| 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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| 04/10/2013 | CN202860158U Reboiler capable of controlling upper liquid level of heat supply pipe |
| 04/10/2013 | CN202860157U Composite packing type counterflow rotating packed bed device |
| 04/10/2013 | CN202860156U Inclined-hole column plate for alcohol distillation tower |
| 04/10/2013 | CN202860155U Waste gas recycle and rectification device |
| 04/10/2013 | CN202860154U Alcohol recycling device |
| 04/10/2013 | CN202860153U Valve device in rectifying tower for preparing dimethyl carbonate and propylene glycol |
| 04/10/2013 | CN202860152U Multi-effect rectification system |
| 04/10/2013 | CN202860151U Device for recovering gas-phase cooling fluid in evacuating device for preparing propylene carbonate |
| 04/10/2013 | CN202860150U System for recycling afterheat of steam condensed water of vacuum flash tank |
| 04/10/2013 | CN202860149U Device for feeding material from four-tower return tank for preparing dimethyl carbonate to feed tank of normal-pressure rectification recovery tower for preparing methyl alcohol |
| 04/10/2013 | CN202860148U Distilling device |
| 04/10/2013 | CN202860138U Glue making dehydration device |
| 04/10/2013 | CN103038160A Extractive distillation of AsF5 and PF5 Using HF |
| 04/10/2013 | CN103028268A Novel liquid distributor |
| 04/10/2013 | CN102455204B Liquid level measurement system and method for kettle-type container and kettle-type container |
| 04/10/2013 | CN101774877B Full energy coupling separation system of C3, C4 and C5 in front-end depropanization ethylene process and operation method |
| 04/09/2013 | US8414850 Process for the working-up of a vitamin E- and vitamin E-acetate-containing mixture or product stream |
| 04/09/2013 | US8414763 Process for recovering FCC product |
| 04/09/2013 | US8414745 Low cost desalination method using renewable energy and recycled materials |
| 04/09/2013 | US8414744 Continuous process for preparing menthol in pure or enriched form |
| 04/09/2013 | CA2650302C Processes for isolating or purifying propylene glycol, ethylene glycol and products produced therefrom |
| 04/04/2013 | WO2013047494A1 Highly accurate correlating method for phase equilibrium data, and phase balance calculation method |
| 04/04/2013 | US20130081936 Processes for Producing Acrylic Acids and Acrylates |
| 04/03/2013 | CN202844834U Ethylene oxide recovery device |
| 04/03/2013 | CN202844631U Thermostatic distillation and extraction equipment |
| 04/03/2013 | CN202844621U Single-stage recycle normal-pressure or decompression vapor-liquid equilibrium kettle |
| 04/03/2013 | CN202844620U Automatic vacuum material discharging device system |
| 04/03/2013 | CN202844619U High-flux anti-blocking gas-liquid cross flow spraying tower plate |
| 04/03/2013 | CN202844618U Multi-tower-section rectifying tower |
| 04/03/2013 | CN202844617U Liquid trap and rectifying tower |
| 04/03/2013 | CN202844616U Rectifying kettle |
| 04/03/2013 | CN202844615U Upgrading device for oil return pipeline of rectifying tower |
| 04/03/2013 | CN202844614U Desalting flash tank containing easily soluble monovalent salt ethylene glycol |
| 04/03/2013 | CN202844613U Liquid medicine extraction device |
| 04/03/2013 | CN202844612U Distillation still |
| 04/03/2013 | CN202844611U Distillation device system for recovering chloroactic acid mother liquor |
| 04/03/2013 | CN202844610U Reboiler for producing dimethyl ether |
| 04/03/2013 | CN202844609U Novel primary distillation kettle |
| 04/03/2013 | CN202844608U Benzene separating kettle |
| 04/03/2013 | CN202844607U Device for recovering methanol from crude glycerine by utilizing solar energy |
| 04/03/2013 | CN103025402A Feed section of a separation column |
| 04/03/2013 | CN103017411A High temperature heat pump system for distillation |
| 04/03/2013 | CN103007567A High-efficiency distillation reboiler |
| 04/03/2013 | CN103007566A Liquid distributor of packed column |
| 04/03/2013 | CN103007565A Method and device for triple-effect separation of methylbenzene and polyethylene |
| 04/03/2013 | CN103007564A Capillary rectification principle, process and equipment |
| 04/03/2013 | CN103007563A Integrated double-component distillator |
| 04/03/2013 | CN101721831B Differential pressure type solid continuous distillation process |
| 04/03/2013 | CN101405256B Process for preparing N,N-dimethylaminoethoxyethanol |
