| 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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| 10/23/2007 | US7285187 Method of purifying propylene oxide |
| 10/18/2007 | WO2007117227A1 Mass transfer contact device |
| 10/18/2007 | WO2007115897A1 Separating device for distilling substance mixtures |
| 10/18/2007 | US20070244272 Method for Separating Ammonia and Water From Mixtures, Arising During The Production of Polyamides |
| 10/18/2007 | US20070240974 addition of an additive component of sodium nitrite and sodium hypophosphite into such iron-containing vessels used as ethylene glycol distillation apparatus , to thereby react with iron of the inside walls and form a protective coating thereon; reduced aldehyde content of final ethylene glycol product |
| 10/18/2007 | US20070240446 Vapor-Compression Evaporation System and Method |
| 10/18/2007 | DE112005002537T5 Wärmetauscheranlage zum Verdampfen Heat exchanger system for evaporation |
| 10/18/2007 | DE102006009105B3 Honeycomb structure for smoke gas sulfur washing tower has a base layer with drain holes resting on base slats |
| 10/17/2007 | EP1539680B1 Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine |
| 10/17/2007 | CN200960410Y Vacuum pressure distilling device |
| 10/17/2007 | CN101054447A Steam stripping coacervation and separation device for polymer solution and separation method thereof |
| 10/17/2007 | CN101053700A Baffle type column tray |
| 10/17/2007 | CN101053699A Spiral step falling distribution type separating tower column plate |
| 10/17/2007 | CN101053698A System for liquid gas connecting segmentation pressure-reducing water-distilling and generating oxygen-18 |
| 10/17/2007 | CN101053696A Central pipe film-falling drying pot reboiling device for vacuum water distilling and generating oxygen-18 |
| 10/17/2007 | CN100343211C Process for separating 2-bulanol from tertiary butanol/water mixtures |
| 10/17/2007 | CN100343207C Method for obtaining polymerisable vinyl chloride from a raw product derived from pyrolysis of 1,2-dichloroethane |
| 10/17/2007 | CN100342955C H218O production method and apparatus for rectifying 18O isotope enriched water |
| 10/17/2007 | CN100342951C Separation apparatus, reaction apparatus and method for producing aromatic carboxylic acid |
| 10/17/2007 | CN100342948C Method for separating a krypton-xenon concentrate and a device for carrying out said method |
| 10/16/2007 | US7282119 Continuous isolation of an organometallic compound such as trimethylindium from a liquid feedstock, which is delivered to a distillation column having two heating zones to effect dissociation thereby liberating the organometallic compound which is collected as a vapour from the top of column |
| 10/16/2007 | US7282118 Method for production of easily polymerizable substance and purification apparatus |
| 10/16/2007 | US7281703 Liquid-to-gas contact device |
| 10/16/2007 | US7281702 Methods and apparatus for mixing and distributing fluids |
| 10/11/2007 | WO2007114457A1 Methyl methacrylate production process |
| 10/11/2007 | WO2007113530A2 Biodiesel production |
| 10/11/2007 | WO2007112570A1 Thermal extraction method and product |
| 10/11/2007 | WO2006074331A3 Distillation process |
| 10/11/2007 | US20070235318 forming an aqueous emulsion comprising a film-forming component and water, then removing the water from the aqueous emulsion by ultrafiltration to form coating concentrates |
| 10/11/2007 | US20070235317 Vapor based liquid purification system and process |
| 10/11/2007 | DE102006016789A1 Trenneinrichtung zur Destillation von Stoffgemischen Separator for distillation of mixtures |
| 10/11/2007 | CA2647564A1 Thermal extraction method and product |
| 10/10/2007 | EP1842576A1 Method for ultrasonic separation of solution and ultrasonic separation apparatus for use in the method |
| 10/10/2007 | CN101049546A Equipment for steam stripping inorganic treating liquid, and method for removing organic pollutant |
| 10/10/2007 | CN100341598C Process for producing super clean and high-purity reagent by low temperature evaporation and cooling |
| 10/09/2007 | US7279076 Apparatus and method for handling easily polymerizable substance, apparatus for extracting liquid from apparatus under reduced pressure, and process for producing easily polymerizable substance |
| 10/09/2007 | US7279075 Reducing polymer formation during purificatin of acrylic monomers; operating sieve trays at higher entrainment fraction |
| 10/04/2007 | US20070231236 Method of Producing Halosilane and Method of Purifying Solid Fraction |
| 10/04/2007 | US20070227875 Method of Distilling Product Mixtures |
| 10/04/2007 | US20070227595 Parent-Subsidiary Guide Float Valve |
| 10/04/2007 | DE102006014334A1 Method for operating a material exchange column for the counter current exchange of a rising gas and a trickling liquid comprises charging a feed liquid with different trickling density to partial regions of a section of the column |
| 10/04/2007 | DE102006014302A1 Verfahren und Vorrichtung zur Regenerierung des beladenen Waschmittels in einer physikalischen Gaswäsche Method and device for the regeneration of the loaded scrubbing in a gas scrubbing physical |
| 10/03/2007 | EP1838622A2 Method and apparatus to produce potable water |
| 10/03/2007 | EP1838405A1 Method for producing phthalic anhydride that conforms to specifications |
| 10/03/2007 | EP1838404A1 Inner tray for a chamber |
| 10/03/2007 | CN200954401Y 节能蒸馏设备 Saving distillation equipment |
| 10/03/2007 | CN100340480C Recovery of carbon dioxide at high pressure |
