| Patents for B01D 3 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping (21,025) |
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| 02/23/1993 | CA1313746C Disinfectant vaporizing apparatus |
| 02/18/1993 | WO1993002964A1 Desalination plant, especially for use in marine and off-shore installations |
| 02/16/1993 | US5186872 Vacuum evaporation into confined space, cooling with inert gas stream, deposition onto cold surface |
| 02/09/1993 | US5185481 Method for the separation of impurities from crude ethanol aqueous solution |
| 02/09/1993 | US5185017 Gas-liquid contact apparatus |
| 02/03/1993 | EP0525748A1 Method and apparatus for removing hydrocarbons from polymer slurries |
| 02/03/1993 | EP0460037B1 Model-supported diagnostic and control device for rectifying columns |
| 02/03/1993 | CN1068516A Wave shaped tower tray with protective plate |
| 02/03/1993 | CA2074780A1 Method and apparatus for removing hydrocarbons from polymer slurries |
| 02/02/1993 | US5183866 Polymer recovery process |
| 02/02/1993 | US5183540 Method for recovering solvents through the use of an extender |
| 02/02/1993 | US5183538 Extraction plus ion exchange processing of a brine stream |
| 01/27/1993 | EP0524825A1 Method of treating waste liquor |
| 01/21/1993 | WO1993000974A1 Rotary evaporator with a statically sealed steam chamber |
| 01/20/1993 | EP0523990A1 Coolant recycling apparatus |
| 01/14/1993 | DE4213430A1 Rotationsverdampfer mit statisch gedichtetem dampfraum Rotary evaporator with static gedichtetem steam room |
| 01/13/1993 | EP0522920A1 Distillation-reaction device and its use for the realization of balance reactions |
| 01/13/1993 | CN2126546Y Ladder-shaped horizontal bubble plates |
| 01/12/1993 | US5178734 Water distilling apparatus with vertically stacked components |
| 01/07/1993 | DE4121300A1 Spinning bath vapour condensing - uses the spinning bath to cool the recirculation sulphuric acid used for water condensation |
| 01/05/1993 | US5176883 Distillation column, reactor for production of ethylbenzene |
| 01/05/1993 | US5176821 Process for the separation of aromatic hydrocarbons with energy redistribution |
| 01/05/1993 | US5176799 Evaporator with solvent recovery feature |
| 01/05/1993 | US5176798 System for removal and disposal of minor amounts of organics from contaminated water |
| 12/30/1992 | EP0520097A1 An improved method and process of distillation/deodorisation of oils, fats and fatty acids |
| 12/29/1992 | US5174315 System for cleaning objects |
| 12/23/1992 | WO1992022625A1 Apparatus and method for reclaiming waste oil |
| 12/23/1992 | WO1992022624A1 Apparatus and method for reclaiming useful oil products from waste oil |
| 12/23/1992 | EP0519368A2 Process for the purification of diaminodiphenyl compounds |
| 12/23/1992 | EP0519139A1 Process for the purification of glycidyl (meth)acrylate |
| 12/23/1992 | CN1067186A Structured column packing with improved turndown |
| 12/23/1992 | CN1019549B Tower packing element with embossed surfaces |
| 12/23/1992 | CA2112097A1 Apparatus and method for reclaiming waste oil |
| 12/22/1992 | US5173156 Dehydration of formic acid by extractive distillation |
| 12/22/1992 | US5173155 Vacuum boiler type evaporator |
| 12/22/1992 | US5173092 Treatment of polluted ground water by separation, air stripping |
| 12/22/1992 | CA1311680C Liquid distributor assembly for packed tower |
| 12/16/1992 | EP0367817B1 Heat and material exchange device |
| 12/15/1992 | US5171434 Effluent recycling sanitation system |
| 12/15/1992 | US5171407 Distillation plant for producing hydrogen peroxide |
| 12/15/1992 | CA1311500C Alkylation of organic aromatic compounds |
| 12/10/1992 | WO1992021740A1 Installation for steam distillation of essential oil from vegetable raw material |
| 12/10/1992 | WO1992021739A1 Installation for processing vegetable raw material |
| 12/10/1992 | WO1992021418A1 A vapor-liquid distribution method and apparatus |
| 12/10/1992 | DE4118468A1 Separator column for sepg. contents of mixt. by rectification - useful for liq. hydrocarbon(s) of differing b.pt. from gas mixt. with run=off shaft in heat exchanger |
| 12/09/1992 | EP0517670A1 Supporting grid for packing inside mass transfer columns |
| 12/09/1992 | EP0516630A1 Process for recovery and treatment of a diverse waste stream |
| 12/08/1992 | CA1311187C Liquid distributor for packed tower |
| 12/02/1992 | EP0516087A1 Structured column packing with improved turndown |
| 12/02/1992 | EP0327584B1 Orbital drive evaporator |
