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LIQUID CONTACTING (E.G., SORPTION, SCRUBBING, ETC.)

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095 - Gas separation: processes

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Class / Patent application numberDescriptionNumber of patent applications / Date published
095156000 And degasification of a liquid 102
095187000 And recycle or reuse of contact liquid for further contact 38
095230000 Inorganic gas, liquid particle, or solid particle sorbed (e.g., vapor, mist, dust, etc.) 26
095210000 On surface extending mass 19
095151000 Mechanical agitation of liquid body to contact gaseous fluid mixture 11
095223000 In plural serial stages 9
095216000 And deflection 9
095228000 With cooling 9
095154000 Surfactant or wetting agent 8
095227000 With heating 7
095150000 Including foaming of liquid to aid in the separation 5
20130074694Bubble-Column Vapor Mixture Condenser - In a bubble-column vapor mixture condenser, a fluid source supplies a carrier-gas stream including a condensable fluid in vapor phase. The condensable fluid in liquid form is contained as a bath in a chamber in each stage of the condenser, and the carrier gas is bubbled through the bath to condense the fluid into the bath. The bubble-column vapor mixture condenser can be used, e.g., in a humidification-dehumidification system for purifying a liquid, such as water.03-28-2013
20080271603Air purification system and method of purifying air - An air purification system and method of purifying air according to various embodiments of the invention includes an ambient air inlet and a purified air outlet for the passage there through of air via a transport line. At least one cleaning chamber configured to contain therein an aqueous solution containing a reactant medium is in fluidic communication with the transport line. The ambient air passes through the at least one cleaning chamber and bubbles through the aqueous solution reacting with the reactant medium contained therein to remove gaseous pollutants and/or particulates. To recharge the system, a user simply changes out the cleaning chamber when the reactant medium is no longer capable of reacting to remove the gaseous pollutants and/or particulates from air passing there through.11-06-2008
20110011261WET SCRUBBER FOR CARBON DIOXIDE COLLECTION - A scrubber unit for removal of carbon dioxide from flue gas, including a first chamber, a second chamber, a partition dividing the first chamber and the second chamber, a first weir to distribute flow across of aqueous absorbent across the chamber, and a second weir in the second chamber. The partition is positioned to allow fluid to flow from the first chamber to the second chamber beneath a lower edge of the partition. The scrubber may be used in an algae growing system, along with an algae bioreactor, with the aqueous absorbent solution flowing in a continuous circuit through the wet scrubber and the algae bioreactor to absorb carbon dioxide in the wet scrubber and to provide the absorbed carbon dioxide to algae.01-20-2011
20100116137REMOVAL OF CARBON DIOXIDE FROM AIR - An air/liquid exchanger comprising an open-cell foam 05-13-2010
20120012002MONOTERPENE COMPONENT-RICH ESSENTIAL OIL, METHOD FOR PRODUCING SAME AND METHOD FOR REMEDIATING ENVIRONMENTAL POLLUTANTS USING THE ESSENTIAL OIL - To develop a means for effectively utilize terpene compounds contained in tree leaves, whereby branches and leaves cut in tree thinning and pruning can be effectively utilized as a resource. For this purpose, provided are a monoterpene component-rich essential oil containing 90% or more of monoterpene components; a method for producing the monoterpene component-rich essential oil which includes subjecting coniferous leaves to microwave steam distillation and collecting a distillate thus obtained; and a method for removing environmental pollutants which includes bringing the monoterpene component-rich essential oil into contact with atmosphere containing the environmental pollutants.01-19-2012
095205000 And separation of solid from contact liquid 4
20110100218Method for combining desalination and osmotic power with carbon dioxide capture - Carbon Dioxide capture processes utilizing ammonia, or ammonia in water as the capture fluid for carbon dioxide generate concentrated solutions of ammonium carbonate species in water, which are subsequently decomposed to capture the carbon dioxide and recycle the ammonia. Forward osmosis processes utilize ammonium carbonate species as draw solutions to pull water from saline solutions such as seawater in the ammonium carbonate solution. The ammonium carbonate solution is then heated to decompose the ammonium carbonate to ammonia and CO2 which are both reused, while a portion of the aqueous stream is recovered as pure water. Combination of carbon capture process with an integrated forward osmosis process provide great economies over standalone operations. Furthermore, the very high concentrations of ammonium carbonate provide a further opportunity to include osmotic power recovery cycles with the integrated forward osmosis and carbon capture process.05-05-2011
