Abstract: The present invention relates to a device (10) for sampling solid particles from a sealed enclosure (12), sampling device (10) comprising a tubular body (18) carrying a sampling head (16), sampling head (16) being configured for gravity sampling of a volume of solid particles (14) from the enclosure, the device comprising a tubular pipe (52) attached to tubular body (18) and forming a non-zero angle with tubular body (18), tubular body (18) comprising a deflector (50) for deflecting solid particles (14) in tubular pipe (52). Additionally, sampling device (10) comprises a capacitive valve for discharge of the solid particles positioned downstream from tubular pipe (52). The invention also relates to a method for sampling solid particles, and a method for revamping a sampling device (10).

Abstract: The present invention concerns a pair of heat exchanger plates, Each plate (A, B) comprises a central panel provided with at least one groove (101, 102) protruding into a channel defined by an inner volume (V) between the plates. Within the pair of plates (A, B), each groove (101) of first plate (A) is parallel to each groove (102) of second plate (B).

Abstract: The focus of this invention is the economic integration of two well-known technologies to provide an economical, integrated process unit for the complete conversion of residue feedstock. The technologies employed are heavy oil hydrocracking, which can be via an ebullated-bed, fixed-bed or slurry bed process, and coking, which can be via a delayed coking or fluid coking (with or without integrated gasification). The invention is most applicable to residue hydrocracking of high CCR and metals atmospheric and vacuum residues where coking of the unconverted hydrocracker residue is the most practical and economical method of hydrocracking bottoms disposal.

Abstract: 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 being preferably quadrilateral, or quadrilateral with truncated corners, said plate having: a first side (A1; B1) of the central panel which is inclined with respect to said central panel (A0; B0) and which forms a first joining panel (JA; JB), the opposite side (A3; B3) to said first side (A1; B1) which is flat.

Abstract: A process for hydrocracking a petroleum feedstock involves: (a) hydrocracking the feedstock to obtain a hydrocracked effluent; (b) liquid/gas separation of the effluent to obtain a gaseous effluent and a liquid effluent; (c) fractionating the liquid effluent at a pressure P1, producing a first distillate and a first residue, (d) recycling a first portion of the first residue to hydrocracking, (e) rectifying a second portion of the first residue at a pressure P2 lower than or equal to the pressure P1, to obtain a secondary distillate, a secondary residue and a vapor stream, (f) purging a portion of the secondary residue, and (g) recycling all or part of the secondary distillate to hydrocracking.

Abstract: 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), which are disposed facing one another and are spaced apart from one another so as to define an internal volume that is able to form a channel for the flow of a first fluid (F1), and each comprising a central panel (A0, B0. Said central panels are quadrilateral or quadrilateral with optionally truncated, cut-off or rounded edges, and are flat and mutually parallel. Two opposite sides of the central panel (A0) of the first plate (A) are inclined with respect to said central panel (A0) in the direction of the second plate (B) and form first joining panels (P1, P2) that come into contact with the two corresponding flat opposite edges of the central panel (B0) of the second plate (B).

Abstract: The present invention relates to the extraction of gasoline from a gas G, with (a) a step of extracting gasoline from the gas to be treated comprising methanol GM obtained from step (d), (b) a step of separating said fluid GL1 partially condensed in step (a), producing a first aqueous liquid phase A1, a first liquid phase H1 of hydrocarbon(s) a gaseous phase G1 obtained from the gas G; (c) a step of contacting a portion of the gas G to be treated with said first aqueous liquid phase A1, producing a second aqueous liquid phase A2, a gaseous phase of gas to be treated comprising methanol GM?; (d) a step of mixing said gaseous phase of gas to be treated comprising methanol GM? with the remainder of the gas G to be treated, producing a gas to be treated comprising methanol GM, (e) a step of stabilizing said first liquid phase H1 of hydrocarbon(s).

Abstract: 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: the second end of the assembly rod 3 being provided with a tightening means (4); the compressible planar piece 5, said operating lever comprising a cam lever 2 and the tightening means 4 arranged in tightened position being disposed around the assembly rod 3 in an assemblage; said operating lever comprising a cam lever 2 being arranged so that a rotation of the cam lever 2 about an axis y at right angles to the axis z of the assembly rod 3 induces a displacement of the cam lever 2 between a tightened position and a loosened position.

Abstract: 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 hydroxides, and the matrix incorporating hollow mineral microspheres having a different composition in a content of between 0.3 and 50% by weight, in particular between 0.5 and 15% by weight, of the matrix.

