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| Number | Title | Issue Date |
| 8052126 | Liquid distribution in co-current contacting apparatuses Fluid distribution systems, and particularly those for distributing liquids into apparatuses containing modules used to carry out vapor-liquid contacting, are described. Representative liquid distribution systems comprise an extended trough having a plurality of out... | 11/08/2011 |
| 7770872 | Flow device for an enclosure for processing, particularly hydrocarbons, and corresponding enclosure A flow device intended for a two-phase flow processing enclosure of the natural counter-flow type, in which an ascending gaseous flow and a descending liquid flow circulate. The device is formed by an appreciably horizontal tray having openings for the passage of th... | 08/10/2010 |
| 7600742 | Vapour-liquid distribution tray Liquid-vapour distribution device for use in two-phase concurrent down-flow vessels, having a level, horizontal tray being perforated with holes, each perforation through the horizontal tray being fitted with a vapour lift tube, the vapour lift tube including at lea... | 10/13/2009 |
| 7424999 | Co-current vapor-liquid contacting apparatus The invention is a high capacity and high efficiency co-current vapor-liquid contacting apparatus for use in distillation columns and other vapor-liquid contacting processes. The apparatus is characterized by an arrangement of modules in horizontal stages rather tha... | 09/16/2008 |
| 7377498 | Device in process engineering column The liquid distributor includes a plurality of parallel spaced apart passages for receiving liquid, at least one carrier beam disposed transversely of and over the walls of the passages and at least one sheet metal plate slidably mounted on one of walls of the carri... | 05/27/2008 |
| 7370846 | Parallel flow fractionation tray The invention comprises multiple configurations of downcomers in a parallel flow multiple downcomer tray for vapor-liquid contacting processes such as the separation of chemical compounds via fractional distillation or the removal of a component of a gas stream with... | 05/13/2008 |
| 7364707 | Packing element comprising at least one recessed portion of specific volume and method of using thereof A packing element for use in a fluidised bed includes a continuous surface with at least one recessed portion. The recessed portion has a volume in the range of 0.2 to 30% of the volume of the packing element itself. ... | 04/29/2008 |
| 7364141 | Fluid cooler with evaporative heat exchanger A cooling tower and/or a fan drive system are provided which enhance cooling performance, are able to reduce lateral temperature gradients at least to some degree, provide for easy removable of debris and/or provide for easy fan adjustment. ... | 04/29/2008 |
| 7344576 | Conditions for fluid separations in microchannels, capillary-driven fluid separations, and laminated devices capable of separating fluids Methods of separating fluids using capillary forces and/or improved conditions for are disclosed. The improved methods may include control of the ratio of gas and liquid Reynolds numbers relative to the Suratman number. Also disclosed are wick-containing, laminated ... | 03/18/2008 |
| 7328886 | Air-to-air atmospheric heat exchanger for condensing cooling tower effluent A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends in a first direction generally parallel to the vertical axis of the heat exchange apparatus, wherein said first vertical rib protrudes in a second direction out of the... | 02/12/2008 |
| 7276215 | Mixing device for two-phase concurrent vessels In a vertical reactor vessel through which vapor and liquid flow concurrently, the fluids pass vertically through a horizontal mixing box having internal flow baffles that form at least one mixing orifice through which the process stream flows at high velocity. In t... | 10/02/2007 |
| 7258328 | Method for designing radial distributors in mass transfer vessel Disclosed is a mass transfer vessel or a mass transfer tower, which is installed in water purification equipment, condensate water demineralization equipment, sewage treatment equipment, waste water treatment equipment, or chemical reactors to perform filtration, ad... | 08/21/2007 |
| 7232116 | Fluid cooler with evaporative heat exchanger and intermediate distribution A cooling tower and/or a fan drive system are provided which enhance cooling performance, are able to reduce lateral temperature gradients at least to some degree, provide for easy removable of debris and/or provide for easy fan adjustment. ... | 06/19/2007 |
