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JP3469625B2 |
PURPOSE: To obtain the subject gasoline without pretreatment by bringing a naphtha feedstock into contact with a catalytic reforming catalyst to form a light, middle and heavy fractions and introducing the fractions into an alkyl convers...
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JP2003327972A |
To provide a process for producing a high quality gasoline having a low aromatic compound content, especially a two step isomerization process for catalytically isomerizing a 4 to 12C paraffinic hydrocarbon fraction into multi-branched h...
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JP2003534444A |
A process for producing polypropylene from olefins selectively produced from a catalytically cracked or thermally cracked naphtha stream is disclosed herein. The naphtha stream is contacted with a catalyst containing from about 10 to 50 ...
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JP2003534353A |
A process for producing propylene from a catalytically cracked or thermally cracked naphtha stream is disclosed herein. The naphtha stream is contacted with a catalyst containing from about 10 to 50 wt. % of a crystalline zeolite having ...
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JP3464079B2 |
PURPOSE: To reduce the benzene content of and maintain or improve the octane number of a benzene-contg. hydrocarbon oil as a gasoline source, by subjecting it to hydrogenation and isomerization in one stage to highly selectively convert ...
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JP3456487B2 |
PURPOSE: To provide the subject process and apparatus whereby the deposition of carbon due to an insufficient supply of steam can be detected early, the poisoning of the catalyst can be detected early, and the exchange of the catalyst in...
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JP2003277769A |
To provide a method for isomerization of a hydrocarbon mixture containing 7C and 8C saturated hydrocarbons (so-called heavy naphtha).A hydrocarbon mixture containing at least 50 wt.% of 7C and 8C saturated hydrocarbons is brought into co...
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JP2003525322A |
An integrated process for producing alkylbenzenes, sulfonated alkylbenzenes and/or alkylcyclohexanes from syngas is disclosed. The process involves subjecting syngas to Fischer-Tropsch conditions. Fractions rich in C6-8 and C18-26 hydroc...
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JP2003165981A |
To develop a catalyst based on an ionic liquid, which has a high activity and selectivity in the isomerization of a linear and/or branched compound of a paraffinic hydrocarbon and forms a paraffinic hydrocarbon having a higher branching ...
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JP2003517925A |
A catalyst composition containing a zeolite and platinum, and a method of preparing such catalyst composition, are disclosed. The thus-obtained catalyst composition is employed in the conversion of a hydrocarbon to aromatics.
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JP2003517507A |
The invention is related to a catalyst and a process for selectively producing light (i.e., C2-C4) olefins from a catalytically cracked or thermally cracked naphtha stream. The naphtha stream is contacted with a catalyst containing from ...
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JP3408252B2 |
Processes for washing zeolites, preferably less than about 0.5 micron in size, with a microfiltration system employing a washing liquid, such as an aqueous solution or water (preferably deionized water), to produce zeolite crystals havin...
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JP2003516426A |
The invention relates to a method for the production of n-alkanes from mineral oil fractions and fractions from thermal or catalytic conversion plants, containing cyclic alkanes, alkenes, cyclic alkenes and/or aromatics. The invention fu...
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JP2003514752A |
The present invention is directed to phosphorus-activated crystalline porous silicates such as layered silicates and microporous silicates, processes for said phosphorus activation, catalyst compositions containing said phosphorus-activa...
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JP2003514098A |
The invention is related to a two step process wherein the first step comprises cracking an olefinic naphtha resulting in a cracked product having a diminished total concentration of olefinic species. The second step comprises hydroproce...
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JP2003513026A |
A process for the removal of hydrocarbon contaminants, such as dienes and olefins, from an aromatics reformate by contacting an aromatics reformate stream with a hydrotreating catalyst and/or a molecular sieve. The hydrotreating catalyst...
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JP3394248B2 |
Processes for reforming, and in particular aromatising, hydrocarbons from a petroleum source may be carried out by contacting the hydrocarbons with a catalyst of a zeolite KL impregnated with a metal promotor such as platinum, in which t...
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JP3391805B2 |
PURPOSE: To obtain a new zeolite NU-85 useful as a catalyst for hydrocarbon conversion reactions such as alkylation and isomerization by intergrowing parent zeolites EU-1 and NU-87. CONSTITUTION: The zeolite NU-85 has a compsn., in the m...
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JP2003510449A5 |
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JP3386165B2 |
PURPOSE: To provide a catalyst for isomerization of hydrocarbon having excellent performance even at a low temp. especially to the isomerization of 4-6C paraffin hydrocarbons. CONSTITUTION: This catalyst for isomerization of hydrocarbon ...
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JP3383071B2 |
PURPOSE: To obtain a catalyst showing excellent catalytic performance in the conversion of hydrocarbons by composing the catalyst from a crystalline aluminosilicate type zeolite, making Mg or the like as a component out of zeolite crysta...
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JP2003508551A |
A process for partially converting well gas to saleable products on site by disproportionation of the alkanes in the well gas into higher and lower molecular weight alkanes.
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JP2003507492A |
A system and/or process for decreasing the level of at least one organic fluoride present in a hydrocarbon mixture by first passing the hydrocarbon mixture to an eductor and educting into the hydrocarbon mixture a catalyst comprising a v...
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JP3378416B2 |
To obtain a method for desulfurizing a catalytic cracking gasoline whereby the decrease in octane number due to hydroguation of olefins is minimized and a high degree of desulfurization can be achieved. A catalytic cracking gasoline is s...
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JP2003504500A |
A C4+ naphtha hydrocarbon feed is converted to light olefins and aromatics, by contacting the feed with a catalyst containing ZSM-5 and/or ZSM-11, a substantially inert matrix material such as silica and/or clay, having less than about 2...