| 04/02/2013 | US8409333 Production of ethylene oxide |
| 04/02/2013 | US8408026 Liquid collector and redistributor for packed columns |
| 03/28/2013 | WO2013043728A1 Apparatus for removing volatile contaminants from oil |
| 03/28/2013 | WO2013043606A1 Dividing wall column for alpha-methylstyrene and cumene distillation |
| 03/28/2013 | WO2013043195A1 Dividing wall column |
| 03/28/2013 | WO2013042941A1 Dual-mode dividing wall column |
| 03/28/2013 | WO2013041836A1 Apparatus and method |
| 03/28/2013 | US20130074958 Control Scheme For Enhanced Filtered Water Systems |
| 03/28/2013 | DE10295317B4 Kolonne mit Dual-Flow-Böden Column with dual-flow trays |
| 03/28/2013 | CA2821657A1 Apparatus and method |
| 03/27/2013 | EP2571834A1 Method and system for producing low-oxygenate olefin flows |
| 03/27/2013 | CN202829988U Equipment for distilling off lubrication oil base oil by using spent lubrication oil |
| 03/27/2013 | CN202829915U Sleeve mixer |
| 03/27/2013 | CN202823331U Rotating liquid distributing device |
| 03/27/2013 | CN202822987U Purification system for slot-type solar power generation system |
| 03/27/2013 | CN202822845U Tube-and-shell-type surface condenser, vacuum condensation device and vacuum system at top of pressure reduction tower |
| 03/27/2013 | CN202822837U Waste liquor discharging balance mechanism of alcohol recovery tower |
| 03/27/2013 | CN202822836U Split type simultaneous distillation extraction device |
| 03/27/2013 | CN202822835U Petrochemical engineering sieve-plate tower |
| 03/27/2013 | CN202822834U Rectifying tower and easily-installed liquid collector for same |
| 03/27/2013 | CN202822833U Liquid collector of rectification tower and rectification tower with same |
| 03/27/2013 | CN202822832U Liquid collector of rectification tower and rectification tower |
| 03/27/2013 | CN202822831U Rectification tower plate combination block and rectification tower |
| 03/27/2013 | CN202822830U Rectification device |
| 03/27/2013 | CN202822829U Device for lowering sulfur content in MTBE (Methyl Tert-butyl Ether) |
| 03/27/2013 | CN202822828U Anti-blockage liquid distributor for fractionating tower |
| 03/27/2013 | CN202822827U Rectifying tower condensing system |
| 03/27/2013 | CN202822826U Reaction system with rectification and distillation switching function |
| 03/27/2013 | CN202822825U Flash tank |
| 03/27/2013 | CN202822824U Novel flash tank for producing gardenia yellow pigment |
| 03/27/2013 | CN202822823U Flash tank provided with fractional condenser and liquid drop removal device |
| 03/27/2013 | CN202822822U Simple and practical distillation reflux device |
| 03/27/2013 | CN202822821U Conduit for bromine distillation still |
| 03/27/2013 | CN202822820U Two-stage decomposition tower used for purification of methane |
| 03/27/2013 | CN202822819U Novel alcohol recovery tower |
| 03/27/2013 | CN202822818U Three-in-one device integrating heating backflow, backflow water distribution and distillation |
| 03/27/2013 | CN102992930A Recovery process and separation device of toluene solvent in production process of alpha-acetyl-gamma butyrolactone |
| 03/27/2013 | CN102989190A Separation device for C-5 alkanes |
| 03/27/2013 | CN102989189A High-purity difluoro acetoacetic ester purifying device and method |
| 03/27/2013 | CN102989188A Exhaust gas recovery and rectification device |
| 03/27/2013 | CN102989187A Reaction distillation equipment |
| 03/27/2013 | CN102989186A Miniature refining system for ethanol preparation |
| 03/27/2013 | CN102989185A Production system of dehydrated caprolactam and method thereof |
| 03/26/2013 | US8404086 Purification of hydroformylated and hydrogenated fatty alkyl ester compositions |
| 03/26/2013 | US8404085 Separation and purification of hydroquinone from crude mixtures thereof |
| 03/21/2013 | WO2013040234A1 System and method for water treatment |
| 03/21/2013 | WO2013040232A2 System and method for water treatment |
| 03/21/2013 | WO2013040228A1 System and method for water treatment |
| 03/21/2013 | WO2013040217A1 System and method for water treatment |
| 03/21/2013 | WO2013039288A1 Device and method for separating off water and recovering a carboxylic acid from reactor discharge during an aromatic compound oxidation reaction using energy donating coupled distillation |
| 03/21/2013 | WO2013037712A1 System for separating and concentrating a liquid component from a liquid multicomponent mixture, comprising a heat pump |