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JPS5952522A |
Catalysts solid particles are supplied to a vertical reactor for the catalytic treatment of fluid charges, at the upper part of said reactor and are progressively withdrawn from the lower part thereof either continuously or periodically ...
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JPS5924789A |
The hydrotreatment of hydrocarbons in the liquid phase is effected in a column containing a catalyst bed supported by a grid, wherethrough passes an ascending stream of the charge admixed with hydrogen which expands the catalyst bed, the...
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JPS595011B2 |
A catalyst for hydrotreating heavy hydrocarbon oils comprises a carrier which is a calcined composite of a mixture of a clay mineral consisting mainly of magnesium silicate having a double-chain structure and at least one oxide-forming s...
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JPS594182B2 |
A catalyst for hydrotreating a heavy hydrocarbon oil comprises a carrier which is a calcined composite of a mixture of a clay mineral consisting mainly of magnesium silicate having a double-chain structure and a pseudoboehmite which show...
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JPS593936B2 |
This invention relates to a process for selectively recovering vanadium from spent catalysts which were used in hydrodesulufurization, hydrodemetallization, etc. of heavy oils until metals in said heavy oils accumulated thereon. More par...
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JPS5910346A |
(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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JPS5856599B2 |
Heavy hydrocarbon feedstocks, e.g. gas oils, are vaporized and subsequently gasified at high temperatures without pyrolytic degradation by first admixing the hydrocarbon with a hot gaseous reactant, e.g. product gas or steam, to bring th...
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JPS58214340A |
The activity of nickel synthetic mica-montmorillonite (Ni-SMM) for hydrocarbon conversions (e.g. cracking and isomerization) is improved by an after-treatment with a releasable active halogen other than fluorine; preferably with hydrochl...
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JPS58210996A |
PURPOSE: To carry out the thermal cracking, reforming, desulfurizing, evaporating, etc. easily and safely at a low cost in one step, by adding an assistant to a petroleum type heavy oil, blowing heated steam into the heavy oil, heating a...
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JPS5854854B2 |
1508021 Passivating catalysts SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV 22 April 1975 [25 April 1974 27 Feb 1975] 16588/75 Headings B1E and B1F A process for taking out of operation a catalyst-filled reactor in which the pyrophoric c...
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JPS58185686A |
An earth boring bit is shown of the type used to cut a shaft in the earth. The earth boring bit has a central bit body which is adapted to be driven to cut a shaft and which has an outer conical surface thereon. An outer ring segment car...
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JPS58183793A |
PURPOSE: The reaction mixture from the reactor is separated into liquid and gas, then the gas is cooled by contacting with the product to remove the light fraction and increase its hydrogen purity, while the liquid is distilled along wit...
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JPS58174491A |
(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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JPS58173189A |
PURPOSE: To provide stabilization of reaction temp. and effective utilization of reaction heat, by removing the reaction heat by heat-exchange between a feed stock and catalytic reaction layer through the inside tube equipped within a re...
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JPS58149988A |
PURPOSE: To carry out the hydrogenation without clogging of any catalyst layer or increase in pressure loss while easily controlling temp. by contacting hydrogen and a liquid fuel with the cotalyst layer formed by arranging a catalyst pa...
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JPS5837019B2 |
A continuous method for regenerating deactivated catalyst particles in a regeneration zone through which the particles are downwardly movable via gravity-flow. Particles initially are introduced into a carbon-burning section, flow theref...
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JPS58112049A |
PURPOSE: To obtain a highly active catalyst for hydrogenating light oil under reduced pressure, by specifying the pore characteristics of a catalyst prepared by supporting a molybdenum component and a cobalt component by a carrier compar...
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JPS58108294A |
The hydroconversion of a heavy hydrocarbon charge containing asphaltenes and metal, sulfur and nitrogen impurities is performed in the presence of a catalyst comprising: (a) soot particles of the cenosphere type (b) a compound of a metal...
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JPS5824179B2 |
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JPS5821891B2 |
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JPS5821673B2 |
1482327 Demetallization of oils DEUTSCHE TEXACO AG 1 May 1975 [7 May 1974] 18247/75 Heading C5E Petroleum feeds containing metals, asphaltenes and sulphur are demetallized by contacting with an attapulgus clay which has been prepared by ...
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JPS5820994B2 |
1384762 Catalytic hydrogenation apparatus SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NV 21 Feb 1972 7948/72 Heading B1F [Also in Division C5] Apparatus for the catalytic treatment of oils with hydrogen comprises a reactor having at its l...
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JPS5815015B2 |
A catalyst regeneration process and apparatus for the oxidative removal of coke from a coke-contaminated fluid catalyst. Simultaneous production of hot regenerated catalyst and a relatively-cooler flue gas is provided. The process compri...
