Gas separation: processes inventions 03/07

20070068382 - Functionalized inorganic membranes for gas separation: P

20070068383 - Hydrogen permeation alloy and a method of manufacturing the same: In a multiphase hydrogen permeation alloy comprising a phase in charge of hydrogen permeation and a phase in charge of hydrogen embrittlement resistance, a structure in which the phase in charge of hydrogen permeability is continuously interconnected and in which more preferably the growth direction of the aforementioned phase in... Agent: Sughrue-265550

20070068384 - Utilization of high permeability filter fabrics to enhance fabric filter performance: A flue gas treatment system for a fossil-burning power plant having a fuel source and a boiler, the system comprising a barrier filter downstream of the boiler, the barrier filter comprising an electrostatically-stimulated fabric filter utilizing high-permeability fabric, having an air permeability of at least 75 acfm/sq.ft.... Agent: Nixon & Vanderhye P.C.

20070068385 - Methods and systems for characterizing a sorbent tube: Disclosed are systems and methods that include providing a vessel having an adsorbent disposed therein, the vessel having an inlet and an outlet for communicating a carrier gas through the vessel; determining a differential pressure between the inlet and the outlet for a known flow rate at the outlet; and,... Agent: St. Onge Steward Johnston & Reens, LLC

20070068386 - Landfill gas upgrading process: A natural gas stream derived from a landfill and containing impurities including siloxane impurities is purified by a PSA process to produce a methane-rich product stream which is substantially free of siloxane impurities. A methane-rich vent stream having a pressure less than the product stream is formed that is also... Agent: Attention: Chief Patent Counsel Engelhard Corporation

20070062369 - Method for the production of shaped zeolites, and method for eliminating impurities from a gas stream (as amended): Disclosed is a synthetic zeolite by means of which gas streams containing steam and carbon dioxide as impurities can be purified. The zeolitic adsorbing agent is a 13X type or LSX type faujasite or a mixture of both types that are deformed with a binder, at least some parts of... Agent: Banner & Witcoff, Ltd.

20070062370 - Dehumidifier: The present invention relates to a dehumidifier for improving dehumidifying efficiency and discharging dehumidified water to an outside of the dehumidifier easily. The dehumidifier includes a case, an inlet passed through the case for introduction of air from an outside of the case to an inside of the case, an... Agent: Fleshner & Kim, LLP

20070062371 - System and method for enriching aircraft cabin air with oxygen from a nitrogen generation system: An aircraft cabin air treatment system configured in accordance with the invention utilizes oxygen enriched air, which is produced as a byproduct of an onboard inert gas generation system. The oxygen enriched air is released into an environment under ambient pressure conditions, i.e., at a relatively low absolute pressure compared... Agent: Ingrassia Fisher & Lorenz, P.C.

20070062372 - Method of producing a mixture of ozone and high pressure carbon dioxide: Mixtures of an oxidizer and a high pressure fluid are produced by adsorbing an oxidizer in an adsorption bed and then desorbing the oxidizer with a high pressure fluid. The same steps can simultaneously occur in a second adsorbing bed but in reverse order. The oxidizer may be ozone and... Agent: The Boc Group, Inc.

20070056442 - Apparatus for the separation of at least one constituent of a gas mixture by pressure swing adsorption: The gas separation apparatus comprises a flexible wall which is maintained in a placed position on an upper end of an adsorbant material; the volume between the wall and an upper dome communicates with one of inner and outer chambers on both sides of the adsorbant (4). The invention can... Agent: Air Liquide

20070051237 - Carbon nanotubes as low voltage field emission sources for particle precipitators: An air particle precipitator and a method of air filtration comprise a housing unit; a first conductor in the housing unit; a second conductor in the housing unit; and a carbon nanotube grown on the second conductor. Preferably, the first conductor is positioned opposite to the second conductor. The air... Agent: Frederick W. Gibb, Iii Gibb Intellectual Property Law Firm, Llc

20070051238 - Process for gas purification: The present invention provides for a process for purifying carbon monoxide-containing gas streams that contain impurities such as hydrocarbons by using a cryogenic adsorption process. Preferably this process is a temperature swing adsorption process at cryogenic temperatures below −75° C. Alternatively, the carbon monoxide-containing gas streams may be purified using... Agent: The Boc Group, Inc.

20070051239 - High energy dissociation for mercury control systems: An apparatus and method for controlling mercury emissions in the gas stream from a fuel fired system includes a chamber for creating dissociated halogen to be supplied to the gas stream, with or without carbonaceous material.... Agent: The Babcock & Wilcox Company

20070044656 - Methods and systems for detecting filter rupture: Methods and systems for detecting filter rupture are provided. The system includes a light emitter positioned on a first lateral side of a fluid flow and configured to emit light at a predetermined intensity into the fluid flow downstream from a fluid filter, a light receiver positioned on a second... Agent: John S. Beulick (17851)

20070044657 - Fuel cell systems and methods for passively increasing hydrogen recovery through vacuum-assisted pressure swing adsorption: PSA assemblies with at least one energy recovery assembly, as well as hydrogen-generation assemblies and/or fuel cell systems containing the same, and methods of operating the same. The energy recovery assemblies are configured to recover mechanical energy from the product hydrogen stream and to apply the recovered mechanical energy to... Agent: Kolisch Hartwell, P.C.

20070044658 - Polyamine/alkali salt blends for carbon dioxide removal from gas streams: Novel solvents and methods of use for the removal of CO2 from flue gas, natural gas, hydrogen gas, synthesis gas, and other process and waste gas streams are provided. The solvent contains an alkali salt such as potassium carbonate and a polyamine such as piperazine (PZ) where the polyamine concentration... Agent: Fulbright & Jaworski L.L.P.

20070044659 - Method for treating byproducts of sour water stripper process: A method for treating a waste product from a chemical processing plant. Chemical processing plants such as oil refineries produce sour water waste that includes ammonia and hydrogen sulfide. The sour water is typically steam stripped to form a vapor stream including water, the ammonia and the hydrogen sulfide. The... Agent: Mark D. Swanson Pauley Petersen & Erickson

20070044660 - Air filter dry cleaning system and method: An air filter dry cleaning system and method of dry cleaning an air filter is disclosed. The system includes a portable, mostly enclosed cabinet into which an air filter can be placed on two rollers. A blower hose attached to a blower motor blows diffused air onto the filter to... Agent: Marger Johnson & Mccollom, P.C.