20120055336MACHINING DEVICE WITH WASTE COLLECTION EQUIPMENT AND MACHINING METHOD FOR WORKPIECE - This invention provides a machining device with waste collection equipment, which is suitable for collecting an easily charged waste and the like, and a machining method using the machining device.03-08-2012
20100326276ACID GAS SCRUBBING COMPOSITION - This invention provides novel compositions comprising substituted polyamines as acid gas scrubbing solutions and methods of using the compositions in an industrial system. The invention relates to the use of such polyamine compounds in industrial processes to remove acidic contaminants from natural and industrial fluid streams, such as natural gas, combustion gas, natural gas, synthesis gas, biogas, and other industrial fluid streams. The compositions and methods of the invention are useful for removal, absorption, or sequestration of acidic contaminants and sulfide contaminants including CO12-30-2010
20130098245REMOVAL OF THERMAL STABLE SALTS FROM ORGANIC SOLVENTS - A Method for removing salts, which cannot be thermally regenerated in a temperature range from 0°-200° C., from organic solvents in aqueous solution by evaporation, wherein the normal boiling point of the organic solvents is higher than water. The organic components contained in the solvent and the salt-like components which are contained in the organic components are enriched by evaporating water and a portion of the organic components in a liquid phase which is formed in a first container. The salt-like components are concentrated in the liquid phase which is forming in the second container, and a partial stream of the liquid phase which is formed in the second container is discharged from the second container.04-25-2013
095152000 Coagulating or flocculating agent 3
20090235818REMOVAL OF ELEMENTAL MERCURY FROM GAS BY MODIFYING WET SCRUBBER SYSTEMS WITH AN ORGANIC COMPOUND - A method of removing elemental mercury from gas phase fluids by contacting the gas with an organic compound dissolved in a gas scrubbing liquid.09-24-2009
20090133577Salt drying process - A method of drying liquid and gaseous hydrocarbons by contacting a feed stream of the hydrocarbon with an aqueous solution of a salt drying agent prior to passing the stream through a salt dryer to remove part of the water in the stream. The aqueous solution of the salt drying agent is generated in the salt dryer when the partly dried stream comes into contact with the drying salt and forms the solution. The solution is circulated in a loop from the salt dryer to the incoming feed and then through a liquid/liquid coalescer which removes a portion of the water together with dissolved salt from the mixture before the mixture is passed on to the salt dryer where further removal of water occurs. The salt dryer is off-loaded by a substantial factor by the initial partial dehydration and does not require to remove such a large amount of water; the salt consumption is therefore reduced in proportion to the amount of water removed in the treatment steps which precede the dryer.05-28-2009
20130174734METHOD TO DECREASE THE AMOUNT OF PARTICULATE MATERIAL SUSPENDED IN AIR OR WATER, COMPRISING THE AGGLOMERATION OF THE SUSPENDED PARTICULATE MATERIAL WITH NEGATIVELY CHARGED EXOPOLYSACCHARIDES - The invention is directed to decreasing the amount of particulate material suspended in air or water, in any situation in which it is desired to decrease the amount of particulate material in suspension, and especially in industrial processes that generate particulate material suspended in air or water. In particular, the invention is directed to decreasing the particulate material in suspension by means of agglomeration with negatively charged ExoPolySaccharides (EPS). To decrease the amount of particulate material suspended in air, this can be sprayed with a negatively charged EPS solution according to the invention, or the EPS can be immobilized on a filter which the air with particulate material passes through. To decrease the amount of particulate material in water, a suspension with a negatively charged EPS solution according to the invention is added to said water, which agglomerates and settles the particulate material by means of the charge attraction principle.07-11-2013
095204000 And recycle of gas for further contact 3
20080210092METHODS AND APPARATUS FOR REMOVING ACID GASES FROM A NATURAL GAS STREAM - Method and apparatus for separating acid gas from a natural gas stream. The method includes the steps of: contacting the natural gas stream with a semi-lean amine solution and a lean amine solution to produce a rich amine solution, separating a first portion of carbon dioxide from the rich amine solution to produce the semi-lean amine solution, and heating a portion of the semi-lean amine solution to separate a second portion of carbon dioxide and produce the lean amine solution. The rich amine solution and semi-lean amine solution are heated from using recovered waste heat derived from one or more of a land based facility or an off-shore facility located on a platform or floating vessel.09-04-2008