Abstract: The present invention relates to a process for regenerating a rich MEG aqueous solution (100), recovering a maximum amount of MEG while at the same time removing the carboxylic acid salts, including: a) vacuum evaporation of the solution (100) in a unit (1000); b) optional precipitation in a tank (1002) of the inorganic salts of a portion (105) of the liquid residue enriched in MEG and in salts (104) obtained from a); c) removal of the precipitated inorganic salts in a solid/liquid separation unit (1003); d) sending all or part (114) of the liquid effluent (112) obtained from c) into a separation unit (1004) different from the unit (1000) to form, notably, an MEG stream depleted in carboxylic acid salts or in carboxylic acids (115); e) recycling of said stream (115) into step a).

Abstract: The invention relates to an improved system and method for relief of hot, high pressure, fouling fluid from the 1st Stage Reactor and the ISS in case of an unintended overpressure situation while allowing the quick establishing of normal fluid flow path once the overpressure situation has been corrected. This allows for rapid cooling of all subsequent reactor stages while minimizing VGO slop generation that needs reprocessing.

Abstract: 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.

Abstract: A process for hydrocracking a petroleum feedstock involves: (a) hydrocracking the feedstock to obtain a hydrocracked effluent; (b) liquid/gas separation of the effluent to obtain a gaseous effluent and a liquid effluent; (c) fractionating the liquid effluent at a pressure P1, producing a first distillate and a first residue, (d) recycling a first portion of the first residue to hydrocracking, (e) rectifying a second portion of the first residue at a pressure P2 lower than or equal to the pressure P1, to obtain a secondary distillate, a secondary residue and a vapor stream, (f) purging a portion of the secondary residue, and (g) recycling all or part of the secondary distillate to hydrocracking.

Abstract: The present invention concerns a process for the treatment of a feed comprising biomass, said process comprising at least the following steps: a) a step for drying said feed at a temperature in the range 20° C. to 180° C. for a period in the range 5 to 180 minutes, b) a step for torrefaction of the dried feed obtained from step a) in order to produce at least one solid torrefied biomass effluent, and c) a step for co-grinding the solid torrefied biomass effluent obtained from step b) in the presence of a second biomass feed in order to obtain a powder.

Abstract: The invention relates to a device (D) for distributing a fluid, which is able to be arranged in a fixed catalytic bed (C1, C2) of a reactor (R), said device comprising conveying means for conveying said fluid, comprising a plurality of pipes each directly receiving a distinct share of said fluid, distribution means for distributing said fluid, means for generating a local pressure drop in said fluid, such that: the device comprises manifold means (2a) for collecting said fluid together, and providing the fluidic connection between the pipes of said fluid conveying means and said fluid distribution means, said means for generating a local pressure drop are added on to said conveying or distribution or manifold (2a) means.

Abstract: 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 reboiler column type separation column is added which treats at least a portion of the heavy effluent obtained from the high pressure hot separator. All or a portion of the bottom fraction from said column, which is rich in polynuclear aromatic compounds, is purged. At least a portion of the bottom fraction obtained from the fractionation section, which is constituted by unconverted products, is recycled to the reaction section.

Abstract: Process for the treatment of a feedstock containing biomass, the process including a) drying the feedstock at a temperature between 20 and 180° C. for a duration between 5 and 180 minutes, b) torrefaction of the feedstock originating from step a) in order to produce at least one torrefied biomass solid effluent, c) co-grinding the torrefied biomass solid effluent originating from step b), in the presence of at least one solid fossil feedstock in order to obtain a powder.

Abstract: 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 solid prepared by means of this method.

Abstract: The present invention describes a process for obtaining para-xylene from a feedstock containing xylenes, ethylbenzene and C9+ hydrocarbons, said process comprising a single stage A of separation in a simulated moving bed carried out with a zeolite as adsorbent and a desorbent and making it possible to obtain at least three fractions, a fraction A1 comprising a mixture of para-xylene and of desorbent and two fractions A21, A22 comprising ethylbenzene (EB), ortho-xylene (OX) and meta-xylene (MX) and desorbent, said stage is carried out at a temperature between 20° C. and 250° C., under a pressure between the bubble pressure of the xylenes at the operating temperature and 2.0 MPa, and with a ratio by volume of the desorbent to the feedstock in the unit for separation 2 in a simulated moving bed is between 0.4 and 2.

Abstract: 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.