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JP5453108B2 |
A method for separating and recovering ultrafine particulate solid material from a suspension or slurry of the solid material and a hydrocarbon liquid by precipitation or flocculation of a heavy fraction of the hydrocarbon liquid with an...
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JP5442254B2 |
The invention relates to a bright stock base oil blend comprising of a paraffinic base oil component having a viscosity at 100° C. of from 8 to 25 mm^/sec and a residual and de-asphalted oil component, and the use of said blend as part ...
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JP5438683B2 |
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JP5442253B2 |
The invention relates to a bright stock base oil blend comprising of a paraffinic base oil component having a viscosity at 100° C. of from 8 to 25 mm^/sec and a residual and de-asphalted oil component, and the use of said blend as part ...
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JP5417009B2 |
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JP5410807B2 |
Disclosed is a rubber compounding oil which contains an extract (A) and a lubricant base oil (B). The extract (A) has an aniline point of 40-90°C, a %CA of 25-45 and a %CN of 5-20 as determined according to ASTM D3238, a nitrogen fracti...
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JP5390233B2 |
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JP5367350B2 |
To provide a process oil that is produced so as to have a desired aniline point and a desired kinematic viscosity. The process oil is obtained by mixing a solvent-deasphalted asphalt obtained by solvent-deasphalting a vacuum distillation...
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JP5346159B2 |
To provide a gasoline base material allowing a car driver to enhance driving performance (responsiveness to acceleration) and to provide a gasoline composition containing this gasoline base material and allowing the driver to achieve sat...
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JP5329220B2 |
In a method for the solvent extraction of butadiene from a mixture of hydrocarbons having four carbon atoms per molecule, which method inherently produces tars, the extraction process is operated with a tar loading level, relative to the...
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JP5314472B2 |
To provide a method and an apparatus for extracting an aromatic halogen compound, which can efficiently extract a lipophilic aromatic halogen compound from an aromatic halogen compound-containing oil to be treated. In the method for extr...
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JP5303339B2 |
A process for production of a lubricating base oil whereby a lubricating base oil is obtained by a first step in which a stock oil containing normal paraffins of C20 or more is subjected to isomerization reaction so that the content of t...
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JP5292017B2 |
The invention provides a method for manufacturing a rubber processing oil RPO with superior permeability to the rubber polymer, less than 3 mass% of polycyclic aromatic compounds (PCA) and high security by easy process. The method is a m...
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JP2013534559A |
The preparation of Group II and Group III lube base oils wherein liquid-continuous hydrotreating is used to treat a lube oil raffinate. The hydrotreated lube oil raffinate is then sent to a dewaxing stage that can be either a solvent or ...
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JP5271704B2 |
A highly effective liquid-liquid extraction process to remove nitrogen compounds and especially basic nitrogen compounds from aromatic light petroleum oils with excellent recovery employs de-ionized water, which can be acidified, as the ...
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JP2013136051A |
To provide a polymer scavenging metal from various media such as water and gas.A method of removing one or more metals from a medium containing the metal comprises the steps of: (a) treating the medium containing the metal with a composi...
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JP5222702B2 |
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JP2013522449A |
Methods for removing sulfur from hydrocarbon streams using the sequential application of hydrodesulfurization, fractionation and oxidation. The hydrodesulfurization step is operative to remove easily-hydrogenated sulfur species, such as ...
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JP5199377B2 |
A high sulfur content hydrocarbon feedstream is treated by mixing one or more selected solvents with a sulfur-containing feedstream for a predetermined period of time, allowing the mixture to separate and form a sulfur-rich solvent-conta...
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JP5192136B2 |
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JP5188964B2 |
The invention relates to a process to reduce the pour point of a waxy paraffinic feedstock comprising a fraction boiling above 450° C. by diluting said feedstock with a solvent comprising an aliphatic ketone compound and an aromatic com...
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JP2013513693A |
Slurry hydrocracking a heavy hydrocarbon feed produces a HVGO stream and a pitch stream. At least a portion of the pitch stream is subjected to SDA to prepare a DAO stream low in metals. The DAO is blended with at least a portion of the ...
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JP2013512297A |
The invention provides a process for converting a paraffinic feedstock comprising at least 50 wt % of compounds boiling above 370° C., a paraffin content of at least 60 wt %, an aromatics content below 1 wt %, a naphthenic content below...
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JP2013056066A |
To provide a method and apparatus for detoxicating halogen compound-containing oil, capable of more effectively neutralizing dehalogenated oil.The apparatus 1 for detoxicating PCB-containing insulating oil has a holding tank 11 for holdi...
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JP5124086B2 |
To provide an excellently safe process oil exhibiting characteristics comparable to those of a conventional aromatic oil without causing problems of carcinogenicity and to provide a simple method for producing the process oil. The proces...
