A device for the sampling and extraction of at least one granular solid in a pack of granular solids, said device comprising a sampling probe (1), a sample collector (2) connected to said sampling probe (1), and a control means (3), said sampling probe (1) comprising a sampling tube (4) and at least one transfer tub...

The invention concerns a facility and a process for hydrotreatment or hydroconversion, in which the fractionation section comprises a stripper which operates on the overhead fraction obtained from a low pressure separator drum. Figure 1 to be published.

The invention concerns an installation and a process which jointly implement compression of the acid gases from the hydroconversion or hydrotreatment unit and that of the gaseous effluents from the catalytic cracking unit.

The invention concerns a process for deep conversion of a heavy hydrocarbon feed, comprising the following steps: a) ebullated bed hydroconversion of the feed, in the presence of hydrogen, in a hydroconversion section comprising at least one three-phase reactor containing at least one supported hydroconversion cata...

The invention relates to a method and an apparatus that make it possible to reduce the concentration of heavy polycyclic aromatic compounds (HPNA) in the recycling loop of hydrocracking units comprising a fractioning column. According to the method of the invention a stream is drawn off from the fractioning column i...

The invention concerns a process and a facility for reducing the concentration of heavy polycyclic aromatic compounds (HPNA) in the recycle loop of hydrocracking units, which comprises a fractionation column. In accordance with this process, a portion of the stream present at the level of at least one plate located...

The invention relates to a device for limiting the impulsion of solid particles said device being arranged inside a three phase fluidised reactor and consisting of an assembly of flat or truncated plates stacked vertically in at least one row the maximum section of the device being between 1 and 10 times the section...

22The invention relates to a synthetic gas purification method including at least one step of fractionating the raw synthetic gas to be treated into at least two effluents a first part and a complementary part wherein said first part is subjected to a step of converting the carbon monoxide into vapor and said comp...

The reactor 1 for continuously regenerating grains of catalyst is composed of a vessel 2 comprising an oxychlorination zone 72 superimposed over a calcining zone 75 provided with a line for introducing gas. A chamber 80 is disposed between the oxychlorination zone and the calcining zone, the chamber 80 being compose...

The present invention relates to a process for desulfurizing a cracked naphtha containing organic sulfur compounds comprising the following steps : a)feeding the cracked naphtha to a distillation column comprising a bottom reboiler; b)fractionating said cracked naphtha into a light naphtha fraction and a heavy nap...

A process for the isomerization of a feed of hydrocarbon compounds comprising Cs and/or C6 hydrocarbon compounds, in which process: a) an isomerization unit (1) is supplied with at least one liquid fraction of said feed of hydrocarbon compounds and the isomerization is carried out in the presence of a chlorinated c...

The invention relates to a method for the production of petrol with a high octane rating by means of isomerisation of a light naphtha fraction as well as comprising two separation steps performed downstream of the reaction step which allow the energy efficiency of the method to be improved.

The present invention describes a process for the isomerization of a light naphtha with a view to forming high octane number petrols said process using a deisopentanizer and a deisohexanizer that are thermally integrated so as to reduce the high thermal level utilities consumption of the process. ...

The present invention describes a control system for units for the production of 1-butene by the oligomerization of ethylene in the presence of a homogeneous catalyst. in the liquid phase and at the bubble point, which uses a multivariable predictive controller and provides the units with better stability. - Fig...

ABSTRACT The present invention describes a process for the production of 1,3-butadiene from ethylene by dimerizing ethylene into butenes using homogeneous catalysis and dehydrogenating the butenes obtained.

The present invention relates to a deliquescént solid feeding device for a device for drying a fluid in liquid or gaseous form, said drying device comprising an enclosure (14) with temperature and pressure conditions different from atmospheric, a deliquescent solid bed (24), an inlet (30) for a fluid to be treated a...

The invention concerns a fluid distribution device (1) comprising: at least one inlet tube (2) comprising openings (7) and having a first and a second end (3, 4); a cap (5) comprising a principal body (6) with a lenticular shape and with a circular section elongated by a skirt (8) extending in the direction of the s...

The present invention relates to a process for treating a gas containing from 10 ppm by volume to 0.5 volume % of at least one of the compounds COS and CS2 and from 30 ppm by volume to 5 volume % of unsaturated hydrocarbon compounds, the said process comprising the following stages: a) a hydrogenation of the unsatur...

The present invention describes an analysis device and a method associated with this device, said device comprising an analysis cell (8) containing an optrode (10), recceiving an input laser signal and sending an output signal to the Raman spectrometer, and said method using two analysis routes: an analysis route 1 ...

The integration of hydrogen and methanol production within a coal liquefaction, petroleum refinery or biomass conversion facility resulting in the unanticipated benefits of lower carbon dioxide (CO2) production, net emissions, and higher carbon and thermal efficiencies is the subject of the invention. ...

