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JPH0471004B2 |
Gallophosphate compositions of the formula (molar oxide ratios): mR:Ga2O3:1.0 + 0.2 P2O5, where "R" represents at least one organic templating agent and "m" has a value from 0.02 to 0.2. The use of these novel gallophosphates is also dis...
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JPH04247239A |
PURPOSE: To offer the production of presulfide-type hydrogenation treatment catalyst which has high activity at least almost equal to that of a presulfide type hydrogenation treatment catalyst using mercaptocarboxylic acid, and moreover,...
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JPH04244233A |
PURPOSE: To easily and completely regenerate deactivated metallic ruthenium catalyst carried on an aluminum oxide carrier to again enable, particularly, to perform stereospecific hydrogenation by treating with ultrasound. CONSTITUTION: D...
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JPH04244238A |
PURPOSE: To prepare a highly active catalyst for hydrogen-treating hydrocarbon oil. CONSTITUTION: An impregnation solution containing a metal ion of the Group VI of the Periodic Table and a metal ion of the Group VIII of the Periodic Tab...
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JPH04243546A |
PURPOSE: To provide a method for producing a hydrogenation catalyst for hydrocarbon oil processing having an outstandingly higher catalytic activity than any catalyst which has hitherto been proposed and permitting reduction of the hydro...
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JPH04243547A |
PURPOSE: To provide a method for producing a hydrogenation catalyst for hydrogen oil processing having an outstandingly higher catalytic activity than any catalyst which has hitherto been purposed and permitting reduction of the hydrocar...
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JPH0453807B2 |
Process for producing crystalline aluminosilicates having in the hydrogen form an X-ray diffraction pattern substantially as set forth in Table 1 of this specification and the following composition in terms of the mole ratios of the oxid...
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JPH04227792A |
PURPOSE: To refine a heavy slurry oil fraction at good efficiency by dispersing catalyst fines in a feed oil, passing the mixture through a hydrovisbreaker to lower the viscosity, separating the effluent into higher and lower boiling fra...
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JPH04210240A |
PURPOSE: To obtain a highly active hydrogenation catalyst by depositing a catalytic metal on a carrier and dry-sulfurating the metal without calcining it. CONSTITUTION: Catalytic metals such as molybdenum, cobalt and nickel are singly or...
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JPH04197448A |
PURPOSE: To allow uniform impregnation of a carrier with a highly concentration activated metal containing carboxylic acid by adding a carboxylic acid to a mixed solution of the VI group metal and the VIII group metal of a periodic table...
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JPH0442067B2 |
A shaped catalyst and methods of use are provided. The catalyst has substantially the shape of a cylinder having a plurality of longitudinal channels extending radially from the circumference of the cylinder and defining protrusions ther...
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JPH04187233A |
PURPOSE: To efficiently preheat a fluidized bed in a short time by firstly fluidizing a fluidization medium by high-temp. air to heat the fluidized bed at the prescribed temp. and then supplying solid fuel having low ignition temp. into ...
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JPH04166231A |
PURPOSE: To produce a catalyst for hydrogenation treatment of high activity without calcining by impregnating an inorg. oxide carrier with an aq. soln. comprising an oxide of group VI metal, carbonate of group VIII metal and phosphoric a...
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JPH0435519B2 |
Heavy hydrocarbon feedstocks are hydroprocessed using a synergistic two-stage catalyst combination. The first stage catalyst comprises at least one Group VIb or Group VIII metal, metal oxide, or metal sulfide on a refractory porous suppo...
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JPH0431737B2 |
Hydrotreating catalysts comprise a hydrogenating component and a support comprising at least one porous refractory inorganic oxide, said catalyst having BET surface area of 150 to about 190 m<2> g. nitrogen desorption pore volume of 0.8 ...
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JPH04135643A |
PURPOSE: To obtain a catalyst for hydrizing treatment which is highly active and generates no corrosive material in the active state during temp. rising by adding β-thiodiglycol to a catalyst carrying group VI and VIII metals on the car...
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JPH0424107B2 |
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JPH0457887A |
PURPOSE: To obtain a catalyst having an acceptable range of self-heating properties without any problem of smell in the preparation of a pre-sulfurized catalyst suitable for using, in the activated form, in the catalytic hydrogen treatme...
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JPH047259B2 |
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JPH046645B2 |
A crystalline alumino-silicate having a powder X-ray diffraction diagram, a specific area, and a porous volume to nitrogen corresponding to offretite, and containing at least one metal selected from the groups I, II, VI, VII, VII, rare e...
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JPH044726B2 |
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JPH03291244A |
PURPOSE: To upgrade low value hydrocarbon by introducing a hydrogen donor and low value hydrocarbon to a reaction zone including a plazma initiator and irradiating the reaction zone with microwave radiation. CONSTITUTION: A hydrogen dono...
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JPH03291243A |
PURPOSE: To prevent the lowering of the activity of a plazma initiator by maintaining the weight ratio of carbon to hydrogen within a specific range by the addition of molecular hydrogen, when hydrocarbon is modified by using microwave i...