| 10/03/2007 | CN100340319C Method for continuously operated pure distillation of oxiranes, especially propylene oxide |
| 10/02/2007 | US7276215 fixed/fluidized catalytic beds |
| 10/02/2007 | US7276139 Method for concentrating solution |
| 10/02/2007 | US7276138 Vapor generating and recovery apparatus |
| 09/27/2007 | WO2007107557A1 Process for preparing n,n-dimethylaminoethoxyethanol |
| 09/27/2007 | US20070221362 Disinfection System |
| 09/26/2007 | EP1836185A1 Method for purifying (1s)-3-methylamino-1-(2-thienyl)-1-propanol |
| 09/26/2007 | CN200951327Y Distillation column for biological diesel oil |
| 09/26/2007 | CN200951326Y Internal diathermous type and energy-saving coupled rectification equipment |
| 09/26/2007 | CN101044109A Industrial process for production of high-purity diaryl carbonate |
| 09/26/2007 | CN100339429C Method for preparing polymer solution, method for preparing film from solution and products |
| 09/26/2007 | CN100339145C Rectifying plant for purifying tertiary amines |
| 09/25/2007 | US7273560 In which the recycling rate of exhausted stripper is raised, the waste amount of usable stripper is reduced, the uniformity of concentration of recycled stripper is increased, and the concentration of recycled stripper is kept constant. |
| 09/25/2007 | US7273513 Turbulent contactors to simultaneously absorb components from gas stream and flash off hydrocarbons entrained in liquid stream; selective for hydrogen sulfide over carbon dioxide; increasing capacity without changing solvent or column size |
| 09/20/2007 | WO2007104824A1 Semi-automatic device for the evaporation of solvents by analytical gas for concentration of atmospheric samples, which is designed to identify and quantify organic chemical compounds with toxic properties |
| 09/20/2007 | WO2007089888A3 Distillation tower baffle |
| 09/20/2007 | US20070215453 Method for producing a distillate stream from a water stream containing at least one dissolved solid |
| 09/20/2007 | DE102006012277A1 Device for distillation of liquid mixtures, solutions, dispersions and/or other distillation liquids, comprises low-pressure container, hollow plate-heat exchanger, sump, distillation liquid-riser, exhaust-fan, and rotational atomizer |
| 09/19/2007 | CN200948367Y Oil vacuum purifier |
| 09/19/2007 | CN101039896A Process for production of high-purity diaryl carbonate |
| 09/19/2007 | CN101036840A Full effective tray with separating phase transformation and small plate distance rectifying tower |
| 09/19/2007 | CN100337711C Method for controlling the process of separating mixtures containing several substances |
| 09/18/2007 | US7270741 Feeding at least the fraction of the gaseous raw product or the condensate of the gaseous raw product to a distillation column at a feed tray; withdrawing a liquid stream; separating the liquid stream into an aqueous phase and a non-acid chemicals-rich phase; returning the aqueous phase |
| 09/18/2007 | US7270316 Distillation column tray configuration |
| 09/13/2007 | WO2007102751A1 Method for vacuum distilling raw material, mainly oilstock and a plant for carrying out said method |
| 09/13/2007 | WO2007101844A1 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 |
| 09/13/2007 | US20070213557 Separator, reactor, and method for producing aromatic carboxylic acids |
| 09/12/2007 | EP1830938A1 Plate column and method for the transfer of material in a plate column |
| 09/12/2007 | EP1105374B2 Lactam dehydration method |
| 09/12/2007 | CN200945378Y Scattered guiding float valve |
| 09/12/2007 | CN200945377Y High efficiency energy-saving distilling tower assembly |
| 09/12/2007 | CN101035601A Distillation process using microchannel technology |
| 09/12/2007 | CN100337012C Process of preparing thickened grout for preventing coal from spontaneous combustion and equipment therefor |
| 09/11/2007 | US7267803 Degassing apparatus |
| 09/11/2007 | US7267747 Plant and method for vacuum distillation of hydrocarbon liquids |
| 09/11/2007 | US7267746 Dividing wall distillation column control apparatus |
| 09/11/2007 | US7266948 Method and device for separating gases and/or liquids |
| 09/11/2007 | CA2138690C Integrated process for upgrading middle distillate production |
| 09/07/2007 | WO2007099806A1 Method of preventing generation of heavy ingredient of methyl ethyl ketone |
| 09/07/2007 | CA2583010A1 Method of regenerating liquid desiccants used in the dehydration or sweetening of gases |
| 09/06/2007 | US20070205092 Method and apparatus for producing synthesis gas from waste materials |
| 09/05/2007 | EP1829600A1 Whirling device for carrying out downward phase current physico-chemical processes |
| 09/05/2007 | EP1829594A1 Industrial evaporator |
| 09/05/2007 | EP1828081A1 Device for removing oxygen-containing organic compounds from mixtures of various hydrocarbon compounds |
| 09/05/2007 | EP1347868B1 Device for carrying out material exchange processes |
| 09/05/2007 | CN200942304Y Energy-saving rectification separating device |
| 09/05/2007 | CN200942303Y Flash evaporation deamination device |
| 09/05/2007 | CN101031530A Azeotorpe-like compositions of difluoromethane |
| 09/05/2007 | CN101028987A Method and apparatus for extracting, rectifying and separating propane and propylene by separated wall tower |
| 09/05/2007 | CN101028986A Method for extracting rectifying and separating benzene |
| 09/05/2007 | CN101028567A Distillating telescopic tower with short inner tube structure and its use |
| 09/05/2007 | CN100335452C Process for the preparation of phenolic compounds, for separating phenol from cleavage product mixtures, and an apparatus |
| 09/05/2007 | CN100335148C Float valve fixing column plate |