| 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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| 05/22/2009 | WO2009010513A4 Process for the separation of a hydrocarbon-containing feed stream |
| 05/22/2009 | WO2008103304A3 Improved de-entrainment tray for high capacity operation |
| 05/20/2009 | CN201239558Y Distillate-receiving chamber |
| 05/20/2009 | CN201239557Y Liquid distributor |
| 05/20/2009 | CN201239556Y Fin flow guiding regular packing for distillation operation of rotary packed bed |
| 05/20/2009 | CN101437589A Process and system for producing alcohol by split-feed distillation |
| 05/20/2009 | CN101433773A Pressure-reduced rectification instrument with rotary evaporation |
| 05/20/2009 | CN100488590C Liquid-collecting energy absorption device |
| 05/20/2009 | CN100488589C Distillation apparatus with rectification function |
| 05/19/2009 | US7534883 Melamine is prepared using urea as the starting product, and a stream comprising carbon dioxide, ammonia and water is formed as a by-product as gaseous or solution, a part of the carbon dioxide and ammonia is converted to ammonium carbamate and ammonia and CO2 can be used as starting product for urea |
| 05/19/2009 | US7534327 self-supporting moulded part formed of a transparent synthetic resin such as PET or PC, which is resistant to UV radiation; presents an open bottom area with a collecting channel on the edge side |
| 05/19/2009 | US7534326 determining flange resistance to deflection to estimate the minimum number of clamps needed to ensure sufficient load remains on the gasket at the midpoints between the clamps to effectively keep the gasket sealed |
| 05/14/2009 | WO2009062088A1 Solvent recycler |
| 05/14/2009 | WO2006065639A3 Method and apparatus to produce potable water |
| 05/14/2009 | US20090124841 Process and Plant for Producing C2-C4 Olefins from Methanol and/or Dimethyl Ether |
| 05/14/2009 | US20090120842 Process for upgrading whole crude oil to remove nitrogen and sulfur compounds |
| 05/14/2009 | US20090120780 Splitter with Multi-Stage Heat Pump Compressor and Inter-Reboiler |
| 05/14/2009 | US20090120779 Device for desalination of water and increasing humidity |
| 05/13/2009 | EP2058038A1 Distillation apparatus |
| 05/13/2009 | CN101432052A Rotating perforated cylinder treatment system |
| 05/13/2009 | CN101432051A Evaporator and method of operation thereof |
| 05/13/2009 | CN101429477A Belt type continuous distillation method |
| 05/13/2009 | CN101429089A Bulkhead type rectification column for separating materials containing ethylbenzene and vinyl benzene |
| 05/13/2009 | CN101429088A Distillation method for separating ethylbenzene and vinyl benzene-containing flow |
| 05/13/2009 | CN100486672C Carbonyl synthesis gallop gas-releasing recovery method |
| 05/13/2009 | CN100486662C Energy saving method and equipment for rectification separation |
| 05/12/2009 | US7531067 Process for purification of 2-chloro-5-chloromethyl-1,3-thiazole |
| 05/12/2009 | US7531066 Method for the purification of acrolein |
| 05/12/2009 | US7531065 Distillation apparatus |
| 05/07/2009 | WO2009056613A2 Evaporator with a bubble detector |
| 05/07/2009 | WO2009019497A3 Process for the generation of a synthesis gas |
| 05/07/2009 | WO2006138434A3 Heat recovery from a biomass heat source |
| 05/07/2009 | US20090118524 Process for Removing Volatile Components from a Substance Mixture & Apparatus for Performing this Process |
| 05/07/2009 | US20090118433 separation, distillation and purification in presence of polymerization inhibitor; purifying the reaction product of perfluoroalkyl iodide and metal methacrylate in tert-butanol; solvent recovering; prevent depositing; use energy efficiency during the process |
| 05/07/2009 | US20090114524 Heat Pump Distillation |
| 05/07/2009 | US20090114523 Method for treating condensates form polycodensates |
| 05/07/2009 | US20090114522 Method of minimizing aldehyde-based impurities in a process stream |
| 05/07/2009 | US20090114521 Contaminated solvent recycling system |
| 05/06/2009 | CN101424889A Method for regenerating stripping solution from stripping waste liquid and regeneration device |
| 05/06/2009 | CN100484597C Heating and pressure-maintaining direction unisotonic oil-supplying hydraulic controlling system for hexahedral top pressing machine |
| 05/05/2009 | US7528290 Apparatuses and methods for separating butene-1 from a mixed C4 feed |
| 05/05/2009 | US7527712 Method for the continuous purification by distillation of the solvent methanol, used in the synthesis of propylene oxide |
| 05/05/2009 | US7527711 Process and structure for superaccelerating nature, producing a continuous supply of fresh water from salt water by using solar, wind, and wave energy |
| 05/05/2009 | US7527710 Increased-capacity still for high-quality distillation |
| 05/05/2009 | US7527249 Fluid distributor for a material and heat exchange column, in particular, a packed column and column provided with such a distributor |
| 05/05/2009 | US7526925 Method and apparatus for producing slush nitrogen |
| 04/30/2009 | WO2009018874A3 Distillation device |
| 04/30/2009 | WO2008113619A3 Processing of chlorosilane flows containing boron |
| 04/30/2009 | US20090107833 Acetaldehyde removal from a methyl acetate/methanol/acetaldehyde mixture by distillation is enhanced by conducting the distillation at high pressure and temperature; the purified methyl acetate/methanol mixture can be directly fed to a carbonylation unit to make acetic acid |
