| 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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| 07/20/2011 | EP2344439A1 Dicarboxylic acid production with minimal wastewater generation |
| 07/20/2011 | EP2344434A2 Azeotrope-like compositions of 1,1,2,3-tetrachloropropene and hydrogen fluoride |
| 07/20/2011 | EP2344432A1 Method and device for producing ethylenically unsaturated halogenated hydrocarbons |
| 07/20/2011 | EP2344430A1 Method and device for producing ethylenically unsaturated halogenated hydrocarbons |
| 07/20/2011 | CN201899897U Steam distillation equipment |
| 07/20/2011 | CN201899896U Girder and sump integrated oil collecting tank |
| 07/20/2011 | CN201899895U Steel-plastic composite packed tower |
| 07/20/2011 | CN201899894U Methanol recovery equipment with double towers |
| 07/20/2011 | CN1935306B Operating method for realizing solvent ratio reduction for liquid-liquid continuous extraction rectifying tower with reflux |
| 07/20/2011 | CN102131758A Compositions for carboxylic acid production and methods for making and using same |
| 07/20/2011 | CN102126958A Device and method for preparing high purity m/p-nitrotoluene by coupling rectification and crystallization |
| 07/20/2011 | CN102125805A Vapor compression membrane distillation device and method |
| 07/20/2011 | CN102125804A Vapor compression distillation device and method using nonmetallic heat conducting hollow fibers |
| 07/20/2011 | CN102125770A Continuous rectification device and method for treating heat-sensitive material by using wiped film evaporator |
| 07/20/2011 | CN101746838B Negative pressure device for making purified water |
| 07/20/2011 | CN101670186B Sealing device for high-gravity rotating bed |
| 07/20/2011 | CN101637662B Plate type connecting structure of tower body and tower plate in tower |
| 07/20/2011 | CN101597091B Method for tower bottom heating of acidic water stripping device |
| 07/20/2011 | CN101596372B Tower of internal thermal coupling distillation tower and control process thereof |
| 07/20/2011 | CN101549211B Energy-saving and modification method for heat pump distillation and device thereof |
| 07/20/2011 | CN101351252B A process for separating propylene glycol from aqueous compositions |
| 07/20/2011 | CN101076507B Device for removing oxygen-containing organic compounds from mixtures of various hydrocarbon compounds |
| 07/19/2011 | US7981374 Method for processing hydrocarbon pyrolysis effluent |
| 07/19/2011 | US7981256 Splitter with multi-stage heat pump compressor and inter-reboiler |
| 07/19/2011 | US7981255 Method for producing (meth)acrylic acid and (meth)acrylic esters |
| 07/19/2011 | US7981254 Heat pump system, operation procedure therefor and evaporator system |
| 07/19/2011 | US7981253 Distillation tower baffle |
| 07/14/2011 | WO2011084784A1 Systems and methods for alcohol recovery and concentration of stillage by-products |
| 07/14/2011 | US20110172462 Control of a process for the purification of (meth)acrylic acid using on-line, near ir analysis |
| 07/14/2011 | US20110172458 Apparatus, Systems, and Methods for Purification of Isocyanate Mixtures |
| 07/14/2011 | US20110168542 Devices and method for continuous distillative separation of a mixture containing one or more alkanolamine(s) |
| 07/14/2011 | US20110168541 Refining Coal-Derived Liquid From Coal Gasification, Coking and Other Coal Processing Operations |
| 07/14/2011 | US20110168539 Distilling maching able to produce distilled water with mineral substances |
| 07/14/2011 | DE102009038174B4 Reaktionsvorrichtung zur Sublimation und/oder Thermodesorption und/oder Destillation und/oder Extraktion von Stoffen Reaction apparatus for sublimation and / or thermal desorption and / or distillation and / or extraction of substances |
| 07/14/2011 | CA2782579A1 Systems and methods for alcohol recovery and concentration of stillage by-products |
| 07/13/2011 | EP2342176A2 Apparatus, systems, and methods for purification of isocyanate mixtures |
| 07/13/2011 | EP2341996A1 Rotary evaporator |
| 07/13/2011 | EP2341995A2 Improved heat pump for high purity bottom product |
| 07/13/2011 | EP2197870B1 Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification |
| 07/13/2011 | EP1783112B1 Industrial process for production of high-purity diphenyl carbonate |
| 07/13/2011 | CN201894885U Vortex suppressing and filtering device at bottom of distillation tower |
| 07/13/2011 | CN201894868U Improved horizontal rectification storage tank |
| 07/13/2011 | CN201894867U Anhydrous hydrofluoric acid rectification tower |
| 07/13/2011 | CN201894866U Primary tank type liquid re-distributor |
| 07/13/2011 | CN201894865U Improved combined rectifying tower device |
| 07/13/2011 | CN201894864U Improved condensation tower |
| 07/13/2011 | CN201894863U High-pressure steam recycling device of PET (polyethylene terephthalate) crystallization system |
