Class / Patent application number | Description | Number of patent applications / Date published |
585734000 | By isomerization | 39 |
20080275286 | Freeze Dry Process for the Preparation of a High Surface Area and High Pore Volume Catalyst - The present invention provides a process for the preparation of a catalyst having a high surface area and pore volume. The process includes freeze drying an intermediary of the catalyst. The present invention further includes a catalyst prepared by a process that includes the freeze drying step. The present invention also includes a catalyst having a high acidity, as indicated by having an ammonium desorption peak at greater than about 500° C. The prevent invention further includes a method of manufacturing isomerized organic compounds using the catalyst. | 11-06-2008 |
20090012342 | Process to prepare a haze free base oil - Process for reducing the cloud point of a base oil having a kinematic viscosity at 100° C. of greater than 10 cSt by separating the molecules inferring the high cloud point from the base oil by means of a membrane separation wherein the feed is separated into a a permeate as the base oil having the reduced cloud point and a retentate. | 01-08-2009 |
20100210888 | ISOMERIZATION OF WET HEXANES - A method to isomerize one or more wet hexanes in the presence of a catalyst comprising tungsten, zirconium and a Group VIII metal is provided. | 08-19-2010 |
20140257007 | CHEMICAL REACTION PROCESS AT CONSTANT HYDROGEN HALIDE PARTIAL PRESSURE - The present invention relates to a chemical reaction process, preferably an isomerization process, of at least one hydrocarbon in the presence of an ionic liquid and a hydrogen halide (HX). The chemical reaction is carried out in an apparatus (V | 09-11-2014 |
585735000 | Using temperature gradient or material concentration gradient or introduction of same material at more than two serially spaced points of reaction zone system | 2 |
20080287723 | Isomerization of Benzene-Containing Feedstocks - The benzene content in a gasoline pool is reduced by a process that hydrogenates a benzene-containing isomerization zone feedstream. The additional cyclic hydrocarbons produced by the saturation of benzene can be processed in the isomerization zone for ring opening to increase the available paraffinic feedstock or the isomerization zone can be operated to pass the cyclic hydrocarbons through to a product recovery section. The isomerization zone feedstream is treated to remove contaminants and dried before entering the hydrogenation zone. | 11-20-2008 |
20080287724 | Isomerization of Benzene-Containing Feedstocks - The benzene content in a gasoline pool is reduced by a process that hydrogenates a benzene-containing isomerization zone feedstream. The additional cyclic hydrocarbons produced by the saturation of benzene can be processed in the isomerization zone for ring opening to increase the available paraffinic feedstock or the isomerization zone can be operated to pass the cyclic hydrocarbons through to a product recovery section. The isomerization zone feedstream is treated to remove contaminants and dried before entering the hydrogenation zone. | 11-20-2008 |
585737000 | With preliminary treatment of paraffin feed | 4 |
20100145128 | C7 ISOMERISATION WITH REACTIVE DISTILLATION - Process for isomerising a hydrocarbon feed containing at least C | 06-10-2010 |
20150315100 | PROCESS FOR INCREASING THE YIELD OF AN ISOMERIZATION ZONE - A process for increasing a yield of an isomerization zone by removing at least a portion of the C | 11-05-2015 |
20150315101 | PROCESS FOR INCREASING THE YIELD OF AN ISOMERIZATION ZONE - A process for increasing a yield of an isomerization zone by removing at least a portion of the C | 11-05-2015 |
20160060191 | PROCESS FOR THE RECOVERY OF PARAFFINS FROM AN ISOMERIZATION EFFLUENT - A process for the recovery of C | 03-03-2016 |
585738000 | With specified isomerizate purification or separation procedure | 8 |
20090069617 | Processes for the Isomerization of Normal Butane to Isobutane - In a normal butane isomerization process where the isomerization effluent ( | 03-12-2009 |