| 04/30/2009 | US20090107831 Solar distillation system |
| 04/29/2009 | EP2052057A2 Process for fractionating a hydrocarbonaceous catalytically cracked product stream and a fractionation column therefore |
| 04/29/2009 | EP2051807A1 Shaped catalyst bodies with characteristics of ion exchangers |
| 04/29/2009 | EP1450968B1 Distillation apparatus |
| 04/29/2009 | CN201227552Y Rectification device of packing tower node and inlet, side line discharge gate |
| 04/29/2009 | CN201227551Y Vertical sieve tray special for tower device |
| 04/29/2009 | CN201227550Y Orientated bar floating valve tray |
| 04/29/2009 | CN101417930A Method and apparatus for separating and purifying ethyl vanillin by decompression and continuous distillation in dividing wall column |
| 04/29/2009 | CN101417183A Technique of recovering methanol in low-temperature methanol washing tail-gas |
| 04/29/2009 | CN100482304C Fluid distributor for a material and heat exchange column, in particular, a packed column and column provided with such a distributor |
| 04/29/2009 | CN100482303C Vapor-compression evaporation system and method |
| 04/28/2009 | US7524405 Method for separating out solvent from a reaction mixture resulting from an isocyanate synthesis and for purifying this solvent |
| 04/28/2009 | CA2386470C Vapor-liquid contact apparatus |
| 04/28/2009 | CA2386035C Phase separator having multiple separation units, upflow reactor apparatus and methods for phase separation |
| 04/28/2009 | CA2379348C Process for the separation of isobutene from normal butenes |
| 04/23/2009 | WO2009013217A3 Method for cooling in distillation and polymerisation process by absorption refrigeration |
| 04/23/2009 | WO2009010250A3 Method for controlling and cooling a distillation column |
| 04/23/2009 | WO2007016422A3 Hybrid heat exchanger |
| 04/23/2009 | US20090102074 Sieve tray for use in gas treatment towers |
| 04/23/2009 | US20090101546 Distillation tower construction and operation |
| 04/23/2009 | US20090101086 Water Purification Method, Process and Apparatus |
| 04/23/2009 | US20090101007 Method for recovery of carbon dioxide from a gas |
| 04/22/2009 | CN201223738Y Multifunctional double-layer volatile oil-extracting pot |
| 04/22/2009 | CN201223737Y Duct downstream spray tray |
| 04/22/2009 | CN101415669A Methyl methacrylate production process |
| 04/22/2009 | CN100479897C Method for separating maleic anhydride from mixtures containing the same by means of stripping |
| 04/21/2009 | US7520964 Method for the rectifying separation of fluids containing (meth)acryl monomers |
| 04/16/2009 | WO2009048335A1 Method for dewatering a mixture of mostly ethanol and water |
| 04/16/2009 | WO2009047109A1 Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification |
| 04/16/2009 | CA2701827A1 Process for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure swing rectification |
| 04/15/2009 | EP1425076B1 Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride |
| 04/15/2009 | CN201220151Y Fractionating tower of liquid phase cascade |
| 04/15/2009 | CN201220150Y Liquid phase cascade rectification device for isotope separation |
| 04/15/2009 | CN201220128Y Continuous double-heating disposable separating mechanism of biodiesel |
| 04/15/2009 | CN201220127Y Evacuating device of fractionating tower |
| 04/15/2009 | CN101406762A Gas-liquid cocurrent flow guided fixed valve |
| 04/15/2009 | CN101406761A Self-sealing apparatus for redistributing vapour and liquid |
| 04/15/2009 | CN100478318C Method and device for treating C4 fraction |
| 04/14/2009 | US7517506 For alkylation of aromatic hydrocarbons with acyclic unsaturated hydrocarbons, in the presence of alkylation catalyst and distilling; chemical intermediates; substantially complete conversion of ethylene with a reduced overall amount of required catalyst |
| 04/14/2009 | US7517435 Filtering an alkali solution or an alcoholic alkali metal alkoxide solution contaminated with mercury through carbon and then through an inert fiber material; distilling off water or alcohol and removing the solution depleted in mercury at the column bottom |
| 04/14/2009 | US7516627 Method for separating a krypton-xenon concentrate and a device for carrying out said method |
| 04/09/2009 | WO2009046078A1 Device for pumping and desalination of water at a depth |
| 04/09/2009 | WO2009044157A2 Water purification |
| 04/09/2009 | WO2009043754A1 Method for obtaining aromatic hydrocarbons from a hydrocarbon mixture |
| 04/09/2009 | WO2009043753A1 Method for obtaining aromatic hydrocarbons from a hydrocarbon mixture |
| 04/09/2009 | WO2009024259A3 Extraction of benzol and benzol derivatives from gasoline fractions and refinery flows |
| 04/09/2009 | WO2009004206A3 Device and method for removing a compound from bio-diesel, method for purifying bio-diesel from a transesterification step, and equipment for producing bio-diesel including same |
| 04/09/2009 | US20090092686 Process for the recovery of a phytolipid composition |
| 04/09/2009 | DE102006012866B4 Verfahren zur Abtrennung leichtflüchtiger Komponenten aus einem Stoffgemisch sowie Vorrichtung zur Durchführung dieses Verfahrens A method for separating volatile components from a mixture of substances and device for carrying out this method |
| 04/08/2009 | CN201216885Y Methanol recycling apparatus |
| 04/08/2009 | CN101405256A Process for preparing N,N-dimethylaminoethoxyethanol |