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7618594 Conversion of nitrogen dioxide (NO2) to nitric oxide (NO)  
A nitric oxide delivery system, which includes a gas bottle having nitrogen dioxide in air, converts nitrogen dioxide to nitric oxide and employs a surface-active material, such as silica gel,...
7618477 Plane structure formed from a matrix and phase change material usable for treating gases  
The invention relates to an installation for separating or purifying gases comprising at least one gas treatment vessel, characterized in that the vessel comprises at least one plane structure...
7611557 Reversed pressure relief valve  
A reversed pressure relief valve that is used in connection with a computer hard disk drive so as to vent pressurized gases contained within the disk drive while not permitting debris to enter the...
7604691 Adsorption filter for fuel vapors  
The invention relates to an adsorption filter for fuel vapors, particularly from the fuel tank of a combustion engine of a motor vehicle, which can be regenerated by desorptive reverse flow back...
7597745 Filter materials for adsorbing hydrocarbons  
A porous filter medium forms a filter or liner for extracting hydrocarbons from vapors emitted from a motorized vehicle, device or appliance fuel tank. The filter medium is a polymer network of a...
7585359 Air filtration media comprising metal-doped silicon-based gel and/or zeolite materials treated with nitric acid and/or potassium persulfate  
A filtration system including a novel combination of at least one metal-doped silica-based gel and zeolite materials to trap and/or modify, and remove undesirable gases (such as ammonia, ethylene...
7582142 Absorbing agent, dust collection chamber and method for adsorbing odours  
Described is an adsorbing agent for dust-collecting filters, especially for adsorbing odors. The adsorbing agent may include fibers, flakes and/or granulate as a supporting material onto which a...
7572319 Analyte pre-concentrator for gas chromatography  
An analyte pre-concentrator for gas chromatography is disclosed generally comprising a tube packed with an adsorbent, wherein the tube may serve as the liner of a chromatographic injector, as an...
7563311 Activated carbon for odor control  
An activated carbon-metal oxide matrix is disclosed. The activated carbon-metal oxide matrix may be obtained by a method including the steps of: preoxidizing a carbon material, grinding the...
7560076 Conversion of nitrogen dioxide (NO2) to nitric oxide (NO)  
Inhalation of low levels of nitric oxide can rapidly and safely decrease pulmonary hypertension in mammals. A nitric oxide delivery system that converts nitrogen dioxide to nitric oxide employs a...
7559981 Air filtration media comprising oxidizing agent-treated metal-doped silicon-based gel and zeolite materials  
An environmental control for use in air handling systems that are required to provide highly effective filtration of noxious gases is provided. In one embodiment, a filtration system utilizes a...
7556672 Regenerative process for removal of mercury and other heavy metals from gases containing H2 and/or CO  
A method for removal of mercury from a gaseous stream containing the mercury, hydrogen and/or CO, and hydrogen sulfide and/or carbonyl sulfide in which a dispersed Cu-containing sorbent is...
7540904 Hydrocarbon adsorption slurry washcoat formulation for use at low temperature  
The present invention is directed to an improved hydrocarbon adsorbent slurry washcoat formulation, which can be used for controlling evaporative hydrocarbon emissions from a motor vehicle. More...
7527677 Carbon dioxide adsorption apparatus and adsorption element and method for manufacture thereof  
A carbon dioxide adsorption element rapidly adsorbs a large amount of carbon dioxide, and regenerates amine groups for carbon dioxide adsorption rapidly and uniformly with high-temperature air. The...
7505225 Activated carbon fiber filter for a data storage system  
A data storage system includes a housing, one or more data storage media disposed within the housing, and an filter comprising activated carbon fibers disposed within the housing. The activated...
7501012 Microfibrous entrapment of small reactive particulates and fibers for high contacting efficiency removal of contaminants from gaseous or liquid streams  
A microfibrous matrix with embedded supporting particulates/fibers and chemically reactive materials is provided as a filtration system for the removal of contaminants and other harmful agents from...
