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7621989 |
Filter structure, filter panel comprising the filter structure and method for manufacturing the filter structure
A pleatable filter structure for use in a filter panel, containing ion exchange particles distributed within a fibrous framework is expanded to contain enough space to allow the ion exchange...
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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...
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7610904 |
Hydrocarbon adsorber for air induction systems
An inlet conduit for an engine air induction system, comprising: a plurality of openings located about the inlet conduit; a hydrocarbon vapor-adsorbent member disposed on an exterior surface of the...
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7601189 |
Filtration method and a filter device for removing impurities from the air of a limited space and an apparatus for removing carbon dioxide from the air of an air-raid shelter
A filtering method and a filter device ( 10 ) for removing impurities from the breathing air ( 24 ) in a room, an air raid shelter or a vehicle. According to the filtering method, the air to be...
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7591868 |
Filter for electronic enclosure
A filter including a base portion along with a flange extending from the base and a top surface plus a bottom surface is disclosed. The filter also includes an outlet. During use the filter is...
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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...
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7578938 |
Filtering medium and use of the said filtering medium for pollution removal from lagoons
Filtering medium based on activated carbon which is characterized in that it comprises three superposed layers, respectively an inner layer and two outer layers, the inner layer consisting of 80 to...
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7572322 |
Plasma-treated textile surfaces for adsorption filter materials
The invention relates to an adsorption filter material ( 1 ) that provides protection against chemical toxins, chemical weapons and pollutants, with a preferably multi-layer composite construction...
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7563310 |
Air dehumidifier for oil-insulated transformers, choke coils and steps switches
A dehumidifier for an electrical-equipment air intake has an outer housing wall and a floor of a material with a high specific thermal conductivity downwardly closing the outer housing wall, having...
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7556678 |
Gas generator
A gas generator is provided in which the filter life is prolonged and the pressure regulating valve is thereby protected for a prolonged periods. The gas generator is intended for electrolyzing an...
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7550036 |
Gas concentrator
The present invention relates to a gas concentrator, which produces concentrated gas by applying a pressure difference to adsorbent having selective adsorption property to specific gas from mixed...
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7543572 |
Hydrocarbon adsorber for air induction systems
An inlet conduit for an engine air induction system, comprising: a plurality of openings located about the inlet conduit; a hydrocarbon vapor-adsorbent member disposed on an exterior surface of the...
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7527678 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Filter structure, filter panel comprising the filter structure and method for manufacturing the filter structure
A pleatable filter structure for use in a filter panel, containing ion exchange particles distributed within a fibrous framework is expanded to contain enough space to allow the ion exchange...
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7520921 |
Gas-removing devices and air supply systems having the gas-removing devices
A gas-removing device serves to remove impurity gases from the air supplied to a fuel cell via an air supply system. The gas-removing device includes a porous material and an alternate adsorption...
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7507279 |
Air cleaner
A fuel adsorption member 16 is fixed to an inner surface of a housing 13 by fixing pins 14 . A fuel vapor leaking from an intake system of an engine is adsorbed by an active carbon included in...
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7507272 |
Vacuum filter bag with odor removing effect
The present invention relates to a vacuum filter bag comprising a layer containing immobilized odor-retaining particles characterized in that the abrasion loss of said odor-retaining particles...
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7501013 |
Fuel adsorption sheet, manufacturing method thereof, and air cleaner
A fuel adsorption sheet includes a sheet base. A fuel adsorbent and a reinforcing net are arranged in the sheet base. The reinforcing net is formed by a plurality of cords extending in at least...
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7468099 |
Image forming apparatus
An image forming apparatus includes an image forming portion that forms a toner image on a recording material, in which the image forming portion is provided in a main body of the image forming...
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7465490 |
Protective clothing providing nbc protection
The invention relates to an adsorbing material ( 1 ) with a protective function against chemical toxins, especially chemical warfare agents, the adsorbing material ( 1 ) comprising a multilayered...
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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)...
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7451746 |
Canister assembly
A canister assembly is mounted between a fuel tank and an internal combustion engine. The canister assembly includes a canister holding a carbon charge for adsorbing fuel vapors emanating from the...
