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| Number | Title | Issue Date |
| 8062411 | Adsorptive filtering material with integrated particle-and/or aerosol-filtering function and use thereof The invention relates to an adsorptive filtering material endowed with integrated particle- and/or aerosol-protection and with protective performance with regard to biological and/or chemical noxiants, in particular biological and/or chemical warfare agents, the ads... | 11/22/2011 |
| 7998259 | Combination high efficiency particle and gas filter The present invention relates generally to particle removal and air borne molecular contaminant air filters, and, more particularly, to a combination particle and air borne molecular contaminant filter with an activated material separator. ... | 08/16/2011 |
| 7758678 | Fuel adsorption filter and air cleaner A housing of an air cleaner has an air inlet port and an air outlet port, and incorporates an air filter. In the housing, a fuel adsorption filter is arranged downstream of the air filter in such manner as to intersect an air passage. An open portion and a sheet-lik... | 07/20/2010 |
| 7717986 | Vehicle passenger compartment air filter devices A vehicle passenger compartment air filter device comprising a filtration medium comprising a nonwoven web of electret charged thermoplastic microfibers as a filter layer, said microfibers having an effective fiber diameter of greater than 10 μm and comprising a th... | 05/18/2010 |
| 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 electrolyte in an electrolytic cell to generate a gas or gases and co... | 07/07/2009 |
| 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 membrane. The porous material has micropores formed therein in order t... | 04/21/2009 |
| 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 an adsorption sheet member of the fuel adsorption mem... | 03/24/2009 |
| 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 apparatus, a heating apparatus that heats the toner image on the recordi... | 12/23/2008 |
| 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 and an oxygen component from a gas source, a heat exchanger downstream ... | 10/28/2008 |
| 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 automobile engine when the engine is shut-off. The unit is positioned in th... | 09/09/2008 |
| 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 may include a bed of filter material between a pair of support plates,... | 09/02/2008 |
| 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 when the engine has been stopped. The filter includes an adsorbing agent... | 08/26/2008 |
| 7416584 | Fuel vapor adsorption filters A fuel vapor adsorption filter includes a fuel vapor adsorption agent; a filter body containing the fuel vapor adsorption agent therein, and a frame formed to surround the filter body. The frame is adapted to be mounted within an intake air channel connected to an e... | 08/26/2008 |
| 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 plate honeycomb filtering medium is disposed in the filter case in suc... | 05/27/2008 |
| 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, together with a binder. The filter may be incorporated into an ostomy colle... | 05/13/2008 |
| 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 catch and retain particulate contamination within the filter. The filt... | 05/06/2008 |
| 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 first sorbent bed material having a high capacity sorbent affinity for t... | 04/29/2008 |
| 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 is provided. The chemical filter possesses a large ion-exchange capaci... | 04/29/2008 |
| 7353809 | Evaporative emissions canister with integral liquid fuel trap An evaporative emissions canister is used in an automotive evaporative emission system to separate liquid fuel entrained with fuel vapor and to control emission of fuel vapors to the atmosphere, the system including a fuel tank coupled to an automotive engine. The c... | 04/08/2008 |
| 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 sheetlike carrier layer, a second sheetlike carrier layer and, interpo... | 04/08/2008 |
| 7354473 | NBC-building protection system and method A combined building air-conditioning unit and NBC protection system, containing an enclosed space housing a building air-conditioning unit and further including a plurality of chambers, a first chamber having an ambient air inlet port, one prefilter and a blower for... | 04/08/2008 |
| 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 making the filters are also disclosed. Methods of using the filters t... | 03/11/2008 |
| 7335299 | Dual filter A dual filter apparatus and a process of making a dual filter apparatus that minimizes disruption to the normal flow pattern through the filter apparatus by forming a porous medium suitable to carry a fluid activator and placing an activator proximate the porous fil... | 02/26/2008 |
