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Document Title |
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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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7594946 |
Air-cleaner filter material for internal combustion engine and air-cleaner element
The invention provides an air-cleaner filter material for an internal combustion engine, which comprises a dust-collecting layer comprising a melt-blown nonwoven fabric having a maximum pore size...
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7591883 |
Microfiber supported nanofiber membrane
A nanofiber membrane is formed on a microfiber membrane. The nanofiber membrane may be electro sprayed directly onto the microfiber membrane and becomes integrated with the microfiber membrane to...
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7572307 |
Filter assembly for vacuum cleaner and vacuum cleaner incorporating such assembly
A filter apparatus and a vacuum cleaner incorporating the filter apparatus are disclosed. The filter apparatus has a first, fine filter assembly and a second, coarse filter assembly. The fine...
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7556663 |
Dual pleated air filter
A dual pleated air filter according to the present disclosure may include two or more generally parallel, pleated filter elements layered perpendicular to the influent air stream and having the...
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7544225 |
Device for filtering a gas flowing through a line
A device for filtering a gas flowing through a line, particularly for filtering the air flow in an intake line of an internal combustion engine, including a filter element which is insertable in a...
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7534287 |
Porous sintered composite materials
The present invention is directed to porous composite materials comprised of a porous base material and a powdered nanoparticle material. The porous base material has the powdered nanoparticle...
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7520280 |
Rebreather apparatus
A rebreather apparatus having a gas scrubber canister with a generally oval or elliptical cross section. The canister being configured so that exhaled gases pass through the adsorbent in a radial...
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7465327 |
Refrigerator having air-cleaner
A refrigerator having an air-cleaner is provided. The air-cleaner may include a case having at least an inlet and an outlet, and a blower that draws air in through the inlet through a filter unit,...
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7452397 |
Filtration member for inflator and method of manufacturing the same
A filter ( 15 ) for an inflator, comprising a cylindrical body ( 15 a ) formed by winding wires ( 16 ) therearound. The cylindrical body ( 15 a ) further comprises an inner peripheral part ( 21 )...
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7416576 |
Fiber bed assembly and fiber bed therefor
A fiber bed assembly for a mist eliminator that operates at high efficiency and inhibits re-entrained liquid from leaving the mist eliminator. The fiber bed assembly has a construction that...
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7399333 |
Filter element and process for producing the same
The present invention provides a filter element and a method for producing the same, which do not generate pollution during waste disposal, can be easily produced, improve the pressure loss and...
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7398887 |
Product and method of forming successive layers of face-to-face adjacent media with calculated pore size
A filter media product and method of making the same wherein at least two independent filter media thicknesses of differing coarse and fine pore sizes are held in face-to-face relationship with the...
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7387656 |
Fiber collecting media strip for a mist eliminator
A fiber bed mist eliminator has a fiber bed which is formed of a composite fiber bed collecting media strip including a collection layer which is not subjected to needle punching. The fiber bed can...
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7370766 |
Filter cloth and replaceable filter module
A filter cloth whose underside comprises substantially parallel, additional yarns 8 that are thicker than the rest of the yarns of the cloth, substantially parallel channels 9 being formed...
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7357823 |
Disposable filter within a removable chamber
A vacuum cleaner includes a housing, a nozzle inlet, a suction generator and a dirt cup. The dirt cup includes a dirt collection chamber, an inlet and an open end. Additionally, the vacuum cleaner...
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7332009 |
Separator arrangement for gas/liquid separation; apparatus; and, methods
A serviceable gas/liquid separator is provided. The gas/liquid separator has a cross-section with one long axis and one short axis, with an aspect ratio of at least 1.3. A preferred cross-section,...
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7320717 |
Industrial scale honeycomb type dust collector
A dust collecting filter such as a honeycomb-type industrial filter for the industrial filtering of gas containing solid particles is provided. The filter includes a plurality of collateral inlet...
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7318853 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The...
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7311751 |
Filter medium
A filter medium includes at least a first and a second layer. Both first and second layers have a layer volume VLq and a layer filtering surface SLq, where SLq is the accumulation of all mantle...
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7300484 |
Blower having a carrying frame
A blower has a carrying frame provided with a base plate. A fan with a fan housing is mounted on the carrying frame. The fan housing has an intake opening that faces the base plate and is spaced...
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7291196 |
Filamentary pad for improved mist elimination and mass transfer
An apparatus and method of making a filamentary pad for improved mist elimination and mass transfer comprising a plurality of layers of mesh, each layer of mesh having a plurality of mesh openings...
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7270692 |
Air filtration arrangements having fluted media constructions and methods
Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240°...
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7267703 |
Electrically regeneratable filter element
An electrically regeneratable filter element comprises at least two flanks, each of these flanks comprising a stiff material layer. Each of these flanks has at least one thermally and electrically...
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7255722 |
Gas filter
A filtration portion 11 constituting a filter element 3 is composed of a first filtration material 9 wound around the outer periphery of an inner tube 8 and a second filtration material 10...