The invention relates to a fluid dispensing device (D) which can be arranged in a fixed catalytic bed (C1, C2) of a reactor (R), said device comprising: means for conveying the fluid, said means comprising a plurality of ducts, each directly receiving a separate portion of the fluid; means for dispensing the fluid; ...

The invention relates to a method for preparing a solid comprising a step of mixing a set of compounds comprising at least two Cu2(OH)2CO3 powders of different particle sizes and at least one binder and the use of the solid prepared by means of this method.

The present invention relates to the field of extraction of sulphur-containing compounds such as mercaptans, COS, H2S or CS2 from a hydrocarbon cut. This selective extraction is carried out by bringing the hydrocarbon cut in the liquid phase into contact with an alkaline solution, for example caustic soda. The proce...

HYDROCRACKING PROCESS AND DEVICE WITH REDUCTION OF POLYNUCLEAR AROMATIC COMPOUNDS A B S T R A C T In the hydrocracking process in accordance with the invention, which comprises a hydrocracking section, a high pressure hot separator and a fractionation section, upstream of the fractionation section, a stripper or r...

A B S T R A C T The invention concerns a process for the oligomerization of ethylene into alpha-olefins, comprising a step for the oligomerization of ethylene, a step for deactivation of the catalyst, a and step for separation of the products, the reactor being provided with a cooling loop (100, 101, 102) by means ...

The present invention describes a catalytic reactor operating in moving bed mode that makes it possible to deal with interruptions in the flow of the catalyst while avoiding mechanically damaging the internals containing the catalyst. The invention also relates to a refining or petrochemical process using the reacto...

The invention concerns a process for the intense conversion of a heavy hydrocarbon feed, comprising the following steps: a) a first step for ebullated bed hydroconversion of the feed; b) a step for separating at least a portion of the hydroconverted liquid effluent obtained from step a); c)i) either a step for hydro...

The invention concerns a process and a facility for reducing the concentration of heavy polycyclic aromatic compounds (HPNA) in the recycle loop of hydro cracking units, which comprises a fractionation column. In accordance with this process, a portion of the stream present at the level of at least one plate (1) wh...

The present invention relates to the field of the extraction of sulphur-containing compounds such as the mercaptans, COS or H2S from a hydrocarbon-containing cut. This selective extraction is carried out by bringing the hydrocarbon-containing cut in liquid phase into contact with an alkaline solution, for example so...

The present invention describes a device for controlling cooling of a heat transfer solid supplying or withdrawing heat to or from a unit carrying out globally endothermic or exothermic reactions respectively. The exchange bundle of said device is in a triangular pattern. Fig.3

The present invention concerns reactors with a radial flow of process stream to be treated comprising improved internals which can be used to minimize the catalytic zones which do not receive any of the process stream which is to be treated. The invention also concerns the use of these radial flow reactors in refini...

The invention relates to a method for preparing a solid comprising the mixture of a set of compounds comprising at least one Cu2(OH)2CO3 powder, one metal oxide powder selected from the group of metals consisting of copper, zinc, iron, manganese and mixtures thereof, and at least one binder as well as the use of the...

The present invention relates to a process for producing high-purity para-xylene, comprising a single step of separation by adsorption in an SMB, with a subsequent step of separation by distillation in a first three-fraction distillation column producing at least two raffinates and optionally of two isomerization st...

The invention relates to an alumina exhibiting a structure with a porosity such that the volume of the pores having a diameter of between 70 and 2000 Å is between 0.15 and 0.50 ml/g, and comprising at least one alkali metal (M), such that the content by weight of alkali metal, expressed as M2O, is between 400 and 15...

The present invention relates to a process and to a device for the separation of a feedstock comprising benzene, toluene and C8+ compounds, in which: a toluene column (C10) is fed directly with a C7+ cut resulting from the bottom of a stabilization column (C11) positioned downstream of a transalkylation unit (P4); a...

The present invention relates to a process and a device for separating a feedstock comprising benzene, toluene and C8+ compounds, by means of at least one “reformate” distillation column (C1), one aromatics extraction unit (P1), one para-xylene separation unit (P2), one xylene isomerization unit (P3) and one transal...

The present invention relates to a removable fixing device 1 for fixing equipment A on a support B, with: - a compressible planar piece 5, - an operating lever comprising a cam lever 2, - and an assembly rod 3 having a first end and a second end; with: - said second end of the assembly rod 3 being provided w...

The invention is a naphtha hydrotreating process, using at least three catalysts, comprising: - a first step a) in the presence of the first catalyst comprising a support; - a second step b) in the presence of the second catalyst comprising a support and an active phase, said active phase containing a Group 9 ...

