| 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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| 03/03/2009 | US7498451 Reacting an aliphatic dialdehyde wtih an aliphatic mono- or dialcohol while removing water by distillation; continuously distilling reaction mixture in a dividing wall column to obtain pure monoacetal as a sidestream or by distillation in 2 successive columns to obtain pure monoacetal from the 2nd column |
| 03/03/2009 | US7498175 Method and apparatus for determining temperature of and controlling the evaporation of liquid samples |
| 03/03/2009 | US7497931 Distillative preparation of IPDA having a high cis/trans isomer ratio |
| 02/26/2009 | WO2009024259A2 Extraction of benzol and benzol derivatives from gasoline fractions and refinery flows |
| 02/26/2009 | WO2008155436A3 Installation for production of biodiesel |
| 02/26/2009 | DE102007035639B3 Anlage zum Verteilen einer Flüssigkeit The distribution system for a liquid |
| 02/25/2009 | EP2027901A1 Mass transfer contact device |
| 02/25/2009 | EP2027900A2 Liquid collector and redistributor for packed columns |
| 02/25/2009 | EP1032464B2 Liquid dispenser for non-vertical distilling column, and distilling column equipped therewith |
| 02/25/2009 | CN201197905Y Bead tube |
| 02/25/2009 | CN101374790A Process for industrial production of highly pure diol |
| 02/25/2009 | CN101372442A Apparatus and method for separating tert-butanol and water using batch fractionating and pervaporation |
| 02/25/2009 | CN101371952A Liquid collector and redistributor for packed columns |
| 02/24/2009 | US7494641 Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid |
| 02/24/2009 | US7494584 exothermic reaction-distillation system in which the reactor is external to the distillation column and the feed to the reactor is a mixture of at least one liquid product stream from the distillation column with or without other liquid/vapor reactants. |
| 02/24/2009 | US7494573 Evaporator tube for a sea water desalination system |
| 02/24/2009 | US7494572 Impervious dome; perevaporation membrane substrate; water pollution control |
| 02/19/2009 | WO2009022753A1 Contact column |
| 02/19/2009 | WO2009003024A3 High shear process for aspirin production |
| 02/19/2009 | WO2008157218A4 Process for improving adiponitrile quality |
| 02/19/2009 | US20090047194 Inner Tray For A Chamber |
| 02/19/2009 | DE102007039074A1 Gewinnung von Benzol und Benzolabkömmlingen aus Benzinfraktionen und Raffinerieströmen Recovery of benzene and benzene derivatives from gasoline fractions and refinery streams |
| 02/19/2009 | DE102007038919A1 Method for manual or automatic control of composition or quality of one of more products removed from head, involves determining new boiling temperature of product in region of product removal, from vapor pressure curve of product |
| 02/19/2009 | DE102007038918A1 Method for manual or automatic control of composition or quality of one of more products removed from head, involves determining new boiling temperature of product in region of product removal, from vapor pressure curve of product |
| 02/19/2009 | CA2695181A1 Contactor |
| 02/18/2009 | EP2025380A2 Interchangeable bases for material exchange columns for off-shore use |
| 02/18/2009 | EP2024048A2 Evaporator and method of operation thereof |
| 02/18/2009 | EP1268026B1 Polymer solution preheater and method for preheating such solutions |
| 02/18/2009 | CN201195058Y Nano-stuffing production apparatus |
| 02/18/2009 | CN101370758A Process for industrial production of diols |
| 02/18/2009 | CN101370757A Process for industrial production of highly pure diol |
| 02/18/2009 | CN101367720A Acrylic purification process and apparatus of bulkhead azeotropy rectification column |
| 02/18/2009 | CN101367704A System and operation method for recycling benezene and pure methylbenzene from crude benzole hydrogenation liquid |
| 02/18/2009 | CN101367017A Multistage continuous distillation apparatus for separation of tertiary mixture and implementing method thereof |
| 02/18/2009 | CN100462374C Method for desolvation of polymer solution |
| 02/17/2009 | US7491412 Process for the recovery of a phytolipid composition |
| 02/17/2009 | US7491298 Black pan for accumulation solar radiation; vaporation; porous inclined membrane |
| 02/12/2009 | WO2009018874A2 Distillation device |
| 02/12/2009 | WO2008155322A3 Device and method for distilling fluids |
| 02/12/2009 | US20090038931 Device for extraction of organic chemical compounds with toxic properties, which are present in atmospheric samples, by using solvents heated by the application of focalized microwaves in open systems (not pressurized) |
| 02/11/2009 | CN201193219Y Novel carbamide CO2 stripper device |
| 02/11/2009 | CN101362692A Technology method for producing isopropyl trifluoroacetate and apparatus |
| 02/11/2009 | CN100460533C Method for separating zirconium and hafnium tetrachloride with aid of melted solvent |
| 02/11/2009 | CN100460373C Method for extracting rectifying and separating benzene |
| 02/11/2009 | CN100460346C Waste liquid treatment method and waste liquid treating equipment with the same method |
| 02/11/2009 | CN100460319C Process and equipment for preparing basic carbonate nano granule by ammonia complex liquid tower distilling ammonia crystalling |
| 02/11/2009 | CN100460040C Apparatus for recovering and purifying volatile organic compound from waste gas and application thereof |
| 02/11/2009 | CN100460039C Regeneration processing device for waste lubricant oil |
