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Gas Separation: Apparatus > Apparatus For Selective Diffusion Of Gases (e.g., Semipermeable Membrane, Etc.) Apparatus For Selective Diffusion Of Gases (e.g., Semipermeable Membrane, Etc.)Apparatus For Selective Diffusion Of Gases (e.g., Semipermeable Membrane, Etc.) patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.11/08/07 - 20070256560 - Silver nanoparticle-containing polymer film for facilitated olefin transport and method for the fabrication thereof Disclosed herein are a polymer membrane, based on a facilitated transport mechanism, for separating olefins from paraffins, and a method for fabricating the same. In the polymer membrane for facilitated transport, silver nanoparticles are partially cationized and play a role as a carrier for transporting olefins across the membrane, with ... 10/25/07 - 20070245895 - Material and process for the filtration of nitric acid and no2 from streams of air A material for filtering NO2 and nitric acid vapors from air over a wide range of humidities and temperatures including a porous hydrophobic substrate and an amine is provided. ... 10/25/07 - 20070245894 - Vapor & moisture resistant conduit A membrane resistant conduit for the purpose of preventing moisture and/or vapor migration comprising: a membrane sheet and a channel, the channel comprising a first member and a second member, the membrane sheet having a top side and a bottom side. ... 10/18/07 - 20070240570 - High-temperature membrane for co2 and/or h2s separation A nonporous metal carbonate membrane for selective separation of CO2 from a CO2-containing fluid having a porous substrate having a feed side and a permeate side. The membrane is also suitable for removal of H2S that may be present in the fluid. ... 10/11/07 - 20070234904 - Dry compressed air supply module A dry compressed air module is provided for attachment to the frame of commercial vehicle. The dry compressed air module includes a shell, an air compressor, an air dryer, and a reservoir. The air compressor, the air dryer, and the reservoir are disposed on the shell, and can be collectively ... 09/20/07 - 20070214962 - Fluorination of a porous hydrocarbon-based polymer for use as composite membrane Fluorination of a porous hydrocarbon-based polymer for use as a composite membrane and, more particularly, for use as a composite proton exchange membrane for a fuel cell. The composite membrane is formed by fluorination of the porous hydrocarbon-based polymer to yield a selectively fluorinated polymer, which is then loaded with ... 08/16/07 - 20070186776 - Planar micromachined valve and thermal desorber This invention describes the combination of an electrostatically operated valve and an electrically heated desorber, comprising a movable flap carrying a chemically adsorbing coating, suspended by an elastic element above an orifice in an insulated substrate. The device is constructed by planar processing. The flap can be deflected towards the ... 08/16/07 - 20070186775 - Low-profile surface mount filter Embodiments of the present invention provide low-profile surface mount filters. One embodiment of the present invention includes a filter housing adapted to mount on a substrate block having a plurality of flow paths and a filter cavity defined therein. The filter cavity is defined to extend in a generally horizontal ... 08/09/07 - 20070180991 - Methods for providing thin hydrogen seperation membranes and associated uses The present disclosure is generally related to providing thin hydrogen separation membranes coated on porous substrates that are useful in membrane steam reformers and methods for making same. These reformers can be integrated with protein exchange membrane (PEM) fuel cells to form power systems. ... 07/19/07 - 20070163437 - Hydrogen or helium permeation membrane and storage membrane and process for producing the same A hydrogen permeation membrane that selectively allows the passage of hydrogen and that can be formed in a desired shape is obtained by using a silicon resin that includes at least phenylheptamethylcyclotetrasiloxane and/or 2,6-cis-diphenylhexamethylcyclotetrasiloxane. A heat-resistant coating that is resistance to temperature of 300° C. or higher is obtained in ... 07/12/07 - 20070157811 - Porous hydrogen separation membrane and method for preparing the same Provided is a hydrogen separation membrane prepared by compression-molding metal microparticles having hydrogen adsorbing properties, wherein the microparticles are composed of 0.5 to 50% by weight of a first metal powder and 50 to 99.5% by weight of a second metal powder having a relatively larger average particle diameter than ... 