried out in the presence of a...

20060211906 - Method for purifying a liquid medium: Method for purifying a liquid medium, including adsorbing the impurities contained in the liquid medium using a sorbent, separation and removal of the adsorbed impurities, and regeneration of the sorbent, wherein the impurities arc oxidized by mixing the liquid medium with an oxidant using a particulate catalyst impregnated sorbent, the...

20060211907 - Extraction of oxygenates from a hydrocarbon stream: This invention relates to a commercially viable process for extracting oxygenates from a hydrocarbon stream, typically a fraction of the condensation product of a Fischer-Tropsch reaction, while preserving the olefin content of the condensation product. The oxygenate extraction process is a liquid-liquid extraction process that takes place in an extraction...

20060205988 - Ethylene production by steam cracking of normal paraffins: An adsorptive separation process for preparing the separate feed streams charged to naphtha reforming unit and a steam cracking unit has been developed. The feed stream to the overall unit is passed into the adsorptive separation unit. The desorbent in the adsorptive separation is selected from the group consisting of...

20060205989 - Autothermal cracking process: The present invention provides a process for the production of olefins which process comprises co-feeding at least one unsaturated hydrocarbon with a paraffinic hydrocarbon-containing feedstock and a molecular oxygen-containing gas to an autothermal cracker, wherein they are reacted in the presence of a catalyst capable of supporting combustion beyond the...

20060205990 - Isomerization process: A process for the isomerization of a feedstream comprising C5-C6 hydrocarbons where the process involves charging hydrogen and a feedstream comprising at least normal C5-C6 hydrocarbons into an isomerization zone and contacting said hydrogen and feedstream with an isomerization catalyst at isomerization conditions to increase the branching of the feedstream...

20060199984 - Hydrocarbon compositions useful for producing fuels and methods of producing the same: A hydrocarbon composition comprises at least 90 wt. % of C9 to C20 non-normal olefins, non-normal saturates or combinations thereof based on the weight of the hydrocarbon composition, at least 2 wt. % and not greater than 25 wt. % of C9 hydrocarbons based on the weight of the hydrocarbon...

20060199985 - Olefin oligomerization and compositions therefrom: A hydrocarbon composition that comprises species of at least 3 different carbon numbers, at least about 95 wt % non-normal hydrocarbons, no greater than 1000 wppm aromatics, no greater than 10 wt % naphthenes, and also has a certain boiling point range; and a process for making the hydrocarbon composition....

20060199986 - Hydrotreating process for lube oil boiling range feedstreams: An improved hydrotreating process for use with lube oil boiling range feedstreams utilizing a catalyst comprising a hydrogenation-dehydrogenation component selected from the Group VIII noble metals and mixtures thereof, a mesoporous support, and a binder....

20060199987 - Olefin oligomerization: A process for producing a hydrocarbon composition that comprises contacting a feed stream, that comprises at least one C3 to C8 olefin, and an olefinic recycle stream, that comprises a first olefinic recycle stream and no more than 10 wt % of C10+ non-normal olefins, with a molecular sieve catalyst...

20060199988 - Olefin oligomerization and biodegradable compositions therefrom: A hydrocarbon fluid composition that comprises species of at least two different carbon numbers, an aerobic biodegradability of greater than 40% at 28 days, a cetane number of less than 60, and a certain boiling point range; and a process for making the hydrocarbon fluid composition....

20060199989 - Product recovery from simulated-moving-bed adsorption: Product purity from or capacity of a simulated-moving-bed adsorptive separation process is increased by flushing the contents of the transfer line previously used to remove the raffinate stream away from the adsorbent chamber, preferably into the raffinate column used to separate desorbent from raffinate product. Preferably a stream from the...

20060199984 - Hydrocarbon compositions useful for producing fuels and methods of producing the same: A hydrocarbon composition comprises at least 90 wt. % of C9 to C20 non-normal olefins, non-normal saturates or combinations thereof based on the weight of the hydrocarbon composition, at least 2 wt. % and not greater than 25 wt. % of C9 hydrocarbons based on the weight of the hydrocarbon...

20060199985 - Olefin oligomerization and compositions therefrom: A hydrocarbon composition that comprises species of at least 3 different carbon numbers, at least about 95 wt % non-normal hydrocarbons, no greater than 1000 wppm aromatics, no greater than 10 wt % naphthenes, and also has a certain boiling point range; and a process for making the hydrocarbon composition....

20060199986 - Hydrotreating process for lube oil boiling range feedstreams: An improved hydrotreating process for use with lube oil boiling range feedstreams utilizing a catalyst comprising a hydrogenation-dehydrogenation component selected from the Group VIII noble metals and mixtures thereof, a mesoporous support, and a binder....

20060199987 - Olefin oligomerization: A process for producing a hydrocarbon composition that comprises contacting a feed stream, that comprises at least one C3 to C8 olefin, and an olefinic recycle stream, that comprises a first olefinic recycle stream and no more than 10 wt % of C10+ non-normal olefins, with a molecular sieve catalyst...

20060199988 - Olefin oligomerization and biodegradable compositions therefrom: A hydrocarbon fluid composition that comprises species of at least two different carbon numbers, an aerobic biodegradability of greater than 40% at 28 days, a cetane number of less than 60, and a certain boiling point range; and a process for making the hydrocarbon fluid composition....

20060199989 - Product recovery from simulated-moving-bed adsorption: Product purity from or capacity of a simulated-moving-bed adsorptive separation process is increased by flushing the contents of the transfer line previously used to remove the raffinate stream away from the adsorbent chamber, preferably into the raffinate column used to separate desorbent from raffinate product. Preferably a stream from the...