Abstract: The invention relates to a heat exchanger for vaporizing a coolant fluid by heat exchange with a calorigenic fluid, said exchanger comprising several parallel plates defining a plurality of passages between them which are suitable for the coolant fluid or calorigenic fluid to flow, a first wave and a second wave extending between two successive plates so as to define a plurality of channels within the same passage, said first and second waves comprising two adjacent edges, at least one assembly member extending from one edge to the other so as to connect the waves to one another. According to the invention, the assembly member is forcibly engaged in at least one part of a channel of the first wave on one hand, and in at least one part of a channel of the second wave on the other hand.

Abstract: The invention relates to a gas/liquid separation column extending mainly along a vertical axis and comprising an external wall delimiting an internal space in which are arranged at least one first contact member in which the liquid and the gas are brought into contact and at least one dispensing device configured to collect the liquid resulting from the first contact member and to distribute it to a second contact member. At least one box for separating a two-phase fluid is arranged in the internal space of the column between the first contact member and the dispensing device against the wall of the column fed by a duct which passes through a wall of the separation box.

Abstract: A heat exchanger with several plates arranged in parallel is provided. The heat exchanger has a first series of passages for channeling at least one first fluid and a second series of passages for channeling at least one second fluid. The second fluid being in a heat-exchange relationship with at the first fluid. A mixer is arranged in the passage of the first series. The mixer has at least one first channel for the flow of a first phase of the first fluid in a flow direction. The mixer has at least one second channel for the flow of a second phase of the first fluid. The mixer has at least one opening fluidically connecting the first channel to the second channel.

Abstract: A method for installing trays in a case where a plate tower is horizontally placed or approximately horizontally placed. No manhole is formed on a cylinder body of the plate tower, so as to reduce damage to the cylinder body of the plate tower, thereby improving the airtight performance of the plate tower. Since the trays are installed in a case where the plate tower is horizontally placed or approximately horizontally placed, manual operations are facilitated, manual working is reduced, and the potential safety hazard caused by high-place operations is avoided.

Abstract: Heat exchanger with plates comprising a first series of passages for conducting at least one frigorigenic fluid and a second series of passages for conducting at least one calorigenic fluid, each passage being defined between two successive plates and extending parallel to a longitudinal axis, at least one mixing device arranged in at least one passage of the first series, said mixing device being configured to receive a liquid phase and a gaseous phase of the frigorigenic fluid and to distribute a mixture of said phases into said at least one passage.

Abstract: A heat exchanger with several plates arranged in parallel is provided. The heat exchanger has a first series of passages for channeling at least one first fluid and a second series of passages for channeling at least one second fluid. The second fluid being in a heat-exchange relationship with at the first fluid. A mixer is arranged in the passage of the first series. The mixer has at least one first channel for the flow of a first phase of the first fluid in a flow direction. The mixer has at least one second channel for the flow of a second phase of the first fluid. The mixer has at least one opening fluidically connecting the first channel to the second channel.

Abstract: The invention concerns a heat exchanger comprising several plates arranged parallel to one another and to a longitudinal direction so as to define a first series of passages for channeling at least one first fluid and a second series of passages for channeling at least one second fluid which is to be brought into a heat-exchange relationship with at least said first fluid, a mixer device being arranged in said at least one passage of the first series and comprising at least one first channel for the flow of a first phase of the fluid in the longitudinal direction, at least one second channel for the flow of a second phase of the fluid, and a plurality of orifices fluidically connecting the first channel to the second channel, said orifices occupying successive positions in the longitudinal direction. According to the invention, the distances between two successive positions, measured parallel to the longitudinal direction, are variable.

Abstract: The invention relates to a heat exchanger for vaporizing a coolant fluid by heat exchange with a calorigenic fluid, said exchanger comprising several parallel plates defining a plurality of passages between them which are suitable for the coolant fluid or calorigenic fluid to flow, a first wave and a second wave extending between two successive plates so as to define a plurality of channels within the same passage, said first and second waves comprising two adjacent edges, at least one assembly member extending from one edge to the other so as to connect the waves to one another.

Abstract: The invention relates to a gas/liquid separation column extending mainly along a vertical axis and comprising an external wall delimiting an internal space in which are arranged at least one first contact member in which the liquid and the gas are brought into contact and at least one dispensing device configured to collect the liquid resulting from the first contact member and to distribute it to a second contact member. At least one box for separating a two-phase fluid is arranged in the internal space of the column between the first contact member and the dispensing device against the wall of the column fed by a duct which passes through a wall of the separation box.