06/07/07 - 20070125232 - Mobile nitrogen generation system A method of increasing the nitrogen concentration within a tire of a vehicle includes transporting a mobile nitrogen concentrating apparatus to a position adjacent the vehicle and concentrating a nitrogen content of a compressed first gas to obtain a second gas. The method also includes coupling the nitrogen concentrating apparatus ... 06/07/07 - 20070125231 - Pressure equalisation device A pressure equalisation device adapted to be operatively connected to an enclosure, the device including an air passage which, when the device is so connected to the enclosure, provides a fluid communication between the interior of the enclosure and atmosphere, the air passage containing a barrier wall comprising an air ... 05/24/07 - 20070113738 - Purge-control polymer-membrane-type air drier system Air is dehumidified in a polymer-membrane-type air drier and sent to an air tool in which air is employed for various purposes. A selector valve is connected to the air drier and a purge-control valve connected to a purge outlet of the air drier. When the air tool is not ... 05/17/07 - 20070107596 - Gas separation membrane module assembly A gas-separation membrane module assembly and a gas-separation process using the assembly. The assembly includes a set of tubes, each containing gas-separation membranes, arranged within a housing. The housing contains a tube sheet that divides the space within the housing into two gas-tight spaces. A permeate collection system within the ... 04/12/07 - 20070079703 - Feed gas contaminant control in ion transport membrane systems Ion transport membrane oxidation system comprising an enclosure having an interior and an interior surface, inlet piping having an internal surface and adapted to introduce a heated feed gas into the interior of the enclosure, and outlet piping adapted to withdraw a product gas from the interior of the enclosure; ... 03/01/07 - 20070044662 - Method for fabricating dense thin film cermet hydrogen separation membrane A method of making a hydrogen permeable in which a colloid suspension of metal powder and ceramic oxide powder dispersed in an organic carrier is contacted with a porous ceramic substrate to deposit a thin film of the colloid suspension on the substrate. The film is then dried and sintered ... 03/01/07 - 20070044661 - Fuel cell separator, manufacturing method of same, and fuel cell and vehicle using the separator A fuel cell separator is provided with a separator substrate made of metal which has at least one open portion through which a fluid can pass provided in a predetermined position, and a film coating member that coats a predetermined area including the open portion of the separator substrate. A ... 02/22/07 - 20070039471 - Filter element and method for the production thereof A method for producing a filter element involving applying a membrane layer to a carrier substrate, etching a membrane chamber, producing pores in the membrane layer, subjecting the membrane layer to an additional treatment to increase the mechanical strength. ... 01/25/07 - 20070017370 - Filter element A filter element (102) comprising a filter media (106) and a membrane (114). The filter media (106) filters impurities (e.g., water and/or contaminants) from a liquid (e.g., a liquid fuel initially containing impurities) as the liquid passes from the inlet side (110) to the outlet side (112) of the filter ... 01/18/07 - 20070012189 - Silver nanoparticle/polymer nanocomposite membranes for olefin/paraffin separation and method of preparing the same There is provided a nanocomposite membrane comprising an Ag-nanoparticle/polymer nanocomposite, in which the Ag-particles are uniformly dispersed in the polymer matrix, and a support membrane for supporting the nanocomposite, as well as a process of preparing said membrane. The nanocomposite membrane of the present invention comprising a neutral Ag-nanoparticle as ... 09/28/06 - 20060213369 - Hydrogen purification membranes, components and fuel processing systems containing the same Hydrogen-producing fuel processing systems, hydrogen purification membranes, hydrogen purification devices, and fuel processing and fuel cell systems that include hydrogen purification devices. In some embodiments, the fuel processing systems and the hydrogen purification membranes include a metal membrane, which is at least substantially comprised of palladium or a palladium alloy. ... 