| 07/13/2011 | CN201894862U Flash evaporator |
| 07/13/2011 | CN201894861U Catalyst distillation tower suitable for production of MTBE (methyl tertiary butyl ether) |
| 07/13/2011 | CN102123973A Process for producing ethylidene norbornene |
| 07/13/2011 | CN102120935A Method for recycling heptane and saxol from waste saxol containing heptane |
| 07/13/2011 | CN102120725A Process and device for dehydrating and refining acetonitrile based on baffled supergravity revolving bed |
| 07/13/2011 | CN102120096A Split block hole reboiler |
| 07/13/2011 | CN102120095A Method for separating mixed liquor of silicon tetrachloride, propyltrichlorosilane and gamma-chloropropyltrichlorosilane through continuous single-column side draw rectification method |
| 07/13/2011 | CN102120094A Method for removing small molecules from silicone gel by molecular distillation |
| 07/13/2011 | CN102120093A Solvent recovery process in pharmaceutical industry |
| 07/13/2011 | CN101695608B Device and method for multi-temperature control of cyclic total reflux batch distillation of ethanol-normal propyl alcohol binary system |
| 07/12/2011 | US7976790 Method and apparatus for the extraction of plant constituents |
| 07/12/2011 | CA2466834C Method for fractionating grease trap waste and uses of fractions therefrom |
| 07/12/2011 | CA2339966C Component mapper for use in connection with real-time optimization process |
| 07/07/2011 | US20110162954 Recovery of butanol from a mixture of butanol, water, and an organic extractant |
| 07/07/2011 | US20110162953 Recovery of butanol from a mixture of butanol, water, and an organic extractant |
| 07/07/2011 | US20110162951 Partial pressure distillation process |
| 07/06/2011 | EP2340094A1 Divided wall columns for smaller sized plants |
| 07/06/2011 | CN201890854U Quality and viscosity regulation system for waste plastic |
| 07/06/2011 | CN201889198U Lantern ring |
| 07/06/2011 | CN201889095U Novel distillation column |
| 07/06/2011 | CN201889094U Wire mesh packing rectifying tower |
| 07/06/2011 | CN201889093U Wavy built-in electric hot tray of vacuum evaporation pot |
| 07/06/2011 | CN102114358A Evaporation device |
| 07/06/2011 | CN101659453B Filler extraction tower for dephenolizing coal gasification wastewater and extraction dephenolizing processing method |
| 07/06/2011 | CN101121077B Distilled water discharging switching device for distilled water machine |
| 07/06/2011 | CN101044109B Industrial process for production of high-purity diaryl carbonate |
| 07/05/2011 | US7973209 Fractionation recovery processing of light olefins free of carbon dioxide |
| 06/30/2011 | WO2011078907A1 Waste heat driven desalination process |
| 06/30/2011 | WO2011075817A1 Liquid distribution trough for use in towers in sulphuric acid and carbon capture plants |
| 06/30/2011 | US20110155557 Method for Obtaining Lactide |
| 06/30/2011 | US20110155556 Liquid treatment device and method |
| 06/30/2011 | CA2785533A1 Waste heat driven desalination process |
| 06/30/2011 | CA2784673A1 Liquid distribution trough for use in towers in sulphuric acid and carbon capture plants |
| 06/29/2011 | EP2337777A2 Apparatus, systems, and methods for purification of isocyanate mixtures |
| 06/29/2011 | EP2337615A2 Cross-flow tray and method employing same |
| 06/29/2011 | CN201883128U Vacuum distilling device suitable for recovering metal machining leftovers |
| 06/29/2011 | CN201883085U Oil deodorizing tower with controllable temperature |
| 06/29/2011 | CN201880389U Device for improving refinement rate of furfural |
| 06/29/2011 | CN201880388U Rectifier device |
| 06/29/2011 | CN201880387U Rectification system with multipurpose reflux device |
| 06/29/2011 | CN201880386U Rectifying device |
| 06/29/2011 | CN201880385U Novel combined device of flash distillation and rectification |
| 06/29/2011 | CN102112189A Alkylene oxide purification columns |
| 06/29/2011 | CN102112188A Alkylene oxide recovery systems |
| 06/29/2011 | CN102112187A Alkylene oxide recovery systems |
| 06/29/2011 | CN101444678B Multi-overflow circle tower plate |
| 06/28/2011 | US7967955 Water treatment method for heavy oil production |
| 06/28/2011 | US7967946 Ethanol continuous flow boiler |
| 06/23/2011 | WO2011072570A1 Process and apparatus for coupling separation and purification of ethyl tert-butyl ether |
| 06/23/2011 | WO2011072568A1 Process and apparatus for separating and purifying tert-alkyl (alcohol) ether by combinational distillation-extraction |
| 06/23/2011 | WO2011010846A3 Energy-saving distillation column assembly |
| 06/23/2011 | US20110152584 Method and Apparatus for Dewatering a Mixture of Ethanol and Water |
| 06/23/2011 | US20110150739 Method for removing boron-containing impurities from halogen silanes and apparatus for performing said method |