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WO/2004/096438A1 |
A method for treating zeolite particles to remove organic.templating agent therefrom is accomplished by calcining the zeolite particles in a fluidized-bed at a temperature of no more than about 600° for a period of time sufficient to re...
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WO/2004/096738A2 |
A process for the alkylation of paraffins with olefins includes contacting the paraffin with the olefin under alkylation conditions with a zeolite having an AAI number of at least about 1.0. In a preferred process isobutane is alkylated ...
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WO/2004/083345A1 |
This invention is a method of oxidizing organosulfur impurites found in fuel streams. The method comprises reacting the organosulfur impurities with an organic hydroperoxide in the presence of a titanium-containing catalyst. The titanium...
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WO/2004/080926A2 |
This invention relates to a process for producing linear alkyl benzene, the process including the steps of obtaining a hydrocarbon condensate containing olefins, paraffins and oxygenates from a low temperature Fischer-Tropsch reaction; a...
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WO/2004/071653A1 |
Composition comprising one or more metal hydroxy salts and a matrix, binder or carrier material, wherein the metal hydroxy salt is a compound comprising (a) as metal either (i) one or more divalent metals, at least one of them being sele...
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WO/2004/070189A2 |
The present invention relates to a stable, low sulfur, olefinic distillate fuel blend component derived from a Fischer-Tropsch process and a process for producing this stable, low sulfur, olefinic distillate fuel blend component. The sta...
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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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WO/2004/065003A1 |
An esterification catalyst and process for the reduction of acids in a hydrocarbon containing composition, said process including contacting the hydrocarbon containing composition with an esterification catalyst at esterfication temperat...
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WO/2004/056475A1 |
A catalytic composition is described for the transalkylation of aromatic hydrocarbons comprising a zeolite and an inorganic binder, characterized by an extra-zeolitic porosity, i.e. the porosity obtained by adding the mesoporosity and th...
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WO/2004/052537A1 |
A process for treating organic compounds includes providing a composition which includes a substantially mesoporous structure of silica containing at least 97% by volume of pores having a pore size ranging from about 15 Å to about 30Å ...
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WO/2004/045767A2 |
The present invention is directed to processes for preparing supported metal catalysts comprising one or more catalytically active metals applied to a porous catalyst support and to processes that use such catalysts. The process requires...
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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/2004/043889A1 |
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 at least two of (a) a quaternary fatty ammonium compound, (b) ...
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WO/2004/041713A2 |
The present invention relates to new crystalline zeolite SSZ-54 prepared using a templating agent comprising N-isopropyl ethylenediamine, or a mixture of 1-N- isopropyl diethylenetriamine and isobutylamine, and processes employing SSZ-54...
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WO/2004/039725A2 |
A crystalline aluminosilicate zeolite identified as UZM-4M has been synthesized. This zeolite is obtained by treating a UZM-4 zeolite with a fluorosilicate salt to obtain a zeolite having the empirical formula:M1an+Al1-xExSiyOzwhere M1 i...
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WO/2004/039726A1 |
The invention relates to novel mesoporous aluminosilicate-type materials having a chemical composition with the following formula (in oxide moles): Al2O3: m SiO2: n M2O, wherein: m denotes a value of between 10 and 1000, preferably betwe...
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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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WO/2004/035201A1 |
A catalyst for the selective oxidation of hydrogen comprises an inert core such as cordierite and an outer layer comprising a lithium aluminate support. The support has dispersed thereon a platinum group metal and a promoter metal, e.g. ...
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WO/2004/033593A1 |
Catalytic dewaxing of paraffin containing feeds with a catalyst having a certain pore structure, where the feeds are preferably produced from syn gas using a non-shifting Fischer-Tropsch catalyst, is accomplished in the substantial absen...
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WO/2004/026473A1 |
A material especially useful for the selective oxidation of hydrocarbons and-other organic compounds includes a non-crystalline, porous inorganic oxide having at least 97 volume percent mesopores based on micropores and mesopores, and at...
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WO/2004/016714A2 |
A method of operating a multi-phase downflow reactor so as to induce a pulsing flow regime is disclosed. The pulse may be induced by increasing the gas rate (12) while maintaining the Liquid rate until a pressure drop sufficient to induc...
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WO/2004/016342A2 |
An internal static mixing system (40) such as a disperser of mesh wire or expanded metal co-knit with a multi filament material selected from inert polymers, catalytic polymers, catalytic metals or mixtures in combination with a vertical...
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WO/2004/009735A1 |
Provided is an optimum usage of a desulfurizing agent for liquid hydrocarbons by which the sulfur content of kerosene can be efficiently lowered without the addition of hydrogen and which brings about prolongation in the lifetime of the ...
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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/2004/002620A1 |
Catalyst composition comprising 5-55 wt% metal-doped anionic clay, 10-50 wt% zeolite, 5-40 wt% matrix alumina, 0-10 wt% silica, 0-10 wt% of other ingredients, and balance kaolin. In metal-doped anionic clays, the additive, i.e. the met...
