Abstract: A hydroconversion process of a heavy oil feedstock comprises: (a) preparing a conditioned feedstock by mixing said heavy oil feedstock with a catalyst precursor formulation so that a colloidal or molecular catalyst is formed when it reacts with sulfur wherein the catalyst precursor formulation comprises a catalyst precursor composition containing Mo, an organic additive comprising a carboxylic acid function and/or an ester function and/or an acid anhydride function, wherein the molar ratio organic additive/Mo from formulation is between 0.1:1 and 20:1; (b) heating said conditioned feedstock; and (c) introducing the heated conditioned feedstock into at least one hybrid ebullated-entrained bed reactor comprising a hydroconversion porous supported catalyst, wherein the reactor is operated in the presence of hydrogen and at hydroconversion conditions to produce an upgraded material, the colloidal or molecular catalyst being formed during step (b) and/or (c).

Abstract: The present invention relates to a slurry hydroconversion process of a heavy oil feedstock comprising: (a) preparing a first conditioned feedstock (103) by blending said heavy oil feedstock (101) with an organic chemical compound (102) comprising at least one carboxylic acid function and/or at least one ester function and/or an acid anhydride function; (b) preparing a second conditioned feedstock (105) by mixing a catalyst precursor composition (104) with said first conditioned feedstock so that a colloidal or molecular catalyst is formed when it reacts with sulfur; (c) heating the second conditioned feedstock in at least one preheating device; (d) introducing the heated second conditioned feedstock (106) into at least one slurry bed reactor and operating said slurry bed reactor in the presence of hydrogen and at hydroconversion conditions to produce an upgraded material (107), the colloidal or molecular catalyst being formed during step (c) and/or (d).

Abstract: A hydroconversion process of a heavy oil feedstock including (a) preparing a first conditioned feedstock (103) by blending heavy oil feedstock (101) with an organic chemical compound (102) containing at least one carboxylic acid function and/or at least one ester function and/or an acid anhydride function; (b) preparing a second conditioned feedstock (105) by mixing a catalyst precursor composition (104) with the first conditioned feedstock in a manner such that a colloidal or molecular catalyst is formed when it reacts with sulfur; (c) heating the second conditioned feedstock in at least a preheating device; (d) introducing the heated second conditioned feedstock (106) into at least one hybrid ebullated-entrained bed reactor containing a hydroconversion porous supported catalyst and operating the reactor in the presence of hydrogen and at hydroconversion conditions to produce an upgraded material (107), the colloidal or molecular catalyst being formed during step (c) and/or (d).

Abstract: The present invention relative to a process for the hydroconversion of a feedstock including a fraction of less than 50% by weight of plastic and/or SRF pyrolysis oil (102) and a heavy hydrocarbon fraction (101) containing a portion of at least 50% by weight with a boiling point of at least 300° C. and containing sulfur and nitrogen. The hydroconversion uses one or more ebullated bed or hybrid ebullated-entrained bed reactors (20), and preferably two successive hydroconversion steps. The process according to the invention allows the production of higher-quality, lower-boiling materials, for example for the production of fuels or chemical compounds for the petrochemical industry, with improved yields of certain cuts and while allowing facilitated processing of the hydroconverted products in downstream steps such as fixed-bed hydrotreatment and while maintaining good stability of the unconverted fraction.

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 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: The present invention relates to a slurry hydroconversion process of a heavy oil feedstock (101) comprising: (a) preparing a conditioned feedstock (103) by mixing said feedstock with a catalyst precursor formulation (104) so that a colloidal or molecular catalyst is formed when it reacts with sulfur, said catalyst precursor formulation (104) comprising a catalyst precursor composition (105) comprising Mo, an organic additive (102) comprising a carboxylic acid function and/or an ester function and/or an acid anhydride function, and a molar ratio organic additive (102)/Mo from formulation (4) ranging between 0.1:1 and 20:1; (b) heating said conditioned feedstock; (c) introducing the heated conditioned feedstock (106) into at least one slurry bed reactor and operating said reactor in the presence of hydrogen and at hydroconversion conditions to produce an upgraded material (107), the colloidal or molecular catalyst being formed during step (b) and/or (c).

Abstract: A hydroconversion process of a heavy oil feedstock including (a) preparing a first conditioned feedstock (103) by blending heavy oil feedstock (101) with an organic chemical compound (102) containing at least one carboxylic acid function and/or at least one ester function and/or an acid anhydride function; (b) preparing a second conditioned feedstock (105) by mixing a catalyst precursor composition (104) with the first conditioned feedstock in a manner such that a colloidal or molecular catalyst is formed when it reacts with sulfur; (c) heating the second conditioned feedstock in at least a preheating device; (d) introducing the heated second conditioned feedstock (106) into at least one hybrid ebullated-entrained bed reactor containing a hydroconversion porous supported catalyst and operating the reactor in the presence of hydrogen and at hydroconversion conditions to produce an upgraded material (107), the colloidal or molecular catalyst being formed during step (c) and/or (d).

Abstract: The present invention relates to a hydroconversion process of a heavy oil feedstock comprising: (a) preparing a conditioned feedstock (103) by mixing said heavy oil feedstock (101) with a catalyst precursor formulation (104) so that a colloidal or molecular catalyst is formed when it reacts with sulfur, said catalyst precursor formulation (104) comprising a catalyst precursor composition (105) comprising Mo, an organic additive (102) comprising a carboxylic acid function and/or an ester function and/or an acid anhydride function, and a molar ratio organic additive (102)/Mo from formulation (104) ranging between 0.

