Gas separation: processes inventions 06/06

20060137521 - Method and system for moving air purifier: A method and system for purifying air while moving. The system for purifying air includes an air purification unit inhaling and purifying the air, a moving unit moving the system, and an object sensing unit sensing a wall existing at a side of the system in a direction in which...

20060137522 - Oxygen concentrator for medical treatment: The present invention provides, as a pressure swing adsorption type oxygen concentrator aiming to be used for the home oxygen therapy, and having the device reliability ensuring a low failure occurrence rate, and the adsorption performance stability, ensuring the stable oxygen concentration performance even over a long period, a pressure...

20060137523 - Regeneration of adsorption beds using heated nitrogen: A system and method for removal of solvents, or other materials, from an exhaust stream, uses an active adsorption bed and a bed that is periodically regenerated. Electrically heated nitrogen may be used to regenerate the beds. A portion of the exhaust stream to be cleaned is diverted to a...

20060137524 - Gas removing apparatus for removing non-condensate gas from a heat pipe and method for the same: A method and gas removing apparatus removes non-condensate gas from a heat pipe. The gas removing apparatus includes a liquid container, a heating unit, and a sealing unit. The liquid container contains a heating liquid heated by the heating unit. The sealing unit is placed atop the heating unit and...

20060137525 - Method and system for testing the integrity of green plugged honeycomb structure: A method for testing integrity of a plugged honeycomb structure includes forming a condenser at a first end of the honeycomb structure, passing a vaporous stream into a second end of the honeycomb structure, wherein a column of the vaporous stream emerges at the first end of the honeycomb structure...

20060130646 - Dust-collecting apparatus and method for a vacuum cleaner: A dust-collecting apparatus for a vacuum cleaner comprises a main body including an air inlet and an air outlet, a collection unit disposed at a lower part of the main body to store therein dust and moisture separated from dust-laden air, and one or more guide units disposed in an...

20060130647 - Carbon monoxide production process: The present invention provides for a process for producing carbon monoxide. A feed gas stream of hydrogen, carbon monoxide and carbon dioxide is directed to a membrane unit which separates the feed gas stream into two streams. The stream containing carbon monoxide is directed to second membrane unit for further...

20060130648 - Polarity reversing circuit for electrostatic precipitator systems: A gas separation apparatus using electrostatic precipitators and mechanical rappers is enhanced by the addition of an opposite polarity refreshing power supply and a switching arrangement. The switching components selectively disconnect the primary power supply and connect the refreshing power supply to the electrostatic precipitator, causing an electrical impulse in...

20060130649 - Treatment of effluent gases: A method is described for recovering a noble gas, such as xenon or krypton, from a first gas mixture comprising a plurality of components, one of which is the noble gas and the others are typically helium and/or nitrogen, argon, and relatively light fluorocarbons. The gas mixture is first conveyed...

20060130651 - Systems and methods for regulating heating assembly operation through pressure swing adsorption purge control: Pressure swing adsorption (PSA) assemblies with purge control systems, and hydrogen-generation assemblies and/or fuel cell systems containing the same. The PSA assemblies are operated according to a PSA cycle to produce a product hydrogen stream and a byproduct stream from a mixed gas stream. The byproduct stream may be delivered...

20060130650 - Temperature-based breakthrough detection and pressure swing adsorption systems and fuel processing systems including the same: Pressure swing adsorption (PSA) assemblies with temperature-based breakthrough detection systems, as well as to hydrogen-generation assemblies and/or fuel cell systems containing the same, and to methods of operating the same. The detection systems are adapted to detect a measured temperature associated with adsorbent in an adsorbent bed of a PSA...

20060130652 - Adsorbent for adsorption heat pump, adsorbent for humidity-control air conditioner, adsorption heat pump and humidity-control air conditioner: The present invention provides an adsorbent for adsorption heat pump and humidity-control air conditioner, which is capable of adsorbing an adsorbate therein and desorbing the adsorbate therefrom in a narrow relative vapor pressure range, and can be regenerated (desorption) at a low temperature. Also, the present invention provides an adsorption...