| 7332013 | Compressed air/gas-driven tool with integrated dryness indicator An air/gas-driven tool with an integrated air/gas dryness indicator. The tool includes a housing that defines a cavity. An air/gas dryness detector is disposed in the cavity. An air/gas flow passage is situated to provide a stream of compressed air/gas to the drynes... | 02/19/2008 |
| 7332016 | Particulate trap with selective blocking element A particulate trap has a housing with an inlet and an outlet. The particulate trap also has a plurality of fluidly isolated filters stacked within the housing, between the inlet and the outlet. The stacked plurality of filters have a stack direction and a transverse... | 02/19/2008 |
| 7329308 | Air handling and chemical filtration system and method The present invention relates to systems and methods for controlling humidity and temperature in gases or air streams used in semiconductor processing systems. These systems and methods can be used in combination with systems and methods for contaminant detection an... | 02/12/2008 |
| 7326387 | Air decontamination devices Air decontamination devices in one example include a filter directly exposed to ultraviolet (“UV”) radiation on an upstream side and a downstream side. Ozone may be provided to permeate the filter, as well. Reflectors may be provided to reflect UV radiation emit... | 02/05/2008 |
| 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 gas stream with a dry resin sorbent material having an affinity for th... | 01/29/2008 |
| 7320723 | Exhaust gas filter and filtering system An exhaust gas filter cartridge which is suitable for use in a muffler such as to form an exhaust gas filtering system is disclosed. The filter cartridge preferably includes a first porous longitudinal wall and a second porous longitudinal wall, both porous longitud... | 01/22/2008 |
| 7320721 | Chemical filter and fan filter unit having the same In a fan filter unit for filtering and continuously supplying clean air into a clean room, the fan filter unit includes a chemical filter for removing chemical contaminants contained in the air, a fan for sucking and blowing out the air, and a particle filter for re... | 01/22/2008 |
| 7320725 | Disposable cartridge air/gas dryer A disposable cartridge air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The dryer includes a pressure vessel having first and second ends, an inlet port, and an outlet port. A disposable dryer ca... | 01/22/2008 |
| 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 more modular adsorbent units that can be foldably connected and possibly... | 01/15/2008 |
| 7316736 | Carbon filter panel for an air cleaner A carbon filter panel for an air cleaner is provided according to an embodiment of the invention. The carbon filter panel includes a frame including one or more side members and a frame interior space and a plurality of spaced-apart carbon elements extending across ... | 01/08/2008 |
| 7314506 | Fluid purification system with low temperature purifier A system and method for processing a matrix fluid to remove one or more impurities (such as moisture from a process gas). The purifier includes a pre-cooler that receives the matrix fluid and cools the matrix fluid to a second, lower temperature. A container is prov... | 01/01/2008 |
| 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) extending along an axis (18) having... | 01/01/2008 |
| 7306644 | 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 fuels tanks. One embodiment of the present invention includes a duct assembly; a primary heat exchanger; a gas generating system heat exchanger; a first ... | 12/11/2007 |
| 7303455 | Method of fabricating a light emitting device including a step for cleaning the surface of an anode layer during manufacture A light emitting element has been fabricated by making a barrier having a curved surface having a radius of curvature at the upper portion or lower portion, washing a surface of an anode with a porous sponge in order to remove minute grains dotted on the surface of ... | 12/04/2007 |
| 7303683 | Microorganism-removing filter medium having high isoelectric material and low melt index binder A filter medium capable of removing microorganisms from a fluid such as water. The filter medium includes particles of activated carbon, particles of a substantially insoluble inorganic material having an isoelectric point greater than the fluid being filtered. A lo... | 12/04/2007 |
| 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 defined therein. A plurality of preferential gas flow openings, each ... | 11/06/2007 |
| 7291208 | Grooved active and passive adsorbent filters The invention relates to a device for filtering contaminants, such as particulates and vapor phase contaminants, from a confined environment such as electronic or optical devices susceptible to contamination (e.g. computer disk drives) by improving performance and p... | 11/06/2007 |
