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WO/2007/013469A1 |
Disclosed is a method for producing an (alkylphenyl)alkylcyclohexane comprising a step wherein an alkylbenzene and an alkylcyclohexene or alkylcyclohexanol are condensed in the presence of an acid catalyst. Also disclosed is an (alkylphe...
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WO/2007/005374A2 |
The invention provides a method to avoid catalyst damage and achieve longer catalyst life by selecting appropriate materials for reactor spacers, liners, catalyst binders, and supports, in particular, by not using crystalline silica-cont...
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WO/2007/003890A2 |
The present invention relates to a process for the production of linear alpha-olefins In particular, the present invention relates to a process for the production of linear alpha- olefins (LAO 's) in which Fischer Tropsch (FT)-derived li...
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WO/2006/110252A2 |
Methods of extending the life of dehydrogenation catalyst are described herein. For example, one embodiment includes providing a catalytic dehydrogenation system, wherein the catalytic dehydrogenation system includes at least one reactio...
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WO/2006/098895A2 |
An adsorptive separation process for preparing the separate feed streams charged to naphtha reforming unit and a steam cracking unit has been developed. The feed stream to the overall unit is passed into the adsorptive separation unit (4...
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WO/2006/077368A1 |
The present invention provides a process for the production of olefins by autothermal cracking of a paraffinic hydrocarbon-containing feedstock in the presence of a molecular oxygen-containing gas, wherein said process comprises (a) prov...
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WO/2006/077370A1 |
The present invention provides a process for the production of olefins by autothermal cracking of a liquid paraffinic hydrocarbon-containing feedstock in the presence of a molecular oxygen-containing gas, wherein said process comprises (...
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WO/2006/070006A2 |
The present invention relates to a process for the preparation of lower olefins from a heavy synthetic oil fraction prepared in a Fischer Topsch process. The process according to the invention comprises mild thermal cracking of the heavy...
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WO2005123250B1 |
A catalyst and process is disclosed to selectively upgrade a paraffinic feedstock to obtain an isoparaffin-rich product for blending into gasoline. The catalyst comprises a support of a sulfated oxide or hydroxide of a Group IVB (IUPAC 4...
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WO/2006/048184A1 |
The invention relates to a method and device for producing at least one lower olefin from a first reaction mixture (11) containing oxygenates by reaction on a catalyst (20) to a second reaction mixture (21) containing olefins and paraffi...
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WO/2006/039354A2 |
The present invention addresses the processing of waste and low-value products to produce useful materials in reliable purities and compositions, at acceptable cost, and with high energy efficiency. In particular, the invention comprises...
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WO/2006/039355A2 |
The present invention addresses the processing of waste and low-value products that contain bone material to produce useful materials in reliable purities and compositions, at acceptable cost, and with high energy efficiency. In particul...
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WO/2006/011873A1 |
This invention provides a process for forming monomers from a dimer, wherein the dimer is dicyclopentadiene, di(methylcyclopentadiene), di(ethyleyclopentadiene), or a mixture of any two or more of these. The process comprises i) heating ...
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WO/2006/009099A1 |
A process for efficiently and stably producing ethylene and propylene which comprises bringing a hydrocarbon feedstock comprising at least one C4-12 olefin into contact with a zeolite-containing catalyst to obtain a reaction mixture cont...
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WO/2005/113439A1 |
A family of microporous aluminosilicate zeolites and substituted versions thereof which are identified as UZM-8 and UZM-8HS have been prepared. These UZM-8 compositions can be prepared using either only one or more organoammonium cations...
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WO/2005/113438A1 |
An aluminosilicate zeolite and substituted version designated UZM-16 have been synthesized. These zeolites are prepared using benzyltrimethyl-ammonium (BzTMA) cation or a combination of BzTMA and at least one other quaternary ammonium ca...
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WO/2005/113437A1 |
A family of crystalline aluminosilicate zeolites designated UZM-5HS and derived from UZM-5 have been synthesized. The aluminum content of the UZM-5HS is lower than that of the starting UZM-5 thus changing its ion exchange capacity and ac...
