Matches 1 - 38 out of 38
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7429685 Method for the isomerisation of a C5-C8 fraction involving two parallel reactors  
The invention relates to a method of isomerising a charge comprising hydrocarbons containing between 5 and 8 carbon atoms per molecule. According to the invention, said charge is separated into at...
6673977 Procedure and device for the alkylation of isobutane by light olefins  
A procedure for the alkylation of isobutane by olefinic hydrocarbons, in which a first hydrocarbon charge ( 3 ) rich in isobutane is put in contact with a second hydrocarbon charge rich in light...
6495733 Superacid catalyst for the hydroisomerization of n-paraffins  
A superacid catalyst comprising: zirconium oxide on whose surface sulfate groups are present, in a quality corresponding to total coverage of the surface of the zirconium oxide by means of a...
6140547 Isomerization of hydrocarbons  
An isomerization process for converting an isomerization feed stream containing alkanes having about 4 carbon atoms to about 10 carbon atoms per molecule and cycloalkanes having about 5 carbon...
5792897 Hydrocardon recovery from corrosive effluent stream  
An adsorption arrangement in combination with a catalytic hydrocarbon conversion process suspends non-hydrocarbon materials that act to enhance the operation of the conversion zone by using an...
5705730 Isomerization process with improved chloride recovery  
A process for the isomerization of hydrocarbons using a chloride promoted catalyst wherein an adsorption zone arrangement operates to maintain chloride compounds in the reaction zone and to prevent...
5557029 Isomerization of saturated hydrocarbons  
In a process for isomerizing saturated C 4 - C 10 hydrocarbons (preferably n-pentane) in the presence of a platinum/zeolite catalyst, wherein sulfur compounds are present in the feed as impurities...
5516963 Hydrocarbon conversion with additive loss prevention  
An adsorption arrangement in combination with a catalytic hydrocarbon conversion process suspends non-hydrocarbon materials that act to enhance the operation of the conversion zone by using an...
5245103 Isomerization processes and catalysts therefor  
In one embodiment, C 4 -C 10 alkanes and/or C 5 -C 10 cycloalkanes are isomerized in the presence of a catalyst which has been prepared by heating AlCl 3 , at least one aluminum...
5073666 Hydrocarbon synthesis from lower alkanes at advanced temperatures and high pressures  
Upon a pressure vessel reactor, lower alkanes such as methane and propane subjected to temperatures of up to 800 K and pressures up to 70,000 psi (467 MPa), isomerize even in the absence of...
RE33080 Adamantane catalyzed paraffin isomerization  
A process is described for non-cyclic paraffin isomerization under strong acid conditions in which an adamantane hydrocarbon is used to substantially increase the reaction rate of the isomerization.
4357483 Aminoalkyladamantane catalyzed araffin isomerization  
A process is described for paraffin isomerization under strong acid conditions in which in aminoalkyladamantane is used to substantially increase the reaction rate of the isomerization.
4229611 Isomerization alkylation systems  
Novel acid systems are disclosed which are characterized as being capable of stabilizing high concentrations of tertiary cations, e.g., t-butyl cation, and further characterized as capable of...
4206041 Hydrocarbon conversion with a sulfided and attenuated superactive multimetallic catalytic composite  
Hydrocarbons are converted by contacting them at hydrocarbon conversion conditions with a novel sulfided and attenuated superactive multimetallic catalytic composite comprising a sulfided...
3956413 Hydrocarbon isomerization catalyst and process  
A hydrocarbon isomerization catalyst composition, comprising a combination of catalytically effective amounts of a platinum or palladium component, an iridium component, a germanium component, a...
3948761 Isomerization of aliphatic hydrocarbons  
Acyclic and alicyclic aliphatic hydrocarbons are isomerized by contacting the same with hydrogen in the presence of a difficultly reduceable metal halide in combination with at least a molar...
3925495 Hydrocarbon conversion in the presence of a catalyst of a lewis acid intercalated in graphite  
Hydrocarbon conversion is effected in the presence of a catalyst consisting essentially of graphite having intercalated in the lattice thereof between about 5 and about 75 weight percent of a Lewis...
3758623 ISOMERIZATION SOLVENTS  
Benzene, which contains at least four substituted halogens, is an effective solvent for a Lewis acid catalyst employed in the isomerization of hydrocarbons. A particularly preferred isomerization...
3725500 CATALYST MIXTURE OF ALUMINUM HALO BROMIDE AND SULFUR OXO HALIDE AND ITS USE IN ISOMERIZATION  
A catalyst composition comprising (1) aluminum halo bromides such as aluminum bromide and (2) sulfur oxo halides such as sulfurylfluorochloride stabilizes high alkyl carbonium ion concentrations....
3674681 PROCESS FOR ISOMERIZING HYDROCARBONS BY USE OF HIGH PRESSURES  
The propensity of hydrocarbons to crack, during isomerization, is minimized by use of high pressure. This process is shown to be especially useful when isomerizing high molecular weight...
3523072 ISOMERIZATION OF PARAFFINS  
3280212 Conversion of hydrocarbons  
3272888 Reducing propane production in an alkylation process  
3085123 Method for preparing vapor-phase isomerization catalyst  
2993938 Hydroisomerization process  
2987563 Paraffin hydrocarbon isomerization  
2985699 Isomerization of paraffin hydrocarbons  
2963528 Isomerization of normal paraffins  
2956097 Promoter for isomerization reaction  
2880255 Alkylation of hydrocarbons  
2849428 Process for the preparation of a dissolved aluminum chloride catalyst  
3839490 Title is not available  
3705111 Title is not available  
3694347 Title is not available  
3652697 Title is not available  
3641185 Title is not available  
3578725 Title is not available  
3577479 Title is not available  
Matches 1 - 38 out of 38