SEARCH:      Monitor Keywords |  Custom RSS

Gas separation: processes April category listing, related patent applications 04/10

20100101409 - Method and system for controlling filter operation: A particulate filter control system and method for controlling the same is disclosed. The particulate filter load monitoring system may transmit radio frequency signals through the resonant cavity and filter medium across a frequency range sufficient to generate more than one resonant mode. The system may contain additional sensors for... Agent: Nields, Lemack & Frame, LLC

20100101410 - Helium recovery process: Helium is recovered from gas streams containing high concentrations of hydrogen gas and low concentrations of helium gas, such as from the recycle stream from the production of ammonia. The inventive process provides for an integrated process for the recovery of both an enriched helium gas stream product and a... Agent: Praxair, Inc. Law Department - M1 557

20100101411 - Chromatography systems and methods using them: Certain embodiments described herein are directed to chromatography systems that include a microfluidic device. The microfluidic device can be fluidically coupled to a switching valve to provide for selective control of fluid flow in the chromatography system. In some examples, the microfluidic device may include a charging chamber, a bypass... Agent: Lando & Anastasi, LLP P2021

20100101412 - Method and system for removing alkyl halides from gases: An alkyl halide such as methyl bromide can be effectively removed from a gas stream by passing the gas stream through a bed of adsorbent at a relatively low temperature to adsorb the alkyl halide onto the adsorbent, desorbing the alkyl halide at a higher temperature to produce a smaller... Agent: Ratnerprestia

20100101413 - Method and apparatus for control and elimination of undesirable substances: Apparatus and methods for reducing or eliminating undesirable air-borne substances, such as odors, bacteria, viruses, fungi, and toxins, are provided. A filter containing nanocrystalline metal oxide or metal hydroxide particles may be installed within an air handling apparatus such as an existing HVAC unit located within a building, and particularly... Agent: Hovey Williams LLP

20100101414 - Method of treating a gas stream: A method is described for treating a gas stream containing a flammable gas, such as hydrogen or a hydrocarbon gas. The gas stream is conveyed to a liquid ring pump (18), to which a gaseous oxidant and water are supplied. The water and the gas stream are discharged from the... Agent: Edwards Vacuum, Inc.

20100101415 - Method for recovery of high purity carbon dioxide: The present invention describes a method for recovery of high purity carbon dioxide, which is substantially free of nitrogen oxides. This high purity carbon dioxide is obtained by introducing into the method a step in which carbon dioxide absorbed in an absorbing agent is flashed. The present invention also discloses... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20100101416 - Method and device for removing co2 and h2s: A method and a device for removing acidic materials, such as CO2 and H2S, with limited energy consumption are provided. The method comprises a step of introducing the feed gas into a first absorber, and removing CO2 and H2S from the feed gas by contacting the feed gas with a... Agent: Crowell & Moring LLP Intellectual Property Group

20100101417 - Method and system for cleaning atmospheric pollution: A system (10) for cleaning atmospheric pollution, the system (10) including at least ne air inlet (30) of a building (20) to draw polluted air (15) from the atmosphere, an air passageway (55) to direct the polluted air (15) to a filtration system (80) located at the premises of the... Agent: Barron & Young Intellectual Property

20100101418 - Personal air filtration device for use with bedding structure: Devices, methods and systems for creating a zone of filtered air proximate a head of a user including an air filtration device including a blower being configured to be disposed within, below, or affixed to a bedding structure, an air plenum in flow communication with the blower and in support... Agent: Intellectual Property Group Fredrikson & Byron, P.A.

20100095841 - Vsa gas concentrator using a reversing blower: The concentrator separates one gas (i.e. oxygen) from a gas mixture (i.e. air) through the process of vacuum swing adsorption (VSA). An adsorber material is located within an adsorber bed. The adsorber bed has an inlet and an outlet. A valve is located downstream of the outlet. A pump, such... Agent: Bradley P. Heisler Heisler & Associates

20100095842 - Removal of carbon dioxide from air: A process for removing CO2 from the air, comprising the steps of (a) passing the air in contact with a first ion exchange resin to absorb CO2 from the air; (b) passing a CO2 sorbent in contact with the first ion exchange resin to transport CO2 to the sorbent; passing... Agent: Hayes Soloway P.C.