Abstract: The present invention relates to a slurry hydroconversion process of a heavy oil feedstock comprising: (a) preparing a first conditioned feedstock (103) by blending said heavy oil feedstock (101) with an organic chemical compound (102) comprising at least one carboxylic acid function and/or at least one ester function and/or an acid anhydride function; (b) preparing a second conditioned feedstock (105) by mixing a catalyst precursor composition (104) with said first conditioned feedstock so that a colloidal or molecular catalyst is formed when it reacts with sulfur; (c) heating the second conditioned feedstock in at least one preheating device; (d) introducing the heated second conditioned feedstock (106) into at least one slurry bed reactor and operating said slurry bed reactor in the presence of hydrogen and at hydroconversion conditions to produce an upgraded material (107), the colloidal or molecular catalyst being formed during step (c) and/or (d).

Abstract: A device for the descending flow of a hydrocarbon-containing liquid containing solid particles at the bottom of an item of equipment (1) and a process for the conversion of hydrocarbon-containing feedstocks implementing said device.

Abstract: The invention concerns a method for converting heavy hydrocarbon feedstocks of which at least 50% by weight boils at a temperature of at least 300° C., and in particular vacuum residues. The feedstocks are subjected to a first step a) of deep hydroconversion, optionally followed by a step b) of separating a light fraction, and a heavy residual fraction is obtained from step b) of which at least 80% by weight has a boiling temperature of at least 250° C. Said fraction from step b) or the effluent from step a) is then subjected to a second step c) of deep hydroconversion. The overall hourly space velocity for steps a) to c) is less than 0.1 h?1. The effluent from step c) is fractionated to separate a light fraction. The heavy fraction obtained, of which 80% by weight boils at a temperature of at least 300° C., is sent to a deasphalting step e).

Abstract: A vessel for the downflow of a preferably hydrocarbon liquid, containing solid particles: a bottom comprising a cylindrical upper part (11), a lower part (12) with a decreasing cross section and a varying angle of inclination ? with respect to the vertical axis (Z), and an outlet pipe (9); injections (5) and (6) of recirculated and/or of makeup liquid into the lower and upper parts respectively; injections (5) inclined with respect to the tangent to the wall of the lower part at the injection point by an angle ?1 in the vertical plane (xz) and by an angle ?2 in the horizontal plane (xy); injections (6) are inclined with respect to the wall of the upper part by an angle ?1 in the vertical plane (xz) and by an angle ?2 in the horizontal plane (xy).

Abstract: The present invention relates to a process for hydroconversion of a heavy hydrocarbon feedstock in the presence of hydrogen, at least one supported solid catalyst and at least one dispersed solid catalyst obtained from at least one salt of a heteropolyanion combining molybdenum and at least one metal selected from cobalt and nickel in a Strandberg, Keggin, lacunary Keggin or substituted lacunary Keggin structure.

Abstract: The invention relates to a process for converting a heavy hydrocarbon feedstock containing a fraction of at least 50% with a boiling point of at least 300° C., and containing sulfur, Conradson carbon, metals, and nitrogen, comprising at least two successive hydroconversion steps, which may be separated by an intermediate separation step, and at least one step of deasphalting a heavy fraction of the effluent resulting from the hydroconversion, with recycling at least one portion of the deasphalted oil (DAO) during the hydroconversion, downstream of the first hydroconversion step. The DAO is either recycled at the outlet thereof from the deasphalter, or after having undergone a fractionation step that produces a heavy fraction of the DAO that then constitutes the portion of the DAO that is recycled. This process makes it possible to simultaneously improve the degree of conversion and the stability of the liquid effluents.

Abstract: The present invention relates to a three-phase reactor for the reaction of a hydrocarbon feedstock with hydrogen and to a hydroconversion process, for example of H-Oil™ type, employing it, comprising a chamber with an upper end and a gas/liquid separation device comprising: a recycle cup, above the catalytic reaction zone and delimiting, with the upper end, a recycle zone, comprising a cylindrical upper part extended by a lower part of decreasing section and of variable angle of inclination, provided with vertical pipes for the passage of a gas/liquid mixture originating from a catalytic reaction zone, and having a fixed angle of inclination ? of between 50° and 85° with respect to the axis of the cylindrical part, a pipe for recycle of the liquid at the apex of the lower part, in fluidic communication with the lower end of the chamber by recirculation means.

Abstract: The invention concerns a method for converting heavy hydrocarbon feedstocks of which at least 50% by weight boils at a temperature of at least 300° C., and in particular vacuum residues. The feedstocks are subjected to a first step a) of deep hydroconversion, optionally followed by a step b) of separating a light fraction, and a heavy residual fraction is obtained from step b) of which at least 80% by weight has a boiling temperature of at least 250° C. Said fraction from step b) or the effluent from step a) is then subjected to a second step c) of deep hydroconversion. The overall hourly space velocity for steps a) to c) is less than 0.1 h?1. The effluent from step c) is fractionated to separate a light fraction. The heavy fraction obtained, of which 80% by weight boils at a temperature of at least 300° C., is sent to a deasphalting step e).

Abstract: The present invention relates to a process for hydroconversion of a heavy hydrocarbon feedstock in the presence of hydrogen, at least one supported solid catalyst and at least one dispersed solid catalyst obtained from at least one salt of a heteropolyanion combining molybdenum and at least one metal selected from cobalt and nickel in a Strandberg, Keggin, lacunary Keggin or substituted lacunary Keggin structure.

Abstract: A device for the descending flow of a hydrocarbon-containing liquid containing solid particles at the bottom of an item of equipment (1) and a process for the conversion of hydrocarbon-containing feedstocks implementing said device.

Abstract: Downflow hydrocarbon liquid device having a cylindrical upper part, a frustoconical lower part, an outlet pipe and a vortex-limiting system or vortex-breaker, with at least one flat blade and a hydrocarbon feedstocks conversion method employing the device.