Matches 1 - 39 out of 39

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US20150152024 METHOD FOR CONVERTING OLEFIN OR ALCOHOL AND METHOD FOR PRODUCING PROPYLENE OR AROMATIC COMPOUND  
A method for converting an olefin or an alcohol has a pretreatment step of obtaining a conductive catalyst by a pretreatment for suppressing electrostatic charging of a non-conductive catalyst and...
US20110092757 ZEOLITE-CONTAINING CATALYST AND METHOD FOR PRODUCING THE SAME, AND METHOD FOR PRODUCING PROPYLENE  
The present invention provides a zeolite-containing catalyst having excellent shape, fluidity and mechanical strength as a catalyst for a fluidized bed reaction. The present invention provides a...
US20130331630 METHODS FOR SUPPRESSING DEHYDROGENATION  
A method for suppressing dehydrogenation includes reacting an optionally functionalized olefin reactant in a metathesis reaction to form an olefin metathesis product; and providing a...
US20120203048 METHOD FOR MANUFACTURING CATALYST  
A method for manufacturing a catalyst, which comprises regenerating a catalyst comprising a zeolite as an active ingredient and having an ethylene conversion lowered through reaction of producing...
US20130274533 PROCESS TO REMOVE DISSOLVED AlCl3 FROM IONIC LIQUID  
Disclosed herein are processes in which precipitation permits removal of metal halides (e.g. AlCl3) from ionic liquids. After precipitation, the precipitated metal halides can be physically...
US20150087866 PROCESS FOR THE PRODUCTION OF OLEFINS AND USE THEREOF  
The present invention relates to the process of production of olefins by means of the dehydration of light alcohols using ionic liquids as an acidic medium. Furthermore, the present invention...
US20120004490 METHOD FOR PRODUCING PROPYLENE  
The present invention provides in a method for producing propylene from a hydrocarbon raw material containing ethylene in an amount exceeding 50% by mass under the co-existence of water, a method...
US20130150643 MIXED-PHASE OPERATION OF BUTENES METATHESIS PROCESS FOR MAXIMIZING PROPYLENE PRODUCTION  
Methods for olefin metathesis including contacting a olefin feed stream with a metathesis catalyst at a temperature and at a pressure sufficient to maintain the reactor olefin compositions in a...
US20130066130 IONIC LIQUID CATALYZED ALKYLATION PROCESSES & SYSTEMS  
Ionic liquid alkylation processes may comprise contacting at least one hydrocarbon stream with an ionic liquid catalyst in an ionic liquid alkylation zone under ionic liquid alkylation conditions,...
US20130035532 SYNTHESIS OF TERMINAL ALKENES FROM INTERNAL ALKENES VIA OLEFIN METATHESIS  
This disclosure relates generally to olefin metathesis, and more particularly relates to the synthesis of terminal alkenes from internal alkenes using a cross-metathesis reaction catalyzed by an...
US20150158791 Production of C2+ Olefins  
This disclosure relates to the production of C2+ olefins from feeds containing methane and at least one co-reactant, to equipment and materials useful in such processes, and to the use of such...
US20100191030 METHOD FOR REACTIVATING METATHESIS CATALYSTS, AND OLEFIN PRODUCTION PROCESS INCLUDING REACTIVATING STEP  
A metathesis catalyst which is a combination including a catalyst 1 comprising a compound that contains at least one metal element selected from tungsten, molybdenum and rhenium and a catalyst 2...
US20090124835 PROCESSES FOR PRODUCTION OF ISOBUTENE AND TERTIARY BUTANOL  
An object of the present invention is to provide, for the production of isobutene, a high-yielding, highly-selective, and long-term stable production process of isobutene from TBA. With respect to...
US20060047176 Butane removal in C4 upgrading processes  
Disclosed herein is a process for producing a selected butene, comprising obtaining a C4 feed stream comprising C4 paraffins and C4 olefins, splitting the C4 feed stream to form a first stream...
US20140357922 OLEFIN METATHESIS PROCESS USING A CATALYST CONTAINING TUNGSTEN FLUORINE BONDS  
A process for the metathesis of olefins has been developed. The process comprises contacting a hydrocarbon feedstock with a catalyst at metathesis conditions. The catalyst comprises a tungsten...
US20110077421 HIGHLY Z-SELECTIVE OLEFINS METATHESIS  
The present invention relates generally to catalysts and processes for the Z-selective formation of internal olefin(s) from terminal olefin(s) via homo-metathesis reactions.
US20090227824 PROCESS FOR THE ALKYLATION OF A CYCLOALKENE  
Process for the alkylation of a cycloalkene, which process comprises alkylating a cycloalkene with an oxygenate under alkylating conditions in the presence of a zeolite; to yield an alkylated...
US20080200745 Method For Producing Propene From 2-Butene And Isobutene-Rich Feeding Flows  
Process for preparing a stream consisting essentially of ethene (stream C2=),a stream consisting essentially of propene (stream C3=),a stream consisting essentially of isobutene and possibly other...
US20070185343 Metal complexes for use in olefin metathesis and atom group transfer reactions  
Improved catalysts useful in a number of organic synthesis reactions such as olefin metathesis and atom or group transfer reactions are made by bringing into contact a multi-coordinated metal...