| 02/10/2009 | US7488421 Membrane distillation using a device with a wall of a water permeable hydrophobic membrane and a parallel hydrophilic membrane that is thicker than the hydrophobic membrane; electroosmotic pumping results in a vapor pressure difference, the water condensing in the pores of the hydrophilic membrane |
| 02/05/2009 | WO2009015481A1 Cellulase enzyme based method for the production of alcohol and glucose from pretreated lignocellulosic feedstock |
| 02/05/2009 | WO2008009733A3 Improved method for producing ethanol, gluten and bran from cereals |
| 02/05/2009 | US20090032389 Process for the mild distillative separation of mixtures |
| 02/05/2009 | US20090032387 Desalination of ocean water |
| 02/05/2009 | US20090032386 Xylene Production Apparatus With Integrated Feedstock Treatment |
| 02/05/2009 | DE102007036180A1 Austauschböden für Stoffaustauschkolonnen im Off-Shore Einsatz Trays for mass transfer columns in offshore applications |
| 02/05/2009 | DE102007033540A1 Method for manual or automatic control of composition or quality of one of more products removed from head, involves determining new boiling temperature of product in region of product removal, from vapor pressure curve of product |
| 02/05/2009 | CA2694875A1 Cellulase enzyme based method for the production of alcohol and glucose from pretreated lignocellulosic feedstock |
| 02/04/2009 | EP2020258A2 Method Of Preparing Organometallic Compounds |
| 02/04/2009 | EP2020257A2 Purification Process Using Microchannel Devices |
| 02/04/2009 | CN201189408Y Multiway bubble thruster |
| 02/04/2009 | CN201189407Y Low tower resistance distributor with buffer function in vacuum distillation column |
| 02/04/2009 | CN101360807A Method for distilling a hydrocarbon material and a plant for carrying out said method |
| 02/04/2009 | CN100458260C Method for reducing vibrations in a conduit and vertical supply conduit |
| 02/04/2009 | CN100457224C Gas-liquid contacting tray |
| 02/03/2009 | US7485208 Recycling of ionic liquids produced in extractive distillation |
| 02/03/2009 | CA2469836C Apparatus for and method of heating fluid and distilling fluid |
| 01/29/2009 | WO2009013217A2 Method for cooling in distillation and polymerisation process by absorption refrigeration |
| 01/29/2009 | US20090030223 Process for industrially producing dialkyl carbonate and diol with high yield |
| 01/29/2009 | US20090026062 Separation Of Chlorosilanes |
| 01/29/2009 | US20090026061 Vapor compression distillation system including an integrated motor/compressor unit |
| 01/29/2009 | US20090025907 Fluid circuit heat transfer device for plural heat sources |
| 01/29/2009 | DE10038747B4 Verfahren zur Reinigung von Alkenylverbindungen A process for purifying alkenyl |
| 01/28/2009 | EP2018899A1 Method for cooling in distillation and polymerisation process by absorption refrigeration |
| 01/28/2009 | EP1412043B1 Azeotropic distillation of cyclic esters of hydroxy organic acids |
| 01/28/2009 | CN101356145A Process for industrial production of high-purity diols |
| 01/28/2009 | CN101355994A 水净化系统 Water purification system |
| 01/28/2009 | CN101353323A Purification method of 2-methyl quinoline |
| 01/27/2009 | US7481981 Apparatus for the esterification of a fatty acid |
| 01/27/2009 | US7481908 System and a process for obtaining high purity phenanthrene from phenanthrene enriched coal tar fraction |
| 01/27/2009 | CA2346853C Alkylation of benzene to form linear alkylbenzenes using fluorine-containing mordenites |
| 01/27/2009 | CA2346472C Alkylation of benzene to form linear alkylbenzenes using fluorine-containing mordenites |
| 01/22/2009 | WO2009012327A2 Desalination using low-grade thermal energy |
| 01/22/2009 | WO2009011759A2 Low-energy extractive distillation process for dehydration of aqueous ethanol |
| 01/22/2009 | WO2009011603A1 Improvements in a method of distillation and/or a distillation column |
| 01/22/2009 | WO2009010513A2 Process for the separation of a hydrocarbon-containing feed stream |
| 01/22/2009 | WO2009009811A2 Device and method for changing a phase |
| 01/22/2009 | US20090020413 Process and apparatus for purifying silicon tetrachloride or germanium tetrachloride containing hydrogen compounds |
| 01/22/2009 | US20090020407 Method for producing pure xylylenediamine (xda) |
| 01/22/2009 | US20090020406 Desalination Using Low-Grade Thermal Energy |
| 01/22/2009 | DE102008002923A1 Verfahren zur Hestellung von tertiären Alkylestern der(Meth)Acrylsäure mit mindestens 4 Kohlenstoffatomen im Alkylrest A process for the operations department of tertiary alkyl esters of (meth) acrylic acid having at least 4 carbon atoms in the alkyl radical |
| 01/22/2009 | DE102007048565B3 Verfahren und Anlage zur Regeneration einer bei der Reinigung von Gasen anfallenden aminhaltigen Waschlösung Method and apparatus for regenerating a obtained in the purification of gases containing amine scrubbing solution |
| 01/21/2009 | EP2016985A1 Process for optimizing the separation of a hydrocarbon-containing feed stream. |
| 01/21/2009 | EP1131711A4 Component mapper for use in connection with real-time optimization process |
| 01/21/2009 | CN201182915Y Spraying overflow tower disk structure |
| 01/21/2009 | CN201182914Y Vacuum molecular sieve distillator superconduction medium electric heater unit |
| 01/21/2009 | CN201182913Y Negative-pressure type pure water preparing device |
| 01/21/2009 | CN201182912Y Vacuum machine group of improved oil refining pressure reducing device |
| 01/21/2009 | CN101351252A A process for separating propylene glycol from aqueous compositions |
| 01/21/2009 | CN101347685A Method for purifying using micro-channel |
| 01/21/2009 | CN101347683A Novel mechanism for regulating reflux in tower |