Abstract: The present invention relates to a process for the hydroconversion of a feedstock including a plastic fraction (102), notably derived from plastic waste, and a heavy hydrocarbon fraction (101), notably a heavy hydrocarbon fraction containing a portion of at least 50% by weight, preferably at least 80% by weight, having a boiling temperature of at least 300° C. Hydroconversion involves one or more ebullated bed or hybrid ebullated-entrained bed reactors (20), and preferably two successive hydroconversion steps, in order to produce higher-quality, lower-boiling materials, for example for fuel production purposes, while at the same time allowing waste plastics to be upgraded.

Abstract: The present invention relates to a process for trapping mercaptans contained in a sulfur-containing hydrocarbon feedstock which is optionally partially desulfurized, resulting from a step of catalytic hydrodesulfurization, at a temperature of between 170° C. and 220° C., a pressure of between 0.2 MPa and 5 MPa, at an hourly space velocity, defined as the volume flow rate of feedstock at the inlet per volume of trapping mass, of between 0.1 h?1 and 50 h?1, in the presence of a trapping mass comprising a nickel-based active phase with an Ni°/NiO ratio of between 0.25 and 4, and an inorganic support selected from the group consisting of alumina, silica, silica-alumina, and clays.

Abstract: The invention relates to a gas-liquid separation device, notably for being installed in the recycle zone of three-phase fluidized reactors. The gas-liquid separation device comprises several separation elements each having an inlet pipe (70) and a succession of at least two bends (71, 72), a first bend (71) situated in the plane (zy), the axis of the first bend (71) forming an angle of orientation ? with respect to the vertical z-axis of between 45° and 315°, and a second bend (72) forming a second angle of orientation p with the first bend (71) of between 1° and 135°. The two first successive bends (71, 72) are separated by a distance D1 of between D/2 and 4D, D being the diameter of the inlet pipe (70). Each separation element comprises a liquid-guiding device (73) positioned at the outlet end of the last bend (72), and with an open section.

Abstract: Process for trapping mercaptans contained in a sulfur-containing hydrocarbon feedstock, in the presence of a trapping mass comprising an active phase based on at least one group VIII, IB or IIB metal, and a mesoporous support comprising a bimodal distribution of mesopores, said trapping mass comprising a specific surface area of between 120 m2/g and 350 m2/g, and: the volume of mesopores with a diameter greater than or equal to 2 nm and less than 20 nm corresponds to between 35% and 70% by volume of the total pore volume of said trapping mass; the volume of mesopores with a diameter greater than or equal to 20 nm and less than 50 nm corresponds to between 25% and 60% by volume of the total pore volume of said trapping mass.

Abstract: Process for trapping mercaptans contained in a sulfur-containing hydrocarbon feedstock, in the presence of a trapping mass comprising an active phase based on at least one group VIII, IB or IIB metal, and a mesoporous or macroporous support, said trapping mass comprising a specific surface area of between 120 m2/g and 350 m2/g, and: the volume of mesopores with a diameter greater than or equal to 2 nm and less than 50 nm corresponds to between 40% and 70% by volume of the total pore volume of said trapping mass; the volume of macropores with a diameter greater than or equal to 50 nm corresponds to between 30% and 60% by volume of the total pore volume of said trapping mass.

Abstract: The present invention relates to a process for the treatment of a plastics pyrolysis oil, comprising: a) the hydrogenation of said feedstock as a mixture with at least a part of the liquid effluent resulting from stage c) and in the presence of hydrogen and of a catalyst at a temperature between 14° and 340° C.; b) the hydrotreating of said hydrogenated effluent in the presence of hydrogen and of a catalyst; c) a separation of the hydrotreated effluent operated at high temperature and high pressure, in order to obtain a gaseous effluent and a liquid effluent, a part of which is recycled upstream of stage a), d) a separation operated at low temperature and high pressure and fed with the gaseous effluent and the other part of the liquid effluent resulting from stage c) and an aqueous solution, in order to obtain a hydrocarbon effluent.

