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JPH09225289A |
To improve the uniformity of a multiphase mixture by fitting a distribution plate placed at a position above a granular solid bed to separate a cavity space and forming plural passages for mixing the liquid phase with the gas phase of th...
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JP2637765B2 |
Zeolites having the ZK-5 structure but having a silica/alumina ratio of up to 10 may be prepared by the use of strontium in the synthesis gel, and such zeolites may be useful in hydrocracking, reforming and separation.
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JPH09188882A |
To lower the content of harmful benzene and olefins in gasoline by positioning a hydrogenation zone for feedstock containing benzene as a specified unsaturated compound outside the distillation zone. This method is one for treating a fee...
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JPH09173849A |
To provide a method for preparing a newly formulated catalyst with efficient characteristics from a used hydroprocessing catalyst. This method for preparing a hydroprocessing catalyst from a waste hydroprocessing catalyst is to prepare a...
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JPH09506649A |
It is herein disclosed a composite system consisting essentially of a polyketone polymer and an aminated polyolefin, produced by reacting a polyolefin with excess diamine to form an imide with a free primary amine, and causing the primar...
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JPH09157660A |
To automatically modify monitoring terms of a process to the optimum value according to the operating patterns in the process where the operational status of each apparatus change according to the grades of oils to be processed and the n...
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JP2614485B2 |
Process for the preparation of a modified zeolite by treatment with a solution of one or more metal salts and a calcination which comprises treating a zeolite having an alkali oxide/aluminium oxide molar ratio between 0.13 and 1 with a s...
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JP2613146B2 |
PURPOSE: To provide the title small-sized reactor facilitated in the temperature control for exothermic reaction, equipped with such plural quenching nozzles that the reaction tube of the reactor can blow gas or liquid lower in temperatu...
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JPH09504228A |
(57) [Summary] A hydrogen treatment catalyst having improved hydrodesulfurization activity and hydrodesulfurization activity, and carrying a Group VIB metal component and / or a Group VIII metal component on an alumina carrier. The catal...
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JP2602676B2 |
Process and apparatus for withdrawing solids from a vessel utilizing a nozzle (5) to introduce transport fluid via the outer tube (12) into the solids pick-up area (4) and withdrawing solids and fluid via an inner tube (11), which compri...
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JP2598051B2 |
In a process for simultaneously reducing the sulfur content and increasing the octane number of an olefinic containing feedstock, the feedstock is contacted in a single stage process with a noble metal-containing crystalline zeolite havi...
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JP2597932B2 |
PURPOSE: To efficiently perform automatic operation by controlling each means according to pre-determined operation schedule and coping with according to abnormal condition coping sequence information. CONSTITUTION: In automatic operatio...
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JPH0995681A |
PURPOSE: To efficiently utilize high sulfur-containing crude oil or oil having a high sulfur content for a pretreatment of crude oil. CONSTITUTION: This new storing method of crude oil comprises passing the crude oil through a desalting ...
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JPH0995680A |
PURPOSE: To improve the pretreatment and operability of feedstock crude oil to be subjected to HSP process. CONSTITUTION: Feedstock crude oil is put into a desalting unit followed by a surge drum filled with hydrogen atmosphere to promot...
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JPH0971786A |
To provide a method for hydrogenating a hydrocarbon in the absence of a catalyst by introducing a hydrocarbon soln. into an inner pipe in a vessel having a double-pipe structure of an outer pipe and an inner pipe made of metallic palladi...
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JP2588772B2 |
Process for thermal cracking of residual hydrocarbon oils by 1) feeding the oil (1)(2) and a synthesis gas (14) to a thermal cracking zone (3), the gas having a temperature sufficiently high to maintain the temperature in the cracking zo...
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JPH0959652A |
To obtain a process for producing a fuel oil base having a reduced sulfur content and a dry sludge content of 0.05 mass % or lower by hydrogenating a feedstock oil having a relatively high sulfur content under severe conditions. A fuel o...
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JP2569273B2 |
PURPOSE: To provide a process for obtaining a hydrocarbon-based compound having a reduced halogen content, by which carbon precipitation is prevented, and catalyst activities are maintained by hydrotreating an organic feedstock containin...
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JPH08339400A |
PURPOSE: To provide an integrated control system of an oil factory which is capable of realizing the enhancement of the efficiency as the whole of the oil factory and attaining the further increase of benefit and the reduction of cost. C...
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JP2563910B2 |
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JP2557599B2 |
PURPOSE: To obtain a catalyst and to provide its manufacturing method, where the catalyst is constituted of a phosphorous, silicate, and aluminum oxide amorphous solid solution used for hydrocarbon conversion processes by hydrogenation d...
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JP2556343B2 |
Process for preparing highly active hydrotreating catalysts prepared by incorporating a metal selected from the group consisting of molybdenum, tungsten and mixtures thereof, cobalt or nickel (with a stabilizing amount of phosphorus) int...
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JPH08510282A |
Process for the (mild) hydrocracking of hydrocarbon feeds without any preparatory hydrodesulphurisation/hydrodenitrogenation, using a hydrocracking catalyst containing an inorganic, crystalline, non-layered aluminosilicate with pores of ...
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JP2544391B2 |
Halogen-containing oils and hydrocarbons are treated on an industrial scale whereby the mineral base oils comprising the main component of the oils hydrocarbons can be reused. The oils are subjected to a high pressure hydrogenation under...
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JPH08259974A |
PURPOSE: To obtain a lube base oil which has a viscosity index high enough, a low arom. content, and an excellent stability (e.g. to heat, light, oxidation. or shear). CONSTITUTION: This lube base oil is based on a hydrocarbon and has a ...