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WO/2005/111175A1 |
A process for thermal cracking of hydrocarbons in a pyrolysis furnace is disclosed. The improvement comprises inhibiting coke formation on the surface and/or coils of said pyrolysis furnace by adding to the hydrocarbon feed stock, from 1...
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WO/2005/105710A1 |
A method for producing a lower olefin, wherein a hydrocarbon material having two or more carbon atoms is subjected to a catalytic cracking in a fixed bed reactor packed with a catalyst, characterized in that crystalline aluminosilicate z...
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WO/2005/102917A1 |
A process is disclosed for producing thermodynamically unstable products by a stabilised autothermal oxidation reaction of molecular compounds which contain hydrogen and at least one atom other than hydrogen in a porous medium.
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WO/2005/097714A1 |
A catalyst, and a process for using the catalyst, that effectively converts and transalkylates indane and C10 and heavier polycyclic aromatics into C8 aromatics is herein disclosed. The catalyst comprises a solid-acid support such as mor...
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WO/2005/095548A1 |
A process for cracking heavy hydrocarbon comprising heating the heavy hydrocarbon feedstock, mixing the heavy hydrocarbon feedstock with a fluid and/or a primary dilution steam stream to form a mixture, flashing the mixture to form a vap...
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WO/2005/092822A1 |
A process for controlling the hydrogenation activity of a catalyst comprised of a crystalline molecular sieve and at least one hydrogenation metal selected from the group consisting of a Group VIIB metal, a Group VIII metal, and mixtures...
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WO/2005/085391A1 |
A process of production of lower olefins and aromatics involves contacting the feeds with a catalytic pyrolyzing catalyst. There are at least two reaction zones, the temperature of at least one reaction zone in the downstream of the firs...
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WO/2005/080532A1 |
The invention relates to a process for the production of linear alkanes, containing less than 6'carbon atoms, from a mix comprising one or more hydrocarbons containing at least 6 carbon. atoms. The process uses a catalytic composit...
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WO/2005/080302A1 |
The invention relates to the production of olefins or olefin mixtures comprising 8 to 12 carbon atoms by means of a four-stage synthesis from one or several olefins containing 4 to 6 carbon atoms. Said four-stage synthesis encompasses th...
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WO/2005/071045A1 |
Process for the catalytic hydrodealkylation alone of hydrocarbons, comprising C8-C13 alkylaromatic compounds, optionally mixed with C4-C9 aliphatic and cycloaliphatic products, which comprises treating said hydrocarbon compositio...
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WO/2005/061673A1 |
The present invention relates to a fluidised bed process for cracking of polymer to provide a gaseous stream comprising hydrocarbons with significantly lower molecular weight than the polymer being converted thereto, said fluidised bed p...
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WO/2005/061092A1 |
The invention relates to a reactor comprising two reaction zones and processes for the production of alkenes from alkanes. A first reaction zone includes a combustion catalyst, and a second reaction zone comprises a heating zone in therm...
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WO/2005/044789A1 |
The present invention is drawn to the manufacture of higher hydrocarbons from methane via mathanesulfonic acid, sulfene, and other pathways.
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WO/2005/035689A2 |
A process for converting natural gas to liquid hydrocarbons comprising heating the gas through a selected range of temperature for sufficient time and/or combustion of the gas at a sufficient temperature and under suitable conditions for...
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WO/2005/035468A1 |
The present invention relates to a method for preparing a styrenic olefin. The method of the present invention comprises the steps of: adding a catalyst and a solvent in a reactor and heating the reactor to create a reflux state; adding ...
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WO/2005/028594A1 |
The invention relates to a method for producing propylene from especially a light fraction created by steam explosion and/or catalytic cracking, preferably comprising butenes and pentenes, said method including a catalytic cracking stage...
