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WO/2005/113437 |
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/2005/113440 |
An aluminosilicate zeolite and substituted versions designated UZM-15 have been synthesized. These zeolites are prepared using an organo-ammonium cation as a template in which at least one organic group has at least 2 carbon atoms. An ex...
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WO/2005/113145 |
The invention relates to a molecular sieve catalyst composition, to a method of making or forming the molecular sieve catalyst composition, and to a conversion process using the catalyst composition. In particular, the invention is direc...
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WO/2005/105956 |
This invention provides an integrated system and process for forming light olefins and polymers from oxygenates, and optionally from natural gas. The integrated system includes an air separation unit, which separates air components into ...
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WO/2005/105955 |
The economics of a catalytic process using a fluidized conversion zone and a relatively expensive catalyst for converting an oxygenate to light olefins are substantially improved by recovering and recycling effluent contaminating catalys...
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WO/2005/103204 |
A silicoaluminophosphate molecular sieve is disclosed that comprises first and second intergrown phases of a CHA framework type and an AEI framework type, wherein said first intergrown phase has an AEUCHA ratio of from 5/95 to 40/60 as d...
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WO/2005/103204 |
A silicoaluminophosphate molecular sieve is disclosed that comprises first and second intergrown phases of a CHA framework type and an AEI framework type, wherein said first intergrown phase has an AEUCHA ratio of from 5/95 to 40/60 as d...
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WO/2005/100289 |
A process to optimize a slurry Fischer-Tropsch catalyst life and to further optimize removal of debris from a slurry Fischer-Tropsch process is provided. The process passes a part of a Fischer-Tropsch Reactor slurry inventory to another ...
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WO/2005/100511 |
A technique for recovering heat from a high temperature effluent stream from catalyst regeneration or the like, comprising processes and means for: (a) passing the effluent stream in heat exchange relationship in a steam generator with b...
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WO/2005/097491 |
An apparatus and method for generating hydrogen by hydrolytic reaction and supplying the hydrogen to a user device, such as a fuel cell. Water is selectively supplied to a reactor vessel containing supply of an aluminum composite reactiv...
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WO/2005/095315 |
Increasing the propylene content of the propylene feed delivered to a continuous hydroformylation process from the 95 mole % maximum level that is usual in typical chemical grade propylene to at least 97 mole %, for example to the 97.5% ...
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WO/2005/095315 |
Increasing the propylene content of the propylene feed delivered to a continuous hydroformylation process from the 95 mole % maximum level that is usual in typical chemical grade propylene to at least 97 mole %, for example to the 97.5% ...
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WO/2005/095547 |
Propylene streams obtained by the conversion of oxygenates to olefins are used as feeds for hydroformylation. The streams may contain measurable amounts of dimethyl ether without adversely impacting the hydroformylation.
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WO/2005/093010 |
The invention provides for directing an oxygenate-contaminated propylene-containing stream derived from an oxygenate to olefin reaction system to a derivative non-polymerization reactor for conversion of the propylene to one or more deri...
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WO/2005/093010 |
The invention provides for directing an oxygenate-contaminated propylene-containing stream derived from an oxygenate to olefin reaction system to a derivative non-polymerization reactor for conversion of the propylene to one or more deri...
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WO/2005/078064 |
A method for maintaining the activity of silicoaluminophosphate (SAPO) molecular sieve catalyst particles during oxygenate to olefin conversion reactions. After regeneration of SAPO catalyst particles, the regenerated particles are mixed...
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WO/2005/066312 |
A method for maximizing the contact between solid catalyst particles and a feedstock while minimizing undesirable side reactions is provided. A plurality of feedstock jets are contacted with solid catalyst particles in a reactor having a...
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WO/2005/063623 |
A crystalline material substantially free of framework phosphorus and comprising a CHA framework type molecular sieve with stacking faults or at least one intergrown phase of a CHA framework type molecular sieve and an AEI framework type...
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WO/2005/063624 |
A crystalline material is described that has an AEI framework type, wherein the material, in its calcined, anhydrous form, has a composition involving the molar relationship: (n)X2O3:YO2, wherein X is a trivalent element, Y is a tetraval...
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WO/2005/056476 |
This invention concerns processes for converting oxygenates to olefins that include a step of pretreating catalyst used in the conversion reaction. A fresh or regenerated metalloaluminophosphate molecular sieve, which is low in carbon co...
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WO/2005/046867 |
Metalloaluminophosphate molecular sieves and metalloaluminophosphate molecular sieve catalyst particles are protecting from degradation by water by maintaining said molecular sieves or catalysts in contact with a liquid mixture of alcoho...
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WO/2005/044789 |
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/2005/044760 |
A zeolite catalyst of MFI structure containing an alkaline earth metal for use in the synthesis of a lower hydrocarbon from dimethyl ether and/or methanol, which zeolite catalyst exhibits an Si/Al atomic ratio of 30 to 400 and an alkalin...
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WO/2005/039761 |
This invention provides methods of making molecular sieve catalyst particles, molecular sieve slurries that can be used in such methods, molecular sieve catalyst compositions and their use in catalytic hydrocarbon conversion processes. I...
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WO/2005/035120 |
The invention relates to a molecular sieve catalyst composition, to a method of making or forming the molecular sieve catalyst composition, and to a conversion process using the catalyst composition. In particular, the invention is direc...