20060130653 - Smoke collector for diesel engines: A process for removing extremely fine and sticky particles, such as smoke, from gas streams comprising the steps of: increasing the relative humidity of the gas and compelling the gas to interact with a cold solid surface. This invention is most suitable for removing smoke from the exhaust gas of...

20060130654 - Method and apparatus for recovering water from atmospheric air: A method of separating water from air is provided comprising the steps of (a) contacting air having water vapour with an hygroscopic liquid mixture to produce a water rich hygroscopic liquid mixture, (b) heating at least a portion of the water rich hygroscopic liquid mixture to produce a gaseous mixture...

20060130655 - Groundwater reactive gas injection and venting system for a groundwater remediation system: In a system for collecting gas from a subsurface body of contaminated water, a site collects unabsorbed reactive gas from the subsurface body of contaminated water. In addition, a vacuum source is connected to the site. Furthermore, a controller regulates a flow of the reactive gas from the site to...

20060123986 - Methods and apparatus for air pollution control: A method for filtering particle-laden gas includes electrostatically precipitating particles from the particle-laden gas to produce a gas having residual particulates, agglomerating the residual particulates, and using a fabric filter to filter the agglomerated residual particulates from the gas....

20060123987 - Method and apparatus for keeping constant the retention times in a gaschromatographic analysis: A method for obtaining reproducibility of the retention times of the components of a mixture to be analysed in an apparatus for gaschromatographic analysis provided with a capillary column, when there occurs one of the following variations: variation in the length of the column, or alternatively its replacement with a...

20060123988 - Method for producing a useful compound and treating a wastewater using pure oxygen: A method of using pure oxygen in microbial fermentation processes and wastewater treatment processes, in which the pure oxygen is produced by a pressure swing adsorption (PSA) process from a gas mixture of air and unused oxygen-containing recycled off-gas from microbial processes which uses oxygen-containing gas in a liquid or...

20060123989 - Method and device for purifying air for fuel cells: The invention relates to auxiliary systems ensuring functioning of alkaline fuel cell (AFC), in particular to a method and device for sorptive purification of air used in an AFC of carbon dioxide. In accordance with the invention, in the method for purifying air for a fuel cell, the starting air...

20060123990 - Filter arrangement and methods: A filter arrangement includes a first filter element having opposite first and second ends; an axial length between the first and second ends; and a plurality of flutes. Each of the flutes has a first end portion adjacent to the first filter element first end, and a second end portion...

20060112821 - Process for separating nh3 and optionally co2 and h2o from a mixture containing nh3, co2, and h2o: The invention relates to a process for separating NH3 from a mixture containing NH3, CO2 and H2O which comprises an NH3 rectification step carried out in a NH3 separation device to which one or more streams containing NH3, CO2 and H2O, including the mixture, are supplied, with a stream consisting...

20060112822 - Apparatus and method for separating gases: An apparatus and method to separate a mixture of gases—such as carbon dioxide and methane—by an inorganic membrane comprising a ceramic support and a silica layer made from a silicon elastomer sol. The apparatus and method can efficiently separate the gaseous mixture and can also cope with the extreme conditions...

20060112823 - Method and apparatus for pollution control of confined spaces: A method of improve the removal of particulate matter, heavy metals, neutralizing acid, and kill microorganism pollutants, known to be in contaminated air volumes of occupied confined spaces, when exposed in close contact under pressure to a mixture of alkaline sorbent materials, having a known synergism between said pollutants using...

20060112824 - Method for separating solids from gas scrubbers: A solid is separated from a gas scrubber by collecting a solids burden not collected at a solids-collection device of a flue gas desulfurization system by adding at least one flocculant, flocculation aid or mixtures thereof, while using a separating device; wherein te flue-gas desulfurization system contains at least one...

20060112825 - Gas turbine air intake system with bypass arrangement and methods: A hopper arrangement includes a damper arrangement selectively moveable in a plurality of positions to manipulate access to the interior volume. A first position includes a standby position wherein the enclosure and the damper arrangement block access to the interior volume. Another position includes a pressure-relief position wherein the interior...