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WO/2007/003623A1 |
The invention relates to a bright stock base oil blend comprising of a paraffinic base oil component having a viscosity at 100 0C of from 8 to 25 mm^/sec and a residual and de-asphalted oil component, and the use of said blend as part of...
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WO/2007/005298A3 |
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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WO/2007/005298A2 |
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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WO/2007/003617A2 |
The invention relates to a process to prepare an oil blend comprising: (i) de-asphalting a mineral -derived vacuum residue to obtain a de-asphalted oil, (ii) optionally extracting from the de-asphalted oil an aromatic extract by solvent ...
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WO/2007/003617A3 |
The invention relates to a process to prepare an oil blend comprising: (i) de-asphalting a mineral -derived vacuum residue to obtain a de-asphalted oil, (ii) optionally extracting from the de-asphalted oil an aromatic extract by solvent ...
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WO2006124175A3 |
A process for the conversion of a hydrocarbon feedstock (1) to produce olefins, aromatic compounds and ultra low sulfur diesel wherein the hydrocarbon feedstock is reacted in a fluid catalytic cracking (FCC) zone (2) to produce olefins a...
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WO/2006/130248A3 |
A process for reducing the Bromine Index of a hydrocarbon feedstock, the process comprising the step of contacting the hydrocarbon feedstock with a catalyst at conversion conditions, wherein the catalyst includes at least one molecular s...
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WO/2006/130248A2 |
A process for reducing the Bromine Index of a hydrocarbon feedstock, the process comprising the step of contacting the hydrocarbon feedstock with a catalyst at conversion conditions, wherein the catalyst includes at least one molecular s...
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WO2006065459A8 |
Systems and processes for removing a first sulfur compound from a hydrocarbon stream. The systems and process utilize at least one reaction vessel incorporating a hydrolysis catalyst suitable for hydrolyzing the first sulfur compound to ...
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WO/2006/090597A1 |
An apparatus for removing mercury in a liquid hydrocarbon, characterized in that it comprises a conversion device (2) for converting a mercury component in a raw material liquid hydrocarbon to a simple substance of mercury, to form a fir...
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WO/2006/065459A1 |
Systems and processes for removing a first sulfur compound from a hydrocarbon stream. The systems and process utilize at least one reaction vessel incorporating a hydrolysis catalyst suitable for hydrolyzing the first sulfur compound to ...
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WO/2006/060147A1 |
A robust, non-aqueous, and oil-soluble organic peroxide oxidant is employed for oxidative desulfurization and denitrogenation of hydrocarbon feedstocks including petroleum fuels. Even at low concentrations, the non-aqueous organic peroxi...
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WO2005117031A3 |
A method for administering an additive to oil, wherein a reservoir of the additive is provided in the oil.
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WO/2005/123608A1 |
Method and apparatus for treating tar sand grains (102) comprising mineral substrate particles (104) surrounded by a bitumen envelope (106), to recover a bitumen portion and a mineral substrate portion. The tar sand grains (102) are comm...
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WO/2005/121279A1 |
Disclosed is an apparatus and process for extracting sulfur compounds from a hydrocarbon stream. A prewash section for converting hydrogen sulfide to a sulfide salt by reaction with an alkali such as caustic communicates with an extracto...
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WO/2005/115082A3 |
A method for removing sulfur from insulating oil. The oil is exposed to at least one sulfur scavenging material and at least one polar sorbent.
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WO/2005/115082A2 |
A method for removing sulfur from insulating oil. The oil is exposed to at least one sulfur scavenging material and at least one polar sorbent.
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WO/2005/116169A1 |
A process for removing sulfur-containing compounds from fuel, said process comprising contacting the fuel in liquid phase with air to oxidise the sulfur containing compounds, said contacting being carried out in the presence of at least ...
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WO/2005/117031A2 |
A method for administering an additive to oil, wherein a reservoir of the additive is provided in the oil.
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WO/2005/071046A1 |
This invention is a method of purifying fuels containing organosulfur impurities. The fuel is oxidized with an organic hydroperoxide in the presence of an oxidation catalyst to form a sulfone product, followed by extraction of the sulfon...
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WO2005040308A3 |
The present disclosure is directed to a multi-stage system and a process utilizing said system with the design of reducing the sulfur-content in a liquid comprising hydrocarbons and organosulfur compounds. The process comprising at least...
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WO2005003066A3 |
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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WO/2005/054410A1 |
This invention is a method of purifying fuel streams containing organosulfur impurities. The fuel stream is oxidized with an organic hydroperoxide in the presence of an oxidation catalyst to form a sulfone product. The alcohol product of...
