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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/2005/002701A2 |
Novel methods of treating a Fischer-Tropsch derived hydrocarbon stream with an active filtering catalyst are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate) contamination, fouling agents, and/or plugg...
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WO/2004/108862A1 |
The application relates to a method for selecting drag reducer additive (DRA) effectively removable by activated carbons and graphites to be used in fuel. The application also relates to effective activated carbons and graphites for remo...
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WO/2004/101100A2 |
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the level of these compounds via the applicat...
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WO/2004/099347A1 |
A process for upgrading a liquid petroleum or chemical stream wherein said feedstream flows countercurrent to the flow of a treat gas, such as a hydrogen-containing gas, in at least one reaction zone. The feedstream treated so that it is...
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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/2004/094562A1 |
The inventive method consists in thermally liquefying wastes in an organic solvent at a temperature equal to or higher than 270°C and a pressure equal to or less than MPa, separating a liquid fraction from an undissolved product and in ...
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WO/2004/092308A1 |
Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture using a membrane having a feed side and a permeate side, by contacting the hydrocarbon mixture with the feed side of the membrane, wherein b...
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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/2004/078642A1 |
Natural gas is reacted with steam, to generate carbon monoxide and hydrogen in a first catalytic reactor; the resulting gas mixture is used to perform Fischer-Tropsch synthesis in a second catalytic reactor. After performing Fischer-Trop...
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WO/2004/069963A1 |
A treatment for accelerating the settling of finely divided solids in hydrocarbon fluids, including adding to the hydrocarbon a sufficient settling amount of a combination of (a) a polyacrylic acid adducted alkylphenol-formaldehyde resin...
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WO2004037370A3 |
Fossil fuels are combined with an aqueous liquid and a dialkyl ether to form an aqueous-organic reaction medium which is passed through an ultrasound chamber on a continuous flow-through basis. The emerging mixture separates spontaneousl...
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WO/2004/069962A1 |
Disclosed is a method for processing naphtha, according to which a) naphtha or a stream generated from naphtha in a preprocessing step is divided into a stream A that is stripped of aromatics and a stream B which is enriched with aromati...
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WO/2004/067488A1 |
The inventive method for dehydrating and dehydrocyclising hydrocarbons relates to petrochemistry and consists in bringing a raw material flow into contact with a catalyst based on X-ray amorphous carbon, which is produced by evaporating ...
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WO/2004/061055A1 |
A method for desalization and dehydration of oil in which after heating of the emulsed oil it contacts with water, while deemulgator is added to this mixture. The mixture of oil, water and overheated steam sedimentates, during which a pa...
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WO/2004/053035A1 |
For purifying contaminated oil from particles suspended in the oil by means of a centrifugal separator a liquid separation aid is used having a density higher than that of the oil. The liquid separation aid attracts/binds the contaminati...
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WO/2004/043938A1 |
1,3,5 (2H2,4H2,6H2) tripropanediamine N,N,N',N',N',N' hexamethyl is used to scavenge sulfur compounds from hydrocarbons. A novel method of making the triazine comprises autocondensing (CH3)2N CHCH2CH 2N=CH2.
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WO/2004/037370A2 |
Fossil fuels are combined with an aqueous liquid and a dialkyl ether to form an aqueous-organic reaction medium which is passed through an ultrasound chamber on a continuous flow-through basis. The emerging mixture separates spontaneousl...
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WO2004014512A3 |
A method of augmenting the separation of immiscible heavier and lighter components of an emulsion including the steps of passing the emulsion into a treatment vessel, establishing at least one dual frequency electric field within the ves...
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WO2004020553A8 |
It has been discovered that metals and/or amines can be removed or transferred from a hydrocarbon phase to a water phase in an emulsion breaking process by using a composition that contains water-soluble hydroxyacids. Suitable water-solu...
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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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WO/2004/020553A1 |
It has been discovered that metals and/or amines can be removed or transferred from a hydrocarbon phase to a water phase in an emulsion breaking process by using a composition that contains water-soluble hydroxyacids. Suitable water-solu...
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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/2004/016718A1 |
A method of modifying a biomass which comprises the modification step of treating a cellulose-based biomass having an oxygen/carbon atomic ratio of 0.5 or above under the saturated vapor pressure or above in the presence of water to ther...
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WO/2004/014538A1 |
An apparatus and process for the separation of solids from gases in a mixture improves separation efficiency by imparting a swirl motion to the mixture in a first angular direction to centripetally separate the heavier solids from the li...
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WO/2004/014512A2 |
A method of augmenting the separation of immiscible heavier and lighter components of an emulsion including the steps of passing the emulsion into a treatment vessel, establishing at least one dual frequency electric field within the ves...
