| 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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| 04/08/2009 | CN101402000A Plate-fin stuffing rectification column |
| 04/08/2009 | CN100475770C Method for the distillative separation of mixtures containing ethyleneamines |
| 04/08/2009 | CN100475767C Method for the esterification of a fatty acid |
| 04/08/2009 | CN100475302C Arrange method of vapour-liquid mass transfer floating valve tower-board |
| 04/07/2009 | US7514588 Especially methanol and isopropanol, using adsorption techniques. |
| 04/02/2009 | WO2009042078A1 Method and apparatus for making acetic acid with improved purification |
| 04/02/2009 | WO2009042004A1 Vertical vapor compressor |
| 04/02/2009 | WO2009040398A1 Method for recovering fluorocarboxylic acids |
| 04/02/2009 | WO2009040396A1 Adsorption box for single distillation column within the insulating enclosure |
| 04/02/2009 | US20090084668 Toluene production |
| 04/02/2009 | US20090084667 Process for manufacturing high purity methacrylic acid |
| 04/02/2009 | DE102007040067B3 Method for separation of fluid material mixtures, involves interconnecting distillation or rectification column and two vapor compressors, where collected hot vapor is condensed in heat exchanger for heating sump of column |
| 04/02/2009 | CA2699762A1 Method and apparatus for making acetic acid with improved purification |
| 04/01/2009 | EP2042064A1 Adsorption box for single distillation column within the insulated enclosure |
| 04/01/2009 | EP1551522B1 Purification of n,n-dimethylacetamide |
| 04/01/2009 | EP1440964B1 Process for production of (meth)acrylic compounds and method of distillation |
| 04/01/2009 | CN201214025Y Rotary wet distillation device |
| 04/01/2009 | CN101396617A Industry fractionating system load allocation on-line optimization method |
| 04/01/2009 | CN100473439C Spiral step falling distribution type separating tower column plate |
| 03/31/2009 | US7510173 Gas-liquid contacting tray |
| 03/26/2009 | WO2009011759A3 Low-energy extractive distillation process for dehydration of aqueous ethanol |
| 03/26/2009 | US20090078652 System and method for purifying an aqueous stream |
| 03/26/2009 | US20090078558 Novel method for producing (meth)acrylic acid and (meth)acrylic esters |
| 03/26/2009 | US20090078000 Method and apparatus for separating air |
| 03/25/2009 | EP2039409A1 Shortcut vaporiser for boiling fluids with separate gas entrance to the condenser |
| 03/25/2009 | EP2039408A1 Shortcut vaporiser |
| 03/25/2009 | EP2039407A2 MSF desalination apparatus with heat-pipe heat dissipater |
| 03/25/2009 | EP2038243A1 Processes for isolating or purifying propylene glycol, ehtylene glycol and products produced therefrom |
| 03/25/2009 | EP1528953B1 Method and device for stripping ammonia from liquids |
| 03/25/2009 | EP1343747B1 Process for the simultaneous coproduction and purification of ethyl acetate and isopropyl acetate |
| 03/25/2009 | CN101395124A Process for the separation by distillation of dinitrotoluene from process wastewater from the preparation of dinitrotoluene by nitration of toluene by means of nitrating acid |
| 03/25/2009 | CN101395114A Method of preventing generation of heavy ingredient of methyl ethyl ketone |
| 03/25/2009 | CN101394909A Method of controlling the membrane treatment of a hydrogen gas |
| 03/25/2009 | CN101391975A Process for separation and purification of N-vinyl pyrrolidone |
| 03/25/2009 | CN101391153A Double-kettle batch extraction rectification device and method for separating ethanol-water azeotropic system |
| 03/25/2009 | CN101391152A Double-reboiler batch extraction rectification device and method using absorption heat pump |
| 03/25/2009 | CN101391151A Device for extracting plant juice using cooling cycle system |
| 03/25/2009 | CN101391150A Reaction segment structure of catalytic distillation tower |
| 03/25/2009 | CN100471541C Solvent recovery device and method thereof |
| 03/24/2009 | US7509034 Vapor production device and cooker with the same |
| 03/24/2009 | US7507330 Converting into oil vapor, gas and coke using hot coke as heat transfer medium; evacuating gas and oil vapor and partially condensing at below 450 degrees C. while adding gas or water vapor to the column for reducing partial pressure; coke is reheated and used again |
| 03/24/2009 | US7507316 Solar still |
| 03/19/2009 | WO2009033870A1 Continuous process for preparing menthol in pure or enriched form |
| 03/19/2009 | WO2009010513A3 Process for the separation of a hydrocarbon-containing feed stream |
| 03/19/2009 | US20090071887 Thermal Water Treatment Device and Method |
| 03/19/2009 | US20090071814 on an industrial scale in large quantities; by combining distillation at a low temperature and isotope scrambling of nitrogen; 15N is used as a tracer in natural science and medical fields |
| 03/19/2009 | US20090071813 Method for chemically reacting and separating a mixture in a column |
| 03/19/2009 | US20090071812 System and method for removing moisture from liquid desiccant |
| 03/19/2009 | DE102008012462A1 Regenerating device for brake fluid, comprises container or heating cylinder, brake cylinders from which the old brake fluid is filled into the container or the heating cylinder in which a heating element or a heating band is integrated |
| 03/19/2009 | DE102007043998A1 Vorrichtung für die Ethanolgewinnung Apparatus for ethanol production |