20090247805 | Method For Producing A High-Octane Gasoline From A C5/C6 Fraction By Means Of A Membrane Separation Unit - The invention relates to a method for isomerising typically paraffinic hydrocarbon fractions having 5-7 carbon atoms consisting in using a membrane separation unit which is supplied by an overhead flux from a deisohexaniser which makes it possible to maximise the isopentane quantity in isomerate. Said invention makes it possible to definitely improve the isomerate RON and MON indices by the inventive method. | 10-01-2009 |
20120184793 | PROCESS FOR ISOMERIZING A FEED STREAM INCLUDING ONE OR MORE C4-C6 HYDROCARBONS - One exemplary embodiment can be a process for isomerizing a feed stream including one or more C4-C6 hydrocarbons. The process may include contacting the feed stream in an isomerization reaction zone with an isomerization catalyst at isomerization conditions to produce an isomerization zone effluent; passing at least a portion of the isomerization zone effluent to a stabilizer zone and recovering a stabilizer overhead stream, a bottom stream, and a stripper feed stream; passing the stripper feed stream to a stripping zone and separating the stripper feed stream into a stripper overhead stream and a stripper bottom stream; and recycling at least a portion of the stripper bottom stream to a deisopentanizer zone and passing a stream from the deisopentanizer zone to the isomerization reaction zone. Usually, the stabilizer overhead stream includes one or more C5 | 07-19-2012 |
20120184794 | PROCESS FOR ISOMERIZING A FEED STREAM INCLUDING ONE OR MORE C4-C6 HYDROCARBONS - One exemplary embodiment can be a process for isomerizing a feed stream including one or more C4-C6 hydrocarbons. Generally, the process includes contacting the feed stream in an isomerization reaction zone with an isomerization catalyst at isomerization conditions to produce an isomerization zone effluent; passing at least a portion of the isomerization zone effluent to a stabilizer zone and recovering a stabilizer overhead stream, a bottom stream, and a side-stream; passing at least a portion of the side-stream to a stripper zone; and sending a stripper bottom stream to a C5 splitter zone and passing a stream from the C5 splitter zone to the isomerization reaction zone. Generally, the stabilizer overhead stream can include one or more C5 | 07-19-2012 |
20130261366 | METHODS AND APPARATUSES FOR ISOMERIZATION OF PARAFFINS - Embodiments of methods and apparatuses for isomerization of paraffins are provided. In one example, a method comprises the steps of separating an isomerization effluent into a product stream that comprises branched paraffins and a stabilizer vapor stream that comprises HCl, H | 10-03-2013 |
20140179974 | PROCESS FOR ISOMERIZING A FEED STREAM INCLUDING ONE OR MORE C4-C6 HYDROCARBONS - One exemplary embodiment can be a process for isomerizing a feed stream including one or more C4-C6 hydrocarbons. The process may include contacting the feed stream in an isomerization reaction zone with an isomerization catalyst at isomerization conditions to produce an isomerization zone effluent; passing at least a portion of the isomerization zone effluent to a stabilizer zone and recovering a stabilizer overhead stream, a bottom stream, and a stripper feed stream; passing the stripper feed stream to a stripping zone and separating the stripper feed stream into a stripper overhead stream and a stripper bottom stream; and recycling at least a portion of the stripper bottom stream to a deisopentanizer zone and passing a stream from the deisopentanizer zone to the isomerization reaction zone. Usually, the stabilizer overhead stream includes one or more C5 | 06-26-2014 |
20150051432 | METHOD FOR PRODUCING HYDROISOMERIZATION CATALYST AND METHOD FOR PRODUCING LUBRICANT BASE OIL - A method for producing a hydroisomerization catalyst according to the present invention includes: a first step of preparing a catalyst to be treated, which contains a support having a one-dimensional porous structure including a 10-membered ring and at least one metal selected from the group consisting of: group 8 to 10 metals of the periodic table, Mo, and W supported on the hydroisomerization catalyst; and a second step of producing a hydroisomerization catalyst having a carbon content of 0.4 to 2.5% by mass by subjecting the catalyst to be treated to a coking treatment by means of a carbon-containing compound. | 02-19-2015 |
