28457 ⎘
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
Sub-classes:SYSTEMS FOR PURIFYING ACETONE
#2WHITE ALKANES CREATED FROM NON-PETROLEUM, RENEWABLE SOURCES
#3PURIFYING PRECURSOR COMPOUNDS AND RELATED SYSTEMS AND METHODS
#4PROCESS FOR PREPARING HYDRAZINE HYDRATE IN THE PRESENCE OF AN ANTI-FOAMING AGENT
#5METHOD FOR PREPARING A CATHODE OF A SECONDARY BATTERY AND A PURIFIED N-METHYL PYRROLIDONE, AND PURIFYING A WASTE N-METHYL PYRROLIDONE USING AN INHIBITOR
#6METHOD FOR PURIFYING A FEEDSTOCK RESULTING FROM A METHOD FOR DEPOLYMERIZING STYRENE COMPOUNDS
#7DISTILLATION COLUMN MINIMUM FLOW ARRANGEMENT
#8METHOD FOR CONTINUOUSLY RECOVERING DIMETHYLFORMAMIDE FROM WASTE SOLUTION RESULTING FROM PRODUCTION OF POLYIMIDE
#9Ammonia Mediated Carbon Dioxide (CO2) Sequestration Methods and Systems
#10WHITE ALKANES CREATED FROM NON-PETROLEUM, RENEWABLE SOURCES
#11RECOVERY OF 3-HYDROXYPROPIONIC ACID
#12RECOVERY OF 3-HYDROXYPROPIONIC ACID
#13Process for recovering close boiling products
#14METHOD OF PURIFYING PHOSPHORUS COMPOUND AND METHOD OF REUSING THE SAME
#15PROCESS FOR RECOVERY OF PYROLYSIS OIL EXTRACTION SOLVENT
#16PRODUCTION APPARATUS AND PRODUCTION METHOD OF SUCROSE-6-ESTER
#17Separation of sulfurous materials
#18Composite adsorbent for separation of ethylbenzene by adsorption distillation and application thereof
#19Method for creating white alkanes from non-petroleum renewable sources
#20Method for purifying (meth)acrylic acid
#21Ammonia mediated carbon dioxide (CO) sequestration methods and systems
#22Process for separating out an effluent obtained from an oligomerization step
#23Separation of sulfurous materials
#24Disaggregation of biomass pyrolysis oil
#25Methods for separating water and contaminants from valuable or harmful process liquids
#26Distillation tower management system, distillation tower state analysis method and distillation tower management method
#27IMPROVED DISTILLATION CAPABILITY BY DILUTION WITH A COMPONENT TO BE SEPARATED OFF
#28METHOD FOR ELIMINATING PRESSURE DIFFERENCE IN DISTILLATION COLUMN
#29Recovery of 3-hydroxypropionic acid
#30Recovery of 3-hydroxypropionic acid
#31Process for recovering close boiling products
#32Disaggregation of biomass pyrolysis oil
#33Method for diisocyanate recovery from distillation residues with bitumen
#34Ammonia mediated carbon dioxide (CO2) sequestration methods and systems
#35Method for producing methyl methacrylate
#36Method of distilling dimethyl sulfoxide and multistage distillation tower
#37Process for the purification of an unsaturated carboxylic acid
#38Process for recovering close boiling products
#39METHOD AND APPARATUS FOR EXTRACTING BOTANICAL OILS
#40Method for recovering dimethyl sulfoxide from recovered resist remover
#41Process for purifying (meth)acrylic acid including a dividing-wall distillation column
#42Recovery of 3-hydroxpropionic acid
#43Method for producing two isocyanates
#44Recovery of 3-hydroxypropionic acid
#45System and method to reboil a process stream in a distillation system by mixing the stream with a heating medium
#46Separation of sulfurous materials
#47Ammonia mediated carbon dioxide (CO) sequestration methods and systems
#48Contaminant removal method for fractionating columns
#49Process and apparatus for recovering hydrocracked soft pitch
#50Method and apparatus for extracting botanical oils
#51Process for reducing CPI in a dinitrile stream
#52RESORCINOL RESINS AND COMPOSITIONS DERIVED THEREFORM
#53Process to mitigate unwanted formation of popcorn polymers using acoustic emission signals
#54POLYMERIZATION INHIBITING SYSTEM AND POLYMERIZATION INHIBITING METHOD
#55Inhibiting CPI formation from adiponitrile
#56Purification of cadaverine using high boiling point solvent
#57System for manufacturing high purity sulfuric acid
#58Method and device for manufacturing lactide
#59Process for the epoxidation of propene
#60METHODS FOR TREATING BITUMEN MIXTURES
#61Separation method and method for producing isocyanate
#62Process to control HI concentration in residuum stream
#63Process of Making Biochar From Beneficiated Organic-Carbon-Containing Feedstock
#64System and method to reboil a process stream in a distillation system by mixing the stream with a heating medium
#65Polymerization Inhibitor for Silane
#66DEFOAMING AGENT
#67Evaporation system, evaporation method, and sealing system
#68Ammonia mediated carbon dioxide (CO2) sequestration methods and systems