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7442230 |
Method and apparatus for generating an inert gas on a vehicle
An inert gas generating system for generating inert gas on a vehicle having a fuel tank and a fuel tank vent. The system includes an inlet for receiving a flow of gas having a nitrogen component...
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7422628 |
Volatile hydrocarbon adsorber unit
A hydrocarbon adsorption unit for recovery of volatile hydrocarbons which emanate from several sources and which would otherwise be released into the atmosphere through the air cleaner of an...
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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...
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7416585 |
Fuel vapor adsorption filters
A fuel vapor adsorption filter for mounting within an intake air channel connected to an engine extends across the intake air channel in order to adsorb fuel vapor within the intake air channel...
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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...
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7371270 |
Odour absorbing filters
An odor adsorbing or deodorizing filter which comprises a matrix or substrate impregnated with a mixture of particulate chemically modified activated carbon and particulate activated carbon,...
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7364608 |
Chemical filter and method for manufacturing same
The chemical filter supporting an ion-exchange resin comprising a fiber supporting body containing ion-exchange fiber and ion-exchange resin powder which is supported on the fiber supporting body...
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7364603 |
Method and apparatus for the abatement of toxic gas components from a semiconductor manufacturing process effluent stream
An apparatus and process for abating at least one acid or hydride gas component or by-product thereof, from an effluent stream deriving from a semiconductor manufacturing process, comprising, a...
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7354475 |
Adsorption filter material and its use
A gas and water vapor pervious adsorption filter material having a protective function against biological and chemical noxiants and poisons and a multilayered layer construction including a first...
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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...
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7323042 |
Abatement system targeting a by-pass effluent stream of a semiconductor process tool
An apparatus and method for abating toxic and/or hazardous gas species in a diluent gas stream line deriving from a by-pass line of a semiconductor process tool, comprising contacting the diluent...
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7318859 |
Modular adsorbent filters
A compact sorbent filter for selectively sorbing contaminants and method of removing contamination from an enclosure with a filter is disclosed. Filters of the present invention comprise two or...
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7314508 |
Desiccant cartridge with seal
A desiccant cartridge ( 10 ) having a seal ( 12 ) therearound for forming a proper seal between cartridge ( 10 ) and canister ( 14 ) of a receiver/dryer or accumulator assembly includes a cup ( 16...
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7276098 |
Tangential in-line air filter
A tangential air filter configuration is designed for applications where there is a potential for a pollutant to back flush out. The tangential in-line air filter reduces air resistance and...
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7255729 |
Porous cylindrical-body module, structure for supporting porous cylindrical bodies, and method for fastening a supporting member
According to the module 10 , the other end 22 of each of the plurality of porous cylindrical bodies 12 the one end 20 of each of which is closed is opened to the gas chamber 58 between the...
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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...
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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...
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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...
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7150778 |
Recirculation jacket filter system
The present invention is a system and method for improving the useful life of sorbent beds, such as activated carbon filter beds. It is known that breakthrough in carbon filter beds first occurs at...
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7141091 |
Method and apparatus for removing particulate and vapor phase contaminants from a gas stream
The present invention provides methods for removing particulate and a vapor phase contaminant from a gas stream including, in one embodiment, directing a gas stream comprising fly ash and a vapor...
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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...
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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...
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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...
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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...
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7128772 |
Filter assembly, process for producing the filter assembly and filter body having the filter assembly
A filter assembly through which a fluid can flow and a method for the production thereof are provided. The filter assembly includes at least one covering layer made of an at least partially porous...
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7115152 |
Four bed regenerable filter system
A regenerable filter system includes a flow path along which a stream of fluid flows between an inlet and an outlet. A first filtering unit is located in the flow path. The first filter unit...
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7105038 |
Gas concentration method and its apparatus
The present invention relates a method for concentrating a gas by applying a pressure difference to an adsorbent and an apparatus therefor, and particularly, a method for producing an enriched gas...
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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...
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7081153 |
Gas generating system and method for inerting aircraft fuel tanks
The present invention provides a system and method for generation of nitrogen enriched air for inerting aircraft fuel tanks. One embodiment of the present invention includes a duct assembly; a...
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