20190144360 | PROCESSES AND APPARATUS FOR ISOMERIZING HYDROCARBONS | 05-16-2019 |
585739000 | Using aluminosilicate catalyst | 14 |
20090043145 | Euo-structural-type zeolite containing the alkyl quinuclidinium structuring agent, process for preparation and use as catalyst - An EUO-structural-type zeolite that comprises at least one element X that is selected from among silicon and germanium and at least one element T that is selected from among aluminum, iron, gallium, vanadium, zirconium, molybdenum, arsenic, antimony, chromium and manganese is described. It contains at least one alkyl quinuclidinium cation in its intracrystalline pores and has an N/X atomic ratio of more than 0.065, whereby N represents the nitrogen element. This invention also relates to a process for preparation of said zeolite and the use of the latter as an acidic solid in a process for conversion of hydrocarbon feedstocks. | 02-12-2009 |
20090292154 | Modified Zeolite Catalyst Useful for the Conversion of Paraffins, Olefins and Aromatics in a Mixed Feedstock into Isoparaffins and a Process Thereof - The invention relates to a modified zeolite catalyst, useful for the conversion of paraffins, olefins and aromatics in a mixed feedstock such as FCC gasoline that contain high content of olefin, aromatic and n-paraffin into isoparaffins. The invention further relates to the use of such a catalyst, for example but not limited to, in a process for the conversion of paraffins, olefins and aromatics in a mixed feedstock into the product having high amount of branched paraffins with decreased aromatics and olefins, a useful gasoline blend, with negligible production of lighter gases. | 11-26-2009 |
20100317910 | SAPO MOLECULAR SIEVE CATALYSTS AND THEIR PREPARATION AND USES - Novel silicoaluminophosphate molecular sieve compositions comprising SAPO-11 and SAPO-41 with at least about 5 wt % of in situ-produced amorphous portion. Such compositions can be uncalcined or calcined and novel processes for their preparation are described. These compositions, when loaded or impregnated with a catalytically active species such as a Group VIII noble metal are novel, and are excellent hydroisomerization catalysts. | 12-16-2010 |
20110124940 | PROCESS FOR ISOSOMERIZING A HYDROCARBONACEOS FEESTOCK USING ALUMINOSILICATE ZSM-12 - An aluminosilicate ZSM-12 may be prepared de novo in a small crystalline form from a reaction mixture containing a source of silica and a source of alumina A small crystalline form of aluminosilicate ZSM-12 may also be prepared from a small crystalline form of borosilicate ZSM-12 by replacement of boron in the borosilicate ZSM-12 framework with aluminum. The aluminosilicate ZSM-12 is useful as an isomerization selective catalyst in processes such as isomerization dewaxing hydrocarbon feedstocks. | 05-26-2011 |
20110130610 | ZEOLITE CATALYST FOR HYDROISOMERIZATION OF LIGHT PARAFFINS TO PRODUCE HIGH OCTANE GASOLINE - The present invention is directed to a process for isomerizing light paraffins by using a catalyst containing a zeolite selected from the group consisting of CON- and TUN-type zeolites, and at least one Group VIII metal. It has been found that the CON- and TUN-type zeolite catalysts of the present invention selectively convert C | 06-02-2011 |
20110319696 | HYDROISOMERIZATION PROCESS USING MOLECULAR SIEVE SSZ-81 - The present invention is directed to a hydroisomerization process using a new crystalline molecular sieve designated SSZ-81, which is synthesized using a structure directing agent selected from 1,5-bis(1-azonia-bicyclo[2.2.2]octane)pentane dications, 1,5-bis(1,4-diazabicyclo[2.2.2]octane)pentane dications, and mixtures thereof. | 12-29-2011 |
20120065449 | Hydroisomerization Catalysts For Biological Feedstocks - Provided are hydroisomerization catalysts for processing a bio-based feedstock into biodiesel fuels. These catalysts comprise a catalytic material and a matrix component. The catalytic material is made up of a molecular sieve that has a pre-loaded platinum group metal. The catalytic material and the matrix component are processed together to form the hydroisomerization catalyst. Methods of making these hydroisomerization catalysts include synthesizing a molecular sieve; purifying the molecular sieve; associating the molecular sieve with a platinum group metal in the absence of the matrix component to form the pre-loaded molecular sieve before formation of a catalyst body; mixing the pre-loaded molecular sieve with the matrix component to form a mixture; processing the mixture to form a catalyst body; and drying and calcining the catalyst body to form the hydroisomerization catalyst. These hydroisomerization catalysts can be used to process hydrodeoxygenated plant- or animal-derived feeds to yield a biofuel. | 03-15-2012 |
