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9039799 Drained coalescer  
Provided is an apparatus for separating liquid from a gas/liquid mixture, including: a housing; a gas/liquid mixture inlet located at a lower side of the housing; a coalescer placed in the housing...
9028579 Filter medium  
The present invention relates to a method for the manufacture of a multilayered filter medium whose air permeability is at least 500 l/m2sec and a multilayered filter medium obtainable by said...
8979968 Radiological/biological/aerosol removal system  
An air filter replacement system for existing buildings, vehicles, arenas, and other enclosed airspaces includes a replacement air filter for replacing a standard air filter. The replacement air...
8979961 Vacuum cleaner filter bag  
The Invention relates to a vacuum cleaner filter bag comprising a bag wall, wherein the bag wall comprises precisely one nonwoven layer in the form of a melt-spur microfibrous nonwoven layer.
8936661 Multi-stage filter element  
Multi-stage filtration apparatus is provided. A fluid is forced through different filter stage elements allowing for removal of various contaminants from the fluid.
8882875 Waved filter media and elements  
Various high performance, high efficiency filter media are provided that are cost effective and easy to manufacture. In particular, various filter media are provided having at least one layer with...
8864863 Three-stage separator for a vacuum waste tank system  
An air and moisture separator for use with a waste tank and a vacuum source has a canister securable to the waste tank and having an inlet couplable to the waste tank and an outlet couplable to...
8858669 Oil coalescing filter  
An oil coalescing filter may be used in an oil separator tank with an industrial sized compressor/vacuum package, like a rotary screw compressor/vacuum or a liquid ring compressor/vacuum. The oil...
8834610 Crankcase ventilation filter arrangments; components; and, methods  
A crankcase ventilation filter assembly and components therefor, are described. In an example arrangement, the crankcase ventilation filter assembly is configured to be serviced from either the...
8828115 Support grid and alignment apparatus for a filter element and housing  
An air filter element is provided with an anti-crown support grid on a clean side of the filter media. The support grid includes one or more elongated mounting members provided along periphery...
8821607 Particle capture unit, method for manufacturing the same, and substrate processing apparatus  
A particle capture unit adopted to be exposed to a space in which particles fly includes at least a first layer formed of a plurality of first fiber-like materials and a second layer formed of a...
8814144 Air register assembly  
An air register assembly is adapted to be inserted into a forced air duct, and configured to streamline then mix airflow in the duct. The assembly includes a face-plate having a vent, a frame...
8784541 Cordierite-based composite membrane coated on cordierite monolith  
Composite-membrane monoliths include a cordierite monolith having a cordierite-ceramic composite membrane bonded to surfaces thereof with a surface median pore size. The cordierite-ceramic...
8784542 Nanofibre membrane layer for water and air filtration  
The invention relates to a nanofiber membrane layer having a basis weight of 0.01-50 g/m2 and a porosity of 60-95%, comprising a nanoweb made of polymeric nanofibers with a number average diameter...
8764871 High efficiency paint arrestance filter  
Various examples of the inventive subject matter include a method and corresponding system for fabricating a combination paint arrestance filter for use in the painting industry. Embodiments of...
8741015 Multistage oil separator  
In order to provide an improved multistage oil separator, in particular for the use with compressors in cryogenics, the oil separator includes a housing (10) having a gas inlet (18) and a gas...
8734554 Formed seal ring for a liquid gas separating element  
A gas compression system includes a compressor operable to discharge a mixed flow of gas and lubricant, a separator tank including an opening having a first face, and a separator element including...
8728401 Filter bag, pleatable filtration material therefore, and process of making same  
The pleated filter bag, which can be used in a bag-house type dust collector, is elongated and has a longitudinal hollow center with an open end, and a pleated filter wall circumscribing the...
8721756 Filter construction for use with air in-take for gas turbine and methods  
The filter of the invention is a cartridge filter comprising a structure that can maintain a filter medium in an air stream to filter particulates to protect a gas turbine power system. The filter...
8709249 Filter  
A filter has a filter medium (10) during operation clears fluid, particularly in the form of hydraulic fluid. The filter medium (10) is made of a material such that the potential difference to the...
8709118 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...
8696781 Expanded metal and process of making the same  
An expanded metal is provided including a plurality of integral strands defining diamond shapes, each diamond shape having a long dimension as measured from two opposing vertices and a short...
8679216 Process for forming a laminate of a nanoweb and a substrate and filters using the laminate  
A process for forming a laminate of a low basis weight nanoweb and a substrate includes forming a nanoweb on the surface of a collection scrim, and subsequently bringing the nanoweb into contact...