09/28/06 - 20060213368 - Permeable film for separating hydrogen A hydrogen permeable membrane which has an excellent high-temperature amorphous stability and a long lifetime under high-temperature heating operation and which can be miniaturized for use in a high-performance hydrogen purifier. The hydrogen permeable membrane is made of a non-crystalline nickel-zirconium alloy or zirconium-nickel alloy composed of 44 to 75 ... 09/14/06 - 20060201327 - Gas flow generator A gas flow generator comprising: an ultrasonic driver comprising a piezoelectric or electrostrictive transducer mounted on a substrate, operation of the transducer being arranged to cause the driver to bend; a first membrane disposed on or formed integrally with the transducer or the substrate; and a second membrane mounted substantially ... 08/24/06 - 20060185514 - On-board inert gas generation system with compressor surge protection A valve assembly includes a nitrogen enriched airflow control valve, a first stage surge control valve and a second stage surge control valve respectively arranged in a passage downstream of an air separation module, and in first and second surge control passages. The valves are in a ganged relationship or ... 08/10/06 - 20060174766 - Space group cp2 alloys for the use and separation of hydrogen A hydrogen permeation membrane is provided having a cP2 Pearson symbol (Pm3m space group) structure. Suitable alloys include an “A” element from Periodic Table groups 3b-5b and an “M” element from the Periodic Table groups 6b-1b present at a stoichiometry that achieves the inventive crystal structure. Zr and Nb are ... 06/01/06 - 20060112826 - Wind passage for dehumidifying apparatus The invention provides a dehumidifier air passage being capable of providing a sufficient effect of dehumidification and being excellent in mass productivity. A dehumidifier air passage 10 is used in a dehumidifier for removing moisture by making the outside air flow in the vicinity of the surface of a human ... 05/04/06 - 20060090649 - High separation area membrane module A ceramic monolithic multi-channel module support (10) has a module hydraulic diameter (102) in a range about 9 to 100 mm, an aspect ratio of the module hydraulic diameter (102) to a module length (104) greater than 1, a plurality of feed flow channels (110) distributed substantially in parallel over ... 04/27/06 - 20060086249 - Membrane-based reservoir dryer A device and method for preventing ingression of contaminants and moisture and for removing moisture from a fluid reservoir, the device comprising a fluid reservoir for supporting a fluid therein, a fluid reservoir opening for allowing an exchanging of air between an interior of the fluid reservoir and the ambient ... 04/06/06 - 20060070524 - Hydrogen separation membrane and process for producing the same A hydrogen permeation membrane having excellent hydrogen permeability and hydrogen embrittlement resistance, and a production method thereof. This membrane is made of a niobium alloy foil having an amorphous crystal structure, the niobium alloy foil comprising 5 to 65 atomic % of at least one member selected from the group ... 03/23/06 - 20060060084 - Hydrogen purification devices, components, and fuel processing systems containing the same Hydrogen purification devices, components thereof, and fuel processors and fuel cell systems containing the same. The hydrogen purification devices include an enclosure, such as a pressure vessel, that contains a separation assembly adapted to receive under pressure a mixed gas stream containing hydrogen gas and to produce a stream that ... 03/16/06 - 20060054019 - Electronic control apparatus A venting aperture is formed in an upper wall of a casing, a gas-permeable membrane supporting body is mounted to the casing so as to communicate between the venting aperture and an external portion through a communicating aperture, and a gas-permeable membrane is disposed so as to shut off the ... 03/02/06 - 20060042466 - Internal combustion engine with an air separator and methods for realizing such an internal combustion engine In an internal combustion engine with an air separation unit and a method of realizing such an internal combustion engine, the air separation unit is able to be fed by intake air compressed by a charging unit and cooled by a charged air cooler. The internal combustion engine can at ... 02/23/06 - 20060037476 - Hydrogen purification devices, components and fuel processing systems containing the same Hydrogen purification devices, components thereof, and fuel processors, fuel processing systems, and fuel cell systems containing the same. The hydrogen purification devices include an enclosure that contains a separation assembly adapted to receive a mixed gas stream containing hydrogen gas and to produce a stream that contains pure or at ... 