US20130261312 SUPPORTED OLEFIN METATHESIS CATALYSTS  
Supported olefin metathesis catalysts are disclosed, and more particularly, a supported catalyst complex comprising a catalyst composed of a Group 8 transition metal complex comprising a labile...
US20120165590 PROCESS FOR PREPARING AN ALKYLATE  
The present invention provides process for preparing an alkylate comprising contacting in a reaction zone a hydro-carbon mixture comprising at least an isoparaffin and an olefin with an acidic...
US20100113832 PALLADIUM CATALYSTS  
The invention relates to a particulate substance comprising a particulate porous support coupled to a palladium species. The palladium species may comprise palladium nanoclusters. The particulate...
US20110112349 Metathesis Catalyst and Process for Use Thereof  
This invention relates to a catalyst compound for the metathesis of olefins represented by the formula: wherein M is a Group 8 metal; X and X1 are anionic ligands; L is a neutral two electron...
US20120232321 METHOD FOR SYNTHESIS OF 1-DECENE OLIGOMER  
A method for synthesis of 1-decene oligomer is provided, wherein 1-decene is polymerized at 80-120° C., 0.8-1.4 MPa in the presence of aluminum trichloride catalyst supported on gamma-alumina and...
US20060116542 Metathesis catalyst and process  
An olefin metathesis process and a catalyst composition suitable for such process comprising (a) rhenium, (b) one or more metal(s) from Columns 5 and 6 of the Periodic Table, and (c) a support...
US20080021253 Method and Catalyst for the Transalkylation/Dealkylation of Organic Compounds  
The invention relates to a catalytic method for the transalkylation/dealkylation of organic compounds, consisting in bringing a supply comprising organic compounds into contact with a catalyst...
US20070225536 OLEFIN CONVERSION PROCESS AND OLEFIN RECOVERY PROCESS  
The present invention provides a process for converting olefins from a mixture of olefins and non-olefinic organic compounds of comparable boiling point to olefin products with a larger difference...
US20050124839 Catalyst and process for the metathesis of ethylene and butene to produce propylene  
A process for producing propylene from a C4 feed containing 2-butene includes contacting said feed with ethylene in a metathesis reaction zone containing a metathesis catalyst under metathesis...
US20060293548 Metathesis catalyst and process  
The invention provides a method of preparing a metathesis catalyst, the method including the steps of mixing a transition metal oxide containing aqueous solution having a pH of 9 or higher with a...
US20090005625 SYSTEM AND PROCESS FOR ALKYLATION  
A method for alkylating a hydrocarbon comprising at least one isoparaffin and at least one olefin by introducing liquid acid catalyst and the hydrocarbon into a high shear reactor, forming an...
US20100145126 Process of Producing Olefins  
A process of producing olefins by a metathesis reaction in a practical low temperature range by improving the reactivity of the catalyst is provided. The process of producing olefins according to...
US20140094634 DEVICE FOR DISTRIBUTING FEED AND RECOVERING EFFLUENS IN A RADIAL BED CATALYTIC REACTOR  
The invention describes a radial bed catalytic conversion unit having an outer cylindrical chamber (1), an inner chamber (2) which is also cylindrical, the annular zone included between the outer...
US20100168490 METHOD FOR PREPARATION OF AN ALUMINOSILICATE WITH FERRIERITE STRUCTURE FROM GELS CONTAINING TETRAMETHYLAMMONIUM AND BENZYLMETHYLPYRROLIDINE, AND USES THEREOF  
The present disclosure comprises a new method for hydrothermal synthesis of ferrierite zeolite, using tetramethylammonium and benzylmethylpyrrodlidine as directional structure agents, and does not...
US20110282068 ALKYLIDENE COMPLEXES OF RUTHENIUM CONTAINING N-HETEROCYCLIC CARBENE LIGANDS; USE AS HIGHLY ACTIVE, SELECTIVE CATALYSTS FOR OLEFIN METATHESIS  
The invention relates to a complex of ruthenium of the structural formula I, where X1 and X2 are identical or different and are each an anionic ligand, R1 and R2 are identical or different and can...
US20100063339 PROCESS FOR PRODUCING OLEFINS  
In a process for producing olefins by a metathesis reaction comprising feeding an olefin gas to pass the olefin through a catalyst bed in the presence of hydrogen gas to convert the olefin into...
US20170173549 REDUCED-CAPACITY MOVING-BED REACTOR WITH RADIAL FLOW OF THE FEEDSTOCK  
This invention describes a moving-bed catalyst reactor having radial flow of the feedstock called moving-bed radial reactor, consisting of 3 zones called upper hemispheric body (III), lateral zone...
US20160256812 COLLECTOR ASSEMBLY FOR A GASEOUS FLUID FOR A RADIAL REACTOR  
The invention concerns a collector assembly (8) for a gaseous fluid suitable for being disposed in a reaction section with a moving bed of catalyst of a radial reactor. The collector assembly...
US20160136605 COLLECTOR PIPE FOR A RADIAL-BED REACTOR  
This invention relates to a collector pipe (8) that is permeable to a gaseous fluid and able to retain particles having a dimension that is greater than a minimum dimension, in which the...
US20160136602 COLLECTOR PIPE FOR A RADIAL REACTOR COMPRISING SOLID FILLETS  
This invention relates to a collector pipe (8) that is permeable to a gaseous fluid and impermeable to catalyst particles, with an approximately cylindrical shape extending along an approximately...
Matches 1 - 39 out of 39