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WO/2005/016856A1 |
A process for converting a hydrocarbon feedstock to provide an effluent containing light olefins, the process comprising passing a hydrocarbon feedstock comprising a mixture of a first portion, containing one or more olfeins of C4 or gre...
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WO/2005/005351A2 |
A hydrocracking process comprises the steps of reacting a diphenyl alkane having a formulation of RIR2C(Ph)-(C)n(H)m-C(Ph)R3R4 with hydrogen using a catalyst comprising a metal selected from the group consisting of Group IB and Group VII...
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WO/2005/002725A1 |
Amorphous porous solid of an acidic nature, with a controlled pore size, essentially consisting of a mixed oxide of silicon, aluminum and phosphorous, having a surface area of at least 200 m2/g, which can be used as a catalyst or active ...
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WO/2004/106463A1 |
The present invention relates to a process for the production of an olefin, said process comprising passing a mixture of a hydrocarbon and an oxygen-containing gas through a catalyst zone which is capable of supporting combustion beyond ...
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WO/2004/096439A1 |
The present invention comprises a process for producing propylene comprising the steps of contacting an olefin feed containing between 40 and 80 wt-% olefins and between 20 and 60 wt-% olefins and aromatics with a spherical catalyst to f...
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WO/2004/094348A1 |
A method for thermally cracking Diels-Alder adducts and for altering organic streams containing Diels-Alder adducts using controlled cavitation conditions.
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WO/2004/087626A1 |
The present invention provides a process for the production of olefins which process comprises co-feeding at least one unsaturated hydrocarbon with a paraffinic hydrocarbon-containing feedstock and a molecular oxygen-containing gas to an...
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WO/2004/078883A1 |
The present invention relates to a process for selectively producing C3 olefins from a catalytically cracked or thermally cracked naphtha stream by fractionating the naphtha feed to obtain a C6 fraction and feeding the C6 fraction either...
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WO/2004/078882A1 |
The present invention relates to a process for selectively producing C3 olefins from a catalytically cracked or thermally cracked naphtha stream by injecting a C6 rich fraction separated from the naphtha-boiling-range feedstream and/or t...
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WO/2004/078881A1 |
The present invention relates to a process for selectively producing C3 olefins from a catalytically cracked or thermally cracked naphtha stream. The process is practiced by recycling a C6 rich fraction of the catalytic naphtha product t...
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WO/2004/076064A1 |
The present invention relates to a catalytic composition comprising at least one lanthanide, at least one metal be longing to group VIII B and a zeolite selected from zeolite Y and zeolite Y modified by the partial or total substitut...
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WO/2004/072002A1 |
A method for producing a lower olefin product containing ethylene and propylene as main components in which a hydrocarbon raw material containing olefins is subjected to a catalytic cracking by the use of a zeolite catalyst to produce an...
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WO/2004/069961A2 |
The present invention relates to an olefinic naphtha and a process for producing lower olefinc from this naphtha. In the process of the present invention for producing lower olefins, preferably ethylene, at least a portion of a hydrocarb...
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WO/2004/067681A2 |
The present invention discloses a process for cracking a hydrocarbon feedstock into olefinic hydrocarbon products in a furnace at a temperature of above about 1300°F in a reactor furnace tube comprising a plurality of reaction lines con...
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WO/2004/052535A1 |
A calcined dehydrogenation catalyst composition having iron and potassium supported on alumina and metal ions selected from e.g. indium, calcium, samarium, cerium, sodium, molybdenum and tungsten, zinc, manganese, copper and lanthanum. A...
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WO/2004/048299A2 |
The present invention relates to a process for the production of light weight olefins comprising olefins having from 2 to 3 carbon atoms per molecule from an oxygenate feedstock. The process comprises passing the oxygenate feedstock to a...
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WO/2004/046102A2 |
Novel catalysts comprised of graphitic nanostructures. The graphitic nanostructure catalysts are suitable for catalyzing reactions such as oxidation, hydrogenation, oxidative-hydrogenation, and dehydrogenation.
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