20090120290LOW TEMPERATURE SOLIDS REMOVAL SYSTEM FOR GASIFICATION - Disclosed is a process for removing coarse solids and fine solids from a gas, which includes wetting the coarse solids and fine solids in a first chamber thereby separating the coarse solids and fine solids from the gas. The first chamber also contains liquid to cool the coarse solids and the fine solids. The coarse solids and fine solids are routed to a liquid-filled second chamber where the coarse solids settle to the bottom. The liquid in the second chamber, still containing the fine solids is flushed into a third chamber where the fine solids are separated from the liquid. The separated fine solids and coarse solids are then routed to a fourth chamber.05-14-2009
20080196587CO2 SEPARATION APPARATUS AND PROCESS FOR OXY-COMBUSTION COAL POWER PLANTS - An improved process for the separation of carbon dioxide from the flue gas of an oxy-combustion power plant is provided. The flue gas is compressed, cleaned, cooled and dried. This clean, compressed dry flue gas is then further cooled, partially condensed and separated into liquid and vapor streams. The liquid streams, which contain a high concentration of carbon dioxide, are vaporized, compressed and exported to an end user. The vapor streams are heated and expanded, in order to extract useable energy. At least two expanders are used to extract this energy, with an intermediate warming step.08-21-2008
095226000 Gaseous fluid mixture discharged against or beneath surface of liquid body 3
20100218678Gas Treating Method And Apparatus - A method and apparatus for treating natural gas comprises a contactor having a manifold for spreading gas in the contactor vessel, a plurality of perforated plates above the manifold, a spray system for spraying a treating liquid into an upwardly rising column of gas and a liquid level controller for maintaining the treating liquid above the perforated plates. Gas and liquid from the contactor pass through a cooler and are then separated. A treating liquid regeneration system receives the treating liquid and flashes the liquid at low pressure to separate hydrocarbon gases, hydrocarbon liquid and treating liquid. The treating liquid is regenerated by heating and flashing off contaminant gases and is ultimately redelivered to the contactor.09-02-2010
20120145002Method for Treating Contaminated Gas - A method for treating natural gas using a vessel having a manifold for introducing gas in the vessel, a flow disperser above the manifold that prevents channeling of the gas, a spray system for spraying a treating liquid into an upwardly rising column of gas and, optionally, a liquid level controller for maintaining the level of a pool of treating liquid above the flow disperser.06-14-2012
20080307969Method for Cleaning Exhaust Gases Containing Nitrous Gases - In a method for cleaning exhaust gases containing nitrous gases, the exhaust gas is passed through a scrubbing solution that contains a reducing component with which the nitrous gases are reduced to nitrogen wherein as the reducing component ammonium ions (NH12-18-2008
095153000 Hydrate inhibitor 2
20110265647METHOD FOR PURIFICATION OF CARBON DIOXIDE USING LIQUID CARBON DIOXIDE - The present invention relates to a method for removing at least one contaminant from a gaseous stream substantially comprising carbon dioxide. More specifically said method comprising the step of subjecting the gaseous stream to an absorption step in which the absorbent is liquid carbon dioxide.11-03-2011
20120055335DRAIN LIQUID RELIEF SYSTEM FOR A SUBSEA COMPRESSOR AND A METHOD FOR DRAINING THE SUBSEA COMPRESSOR - A drain liquid relief system for a subsea compressor is provided. The system includes a suction scrubber a drain storage tank for collecting drain liquid contaminating the compressor flow in the drain storage tank. The system further includes an intermittently pressurizing device and a suction line connected to the bottom of the drain storage tank. The suction scrubber is connected to the compressor suction nozzle and/or a compressor casing drain line, the suction scrubber being further connected, via a first check valve, to the drain storage tank for collecting the drain liquid in the drain storage tank. The intermittently pressurizing device is adapted to intermittently pressurize the drain storage tank to intermittently blow the drain liquid out of the drain storage tank through the suction line.03-08-2012
095214000 And filtration of gas 2
20130160646APPARATUS AND METHOD FOR TREATING EXHAUST GAS - Presented is a method and apparatus for treating an exhaust gas. A series of filters and conditioning units are used to separate and extract various substances from the exhaust gas, typically originating from an industrial process. In an exemplary embodiment, a cyclone filter, a ceramic filter, a baghouse filter, and a pair of gas conditioners are used to initially separate and extract iron-rich dust from an exhaust gas and then extract zinc from the gas.06-27-2013
