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| Number | Title | Issue Date |
| 7278406 | Spiral-wound hydrocarbon adsorber for an air intake of an internal combustion engine A low-resistance hydrocarbon adsorber comprising a spiral-wound laminated structure for mounting into an entrance port of an engine air intake system to prevent hydrocarbon evaporations from reaching atmosphere. Preferably, the adsorber is formed as a cartridge and ... | 10/09/2007 |
| 7222612 | Low-resistance hydrocarbon adsorber cartridge for an air intake of an internal combustion engine A low-resistance hydrocarbon-adsorptive cartridge for an air intake of an internal combustion engine comprising a structure for being mounted into a portion of an engine air intake system. The structure is adapted to orient and retain one or more thin sheets of acti... | 05/29/2007 |
| 7213581 | Throttle body with hydrocarbon adsorber A hydrocarbon adsorber system in accordance with the invention comprising a carbon adsorber element installed in a throttle body of an internal combustion engine. The element may be installed on a wall or in a groove in the wall of the throttle throat at a location ... | 05/08/2007 |
| 7185640 | Integrated fuel tank and vapor containment system A fuel tank for an engine that includes an air cleaner assembly and an air-fuel mixing device. The fuel tank includes a first tank portion and a second tank portion connected to the first tank portion to define a fuel chamber. A canister is at least partially formed... | 03/06/2007 |
| 7171954 | Fuel vapor adsorbing devices A fuel vapor adsorbing device (10, 60, 70, 70′, 80) for adsorbing residual fuel vapors that remain in an intake conduit (1, 2, 3, 4) of an induction system of an internal combustion engine when the internal combustion engine is stopped may include an... | 02/06/2007 |
| 7114492 | Method and system of purging evaporative emission control canister using heated purge air Method and system of purging evaporative emission control canister using heated purge air comprises a scrubber containing an activated carbon fiber material or carbon monolith selected to adsorb butane and/or pentane isomer vapors in low concentrations in air passin... | 10/03/2006 |
| 7097697 | Fuel vapor treatment device A fuel vapor treatment device for an automotive vehicle includes a casing having a charge port connected to a fuel tank, a purge port connected to an intake side of an engine, and an atmospheric air port through which atmospheric air is introduced. Fuel vapor adsorb... | 08/29/2006 |
| 7066986 | Apparatus for use in regenerating adsorbent An adsorber vessel for use in the adsorption of a component from a gas and subsequent regeneration by thermally induced desorption of the component comprises an inlet for regeneration gas having an inlet nozzle containing at least one heater element, and an outlet f... | 06/27/2006 |
| 7028673 | Evaporative fuel adsorption device An evaporative fuel adsorbent 32, which adsorbs evaporative fuel, is positioned substantially parallel to a sidewall surface 30 of a surge tank 22. A retention member 34 is positioned between the sidewall surface 22 and evaporative... | 04/18/2006 |
| 6951581 | Spin-on desiccant cartridge with integral oil removal filter An air dryer assembly for removing moisture and oil from a compressed air system includes a desiccant material received in a shell for adsorbing moisture as compressed air passes therethrough. A coalescing element is disposed between an inlet and outlet for removing... | 10/04/2005 |
| 6786953 | Spin-on desiccant cartridge with integral oil removal filter An air dryer assembly for removing moisture and oil from a compressed air system includes a desiccant material received in a shell for adsorbing moisture as compressed air passes therethrough. A coalescing element is disposed between an inlet and outlet for removing... | 09/07/2004 |
| 6702876 | Ion exchange scrubber An ion exchange scrubber has a housing, and a partition plate installed within the housing. The partition plate partitions an inner space of the housing in longitudinal direction into two chambers that are filled with a predetermined amount of aqueous sol... | 03/09/2004 |
| 6692554 | Methane storage device The present invention is generally directed towards an air induction system in a motor vehicle and more specifically to a methane storage device connectable to the air induction system. The methane storage device comprises a housing having an inner chambe... | 02/17/2004 |
| 6599350 | Filtration device for use with a fuel vapor recovery system A filtration device for use in filtering air used to purge a vapor storage canister used in connection with a fuel vapor recovery system of an automobile. The device includes a housing. In some instances, the housing may be integral to another component. ... | 07/29/2003 |
| 6581297 | Drying apparatus and method A twin tower gas drying system is disclosed for cleaning compressed air lines in locomotives, buses, transit vehicles and the like by removing undesirable contaminants from an air or gas stream. A multistage filtration process employs a first scrubber tha... | 06/24/2003 |
| 6569228 | Fuel vapor treatment system A fuel vapor treatment system for an automotive vehicle on which an internal combustion engine is mounted. The fuel vapor treatment system includes a canister connected to a fuel tank and containing a fuel vapor adsorbing material which generates endother... | 05/27/2003 |
| 6132693 | Process and device for reducing pollutants, especially nitrogen oxides in combustion exhaust gases A process for reducing pollutants, particularly nitrogen oxides from combustion gases during a combustion process that takes place while oxygen is supplied, includes providing oxygen needed for the combustion process by separating oxygen from a gas mixtur... | 10/17/2000 |
| 5910637 | Fuel vapor storage canister A fuel vapor storage canister including a mass of carbon granules in a carbon bed chamber of the canister, a liquid trap having a polygonal internal chamber between a vapor inlet port and the carbon bed chamber, and a purge duct traversing the polygonal c... | 06/08/1999 |
| 5908652 | Method for modifying aroma-containing gas A method for modifying an aroma-containing gas comprising volatile components recovered from coffee, characterized by contacting the aroma-containing gas with molecule sieve carbon oxidized with a strong acid is disclosed. This method removes undesirable ... | 06/01/1999 |
