Gas separation: processes inventions 02/07

20070039462 - Air filtration system control: An intense field dielectric air filtration system associated with an air conditioning unit includes a microprocessor based control system which may be connected to the thermostat of the air conditioning unit to energize the air filtration system in response to a call for heat or cooling signal at the thermostat... Agent: The Trane Company Patent Department - 12-1

20070039464 - Dry gas production systems for pressurizing a space and methods of operating such systems to produce a dry gas stream: A dry gas production system for supplying dry gas to a pressurized space, such as an underground conduit or an aerial cable. The dry gas production system may include a modular enclosure that has a removable support to which multiple dry gas production modules are mounted. The support may be... Agent: Wood, Herron & Evans, LLP

20070039463 - Method and device for size-separating particles present in a fluid: A method and device for separating particles in a fluid according to size is disclosed. The method includes the step of generating at least one recirculating flow by transporting a fluid containing the particles across a profiled surface carrying at least two adjacent regions of different depth which form a... Agent: Knobbe Martens Olson & Bear LLP

20070039465 - Method and apparatus for improving the air quality within a building or enclosed space: The present invention provides a method and apparatus for improving air quality within an enclosed space. The apparatus provides at least 3 molecular sieves that contain zeolite to treat the air to remove toxins such as suspended particles, carbon dioxide, carbon monoxide, nitrogen dioxide, bacteria, formaldehyde, total volatile organic compounds,... Agent: Jacobson Holman PLLC

20070039466 - Oxygen concentration apparatus: An oxygen concentration apparatus (300) according to the present invention has: pressure swing adsorption type oxygen concentration means (310); and a control means (350) that controls switching means (316) that switches between intake of pressurized air into an adsorption column (312) and exhaust from the adsorption column. The switching means... Agent: Rader Fishman & Grauer PLLC

20070039467 - Process for separating gas in a psa unit with two compressors: In a PSA separation method with compression (C1, C2) of at least one offgas (3), in case of temporary shutdown of one of the compressors (C1, C2), the operating parameters of the PSA unit (S) are changed to increase the outlet pressure of the offgas (3), in order to maintain... Agent: Air Liquide

20070039468 - Method for operating a gas turbine and a gas turbine for implementing the method: In a method for operating a gas turbine (11) in a combined cycle power plant (40), air is drawn in through the gas turbine (11), compressed, and the compressed air is led to a combustor (18, 19) to burn a syngas that is recovered from coal, whereby a portion of... Agent: Cermak & Kenealy LLP

20070039469 - Method for removing ammonia and dust from a waste gas that results during the production of fertilizers: The invention relates to a method for removing ammonia and dust from a waste gas that occurs during the production of fertilizers, preferably urea, in which method the waste gas is introduced into a first washer, and a cooling gas is introduced into the one washer and an aqueous solution... Agent: William Collard Collard & Roe, P.C.

20070039470 - Apparatus and method for collecting contaminants from an air flow for manufacturing semiconductor devices and system using the same: Water discharged at a top region of an eliminator flows, e.g., by gravity into, along, and between the portions of the eliminator while an air flow also travels therein, e.g., horizontally and transverse to the water flow. As the air flow encounters the water, e.g., strikes portions of the eliminator... Agent: Marger Johnson & Mccollom, P.C.

20070034080 - Method for separating gases from a gas mixture and device for applying such a method: Improved method for separating gases from a gas mixture, whereby the gas mixture to be treated is led through a membrane separator (3) by means of a compressor installation (2) and whereby the compressed gas mixture to be treated is cooled in the compressor installation (2), among others in order... Agent: Bacon & Thomas, PLLC

20070028764 - Method for enabling the provision of purified carbon dioxide: The invention provides a method for enabling the provision of purified carbon dioxide for direct use in operations requiring purified carbon dioxide, the method comprising passing impure carbon dioxide through various purification units for the removal of sulfur compounds, oxygenates, and aromatics. The present invention provides for a carbon dioxide... Agent: The Boc Group, Inc.

20070028765 - Hydrocarbon-enhanced particulate filter regeneration via microwave ignition: A regeneration method for a particulate filter includes estimating a quantity of particulate matter trapped within the particulate filter, comparing the quantity of particulate matter to a predetermined quantity, heating at least a portion of the particulate filter to a combustion temperature of the particulate matter, and introducing hydrocarbon fuel... Agent: General Motors Corporation Legal Staff

20070028766 - Method for removing impurities from a gas: The present invention provides for a method and apparatus for purifying carbon dioxide. Bacteria, pesticides and heavy metals impurities from carbon dioxide gas stream are removed using adsorption, water washing, electrostatic precipitation or filtration.... Agent: The Boc Group, Inc.

20070028767 - Filter media with improved conductivity: Filter media are provided having improved conductivity to enhance filtration efficiency and/or dissipate static charge, and methods for making the same. In one exemplary embodiment, the filter media can include a filtration substrate, and at least one conductive coating disposed on at least a portion of the filtration substrate. In... Agent: Nutter Mcclennen & Fish LLP

20070028772 - Method and system for purifying a gas: The present invention provides for a method and system for purifying carbon dioxide. Moisture, oxygenates, aromatics and some sulfur species are removed from the carbon dioxide by adsorption with some of the impurities being removed by adsorption on a Y zeolite.... Agent: The Boc Group, Inc.

20070028773 - System and method for purifying a gas: The present invention provides for a method for purifying carbon dioxide. Moisture, sulfur species and other impurities are removed from the carbon dioxide by a series of steps which include adsorption means and reaction means. All the steps are preferably carried out in a single vessel.... Agent: The Boc Group, Inc.

20070028774 - Regeneration of an aqueous solution from an acid gas absorption process by multistage flashing and stripping: An acid gas such as carbon dioxide, hydrogen sulfide, or a mixture thereof is removed from gaseous streams using aqueous absorption and stripping processes. By replacing the conventional stripper used to regenerate the aqueous solvent and capture the acid gas with a multipressure stripper (51) that combines acid gas compression... Agent: Fulbright & Jaworski L.L.P.

20070022876 - Apparatus and method for enhancing filtration: Disclosed is a filtration enhancement apparatus and an associated method. The apparatus includes a number of electromagnetic grids that are placed in series. The first grid conditions ambient particles to generate particles with both a positive and a negative charge. These charged particles are then delivered to a second and... Agent: Holland & Knight LLP Attn: Stefan V. Stein/IPDept.

20070022877 - Ordered mesopore silica mixed matrix membranes, and production methods for making ordered mesopore silica mixed matric membranes: Mixed matrix membranes are prepared from mesoporous silica (and certain other silica) and membrane-forming polymers (such as polysulfone), in a void free fashion where either no voids or voids of less than 100 angstroms are present at the interface of the membrane-forming polymer and the silica. Such silica-containing mixed matrix... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20070022878 - Ion irradiated electrolyte membrane, anode, and/or cathode: Solid oxide fuel cells selectively transport oxygen ions through an electrolyte membrane. The maximum oxygen ion transport rate limits the power density of the fuel cell. By ion irradiating the electrolyte membrane and/or the cathode, the oxygen absorption, dissociation, and incorporation rates can be improved, leading to higher ion transport... Agent: Lumen Intellectual Property Services, Inc.

20070022879 - Apparatus and method for clarifying air: In the present invention, an air clarifying apparatus (1), comprising a negative ion generating means (2) and an indoor air circulating means (4), further comprises an ozone generating means (3) having a capability of maintaining the average concentration value of ozone in an indoor atmosphere at 0.02 to 0.05 ppm,... Agent: Koda & Androlia