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WO/2005/052092A1 |
Disclosed is a process to make environment friendly components for refinery blending of transportation fuels. The process involves contacting a petroleum distillate with an oxygen-containing gas at oxidation conditions in the presence of...
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WO/2005/044959A1 |
A method for producing a lead-free gasoline composition having a sulfur content of 1 mass ppm or less and a research method octane number of 89.0 or more, which comprises a step of subjecting a cracked naphtha fraction exhibiting a tempe...
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WO/2005/040308A2 |
The present disclosure is directed to a multi-stage system and a process utilizing said system with the design of reducing the sulfur-content in a liquid comprising hydrocarbons and organosulfur compounds. The process comprising at least...
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WO/2005/019386A1 |
A process for the desulfurization of hydrocarbonaceous oil wherein the hydrocarbonaceous oil is contacted with a hydrodesulfurization catalyst in a hydrodesulfurization reaction zone (3) to reduce the sulfur level to a relatively low lev...
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WO/2005/003066A2 |
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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WO/2004/096415A1 |
Chitosan membranes chelated with silver or cuprous material may be used to separate olefins from a mixture of olefins and paraffins. The feed stream is humidified, demisted, treated to remove sulfur compounds and passed to a cell having ...
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WO/2004/085576A1 |
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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WO/2004/083346A1 |
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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WO2003087263A8 |
A method for determination for a given oil the relative stability of a water-in-oil emulsion that will be formed by that oil with water comprises measuring for the given oil the weight percent asphaltenes (A), total acid number (TAN), an...
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WO/2004/061054A1 |
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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WO/2004/058920A1 |
The present invention provides a process for the extraction of aromatics from petroleum fractions i.e. naphtha, kerosene and gas oil, using re-extraction route for recovery of solvent.
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WO/2004/053026A1 |
A process for the upgrading of raw hydrocarbon streams rich in heteroatomic polar compounds and/or unsaturated moieties involving the extractive oxidation of sulfur, nitrogen, conjugated dienes and other unsaturated compound from said st...
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WO/2004/039922A1 |
Apparatus (10) for cleaning fluids such as oils comprising an inlet (12) for fluid to be cleaned, a heating unit (21) for heating the fluid, a centrifugal cleaner (24), a vacuum dehydration unit (26), a holding tank (11) and a fluid outl...
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WO2004016715A3 |
The invention relates to a method and a device for purifying petroleum fractions in order to produce fuel with a low content of sulphur and/or aromatic compounds. The inventive method consists in simultaneously distilling the petroleum f...
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WO2002018518A8 |
A process for desulfurizing fuels such as diesel oil and similar petroleum products to reduce the sulfur content to a range of from about 2 to 15 ppm sulfur is described. The sulfur containing fuel is contacted at slightly elevated tempe...
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WO/2004/016715A2 |
The invention relates to a method and a device for purifying petroleum fractions in order to produce fuel with a low content of sulphur and/or aromatic compounds. The inventive method consists in simultaneously distilling the petroleum f...
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WO/2004/007644A1 |
The invention relates to a method of regenerating used oils of petroleum origin by means of extraction with aliphatic solvents. The inventive method is characterised in that, once the solvent has been eliminated from the extract, it comp...
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WO2003035808A3 |
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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WO/2004/005435A1 |
A process is provided for removing sulfur compounds, such as 4, 6 - dimethyldibenzothiophene, etc., out of hydrocarbon fluids, such as middle distillates, cracked gasoline, etc., by passing the sulfur compound-contaminated hydrocarbon fl...
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WO2003089543A3 |
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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WO2003087263A3 |
A method for determination for a given oil the relative stability of a water-in-oil emulsion that will be formed by that oil with water comprises measuring for the given oil the weight percent asphaltenes (A), total acid number (TAN), an...
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WO2002070109A8 |
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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WO/2003/093203A1 |
The invention relates to a method of desulphurising a mixture of hydrocarbons containing sulphur compounds. The inventive method comprises: a step involving oxidation using an oxidising agent in order to oxidise the sulphur compounds and...
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WO/2003/089543A2 |
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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WO/2003/087263A2 |
A method for determination for a given oil the relative stability of a water-in-oil emulsion that will be formed by that oil with water comprises measuring for the given oil the weight percent asphaltenes (A), total acid number (TAN), an...
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WO/2003/085069A1 |
The present invention relates to a process for increasing the capacity for processing residua and obtaining higher yields of liquids having an average boiling point equal to or less than about 510°C. A residual feedstock is introduced w...
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WO2002097006A3 |
Economical processes are disclosed for production of components for refinery blending of transportation fuels which are liquid at ambient conditions by selective oxygenation of refinery feedstocks comprising a mixture of organic compound...
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