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WO/2004/007049A1 |
A filtration device, a filtration method, a method of desalinating sea water by using the device, and a method of desulfurizing petroleum, the device comprising a filter formed in a cylindrical shape by stacking a plurality of rings on e...
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WO/2004/007645A1 |
The general object of this invention is to provide an improved process for sweetening and desulfurizing sulfur-containing crude oil streams. Heating the sulfur-containing crude oil stream to an elevated temperature for an extended period...
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WO/2004/005436A1 |
A hydrocracking process wherein a hydrocarbonaceous feedstock and hydrogen is passed to a denitrification and desulfurization reaction zone and then directly to a hot, high pressure stripper utilizing a hot, hydrogen-rich stripping gas t...
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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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WO2003033626A3 |
A fuel mixture for a compression ignition device is provided, comprising a mixture of used oil and fuel material in a ratio that increases the fuel efficiency of the device in comparison to the efficiency of the device when operated with...
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WO/2003/093398A1 |
The invention relates to the petroleum industry, in particular to a method and device for conditioning a hydrocarbon liquid. The inventive method for conditioning a liquid is based on the resonance excitation thereof and consists in supp...
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WO2003029385A3 |
The inventive method for recycling mixed oil waste and device for carrying out said method relate to methods and devices for oilstock processing. Said invention makes it possible to increase the production of marketable hydrocarbons by m...
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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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WO2002055171A3 |
The present invention is a process and an apparatus for separating at least two resolvable liquids while concurrently reducing rag phase development and stabilizing rag phase volume and location during the separation. In a process where ...
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WO/2003/053894A1 |
A process for preparing a paraffinic product stream in the gasoline, middle didstillate fuel and lube ranges from a C¿2-5? -containing feedstock and a C¿20?+ paraffinic feedstock is described. The combined feedstocks are subjected to m...
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WO/2003/050213A1 |
The invention concerns a pretreatment method of emulsified fuel,wherein an emulsified fuel which is emulsified by adding water and surface active agent to Orinoco tar is heated to 70 °C to 95 °C and,at the same time,introduced in a cen...
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WO/2003/050206A1 |
The invention relates to a method for improving yield in petroleum streams derived from coking processes. In a preferred embodiment, the invention relates to a method for regenerating filters employed to remove particulate matter from co...
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WO/2003/048272A1 |
The invention provides a method for separating at least a fraction of non-acid chemicals (NAC's) from at least a fraction of a gaseous raw product produced during a Fischer-Tropsch (FT) reaction or a condensate thereof including at least...
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WO/2003/048051A1 |
The invention relates to a method for activating liquid and gaseous media, according to which the medium flowing around magnetic rods is polarised in a bipolar magnetic field, electromagnetic radiation having a wavelength of between 100 ...
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WO/2003/035802A1 |
The flow properties of crude petroleum having an API gravity varying from about 6 to 12 are improved by heating the crude petroleum to a temperature of about 35°c to 200°C and, in the presence of a suitable viscosity reducing additive,...
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WO/2003/035803A1 |
Continuous process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture by passing part of the hydrocarbon mixture through a membrane over which membrane a pressure difference is maintained thereby obtain...
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WO2001060771A8 |
Process for purifying a liquid hydrocarbon product comprising 5% by weight or less of high molecular weight contaminants having a molecular weight of at least 1000, wherein the product stream is contacted with a hydrophobic non-porous or...
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WO/2003/033626A2 |
A fuel mixture for a compression ignition device is provided, comprising a mixture of used oil and fuel material in a ratio that increases the fuel efficiency of the device in comparison to the efficiency of the device when operated with...
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WO/2003/031022A1 |
A fuel for removing fuel impurities, particularly thiophenes, includes a hollow housing having a filter element therein. The filter element includes a substrate, which my include a nonwoven fiber web, a plurality of particles, or both of...
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WO2002068568A3 |
A membrane process for the removal of sulfur species from a naphtha feed, in particular, a FCC light cat naphtha, without a substantial loss of olefin yield is disclosed. The process involves contacting a naphtha feed stream with a membr...
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WO/2003/029385A2 |
The inventive method for recycling mixed oil waste and device for carrying out said method relate to methods and devices for oilstock processing. Said invention makes it possible to increase the production of marketable hydrocarbons by m...
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WO/2003/025096A1 |
A method for reducing the sulfur content of a hydrocarbon stock containing sulfur, which comprises admixing a hydrocarbon stock containing sulfur with steam, and contacting the resulting admixture with a desulfurization chemical and a ca...
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WO2002050212A3 |
A process for separating a polar solvent from an organic acid and/or a neutralization salt thereof, said process comprising: feeding a stream comprising a polar solvent and an organic acid and/or a neutralization salt thereof to a select...
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WO2002072735A3 |
The instant invention is directed to a process for decreasing the amount of acids contained in oils by forming a water-in-oil emulsion and utilizing solids.
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