Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01D - Separation › B01D 3 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
Patents for B01D 3 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping (21,025)
06/2012
06/12/2012US8197646 Processes for continuous fractional distillation of mixtures comprising morpholine, monoaminodiglycol, ammonia and water
06/12/2012US8197645 Process for separating propylene glycol from aqueous compositions
06/12/2012CA2543773C Spinning impingement multiphase contacting device
06/07/2012WO2012075283A2 Azeotrope-like compositions of (z)-1-chloro-3,3,3-trifluoropropene and hydrogen fluoride
06/07/2012WO2012048208A3 Dry cleaning solvent
06/07/2012US20120138841 Azeotrope-like compositions of (z)-1-chloro-3,3,3-trifluoropropene and hydrogen fluoride
06/06/2012EP2460577A1 Oil washing column
06/06/2012EP2459545A2 Process
06/06/2012EP2459505A1 Systems and methods for removing heavy hydrocarbons and acid gases from a hydrocarbon gas stream
06/06/2012CN202265531U 聚乙烯醇吹出塔 Polyvinyl blown tower
06/06/2012CN202263594U 一种2，9-二乙酰基鸟嘌呤的合成装置 Synthesis of 2,9-diacetyl apparatus guanine
06/06/2012CN202263583U 聚合蒸馏装置 Aggregation distillation unit
06/06/2012CN202263412U 高纯度酸自动冷凝提纯控制装置 High purity acids automatic condensate purification control device
06/06/2012CN202263411U 具有丝网状填料层的甲醇回收塔 Methanol recovery column with a mesh-like filler layer
06/06/2012CN202263410U 一种混合物的蒸馏装置 One kind of mixture distillation unit
06/06/2012CN202263409U 蒸馏塔 Distillation column
06/06/2012CN202263408U 一种蒸馏塔 One kind of distillation column
06/06/2012CN202263407U 具有挡流板的甲醇回收塔 With a baffle plate methanol recovery column
06/06/2012CN102485305A Catalyst filling structure for tertiary butanol catalytic rectification dehydration and technology adopting the catalyst filling structure
06/06/2012CN101466803B Printing ink composition of solvent recovery/reuse type, diluent solvent, and method of reusing recovered solvent
06/05/2012US8192589 Purification of aqueous solutions of organic acids
06/05/2012US8192588 Devices and methods for water removal in distillation columns
06/05/2012US8192587 Devices, systems, and methods for recycling plastic
05/2012
05/31/2012WO2012071150A2 Production of aromatic carboxylic acids
05/31/2012WO2012069828A1 Structure of an absorption column
05/31/2012US20120132514 Apparatus and method for recovering a hydrocarbon diluent from tailings
05/31/2012US20120132512 Gaseous density convective desalination and cooling system
05/31/2012CA2854148A1 Structure of an absorption column
05/30/2012EP2457630A2 Energy-saving distillation column assembly
05/30/2012EP1945603B1 N, n-dimethyl-1,3-diaminopropane (dmapa) synthesising method
05/30/2012EP1706189B1 Gas-liquid contacting tray
05/30/2012CN202246142U Steam stripping system for recycled water containing epoxy chloropropane (ECH)
05/30/2012CN202237335U Stripping device
05/30/2012CN202237334U Vacuum pump special for debenzolization tower
05/30/2012CN202237333U Distillation fraction automatically receiving device
05/30/2012CN202237332U Improved heating device of crude phenol refining rectifying kettle
05/30/2012CN202237331U Distillation tower kettle heat-exchange device
05/30/2012CN202237330U Automatic dehydration reaction device
05/30/2012CN202237329U External-circulation stirring and dumped spherical packing combined reaction rectifying apparatus
05/30/2012CN202237328U Guidance high-efficiency valve tray
05/30/2012CN202237327U Internal reflux uniform distribution device of n-hexane rectifying tower
05/30/2012CN202237326U Distillation device used for purifying ketone mixture
05/30/2012CN202237325U Rectifying tower for separating polysiloxane in production of organic silicon
05/30/2012CN202237324U Production device for preparing furfural by using xylose mother liquid
05/30/2012CN202237323U Unpowered circulating device of reactive distillation
05/30/2012CN202237322U Distillation device for improving distillation purity
05/30/2012CN202237321U Fractionation plant for extracting n-hexane and isohexane from crude hexane
05/30/2012CN202237320U Novel hot water circulation system for rectifying tower reboiler
05/30/2012CN202237319U Novel plate type rectifying device
05/30/2012CN202237318U Multistage molecular distillation equipment
05/30/2012CN202237317U Environment-friendly harmful solvent recovery device
