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Match Document Document Title
8182563 Separating apparatus  
The present invention relates to a separating apparatus for separating particles from a fluid flow. Particularly, but not exclusively, the invention relates to a vacuum cleaner having such a...
8177875 Aerosol separator; and method  
Crankcase ventilation arrangements are shown. Preferred wet laid media materials, for use in such arrangements are described. Also described and shown are example crankcase ventilation components,...
8177876 Reduced solidity web comprising fiber and fiber spacer or separation means  
A web can comprise a substantially continuous fiber mass and a separation means dispersed into the fiber. The web having a preferred thickness resulting from forming a polymer material and a...
8167983 Gas separation membranes  
The present invention relates to compositions for producing membranes, the compositions comprising at least 0.1% by weight of highly branched polymer, at least 0.5% by weight of linear polymer and...
8152887 Air/oil separator  
An improved air/oil separator assembly for removal of oil from a gaseous stream is disclosed. The air/oil separator includes a head flange and an end plate positioned in a spaced-parallel...
8147584 Filter medium  
The present invention relates to a filter composed of a multi-ply filter medium, which comprises at least one non-woven stiffening layer, at least one filtration layer, at least one covering layer...
8142535 High dust holding capacity filter media  
Provided is a method of forming a self supporting fibrous nonwoven filter media comprising dispersing glass fibers, crimped polymer fibers, and cellulosic fibers in a fluid dispersion. The...
8123831 Liquid separator, particularly oil separator for compressed air systems  
The invention relates to a liquid separator, particularly an oil separator for compressed air systems. The liquid separator comprises a housing (15), which can be detachably connected by means of a...
8118901 Fine fiber media layer  
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...
8118919 Air filter and method of constructing same  
An air filter comprising natural and or man made organza wherein the organza allows air to pass but prevents undesirable air particulates to pass and wherein the organza may be disposed over a...
8118902 Filtering medium and filter unit  
A filtering medium is comprised of a non-woven fabric containing mainly an organic fiber, in which single fibers are fixed, wherein the non-woven fabric is constructed of a plurality of single...
8114180 Bag filter comprising scrimless filter felt of meta-and-para-aramid staple fiber  
This invention relates to a bag filter having a tubular section, a closed end, and an open end; the tubular section comprising a scrimless filter felt consisting essentially of a needle-punched...
8105411 Fluid filter system and method  
A system, in certain embodiments, includes a fluid filter that includes a first set of strips of a first filter material having a first density, and a second set of strips of a second filter...
8092566 Filtration media for filtering particulate material from gas streams  
A composite fabric formed by depositing a web of nanofibers electroblown from a first polymer onto a first support web comprising fibers of larger average diameter than the nanofibers spun from a...
8083828 Fiber web having a high stiffness  
The fiber webs described herein may be incorporated into filter media and filter elements. The webs may exhibit a high permeability and stiffness, at a low thickness. The stiffness can be...
8080086 Static dissipative filtration media  
A filtration media that incorporates a static dissipative media layer for dissipating the static charge that builds up as a fluid, such a fuel, passes through the filtration media. The filtration...
8062403 Filter elements for circulating air systems  
An improvement to a reusable filtering assembly used in circulating air systems for residential or commercial heating and air conditioning systems. A series of layers consisting of filtering...
8057583 Filter media including silicone and/or wax additive(s)  
A method of improving filtration efficiency of a fibrous nonwoven filter media comprises providing a filter media and incorporating in the filter media one or more additives selected from the group...
8057567 Filter medium and breather filter structure  
Thermoplastic bicomponent binder fiber can be combined with other media, fibers and other filtration components to form a thermally bonded filtration media. The filtration media can be used in...
8034146 Filter element, method of manufacture and use  
The invention provides a filter element which has a reduced initial pressure loss, can reduce an energy cost and can secure a high air flow rate, a filter element which has an elongated gas...
8029588 Fine fiber media layer  
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...
8025708 Liquid separator, particularly oil separator for compressed air systems  
The invention relates to a liquid separator, particularly an oil separator for compressed air systems. The liquid separator comprises a housing (15), which can be detachably connected by means of a...
8021457 Filter media and structure  
In the filtration of fluid materials, the removal of particulate from the moving stream requires substantial pressure to maintain flow and substantial capacity for removing particulate. The filters...
8021466 Fluid flow filter and method of making and using  
A filter well suited for paint arrestor usage having a monolithic high loft manmade fiber body with a convoluted flow contact surface. The filter is preferably formed by a convoluter as in one with...
7993427 Filter medium  
The present invention relates to a filter composed of a multi-ply filter medium, which comprises at least one non-woven stiffening layer, at least one filtration layer, at least one covering layer...
7981177 Filtration media having a slit-film layer  
A composite filter media for a vacuum cleaner comprising a first filtration layer comprising a slit film having a plurality of continuous electrostatically-charged polyolefin filaments disposed...
7966743 Micro-structured drying for inkjet printers  
A dryer operable in close proximity to and in series with an inkjet printhead comprises a heat source and an air bearing structure on one side of the predetermined path and having a pressurized air...