20120234166HUMIDIFIER WITH ULTRAVIOLET DISINFECTION - A humidifier for treating humidified air with germicidal light is provided. The humidifier includes a water reservoir, an atomizer to atomize a supply of water, and an ultraviolet light source to expose the atomized water to germicidal light. The ultraviolet light source extends vertically within a cylindrical channel to irradiate the atomized water dissipating upwardly from the atomizer. The water reservoir can include a carbon filter and a hardness-removing module for removing containments and metal oxides from the water supply. A control panel indicates the remaining useful life of the ultraviolet light source, the carbon filter and the hardness-removing module based on historical humidifier usage and water quality levels.09-20-2012
095155000 Defoaming or antifoaming agent 2
20120145001Process For Reducing Contaminants In An Industrial Fluid Stream - This invention provides novel processes utilizing compositions comprising substituted polyamines as acid gas scrubbing solutions and methods of using the compositions in an industrial system. The invention relates to the use of such polyamine compounds in industrial processes to remove acidic contaminants from natural and industrial fluid streams, such as natural gas, combustion gas, natural gas, synthesis gas, biogas, and other industrial fluid streams. The compositions and methods of the invention are useful for removal, absorption, or sequestration of acidic contaminants and sulfide contaminants including CO06-14-2012
20120312165METHOD FOR DEAERATING LIQUIDS - Efficient deaeration of aqueous suspensions such as those obtained during textile treatment or pulp and paper production is achieved by use of a combination of a polyoxypropylene polyether polymer or copolymer and branched polyether-polysiloxane copolymers.12-13-2012
095206000 And separation of liquid from contact liquid 2
20110185901ABSORBENT SOLUTION BASED ON N, N, N', N' - TETRAMETHYLHEXANE - 1,6-DIAMINE AND ON A PARTICULAR AMINE COMPRISING PRIMARY OR SECONDARY AMINE FUNCTIONS AND MEHTOD FOR REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT - The invention relates to the removal of acid compounds from a gaseous effluent in an absorption method using an aqueous solution of N,N,N′,N′-tetramethylhexane-1,6-diamine formulated with a particular primary or secondary amine, allowing to obtain a single-phase absorbent solution under the absorption conditions of acid gases such as CO08-04-2011
20120060690DEHYDRATION SYSTEMS AND METHODS FOR REMOVING WATER FROM A GAS - A dehydration system is provided. The dehydration system includes an absorber configured to produce a dry gas and a rich solvent from a wet gas and from a pure solvent and a flash drum coupled in flow communication with the absorber for receiving the rich solvent discharged from the absorber. The flash drum is configured to produce flash gas from the rich solvent. The dehydration further includes a reboiler configured to produce a semi-lean solvent from the rich solvent and an inert gas system configured to strip the semi-lean solvent using at least the flash gas to produce the pure solvent.03-15-2012
Entries
DocumentTitleDate
20100024644Method and Apparatus for Use of Reacted Hydrogen Peroxide Compounds in Industrial Process Waters - Methods and apparatuses are described for contacting an oxidizing solution such as an aqueous hydrogen peroxide composition of hydrogen peroxide and at least one additive that catalyzes the decomposition of the hydrogen peroxide into hydroxyl radicals with an atmospheric effluent containing odorous and/or noxious components. These components are absorbed by the aqueous hydrogen peroxide composition to produce an atmospheric effluent having reduced amounts of the odorous and/or noxious components. Various methods are described for adding the hydrogen peroxide and the decomposition additive.02-04-2010
20090301302Composition and method for dust suppression wetting agent - This disclosure teaches a composition and process which makes it possible to remove floating particulates or prevent the dissemination or particulates, by the misting of a solution that readily captures any particulate material in the air. More specifically, the present disclosure teaches the composition and use of aromatic compounds that are semi-volatile organic compounds (SVOCs) or slow evaporators in water-based carriers with surfactants as the misting/fogging agent for dust suppression. The particulate material is lowered to surfaces and removed by vacuuming, damp-wiping or using a dry cloth with a cationic charge (static cloth). This method can be achieved with neutral air pressure differentials in the work areas.12-10-2009