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JPH08509509A |
(57) [Summary] A method for producing coke for iron / steelmaking, especially for casting, has been proposed by mixing the input coal with an amount of about 0.5% to 10% of the input coal in an anhydrous ashless state and then coking. Th...
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JP2539691B2 |
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JPH08509157A |
A method of recovering catalyst material from latent catalyst material solids includes: a) combining latent catalyst material solids with a liquid acid anolyte solution and a redox material which is soluble in the acid anolyte solution t...
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JP2537193B2 |
Catalysts for hydroconversion of heavy oils, particularly those containing Ramsbottom carbon precursors, comprise nickel or cobalt and molybdenum on porous alumina containing 1-3% silica. The catalysts have total pore volume of 0.5 to 1....
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JPH08243407A |
PURPOSE: To provide a preparation process for a hydrogenated catalyst remarkably improved in hydrogenating activity. CONSTITUTION: A catalyst carrier is impregnated with a solution containing an organic acid or a polyvalent alcohol, whic...
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JPH08245968A |
To obtain an aviation turbine fuel of high value by catalytic hydrogenation of an FCC heavy gasoline by use of a catalyst of a metal of Group VIII supported on a carrier containing crystalline alumina gilicate. An aviation turbine fuel i...
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JP2527550B2 |
A hydrotreatment method, for example, hydroviscoreduction or hydrodesulfurization in which the charge of hydrocarbons is reacted with hydrogen in contact with a catalyst finely dispersed in the liquid phase. To separate the product from ...
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JPH08182933A |
PURPOSE: To produce a solid catalyst, which hardly causes powering and break ing at the time of being transported or packet into a reactor, easily removable after the catalyst is packed into the reactor and improved in mechanical strengt...
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JP2500256B2 |
PURPOSE: To provide a compd. which is suitable for the preparation of zeolite SSZ-26. CONSTITUTION: This compd. is N,N,N',N'-tetramethyl [4,3,3,0] propellane8,11- diamine and its alkyl amonium cation, i.e., N,N,N',N'-hexamethyl [4,3,3,0]...
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JPH0892566A |
PURPOSE: To provide a method wherein a bottom product having a specified boiling point is recovered from a product obtained by hydrogenating a hydrocarbon feedstock containing sulfur and metals with the aid of a specified catalyst, and t...
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JPH0824842B2 |
Process of preparing a poly-metal-containing catalyst comprising contacting a carrier with an impregnating solution comprising a compound of a metal from group 5b, 6b, 7b, 1b or the non-noble group 8 metals of the Periodic Table of the E...
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JPH0824847B2 |
Method for the regeneration of spent alumina-based catalysts wherein the catalyst is treated with steam at elevated temperature in order to remove at least part of the sulphur; subsequently with an oxygen-containing gas at elevated tempe...
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JPH0818312B2 |
Improvement of pressure drop in fixed bed reactors is obtained using catalysts or catalyst support particles which are helical lobed, polylobal extrudates having the shape of three or four strands wound helically about the axis of extrus...
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JPH0818821B2 |
Substantially crack-free ceramic articles having less than 5% porosity are prepared in a two-step process starting with a potassium- or cesium- or rubidium-exchanged zeolite or mixtures thereof, the zeolite being characterized in that it...
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JPH0813975B2 |
In this process for operating a hot separator arranged downstream of the liquid-phase reactors of the high-pressure hydrogenation of coals, tars, mineral oils, distillation and extraction products thereof and similar materials, the conte...
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JPH0811190B2 |
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JPH086095B2 |
In this process, using preheated hydrogen-containing hydrogenation gas under elevated pressure and elevated temperature, if appropriate with addition of an additive, in a liquid-phase system, the heavy oil is fed to a preheater and then ...
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JPH07121356B2 |
Process for contacting gas, liquid and solid particles in a reactor 1 comprising a) introducing gas through inlet 2 and liquid through inlet 3 into the lower part of the reactor 1 and introducing solid particles into the upper part of th...
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JPH07119425B2 |
On-stream catalyst replacement apparatus for countercurrent upstream flow of a gas and hydrocarbon liquid through a downward moving catalyst bed in a reactor vessel. A mixed feed stream of gas and liquid hydrocarbon components enters a r...
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JPH07328449A |
PURPOSE: To obtain a precursor of a catalyst convertible into a high activity hydrogenation conversion catalyst having a finely and highly dispersed state in a slurry for hydrogenation conversion of heavy hydrocarbon oil as a water-solub...
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JPH07316566A |
PURPOSE: To provide a process for the hydrogenation treatment of a heavy oil effective for remarkably suppressing the coking in the hydrogenation treatment and enabling continuous operation of a hydrogenatlon treatment apparatus stably o...
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JPH07305077A |
PURPOSE: To simultaneously carry out the hydrodenitrogenation and hydrocracking in a collective hydrodesulfurization step for a crude oil or the crude oil from which a naphtha fraction is removed and increase the production of high-quali...
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JPH07102316B2 |
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JPH07286184A |
PURPOSE: To obtain hydrocarbon products boiling at a temperature of lower than 540°C and, at the same time, containing decreased contents of components boiling at a temperature of higher than 540°C and toluene insolubles by the convers...
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JPH07252483A |
PURPOSE: To provide a process whereby hydrocarbon distillate products from hydroprocessing, hydrocracking, or hydrocarbon distillation are recovered at a low energy consumption and a small capital expenditure. CONSTITUTION: This process ...
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