| 7210671 | Fan-assisted wet cooling tower and method of reducing liquid loss The invention provides an improved natural draft cooling tower (10) having improved cooling capability and reduced liquid losses of evaporation and blow-out. To this end, the distribution of hot liquid to the packing assembly within the tower is increased aro... | 05/01/2007 |
| 7204477 | Parallel flow fractionation tray The invention comprises multiple configurations of downcomers in a parallel flow multiple downcomer tray for vapor-liquid contacting processes such as the separation of chemical compounds via fractional distillation or the removal of a component of a gas stream with... | 04/17/2007 |
| 7172179 | Methods and apparatus for mixing fluids A bubble cap (400) has a cap (430) with at least one slot (495) and a riser (420), configured with a skirt height (460) of at least 4 cm, such that 1.5*Skirt Height (cm)+[Slot Length (cm)−Exposed Slot Height (cm)] is greater than... | 02/06/2007 |
| 7131639 | Water distribution system for an evaporative cooler An evaporative cooler, including one or more media modules, distributes water from a source of water to each module through a constant flow valve. A distribution unit at each media module includes a spray bar for spraying water through a plurality of uniformly space... | 11/07/2006 |
| 7128310 | Air-to-air atmospheric heat exchanger for condensing cooling tower effluent A cooling tower having a heat exchanger. The heat exchanger includes at least one heat exchanger pack having a generally diamond shape. The heat exchanger pack includes a first set of passageways for receiving a stream of warm, water laden air and a second set of pa... | 10/31/2006 |
| 7125004 | Liquid distributor for use in mass transfer column A flow distributor for liquid descending in a vertically elongated process column having an internal space. The distributor is made up of an elongated liquid distribution trough configured and arranged for being mounted in a process column in a position to extend ac... | 10/24/2006 |
| 7121537 | Enclosed space for mixing and distribution of a gaseous phase and a liquid phase circulating in ascending flow Described is an enclosed space, a column, or a reactor including a device for mixing and distribution of at least one gaseous phase and at least one liquid phase. The device can be placed upstream of a reaction zone or of a gas/liquid contact zone that can contain a... | 10/17/2006 |
| 7114709 | Combined liquid collector and mixer for mass transfer column and method employing same A collector is used to collect and mix liquid from an overlying zone in a mass transfer column in which fluid streams are processed, such as to obtain fractionation products. The collector has two or more liquid collection regions and two or more sumps positioned ab... | 10/03/2006 |
| 7111831 | Sound attenuation apparatus and method A cooling tower sound attenuation apparatus having at least one sheet. The sheet has an upper and lower end and a first substantially straight region and a second region that is connected to the first substantially straight region. The apparatus additionally has a l... | 09/26/2006 |
| 7100331 | Directional flow flashing A flashing providing directional vanes, ribbing, scoring or etchings on its working surface which is suitable for joining, or providing backing for, sections of roofing materials, sections of exterior wall material, particularly at corners, and sections of the walls... | 09/05/2006 |
| 7007932 | Wall-flow redistributor for packed columns An apparatus for collecting and redistributing a flow of a liquid descending in an exchange column containing a layer of structured packing and having a longitudinal axis, a cross-sectional area, and an inner wall having an inner perimeter, includes: a wall-flow col... | 03/07/2006 |
| 6997445 | Method and device for introducing a liquid-vapor mixture into a radial feed cylindrical fractionating column A method and device for introducing a liquid-vapor mixture into a radial feed cylindrical fractionating column (1). The method includes separating the liquid-vapor mixture into two opposite and horizontal flows (6, 7), and directing the flows toward th... | 02/14/2006 |
| 6907751 | Liquid distributor Liquid is distributed substantially uniformly in a liquid-vapour separation column 22 located on an off-shore floating platform using a liquid distributor 24 characterised in that (i) the distance between the two apertures that are furthest apart in th... | 06/21/2005 |
| 6875247 | Conditions for fluid separations in microchannels, capillary-driven fluid separations, and laminated devices capable of separating fluids Methods of separating fluids using capillary forces and/or improved conditions for are disclosed. The improved methods may include control of the ratio of gas and liquid Reynolds numbers relative to the Suratman number. Also disclosed are wick-containing, laminated ... | 04/05/2005 |
