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| Number | Title | Issue Date |
| 7261284 | Process for effecting mass transfer between a liquid phase and a gaseous phase A process for effecting mass transfer between a liquid phase and a gaseous phase in a filled-type column comprising an external shell which accommodates at least one filler-containing basket wherethrough the phases are caused to flow in countercurrent relationship, ... | 08/28/2007 |
| 7163051 | Heat exchanger distributor for multicomponent heat exchange fluid A heat exchanger distributor which facilitates homogeneous flow of a two phase multicomponent heat exchange fluid, such as a refrigerant fluid, comprising a plurality of spaced dividers, extending longitudinally through some or all of the length of the finned sectio... | 01/16/2007 |
| 7100280 | Method for producing a heat exchanger The invention relates to a method for producing a plate heat exchanger from a plurality of heat exchanger blocks (1a, 1b). Each heat exchanger block (1a, 1b) has mounted on it a header (6a, 7 | 09/05/2006 |
| 7093649 | Flat heat exchanger plate and bulk material heat exchanger using the same A flat heat exchanger plate typically used in a bulk material heat exchanger is provided. The flat heat exchanger plate is designed to operate under a negative internal pressure to eliminate depressions or dimples that are typically formed into the sides of these ty... | 08/22/2006 |
| 7014177 | Process for effecting mass transfer between a liquid phase and a gaseous phase A process for effecting mass transfer between a liquid phase and a gaseous phase in a filled-type column having an external shell which accommodates at least one filler-containing basket wherethrough the phases are caused to flow in countercurrent relationship. The ... | 03/21/2006 |
| 6956101 | Method and installation for extracting a monomer from an aqueous slurry containing a polymer Process and installation for extracting a monomer from an aqueous broth of a polymer, in which, after the broth has been heated, the broth is subjected to a depressurization in a depressurization chamber and is then introduced into a vertical column, divided into se... | 10/18/2005 |
| 6953499 | Equipment for physical refining and deodorization of edible oils and fats Equipment for use in the physical refining and deodorization of edible oils and fats, including a shell containing a number of superimposed trays for degassing, heating, cooling and deodorization purposes. The equipment also includes a scrubber that is located at th... | 10/11/2005 |
| 6631892 | Tray contactor with same direction liquid flow A vapor-liquid contactor includes a plurality of vertically stacked trays (151) within a containment column, the central downcomer (152) provides a liquid supply and removal area at the same location on each tray (151), so that the horizontal liquid flow ... | 10/14/2003 |
| 6467758 | Process for effecting mass transfer between a liquid phase and a gaseous phase A process for effecting mass transfer between liquid phase and a gaseous phase in a filled-type column having an external shell which accommodates at least one filler-containing basket wherethrough the phases are caused to flow in countercurrent relations... | 10/22/2002 |
| 6423235 | Column gas-liquid contacting apparatus and its use thereof A gas-liquid contacting apparatus of a column system, comprising a column having an inlet for introducing a liquid to be treated and an outlet for a discharged gas in an upper part thereof, and an inlet for introducing a gas and an outlet for a treated li... | 07/23/2002 |
| 6365006 | Method for distilling a mixture of substances and device for realizing the same The present invention pertains to the alcohol processing industry and relates to a method that includes feeding a mixture into a distillation column which is fitted with contact devices for discharging the vapors through the top of said column. This metho... | 04/02/2002 |
| 5942197 | Countercurrent reactor A reactor is provided for reacting a liquid with a treat gas in the presence of a catalyst, the reactor comprising a continuous wall enclosing a first reaction zone, wherein the first reaction zone includes a catalyst for causing a desired reaction betwee... | 08/24/1999 |
| 5942164 | Combined heat and mass transfer device for improving separation process A two-phase small channel heat exchange matrix simultaneously provides for heat transfer and mass transfer between the liquid and vapor phases of a multi-component mixture at a single, predetermined location within a separation column, significantly impro... | 08/24/1999 |
| 5939031 | Countercurrent reactor A reactor is provided for reacting a liquid with a treat gas in the presence of a catalyst, the reactor comprising a continuous wall enclosing a first reaction zone, wherein the first reaction zone includes a catalyst for causing a desired reaction betwee... | 08/17/1999 |
| 5769067 | Air heater and humidifier using direct contact heating principles and method of operation An air heating and humidifying system and method using direct contact heating principles. The system consists in providing a source of hot water by feeding hot flue gases in a direct contact water heater and wherein the water sprayed over a packing in the... | 06/23/1998 |
| 5639286 | Vertical fluid dynamic cooling tower A vertical fluid dynamic cooling tower includes a shell which ha s a horizontal tubular injection element disposed inside. A pressurized heat liquid is pumped into the tubular element and ejected out upwardly through spaced nozzles disposed on the top of ... | 06/17/1997 |
| 5437714 | Semi-continuous deodoriser A combined vertical column and shallow tray semicontinuous deodoriser for edible oils and fats and comprising a column (10) of discrete vessels and a deodorising vessel (13) disposed within or valve-connective thereto. In the operation of the device, heat... | 08/01/1995 |
| 5064506 | Packed column with built-in temperature measuring points A packed column with temperature sensors to measure the temperature profile longitudinally and transversely of the column without the temperature profile or flow conditions being affected by the measuring arrangement. The temperature measuring leads (10) ... | 11/12/1991 |
