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JP2009013421A |
To provide a workability improved process oil excellent in permeability in a rubber polymer and highly safe, and containing less than 3 mass% of a DMSO extract, and its production process.The process oil is a mixture of an extract with l...
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JP4208716B2 |
A process oil comprising a 95/5 to 5/95 by weight mixture of: an extract having a DMSO extractable content less than 3 wt% obtained by solvent-extracting an oil obtained by deasphalting a vacuum distillation bottom; and either a mineral ...
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JP2008297443A |
To provide a method where heavy thermal cracking oil and an extract which are hardly converted to light oils are cracked without generating cokes.In the method for cracking hydrocarbon oil, at least one hydrocarbon oil selected from heav...
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JP4159368B2 |
A process for the catalytic oxidation of sulfur and nitrogen contaminants as well as unsaturated compounds present in a hydrocarbon fossil oil medium is described, the process comprising effecting the oxidation in the presence of at leas...
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JP2008527089A |
A process is disclosed for removing highly deleterious non-basic nitrogen compounds upstream from an acid catalyzed thiophene alkylation process using adsorbents capable of adsorbing the non-basic nitrogen compounds.
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JP4117560B2 |
There is provided with a process for separating normal paraffins from hydrocarbons of C5-10 using zeolite molecular sieve 5A, which comprises the steps of (a) selective adsorption (b) cocurrent purge (c) countercurrent desorption. The pr...
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JP4102192B2 |
The present invention relates to Compositions of fuels for transportation are disclosed, particularly organic compositions which are liquid at ambient conditions. More specifically, it relates to transportation fuels comprising suitable ...
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JP4096114B2 |
For producing three effluents which are respectively rich in straight chain paraffins, in mono-branched paraffins, and in di-branched and tri-branched paraffins possibly with naphthenic and/or aromatic compounds, from C5-C8 cuts or inter...
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JP4057314B2 |
To provide a desulfurization method capable of sufficiently removing sulfur components in a fuel to enable the use of a noble metal or copper in a reduced state in the case of using a catalyst for various steps to produce hydrogen for fu...
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JP4037515B2 |
The processing oil contains polycyclic aromatic hydrocarbon, which is a substance known to be toxic to the human body, in an amount of less than 3 wt.% and an aromatic hydrocarbon in an amount of 25 wt.% or more, and has a kinematic visc...
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JP2007297639A |
To provide a refinery-blending component of transportation fuel mild to the environment, and a method for preparing the same. The method for preparing the refinery-blending component comprises partitioning by distillation an organic feed...
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JP3982679B2 |
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JP2007521376A |
Novel methods of treating a Fischer-Tropsch product by distillation are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate) contamination, fouling agents, and/or plugging precursors from the Fischer-Trops...
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JP3865685B2 |
To provide a device and a method for removing contaminants comprising e.g. sulfur compounds (e.g. SO2) contained in a liquid fuel such as a heavy oil, a gasoline or a petroleum to thereby prevent environmental pollution. The raw material...
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JP3855816B2 |
To provide a reformed fuel for combustion equipment, obtained by removing vanadium in a heavy oil in a technique for producing a reformed oil by bringing a heavy oil into contact with a supercritical or subcritical water. A heavy oil is ...
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JP2006521192A |
Method for purifying a liquid medium, including adsorbing the impurities contained in the liquid medium using a sorbent, separation and removal of the adsorbed impurities, and regeneration of the sorbent, wherein the impurities are oxidi...
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JP3789936B2 |
The present invention provides a process for obtaining a very clean mesophase pitch from isotropic pitch. This invention utilizes a solvent fractionation process which does not involve the process steps, yield loss and waste generation a...
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JP2006144020A |
To provide a method for desulfurizing a distillate type hydrocarbon fraction by adsorption in a simulated moving bed without causing the substantial excessive consumption of hydrogen and/or the increase of an operation pressure.The prese...
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JP2006514145A |
This invention is a method of purifying fuel streams containing organonitrogen and organosulfur impurities. The fuel stream is first treated to extract organonitrogen impurities so that the nitrogen content of the fuel stream is reduced ...
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JP3771120B2 |
To efficiently treat organic halogen compounds included in a contaminated oil while formation of by-products is suppressed when the organic halogen compounds included in the contaminated oil is treated. The means of the present invention...
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JP3767905B2 |
A method for controlling the manufacture of lubricating oils involving the steps of distillation, extracting, dewaxing and optionally hydrofining; or for controlling operating units associated with refinery or chemical processes with fee...
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JP2006512438A |
The present invention provides a method for extracting aromatic compounds from petroleum fractions, i.e. naphtha, kerosene and gas oils, using a re-extraction route for solvent recovery.
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JP2006512453A |
A novel hydrocarbon feedstream catalyst bed for the desulfurization of a gas or a liquid hydrocarbon feedstream and a process comprising passing a hydrocarbon feedstream over the catalyst bed is described. The bed comprises at least two ...
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JP2006511658A |
A process is disclosed for the production of refinery transportation fuel or components for refinery blending of transportation fuels having a reduced amount of sulfur and/or nitrogen-containing impurities. The process involves contactin...
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JP2006036853A |
To provide a method for refining in order to reduce or totally eliminate the content of a sulfur compound and the content of a hydrocarbon composed of a monocyclic ring or a condensed ring in a petroleum fraction after desulfurization in...
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JP2006036944A |
To provide a method for refining in order to reduce or totally eliminate the content of sulfur oxides and the content of an aromatic hydrocarbon composed of a monocyclic ring or a condensed ring in a petroleum fraction after oxidative de...