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JP5099970B2 |
The invention is directed to a lubricant formulation comprising a base oil having a kinematic viscosity at 100 °C of above 15 cSt, a pour point of below +10 °C and a viscosity index of between 140 and 200 and no viscosity modifier and ...
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JP5097545B2 |
Extra heavy lube base stocks are separated from heavy lube oils with a polar solvent in an amount sufficient to form a first light phase and a second heavy phase. The phases are then separated and the solvent is removed from the second h...
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JP2012525469A |
A method for treating an interface rag includes the steps of removing a volume of rag at a controlled rate from an upstream rag source and passing the rag through a high pressure pump and a heater. The heater heats the rag to a temperatu...
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JP5039256B2 |
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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JP5039257B2 |
A process for producing a lubricating oil basestock having at least 90 wt. % saturates and a VI of at least 105 by selectively hydroconverting a raffinate from a solvent extraction zone in a two step hydroconversion zone followed by a hy...
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JP2012520374A |
A method of treatment for inhibiting sulfur-based corrosion or scaling or for removing scaling from a surface including inhibiting corrosion caused by sulfur-containing materials, reducing corrosion caused by sulfur-containing materials,...
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JP5011300B2 |
The invention relates to a process for producing lube oil basestocks involving solvent extracting a waxy feed to produce at least a lube oil boiling-range raffinate. The lube oil raffinate is hydrotreated to produce a hydrotreated raffin...
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JP4943522B2 |
A novel process for the production of an extract useful as a process oil and a raffinate useful as a high-viscosity base oil by solvent refining is provided, characterized in that reduced pressure distillation is effected under the condi...
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JP2012509954A |
Method of isolating active resins from a high solvency dispersive power (HSDP) crude oil includes providing a HSDP crude oil, deasphalting the HSDP crude oil into at least a deasphalted oil (DAO) fraction and a first asphaltenes fraction...
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JP4892150B2 |
A method for removing corrosive contaminants from a polar extraction solvent comprises adding water to the solvent to provide a mixture. Then the mixture is contacted with a basic ion exchanger resin to remove the corrosive contaminants....
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JP4851679B2 |
In a process for deacidifying a fluid hydrocarbon stream which comprises carbon dioxide (CO2) and/or other acid gases as impurities, the fluid stream is brought into intimate contact with an absorption liquid in an absorption or extracti...
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JP4845735B2 |
This invention relates to processes of producing lubricant base oils comprising paraffinic hydrocarbon components that have optimized branching. The lubricant base oils comprising paraffinic hydrocarbon components with optimized branchin...
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JP2011252161A |
To provide a method for removing particulates, contaminants, soluble contamination, fouling agents, and/or plugging-precursors from the feed stream to a hydroprocessing reactor such that pressure drop buildup within the hydroprocessing r...
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JP4838964B2 |
The present invention is a process to remove a +2 ionic charged, organically bound metal from a petroleum feed. The process includes contacting feed with aqueous carbon dioxide in the essential absence for emulsion formation.
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JP4828762B2 |
A process for the removal of sulfur compounds from a hydrocarbon stream is disclosed. In a preferred embodiment, the process includes extractive distillation of a gasoline stream from a fluid catalytic cracker to reject olefins to a raff...
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JP4801867B2 |
The present invention is a process to reduce the fouling of equipment for processing petroleum feedstreams. The fouling is reduced by reducing the presence of peroxides and hydroperoxides in the feedstream. The steps of the process inclu...
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JP4782347B2 |
The present invention provides a process for removing sulfur compounds including sulfur in the (-2) oxidation state such as mercaptans, dialkyl sulfides, carbonyl sulfide, hydrogen sulfide, thiophenes and benzothiophenes, from liquid or ...
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JP4778911B2 |
This invention relates to a process for recycling acid used to remove nitrogen contaminants from hydrocarbons using polymeric membranes to separate spent acid from the acid extraction of hydrocarbons into acid for recycle and acid for re...
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JP4766746B2 |
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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JP4767169B2 |
A two stage process for selectively hydrodesulfurizing olefinic and sulfur and nitrogen-containing naphtha feedstreams wherein the first stage is a nitrogen removal stage to produce a naphtha feedstream having reduced levels of nitrogen ...
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JP4766747B2 |
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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JP4766749B2 |
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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JP4766748B2 |
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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JP4764063B2 |
A process is described for the extractive oxidation of contaminants present in raw fuel streams rich in heteroatomic polar compounds and catalyzed by iron oxides contained in natural limonitic goethite, said process comprising contacting...
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JP2011516674T |
[Means for Solution] The present invention indicates a manufacture system and a manufacturing method of quality gasoline by recombination and hydrogenation of refining hydrocarbon. This system and method have an extraction system (1), a ...
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