| 6769672 | Two-phase distribution apparatus and process Vapor and liquid passing downward through a vessel are brought into contact within a plurality of distributor assemblies arranged across a horizontal distribution tray located within the vessel. The distributor assemblies have fluid flow paths with different resista... | 08/03/2004 |
| 6758463 | Liquid distributor internal baffling An apparatus for distributing a liquid in an exchange column includes a plate and at least one elongated internal baffle. The plate has at least one elongated channel, which has a first longitudinal axis, a bottom, and at least one aperture in the bottom. At least a... | 07/06/2004 |
| 6749182 | Bolted collector for vapor liquid contacting vessel A liquid collector for use in a vapor liquid contacting vessel such as a distillation column having bolted or otherwise fastened components wherein liquid leakage is ameliorated by a collector tray divided into three overlapping levels including a center sump, deck ... | 06/15/2004 |
| 6726188 | Structured mass transfer packing with improved baffles A packing for a mass transfer column for absorption, desorption, rectification or extraction processes, includes a packing bed having a packing element, a tubular shrink film shrunk onto at least a portion of a periphery of the packing element, and a baffle arranged... | 04/27/2004 |
| 6722639 | Liquid distributor in mass transfer column and method of installation and use A mass transfer column is provided with a liquid distributor that distributes liquid to an underlying mass transfer bed containing one or more random, grid or structured packing elements. The liquid distributor includes a plurality of elongated troughs that are spac... | 04/20/2004 |
| 6663694 | Air-to-air atmospheric exchanger for condensing cooling tower effluent Heat exchanger packs having a first set of passageways for receiving a stream of ambient air and a second set of passageways for receiving a stream of warm water laden air is disclosed. The first set of passageways and second set of passageways being sepa... | 12/16/2003 |
| 6663087 | Air-to-air atmospheric exchanger for condensing cooling tower effluent Heat exchanger packs having a first set of passageways for receiving a stream of ambient air and a second set of passageways for receiving a stream of warm water laden air is disclosed. The first set of passageways and second set of passageways being sepa... | 12/16/2003 |
| 6575437 | Counterflow column with a liquid distributor A counterflow column that includes a liquid distributor including a plurality of tubular or trough-like distributor members. The distributor members are arranged in a column above a packing such that a plurality of partial flows develop in an upwardly flo... | 06/10/2003 |
| 6544628 | Contact bodies and method and apparatus of making same A contact body is disclosed, comprising at least two contact sheets having opposing surfaces and a projection extending outward from one surface of each contact sheet, wherein the projection defines a depression on the opposite surface of the contact shee... | 04/08/2003 |
| 6540213 | Column comprising a base between filler body sections The guide member for a liquid jet to be deflected allows a liquid after flowing out of a container to be deflected onto a target which is located below the container. The deflecting takes place by means of a shaped material plate which is arranged ahead o... | 04/01/2003 |
| 6527258 | Apparatus for the collection and distribution of liquid in a column The apparatus for the collection and distribution of liquid in a column having at least one lamella collector and a distributor outflow system which is arranged below it. A side passage is contained in the or in each lamella collector and liquid outflow o... | 03/04/2003 |
| 6502806 | Liquid distributor assembly for use in packed column A flow distributor is provided for distributing liquid onto a packed bed of a process column. The distributor includes an elongated liquid trough having first and second laterally spaced, longitudinally extending sidewalls and a longitudinally extending f... | 01/07/2003 |
| 6395138 | Liquid dispenser for distilling column, and corresponding distilling column This distributor (1) includes: a primary distributor (3) which delimits a closed volume provided with liquid predistribution openings (8) which open into the column; a device for feeding the primary distributor (3) with liquid under a pressure very much greate... | 05/28/2002 |