7473300 Moisture absorbent composition, moisture absorbent molding, and method for controlling equilibrium humidity, method for controlling time of maintaining equilibrium humidity  
A moisture absorbent composition is provided with a thermoplastic resin; and a moisture absorbent kneaded into the thermoplastic resin, having a secondary particle size of substantially 1 to 40...
7459013 Chemical and particulate filters containing chemically modified carbon nanotube structures  
A carbon nanotube filter, a use for a carbon nanotube filter and a method of forming a carbon nanotube filter. The method including (a) providing a carbon source and a carbon nanotube catalyst; (b)...
7449115 Method for the accelerated dialytic recovery of foreign substances from passive collectors consisting of semipermeable membranes having different dimensions  
The invention relates to a dialysis method of recovering foreign substances, particularly low-molecular weight inorganic and/or organic substances, from semipermeable membrane of varying length and...
7431901 Apparatus and method for deodorizing confined air spaces which utilize baking soda  
Apparatus and methods for removing malodor from the air, particularly from confined spaces are disclosed. Such devices and methods are useful for example for storing and preserving food in closed...
7419526 Conformal filter cartridges and methods  
Conformal filter cartridges, filtering apparatus using the conformal filter cartridges, and methods of manufacturing the conformal filter cartridges are disclosed. The conformal filter cartridges...
7402198 Carbon dioxide adsorption-desorption material and adsorption-desorption apparatus  
An adsorption-desorption material having a high carbon dioxide adsorption-desorption capability, a low pressure loss, a high thermal diffusion efficiency, and high resistance to repeated stresses,...
7396392 Installation for treating at least one fluid and use thereof for the separation of at least one constituent of a gas mixture  
An apparatus and method of use for treating at least one fluid, in a container that holds at least one mass of a particulate material between two perforated walls. Near the upper part of the mass,...
7377965 Air filtration media comprising metal-doped silicon-based gel materials  
The present invention relates generally to an environmental control unit for use in air handling systems that provides highly effective filtration of noxious gases (such as ammonia). Such a...
7377963 Adsorption filter and manufacturing method thereof  
An adsorption filter includes at least one thin plate honeycomb filtering medium carrying a gas-adsorbing medium thereon and a filter case housing the honeycomb filtering medium therein. The thin...
7341618 Filters and methods of making and using the same  
Filters for removing particulate and gaseous organic and inorganic materials from a fluid stream are disclosed. The filter may contain a polymer matrix and optional sequestering agents. Methods of...
7323041 Gas storage canister  
A gas storage canister for use in an automotive vehicle, includes a case having first and second end sections which are opposite to each other in a direction of flow of gas. The first end section...
7320723 Exhaust gas filter and filtering system  
An exhaust gas filter cartridge which is suitable for use in a muffler such as to form an exhaust gas filtering system is disclosed. The filter cartridge preferably includes a first porous...
7316323 Filters having improved permeability and virus removal capabilities  
A filter block having a permeability of greater than about 3.0*10 −9 cm 2 , and a F-VLR of greater than about 99% is provided. The filter block may be made of filter particles having a median...
7314506 Fluid purification system with low temperature purifier  
A system and method for processing a matrix fluid to remove one or more impurities (such as moisture from a process gas). The purifier includes a pre-cooler that receives the matrix fluid and cools...
7300500 Adsorbent-formed object and an adsorbent unit  
An adsorbent molded article comprising granular absorbant and binder having sustained adsorption over an indefinite period; an adsorbent unit employing said adsorbent molded article; and a housing...
7204869 Sorption rotor  
A sorption rotor has end faces and is rotatably journaled to travel during a revolution through an inflow sector and an outflow sector. The rotor is made of a matrix material having a honeycomb...