20130165730 | PROCESS FOR CONVERSION OF PARAFFINIC FEEDSTOCKS OBTAINED FROM THE BIOMASS OF MIDDLE DISTILLATE BASES EMPLOYING AT LEAST ONE IZM-2 ZEOLITE-BASED CATALYST - The invention relates to a process for conversion of a paraffinic feedstock that has a number of carbon atoms of between 9 and 25, whereby said paraffinic feedstock is produced starting from renewable resources, employing a catalyst that comprises at least one hydrogenating-dehydrogenating metal that is selected from the group that is formed by the metals of group VIB and group VIII of the periodic table, taken by themselves or in a mixture, and a substrate that comprises at least one IZM-2 zeolite and at least one binder, with said process being carried out at a temperature of between 150 and 500° C., at a pressure of between 0.1 MPa and 15 MPa, at an hourly volumetric flow rate of between 0.1 and 10 h | 06-27-2013 |
20140275689 | Hydroisomerization Catalysts Based On Fe Containing Molecular Sieves - The hydroisomerization of a paraffinic hydrocarbon feedstock obtained from renewable sources is effectively achieved by passing the feedstock in the presence of hydrogen over a hydroisomerization catalyst comprising a crystalline metal silicate molecular sieve, in which a portion of the crystalline framework contains iron. | 09-18-2014 |
20140288344 | PROCESS FOR THE CONVERSION OF FEEDS OBTAINED FROM RENEWABLE RESOURCES USING A CATALYST COMPRISING A Nu-10 ZEOLITE AND A SILICA-ALUMINA - The invention concerns a process for the conversion of a paraffinic feed produced from renewable resources, to the exclusion of paraffinic feeds obtained by a process employing a step for upgrading by the Fischer-Tropsch pathway, said process employing a catalyst comprising at least one hydrodehydrogenating metal, used alone or as a mixture, and a support comprising at least one Nu-10 zeolite and at least one silica-alumina, said process being carried out at a temperature in the range 150° C. to 500° C., at a pressure in the range 0.1 MPa to 15 MPa, at an hourly space velocity in the range 0.1 to 10 h | 09-25-2014 |
20150112110 | ACTIVATED EU-2 ZEOLITE AND USE THEREOF - Disclosed herein is an activated EU-2 zeolite, including: pores having a diameter of 30 to 40 Å while maintaining the crystal structure of the EU-2 zeolite; and pores having a diameter of 40 to 200 Å, wherein the volume of the pores having a diameter of 30 to 40 Å is 0.01 to 0.06 cc/g, and the volume of the pores having a diameter of 40 to 200 Å is 0.07 to 0.4 cc/g. | 04-23-2015 |
20160096782 | METHODS AND APPARATUSES FOR PROCESSING BIO-DERIVED NORMAL NONANE - Methods for forming bio-derived fuel products, upgrading bio-derived feedstocks, and processing bio-derived normal nonane are provided. In an embodiment, a method for forming a bio-derived fuel product includes providing a bio-derived hydrocarbon stream comprising at least about 50 wt % normal nonane and having a research octane number of less than about 10. The method further includes isomerizing the bio-derived hydrocarbon stream over a non-zeolitic, non-sulfated and/or non-halogenated catalyst to form the bio-derived fuel product with a research octane number of greater than about 50. | 04-07-2016 |
20160115397 | HYDROPROCESSING OF HYDROCARBONS USING DELAMINATED ZEOLITE SUPPORTS AS CATALYSTS - Provided is an improved hydroprocessing process allowing one to realize superior isoselectivity. The process comprises contacting a feed comprised of normal hydrocarbons under hydroprocessing conditions with a catalyst comprising delaminated SSZ-70. | 04-28-2016 |
20160167028 | DISPERSED NOBLE METAL-CONTAINING CATALYST FOR HYDROCARBON CONVERSION | 06-16-2016 |
585741000 | Using Al halide catalyst | 1 |