8679218 Filter media with a multi-layer structure  
Filter media are described. The filter media may include multiple layers. In some embodiments, the filter media include a nanofiber layer adhered to another layer. In some embodiments, the layer...
8673040 Filter construction for use with air in-take for gas turbine and methods  
The filter of the invention is a cartridge filter comprising a structure that can maintain a filter medium in an air stream to filter particulates to protect a gas turbine power system. The filter...
8652229 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....
8641901 Filter structure  
A filter element is disclosed. The filter element includes a filter casing defining an inner radial surface, a filter body disposed within the casing, the filter body having an axial, dirty side...
8585799 Air pre-treatment device  
The present technology provides an air pre-treatment and monitoring device that includes an inlet port configured to receive an air flow and an outlet port configured to expel the air flow. The...
8545607 Pleatable composite filter media  
A pleatable, high efficiency composite gas filtration media is provided. The media includes an essentially boron free chopped strand glass backer layer and media layer comprising a synthetic...
8545587 Multi-phase filter medium  
Multi-phase filter media, as well as related articles, components, filter elements, and methods, are disclosed.
8523971 Multilayer nanofiber filter  
A method of making a multilayer filter and the multilayer filter made by the method. The method includes generally two steps. The first step is to coat a layer of nanofibers on a single side or...
8523972 Atmospheric air filtration unit, air pre-filtration unit, and associated air filtration system for removeable attachment thereof  
An air filtration system including a pre-filtration unit having a filter section and a spacer section attached to the filter section and extending downstream from the filter section, a pre-filter...
8512432 Composite filter media  
A composite filter media structure includes, in an exemplary embodiment, a base substrate that includes a nonwoven synthetic fabric formed from a plurality of fibers with a spunbond process. The...
8496722 Nonwoven for air filtration and a preparation method thereof  
The present invention relates to a spunbonded filament nonwoven fabric and a method of preparing the same, and particularly to a multilayered spunbonded filament nonwoven fabric of which the...
8465564 Filter medium  
The present invention relates to a method for the manufacture of a multilayered filter medium whose air permeability is at least 500 l/m2sec and a multilayered filter medium obtainable by said...
8465565 Polyethylene membrane and method of its production  
The invention relates to a porous membrane having a particle filtration value of at least 10 under U.S. Military Standard MIL-STD-282 (1956), where the porous membrane is a polyethylene membrane....
8460424 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,...
8444734 Apparatus for the separation of particles contained in exhaust gases of internal combustion engines  
The invention relates to an apparatus for the separation of particles contained in exhaust gases of internal combustion engines in which the exhaust gas flow is guided through a filter medium in...
8419839 Porous polytetrafluoroethylene membrane, method for producing the same, and water-proof air permeable filter  
First, a first porous body is manufactured by stretching, in a uniaxial direction, a sheet made of polytetrafluoroethylene having a standard specific gravity of 2.155 or more, and a second porous...
8394164 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,...
8366797 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...
8361180 Durable nanoweb scrim laminates  
A filter media comprising a nanofiber layer and a substrate layer; the nanofiber layer comprising a polymer material and having a fiber diameter of about 0.01 to 1.0 micron, a basis weight of...
8343251 Composite filter media  
A composite filter media having excellent dust-releasing properties provided with a layer of netting formed of a low surface free energy material that is hot calendered to the upstream surface of...
8343250 Bag house filters and media  
A bag filter having a support structure clothed in a filter bag. The cloth of the filter bag is a composite of at least one substrate layer and at least one nanoweb bonded thereto in a...
8323384 Air filter with extended life  
An extended life filter element is provided that may at least double the service interval of a given filtration application utilizing the same or similar filter housing envelope provided. The...
8308834 Composite filter media  
A composite filter media structure includes, in an exemplary embodiment, a base substrate that includes a nonwoven synthetic fabric formed from a plurality of fibers with a spunbond process. The...
8308831 Filter cleaning mechanisms  
In one aspect, the present invention provides a filter cleaning mechanism comprising: a filter material (37) for filtering out dust and dirt particles from air passing therethrough; a frame (32,...
8282712 Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment  
A filtration medium is disclosed for use in air filters used in heating, ventilating and air conditioning systems. The medium contains at least one nanofiber layer of fibers having diameters less...
8277529 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...
8262780 High performance gas turbine inlet filter (HEPA) using membrane media  
A composite filter media structure and an associated method of making are provided. The structure includes a base substrate that includes a nonwoven fabric substrate formed from a plurality of...