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| Number | Title | Issue Date |
| 8177894 | Canisters A canister includes a canister case having an adsorbent chamber, an adsorbent housed in the adsorbent chamber of the canister case, a filter disposed between the adsorbent chamber and a port mounted on an end wall of the adsorbent chamber, and a tentative filter eng... | 05/15/2012 |
| 8114201 | Air pollution control filter elements for filtration systems An improved filtration apparatus, filtering method and filtering material for capturing mercury and other pollutants in pollutant-laden fluid streams such as flue gases generated by process gas streams are disclosed. The improved filtration system may include two po... | 02/14/2012 |
| 8016926 | 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 (2). The layer construction (2) includes at least ... | 09/13/2011 |
| 7998258 | Gas filtering device A gas filtering device includes a housing (20,30), a flexible filter sheet (41), an inlet port (21), an outlet port (31), and a displacement restriction portion (41a) is provided. The flexible filter sheet (41) divide... | 08/16/2011 |
| 7976619 | Hydrocarbon adsorber with purge airflow channel An air cleaner assembly and an air induction system for an internal combustion engine. The air cleaner assembly preferably is formed using first and second housing members that are assembled to define an interior volume. A hydrocarbon adsorber is located within air ... | 07/12/2011 |
| 7938895 | Gas-insulated switchgear apparatus and gas filter device A gas tank is hermetically filled with an insulating gas. A gas filling opening is provided on the gas tank, which includes a flange at its end. A gas filter device is fixed to the gas flange of the gas filling opening. The gas filter device includes a gas filter fo... | 05/10/2011 |
| 7931741 | Gas-insulated switchgear apparatus and gas filter device A gas tank is hermetically filled with an insulating gas. A gas filling opening is provided on the gas tank, which includes a flange at its end. A gas filter device is fixed to the gas flange of the gas filling opening. The gas filter device includes a gas filter fo... | 04/26/2011 |
| 7927407 | Desiccant bag and filter assembly Desiccant bag and filter assembly adapted for insertion into an integrated condenser dryer chamber of a vehicle or mobile air conditioning system or the like. A support member (4) lies along the exterior of a desiccant containing pouch (2) with the pou... | 04/19/2011 |
| 7892329 | Air dryer cartridge The present invention provides desiccant cartridge (10) for a vehicle air dryer, the cartridge (10) having a casing comprising a base (12) and a cover (14), the cartridge (10) further having a charge inlet (24) arranged to r... | 02/22/2011 |
| 7879141 | Gas flow absorber A gas flow absorber comprises an absorption vessel, having a vessel wall defining a cylinder including an absorption material, the cylinder having a cylinder wall bearing, at the bottom thereof, in a circumferential slot formed on a support plate including a channel... | 02/01/2011 |
| 7846242 | Air dryer cartridge An air dryer desiccant cartridge, the cartridge comprising a base having an inlet and an outlet, and a casing connected to the base to define a cavity there between, wherein the cavity contains a filter and a desiccant, the filter being arranged upstream of the desi... | 12/07/2010 |
| 7789950 | Air dryer with oil removal filter An air dryer, used in a compressed air system, includes an oil coalescing element for agglomerating oil in compressed air passing through the oil coalescing element in a first direction during a charging cycle and passing through the oil coalescing element in a seco... | 09/07/2010 |
| 7780770 | Air cleaner An air cleaner particularly disposed for an internal combustion engine is provided with a housing, a filter element disposed in the housing, and adsorbent disposed on the side of an outlet formed to the housing and adapted to adsorb an evaporated fuel invaded inside... | 08/24/2010 |
| 7763104 | Hydrocarbon trap assembly A hydrocarbon adsorption assembly is shown, wherein the hydrocarbon adsorption assembly is disposed in an encapsulating layer adapted to be received by an air filter of an automobile. ... | 07/27/2010 |
| 7758677 | Filtering device A filtering device has a filter hose that is arranged in a support pipe wherein between the outer side of the filter hose and the inner wall of the support pipe an annular chamber for the flow of the fluid to be purified is formed. Moreover, an adsorber unit for ads... | 07/20/2010 |
| 7727313 | Air dryer The present invention relates to an air dryer (10) for a vehicle air system. The air dryer (10) includes a body (12) and a desiccant canister (14), the body (12) having an inlet (16) to receive air from an air source, an out... | 06/01/2010 |
| 7699912 | Air-cleaner The air-cleaner includes a housing. The air-cleaner includes a filter element located in the housing to filter air taken into the housing. The air-cleaner includes an adsorption element for adsorbing vaporized fuel flowing into the housing. The housing includes firs... | 04/20/2010 |
| 7691188 | Adsorption element An adsorption element for adsorbing gases and vapors from the gaseous atmosphere in the intake tract of an internal combustion engine. The adsorption element is disposed within a wall of a flow cross section carrying the intake air, has a planar adsorption medium al... | 04/06/2010 |
| 7686871 | Integrated filter assembly An integrated filter assembly is provided. The filter assembly includes a fastener that holds two substantially opposing elements of a housing together. Also included is a multi-purpose filter that has at least a particle filter component and a chemical filter compo... | 03/30/2010 |