20100095843 - Air pollution control filter elements for filtration systems: An improved filtration apparatus, filtering method and filtering material for capturing mercury and other pollutants in pollutant-laden fluid streams such as flue gases generated by process gas streams are disclosed. The improved filtration system may include two pollutant remediation layers, an upstream layer capable of filtering particulates and a downstream... Agent: Richard W. Ellis, Esquire W. L. Gore & Associates, Inc.

20100095844 - Portable room air purifier: A portable room air purifier includes a hollow cylindrical air filter disposed within a housing and having an inner surface circumscribing a cylindrical air treatment space and an outer surface. A sorbant material is disposed on the inner surface of the air filter and a germicidal lamp is disposed within... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.

20100095845 - Vent gas absorption system and method for recovery vocs: The present invention relates to a vent gas adsorption system and a method of recovering volatile organic compounds (VOCs), more particularly to a vent gas adsorption system devised to effectively adsorb VOCs included in the vent gas and reduce VOC content of the vent gas, and a method of recovering... Agent: Cantor Colburn, LLP

20100095846 - Tacky allergen trap and filter medium, and method for containing allergens: An allergen trap is provided. The allergen trap includes a woven or nonwoven substrate having at least one strata. The trap is impregnated with or otherwise treated with a tacky adhesive by which allergens may be trapped. An example of an allergen is a dust mite. The tacky adhesive, in... Agent: Baker Botts L.L.P.

20100089231 - Apparatus 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... Agent: Hogan & Hartson LLP

20100089232 - Liquid contactor and method thereof: The invention relates to a gas liquid contactor and effluent cleaning system and method and more particularly to individually fed nozzle banks including 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... Agent: Hogan & Hartson LLP

20100089233 - Purification method by hydrogen adsorbtion with cogeneration of co2 stream pressure: e

20100089234 - Device and method for separating particulate material from a gas flow: The present invention relates to a device and method for separating particulate material from a gas flow, comprising a substantially elongate housing provided with a peripheral wall and an inlet opening for admitting the gas flow with particulate material into the housing; a number of electrodes extending in the housing... Agent: Law Offices Of Daniel L. Dawes Dawes Patent Law Group

20100089235 - Deodorizing device and kit, and methods for odor removal: A deodorizing device is provided featuring a collection mouthpiece having an intake port and an internal channel, and a pump unit attachable to the collection mouthpiece and operable to draw malodorous air into the intake port and through the internal channel when the collection mouthpiece is attached to the pump... Agent: Berenato & White, LLC

20100089236 - Oxygen binding of nanoparticulate metal complexes: Solid nanoparticulate transition metal complexes of Co(II) salen exhibit reversible oxygen absorption in a near stoichiometric manner. In contrast, no measurable oxygen binding was observed with unprocessed Co(II) salen.... Agent: Stinson Morrison Hecker LLP Attn: Patent Group

20100089237 - Method for removing n20 from a gaseous flow: The invention relates to a method for purifying a supply gaseous flow containing at least 5 vol. % of N2O and oxygen, in which: (a) the gaseous flow is contacted with a main adsorbent (3) including at least one zeolite exchanged at more than 50% by one or more metal... Agent: Air Liquide Intellectual Property

20100089238 - Method for dissolving, recovering and treating a gas, installation for the stocking of a gas and its method of manufacture: Method for the dissolution of a gas in an input gas flow, in which a soaked solid comprising a porous substrate comprising pores each having a size less than 100 nanometres (nm) and each containing a solvent of the gas, is swept with the input gas flow comprising at least... Agent: Miller, Matthias & Hull

20100083828 - Removal of carbon dioxide from flue gas streams using mixed ammonium/alkali solutions: A process for removing carbon dioxide from a gas stream by scrubbing the carbon dioxide from the gas stream with a mixture of ammonium and alkali carbonates such as sodium carbonate and/or potassium carbonate. Using the mixed alkali carbonate solution as the CO2 scrubbing solution offers the opportunity for both... Agent: Nikolas J. Uhlir Powerspan Corp.