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JPH03505844A |
The addition of a compound containing a complex cation of zirconium to a zeolite improves the properties of the zeolite and also improves the dispersibility characteristics of nobel metal components supported in the zeolite. The preferre...
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JPH0375488B2 |
Crystalline molecular sieves having three-dimensional microporous framework structure of MO2, AlO2, and PO2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis are ex...
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JPH0372676B2 |
The invention relates to a process to improve the stability of a catalyst to be used for lowering the cloud or turbidity point and the filterability limit temperature of gas-oils. The catalyst is formed of a composite system constituting...
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JPH0372344B2 |
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JPH0372010B2 |
Generic class of microporous molecular sieves whose structure is formed from S1O2, AlO2 and PO2 tetrahedra. The process for their preparation and processes for hydrocarbon conversions using the molecular sieves (SAPO's) are also claimed.
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JPH03504737A |
A process is disclosed for the conversion of C2-C12 paraffinic hydrocarbons to more valuable petrochemical feedstocks including C2-C4 olefins and C6-C8 aromatics in the presence of a composite catalyst comprising a binder and at least on...
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JPH0366245B2 |
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JPH0363593B2 |
A compound containing ferric ferrous salt and a producing method thereof are provided in the present invention. Said compound comprises ferric ferrous salt and a salt of alkaline metals or a compound containing a metal which belongs to z...
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JPH0363430B2 |
The activity of a catalyst comprising a 1-12 constraint index zeolite composited with specified binders is increased by steaming or hydrothermal treatment carried out on the already-shaped composite.
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JPH03217235A |
PURPOSE: To prepare the sulfided catalyst having improved activity in situ by bringing a catalyst into contact with hydrogen gas in combination with sulfiding agent or a hydrocarbon feed containing an added sulfiding agent. CONSTITUTION:...
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JPH0361498B2 |
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JPH03503881A |
A method for synthesizing a large pore crystalline molecular sieve having an X-ray diffraction pattern with the characteristic lines (IA) comprises (i) preparing a mixture comprising sources of oxides of aluminum, phosphorus, and optiona...
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JPH03503743A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPH03177497A |
PURPOSE: To improve the hydroconversing rate of Conradson carbon residue by using a catalyst obtained through an electric discharge operation and comprising metal(-contg.) particles dispersed in a carbonaceous matrix. CONSTITUTION: A car...
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JPH03163194A |
PURPOSE: To inhibit the formation of a liquid hydrocarbon bearing a considerable amount of coke by bringing a specified hydrocarbon oil, a hydrogen- containing gaseous stream and a catalyst into contact with each other under specified co...
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JPH03131686A |
PURPOSE: To obtain a high level hydrogen treated product in high yield by subjecting a gas oil feed to hydrogen treatment in the presence of a catalyst slurry in two continuous steps of comparatively high temperatures and comparatively l...
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JPH03115488A |
PURPOSE: To perform hydrotreating of heavy oil economically without using any catalyst regeneration column by suspending in the heavy oil a fresh direct desulfurization catalyst and/or a waste direct desulfurization catalyst, subjecting ...
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JPH03501863A |
Lubricating oils are prepared by a process whereby a hydrocarbonaceous feedstock is hydrocracked and subsequently dewaxed over a crystalline silicoaluminophosphate SAPO-11 containing platinum and/or palladium.
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JPH0345513A |
PURPOSE: To improve quality by removing Al2O3 by a water heat treatment of zeolite to increase its Si/Al ratio and selectively extracting formed amorphous phase Al2O3 thereby forming a zeolite product holding a framework crystallization ...
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JPH0314496B2 |
A fixed bed catalytic reactor having a porous bed of catalyst particles contained in a closed reactor shell, comprising inlet means for introducing a downwardly flowing mixed stream of gas and liquid reactants; phase separator means for ...
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JPH0312935B2 |
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JPH03332B2 |
Hydrocarbon conversion processes with crystalline silicates surrounded by an alumina containing isostructural shell are claimed.
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JPH02298356A |
PURPOSE: To efficiently regenerate a catalyst by a method wherein a waste catalyst is allowed to fall in the porous fluidizing part in the first-third treatment chambers under gravity and treatment gases are allowed to flow through the r...
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JPH0249359B2 |
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JPH02242886A |
PURPOSE: To contrive to improve the contact efficiency between fluid and catalyst layer by preventing the pressure loss and block formation in catalyst layer by means of disposing the raw material-supplying tube with a double pipe struct...
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JPH0234887B2 |
PURPOSE:To increase the strength of the titled activated alumina, by using alumina containing 10-50wt% of zirconia on the basis of alumina and having an average fine pore size of 40-100nm and a specific area of 20m<2>/g or more. CONSTITU...
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JPH0223597B2 |
In a cyclic process for upgrading a hydrocarbon or hydrocarbon-forming feed by steps including regenerating of the zeolite catalyst, the operating period or cycle is substantially increased by using a ZSM-5 zeolite having a silica-to-alu...
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