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JP2003503175A |
Catalyst activation of a platinum reforming catalyst system contained in a multiple reactor system by simultaneously reducing the catalyst with a sustained hydrogen flow through the multiple reactor system while introducing a nonmetallic...
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JP2003503176A |
Catalyst activation of a platinum reforming catalyst system contained in a multiple reactor system by simultaneously reducing the catalyst with hydrogen while introducing a nonmetallic chlorine-containing compound into a reactor of the m...
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JP2003503169A |
A novel zeolite catalyst composition comprising a mixture of a zeolite, a binder, and a zinc borate compound wherein such mixture is calcined or treated with steam. Preferably, the zeolite has not been treated with an acid. Also provided...
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JP2003020484A |
To provide a gasoline-producing device capable of obtaining gasoline having a high octane value 4 from a petroleum fraction 1 by starting a reaction with an excitation source with a small energy consumption.This gasoline-producing device...
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JP2003502478A |
A process, preferably in a counter-current configuration, for selectively cracking carbon-carbon bonds of naphthenic species using a low acidic catalyst, preferably having a crystalline molecular sieve component and carrying a Group VIII...
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JP3366998B2 |
Process and device for regenerating a catalyst containing coke in a fluid bed. …The catalyst and part of the regeneration fumes are abstracted from the dense bed of a regenerator (1) and introduced by gravity into an external excha...
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JP3365770B2 |
PCT No. PCT/EP92/00246 Sec. 371 Date Oct. 25, 1993 Sec. 102(e) Date Oct. 25, 1993 PCT Filed Feb. 4, 1992 PCT Pub. No. WO92/13799 PCT Pub. Date Aug. 20, 1992.The crystal size and shape of zeolite KL can be improved by forming the zeolite ...
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JP2003501407A |
In a process for the dehydrocyclization of a dehydrocyclizable hydrocarbon contained in a dehydrocyclization feed stream which comprises contacting said dehydrocyclizable hydrocarbon in a dehydrocyclization zone under dehydrocyclization ...
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JP2003007321A |
To produce and supply hydrogen and aromatic hydrocarbon such as benzene and naphthalene that can be utilized as a hydrogen storage/feed agent for a fuel cell, while electricity is generated with highly efficient without discharging envir...
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JP3364012B2 |
PURPOSE: To hydrogenate benzene harmful to human body selectively, industrially and advantageously by reacting a hydrocarbon oil with a hydrogen gas in the presence of both a specific catalyst and a zinc-containing alkali water phase and...
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JP2003500189A |
There is provided a process for converting hydrocarbons using a catalyst comprising macrostructures having a three-dimensional network of particles comprised of porous inorganic material. The particles of the macrostructures occupy less ...
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JP2003500517A |
This is a process for upgrading a petroleum naphtha fraction. The naphtha is subjected to reforming and the reformate is cascaded to a benzene and toluene synthesis zone over a benzene and toluene synthesis catalyst comprising a molecula...
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JP3360176B2 |
There is provided a crystalline oxide material with a characteristic X-ray diffraction pattern comprising the above lines. This material may be a layered material, which is swollen or pillared. Upon calcination of the swollen material, t...
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JP2002542929A |
There is provided a zeolite bound zeolite catalyst which does not contain significant amount of non-zeolitic binder and can be tailored to optimize its performance and a process for converting hydrocarbons utilizing the zeolite bound zeo...
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JP3358028B2 |
PURPOSE: To obtain the title isomerate having a high octane number by, after deisopentanizing a light naphtha and an effluent after carrying out a desorption operation and isomerizing the deisopentanization residue, adsorbing an n-paraff...
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JP3347752B2 |
A zeolite, designated zeolite NU-86, having a molar composition expressed by the formula 100 XO2: equal to or less than 10 Y2O3: equal to or less than 20 R2/nO where R is one or more cations of valency n, X is silicon and/or germanium, Y...
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JP2002534558A |
A process is provided for selectively producing diesel fuel with increased cetane number from a hydrocarbon feedstock. The process includes contacting the feedstock with a catalyst which has a large pore crystalline molecular sieve mater...
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JP2002285299A |
To provide the use of austenitic stainless steel in the application requiring coking resistance.For providing an apparatus or the element of an apparatus with improved coking resistance, the austenitic stainless steel has a composition c...
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JP2002531683A |
In the present invention, dimethylbutanes are removed from the raffinate component of the feed to a dehydrocyclization process. Thus, according to a preferred embodiment, a process is provided for producing aromatics by the following ste...
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JP2002531425A |
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 atoms to about 10 carbon atoms per molecule ...
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JP3327930B2 |
A novel catalyst composition comprising a crystalline aluminosilicate having a molar ratio of silica to alumina of at least 5:1, the aluminosilicate carrying gallium and copper, is useful in the conversion at elevated temperature of a C2...
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JP3315120B2 |
Provided is a method for removing residual sulfur from a hydrotreated naphtha feedstock. The process comprises contacting the naphtha feedstock with a first solid sulfur sorbent comprising a metal on a support to thereby form a first eff...
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JP3310282B2 |
A crystalline molecular sieve is disclosed having both at least one octahedrally coordinate metal and at least one tetrahedrally coordinated metal in its framework.
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JP2002206091A |
To provide a process for endothermic conversion of hydrocarbon, to provide its uses, and to provide an equipment for carrying out the process.This process for converting hydrocarbon uses at least one endothermic chemical reaction on the ...
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JP2002522626A |
This process relates to reforming a full-boiling range hydrocarbon feed in two parallel stages while maximizing the catalyst life of the heavy cut reformer and/or reducing the complexity of the plant by preferentially sending the higher ...
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