7198661 Gas purification medium for removing sulfides from gaseous streams  
A gas purification medium for removing sulfides from a gaseous stream which includes tailings containing mixed metal oxides produced from a high pressure hydrometallurgical leaching process of a...
7191548 Clothes tumbler with ozone generator  
A tumbler is provided for removing odors, such as smoke, from clothing. The tumbler comprises a rotating basket in which clothing tumbles, a blower which causes air to flow through said basket and...
7186291 Fuel tank venting system and an additional filter element therefor  
Described is an additional filter element for a filter apparatus for reducing emissions from a motor vehicle tank venting system. The additional filter element is connected to a main activated...
7166146 Mixed matrix membranes with small pore molecular sieves and methods for making and using the membranes  
A mixed matrix membrane is provided which comprises a continuous phase organic polymer and small pore molecular sieves dispersed therein. The molecular sieves have a largest minor crystallographic...
7163573 Chemical filter medium, chemical filter including the chemical filter medium and method for manufacturing the chemical filter  
A chemical filter medium for removing ozone and nitrogen oxide includes a first ozone absorption layer for mainly removing ozone having a filtering base material for removing ozone, a first...
7160369 Adsorption filter material with high adsorption capacity and low breakthrough behavior  
An adsorption filter material used especially for producing protective materials, such as NBC protective suits, has a first layer, a second layer, and an adsorption layer arranged between the first...
7160366 Filter element  
An improved filter element which can be used in gas masks is formed of short lengths of porous monolithic carbon formed by partially curing a phenolic resin to a solid, comminuting the partially...
7156900 Adsorber station and the use thereof  
The invention relates to an adsorber station with a first adsorber (A) and a second adsorber (B). A first closed loop pipeline ( 1 ) is connected to the adsorbers (A, B) and is provided with...
7138006 Mixed matrix membranes with low silica-to-alumina ratio molecular sieves and methods for making and using the membranes  
A mixed matrix membrane is provided which comprises a continuous phase organic polymer and small pore alumina containing molecular sieves dispersed therein. The molecular sieves have a...
7135059 Portable gas fractionalization system  
A portable gas fractionalization apparatus that provides oxygen rich air to patients is provided. The apparatus is compact, lightweight, and low-noise. The components are assembled in a housing...
7132011 Reactive gas filter  
In preferred embodiments, the invention provides a gas filter for a reactive gas used in semiconductor processing tools and processes that are sensitive to molecular contamination. The reactive gas...
7132007 Air filter unit with several filter elements  
A filter unit for the purification of air includes at least a first filter element, which contains granular, especially spherical, activated carbon as an adsorbent material, and at least a second...
7101419 Air filter assembly for low temperature catalytic processes  
An air filter assembly for removing particulate contaminants, chemical contaminants, or both, from an incoming dirty air stream. The resulting filtered or clean air is supplied to catalytic...
7101417 Activated carbon for odor control and method for making same  
An activated carbon/metal oxide filter element is disclosed. The filter element may be prepared by blending an activated carbon, a metal oxide, and a binder to form a filter media mixture, shaping...
7094276 Hydrogen storage material and hydrogen storage apparatus  
The present invention involves a carbon-based hydrogen storage material which includes a carbon material, exhibiting a specific surface area, being 1,000 m 2 /g or more, and a bulk density, being...
7074260 Filter using carbon nanotube  
A filter for an air conditioner, including a carbon nanotube, wherein nano-sized metal particles of at least one type of metal are deposited into the carbon nanotube.
7066986 Apparatus for use in regenerating adsorbent  
An adsorber vessel for use in the adsorption of a component from a gas and subsequent regeneration by thermally induced desorption of the component comprises an inlet for regeneration gas having an...
7066985 Portable gas fractionalization system  
A portable gas fractionalization apparatus that provides oxygen rich air to patients is provided. The apparatus is compact, lightweight, and low-noise. The components are assembled in a housing...
Matches 1 - 50 out of 284 1 2 3 4 5 6 >