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JPS5814270B2 |
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JPS5814257B2 |
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JPS5813482B2 |
This invention provides a process for producing a high strength reducing gas suitable for reducing metallic ores such as iron ore. The process is a multi-step process using a C3 to C15 hydrocarbon such as liquid naphtha as the starting m...
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JPS5830335A |
PURPOSE: To obtain a carrier superior in promotion of catalytic activity high in strength, and low in cost, by using as a carrier of a catalyst for hydrogenating still residue oil, a material consisting mainly of coals, and granulated by...
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JPS5824352A |
A catalyst is provided which comprises a crystalline silica zeolite, a hydrogenation component and a support. The crystalline zeolite may be present in an amount of from 0.1 to 80 w% (e.g., 5 to 60 w%) based on the catalyst, and the hydr...
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JPS5819388A |
Unsaturated hydrocarbons and mixtures in which the latter are present are treated with anion exchangers prior to hydrogenation and are then hydrogenated catalytically in a known manner. The treatment with anion exchangers is carried out ...
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JPS586532B2 |
A process and apparatus for catalytic treatment of a material containing solid contaminants (in particular residue from hydrodesulfurization), the catalytic reactor being provided upstream of the catalyst bed with filter units small enou...
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JPS585958B2 |
Multiple-stage separation of a mixed-phase product effluent resulting from the hydrocracking and/or hydrorefining conversion of a hydrocarbonaceous charge stock. Reaction product effluent is initially separated in a high temperature, hig...
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JPS581719B2 |
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JPS585393A |
PURPOSE: To obtain an olefin and a monocyclic arom. hydrocarbon in high yields and a by-product heavy fuel oil in low yields from heavy oil, by thermallly cracking in the presence of steam a liquid component obtd. by hydrogenating the he...
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JPS5761686B2 |
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JPS57194044A |
Group VIII noble metal catalysts, useful for hydrogenation, are manufactured by: (a) -impregnating a catalyst carrier with a solution of a group VIII noble metal acetylacetonate in an organic solvent, and (b) -heating the impregnated car...
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JPS57190080A |
PURPOSE: To obtain a hydrogenated hydrocarbon in good dispersion state in high yield free from agglomeration between particles, by using solid fine particles having specific novel structure in the hydrogenation of hydrocarbon. CONSTITUTI...
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JPS57187029A |
In a process for the catalytic treatment of hydrocarbon charges in the presence of hydrogen in a vertical reactor where the catalyst is introduced at the top and withdrawn at the bottom, countercurrently with the charge which is introduc...
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JPS57187037A |
Hydrocarbons are converted by contacting them at hydrocarbon conversion conditions with a catalyst composite comprising a silica polymorph consisting of crystalline silica, said silica polymorph after calcination in air at 600 DEG C. for...
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JPS57182391A |
A heavy hydrocarbon charge containing sulfur, asphaltenes and/or resins is hydrotreated in the liquid phase at 250 DEG -500 DEG C. under a pressure of 20-350 bars in the presence of a catalyst previously obtained by reacting an organic c...
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JPS57182390A |
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JPS5751069Y2 |
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JPS5752098B2 |
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JPS5747952B2 |
The catalyst, consisting of 1 metal of gp. VIa, VIIa or VIII on a carrier, circulates through a reactor contg. >=2 catalytic zones arranged vertically above each other and is progressively drawn off from the last zone, regenerated and re...
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JPS5747233B2 |
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JPS57162781A |
Efficient utilization of hydrogen in a hydrocracking system is obtained by recovering in a first gas-liquid separation zone hydrogen by gas-liquid separation of hydrocrackate at a pressure of at least about 75 percent of the pressure in ...
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JPS5745613B2 |
1460928 Catalysts for treating hydrocarbons CONTINENTAL OIL CO 13 May 1974 [14 May 1973] 21092/74 Addition to 1404177 Heading C5E [Also in Division B1] Hydrocarbon oils are converted by contact in in the presence of hydrogen with catalys...
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JPS5742675B2 |
Process for the catalytic hydrogenative ring opening of hydrocarbon fractions containing condensed ring polycyclic hydrocarbons in the presence of a new catalyst comprising a carrier of NaY-type zeolite, at least 60% (mol) of the sodium ...
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JPS57139181A |
A process is described for the simultaneous demetalization and hydrocracking of heavy hydrocarbon oils. The process permits the recovery of metals such as vanadium and nickel in an economic manner by passing a slurry of a heavy hydrocarb...
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JPS5740196B2 |
In a method for catalytic hydrodesulfurization of a heavy petroleum hydrocarbon oil in a reactor composed of a cylindrical pressure vessel and a cylindrical inner pipe, in which hydrogen gas, oil liquid and solid catalyst particles are c...
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JPS5740195B2 |
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