Abstract: The present invention relates to a process and a device for the conversion of aromatic compounds, in which the aromatic compounds of a hydrocarbon feedstock (1) comprising aromatic compounds containing 9 carbon atoms are isomerized in an isomerization unit (A) in the presence of a bifunctional isomerization catalyst having a hydro/dehydrogenating function and a hydroisomerizing function, to produce an isomerization effluent (10) enriched in trimethylbenzenes. The present invention also relates to a process and a device for the production of aromatic compounds, comprising the process and the device for the conversion of aromatic compounds.

Abstract: The invention describes a hydrocracking catalyst which is selective towards the naphtha cut and the hydrocracking process using said catalyst, said catalyst comprising at least one hydrogenating-dehydrogenating element chosen from the group formed by the elements of group VIB and the non-noble elements of group VIII of the Periodic Table, taken alone or as a mixture, and a support comprising at least one porous mineral matrix, a zeolite Y having an initial lattice parameter a0 of the unit cell of strictly greater than 24.50 ?, and a zeolite beta, in which the weight ratio of said zeolite Y to said zeolite beta in the catalyst is between 5 and 12.

Abstract: The present invention provides a catalytic pyrolysis process for the production of renewable diesel fuel. The present invention provides a process for preparing renewable diesel fuel, comprising preparing renewable diesel fuel by a) fractionating a mixture comprising renewable aromatics to produce a first fraction boiling at 180° C. to 350° C. at atmospheric conditions, and a fraction boiling below the boiling point of the first fraction, blending at least a portion of the first fraction with at least one distillate cut having lower aromatic content than the first fraction, and b) hydrogenating a blend of the first fraction and distillate cut having lower aromatic content to produce a hydrogenated fraction comprising a renewable diesel fuel.

Abstract: The invention describes a hydrocracking catalyst which is selective towards the naphtha cut and the hydrocracking process using said catalyst, said catalyst comprising at least one hydrogenating-dehydrogenating element chosen from the group formed by the elements of group VIB and the non-noble elements of group VIII of the Periodic Table, taken alone or as a mixture, and a support comprising at least one porous mineral matrix, a zeolite Y having an initial lattice parameter a0 of the unit cell of greater than 24.42 ?, and a zeolite beta, in which the weight ratio of said zeolite Y to said zeolite beta in the catalyst is strictly greater than 12.

Abstract: The invention describes a hydrocracking catalyst that is selective towards the naphtha cut and the hydrocracking process using said catalyst, said catalyst comprising at least one hydrogenating-dehydrogenating element chosen from the group formed by the elements of group VIB and the non-noble elements of group VIII of the periodic table, taken alone or as a mixture, and a support comprising at least one porous mineral matrix, a zeolite Y having an initial lattice parameter a0 of the unit cell of greater than 24.42 ?, and a zeolite beta, in which the weight ratio of said zeolite Y to said zeolite beta in the catalyst is strictly greater than 12.

Abstract: The present invention provides a process comprising preparing renewable jet fuel blendstock by: a. feeding biomass, catalyst, and optionally transport fluid to a catalytic pyrolysis process fluidized bed reactor maintained at reaction conditions to manufacture a raw fluid product stream containing renewable aromatics, b. feeding the raw fluid product stream of a) to a solids separation and stripping system to produce separated solids and a fluid product stream, c. feeding the fluid product stream of b) to a fractionation system in order to recover a fraction boiling at 180° C. to 300° C., d. hydrogenating at least a portion of the fraction generated in c) with hydrogen at hydrogenation conditions to produce a hydrogenated fraction containing naphthenes, suitable as jet fuel blendstock, e. optionally recovering the jet fuel blendstock comprising naphthenes from the hydrogenated fraction of d) in a product recovery system.

Abstract: The present invention is a method for determining the amount of pollutant emissions (Q) from at least one vehicle over a road network section, wherein a pollutant emission model (MFE) is constructed by machine learning (APP) using macroscopic data (MAC) of a learning road network and traffic data (TRA). This model (MFE) is then applied to a road network section.

