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| Number | Title | Issue Date |
| 8147598 | Gas adsorbing device, vacuum heat insulator making use of gas adsorbing device and process for producing vacuum heat insulator A jacket material into which a gas adsorbing device and core material are inserted is decompressed in a vacuum chamber, the opening is sealed, and then the jacket material is exposed to the atmosphere. In the atmospheric pressure, a pressure of about 1 atm which is ... | 04/03/2012 |
| 7942954 | Method and apparatus for refreshing carbon in a carbon filter canister Method and apparatus for refreshing carbon in a carbon filter system, preferably involving a plurality of canisters, wherein spent carbon is dumped from a filtering canister into a spent carbon container. ... | 05/17/2011 |
| 7361214 | Disposable cartridge for air/gas dryer A disposable dryer cartridge for an air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The cartridge includes a flexible elongated casing having a drying composition therein. The casing has an air/... | 04/22/2008 |
| 7332015 | Automatic dehydrating breather apparatus and method A dehydrator breather is provided that includes automatic purging of accumulated moisture by detecting absorbed moisture in the breather, and closing an intake air channel, while opening an exit moisture channel. Adjustment of a default time-based purging cycle is a... | 02/19/2008 |
| 7318910 | Chemical dosimeter A chemical dosimeter comprising: a chamber defined by a heat resistant mesh; and a quantity of an adsorbent contained within the chamber; the arrangement being such that gas may diffuse into the chamber through the heat resistant mesh so that chemicals in the gas ma... | 01/15/2008 |
| 7132011 | Reactive gas filter In preferred embodiments, the invention provides a gas filter for a reactive gas used in semiconductor processing tools and processes that are sensitive to molecular contamination. The reactive gas filter of the invention have improved pressure drop and can supply a... | 11/07/2006 |
| 7048861 | System and method for in-well aeration A method of aerating a well having a well pump positioned therein is disclosed which includes the steps of positioning an air diffuser within the well above the level of the well pump, determining the recovery period for the well, and supplying air to the diffuser t... | 05/23/2006 |
| 7018449 | Filtration media Particles may be used to filter oleo material such as grease from a flow of fluid such as a gas. The particles can be arranged into a bed to filter the oleo material from the fluid. The filtrate substance collect on the inorganic particles. The particles are re-usab... | 03/28/2006 |
| 7008464 | Dehydration of wet gas utilizing intimate contact with a recirculating deliquescent brine A system for removing moisture from a wet gas stream including a vessel having a contact area containing deliquescing salts that produces brine as water is absorbed, the brine flowing to a collection area in the bottom of the vessel. A venturi positioned in a wet ga... | 03/07/2006 |
| 7005000 | Air deodorization device having a detachable cartridge member The present invention relates to air deodorizing devices for removing malodor from the air. Such devices are useful for example for storing and preserving food in closed compartments such as refrigerators. The air deodorizing device of the present invention comprise... | 02/28/2006 |
| 6997975 | Universal pan lid absorbing and filtering steam and smell A universal pan or pot lid is disclosed, absorbing and filtering steam and smell with the optional aid of a sucking fan. This lid preferably of transparent material is provided with a filter changing color when it is saturated and arranged in a burn proof ergonomic ... | 02/14/2006 |
| 6994743 | Two stage air filter A two stage air purification system is provided for the removal of airborne impurities from an airflow prior to the airflow entering a building's ductwork. In particular, a primary air filter is mounted within the hood of, for example, a cooking area and operable to... | 02/07/2006 |
| 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 |
| 6920802 | Adsorption trap for the detection of surface-active agents in gas streams A method and apparatus are provided for adsorbing surface-active compounds, such as corrosion inhibitors and water, from pressurized gas streams utilizing existing gas pipeline sampling valves. The apparatus includes an adsorption trap assembly containing an adsorpt... | 07/26/2005 |
| 6918952 | Quick-change filter system and a base and a quick-change filter intended for such a system A quick-change filter system provided with at least one base and at least one quick-change filter, which base is provided with a filter coupling provided with a gas inlet stub for connection to an inlet of the filter and with a gas outlet stub for connection to an o... | 07/19/2005 |
| 6911065 | Method and system for supplying high purity fluid A fluid purifying apparatus that includes a manifold that includes a first branch and a second branch, a first check valve coupled to the first branch of the manifold, and a purifier unit that includes a first end and a second end, wherein the first end is coupled t... | 06/28/2005 |
| 6908502 | Deodorizer mounting A deodorizer mounting for engagement into a wall-mounted electrical outlet box including an adsorber unit for removing gases and odors from the ambient atmosphere, a generally L-shaped bracket including a horizontal leg and a vertical leg, a cover plate having a fro... | 06/21/2005 |