| 4872955 | Vapor/liquid contact column structure A vapor-and-liquid contact structure for distillation, fractionation, rectification, absorption, and the refining, in a column, of various liquid materials such as petroleum, chemical, and alcohol solutions wherein provision is made for the inclusion of v... | 10/10/1989 |
| 4750975 | Vapor/liquid contact column structure Vapor and liquid contact structure for distillation, fractionation, rectification, absorption, and the refining, in a column, of various liquid materials such as petroleum, chemical, and alcohol solutions. Provision is made for the inclusion of vertically... | 06/14/1988 |
| 4654205 | Sulphur trioxide absorption apparatus and process An absorption tower for absorbing sulphur trioxide in sulphuric acid having distinct upper and lower packed absorption zones wherein substantially all of the sulphur trioxide is absorbed by the sulphuric acid in the lower zone, while in the upper zone the... | 03/31/1987 |
| 4522257 | Tub vapor condenser In a tub vapor condenser for brewing tubs two condenser stages are arranged above one another in the vapor vent of the tub, the lower condenser stage being constructed as a tube condenser and the upper condenser stage being constructed as a spray arrangem... | 06/11/1985 |
| 4442049 | Apparatus for ensuring heat exchange between a gas flow and a heat exchanger Apparatus for ensuring heat exchange between a gas flow and a heat exchanger comprises a duct through which the gas flows. The heat exchanger is mounted in the duct such that the gas flows therethrough. Constrictions for the gas flow are arranged in the d... | 04/10/1984 |
| 4440698 | Apparatus for ensuring heat exchange between a gas flow and a heat exchanger Apparatus for ensuring heat exchange between a gas flow and a heat exchanger comprises a duct through which the gas flows. The heat exchanger is mounted in the duct such that the gas flows therethrough. Constrictions for the gas flow are arranged in the d... | 04/03/1984 |
| 4402792 | Apparatus for producing alcohol fuel An apparatus and method for producing alcohol fuel in an efficient and continuous manner are provided. The apparatus and method utilize otherwise lost heat to reduce the amount of heat required to convert feed stock into alcohol fuel. The apparatus and me... | 09/06/1983 |
| 4308037 | High temperature pollutant removal from gas streams High temperature thermal exchange between molten liquid and a gas stream is effected by generating in a confined flow passageway a plurality of droplets of molten liquid and by passing a gas stream through the passageway in heat exchange relationship with... | 12/29/1981 |
| 4256675 | Method for generating super atmospheric pressures of sensitive materials in a gas stream Apparatus and processes are disclosed for converting sensitive organic compounds such as acrolein, methacrolein, acrylic acid and methacrylic acid from liquid to vapor in admixture with a gas stream at super-atmospheric pressures with minimum decompositio... | 03/17/1981 |
| 4238462 | Autocirculation process and apparatus A process for reacting a circulating liquid reaction solution with a gas in separate reaction zones within a single reaction vessel wherein the liquid reaction solution is continuously circulated between a first reaction zone and a second reaction zone wi... | 12/09/1980 |
| 4230533 | Fractionation method and apparatus A fractionation column is provided with a feed inlet and three product outlets, with the product outlets including an overhead vapor outlet, a bottoms liquid outlet and a side draw outlet. A plurality of vertically spaced apart vapor-liquid contact trays ... | 10/28/1980 |
| 4190620 | Device for generating super atmospheric pressures of sensitive materials in a gas stream Apparatus and processes are disclosed for converting sensitive organic compounds such as acrolein, methacrolein, acrylic acid and methacrylic acid from liquid to vapor in admixture with a gas stream at super-atmospheric pressures with minimum decompositio... | 02/26/1980 |
| 4177044 | Process for removing oxygen from and adding carbon dioxide to a liquid water A liquid and a carbon dioxide containing gas are brought into intimate contact with each other while flowing countercurrently through a column divided into three contact zones. The liquid flows through the first contact zone at a relatively low temperatur... | 12/04/1979 |
| 4121913 | Process feed and effluent treatment systems A liquid feed and effluent system to recover dissolved process gas (e.g. H2 S) from an effluent process liquid (e.g. water), which liquid may also contain dissolved solid components (e.g. soluble salts); the system heats the feed liquid with he... | 10/24/1978 |
| 4037653 | High-temperature thermal exchange process High temperature thermal exchange between molten liquid and a gas stream is effected by generating in a confined flow passageway a plurality of droplets of molten liquid and by passing a gas stream through the passageway in heat exchange relationship with... | 07/26/1977 |
| 4025398 | Distillation processes and apparatus In a fractional distillation process and apparatus two columns are intercoupled to provide variable reboil in one and variable reflux in the other so as to approach closely to thermodynamically ideal fractionation. The variable reboil column has a series ... | 05/24/1977 |
| 4009230 | Device for vacuum treatment of liquids by means of a gaseous strip-medium Oil or fat is deodorized by contacting with steam. The oil or fat is finely distributed in a vacuum contact zone by spray means whereupon it contacts a steam vapor. The contacted oil or fat is then recycled in the same contact zone, finely distributed, an... | 02/22/1977 |
| 3933953 | Apparatus for deodorizing fats and oils Apparatus and method for stripping fatty acids and removing objectionable odors or flavors from oils and fats comprising a chamber which encloses a stack of horizontal, parallel disposed plates, each plate having a plurality of apertures defined by chimne... | 01/20/1976 |
