Patents
Patents for B01D 3 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping (21,025)
05/1984
05/01/1984CA1166630A1 Heat engineering apparatus for carrying out thermo- dynamical processes comprising a pair of mutually opposite phase transitions of a work medium
05/01/1984CA1166598A1 Inhibitor for the polymerization of a 2- isocyanatoalkyl ester of an alpha, beta- ethylenically unsaturated carboxylic acid
05/01/1984CA1166596A1 Process and installation for the regeneration of an absorbant solution saturated with one or several gaseous compounds separable through heating or entrainable through stripping
05/01/1984CA1166595A1 Method of producing ethanol-water azeotrope from crude ethanol
04/1984
04/25/1984EP0106622A1 Decontaminating distilled water withdrawing means
04/25/1984EP0106544A1 Distributor apparatus for fluid including a gaseous and liquid phase
04/24/1984US4444696 Ultra-low-flowrate liquid distributor system
04/24/1984US4444623 Distilling apparatus
04/24/1984US4444576 Energy-saving distillative separation using low-temperature heat input
04/24/1984US4444573 Hydrotropes and uses thereof
04/17/1984US4443559 Catalytic distillation structure
04/11/1984EP0105111A1 Process for the esterification of acetic acid with alcohols having 4 or more than 4 C atoms and with glycol ethers
04/10/1984US4442048 Method and apparatus for controlling the formation of polymer accumulations during distillation of a vinylaromatic monomer
04/10/1984US4441963 Distillation apparatus
04/10/1984CA1165094A1 Stripping of aqueous ammonium carbonate solution
04/03/1984US4440861 For producing alcohol
04/03/1984US4440601 Method and apparatus for high volume fractional distillation of liquids
03/1984
03/28/1984EP0103822A2 Separation of chlorosilanes
03/27/1984US4439350 Contact structure for use in catalytic distillation
03/27/1984CA1164475A1 Method for producing aliphatic esters of carboxylic acids
03/27/1984CA1164399A1 Energy efficient apparatus and process for vaporizing a liquid and condensing the vapors thereof
03/27/1984CA1164398A1 Distillation apparatus
03/20/1984US4438499 Fractional distillation process control
03/20/1984US4438075 Process and apparatus for the production and maintenance of a fluidized layer in heterogeneous systems
03/20/1984US4437941 Separation of hydrocarbon and alcohol azeotropic mixtures by distillation with anhydrous ammonia
03/20/1984US4437940 Heat transfer gases
03/20/1984US4437937 Continuous trickle-down distillation unit for producing hydrated alcohol
03/20/1984US4437316 Method and apparatus for recovering waste energy
03/20/1984CA1163951A1 Process for removing acid gases and ammonia from an aqueous solution
03/20/1984CA1163950A1 Method and apparatus for controlling the formation of polymer accumulations during distillation of a vinylaromatic monomer
03/15/1984WO1984001022A1 An improved method and apparatus for recycling energy in counterflow heat exchange and distillation
03/14/1984EP0102480A2 Heat and mass exchange apparatus between liquids and gases or vapours
03/13/1984US4436902 Distillation, addition polymerization
03/07/1984EP0101889A2 Process and plant for deodorizing and/or de-acidifying edible oils, fats and esters
03/07/1984EP0101888A2 Process for deodorizing and/or de-acidifying cocoa butter and cocoa butter substitutes
03/06/1984US4435251 Treatment with acid; vacuum distillation
03/01/1984WO1984000700A1 Process for recovery of amine from spent acid stripping liquor
02/1984
02/28/1984US4434034 Direct fired glycol regenerator with vertical flues
02/28/1984CA1162878A1 Solid/liquid separation through liquid vaporization and condensation, and apparatus therefor
02/22/1984EP0101190A2 Process for producing ethanol
02/21/1984US4433194 Treating with titanium tetrachloride, adsorption with silica gel, distillation in presence of alkali metal aluminum hydride or borohydride
02/21/1984US4432914 Gas-liquid contact
02/21/1984US4432913 Liquid distributing apparatus and method for a liquid-vapor contact column
02/21/1984US4432837 Dispersing in water with clay, vaporization, condensing vapors, and separation
02/15/1984EP0100328A1 A method and means for reducing the need for energy supplied to distallation processes
02/14/1984US4431838 Extractive distillation of alcohol-ester mixtures and transesterification
02/08/1984EP0099961A1 Apparatus for dividing a trickling substance
02/07/1984US4430162 Water, alkali, extraction
02/07/1984US4430156 Process for drying pumpable suspensions
02/07/1984EP0062061A4 Absorption heat pump augmented thermal separation process and apparatus.