| 5840104 | Canister structure for automobile A canister structure for absorbing fuel vapor in the fuel tank and supplying the fuel vapor into the engine together with purge air is provided. The canister structure includes a canister body filled up with absorbents for absorbing the fuel vapor, a purg... | 11/24/1998 |
| 5824139 | Adsorber for purifying combustion gases An adsorber for purifying flue gases of a furnace includes a housing having a flue gas inlet and a flue gas outlet. The housing has an adsorption medium chamber. A fill socket extends from the top of the housing. A removal device extends from the bottom o... | 10/20/1998 |
| 5776227 | Vapor storage canister with foam screen retainer A fuel vapor storage canister having a screen assembly between a mass of carbon granules in the storage canister and a purge port of the storage canister. The fuel vapor storage canister includes a cup-shaped plastic body defining a carbon bed chamber and... | 07/07/1998 |
| 5776228 | Vapor storage canister with foam screen retainer A fuel vapor storage canister having a screen module between carbon granules in the canister and a purge port of the canister. The screen module includes a module body defining a plenum, a flat plastic foam screen seated on an uninterrupted edge of a rais... | 07/07/1998 |
| 5762692 | Evaporative emissions control system for automotive vehicle An evaporative emission control system for an automotive vehicle includes a generally cylindrical casing having an adsorption zone containing hydrocarbon adsorbing agent, an antechamber extending within the casing to the adsorption zone, and a swirl induc... | 06/09/1998 |
| 5725639 | Device for drying air for motor vehicles An air dehumidifier or drier, particularly for a motor vehicle, has an air guiding housing defining three parallel air flow paths, which are defined by a common main air chamber separating two laterally spaced apart secondary air chambers. A reactor conta... | 03/10/1998 |
| 5702508 | Ceramic desiccant device A moisture removing device comprising a ceramic shell. The ceramic shell has a plurality of parallel openings. The openings extend along the length of the shell. The openings form elongated surfaces adapted to be contacted by moisture ladened air moving t... | 12/30/1997 |
| 5685896 | Linear choke shuttle/orifice check valve mechanism for a twin tower air dryer A check valve mechanism is disclosed for a twin tower gas drying system. The drying system filters unpurified gas to supply purified gas to a pneumatic system. The purified gas is supplied alternately from each tower to the mechanism for distribution in a... | 11/11/1997 |
| 5662727 | Twin tower air dryer for an air compressor unit A twin tower gas drying system is disclosed for filtering unpurified gas to supply purified gas to a pneumatic system. The drying system includes a separator, two coalescers, two desiccant towers and a mechanism for controlling flow of unpurified and puri... | 09/02/1997 |
| 5641344 | Fuel vapor treatment device A fuel vapor treatment device or canister for a vehicle evaporative emission control system has a casing filled with a fuel vapor absorbent material in its chamber. A relay pipe projects outwardly from one end the casing and communicates with the chamber.... | 06/24/1997 |
| 5607500 | Desiccant air dryer with combined attachment and air flow management component A desiccant type air dryer assembly having an integral purge volume with a body assembly and a removable desiccant cartridge. A retention bolt is provided in the body assembly which serves the two-fold function of retaining the cartridge and body assembly... | 03/04/1997 |
| 5501723 | Activated carbon filter for venting a fuel tank An activated carbon filter is provided for venting a fuel tank. The activated carbon filter consists of a housing which accommodates activated carbon packets. Via lines, the housing is connected, on the one hand, by way of a first connection with the fuel... | 03/26/1996 |
| 5482524 | Atmospheric pressure, elevated temperature gas desorption apparatus An atmospheric pressure, elevated temperature gas desorption apparatus which enables quanitiative analysis of impurities absorbed in or on the surface of a solid sample (semiconductor wafer, optical disc, etc.) is disclosed. The atmospheric pressure, elev... | 01/09/1996 |
| 5458677 | Air dryer mechanism with flow regulated purge pressure An air drying mechanism for a compressed air braking system includes a housing containing desiccant material, and a purge volume which stores air for backflowing through the desiccant to purge the latter of its moisture content. A flow regulating control ... | 10/17/1995 |
| 5308457 | Self-contained system for controlling gaseous emissions from dilute organic sources and a process for using that system This invention is a device and a process for controlling the emission of volatile organic components. The invention is useful on gaseous or vapor-containing streams containing a minor amount of organic material, particularly on fairly dilute streams or th... | 05/03/1994 |
| 5190569 | Purification apparatus for pneumatic systems An air purification apparatus for pneumatic systems utilizing a water trap, a precooler, and a three-stage purification apparatus having filtration means, an air cooling chamber for moisture condensation, and a plurality of moisture traps, all in a compac... | 03/02/1993 |
| 4864103 | Canister cover heater for automotive vapor canister A cover for an automotive vapor canister has a heat-spreading member heated by a self-regulating electrical resistance heater of positive temperature coefficient of resistivity for heating air which is periodically introduced into the canister for purging... | 09/05/1989 |
| 4778495 | Canister cover heater for automotive vapor canister A cover for an automotive vapor canister has a heat-spreading member heated by a self-regulating electrical resistance heater of positive temperature coefficient of resistivity for heating air which is periodically introduced into the canister for purging... | 10/18/1988 |
| 4750923 | Canister for reducing fuel vapor loss A canister for adsorbing fuel vapor overflowing a fuel tank of an internal combustion engine and purging adsorbed vapor under a negative pressure of the suction system of the internal combustion engine so as to supply this adsorbed vapor for the combustio... | 06/14/1988 |
| 4717401 | Fuel vapor recovery system A fuel vapor recovery canister having a housing including an outer wall with spaced-apart vapor ports. Adsorbent material in the housing adsorbs and stores fuel vapors entering one vapor port, or under other circumstances releases such vapors for exit thr... | 01/05/1988 |
