Patent application number | Description | Published |
20080275281 | Process for Isomerizing an Aromatic C8 cut in the presence of a catalyst based on a Dealuminated Euo Zeolite - A process is described for isomerising an aromatic cut containing at least one aromatic compound containing eight carbon atoms per molecule, comprising bringing said cut into contact with a catalyst containing a zeolite with structure type EUO, said catalyst having been prepared using a process comprising at least the following steps:
| 11-06-2008 |
20090062583 | PROCESS FOR THE PRODUCTION OF PHENYLALKANES THAT USES AT LEAST TWO ALKYLATION REACTORS IN PARALLEL - A process for the production of phenylalkanes comprising at least two catalytic alkylation reactors placed in parallel among which are present in reaction zones that each contain at least one acidic solid catalyst, whereby n is greater than or equal to 2, is described. One of the reactors carries out the alkylation of at least one aromatic compound by at least one olefin that has 9 to 16 atoms. An olefin fraction is introduced at the inlet of each of the reaction zones of the reactor that operates in alkylation mode. While one of the reactors carries out the alkylation, the other reactor carries out the reactivation of each catalyst, partially deactivated, that it contains. The functions of each reactor are switched regularly so as to limit the deactivation of catalysts in each of the reactors. | 03-05-2009 |
20090093661 | CATALYST COMPRISING AN EUO ZEOLITE, A 10 MR ZEOLITE AND A 12 MR ZEOLITE, AND ITS USE IN ISOMERIZING AROMATIC C8 COMPOUNDS - A catalyst is described which comprises at least one zeolite with structure type EUO, at least one zeolite having channels the opening to which is defined by a ring of 10 oxygen atoms (10 MR), at least one zeolite having channels the opening to which is defined by a ring of 12 oxygen atoms (12 MR) and at least one porous mineral matrix. Said catalyst optionally also contains at least one group VIII metal. The catalyst of the invention is used in a process for isomerizing a feed comprising aromatic compounds containing 8 carbon atoms per molecule. | 04-09-2009 |
20090299115 | DUAL ZEOLITE CATALYST COMPRISING A GROUP VIII METAL AND A GROUP IIIA METAL, AND ITS USE IN ISOMERIZATION OF AROMATIC C8 COMPOUNDS - A catalyst is described which comprises at least one zeolite with structure type EUO, at least one zeolite selected from IM-5 zeolite and zeolites with structure type MFI, MOR, BEA and MTW, at least one group VIII metal, at least one group IIIA metal and at least one porous mineral matrix. The catalyst of the invention is used in a process for isomerizing a feed comprising aromatic compounds containing 8 carbon atoms per molecule. | 12-03-2009 |
20100041935 | USE OF A CATALYST BASED ON ITQ-6 ZEOLITE TO ISOMERIZE AN AROMATIC C8 CUT - A process for isomerizing an aromatic C8 cut uses a catalyst which comprises:
| 02-18-2010 |
20100155293 | HYDROCRACKING PROCESS INCLUDING SWITCHABLE REACTORS WITH FEEDSTOCKS CONTAINING 200 PPM BY WEIGHT - 2% BY WEIGHT OF ASPHALTENES - The invention relates to a process for hydrocracking hydrocarbon feedstocks having 200 ppm by weight to 2% by weight of asphaltenes and/or more than 10 ppm by weight of metals, comprising a hydrodemetallation treatment in at least 2 switchable reaction zones, containing hydrodemetallation catalyst and optionally hydrodenitrification catalyst, then a hydrorefining treatment to lower the organic nitrogen content, followed by a fixed-bed hydrocracking treatment and a distillation step. | 06-24-2010 |
20110049013 | DEVICE FOR DISTRIBUTING FEED AND RECOVERING EFFLUENTS IN A RADIAL BED CATALYTIC REACTOR - A radial bed catalytic conversion unit having an outer cylindrical chamber ( | 03-03-2011 |
20110190113 | CATALYST REGENERATION APPARATUS AND ASSOCIATED REGENERATION PROCESS - The present invention relates to a continuous catalyst regeneration device comprising at least one burning zone formed by at least one annular combustion zone ( | 08-04-2011 |
20110275871 | PROCESS FOR THE PRODUCTION OF BRANCHED ALKYLBENZENES THAT USES A RENEWABLE CARBON SOURCE - A process for the production of alkylbenzenes in the presence of an aromatic feedstock and an olefinic stream produced from an ethanol feedstock, itself produced from a renewable source obtained from biomass, is described, with said process comprising at least:
| 11-10-2011 |
20110282121 | PROCESS FOR THE PRODUCTION OF ALKYLBENZENES FROM AN OLEFINIC FEEDSTOCK PRODUCED BY OLIGOMERIZATION THAT IS CATALYZED HOMOGENEOUSLY - A process for the production of a mixture of alkylbenzenes in the presence of an aromatic feedstock and an olefinic stream produced from an ethylene feedstock is described, with said process comprising at least:
| 11-17-2011 |
20120000822 | NOVEL CATALYTIC REFORMING PROCESS WITH A RECYCLE OF THE REDUCTION EFFLUENT UPSTREAM OF THE FIRST REACTOR AND A RECYCLE OF THE RECYCLE GAS TO THE LAST REACTOR OR REACTORS IN THE SERIES - The present invention describes a process for regenerative reforming of gasolines, characterized by recycling at least a portion of the effluent from the catalyst reduction zone to the inlet to the feed/effluent exchanger that can pre-heat the feed, the other portion possibly being recycled to the head of the first reactor, and by recycling gas from the recycle compressor to the head of the penultimate reactor of the series. This disposition can significantly improve the production of reformate and the hydrogen balances of the unit. | 01-05-2012 |
