Patent application number | Description | Published |
20080249344 | PROCESS FOR CRACKING AN OLEFIN-RICH HYDROCARBON FEEDSTOCK - A process for cracking an olefin-containing hydrocarbon feedstock which is selective towards light olefins in the effluent, the process comprising passing a hydrocarbon feedstock containing one or more olefins through a moving bed reactor containing a crystalline silicate catalyst selected from an MFI-type crystalline silicate having a silicon/aluminium atomic ratio of at least 180 and an MEL-type crystalline silicate having a silicon/aluminium atomic ration of from 150 to 800 which has been subjected to a steaming step, at an inlet temperature of from 500 to 600° C., at an olefin partial pressure of from 0.1 to 2 bars and the feedstock being passed over the catalyst at an LHSV of from 5 to 30 h | 10-09-2008 |
20080257784 | HYDROGENATION AND DEHYDROGENATION PROCESSES AND CATALYSTS THEREFOR - A process for hydrogenating unsaturations in petrochemical feedstocks, the process comprising contacting the petrochemical feedstock, including at least one component having unsaturations, and hydrogen with a catalyst comprising at least one Group Ia, Ib, IIb, VIb, VIIb or VIII metal on a support of an alkaline earth metal silicate having a surface area of at least 30 m | 10-23-2008 |
20090216058 | Catalytic Cracking - A process for producing a catalyst additive for an FCC catalytic cracking process, the process comprising the steps of providing an MFI or MEL aluminosilicate having a silicon/aluminium atomic ratio of from 10 to 250; de-aluminating the MFI or MEL aluminosilicate by extracting from 20 to 40 wt % of the alumina therefrom; combining the de-aluminated MFI or MEL aluminosilicate with a binder; and calcining the combination of the de-aluminated MFI or MEL aluminosilicate and the binder at elevated temperature to produce the catalyst additive. | 08-27-2009 |
20100076240 | Production of Olefins - A process for converting a hydrocarbon feedstock to provide an effluent containing light olefins, the process comprising passing a hydrocarbon feedstock, the feedstock containing at least 25 wt % C | 03-25-2010 |
20100130801 | Catalytic Conversion of Alkylaromatic Compounds - A process for catalytically converting alkylaromatic compounds in a hydrocarbon feedstock, the process comprising passing a hydrocarbon feedstock including at least one alkylaromatic compound, wherein the alkyl group comprises at least two carbon atoms, through a reactor containing a crystalline silicate catalyst to produce an effluent including at least one aromatic compound and at least one light olefin selected from C | 05-27-2010 |
20100145120 | Production of Propylene and Ethylene from Butane and Ethane - The present invention relates to a process for the selective production of olefins from light hydrocarbons comprising:
| 06-10-2010 |
20100280289 | Process for the Selective Oxidation of Methane - The present invention is a process for converting methane to methanol, comprising: feeding methane and gaseous air or oxygen or gaseous air enriched with oxygen to a reactor under an elevated pressure; | 11-04-2010 |
20100292417 | Phosphorus Modified Molecular Sieves, Their Use in Conversion of Organics to Olefins - The present invention is a phosphorous modified zeolite (A) made by a process comprising in that order:
| 11-18-2010 |
20110040133 | Production of Light Olefins and Isoprene from Butane - Process for the selective production of ethylene, propylene and isoprene from light hydrocarbons comprising: a) fractionating a butane fraction in a de-isobutanizer to obtain an enriched iso-butane fraction and an enriched normal-butane fraction, b) cracking said normal-butane fraction and optionally an ethane fraction, optionally a propane fraction, in a non-catalytic cracking zone to produce an olefin rich stream, c) treating said olefin rich stream in a separating section to recover: an ethylene stream, a propylene stream, d) transforming the recovered iso-butane of step a) into iso-butene or t-butyl hydroperoxide or partly into iso-butene and partly into t-butyl hydroperoxide, e) optionally reacting iso-butene of step d), if any, with formaldehyde to make isoprene, f) optionally reacting t-butyl hydroperoxide of step d), if any, with an olefin to give an epoxide and t-butanol and further separating t-butanol, or optionally having t-butyl hydroperoxide of step d), if any, decomposed