05/30/2012CN202237316U Filter cone type vacuum oil purifier
05/30/2012CN202237315U Horizontal flash tank
05/30/2012CN202237314U Electrical heating device for high temperature distillation kettle
05/30/2012CN202237313U Device for recovering furfural from aldehyde mud
05/30/2012CN202237312U Improved feeding device of crude phenol refining distillation kettle
05/30/2012CN202237311U Medicine distilling and concentrating apparatus
05/30/2012CN202237310U Distillation device for separating and purifying dimethyl nylon acid
05/30/2012CN202237309U Gas stripping device for recycling condensate of chlorine dioxide generator
05/30/2012CN202237308U Rectifying device for aqueous solutions of methanol and ethanol
05/30/2012CN102482691A Method for continuously separating organic materials of interest from fermentation
05/30/2012CN102482586A Efficient method for improving coker gas oil quality
05/30/2012CN102482368A 将从含烃的原料物流分离的产品物流再循环的方法 The method of recycling the product stream from the hydrocarbon-containing feed stream separation
05/30/2012CN102482213A Nmp distilling apparatus
05/30/2012CN102481491A 用于制备甲硅烷的方法和设备 A method and apparatus for the preparation of the silyl
05/30/2012CN102093590B Waste plastic conditioning and viscosity modifying system
05/30/2012CN102001718B Low-pressure water-saving efficient water distiller
05/30/2012CN101986320B Modeling method for heterogeneous azeotropic rectification solvent dehydrating tower of industrial purified terephthalic acid (PTA) device
05/30/2012CN101940848B Catalytic rectification column member
05/30/2012CN101732883B Adsorptive rectification tower for decoloring aromatic solvent oil and process method thereof
05/30/2012CN101544549B Method and equipment for separating propionaldehyde-water-acetic acid mixed liquid by combining azeotropic distillation and extraction distillation by saliferous mixed extracting agent
05/29/2012US8187464 Apparatus and process for desalination of brackish water using pressure retarded osmosis
05/29/2012US8187429 Wastewater treatment apparatus and method with stair-like heat treatment tanks
05/29/2012CA2507928C Polycarbonate moulding compositions
05/24/2012WO2012066221A2 Method and appliance for purifying a flow rich in carbon dioxide
05/24/2012WO2011141301A3 Contact tray for a mass transfer column
05/24/2012US20120125762 Recovery of tetracosanol from a mixture derived from tall oil pitch
05/24/2012US20120125761 Heat integrated distillation apparatus
05/23/2012EP2453999A1 Methods for inhibiting polymerization of vinyl aromatic compounds during extractive distillation
05/23/2012CN202223925U Improved phenol gas condensing unit for crude-phenol refining rectifying tower
05/23/2012CN202223923U Rectifying tower with randomly-adjustable reflux ratio
05/23/2012CN202223922U Negative pressure pumping device for dehydrating tower
05/23/2012CN202223921U Device capable of recycling dimethyl benzene in waste solvent oil
05/23/2012CN202223920U Fractionating column with intermittent reflux device
05/23/2012CN202223919U Desorption device
05/23/2012CN202223918U Desorption column with trays capable of being washed on line
05/23/2012CN202223917U Efficient, environment-friendly and full-automatic distilling system
05/23/2012CN102471194A 用于生产甲醇和二甲醚的方法和装置 Method and apparatus for the production of methanol and dimethyl ether is used
05/23/2012CN102470284A 包括规整填料的半连续脱臭机 Including structured packing machine semi-continuous deodorization
05/23/2012CN102470283A Heat-exchange-type distillation apparatus
05/23/2012CN102462972A 一种液体分布器 A liquid distributor
05/23/2012CN102462971A 一种移动催化蒸馏设备及其应用 A mobile catalytic distillation equipment and its application
05/23/2012CN101979381B Method for refining crude quinoline by continuous rectification
05/23/2012CN101954196B Distillation recovery system
05/23/2012CN101745245B Multi-level countercurrent rotating bed reaction and rectification device and application thereof
05/23/2012CN101708373B High-purity nonlinear observation system and method for internal thermally coupled distillation column
05/23/2012CN101486950B Preparation of Perilla leaf clean oil
05/22/2012US8183400 Alkylene oxide recovery systems
05/22/2012US8182654 Heat pump for high purity bottom product
05/22/2012CA2535987C Distribution device
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