| 12/02/1992 | CN2123358U High efficiency vacuum oil filtering equipment |
| 12/01/1992 | US5167775 Flash evaporation and rectification |
| 12/01/1992 | US5167773 Distillation tower and sidestream stripper therefor |
| 12/01/1992 | US5167675 Continuous processing |
| 12/01/1992 | CA1310896C Precipitation of scale-forming materials from solution |
| 11/29/1992 | CA2069709A1 Structured column packing with improved turndown |
| 11/25/1992 | EP0514717A1 Process for the separation of systems containing two or more substances having an intermediate boiling point in a separation column with a side stream |
| 11/24/1992 | US5166454 Multistage etherification of isoalkane and hydrocarbon feeds in the presence of dehydrogentaion catalyst to obtain olefin and reaction with alcohol |
| 11/24/1992 | CA1310663C Continuous hydrogenation of unsaturated oils |
| 11/24/1992 | CA1310606C Vacuum distillation system |
| 11/19/1992 | EP0514111A1 Method of and apparatus for cartridge tray sealing |
| 11/19/1992 | EP0513704A1 A method for the fractional distillation of liquid mixtures and apparatus for carrying out the method |
| 11/18/1992 | CN1019105B Hydrocarbon gas separation process |
| 11/18/1992 | CN1019073B Baffle-less roll daubing type thin-membrane short-range distiller |
| 11/17/1992 | US5164125 Method and apparatus for downcomer-tray operation |
| 11/17/1992 | US5164049 Method for making ultrapure sulfuric acid |
| 11/14/1992 | CA2067036A1 Method of and apparatus for cartridge tray sealing |
| 11/11/1992 | EP0512777A1 Purification of propylene oxide by liquid extraction |
| 11/11/1992 | EP0512277A1 Liquid distributor plate |
| 11/11/1992 | CN2121260U Electric heating distillation device protector |
| 11/11/1992 | CN1019009B Process for separation of hf via azeotropic distillation |
| 11/10/1992 | US5162081 Multiple-pressure distillation |
| 11/10/1992 | CA2068277A1 Purification of propylene oxide by liquid extraction |
| 11/10/1992 | CA1309966C Distillation process with energy recovery through steam repressuring with an ejector |
| 11/03/1992 | US5160587 Extractive distillation of propylene oxide |
| 11/03/1992 | US5160414 Extractive distillation of alcohol/ether/hydrocarbon mixtures |
| 10/29/1992 | WO1992018225A1 System for recovering solvents & disposing of contaminants released by regeneration of solvent laden air adsorber vessels |
| 10/28/1992 | EP0510223A1 Ether production |
| 10/27/1992 | WO1992019542A1 Method and apparatus for seawater potabilization |
| 10/27/1992 | US5158714 Vapor-liquid distribution method and apparatus |
| 10/27/1992 | US5158713 Arrangement for collecting and mixing liquid in a counter-current column |
| 10/27/1992 | US5158712 Multilayer angular packing |
| 10/27/1992 | US5158649 Apparatus for reclaiming waste gas treating chemical |
| 10/27/1992 | CA2086090A1 Method and apparatus for desalination of saltwater |
| 10/27/1992 | CA1309335C Hydrocarbon gas processing |
| 10/21/1992 | EP0509592A1 Improved process for recovering high-value hydrocarbon fractions from light refinery products |
| 10/21/1992 | CN1065408A Combination tower |
| 10/14/1992 | EP0396650B1 Device for carrying out catalytic reactions |
| 10/13/1992 | US5154859 Heat and material exchanging device and method of manufacturing said device |
| 10/13/1992 | US5154804 Removal of water, acetone and methanol from propylene oxide by extractive distillation |
| 10/13/1992 | US5154803 Purification of contaminated propylene oxide by extractive distillation |
| 10/13/1992 | US5154802 Separation of unsaturated hydrocarbons by extractive distillation |
| 10/13/1992 | US5154353 Optimized weir construction for liquid distributors |
| 10/07/1992 | EP0507649A1 Method for the evaporation of a liquid, heat exchanger for carrying out the method, and use in an air distillation plant with a double column |
| 10/07/1992 | CN1018524B Catalytic distillation colum |
| 10/06/1992 | US5152887 Process for reclaiming waste gas treatment chemical |
| 10/06/1992 | US5152375 Lifting means for laboratory apparatus with stand profile and base pedestal as well as laboratory heating bath, in particular for rotary evaporators |
| 10/04/1992 | CA2064530A1 Liquid spraying process, heat exchanger used thereof and application of this process to a double column air distillation installation |
| 10/01/1992 | WO1992016273A1 Process and installation for treating waste liquids, in particular industrial waste water with a high solids content |
| 09/30/1992 | CN1064859A Separation process |