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JP3730362B2 |
To remarkably decrease the power of a refrigerator by dimishing the refigerant energy for separating hydrogen and methane as compared with the conventional method and to increase the output by eliminating the problem that an existing dem...
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JP3724438B2 |
To remove vanadium from heavy oil by a method for treating heavy oil with supercritical water or subcritical water. In the method for treating and modifying heavy oil with supercritical water or subcritical water, supercritical water is ...
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JP2005330306A |
To provide a method for desulfurizing naphtha to be a raw material for gasoline or petrochemistry by adsorptive desulfurization.The method for the adsorptive desulfurization of the naphtha comprises bringing the raw material naphtha havi...
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JP2005273652A |
To provide a fuel delivery system to a gas turbine engine capable of processing fuel and increasing the usable cooling capability of the fuel, so as to eliminate components causing formation of coke.The fuel delivery system for the gas t...
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JP2005523370A |
The present invention provides a process for reducing the nitrogen content of a liquid hydrocarbon feed wherein said process comprises a) contacting a liquid hydrocarbon feed comprising an alkylating agent and organic nitrogen species wi...
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JP2005194336A |
To provide a desulfurization process of a hydrocarbon oil excellent in handleability, operationability, cost effectiveness, mass-productivity and productivity by which a low sulfur hydrocarbon oil with a sulfur content as low as about 10...
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JP3669340B2 |
To remove a metal such as vanadium in a heavy oil by a high- temperature high-pressure water to thereby prevent a catalyst from being poisoned and realize the use of a catalyst for a long time in the step of catalytic reaction such as hy...
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JP3647763B2 |
To provide a heavy oil reforming method which reforms a heavy oil to give a fuel suitable for a gas turbine, eliminates sulfur and vanadium, i.e., harmful components, from a heavy oil, and enables almost all the hydrocarbons in the heavy...
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JP2005507026A |
Disclosed are fuel compositions for internal combustion engines comprising as a predominant component organic distillates which exhibit suitable physical properties, and a low-sulfur fraction of an alkylated petroleum feedstock which, fo...
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JP2005023090A |
To provide a new method and a new apparatus for separation of a sulfur compound contained in petroleum which permits very efficient separation at a low cost dispensing with high temperature, high pressure, an expensive catalyst or the li...
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JP2005015522A |
To provide a desulfurization method whereby the sulfur content of a liquid oil is effectively lowered by a simple method without increasing cost.The desulfurization method essentially comprises a first step wherein a liquid oil containin...
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JP2004269871A |
To provide an unleaded gasoline composition with reduced sulfur content assuring satisfactory mode of operation and a preparation process thereof.The high octane number unleaded gasoline composition is produced by step 1 of fractional di...
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JP2004527367A |
The invention is directed to a process for removal of sulfur compounds from a hydrocarbon source containing them, wherein the hydrocarbon source is to be utilized in a downstream hydrogen production process including a sulfur removal ste...
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JP2004526012A |
Economical processes are disclosed for the production of components for refinery blending of transportation fuels by selective oxidation of feedstocks comprising a mixture of hydrocarbons, sulfur-containing and nitrogen-containing organi...
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JP2004238478A |
To provide a method for modifying fuel reduced in labor, time and cost necessary for the modification.The method for modifying fuel comprises contacting the fuel with ozone under ultraviolet irradiation. Thereby, the ozone is decomposed ...
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JP2004224939A |
To prevent caulking of asphalt content in a heating furnace.An asphalt-separating facility is provided having an extraction tower 2, a heating furnace 4, and a separation tower 6. In the extraction tower 2 a solvent such as LPG is mixed ...
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JP2004521170A |
Lube base stock compositions, and methods for preparing the compositions, are disclosed. The methods involve subjecting a predominantly C5-11 olefin-containing feedstock to dimerization conditions, preferably using nickel ZSM-5 as the di...
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JP2004195445A |
To provide an oxidation method, an oxidation catalyst, an oxidation desulfurization method and an oxidation desulfurization apparatus suitable for oxidation desulfurization of liquid containing an organic sulfur compound.In the desulfuri...
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JP2004517194A |
A method of removing low boiling sulfur compounds from naphtha boiling range streams. The naphtha boiling range stream is contacted with a high silica zeolite at effective conditions to convert lower boiling sulfur compounds to higher bo...
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JP2004517193A |
The invention relates to a selective desulphurisation method for thiophene derivatives contained in the hydrocarbons emitted from the distillation of crude oil, refined or not, consisting in oxidising the atoms of thiophene sulphur in su...
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JP2004511620A |
This invention relates to a method for separating olefins and paraffins from oxygenates in a liquid hydrocarbon stream containing a high proportion of olefins, paraffins and oxygenates (mainly alcohols). Typically, the hydrocarbon stream...
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JP2004055483A |
To provide a method for manufacturing hydrogen for a fuel cell capable of efficiently conducting desulfurization of kerosine including a very small amount of sulfur using oxidation reaction to eliminate sulfur compounds to a low concentr...
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JP2003534391A |
The instant invention is directed to a process for reducing organic acids in petroleum feeds containing organic acids comprising: (a) thermally treating a petroleum feed containing organic acids in a thermal reaction zone comprising a pl...
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JP2003533584A |
(57) [Summary] In the present invention, heavy crude oil is heated to about 300 ° F to about 600 ° F. Keep the crude oil at this temperature and flush the gas out of the crude oil. Salts such as magnesium chloride and calcium chloride ...
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