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JPS5392398A |
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JPS537401B2 |
A process for preparing a colorless, odorless and transparent polymer oil having a low number average molecular weight, iodine value and viscosity and a high flash point, characterized by copolymerizing a mixture of n-pentene-1 and at le...
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JPS52150402A |
Coal is liquefied by treatment with a hydrogen-donor solvent and gaseous hydrogen, a heavy bottoms product boiling primarily in excess of about 1000 DEG F. is recovered, and this bottoms product is then pyrolyzed with fresh coal to produ...
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JPS52148004A |
Combined process for ethylen prodn. in which (a) a normally-liquid hydrocarbon fraction is passed with excess H2 through a catalyst-free thermal hydrocracking zone under conditions which give a product free from non-aromatic hydrocarbons...
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JPS5295601A |
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JPS5230283B2 |
A process for converting inferior heavy oil into light oil and gasifying the same characterized in that a hydrocracking zone comprising coke fluidized bed and a gasification zone comprising a molten alkali salt are provided, the raw oil ...
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JPS5224240B1 |
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JPS5274603A |
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JPS5218723B2 |
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JPS5213524B2 |
Maximum conversion of black oil charge stocks to distillable hydrocarbon products is achieved through a combination process involving solvent deasphalting, solvent deresining and multiple-stage hydrocracking.
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JPS5237906A |
PURPOSE: A process for the hydrodesulfurization of an olefin-rich heavy oil obtained by cracking, keeping the activity of the catalyst for a long term.
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JPS5236602A |
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JPS527903A |
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JPS52921B1 |
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JPS5134404B1 |
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JPS51103907A |
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JPS5128287B2 |
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JPS5127446B2 |
A process for producing a low sulfur content fuel oil in a high yield from a starting oil having a high sulfur content, which comprises (1) treating a residual petroleum oil with hydrogen at a temperature of about 350 DEG to 450 DEG C an...
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JPS5165102A |
A heat soaked polymer by-product from the production of gasoline using the 90 DEG -400 DEG F. steam cracker naphtha as feed is upgraded by first subjecting the same to a thermal polymerization and then subjecting the thermal polymerizati...
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JPS5116044B2 |
1404776 Cracking &c UNIVERSAL OIL PRODUCTS CO 29 Sept 1972 [30 Sept 1971] 44978/72 Heading C5E An aromatic concentrate and isobutane are made simultaneously from a hydrocarbon feed by: (a) hydrocracking the feed over a composite catalyst...
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JPS518642B2 |
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JPS518643B2 |
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JPS5033881B1 |
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JPS5050404A |
A multiple stage hydrodesulfurization process is described for the catalytic hydrodesulfurization and hydrodemetallization of a residual petroleum oil boiling above the gasoline range followed by a zeolite riser cracking process. The pro...
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JPS5028503A |
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JPS503761B1 |
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JPS503324B1 |
Catalytic hydrotreating procedure for hydrocarbon distillates, characterized in that a hydrocarbon distillate feed charge, previously without hydro-refining, having a boiling temperature between 82º and 315.5ºC, containing a hydrocarbo...
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JPS503321B1 |
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JPS4938081B1 |
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JPS4999503A |
1393044 Alkylate gasoline TEXACO DEVELOPMENT CORP 5 Nov 1973 [29 Dec 1972] 51254/73 Heading C5E A method of preparing alkylate gasoline from a charge stream containing paraffinic components which comprises: (a) isomerizing and cracking s...
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JPS4934527B1 |
A process for producing useful intermediate products from crude oil or crude oil fractions comprising pyrolysis by contacting the crude oil with high temperature steam to produce a mixture of volatile hydrocarbons and polycyclic aromatic...
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JPS4927401B1 |
1,250,736. Alkylated tars and their uses KUREHA KAGAKU KOGYO K.K. 13 Feb., 1970 [14 Feb., 1969], No. 7159/70. Headings C4X, C5E and C5F. Tar fractions obtained by thermal cracking of petroleum hydrocarbon at 700-2300 C., and said to co...
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JPS4926042B1 |
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JPS4925403B1 |
1276920 Hydrocracking; hydrorefining UNIVERSAL OIL PRODUCTS CO 22 Oct 1969 [28 Oct 1968] 51749/69 Heading C5E A sulphur-containing feed 1, e.g. residual oil extracted from tar sand, topped or reduced crude oil or vacuum residuals, is mix...
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JPS4925163B1 |
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JPS494281B1 |
1276877 Hydrocracking; hydrorefining UNIVERSAL OIL PRODUCTS CO 22 Oct 1969 [28 Oct 1968] 51748/69 Heading C5E A sulphur containing feed 1, e.g. residual oil extracted from tar sand, topped or reduced crude oil or vacuum residuals, is mix...
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JPS492802A |
A cracked gasoline which is to be used in an aromatics extraction process is pretreated by distilling out a distillate boiling up to 90 DEG C, heating the residue to 200 DEG to 350 DEG C, distilling at a second distillate boiling up to 2...
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JPS4842681B1 |
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JPS4831174B1 |
Hydraulic fluid bases are obtained by polymerizing a C3 and/or C4 olefin in the presence of a supported phosphoric acid, separating a fraction boiling above 175 DEG C. and hydrogenating to a product having a bromine value of zero. Polyme...
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JPS4830441B1 |
1276864 Hydrocracking; hydrorefining UNIVERSAL OIL PRODUCTS CO 21 Oct 1969 [28 Oct 1968] 51469/69 Heading C5E A sulphur-containing feed 1, e.g. residual oil extracted from tar sand, topped or reduced crude oil or vacuum residual, is mixe...
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JPS4867226A |
In a process for producing substantially pure aromatics wherein a gaseous reaction mixture which contains hydrogen, olefins, diolefins and aromatic compounds is subjected to a hydroforming operation, and wherein subsequently the aromatic...
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JPS4866104A |
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JPS4848503A |
A naphtha boiling range charge stock is converted into aromatic hydrocarbons and isobutane via a combination process involving catalytic reforming, separation and hydrocracking. The catalytic reforming is effected at low-severity conditi...
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