| 7670411 | Air-cleaner An air-cleaner includes a housing attached to an induction system of an internal combustion engine. The air-cleaner includes a filter element located within the housing and separating the internal of the housing into a dust side and clean side, the dust side having ... | 03/02/2010 |
| 7645329 | Composite air/hydrocarbon trap filter assembly A tamper resistant hydrocarbon trap and air filter assembly includes a cylindrical carbon trap filter extending from a sealed upstream end to a downstream end seated and sealed in a forwardly facing recess of an adaptor. A conventional cylindrical air filter surroun... | 01/12/2010 |
| 7632342 | Valve outlet cap for toxic-gas container The present invention provides an outlet cap adapted to removably attached to the gas outlet of a gas discharge passageway in an on-off valve provided on a toxic gas containing container, the outlet cap comprising a bottom wall, a peripheral wall extending from the ... | 12/15/2009 |
| 7625437 | Cartridge for cleaning compressed air in compressed air supply systems of motor vehicles A cartridge of an air dryer serves for cleaning compressed air to be used in compressed air supply systems of motor vehicles, especially trucks. The cartridge includes a housing, a pre-filter, a deposit chamber, a coalescing filter, a bypass conduit and a check valv... | 12/01/2009 |
| 7625436 | Air dryer cartridge An air dryer cartridge (10) is provided with an inlet connectable to a compressed air source, an outlet connectable to a reservoir and a desiccant (18) provided intermediate the inlet and outlet adapted to remove moisture from air passing through the a... | 12/01/2009 |
| 7608137 | Air cleaner and fuel adsorbent member A fuel adsorbent member 16 is arranged in a housing 11 at a position downstream from a filter element 14. The fuel adsorbent member 16 adsorbs evaporative fuel. An air cleaner is configured in such a manner that, when receiving a backfire... | 10/27/2009 |
| 7601207 | Gas recovery system A gas recovery system is disclosed. The gas recovery system includes a gas source productive of a gaseous stream comprising moisture, a gas dryer in fluid communication with and downstream of the gas source, and an electrochemical compressor in fluid communication w... | 10/13/2009 |
| 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 (2). The layer construction (2) includes at least ... | 08/11/2009 |
| 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 automobile engine when the engine is shut off. The unit is positioned in th... | 05/12/2009 |
| 7488376 | Vehicle canister The vehicle canister comprising: the first chamber filled with the active carbon and funneled with the tank port, where the evaporating gas is infused through and the second chamber filled with the active carbon and funneled with the atmosphere port and neighboring ... | 02/10/2009 |
| 7476268 | Air filter An air filter, particularly an air filter for an internal combustion engine, having a housing with an unfiltered air inlet and a filtered air outlet. A round filter element is sealingly disposed between the unfiltered air inlet and the filtered air outlet. In additi... | 01/13/2009 |
| 7473306 | Air cleaner An air cleaner is provided with a housing, a filter element disposed inside the housing for filtrating air introduced into the housing, and an adsorption element disposed in the housing for adsorbing gasified fuel in the housing, the adsorption element including an ... | 01/06/2009 |
| 7442233 | Integrated heavy hydrocarbon removal, amine treating and dehydration The present invention is directed to an improved integrated process for the removal of heavy hydrocarbons, carbon dioxide, hydrogen sulfide, and water from a raw natural gas feed stream. More specifically, the integrated process of the present invention comprises a ... | 10/28/2008 |
| 7442236 | Xenon external recycling unit for recovery, purification and reuse of xenon in anaesthesia circuits The present invention concerns the application of adsorption gas separation technologies to anaesthesia equipment and falls within the technical domains of adsorption separation units and medical devices. The invention concerns a device and processes for recovering ... | 10/28/2008 |
| 7435289 | Integrated air cleaner and vapor containment system An air cleaner for an engine that includes a fuel tank and an air-fuel mixing device. The air cleaner includes a housing that defines an internal filter space and a canister at least partially formed as part of the housing. The canister is substantially non-permeabl... | 10/14/2008 |
| 7431900 | Hydrogen peroxide vapor system with replaceable desiccant cartridge A hydrogen peroxide vapor generation unit (10) receives hydrogen peroxide and water solution at an interface (20) and interconnects with an air dryer (14) by way of nipples (72, 92). In one embodiment, the dryer includes a clamping assemb... | 10/07/2008 |
| 7416580 | 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 that reduces sound waves or noise emanating from any equipment, such as... | 08/26/2008 |
| 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 triangular, cross section, a first group of channels being tightly sealed a... | 08/05/2008 |
| 7404836 | Focused flow filter A filter assembly for use in a disk drive assembly is disclosed. The filter assembly is configured to remove contaminants within the drive assembly and to prevent entry of contaminants into the drive assembly. In one implementation the filter assembly includes a hou... | 07/29/2008 |
| 7396388 | Integrated heavy hydrocarbon removal, amine treating and dehydration The present invention is directed to an improved integrated process for the removal of heavy hydrocarbons, carbon dioxide, hydrogen sulfide, and water from a raw natural gas feed stream. More specifically, the integrated process of the present invention comprises a ... | 07/08/2008 |
| 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 areas across the two layer outer surfaces, the fasteners extending fro... | 05/27/2008 |