02/09/06 - 20060027101 - Metal coated polymer electrolyte membrane having a reinforcement structure A metal-coated, wire-reinforced polymer electrolyte membrane that is permeable only to protons and hydrogen is disclosed. The metal-coated, wire-reinforced polymer electrolyte membrane has a surface microsturcture that prevents cracking of the metal coating during hydration. The metal-coated, wire-reinforced polymer electrolyte membrane can be used in liquid-type fuel cells to prevent ... 12/22/05 - 20050279208 - Ejector to reduce permeate backpressure of air separation module An air separation system includes an ejector for controlling a pressure differential across an air separation module and a valve for controlling air flow through the ejector such that airflow through the ejector is discontinued when not required to maintain the desired pressure differential across the air separation module. ... 12/08/05 - 20050268782 - Novel polyimide based mixed matrix membranes This abstract discusses producing mixed matrix composite (MMC) membranes using polyimide polymers. Polyimide MMC membranes of the current invention are particularly useful for the production of oxygen-enriched air or nitrogen-enriched-air, for the separation of carbon dioxide from hydrocarbons or nitrogen, and the separation of helium from various streams. Membranes of ... 12/01/05 - 20050263004 - Gas/liquid separator including a liquid trap filter A liquid separator for a respiratory gas sample analyzer includes a closed container having a liquid trap filter chamber integral with the container. The liquid trap filter chamber includes an inlet compartment and an outlet compartment. The inlet compartment is interposed between a sample inlet port and a sample outlet ... 11/17/05 - 20050252377 - Air dehydration membrane An air dehydration membrane is made of a hydrophilic polymer having a permeability for water vapor which is greater than its permeability for air, and having low selectivity between oxygen and nitrogen. The membrane has a hydrophilic coating, which itself may be a polymer. The coating does not affect the ... 10/20/05 - 20050229786 - Gas transmitter with selective gas permeable surfaces The invention relates to a gas transmitter (1) with selective gas permeable surfaces (4), comprising a support disc (3), provided with a number of through openings (2), made from a semiconductor material, a membrane (5), covering the openings (2) in the support disc (3) which forms the selective gas permeable ... 09/22/05 - 20050204920 - Efficient 3-d nanostructured membranes There is provided a high efficient gas separation membrane of two or more layers, which comprises a separating layer of 3-dimensional nanostructure and a supporting layer, wherein the 3-dimensional nanostructure can maximize a surface area per unit permeation area. ... 09/22/05 - 20050204919 - Method of suppressing coke in endothermic fuel processing A fuel system for a propulsion system includes a fuel deoxygenating device and a catalytic module containing catalytic materials. The fuel deoxygenating device removes dissolved oxygen from the fuel to prevent formation of insoluble materials that can potentially foul the catalyst and block desirable catalytic reactions that increase the usable ... 09/01/05 - 20050188844 - Temperature-humidity exchanger Provided is an inexpensive temperature-humidity exchanger having reliably gas-sealed gas manifolds and delivering a gas at high pressure and high dew-point temperature. Upper and lower seal portions surrounding gas manifolds to which the gas is supplied or from which the gas is discharged are provided. The upper and lower seal ... 09/01/05 - 20050188843 - Hydrogen purification membranes, components and fuel processing systems containing the same Hydrogen purification membranes, hydrogen purification devices, and fuel processing and fuel cell systems that include hydrogen purification devices. The hydrogen purification membranes include a metal membrane, which is at least substantially comprised of palladium or a palladium alloy. In some embodiments, the membrane contains trace amounts of carbon, silicon, and/or ... 08/11/05 - 20050172811 - Hydrogen-selective silica-based membrane A hydrogen permselective membrane, a method of forming a permselective membrane and an apparatus comprising a permselective membrane, a porous substrate and an intermediate layer are described. ... ### FreshPatents.com Support |