Abstract: The present invention is a compressed-gas energy storage and recovery system and method. The system comprises a compression line (1), an air storage means (1000) and an expansion line (2). According to the invention, the compression line (1) and expansion line (2) comprise a heat storage means (200, 201, 202) including heat storage particles. The expansion line comprises means (600, 601, 602) for injecting and mixing liquid in expansion line (2).

Abstract: A multi-port Ethernet fiber switch converts the TDD to OD and then provides the OD to multi-port Ethernet fiber switch ports for transmission on optical lines connected to the multi-port Ethernet fiber switch ports. The OD on the multiple optical lines is then transmitted to multiple integrated converter/receiver in-wall mounted data access stations through the multiple optical lines. Each integrated converter/receiver in-wall mounted data access station includes an integrated OD to TDD converter/receiver that is positioned in a cavity in the wall in which the integrated converter/receiver in-wall mounted data access station resides. Each integrated converter/receiver in-wall mounted data access station includes one or more data ports, such as standard RJ-45 ports.

Abstract: The invention relates to a production and separation device and method wherein: a reforming effluent (40) is produced and fractionated in a separation unit (1) and a fractionation train (5-6-7) for extracting benzene (22), toluene (23), xylenes (24) and C9-10 aromatics; aromatics are extracted from a feedstock (41) in a liquid-liquid extraction unit (14) to produce a first raffinate (43) and a first extract (42), the first extract (42) being sent to a benzene-toluene fractionation device (5); the xylenes are separated in a xylene separation unit (10) to produce a second extract (31) containing para-xylene, and a second raffinate (32) containing ortho-xylene and meta-xylene; and the second raffinate is isomerised in an isomerisation unit (11) so as to produce an isomerate (34) enriched in para-xylene sent to a fractionation train (5-6-7).

Abstract: The present invention relates to a plant for oligomerizing ethylene to produce oligomerized alpha-olefins, with production of a fouling by-product in the form of a deposit, said plant comprising a reaction section comprising: —a reactor (c) for two-phase gas/liquid or single-phase all-liquid oligomerization proceeding from an optional solvent, an oligomerization catalyst and ethylene, and —cooling means associated with said reactor in the form of at least one cooling circuit external to the reactor and/or in the form of a jacket of the walls of the reactor. Packings are disposed in the reaction section in order to increase the contact surface area per unit volume that is accessible to the deposition of the byproduct.

Abstract: Catalyst comprising nickel and copper, in a proportion of 1% to 50% by weight of nickel element relative to the total weight of the catalyst, in a proportion of 0.5% to 15% by weight of copper element relative to the total weight of the catalyst, and an alumina support, said catalyst being characterized in that: the mole ratio between nickel and copper is between 0.5 and 5 mol/mol; at least one portion of the nickel and copper is in the form of a nickel-copper alloy; the nickel content in the nickel-copper alloy is between 0.5% and 15% by weight of nickel element relative to the total weight of the catalyst, the size of the nickel particles in the catalyst is less than 7 nm.

Abstract: The present invention relates to a process for producing alcohol(s), according to which a culture medium containing a sugary carbon substrate (2) is introduced into a reaction section (1) comprising a support (4) on which micro-organisms are immobilised, in order to produce, by fermentation under the action of the said micro-organisms, a must (3) enriched with alcohol(s) and fermentation gas(es), such that the process is operated continuously in the liquid phase, and such that, in order to control production, the quantity of living micro-organisms immobilised on the support is monitored without intervention on the said supports.

Abstract: The present invention relates to a catalyst comprising: (a) an aluminium-doped sulphated zirconium oxide, —with an aluminium content of 0.8 to 3.0% by weight of the catalyst, —with a cristallographic phase containing at least 80%, in particular at least 85% or at least 90%, of zirconium oxide in the tetragonal phase, —with a crystallinity index for the zirconium oxide of at least 55%, in particular of at least 60% or at least 65% or 70%; (b) a refractory oxide selected from silica and/or alumina; (c) a group VIIIB metal.