#69Method for purifying halogenated oligosilanes
#70DISTILLATION DEVICE
#71QUENCHING VACUUM DISTILLATION COLUMN WASH ZONE LIQUID
#72Process for recovering processing liquids from streams containing alkaline earth metal salts
#73Methods for recovering chlorinated hydrocarbons
#74Effective novel non-polymeric and non-fouling additive for inhibiting high-temperature naphthenic acid corrosion and method of using the same
#75Microwave produced pyrolysis oil from beneficiated organic-carbon-containing feedstock
#76Unit and process for purification of crude methyl methacrylate
#77Method for the preparation of 1,4-butane diol having an APHA color index of less than 30
#78Process to control HI concentration in residuum stream
#79Process to control HI concentration in residuum stream
#80Process to control HI concentration in residuum stream
#81Mineral composition for generating small water clusters, a small water cluster generating device and a seawater desalination equipment using the same, and a small water cluster generating method
#82Systems, methods, and apparatuses for purifying liquids
#83Complexed nanoparticle material, composition and use comprising the same for heating liquid
#84Recovery of 3-hydroxypropionic acid
#85Process of producing 1,4-butanediol
#86Recovery of 3-hydroxypropionic acid
#87Methods for recovering chlorinated hydrocarbons
#88Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product
#89Systems, methods, and apparatuses for purifying liquids
#90Microwave produced pyrolysis oil from beneficiated organic-carbon-containing feedstock
#91Methods for recovering chlorinated hydrocarbons
#92Methods for producing bioderived propylene glycol
#93Flexible process for treating solvent, such as monoethylene glycol, used in natural gas extraction
#94Carboxylic acid salt removal during hydrate inhibitor recovery
#95Systems and methods for separating xylene isomers using selective adsorption
#96METHOD FOR ISOLATION OF CYMENE
#97ITERATIVE REACTIVE DISTILLATION OF DYNAMIC ESTER MIXTURES
#98Method for manufacturing high purity sulfuric acid
#99METHODS FOR PRODUCING BIODERIVED PROPYLENE GLYCOL
#100System and method for recycling high-boiling-point waste photoresist stripper
#101PROCESS FOR THE TREATMENT OF A RECYCLYING STREAM FROM A PLANT FOR THE PRODUCTION OF POLYARYLENE ETHER SULFONES
#102PROCESS FOR THE TREATMENT OF A RECYCLING STREAM FROM A PLANT FOR THE PRODUCTION OF POLYARYLENE ETHER SULFONES
#103DISTILLING A CHEMICAL MIXTURE USING AN ELECTROMAGNETIC RADIATION-ABSORBING COMPLEX FOR HEATING
#104PURIFYING A FLUID USING A HEAT CARRIER COMPRISING AN ELECTROMAGNETIC RADIATION-ABSORBING COMPLEX
#105Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product
#106Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product
#107Separation method and method for producing isocyanate
#108Integration of FT System and Syn-gas Generation
#109Processes for producing acrylic acids and acrylates
#110Method to Recover Organic Tertiary Amines from Waste Sulfuric Acid Employing A Plug Flow Reactor
#111Effective Novel Non-Polymeric and Non-Fouling Additive for Inhibiting High-Temperature Naphthenic Acid Corrosion and Method of Using the Same
#112Ambient temperature purification of alkylene oxides
#113DISTILLATION DEVICE
#114Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product
#115Method of corrosion prevention
#116Treating a crude and natural gas stream
#117DESALINATION OF OCEAN WATER
#118Method for deodorization
#119Method for the distillative purification of slow-evaporating fluids
#120Distillation Process
#121Use of inert, Porous Materials in Order to Reduce the Salt Content in Aqueous Solutions, and Method and Device Therefor
#122Method of corrosion prevention
#123Method and Apparatus for Corrosive Gas Purification
#124Regeneration of cupric etchants and recovery of copper sulfate
#125Process for reducing the aldehyde concentration in a mixture comprising cyclohexanone and one or more aldehydes
#126Method for producing drinking water
#127Process for the purification of pharmaceutical grade HFC-134a and polymer grade HCFC-22
#128Method of removing iron oxide deposits from the surface of titanium components
#129Separation of sulfurous materials
#130System and process for removing total organic carbons from a brine waste stream
#131Methods for cleaning distilling columns