20130160645DEVICES AND METHODS FOR IMPROVED DELIVERY OF VOLATILE LIQUIDS - An emanation device for use with a replaceable refill of volatile liquid containing one or more active materials is described wherein the active material comprises at least one of: a fragrance; an insecticide; a fungicide; a pesticide; a sanitising material; and/or a pharmaceutical; wherein the refill comprises a sealed reservoir containing said volatile liquid and a porous wick which extends from the interior of the reservoir to the exterior thereof, wherein the device comprises: an air pump; a fluid conduit in fluid communication with the air pump such that, in use, air pumped by the pump will flow through the fluid conduit; a nozzle located at the end of the fluid conduit remote from the air pump; a ejector constriction provided in the fluid conduit adjacent or substantially adjacent the nozzle; a liquid conduit provided adjacent the ejector constriction and in fluid communication with the fluid conduit at one end thereof, and open at the other end to receive liquid therein; refill securing means configured to secure the refill relative to the device; characterised in that a mechanism is provided to permit the liquid conduit to at least partially penetrate the porous wick.06-27-2013
20120090466Method for Enhancing the Performance of Processes for the Removal of Acid Gas - The invention discloses a method for enhancing the performance of processes for the removal of acid gas wherein the dielectric constant of a solvent, being associated with a process for removing acid gas, is adjusted.04-19-2012
20110107912DISPERSER ARRANGEMENT FOR A SPRAY DRYER ABSORBER - A spray dryer absorber (05-12-2011
20080216653Apparatus, system and method for cleaning air - An apparatus for cleaning air includes a housing having a chamber. The scrubber includes a carbon dioxide scrubber layer disposed in the chamber which claims carbon dioxide from air passing through the scrubber layer. The scrubber includes a forcing element which draws the air into the scrubber and forces the air through the scrubber layer which is powered without any electricity. A system for supporting a breathable environment for users. The system includes an enclosure. The system includes an air scrubber disposed in the enclosure which cleans carbon dioxide from air in the enclosure that is powered without any electricity. A method for cleaning carbon dioxide from air. The method includes the steps of flowing compressed air through a fluid driven motor to operate the motor without any electricity. There is the step of rotating a fan with the operating motor. There is the step of drawing air into a chamber of a housing with the fan blowing the air through a carbon dioxide scrubber layer of soda lime in the chamber, which scrubs the air of carbon dioxide, and out through an opening in the chamber above the layer. A cartridge for a scrubber.09-11-2008
20080245233Method for Inhibiting Fouling in Basic Washing Systems - Fouling in basic washing systems such as caustic scrubbers can be prevented or at least mitigated by treating the liquid washing phase used in a caustic scrubber with an additive having at least one compound selected from the group consisting of oxalyl dihydrazide, a disulfite salt, isopropyl hydroxylamine, chlorobenzhydrazide, aminobenzhydrazide, a thiosulfate salt, 4,4-dimethyl oxazolidine, a hydrosulfite salt, and mixtures thereof.10-09-2008
20120137882Method For Treating Hydrocarbon Fluids Using Pulsting Electromagnetic Wave in Combination With Induction Heating - A method for electrolytically producing alkaline water comprises the steps of (a) providing an electrolytic cell (06-07-2012
20100186589SOUR-GAS SWEETENING SOLUTIONS AND METHODS - A sour gas sweetening solution comprises an aqueous solution of a silicon-containing compound and an amine-containing compound. The silicon-containing compound is preferably maintained at a concentration less than or equal to 500 parts per million (“ppm”) more preferably less than or equal to 400 ppm, and most preferably between about 100 ppm and 300 ppm as SiO07-29-2010
20100242730CONTACTING STAGES FOR CO-CURRENT CONTACTING APPARATUSES - Improved contacting stages for carrying out vapor-liquid contacting are described. Particular aspects are directed to co-current vapor-liquid contacting devices with non-parallel contacting stages that provide an efficient usage of column space for fluid flow and contacting, in order to achieve high capacity, high efficiency, and low pressure drop. The fabrication of such contacting stages is improved using one or more structural enhancements, preferably a combination of enhancements, to achieve easy installation and significantly improved rigidity between the various parts and thereby avoid movement/separation of these parts. This reduces the possibility of fluid leakage across, and consequently vapor and/or liquid bypassing of, the contacting stage.09-30-2010
