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7622086 |
Selectively permeable membrane type reactor
A selectively permeable membrane type reactor including a catalyst for promoting a chemical reaction, a selectively permeable membrane which selectively allows a specific component to pass...
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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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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,...
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7615269 |
Adsorbent compositions
A water vapor adsorption and water retaining composition containing particulate calcium chloride and cellulose fiber in a flexible container having a side of spun-bonded polyethylene heat sealed to...
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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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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...
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7588686 |
Dual porosity filter
Disclosed is a method and a filter unit for depleting or enriching a liquid or gas with substance(s) comprising i) providing a filter unit comprising at least one convective layer and at least one...
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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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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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7569088 |
Method and apparatus for circulating air through a hard disk drive
Hard disk drive housing including at least one inlet, at least one outlet. The inlet is situated near spindle and above disk in hard disk drive. The outlet is situated near outside diameter of...
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7568355 |
Humidity control apparatus
Disclosed is a humidity control device which is provided with an adsorptive element ( 81, 82 ) having a humidity control passageway ( 85 ) capable of adsorption of moisture from a first air stream...
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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...
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7537642 |
Method and device for discharging and dehumidifying air in a cooking area
A method and a device for discharging air current from a cooking area. The method and the device guide the air current through a sorption agent for absorbing water or water vapor contained in the...
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7531029 |
Coated screen adsorption unit for controlling evaporative hydrocarbon emissions
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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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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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...
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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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7517381 |
Devices and methods for chemical reactive filtration
A gas contaminant is filtered using fibers having internal cavities containing a chemically reactive oxidizing agent, an acid or base, a coordinating agent, a complexing agent, or a deliquescing...
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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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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...
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7470311 |
Dehumidification unit and adsorption element for use in such a dehumidification unit
A dehumidification unit comprised of alternate laminations of an adsorption element which supports an adsorbent and which is provided with a first air ventilation passage and a cooling element,...
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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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7452412 |
High-efficiency filter device and method for making same
A high-efficiency filter for removing or collecting trace levels of chemical compounds includes a randomly oriented glass substrate, a primer coating and a carbon coating. The present filter is...
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7452406 |
Device and method for removing water and carbon dioxide from a gas mixture using pressure swing adsorption
A pressure swing adsorption (PSA) dryer for separating water and carbon dioxide from a gas stream includes two compound adsorbent columns [ 32, 42 ]. Each column comprises a primary adsorption...
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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...
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7422724 |
Biological preconcentrator
A biological preconcentrator comprises a stimulus-responsive active film on a stimulus-producing microfabricated platform. The active film can comprise a thermally switchable polymer film that can...
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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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7407534 |
Method of fabricating pipe for absorbing fuel evaporation gas for automobiles
A pipe for adsorbing fuel evaporation gas in automobiles. An aluminum pipe portion is etched with acid or base so as to increase its surface area and improve its coating properties. The pipe is...
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7407533 |
Active filter element for end face incident flow
A filter element formed from at least one flat layer of permeable filter medium alternating with at least one pleated layer in such a way that the resulting channels have an open, especially...
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7402199 |
Adsorbing element
An adsorbing element for adsorbing and releasing a gas includes a plurality of adsorbing sheets. Each adsorbing sheet includes gas-permeable sheets such as non-woven fabrics or filter papers, and...
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7393381 |
Removing siloxanes from a gas stream using a mineral based adsorption media
A plurality of different layers of filter media are used to remove siloxanes from a gas stream. Based on an analysis of the specific gas stream to be filtered, a filter media having an average pore...
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7387663 |
Method and system for supplying high purity fluid
A fluid purifying apparatus that includes a manifold that includes a first branch and a second branch, a first check valve coupled to the first branch of the manifold, and a purifier unit that...
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7377966 |
Adsorptive assembly and method of making the same
An adsorptive filter/member for adsorbing a gaseous adsorbate. The filter includes two layers of a flexible polymeric material to form an area therebetween. Fasteners are located at predetermined...
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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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7367997 |
Electronic enclosure filter for very small spaces
The present invention is directed to an improved electronic enclosure filter for very small spaces, such as small disk drives. The filter includes an exposed electrostatic layer that functions to...
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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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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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7344586 |
Evaporative emissions filter
An evaporative emissions filter for an engine air induction system. The evaporative emissions filter includes a hydrocarbon vapor-adsorbent member disposed within the air induction system outside...
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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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7326363 |
Dehumidifying element and manufacturing method for the same
A dehumidifying element includes a super absorbing polymer (SAP), and a hygroscopic base, thereby maintaining hygroscopic characteristics regardless of aging and a high humidity absorbing rate and...
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7326280 |
Enhanced carbon dioxide adsorbent
A CO2 removal system including a member having a first opening and a second opening to enable air flow containing carbon dioxide (CO2) to pass from the first opening to the second opening and...
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7326272 |
Synthetic, duolayer, filter element
A multilayer, pleatable, filter material is made of at least one melt-blown, fleece layer and at least one carded, fleece layer that are attached to one another without use of adhesives for...
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7320726 |
Hydrogen storage apparatus
The present invention provides a hydrogen storage apparatus comprising a hydrogen storage canister defining a longitudinal axis, at least one first partition, and at least one second partition. The...
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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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7306660 |
Odor eliminating material and manufacturing method thereof
A cationized supporting material 2 is immersed into a treatment solution containing a level dyeing agent, and then immersed into a treatment solution containing a metal phthalocyanine complex and...
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7300481 |
Method and device for cleaning filters for dust-laden waste gases
The invention relates to a method for cleaning filters for dust-laden waste gases, including several filter elements ( 2 ) which are arranged vertically in a filter housing ( 1 ) and which have an...
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7288223 |
Method and apparatus for producing a respiratory filter
A method and apparatus in which a granular adsorbent, absorbent, chemisorptive, or catalytic material, particularly activated carbon is intermixed with (a) meltable polymer(s), and that the...
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7264652 |
Filter for collecting chlorinated organic compound
The collecting filter can capture and collect various chlorinated organic compounds in both particulate form and gaseous form contained in a fluid at the same time, and is easy to extract the...
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7264648 |
Removing siloxanes from a gas using a segmented filtration system customized to the gas composition
A plurality of different layers of filter media are used to remove siloxanes from a gas stream. Based on an analysis of the specific gas stream to be filtered, a filter media having an average pore...
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