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JP2002522625A |
The present invention relates to the use and preparation of a catalytic system comprising a metal of group VIII, a metal of group VI, a metal oxide as carrier and suitable quantities of a component selected from a zeolite of the FER type...
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JP3304109B2 |
PURPOSE: To form the crystalline zeolite SSZ-32 of a new composition by using an N-lower alkyl-N'-isopropyl-imidazolium cation as a template (mold) and to provide a process for transforming hydrocarbon by using the crystalline zeolite SS...
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JP2002521499A |
Waxy feeds are treated under hydroisomerization conditions to produce good yields of an isomerate product of high VI by using a silica-alumina based catalyst in which the silica-alumina has a pore volume less of 0.99 ml/gm (H2O), an alum...
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JP3302553B2 |
To provide a catalyst of a new kind converting a 9 or more C heavy aromatic compd. to a light aromatic compd. and still more increased in activity forming BTX and stability. This catalyst is constituted of a carrier consisting of 30-70wt...
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JP3299932B2 |
To prepare a zeolite L having a cylinder shape. The zeolite L contg. cesium is crystallized from a synthetic mixture having a mol compsn. (expressed as oxides) in which K2O/SiO2 is 0.22-0.30, K2O/Cs2O is 5-12, H2O/K2O is 50-90 and SiO2/A...
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JP3299538B2 |
There is provided a process for ring opening of aromatics and cycloaliphatics, as well as isomerization of aliphatics. The feedstream to this process comprises hydrocarbons having 6 carbon atoms. The process involves the use of at least ...
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JP2002519281A |
The present invention relates to new crystalline, molecular sieve CIT-6 that has the topology of zeolite beta. CIT-6 can be in an all-silica form, in a form wherein zinc is in the crystal framework, or a form containing silicon oxide and...
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JP3295085B2 |
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JP3293944B2 |
PURPOSE: To markedly reduce the amount of caustic soda used and to keep its amount of supply nearly constant by using a caustic soda solution for neutralizing the acid component in the refrigerant supplied to a depropanizer and then usin...
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JP3286134B2 |
To provide a catalyst which can raise burning efficiency and can reduce hazardous constituents in an exhaust gas by a method wherein flame- resisting constituents and environmental contaminant which are contained in various kinds of flui...
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JP2002138288A |
To provide a monoalkylation method of a hydrocarbon substrate containing an aromatic hydrocarbon compound.In the monoalkylation method, an aromatic substrate is brought into contact with an alkylating agent comprising a mixture of an ole...
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JP2002513777A |
A process for selectively producing C2-C4 olefins from a catalytically cracked or thermally cracked naphtha stream. The naphtha stream is contacted with a catalyst containing from about 10 to 50 wt. % of a crystalline zeolite having an a...
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JP2002512580A |
The present invention relates to new crystalline zeolite SSZ-47 prepared using a bicyclo ammonium cation templating agent.
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JP2002512582A |
The present invention relates to new crystalline zeolite SSZ-48 prepared using a decahydroquinolinium cation templating agent.
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JP2002512581A |
The present invention relates to new crystalline zeolite SSZ-45 prepared using an N-substituted DABCO cation templating agent.
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JP2002511791A |
The invention concerns the application of a method for regenerating catalysts or adsorbents, consisting in causing the catalyst particles to rise in a vibrating helical elevator (12), said particles being subjected to a temperature profi...
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JP2002511516A |
A process for transforming a gas oil cut from a conversion process or from an aromatic crude is described, the aim of the process being to improve the cetane number of said cut. The process comprises at least one hydrogenation step in wh...
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JP2002105001A |
To provide a method for isomerizing paraffin, capable of isomerizing a 4-24C paraffinic hydrocarbon by using a heteropoly-acid supported on a carrier as a catalyst, and to provide the isomerization catalyst.This method for converting a h...
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JP2002511046A |
The present invention refers to a microporous crystalline material of zeolitic nature named ITQ-3, to the process of preparation thereof and to the use thereof in processes of separation and transformation of organic compounds. In its ca...
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JP3270545B2 |
PURPOSE: To upgrade a sulfur-containing feedstock boiling in the gasoline boiling range. CONSTITUTION: A sulfur-containing feedstock fraction is brought into contact with a hydrotreating catalyst, which comprises a) a zeolite having a Co...
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JP2002507635A |
The present invention is a method for controlling a process for producing a distillate fuel heavier than gasoline. The process includes several different fractions, streams, including alcohols, olefins, and acids. At least one of the str...
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JP3264447B2 |
PURPOSE: To efficiently produce aromatic hydrocarbon from non-aromatic hydrocarbon using a catalyst capable of being simply produced and having high catalytic activity and long life. CONSTITUTION: The objective catalyst for producing aro...
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JP2002503754A |
(57) [Summary] It comprises a metal hydrogenation component on a carrier containing a first dewaxing component selected from 10- and 12-membered ring molecular sieves and mixtures thereof and a second isomerization component which is an ...
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JP2002503755A |
A method for producing a lube basestock from a waxy feed is disclosed in which a feed containing to 50 wt % or more of wax is hydrotreated and stripped to lower the nitrogen and sulfur content of the feed. The feed is then hydroisomerize...
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JP2002035573A |
To provide a method for refining a liquid heat exchange fluid.A contact container is used in combination with a refining apparatus in order to control the precipitation of a metal hydride in a process high in the permeability of hydrogen...
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JP2002504180A |
(57) [Summary] The hydrocarbon feedstock in the entire boiling range is modified to improve the yields of para-xylene and benzene. First, the hydrocarbon supply raw material is C5-Fraction, C6~ C7Fraction and C8+Separate into fractions. ...