to t-butanol and reacted with formaldehyde to give isoprene, or reacting a part of the t-butyl hydroperoxide of step d) with an olefin and having the remaining part decomposed to t-butanol and reacted with formaldehyde to give isoprene, g) dehydrating the t-butanol recovered at step f), if any, into iso-butene and reacting said iso-butane with formaldehyde to make isoprene, or reacting directly the t-butanol recovered at step f), if any, with formaldehyde to make isoprene, or dehydrating the t-butanol recovered at step f), if any, into iso-butene, hydrogenating said iso-butene to iso-butane and oxidizing said iso-butane into t-butyl hydroperoxide, and recycling said t-butyl hydroperoxide, or dehydrating the t-butanol recovered at step f), if any, into iso-butene, then disproportionating said iso-butene and propylene recovered at step c) (or 2-butene recovered at step c)), separating an isoamylene stream and converting the isoamylene into isoprene by dehydrogenation, or making any combination of above routes of said step g), h) optionally disproportionating iso-butene of step d), if any, and propylene recovered at step c) (or 2-butene recovered at step c)), separating an isoamylene stream and converting the isoamylene into isoprene by dehydrogenation, at least one of steps e), f) and h) is not optional. | 02-17-2011 |
20110071264 | Process for Obtaining Modified Molecular Sieves - The invention covers a process for obtaining an alkaline earth or rare earth metal-P-modified molecular sieve (M-P-modified molecular sieve) comprising the following steps:
| 03-24-2011 |
20110098518 | Dehydration of Alcohols in the Presence of an Inert Component - The present invention (first embodiment) relates to a process for the dehydration of at least an alcohol to make at least an olefin, comprising:
| 04-28-2011 |
20110105815 | Process to Make Olefins from Ethanol - The present invention relates to a process for the conversion of ethanol to make essentially ethylene and propylene, comprising:
| 05-05-2011 |
20110118425 | Process for Obtaining Catalyst Composites Comprising MeAPO and Their Use in Conversion of Organics to Olefins - The present invention is a mixture comprising by weight 0.01 to 30% of at least one medium or large pore crystalline silicoaluminate, silicoaluminophosphate materials or silicoaluminate mesoporous molecular sieves (co-catalyst) (A) for respectively 99.99 to 70% of at least a MeAPO molecular sieve. | 05-19-2011 |
20110118518 | Process for Obtaining a Catalyst Composite - A process for obtaining a catalyst composite comprising the following steps: | 05-19-2011 |
20110124939 | Dehydration of Alcohols on Crystalline Silicates - The present invention relates to a process for the dehydration of at least an alcohol to make at least an olefin, comprising: | 05-26-2011 |
20110137096 | Process to Make Olefins from Ethanol - The present invention relates to a process for the conversion of ethanol to make essentially ethylene and propylene, comprising:
| 06-09-2011 |
20110152479 | Process to Make Olefins from Oxygenates - The present invention relates to a process to make light olefins, in a combined XTO-OC process, from an oxygen-containing, halogenide-containing or sulphur-containing organic feedstock comprising :
| 06-23-2011 |
20110178259 | Process to Make Olefins from Organics - The present invention relates to a process to make light olefins, in a combined XTO-OC process, from an oxygen-containing, halogenide-containing or sulphur-containing organic feedstock comprising:
| 07-21-2011 |
20110196113 | Process to Make Olefins and Aromatics from Organics - The present invention relates to a process to make light olefins and aromatics, in a combined XTO-OC process, from an oxygen-containing, halogenide-containing or sulphur-containing organic feedstock comprising: | 08-11-2011 |
20110196183 | Method for Crystalline Preparing Metalloaluminophosphate (MeAPO) Molecular Sieves - The invention relates to a process for obtaining a metalloaluminophosphate (MeAPO) molecular sieve comprising the following steps in the order given:
| 08-11-2011 |
20110288256 | PROCESS TO MAKE ALPHA OLEFINS FROM ETHANOL - The present invention relates to a process to make alpha olefins comprising:
| 11-24-2011 |
20110295050 | Method for Preparing Crystalline Metalloaluminophosphate (MeAPO) Molecular Sieve from Amorphous Materials - A process for obtaining a metalloaluminophosphate (MeAPO) molecular sieve comprising the following steps in the order given:
| 12-01-2011 |
20110313213 | PURIFICATION OF ALCOHOLS PRIOR TO THEIR USE IN THE PRESENCE OF AN ACID CATALYST - Process for the purification of an alcohol in the course of a process comprising:
| 12-22-2011 |
20120074039 | UPGRADING LIGHT NAPHTAS FOR INCREASED OLEFINS PRODUCTION - The present invention is a process to upgrade light naphthas comprising branched paraffins and their use as a feedstock in a steam cracking unit, said light naphthas consisting essentially of 90 to 100% by weight of hydrocarbons having at least 5 and up to 8 carbon atoms, said process comprising, | 03-29-2012 |
20120142982 | USE OF FREE FATTY ACIDS PRODUCED FROM BIO-SOURCED OILS & FATS AS THE FEEDSTOCK FOR A STEAMCRACKER - Use of fatty acids produced from a complex mixture of natural occurring oils & fats and/or of triglycerides deriving from said complex mixture as the feedstock of a steamcracker, by mixing the fatty acids with steam in a steam/feedstock ratio of at least 0.2 kg per kg, a coil outlet temperature of at least 700° C. and an coil outlet pressure of at least 1.2 bara in order to obtain cracking products including bio-ethylene, bio-propylene, bio-butadiene, bio-isoprene, bio-cyclopentadiene and bio-piperylenes, bio-benzene, bio-toluene, bio-xylene and bio-gasoline. | 06-07-2012 |
20120142983 | PROCESS FOR THE PRODUCTION OF BIO-NAPHTHA FROM COMPLEX MIXTURES OF NATURAL OCCURRING FATS & OILS - Process for making a bio-diesel and a bio-naphtha and optionally bio-propane from a complex mixture of natural occurring fats & oils, wherein
| 06-07-2012 |
20120157728 | PROCESS FOR THE PRODUCTION OF BIO-NAPHTHA FROM COMPLEX MIXTURES OF NATURAL OCCURRING FATS AND OILS - A process for making a bio-naphtha and optionally bio-propane from a complex mixture of natural occurring fats & oils, wherein
| 06-21-2012 |
20130041196 | DEHYDRATION OF ALCOHOLS ON A CRYSTALLINE SILICATE OF LOW Si/Al RATIO - The present invention (in a first embodiment) relates to a process for the dehydration of an alcohol having at least 2 carbon atoms to make the corresponding olefin, comprising:
| 02-14-2013 |
20130046122 | DEBOTTLENECKING OF A STEAM CRACKER UNIT TO ENHANCE PROPYLENE PRODUCTION - The present invention is method for debottlenecking an existing steam cracker unit of which the operation is modified from high severity to low severity operation, having a cracking zone and a fractionation zone, said fractionation zone comprising a gasoline stripper, a de-methaniser (I), a de-ethaniser (I) a de-propaniser (I) and a de-butaniser (I), said de-propaniser (I) receiving product from the bottom of the de-ethaniser (I) and optionally product from the bottom of the gasoline stripper (I), wherein said debottlenecking method comprises the steps of:
| 02-21-2013 |
20130217942 | PRODUCTION OF ISOPRENE FROM ISO-BUTANOL - The present invention is a process to make isoprene comprising:
| 08-22-2013 |
20130217943 | DEHYDRATION OF ALCOHOLS ON ACIDIC CATALYSTS - The present invention is a process for the dehydration of an alcohol having at least 2 carbon atoms to make the corresponding olefin, comprising:
| 08-22-2013 |
20130245348 | PRODUCTION OF PROPYLENE VIA SIMULTANEOUS DEHYDRATION AND SKELETAL ISOMERISATION OF ISOBUTANOL ON ACID CATALYSTS FOLLOWED BY METATHESIS - The present invention relates to a process for the production of propylene in which in a first step isobutanol is subjected to a simultaneous dehydration and skeletal isomerisation to make substantially corresponding olefins, having the same number of carbons and consisting essentially of a mixture of n-butenes and iso-butene and in a second step n-butenes are subjected to methathesis, said process comprising:
| 09-19-2013 |
20130317269 | Process for Obtaining Catalyst Composites MeAPO and Their Use in Conversion of Organics to Olefins - A mixture can include 0.01 to 30 weight % of a medium or large pore crystalline silicoaluminate, silicoaluminophosphate materials, or silicoaluminate mesoporous molecular sieves (A), and 99.99 to 70 weight % of a MeAPO molecular sieve. The mixture can be included in a catalyst. An XTO process can include contacting an oxygen-containing, halogenide-containing, or sulphur-containing organic feedstock with the catalyst under conditions effective to convert the organic feedstock to olefin products. A combined XTO and OCP process can include contacting the organic feedstock with the catalyst at conditions effective to convert at least a portion of the organic feedstock to form an XTO reactor effluent including light olefins and a heavy hydrocarbon fraction, separating the light olefins from the heavy hydrocarbon fraction, and contacting the heavy hydrocarbon fraction in an OCP reactor at conditions effective to convert at least a portion of the heavy hydrocarbon fraction to light olefins. | 11-28-2013 |