02/07/1984CA1161747A1 Column having trays with inclined apertures
02/01/1984EP0099656A2 Mass transfer contact apparatus
01/1984
01/31/1984US4428799 Production of concentrated alcohol and distillery slop
01/31/1984US4428798 Extraction and/or extractive distillation of low molecular weight alcohols from aqueous solutions
01/31/1984US4428759 Energy savings
01/31/1984US4428203 Power generation using fractionation column reboiler systems
01/31/1984US4428202 Electrical power generation by fractionation column reboiler
01/31/1984US4428201 Method of vaporizing a liquid stream
01/31/1984CA1161390A1 In-line distillation system
01/31/1984CA1161389A1 Vented water distiller
01/31/1984CA1161388A1 Desalination apparatus with power generation
01/24/1984US4427605 Tray device for collecting and distributing liquid for a counter-current column
01/24/1984CA1160949A1 Vapor-liquid contact grid apparatus and method of fabricating same
01/24/1984CA1160853A1 Method and apparatus for recovering waste energy
01/18/1984EP0098359A2 Recovery for solvent from a hydrocarbon extract
01/18/1984EP0098332A1 Process and apparatus for continuous fermentation and distillation
01/04/1984EP0097345A2 Device for the exchange of material and/or heat and/or chemical reactions between gaseous and/or liquid materials and for mixing these materials
01/03/1984US4424341 Separation of solid polymers and liquid diluent
01/03/1984US4424275 Continuous process for producing N-butanol employing anaerobic fermentation
12/1983
12/27/1983US4422903 Anhydrous ethanol distillation method and apparatus
12/21/1983EP0096309A1 Process for evaporative stripping
12/20/1983US4421607 Process for extractive distillation of plural hydrocarbon mixtures
12/20/1983US4421605 Distillation apparatus utilizing thermocompressor principles
12/20/1983CA1159003A1 Apparatus for removing salts and foreign matter from liquids (water)
12/20/1983CA1158838A1 Distillative separation of carbon dioxide from hydrogen sulfide
12/13/1983US4420374 Water degasification and distillation apparatus
12/13/1983CA1158594A1 Method for distilling ethyl alcohol by adding salt or salts
12/07/1983EP0095792A2 Process for separating a multi-component liquid
12/06/1983US4419242 Composite membrane for a membrane distillation system
12/06/1983US4419189 Distillation of 1,4-butanediol
12/06/1983US4419188 Thermally coupled extractive distillation process
12/06/1983US4419187 Colloids
11/1983
11/30/1983EP0095199A1 Reactor for preparing chlorine dioxide
11/29/1983US4418191 Solvent purification
11/29/1983US4417847 Separate quench and evaporative cooling of compressor discharge stream
11/29/1983CA1157632A1 Mass transfer apparatus
11/23/1983EP0094718A1 Reactor for the preparation of chlorine dioxide
11/23/1983EP0094553A2 Process for the environmentally non harmful recuperation of solvents
11/23/1983EP0094547A2 Plant for eliminating infiltrated water and putrid gas from landfills
11/23/1983EP0094543A2 Process and device for pervaporation
11/23/1983EP0094447A1 Method and apparatus for the evaporation of liquids from mixtures of liquids
11/22/1983US4417311 Fractional distillation column control
11/22/1983US4416734 Separation of nitroalkanol by azeotropic distillation
11/22/1983CA1157420A1 Process and apparatus for carrying out the first stage of separation of constituents of a reaction mixture obtained during synthesis of asymmetric dimethylhydrazine by the raschig method
11/22/1983CA1157419A1 Process and apparatus for separating organic liquid solutes from their solvent mixtures
11/15/1983US4415443 Distillates removed from second column by fluid evacuation and circulated uncondensed back to first
11/15/1983US4415409 Distillation in the presence of an extractive solvent
11/15/1983US4415075 Wall mounted light weight automatic water distiller
11/10/1983WO1983003775A1 Industrial distillation plant
11/09/1983EP0093638A1 Method for fractional distillation and applications to the production of mechanical or thermal energy from two low level heat sources