20120061292 | RESIDUE CONVERSION PROCESS THAT INCLUDES A DEASPHALTING STAGE AND A HYDROCONVERSION STAGE WITH RECYCLING OF DEASPHALTED OIL - For conversion of crude oil or a heavy hydrocarbon fraction having an initial boiling point of at least 300° C., conducting a catalytic hydroconversion in a three-phase reactor operating in a boiling bed with an upward flow of liquid and gas, separating resultant effluent into a light liquid fraction boiling at less than 300° C. and a heavy liquid fraction boiling above 300° C., deasphalting the heavy liquid fraction to obtain a deasphalted hydrocarbon fraction and residual asphalt, and recycling at least one portion of the deasphalted hydrocarbon fraction upstream of the hydroconversion stage. | 03-15-2012 |
20120061293 | RESIDUE CONVERSION PROCESS THAT INCLUDES A DEASPHALTING STAGE AND A HYDROCONVERSION STAGE - Conversion of a heavy hydrocarbon fraction that is obtained either from a crude oil or from the distillation of a crude oil and that has an initial boiling point of at least 300° C. by hydroconversion of at least one portion of heavy hydrocarbon fraction in the presence of hydrogen in at least one three-phase reactor containing at least one hydroconversion catalyst, separation of the effluent to obtain a light liquid fraction that boils at a temperature that is less than 300° C. and a heavy liquid fraction that boils at a temperature that is greater than 300° C., and a deasphalting of at least one portion of the heavy liquid fraction that boils at a temperature that is greater than 300° C. | 03-15-2012 |
20120091038 | OPTIMIZED CATALYST FOR CATALYTIC REFORMING - The present invention concerns an optimized reforming catalyst comprising at least platinum, at least one promoter metal selected from the group formed by rhenium and iridium, at least one halogen, and at least one alumina support with a low sulphur and phosphorus content. | 04-19-2012 |
20120125814 | PROCESS FOR REFORMING HYDROCARBON CUTS - A process for reforming a feed composed of one or more hydrocarbon cuts containing 9 to 22 carbon atoms comprises:
| 05-24-2012 |
20120283498 | PROCESS FOR ISOMERIZATION OF A C8 AROMATIC FRACTION IN THE PRESENCE OF A SPECIFIC CATALYST THAT CONSISTS OF A ZEOLITE/SILICON CARBIDE-TYPE COMPOSITE AND A HYDROGENATING-DEHYDROGENATING FUNCTION - A process for isomerization of an aromatic fraction that contains at least one aromatic compound that has eight carbon atoms per molecule is described, with said process comprising bringing said fraction into contact with 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 and a composite that is formed by a zeolite that is selected from among the EUO-, MTW- and MOR-structural type zeolites and silicon carbide SiC. | 11-08-2012 |
20130072376 | NOVEL CATALYST REGENERATION ZONE DIVIDED INTO SECTORS FOR REGENERATIVE CATALYTIC UNITS - The present invention describes a combustion zone for a regenerative catalytic unit for the continuous regeneration of catalyst, said combustion zone having an annular shape and being divided into at least two combustion stages, each stage being divided into a number N of radial sectors, which are substantially equal, the catalyst flowing under gravity from one sector of the first combustion stage to the sector located in vertical alignment with the second combustion stage by means of drop legs, and the movement of the combustion gas being such that the combustion gas passes in succession through all of the sectors of the first combustion stage in any order, then all of the sectors of the second stage in any order. | 03-21-2013 |
20130146508 | PROCESS FOR COAL CONVERSION COMPRISING AT LEAST ONE STEP OF LIQUEFACTION FOR THE MANUFACTURE OF AROMATICS - The invention relates to a process for coal conversion, optionally in co-processing with other feedstocks, notably of the biomass type, comprising at least one liquefaction step, followed by a fixed-bed hydrocracking step and a catalytic reforming step. With this process, aromatic compounds can be obtained from a feedstock containing coal. | 06-13-2013 |
20140008270 | Reactor for Continuous Regeneration of Catalyst with a Central Gas-Mixing Box - The reactor | 01-09-2014 |
20140083908 | CONTINUOUS CATALYST REGENERATION REACTOR WITH DEFLECTOR MEANS FOR DEFLECTING THE FLOW OF CATALYST IN THE OXYCHLORINATION ZONE - The reactor | 03-27-2014 |
20140094634 | 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 ( | 04-03-2014 |
20140364668 | METHOD FOR ISOMERIZING AN AROMATIC C8 FRACTION IN THE PRESENCE OF A CATALYST CONTAINING AN EUO ZEOLITE AND A SPECIFIC BINDER - A process for isomerizing an aromatic cut containing at least one aromatic compound containing eight carbon atoms per molecule is described, comprising bringing said cut into contact with at least one catalyst comprising at least one metal from group VIII of the periodic classification of the elements, at least one zeolitic support comprising a zeolite selected from zeolites with structure type EUO and MOR, used alone or as a mixture, and at least one matrix, such that the specific surface area of the matrix in the zeolitic support of said catalyst is in the range 5 to 200 m | 12-11-2014 |