20130338419 | Production of Olefins - A process for converting a hydrocarbon feedstock to provide an effluent containing light olefins, the process comprising passing a hydrocarbon feedstock, the feedstock containing at least one C | 12-19-2013 |
20140039143 | PROCESS FOR PRODUCING PROPYLENE FROM SYNGAS VIA FERMENTATIVE PROPANOL PRODUCTION AND DEHYDRATION - A process for making propylene by dehydration of propanol can include gasifying a carbonaceous solid or liquid feedstock, or reforming a gaseous carbonaceous feedstock into synthesis gas. The synthesis gas can be fermented or co-fermented by means of a microorganism into propanol. The microorganism can be a wild strain having the natural capability to ferment synthesis gas into propanol. The microorganism can be a microorganism possessing the required nucleic acid sequence information to express the enzymes for the biosynthesis of C | 02-06-2014 |
20140051901 | Catalytic Cracking - A process for producing a catalyst additive for an FCC catalytic cracking process, the process comprising the steps of providing an MFI or MEL aluminosilicate having a silicon/aluminium atomic ratio of from 10 to 250; de-aluminating the MFI or MEL aluminosilicate by extracting from 20 to 40 wt % of the alumina therefrom; combining the de-aluminated MFI or MEL aluminosilicate with a binder; and calcining the combination of the de-aluminated MFI or MEL aluminosilicate and the binder at elevated temperature to produce the catalyst additive. | 02-20-2014 |
20140114105 | PROCESS FOR THE STEAMCRACKING OF BIO-NAPHTHA PRODUCED FROM COMPLEX MIXTURES OF NATURAL OCCURRING FATS & OILS - A process can include making a bio-diesel, a bio-naphtha, and optionally bio-propane from a complex mixture of natural occurring fats & oils. The complex mixture can be subjected to a refining treatment for removing a major part of non-triglyceride and non-fatty acid components to obtain refined oils. The refined oils can be subjected to a fractionation step to obtain a substantially unsaturated liquid triglyceride part (phase L), and a substantially saturated solid triglyceride part (phase S). The phase L can transformed into alkyl-esters as bio-diesel by a transesterification. The phase S can be transformed into substantially linear paraffin's as the bio-naphtha by an hydrodeoxygenation. Fatty acids can be obtained from the phase S and transformed into substantially linear paraffin's as the bio-naphtha by hydrodeoxygenation or decarboxylation. Fatty acids soaps can be obtained from the phase S that are transformed into substantially linear paraffin's as the bio-naphtha by decarboxylation. | 04-24-2014 |
20140155665 | STEAMCRACKING BIO-NAPHTHA PRODUCED FROM COMPLEX MIXTURES OF NATURAL OCCURRING FATS AND OILS - A process for making a bio-naphtha and optionally bio-propane from a complex mixture of natural occurring fats & oils, wherein
| 06-05-2014 |
20140194276 | Process for Obtaining a Catalyst Composite - A process for obtaining a catalyst composite comprising the following steps:
| 07-10-2014 |
20150038754 | Phosphorus Modified Molecular Sieves, Their Use In Conversion of Organics to Olefins - A phosphorous modified zeolite (A) can be made by a process that includes selecting a zeolite, steaming the zeolite, leaching the zeolite, separating solids from liquid, and calcining. An olefin product can be made from an oxygen-containing, halogenide-containing or sulphur-containing organic feedstock by contacting the feedstock with the phosphorous modified zeolite (A) in an XTO reactor under conditions effective to convert at least a portion of the feedstock to olefin products. The XTO reactor effluent can include light olefins and a heavy hydrocarbon fraction. The light olefins can be separated from the heavy hydrocarbon fraction. The heavy hydrocarbon fraction can be contacted in an OCP reactor at conditions effective to convert at least a portion of the heavy hydrocarbon fraction to light olefins. | 02-05-2015 |