20100083829 - Psa process, an equipment arrangement for heat exchange and a process of thermal energy recovery in said psa process: The present invention relates to a pressure swing adsorption process, also known as PSA process, which is modified with a view to utilizing the heat from the post-adsorption stream coming from the molecular sieves to heat/vaporize the pre-adsorption stream containing the hydrated product or the mixture component(s) to be adsorbed... Agent: Alston & Bird LLP

20100083830 - Removal of heavy metals from hydrocarbon gases: A process is disclosed for removing heavy metals from a hydrocarbon gas stream by contacting the hydrocarbon gas stream, which contains a heavy metal and less than 10 ppm oxidizing compounds, with a composition containing a molecular sieve and sulfur resulting in a treated stream containing less heavy metal than... Agent: Conocophillips Company -IPServices Group Attention: Docketing

20100083831 - Chilled ammonia based co2 capture system with water wash system: A method and system for reducing an amount of ammonia in a flue gas stream. The system 100 includes: a wash vessel 180 for receiving an ammonia-containing flue gas stream 170, the wash vessel 180 including a first absorption stage 181a and a second absorption stage 181b, each of the... Agent: Michaud-kinney Group LLP

20100083832 - Vortex waste separator apparatus: A vortex separator for drawing a substantially moisture-free airstream from a waste stream having an annular channel defining a first vortex flow path for separating liquid and solid waste from this waste stream and preferably a filter unit with an inverted conical cavity between nested inverted cones defining a second... Agent: Drinker Biddle & Reath LLP Attn: Patent Docket Dept.

20100083833 - Cyclonic vacuum cleaner ribbed cyclone shroud: A vacuum cleaner cyclone separator having a cyclone chamber with an air inlet and an air outlet. The cyclone chamber directs an airflow into a cyclonic pattern to remove a first amount of debris from the airflow. A filter shroud is located within the cyclone chamber and separates the air... Agent: Hunton & Williams LLP Intellectual Property Department

20100083834 - Particulate removal from gas streams: Fine, solid particles in a gas stream, especially fly ash particles in the hot gas stream from a coal/coke-utilizing synthesis gas unit, are agglomerated by passage through a gas flow matrix element having a body with confined gas flow channels which bring the particles into close proximity to one another... Agent: Exxonmobil Research And Engineering Company

20100083835 - Support structure for a filter bag and a method of using the support structure: The support structure is used in a filter bag for filtering gas and has a plurality of tubular pipe elements extending in the longitudinal direction of the filter bag. The tubular pipe elements are connected to annular elements located at a distance from each other in the longitudinal direction. The... Agent: Sughrue Mion, PLLC

20100077919 - Gas separation using ultrasound and light absorption: An apparatus and method for separating a chosen gas from a mixture of gases having no moving parts and utilizing no chemical processing is described. The separation of particulates from fluid carriers thereof has been observed using ultrasound. In a similar manner, molecular species may be separated from carrier species.... Agent: Cochran Freund & Young LLC

20100077920 - Multi-port indexing drum valve for vpsa: The present invention relates to a dual feed and dual vacuum four bed VPSA process for selectively adsorbing a component from a feed stream, e.g., nitrogen from air, to produce an oxygen-enriched gas stream using a multi-port indexing drum valve, a system comprising a multi-port indexing drum valve and method... Agent: Praxair, Inc. Law Department - M1 557

20100077921 - Process and apparatus for providing an inert gas to a large volume atmosphere: A system and method is presented for reducing a concentration of ambient air used in a feed stream to form an inerting gas in a pressure swing adsorption system. The method includes introducing ambient air into a pressure swing adsorption system to form an inerting gas, introducing the inerting gas... Agent: Michaud-kinney Group LLP

20100077922 - Compositions and methods using substances containing carbon: Methods of characterizing and producing compositions with negative δ13C values are provided. Aspects of the invention include characterizing source materials and process products. Aspects of the invention also include compositions that contain carbon with negative δ13C values.... Agent: Calera Corporation Eric Witt