The invention relates to a process for converting a feedstock comprising pyrolysis oil and a heavy hydrocarbon-based feedstock, with: a) a step of hydroconversion in a reactor; b) a step of separating the liquid effluent obtained from step a) into a naphtha fraction, a gas oil fraction, a vacuum gas oil fraction a...

The invention relates to a heat exchanger plate (A; B) comprising a central panel (A0; B0) with at least four sides (A1, A2, A3, A4; B1, B2, B3, B4), said central panel preferably being quadrilateral or quadrilateral with truncated corners, said plate having: - a first side (A1; B1) of the central panel which is inc...

The invention relates to an improved apparatus and methods for managing and utilizing light hydrocarbons utilized and created during the hydroprocessing of biological feedstocks in the making of middle distillate fuels. [Figure 1]

The present invention relates to a calcined medium, in particular a catalyst or a catalyst medium or an adsorbent/absorbent mass, in particular in the form of extrudates, pellets, granules or beads, the medium comprising a porous matrix comprising carbonates, clays, zeolites, oxides, or metal and/or silicon hydroxid...

The present invention relates to a pair of heat exchanger (AB) plates (A, B) comprising a first heat exchanger plate (A) and a second heat exchanger plate (B), arranged opposite each other and spaced apart from each other so as to define an inner volume capable of forming a channel for the flow of a first fluid (F1)...

The invention relates to a process for hydrocracking a petroleum feedstock (1) comprising: - (a) a step of hydrocracking the feedstock in order to obtain a hydrocracked effluent; - (b) a step of liquid/gas separation of the effluent in order to obtain a gaseous effluent (5) and a liquid effluent (9); - (c) a ste...

The invention relates to an installation for the hydrotreatment and hydroconversion of hydrocarbon-containing feedstocks, with a common fractionation section, for the production of at least one of the following products: naphtha (light and/or heavy), diesel, kerosene, distillate and residue, comprising at least: - ...

SYSTEM FOR DISTRIBUTING A LIQUID AND/OR GAS PHASE INTO A REACTION VESSEL System for distributing a liquid and/or gas phase into a reaction vessel (1g), reaction vessel (1g) comprising at least one inlet (1h) for injection of the liquid and/or gas phase, the system according to the invention comprising a distri...

The present invention relates to a device and a process for hydroconversion or hydrotreatment of a hydrocarbon feedstock, comprising in particular a single coil-wound heat exchanger (S-1), said coil-wound exchanger being a single-pass heat exchanger formed by a vertical chamber in which one or more bundles of tubes ...

The present invention relates to a device and a process for hydroconversion or hydrotreatment of a hydrocarbon feedstock, comprising in particular at least one coil-wound heat exchanger (S-1), said coil-wound exchanger being a single-pass heat exchanger formed by a vertical chamber in which one or more bundles of tu...

The present invention describes a method for obtaining paraxylene from a feedstock containing xylenes, ethylbenzene and C9+ hydrocarbons, said method comprising: - a single simulated moving-bed separation step A implemented with a zeolite as adsorbent and a desorbent and allowing at least three fractions to be obtai...

The present invention relates to a pair of heat-exchanger plates. Each plate (A, B) has a central panel provided with at least one groove (101, 102) projecting into a channel defined by an internal volume (V) between the plates. Within the pair of plates (A, B), each groove (101) of the first plate (A) is parallel t...

The present invention relates to a kerosene base comprising at least 60.0 wt.% of a mixture of C3n hydrocarbons and C4n hydrocarbons, where n is a natural number selected from between 3 and 4, at least 80 wt.% of the total weight of the kerosene base being isoparaffins, said kerosene base having excellent properties...

The present invention relates to a process for preparing middle distillates from an olefinic feedstock, comprising: a) a step of oligomerisation, fed with the olefinic feedstock, a first recycled substance and a second recycled substance, and carried out in the presence of at least one oligomerisation catalyst, to p...

The present invention relates to a device (10) for sampling solid particles from a closed chamber (12), the sampling device (10) comprising a tubular body (18) bearing a sampling head (16), the sampling head (16) being configured to sample, under the effect of gravity, a volume of solid particles (14) from the chamb...

The present invention relates to a method for the in situ regeneration of a hydroconversion catalyst. The invention also relates to a hydroconversion method comprising said regeneration method. The invention also relates to a system comprising a reaction section (40) comprising a hydroconversion reactor operating as...

The present invention relates to a method for processing a feedstock from a renewable source comprising triglycerides and/or fatty acids and/or esters, said method comprising the steps of: a) a step of hydrotreating said feedstock in the presence of hydrogen and at least one hydrotreatment catalyst in a fixed bed, s...

A process for producing olefins from a feedstock containing plastic and/or tyres and/or solid recovered fuels, said process comprising the following steps: (a) performing a step of pyrolysis of a feedstock containing plastic and/or tyres and/or solid recovered fuels in a pyrolysis unit so as to recover at least a fi...