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WO/2005/025744 |
The present invention provides various processes for selectively removing undesirably sized catalyst particles from a catalyst syntheses system. In one embodiment, a slurry is formed containing a molecular sieve, a matrix material, a slu...
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WO/2005/025743 |
The invention provides low metal content molecular sieve catalyst compositions, processes for making such catalysts, and processes for using such catalysts in the conversion of an oxygenate into one or more light olefins. Preferably, the...
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WO/2005/026294 |
The present invention provides various processes for selectively removing undesirably sized catalyst particles from a reaction system. In one embodiment, a plurality of catalyst particles, having a first median particle diameter, is with...
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WO/2005/023425 |
The present invention is directed to a swaged catalyst regenerator and processes for using the catalyst regenerator. In one embodiment, the swaged catalyst regenerator includes a regeneration zone having a first major diameter and into w...
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WO/2005/023733 |
The present invention relates to a process for the production of branched chain hydrocarbons from methanol and/or dimethyl ether, which process comprises contacting, in a reactor, methanol and/or dimethyl ether with a catalyst comprising...
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WO/2005/019388 |
The invention is directed to methods of starting up reaction systems. The reaction systems are those that use catalysts that comprise molecular sieves, particularly metalloaluminophosphate molecular sieves, especially metalloaluminophosp...
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WO/2005/019389 |
The invention is directed to methods of shutting down reaction systems. The reaction systems are those that use catalysts that comprise molecular sieves, particularly metalloaluminophosphate molecular sieves, especially metalloaluminopho...
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WO/2005/016521 |
The invention relates to a catalyst composition, a method of making the same and its use in the conversion of a feedstock, preferably an oxygenated feedstock, into one or more olefin(s), preferably ethylene and/or propylene. The catalyst...
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WO/2005/016520 |
The invention is directed to a method of synthesising aluminophosphate and silicoaluminophosphate molecular sieves and in particular to the synthesis of aluminophosphate and silicoaluminophosphate molecular sieves using synthesis templat...
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WO/2005/017071 |
The present invention provides new highly-efficient separation processes and systems for separating polymerization-grade ethylene and propylene from an initial effluent stream comprising ethane, ethylene, propylene, dimethyl ether, and o...
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WO/2005/017072 |
A process is provided for converting oxygenate to olefins from a fluidized bed reactor which comprises removal of catalyst fines from a quenched vaporous effluent by contacting with a liquid low in catalyst fines content, e.g., oxygenate...
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WO/2005/017073 |
This invention provides processes for maintaining a desired particle size distribution in an oxygenate to olefin reaction system. In one embodiment, the invention comprises replacing lost catalyst fines with less active co-catalyst parti...
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WO/2005/005349 |
The present invention is a process for producing olefin(s) from oxygenate(s). The process removes oxygenate(s) including carbon dioxide in the bottoms of the quench stream and recycles the oxygenate(s) back to the reactor. Carbon dioxide...
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WO/2005/005347 |
The present invention is a process for removal of carbon dioxide from a reactor effluent stream comprising water, carbon dioxide and olefin(s), where a portion of the carbon dioxide is removed in a quenching step with a quench medium and...
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WO/2005/005348 |
The present invention is directed toward reducing corrosion in a methanol-to-olefin (MTO) effluent processing system, and particularly in the condensate removal system thereof, by injecting a neutralization agent into one or more target ...
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WO/2005/000468 |
The invention is directed to methods for protecting metalloaluminophosphate molecular sieves, particularly silicoaluminophosphate (SAPO) molecular sieves, from loss of catalytic activity due to contact with a gas containing water. The ...
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WO/2005/000997 |
This invention is to a process for removing dimethyl ether from an olefin stream. The process includes contacting the olefin stream with a molecular sieve that has improved capacity to adsorb the dimethyl ether from the olefin stream. Th...
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WO/2004/096709 |
Disclosed are methods and compositions of synthesis mixtures for the synthesis of aluminophosphates and silicoaluminophosphate molecular sieves, which enable the control and adjustment of the crystal particle size of aluminophosphates an...
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WO/2004/076063 |
A catalyst for the production of a liquefied petroleum gas which comprises a methanol synthesis catalyst ingredient and a zeolite catalyst ingredient. Carbon monoxide is reacted with hydrogen in the presence of the catalyst to produce a ...
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WO/2004/067487 |
The invention relates to a method for the production of long-chain, branched-chain and/or cyclic hydrocarbons. A low molecular weight alkyl halide and a fused salt are firstly prepared. The fused salt contains an electrophilic compound a...
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WO/2004/060559 |
The invention relates to a molecular sieve catalyst composition, to a method of making or forming the molecular sieve catalyst composition, and to a conversion process using the catalyst composition. In particular, the invention is direc...
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WO/2004/058388 |
Disclosed is an apparatus and process for controlling residence time in a reaction zone by adjusting the effect of reactor volume by varying the elevation of feed introduction or the space velocity in a fluidized catalytic conversion rea...
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WO/2004/054714 |
The invention is directed to a method for modifying a microporous metalloaluminophosphate molecular sieve, the method comprising the steps of a) introducing a compound containing at least one M-X group within the cages of said microporou...
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WO/2004/041713 |
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/2004/039918 |
Disclosed is a method of producing hydrocarbons from oxygenated hydrocarbon reactants, such as glycerol, glucose, or sorbitol. The method can take place in the vapor phase or in the condensed liquid phase (preferably in the condensed liq...
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