| 03/19/2009 | DE102007043852A1 Regenerating loaded washing agent in physical gas wash, comprises washing out substances of carbon dioxide and sulfur compounds from gas mixture, selectively separating carbon dioxide from washing agent and then guiding as gas product |
| 03/18/2009 | CN201208518Y Multifunctional volatile oil extraction device |
| 03/18/2009 | CN201208517Y Natural herbals light-oil heavy-oil extraction device |
| 03/18/2009 | CN201208516Y Fractionating tower capable of removing hydrogen-containing purity in germanic chloride |
| 03/18/2009 | CN101385911A Furfural production noise sour-gas dust odor treatment method |
| 03/18/2009 | CN100469889C Microbial method for producing acetic acid and solvent for extraction of acetic acid from fermentation liquid |
| 03/18/2009 | CN100469752C Thermal separating method for separating at least one mass flux containing enriched (meth)acrylic monomers |
| 03/17/2009 | US7504005 condensing chamber and a heating chamber are arranged in an enclosure. Liquid is fed into the condensing chamber where it is pre-heated. The pre-heated liquid flows to the heating chamber where it is boiled to produce vapor. Gas sparging in the condensing chamber enhances heat transfer and absorption |
| 03/17/2009 | US7503997 Temperature sensing in centrifugal evaporators |
| 03/12/2009 | WO2009030395A1 Cleaning device for for separating dilactide from substance mixtures, polymerisation device, method for separating dilactide from substance mixtures and use thereof |
| 03/12/2009 | WO2009012327A3 Desalination using low-grade thermal energy |
| 03/12/2009 | WO2008095952A3 Apparatus and method for separating materials |
| 03/12/2009 | US20090069597 Method for concentrating an aqueous ammonium carbamate stream |
| 03/12/2009 | US20090065401 Atmospheric fractionation for hydrocracking process |
| 03/12/2009 | US20090065347 Process for the purification of aromatic amines |
| 03/12/2009 | US20090065346 Process for the distillative separation of mixtures comprising monoethylene glycol and diethylentriamine |
| 03/12/2009 | US20090065345 Method and device for purifying 1,4-bis (bromodifluoromethyl) benzene |
| 03/12/2009 | CA2698288A1 Cleaning device for separating dilactide from material mixtures, polymerisation device, method for separating dilactide from material mixtures and also use |
| 03/11/2009 | EP2033698A1 Mass-transfer device |
| 03/11/2009 | EP1703970B1 Fluid-contactor |
| 03/11/2009 | CN201206135Y Dehydration and alcoholysis equipment for metamorphic coal |
| 03/11/2009 | CN201205465Y Multifunctional coil tube type vapor-liquid equilibrium still |
| 03/11/2009 | CN201205464Y Hose type continuous discharge reboiler |
| 03/11/2009 | CN201205463Y Hose type side-line discharge reboiler |
| 03/11/2009 | CN201205462Y Side-line discharge and partial reflux distribution combination device |
| 03/11/2009 | CN101384323A A method for producing a distillate stream from a water stream containing at least one dissolved solid |
| 03/11/2009 | CN101381279A Fuel ethanol dehydration apparatus and method |
| 03/11/2009 | CN101380523A Solar fractionating device |
| 03/11/2009 | CN101380522A Compression rectification device and method |
| 03/11/2009 | CN100467093C Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride |
| 03/10/2009 | US7501047 catalytically converting a mixture of 6-aminocapronitrile and water to caprolactam, ammonia, water, high boilers and low boilers; removing ammonia and water; and removing the high and low boilers by a series of distillation steps including adding a mineral acid |
| 03/10/2009 | US7501046 Solar distillation loop evaporation sleeve |
| 03/10/2009 | US7501045 Distillating dinitriles; recovering the purified dinitriles as intermediate fraction, the heavy products being removed as column tail fraction and the light products, including the unsaturated mononitriles, being recovered as top fraction |
| 03/05/2009 | WO2009029668A1 Membrane augmented distillation to separate solvents from water |
| 03/05/2009 | WO2009009811A3 Device and method for changing a phase |
| 03/05/2009 | WO2009005974A9 Reducing formaldehyde emissions |
| 03/05/2009 | US20090057129 Method for producing trichlorosilane and method for producing polycrystalline silicon |
| 03/05/2009 | US20090057128 Liquid separation by membrane assisted vapor stripping process |
| 03/05/2009 | US20090057127 Tritium distillation device |
| 03/05/2009 | DE102007041416A1 Destillation ionischer Flüssigkeiten Distillation of ionic liquids |
| 03/05/2009 | CA2695622A1 Membrane augmented distillation to separate solvents from water |
| 03/04/2009 | EP2031009A1 Cleaning device for separating dilactide from a materials mixture, polymerisation device, method for separating dilactide from materials mixtures and application |
| 03/04/2009 | EP2030662A1 Support device for single distillation column within the insulated enclosure |
| 03/04/2009 | EP1945346B1 Reactor with optimized internal tray design |
| 03/04/2009 | EP1829600A4 Whirling device for carrying out downward phase current physico-chemical processes |
| 03/04/2009 | CN201200822Y Separating mechanism for distillation |
| 03/04/2009 | CN201200821Y Column for distillation, desiccation and storage |
| 03/04/2009 | CN101376068A Atmospheric vacuum distillation method and apparatus with vacuum flash vaporizer |
| 03/04/2009 | CN101376067A Retorts |
| 03/04/2009 | CN100464811C A method and equipment for separating oligomerization reactor effluents |