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7252704 |
Filter arrangement and methods
A filter arrangement includes a first filter element having opposite first and second ends; an axial length between the first and second ends; and a plurality of flutes. Each of the flutes has a...
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7235122 |
Filtration media for filtering particulate material from gas streams
Filtration media are disclosed for use in high efficiency air filters for filtering particulate matter in air. The media make use of at least one layer of fibers having a diameter less than 1000...
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7201786 |
Dust bin and filter for robotic vacuum cleaner
A detachable dust bin for a vacuum cleaner. A container is provided with a removable sidewall which has an outlet opening which is adapted to be coupled to a source of vacuum. The container...
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7189274 |
Exhaust gas filter with at least one filter layer and method for producing a filter layer
An exhaust gas filter for cleaning an exhaust gas of an internal combustion engine includes at least one strip-shaped filter layer made of a material through which a fluid can at least partly flow....
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7169202 |
Filter assembly
A filter assembly includes a reusable filter frame and a replaceable, pleated, reversibly expandable, self-spacing filter removably arranged in the frame. The self-spacing pleated filter expands...
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7156890 |
Hubcap filter
A hubcap breather assembly is provided for a hubcap housing lubricated wheel bearings in an automotive vehicle. The breather assembly includes a resilient, annular collar that fits into an access...
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7153565 |
Laminate for container and container for adsorbent
Polytetrafluoroethylene porous film is laminated with an ultra high molecular weight polyolefin porous film to realize excellent formability, dust collecting ability, and permeability that could...
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7153336 |
Exhaust gas purifying apparatus, particulate filter and manufacturing method thereof
This invention relates to an exhaust gas purifying apparatus having a particulate filter for collecting particulates in exhaust gas. This particulate filter ( 22 ) contains partition walls defining...
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7144438 |
Dust collecting container for vacuum cleaner
A dust collecting container for a vacuum cleaner is removably mounted in a suction chamber of a cleaner body to filter a dust from a dust-laden air being drawn into the suction chamber through an...
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7138008 |
Filter assemblies and systems for intake air for fuel cells
A filter assembly for removing particulate contaminants and chemical contaminants from an incoming dirty air stream for a fuel cell. The filter assembly also includes a noise suppression element...
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7135051 |
Dirt cup filter with pre-filtration cap
A dual-stage vacuum cleaner filter with a pre-filtration cap having pre-filtering screens. A base with an aperture and a filter media strip pleated in the shape of a frustocone can be mounted...
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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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7125434 |
Deep gradient-density filter device
A deep gradient-density filter device capable of effectively filtering a fluid containing a distribution of particles in the range of approximately 25 microns to approximately 0.2 micron at a fluid...
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7115151 |
High efficiency particulate air rated vacuum bag media and an associated method of production
A vacuum bag media and associated method of production, which includes a first layer that includes an expanded polytetrafluoroethylene membrane and at least one second layer that includes a first...
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7115150 |
Mist filtration arrangement utilizing fine fiber layer in contact with media having a pleated construction and floor filter method
Filter arrangements for mist removal include a barrier media, usually pleated, and treated with a deposit of fine fibers. Filter arrangements may take the form of tubular, radially sealing...
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7112237 |
Porous sintered composite materials
The present invention is directed to porous composite materials comprised of a porous base material and a powdered nanoparticle material. The porous base material has the powdered nanoparticle...
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7112234 |
Composite porous media
A composite porous media for either gas or liquid flow is strong and efficient, and can readily be formed in or into a wide range of different shapes and configurations. In particular, the porous...
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7112232 |
Air cleaning apparatus
An air cleaning apparatus includes a blowing unit and a filtering unit which are easily removed from and installed in a cabinet, allowing the air cleaning apparatus to be easily cleaned. The...
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7097684 |
Method of forming combined pleated scrim and filter media materials and product of same
A high efficiency fluid filter arrangement wherein a combined layer of scrim and filter media applications is of empirically relatively estimated weight size and depth with intermediate pleat...
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7094270 |
Composite filter and method of making the same
The invention refers to a composite filter for filtering a stream of ambient air including at least one non-prebonded upstream tier and one non-prebonded downstream tier, wherein the ratio of...
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7090715 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The...
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7090712 |
Air filtration arrangements having fluted media construction and methods
Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240°...
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7048773 |
Universal vacuum filter cartridge
A filter cartridge assembly for a vacuum cleaner that includes a main housing having an inlet and an outlet. The filter cartridge fits in a chamber where a motor and bell housing provides a vacuum...
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7048501 |
Dust collecting filter, dust collecting device, and air intake device for gas turbine
A large capacity HEPA filter is produced having a layered filter medium unitarily formed by an upstream non-woven fabric, which can remove 70 to 90% of 0.3 μm particles, and a downstream non-woven...
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7008471 |
Filter and canister having the same
A canister is connected to a fuel tank to adsorb fuel vapor vaporized in the fuel tank and includes a canister housing and a canister main body, which is received in the canister housing and...
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