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WO/2004/000768A1 |
A process is provided for the production of xylenes from reformate by reactive distillation. The process is carried out by methylating the benzene/toluene present in the reformate in a reactive distillation zone and under reactive distil...
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WO/2004/000767A1 |
A process is provided for the production of xylenes from reformate. The process is carried out by methylating the benzene, toluene, or both present in the reformate to produce a resulting product having a higher xylenes content than the ...
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WO/2003/106593A1 |
An improved process for the conversion of normally gaseous methane-hydrocarbon mixtures (1), such as natural gas, to a normally liquid hydrocarbon product (10) comprises separating the methane component of the gaseous mixture from the he...
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WO/2003/093399A1 |
A method of reducing hydrolysis in a hydrocarbon stream comprising adding to a hydrocarbon stream containing a chloride compound which undergoes hydrolysis at elevated temperatures in the presence of water to form hydrochloric acid, an e...
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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/2003/089774A1 |
Connected to a fuel pipe (18) leading from a fuel tank (16) to an internal combustion engine (14) is a sleeve (24) filled with a catalyst material (10) consisting of a mixture of minus-ion generating nylon and ceramic material, so as to ...
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WO/2003/072215A2 |
Environmentally friendly solvents used to dissolve or remove residues and/or substances from substrates wherein the residue and/or substance is contacted with a Generally Recognized As Safe solvent to dissolve the residue and/or substanc...
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WO/2003/066550A1 |
An integrated process for upgrading a mixed C4 or mixed C5 alkane&sol isoalkane stream first separates the isoalkane from the normal alkane by distillation in a separator (1). Then a portion of the normal alkane is dehydrogenated in a de...
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WO/2003/066778A1 |
The invention concerns a method for desulphurization a cracking or steam cracking effluent of hydrocarbons more particularly of a gasoline for example for catalytic cracking including elimination of thiophene compounds by alkylation of s...
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WO/2003/064354A1 |
A Fischer-Tropsch C3-C4 olefin stream is simultaneously dehydrated and isomerized in a reactor (40) to convert alcohols to olefins and 1-butenes to 2-butenes and thereby lower the oxygenate content. Another Fischer-Tropsch fraction is hy...
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WO/2003/064353A1 |
A Fischer-Tropsch C3-C4 olefin stream is treated to lower the oxygenate content to below 4000 ppm. Another Fischer-Tropsch fraction is hydrotreated and hydrocracked to provide an isobutane-containing stream. The treated C3-C4 olefin stre...
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WO/2003/059483A2 |
Methods for separating di−olefins from mono−olefins, and olefins from non−olefins such as paraffins, oxygenates and aromatics, are provided. The methods use metal salts which complex both mono−olefins and di−olefins, but which ...
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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/2003/051798A1 |
A method for desulfurizing a hydrocarbon stream (10) containing heterocyclic sulfur compounds, which process comprises contacting the heterocyclic sulfur compounds in the gas phase (60) in the presence of oxygen (70) with a supported met...
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WO/2003/045548A1 |
A catalytic material includes a microporous zeolite supported on a mesoporous inorganic oxide support. The microporous zeolite can include zeolite beta, zeolite Y or ZSM-5. The mesoporous inorganic oxide can be, e.g., silica or alumina, ...
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WO/2003/042339A1 |
The present invention relates to a novel process for the commercial-scale refining the liquefied petroleum gas (LPG). The process comprises sequential fine desulfurization and mercaptan conversion of the LPG in the absence of alkali thro...
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WO/2003/035800A2 |
A product of reduced sulfur content is produced from an olefin-containing hydrocarbon feedstock which includes sulfur-containing impurities. The feedstock is contacted with an olefin-modification catalyst in a reaction zone under conditi...
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WO/2003/035585A1 |
The invention provides methods for preparing a blended lube base oils (180) comprising at least one highly paraffinic F-T lube base stock (175) and at least one base stock composed of alkylaromatics, alkylcycloparaffins, or mixtures ther...
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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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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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WO2002018523A9 |
A method of reclaiming used motor oil for further use is disclosed comprising (a) admixing used impurity laden motor oil with an effective amount of acetone as a flocculating agent and an effective amount of a second ketone as a wetting ...
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WO/2003/022735A1 |
A method of producing hydrogen for a fuel cell from a hydrocarbon fuel composition, by providing a hydrocarbon fuel composition, which is obtained by contacting a liquid hydrocarbon feed comprising an alkylating agent with an acidic cata...
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WO/2003/018182A2 |
Improved methods for conduction solid acid-catalyzed, near- or supercritical heterogeneous chemical reactions (e.g., alkylation reactions) are provided which give enhanced product yields and permit longer processing runs. The preferred r...
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WO2002026356B1 |
A process for the reduction of gaseous sulfur compounds in gaseous streams. The gaseous stream is contacted with a sorber, e.g., zinc oxide, which is capable of sorbing the sulfur compounds under sulfur sorbing conditions. The sorber is ...
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WO/2003/012276A2 |
Economical processes are disclosed for the production of fuels of reduced sulfur content from a feedstock, typically derived from natural petroleum, wherein the feedstock is comprised of limited amounts of sulfur-containing organic compo...
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