20090064858BIOLOGICAL PROCESS FOR PURIFYING AIR IN CONFINED ROOMS AND APPARATUS THEREOF - A deputation process and corresponding apparatus for purification of the air of a closed environment characterized by indoor pollution, in which, in order to reduce the pollution, a water tank is provided that contains a multiplicity of active biomasses designed to absorb and metabolize the pollutant substances that are contained in the water and come from the air of the closed environment, and elements of water-air contact, designed precisely to transfer the pollutant substances from the closed environment into the water within the tank.03-12-2009
20100319539GAS LIQUID CONTACTOR AND EFFLUENT CLEANING SYSTEM AND METHOD - The invention relates to a gas liquid contactor and effluent cleaning system and method and more particularly to an array of nozzles configured to produce uniformly spaced flat liquid jets shaped to minimize disruption from a gas. An embodiment of the invention is directed towards a gas liquid contactor module including a liquid inlet and outlet and a gas inlet and outlet. An array of nozzles is in communication with the liquid inlet and the gas inlet. The array of nozzles is configured to produce uniformly spaced flat liquid jets shaped to minimize disruption from a gas flow and maximize gas flow and liquid flow interactions while rapidly replenishing the liquid.12-23-2010
20100319538SPRAY DRYER ABSORBER DISPERSER ARRANGEMENT - A spray dryer absorber (12-23-2010
20110061530APPARATUS AND METHOD THEREOF - The invention relates to a gas liquid contactor and effluent cleaning system and method and more particularly to an array of nozzles configured to produce uniformly spaced flat liquid jets with reduced linear stability. An embodiment of the invention is directed towards a stability unit used with nozzles of a gas liquid contactor and/or an enhancer for stable jet formation, and more particularly to reducing the stability of liquid jets formed from nozzles of the gas liquid contactor. Another aspect of the invention relates to operating the apparatus at a condition that reduces the stability of liquid jets, e.g., a droplet generator apparatus. Yet another aspect of the invention relates to operation of the apparatus with an aqueous slurry. Still another aspect of the invention is directed towards to an apparatus for substantially separating at least two fluids.03-17-2011
20120260800SCRUBBER UNIT ARRANGEMENT - The invention relates to a scrubber unit arrangement for cleaning exhaust gas. The arrangement comprises a scrubber unit for receiving a flow of exhaust gas, a pump means for supplying a scrubbing medium to the scrubber unit from a source of scrubbing medium, and means for discharging scrubbing medium from the scrubber unit. In order to provide an energy efficient scrubbing process, the scrubber unit arrangement further comprises a turbine unit, which is arranged to receive discharged scrubbing medium from the scrubber unit. Scrubbed exhaust gas is separately discharged from the scrubber unit.10-18-2012
20110048232Air Cleaner - An air cleaner is described comprising a housing having an air inlet and an air exhaust extending therethrough, a refill for containing a reservoir of liquid which is releasable from the housing, a nebuliser within the housing configured, in use, to be in fluid contact with the source of liquid to generate a mist of liquid droplets, said nebuliser being configured, in use, to eject the mist upwardly, a chamber within the housing in which the mist is retained, a fan within the housing configured, in use, to generate a flow of air through the air inlet and into the chamber such that at least some of the contaminants in the air flow are urged by the mist out of the flow of air and toward the refill. A refill for the air cleaner is also described as well as the use of said air cleaner.03-03-2011
20130152790Devices and Methods for Improved Delivery of Volatile Liquids - An emanation device is described which comprises: a replaceable refill of liquid containing one or more active materials wherein the active material comprises at least one of: a fragrance; an insecticide; a fungicide; a pesticide; a sanitising material; and/or a pharmaceutical; wherein the refill comprises a sealed reservoir containing said volatile liquid and a porous wick which extends from the interior of the reservoir to the exterior thereof; and wherein the device comprises: an air pump; a fluid conduit in fluid communication with the air pump such that, in use, air pumped by the pump will flow through the fluid conduit; a nozzle located at the end of the fluid conduit remote from the air pump; a ejector constriction provided in the fluid conduit adjacent or substantially adjacent the nozzle; a liquid conduit provided adjacent the ejector constriction and in fluid communication with the fluid conduit at one end thereof, and open at the other end to receive liquid therein; characterised in that the liquid conduit is located within the porous wick.06-20-2013

Patent applications in class LIQUID CONTACTING (E.G., SORPTION, SCRUBBING, ETC.)

Patent applications in all subclasses LIQUID CONTACTING (E.G., SORPTION, SCRUBBING, ETC.)