7968176 Air filter material  
An air filter material includes a laminate of an air inlet layer and an air outlet layer, and has a mean flow pore size of 20 μm to 40 μm, a minimum pore size of 2.4 μm to 3.8 μm, and a maximum por...
7964012 Filter media with improved conductivity  
Filter media are provided having improved conductivity to enhance filtration efficiency and/or dissipate static charge, and methods for making the same. In one exemplary embodiment, the filter...
7959705 Filter with ePTFE and method of forming  
A filter media product and method of making the same wherein the filter media is pleatable and has at least one support scrim comprised of a melt bonded non-woven material or a fuse bonded...
7951219 Cast formed filter and method of making the same  
A cast formed filter and a method for making the filter are provided. The cast formed filter includes a cast formed filter media having an inlet end, an outlet end, a plurality of inlet openings, a...
7942948 Filter element including a composite filter media  
A filter element includes, in an exemplary embodiment, a first end cap, a second end cap, and a composite filter media structure. The composite filter media structure includes a base substrate that...
7935160 Filter assembly with trapped contaminant servicing  
A filter assembly has a housing removably receiving a contaminant tray, with a filter element mounted to the contaminant tray and removable therewith from the housing for servicing. The filter...
7931725 Fluted filter apparatus  
A filter element and filter apparatus, and a method for fabricating a filter element, include a filter element having alternating layers of a face sheet material and a convoluted filter material,...
7927400 Static dissipative filtration media  
A filtration media that incorporates a static dissipative media layer for dissipating the static charge that builds up as a fluid, such a fuel, passes through the filtration media. The filtration...
7918913 Reduced solidity web comprising fiber and fiber spacer or separation means  
A web can comprise a substantially continuous fiber mass and a separation means dispersed into the fiber. The web having a preferred thickness resulting from forming a polymer material and a...
7896941 Product and method of forming a gradient density fibrous filter  
A filter media product and method of making the same wherein at least two filter media thicknesses of differing average coarse and fine fiber sizes are held in intertangled relationship forming a...
7897012 Sheet containing fibrous or tubular moisture adsorbent metal oxide  
This invention is to provide a sheet product that is excellent in moisture absorption amount, moisture absorption speed and moisture release speed and is capable of keeping a powder from falling...
7896940 Self-supporting pleated filter media  
The present invention is a filter that includes a length of filter media and a continuous, substantially nonlinear adhesive strand. The filter media has a front face and a rear face. The filter...
7837756 Filter with ePTFE and method of forming  
A filter media product and method of making the same wherein the filter media is pleatable and has at least one support scrim comprised of a melt bonded non-woven material or a fuse bonded...
7837755 Extruded seal  
A filter element, including a filter medium, on which a seal is situated indirectly or directly, which is used for separating the filter intake side from the filter discharge side. The filter...
7819936 Filter felts and bag filters comprising blends of fibers derived from diamino diphenyl sulfone and heat resistant fibers  
This invention relates to a filter felt and bag filters comprising an intimate staple fiber blend of 20 to 75 parts by weight polymeric staple fiber containing a polymer or copolymer derived from a...
7789930 Particle filter system incorporating nanofibers  
A filtration device including a filtration medium having a plurality of nanofibers of diameters less than 1 micron formed into a fiber mat in the presence of an abruptly varying electric field. The...
7785402 Removable verticle media insert system for air treatment  
A support framework for containing a media that is used to remediate corrosive vaporous pollutants in an air stream. The support framework is situated within a plenum and comprises two concentric...
7753982 Filter with drained jacket, seal indicator/lock means, and seal baffle  
A filter element comprising a filter jacket, a fluted filter media, and an internal seal is provided. The filter jacket defines a filter jacket inner surface, a gravitational bottom, an upstream...
7754041 Pleated filter with bimodal monolayer monocomponent media  
A pleated filter is made from a monocomponent monolayer nonwoven web containing a bimodal mass fraction/fiber size mixture of intermingled larger size and smaller size continuous monocomponent...
7727300 Polymeric structures with patterned reactivity  
Disclosed are polymeric constructs that can advantageously be utilized in a wide variety of fluid contact devices. The constructs include two or more polymeric materials, at least one of which...
7727915 Tacky allergen trap and filter medium, and method for containing allergens  
An allergen trap is provided. The allergen trap includes a woven or nonwoven substrate having at least one strata. The trap is impregnated with or otherwise treated with a tacky adhesive by which...
7717975 Reduced solidity web comprising fiber and fiber spacer or separation means  
A web can comprise a substantially continuous fiber mass and a separation means dispersed into the fiber. The web having a preferred thickness resulting from forming a polymer material and a...
7694827 Methods of reducing thermo-oxidation of polymers such as polyacrylonitrile  
A filter comprising a polymer material comprising a polymer matrix such as polyacrylonitrile containing dispersed metal oxide particles. The metal oxide particles are for example ferric oxide...
Matches 1 - 50 out of 613 1 2 3 4 5 6 7 8 9 10 11 12 13 >