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JP2002503756A |
A process for preparing a lubricating oil basestock having good low temperature properties. The process includes a first amorphous isomerization catalyst having a pore volume less than 0.99 ml/gm (H2O), an alumina content in the range of...
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JP2002503753A |
(57) [Summary] The present invention discloses a method of hydrogen isomerizing a waxy feedstock in favor of either a viscosity index or a yield. The method comprises a metal hydrogenation component, a first catalytic component selected ...
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JP2002503752A |
The present invention is directed to an easily biodegradable low viscosity, low Noack volatility lube oil material having a viscosity index (VI) in the range of about 110-145, >98% saturates useful as lube oil basestock, automatic transm...
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JP3253034B2 |
PURPOSE: To obtain a gasoline having a high octane number and a decreased content of an aromatic substance (especially benzene), by treating a hydrocarbonaceous feedstock substantially boiling in the gasoline range in a specified order. ...
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JP2002501818A |
A novel catalyst for the conversion of hydrocarbons comprising a material containing an acid treated zeolite, a boron component and a zinc component wherein the material is treated with a silylating agent. A method of making such novel c...
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JP3249515B2 |
Zeolites L, and in particular zeolites KL comprising silicon, aluminium and 1 to 10 % by weight of non-exchangeable zinc, are zeolites with a reduced overall electronegativity, and may be used in processes where alumino-zeolites L are co...
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JP2001527121A |
A catalytic reforming process is disclosed using a catalyst containing a Group VIII metal, low amounts of bismuth, and a zeolite L. The catalyst is a non-acidic, monofunctional reforming catalyst. Preferably, the catalyst contains one or...
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JP2001525725A |
A novel zeolite catalyst comprising an acid treated zeolite impregnated with zinc and at least one other metal selected from the group consisting of Group 4B, Group 6B, Group 3A, Group 4A and Group 5A of the periodic table of elements, a...
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JP2001525858A |
(57) [Summary] In the present invention, a heavy hydrocarbon oil mainly containing a component having a boiling point exceeding 565 ° C (1,050 ° F) at normal pressure is catalytically hydrogenated to be less than about 565 ° C (1,050 ...
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JP2001525007A |
A process for the alkylation of benzene contained in a light naphtha is disclosed wherein the process comprises the steps of: (a) feeding (1) a naphtha stream containing benzene, olefins, diolefins, acetylenes and organic sulfur compound...
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JP2001524153A |
A catalyst composition and a process for converting a hydrocarbon stream such as, for example, gasoline to olefins and C6 to C8 aromatic hydrocarbons such as toluene and xylenes are disclosed. The catalyst composition comprises a zeolite...
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JP2001522299A |
The invention provides a crystalline type L zeolite reforming catalyst comprising cylindrically shaped crystals having a length of 0.6 microns or less and an average length:diameter ratio of less than about 0.5, the catalyst containing a...
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JP2001520619A |
(57) [Summary] The present invention has a relatively low pH of the synthetic medium and F as a mineralizing agent.-Concerning methods of synthesizing large pore zeolite materials structurally associated with beta zeolites, characterized...
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JP2001287911A |
To obtain an MTT structure type zeolite which is obtained by combining at least one binder with at least one metal selected from elements of the group VIII of the periodic table, is used as a catalyst and has improved catalytic performan...
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JP2001518015A |
The invention relates to a homogeneous bed of catalyst particles comprising at least one amorphous matrix, at least one noble metal, at least one additional metal M and at least one halogen, and in which, for a catalyst particle:CPt is t...
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JP2001220586A |
To provide a reactor apparatus for hydrocarbon reforming in the condition of low sulfur content which condition can extend the operating period.This is a catalytic reforming reactor apparatus for catalytic reforming of a hydrocarbon in t...
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JP2001213812A |
To provide the subject method capable of simultaneously conducting hydrogenation and isomerization in an identical reactor, therefore enabling both the equipment investment cost and operating cost to be reduced.This method comprises the ...
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JP2001510857A |
A hydrocarbon conversion process comprises: (1) contacting a hydrocarbon feed such as, for example, gasoline, with a catalyst under a sufficient condition to effect the conversion of the hydrocarbon to a product stream comprising aromati...
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JP3178515B2 |
To provide a method for modifying a heavy naphtha raw material rich in nitrogen and sulfur contents. This method for producing a modified gasoline reduced in sulfur, nitrogen and olefin contents contains a step for feeding a naphtha raw ...
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JP3171877B2 |
PURPOSE: To shorten the process for the production of a liquid hydrocarbon mixture from ethane by simultaneously carrying out the dehydrogenation of ethane to ethylene and the conversion of ethylene into aromatic reaction in one reactor....
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JP2001146592A |
To provide a production process for gasoline having an improved octane value. This process comprises the step of bringing a charged raw material into contact with a noble metal catalyst in a hydrogenation and isomerization zone 7; the st...
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JP3161556B2 |
PURPOSE: To inexpensively obtain a high-boiling, highly aromatic solvent having a low mixed aniline point and excellent solubility free from a naphthalene smell by alkylating a fraction containing naphthalenes with an alkylating agent in...
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JP3162373B2 |
A process for producing zeolite aggregates involves providing a formable paste composed of zeolite, a binder composed of an organic/metal oxide containing aluminum, a peptizing agent and water; forming the paste into an aggregate, prefer...
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JP3159803B2 |
PURPOSE: To obtain naphtha in high yield from a product of a Fischer-Tropsch synthesis by bringing a hydrocarbon feed stock having a b.p. above the b.p. range of the naphtha unto contact with a platinum catalyst supported on SiO2-Al2O3, ...
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