585745000 | With added organic agent or in complex with organic material | 1 |
20080262282 | Method for Producing Paraxylene Comprising an Adsortion Step and Two Isomerization Steps - A process for producing para-xylene from a hydrocarbon feed is described in which an adsorption column operating as a simulated moving bed with at least five zones delivers an extract, a 2-raffinate and an intermediate raffinate. | 10-23-2008 |
585747000 | Using halogen-containing catalyst | 1 |
585748000 | With alumina | 1 |
20160107954 | PROCESS FOR THE ISOMERIZATION OF C5/C6 HYDROCARBON CUTS WITH CHLORINATED COMPOUND RECYCLING - A process for the isomerization of a feed of hydrocarbon compounds containing C | 04-21-2016 |
585750000 | Using metal oxide or hydroxide catalyst | 5 |
20100191032 | ISOMERIZATION PROCESS - An isomerization process is disclosed including contacting a n-hexane hydrocarbon feed containing less than about 10 volume % naphthenic hydrocarbons with a catalyst to produce an iso-hexane containing product; wherein the catalyst is prepared by: a) incorporating tungsten on a zirconium hydroxide solid; b) drying and calcining the tungsten impregnated zirconium hydroxide; c) sizing the dried and calcined material to particle sizes between about 150 and about 600 microns; d) incorporating a Group VIII metal selected from the group consisting of nickel, platinum and palladium, and combinations thereof, on the sized material; e) drying and calcining the Group VIII metal impregnated tungsten/zirconia material; and f) contacting the second dried and calcined material with hydrogen in a reducing environment to form the catalyst which contains tungsten, zirconia and a Group VIII metal selected from the group consisting of nickel, platinum and palladium, and combinations thereof. | 07-29-2010 |
20130079578 | Modified Zirconia Catalysts and Associated Methods Thereof - The present invention provides a modified zirconia catalyst including zirconia, sulfate anion, a first metal component and a second metal component, wherein the first metal component can contain aluminum or gallium, and the second metal component includes platinum or palladinum. The weight percentage of sulfur atoms of the sulfate anion based on the weight of the modified zirconia catalyst is less than 1.0 wt %. Decreasing the sulfate content of the modified zirconia catalyst during impregnation can remarkably enhance the iso-C | 03-28-2013 |
20140046111 | PROCESS FOR CONVERTING PARAFFIN WITH MODIFIED ZIRCONIA CATALYST - A process for converting paraffin by using a modified zirconia catalyst is provided. The process has steps of: (i) providing feed containing n-pentane, n-hexane and more than 2 vol % n-heptane based on the volume of the feed; and (ii) subjecting the feed to isomerization of n-heptane with a modified zirconia catalyst comprising zirconium oxide, sulfate ions, a first metal component and a second metal component. Based on the weight of the catalyst, an amount of the first metal component ranges between 0.1 wt % and 15 wt %, an amount of the second metal component ranges between 0.2 wt % and 3.0 wt %, and an amount of the sulfate ions contain sulfur is less than 1.0 wt %. By using the modified zirconia catalyst with low sulfate content, the process is beneficial to improve iso-C | 02-13-2014 |
20160185687 | Highly Selective Catalyst and Method of Isomerization of C4 - C7 Paraffin Hydrocarbons - The invention relates to isomerization catalysts and can be used in the petroleum processing and petrochemical industry. The catalyst contains sulfated zirconium oxide and a binder—aluminum oxide in a ratio of ZrO2/SO4 to Al2O3 from 70 to 30 to 90 to 10, as well as promoter, a group II metal, Ca, in a quantity ranging from 0.01 to 1 wt % of the weight of the catalyst. The catalyst also contains platinum and/or palladium in a quantity ranging from 0.1 to 0.45 wt % of the metal. Isomerization of C4-C7 paraffinic hydrocarbons in the presence of hydrogen at a temperature of 110-200° C., a pressure of 1-5 MPa, a hydrogen:hydrocarbon ratio of 0.5-4, and a feedstock space velocity of 0.5-4 h | 06-30-2016 |
585751000 | Including free metal | 1 |
20130324782 | METHOD FOR ISOMERIZATION OF PARAFFIN HYDROCARBONS C4-C7 - The method for isomerization of paraffin hydrocarbons C | 12-05-2013 |