Abstract: A heat exchanger with plates defining a first series of passages for channeling at least one refrigerant fluid and a second series of passages for channeling at least one calorigenic fluid, at least one passage of the first series being defined between a first plate defining an adjacent passage of the second series and a second plate. A mixing device is arranged in the passage of the first series and includes a first surface arranged facing the first plate and a second surface arranged facing the second plate, at least one first channel for channeling a gas phase of the refrigerant fluid, and at least one second channel for channeling a liquid phase of the refrigerant fluid.

Abstract: Heat exchanger with plates comprising a first series of passages for conducting at least one frigorigenic fluid and a second series of passages for conducting at least one calorigenic fluid, each passage being defined between two successive plates and extending parallel to a longitudinal axis, at least one mixing device arranged in at least one passage of the first series, said mixing device being configured to receive a liquid phase and a gaseous phase of the frigorigenic fluid and to distribute a mixture of said phases into said at least one passage.

Abstract: A method of installing a vaporizer in a remote manufacturing yard is provided. The method can include the steps of obtaining a lower stage and an upper stage of a vaporizer; obtaining a first column section and a second column section; installing the lower stage to a bottom head such that the lower stage is in fluid communication with an inner volume of the bottom head; installing the first column section over and around the lower stage and fitting and welding a bottom of the first column section to the bottom head; installing the upper stage; and installing the second column section and fitting and welding a bottom of the second course to the first course.

Abstract: A method for fabricating a distillation column in a remote location away from a permanent manufacturing facility is provided. In one embodiment, the method can include the steps of: forming a plurality of column sections each having a diameter D, each column section comprising a plurality of courses that have been horizontally welded together, wherein each course is comprised of two or more partial shells that have been vertically welded together, wherein each of the two or more partial shells was created by vertically rolling a rectangular plate having a length of at least ( 1 N ? ? · D ) , wherein N is the number of partial shells used to form the course; installing a distributor and packing in each column section to form a plurality of packed column sections; and stacking the plurality of packed column sections to form a column.

Abstract: A method of installing a vaporizer in a remote manufacturing yard is provided. The method can include the steps of obtaining a lower stage and an upper stage of a vaporizer; obtaining a first column section and a second column section; installing the lower stage to a bottom head such that the lower stage is in fluid communication with an inner volume of the bottom head; installing the first column section over and around the lower stage and fitting and welding a bottom of the first column section to the bottom head; installing the upper stage; and installing the second column section and fitting and welding a bottom of the second course to the first course.

Abstract: A method for fabricating a distillation column in a remote location away from a permanent manufacturing facility is provided. In one embodiment, the method can include the steps of: forming a plurality of column sections each having a diameter D, each column section comprising a plurality of courses that have been horizontally welded together, wherein each course is comprised of two or more partial shells that have been vertically welded together, wherein each of the two or more partial shells was created by vertically rolling a rectangular plate having a length of at least ( 1 N ? ? · D ) , wherein N is the number of partial shells used to form the course; installing a distributor and packing in each column section to form a plurality of packed column sections; and stacking the plurality of packed column sections to form a column.

Abstract: A method of vaporizing cryogenic liquid, for example liquefied natural gas, by heat exchange with a calorigenic fluid, for example gaseous nitrogen is provided.

Abstract: The invention relates to a fluid distributor for a material and heat exchange column, comprising a series of adjacent parallel vertical walls (11) which define alternate gas and liquid volumes, whereby some of the vertical walls are separated by horizontal bottom walls, provided with a line of holes and at least one section of each vertical wall is provided with a line of openings (12, 12A), formed in the upper part of the vertical wall and whereby first openings (12) have a first length towards the horizontal wall and second openings (12A) have a second length towards the horizontal wall, the second length being greater than the first.

Abstract: A fluid distributor for heat and material exchange columns, more particularly of the packed type, comprising profiled elements (2) of inverted U shape with substantially vertical walls (4), and a base (1) in which are formed a plurality of parallel slots (9). Each slot is covered by one of the profiled elements, secured to the base by the walls (4) in a permanent and sealed manner. The base (1) is a flat plate. Each profiled element (2) is fixed to the two opposite edges of its slot (9) by welding. Each of the walls (4) terminates in at least one foot (7) turned inwardly of the element (2) and parallel to the surface of the base (1), the feet (7) serving to attach the elements to the base.

Abstract: The two end members (1, 4) are locked by a self-retractable hook (15) which engages in a groove (23) in the female end member (1). The hook (15) is connected to an actuating lever (11) biased by a spring (14) and provided with a push-button (20). Pivotally mounted on the other arm of the lever (11) is a yoke (6) mounted on the male end member (4). When the transfer has finished, the hook (15) is retracted by depressing the button (20) so as to unlock the coupling. In the event of frosting, by depressing the button (20) still further, the yoke (6) upwardly urges the female member (1) and separates the two end members. Application in the transfer of liquid oxygen from a storage container to a portable container for domestic oxygen treatment.