Abstract: The present invention relates to a device and a method for chemical looping combustion, for which the end of the intake duct (4) opening out within the chamber of the separator (1) is inclined with respect to a horizontal plane (H).

Abstract: The invention relates to a CLC plant for the combustion of solid hydrocarbon feedstocks generating particles of unburnt residues, comprising a solid/solid separator above the combustion reactor in order to efficiently separate the particles of the oxygen-carrying solid from the particles of unburnt residues contained in the gas/solid mixture (14) exiting from the combustion reactor. The chamber (1) of the solid/solid separator, the combustion reactor and the inlet (2) for the gas/solid mixture (14) of the chamber have a parallelepiped shape. The inlet (2) is equipped at its top with means (3) for distribution of said gas/solid mixture in the chamber which extend over the entire length of the inlet, improving the solid/solid separation.

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: A device for gas-liquid separation, intended to equip three-phase fluidized bed reactors such as those used in the H-oil process. The device has a succession of two bends situated in different planes, which device accomplishes excellent separation of the gas and of the liquid.

Abstract: The present invention concerns a combustion reactor (300) for chemical looping combustion (CLC) configured to operate in a fluidised bed, comprising: a lower chamber (320) forming a first reaction zone for the combustion of a hydrocarbon feedstock in the presence of particles of an oxidation-reduction active mass, comprising a first side wall and being configured to include a dense fluidised bed; an elongate upper chamber (340) with smaller passage cross-section than that of the lower chamber, forming a second reaction zone for the combustion of gaseous effluents originating from the combustion in the lower portion, comprising a second side wall and being configured to include a dilute fluidised bed; an intermediate portion (330) connecting the two chambers, and including an inner wall forming a right angle with the side walls of the two chambers. The invention also relates to the facility and the CLC process incorporating such a reactor (300).

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 device and a method for chemical looping combustion, for which the end of the intake duct (4) opening out within the chamber of the separator (1) is inclined with respect to a horizontal plane (H).

Abstract: The present invention describes a packing with a three-dimensional structure which is particularly suited to creating homogenous and anisotropic mixing between the gas phase and a dispersed solid phase moving in counter-current flow. Application of this packing to the stripper of fluidized catalytic cracking units.

Abstract: The present invention describes a packing with a three-dimensional structure which is particularly suited to creating homogenous and anisotropic mixing between a gas phase and a dispersed solid phase moving in counter-current flow. Application of this packing to the stripper of fluidized catalytic cracking units.

Abstract: The invention relates to a CLC plant for the combustion of solid hydrocarbon feedstocks generating particles of unburnt residues, comprising a solid/solid separator above the combustion reactor in order to efficiently separate the particles of the oxygen-carrying solid from the particles of unburnt residues contained in the gas/solid mixture (14) exiting from the combustion reactor. The chamber (1) of the solid/solid separator, the combustion reactor and the inlet (2) for the gas/solid mixture (14) of the chamber have a parallelepiped shape. The inlet (2) is equipped at its top with means (3) for distribution of said gas/solid mixture in the chamber which extend over the entire length of the inlet, improving the solid/solid separation.

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 present invention describes a device for distributing a light phase in a heavy phase inside a reaction chamber (5) containing said heavy phase in the fluidized state, comprising a pipe (1) for conveying the light phase, said pipe (1) being cylindrical, and being open in its upper part via first and second rectangular openings (7, 8) pierced in the lateral wall of said pipe (1), the second openings (8) being extended by branches (6) perpendicular to the axis of symmetry of the reaction chamber (5), and the pipe (1) being surmounted at its upper part by a convex head (9).

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.

Abstract: The present invention relates to a gas-solid separation device specially adapted to the external risers of catalytic cracking units. The device comprises a pipe (19) forming substantially an angle of 90° with respect to a riser (2), said pipe (19) dividing into two tubular sections (4) forming between them an angle 2*?, ? being between 5° and 85°. This device simultaneously makes it possible to channel the stripping gases and improves the overall efficiency of the separation by virtue of better control of the contact time. The present invention also relates to a catalytic cracking process using said gas-solid separation device.

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: 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 01 in the vertical plane (xz) and by an angle ?2 in the horizontal plane (xy).

Abstract: The present invention describes a device for distributing a light phase in a heavy phase inside a reaction chamber (5) containing said heavy phase in the fluidized state, comprising a pipe (1) for conveying the light phase, said pipe (1) being cylindrical, and being open in its upper part via first and second rectangular openings (7, 8) pierced in the lateral wall of said pipe (1), the second openings (8) being extended by branches (6) perpendicular to the axis of symmetry of the reaction chamber (5), and the pipe (1) being surmounted at its upper part by a convex head (9).

Abstract: The present invention describes a packing with a three-dimensional structure which is particularly suited to creating homogenous and anisotropic mixing between a gas phase and a dispersed solid phase moving in counter-current flow. Application of this packing to the stripper of fluidized catalytic cracking units.

Abstract: The present invention describes a packing with a three-dimensional structure which is particularly suited to creating homogenous and anisotropic mixing between the gas phase and a dispersed solid phase moving in counter-current flow. Application of this packing to the stripper of fluidized catalytic cracking units.