| 6835234 | Intake tube assembly with evaporative emission control device An air induction system of an automotive internal combustion engine comprises an evaporative emission control device inserted into an air intake tube connecting an air cleaner canister and an intake manifold of the engine. The evaporative emission control device com... | 12/28/2004 |
| 6833022 | Method and device for filtering contaminated air A method and a device for filtering polluted air, in which the air is successively subjected to the processes of extracting grease/fat and water, drying air still containing residual humidity, and adsorbing smells/odors. The filter device includes, in a direction of... | 12/21/2004 |
| 6827762 | System for flue gas purification and method for introducing a purifying agent A system is disclosed for flue gas purification and a method is disclosed for introducing a purifying agent. A purifying agent is introduced into the metering device of a system for flue gas purification in a simple and inexpensive manner. To this end, the system is... | 12/07/2004 |
| 6824596 | Gas scrubbing device for odorizing equipment operation, service and emergency A gas scrubbing device for removing odorous gases from streams of natural gas or air. The device can be used either as conventional filter to filter excess odorous gas before the gas is discharged from the system or as a fume hood to capture any odorous vapor that m... | 11/30/2004 |
| 6818035 | Window biological and chemical contamination filter Disclosed herein is a window mounted biological and chemical contamination filter system consisting of a window mounted fan system connected to one or more standard biological and chemical gas mask cartridges affixed to the portion of the window unit extending out t... | 11/16/2004 |
| 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 |
| 6712878 | Method and apparatus for renewable mercury sorption A method of removing trace contaminants, such as mercury, from a flue gas by passing the gas over a sorbent structure on which is coated a renewable layer of sorbent. The sorbent structure can be a tube or plate and can be porous or non-porous and is placed inside a... | 03/30/2004 |
| 6692556 | Desiccant cartridge with elongated center tube This invention relates generally to desiccant cartridges for use in R/Ds or accumulators canisters of automotive air conditioning systems. More specifically, this invention relates to a desiccant cartridge including a cup having inner and outer walls coax... | 02/17/2004 |
| 6689194 | Fuel cell system having a replaceable getter element for purifying the fuel supply Oxides of carbon and other impurities are removed from a hydrogen fuel supply stream (12) for a fuel cell (30). A getter element (20) sufficient for chemisorbing the oxides of carbon from the hydrogen is removably connected to the fuel cell anode side. Th... | 02/10/2004 |
| 6607581 | Passive sampling badge A passive air sampler is designed to facilitate emptying granular or particulate adsorbent from it directly into a thermal desorption tube or other vessel for use in an analytical instrument. The preferred form has an adsorbent container in a conical or f... | 08/19/2003 |
| 6484413 | Cartridge for an air drier An air drier comprises a base member with means for supplying and carrying away air to and from the air drier, respectively, a cylindrical, dome-shaped container releasably attached to the base member, and in the container a replaceable cartridge for desi... | 11/26/2002 |
| 6413302 | Air treatment device An air treatment device is adapted to be mounted on and directly supported by an electrical socket. A treatment medium, such as a replaceable electrostatic filter or a replaceable absorber/adsorber, is located at the front of the device. A fan draws air t... | 07/02/2002 |
| 6402811 | Non-dusting sorbent material filter A sorbent filter for use with an air-purifying apparatus. The filter includes a flexible bag and a sorbent material in granular form. The flexible bag defines at least one storage region and is formed of a porous material. The sorbent material is disposed... | 06/11/2002 |
| 6346143 | Odor adsorptive filter for refrigerators and freezers An odor adsorptive filter for use in refrigerators, freezers, and/or other cold storage units, is removably securable to one of the interior walls or panels of the unit and adsorbs odoriferous matter from spoiled foods, strong food odors, etc. as the air ... | 02/12/2002 |
| 6309450 | Flow-through adsorbent unit assembly for receiver dryer An adsorbent unit assembly including a holder, an elongated member on the holder, an enlarged portion at the end of the elongated member, a cylindrical adsorbent unit having an opening therein for receiving the elongated member, and a grid mounted on the ... | 10/30/2001 |
| 6280508 | PSA systems A multi-bed PSA pressure vessel includes a hollow tubular body having one or more end plates releasably secured thereto. Secured to the end plate(s) are pipes which extend along the interior of the hollow tubular body. Each of the pipes terminates at a lo... | 08/28/2001 |
| 6276408 | Installation for the treatment of at least one fluid, uses in the treatment of an air flow and process for loading a mass of particulate material of such an installation An installation for the treatment of fluid having a receptacle (1) defining a non-vertical portion of a path for fluid through at least two adjacent masses (A; B; C) of particulate materials, typically different from each other, each mass being in direct ... | 08/21/2001 |
| 6152992 | Reactor and process of using same A reactor is constructed essentially cylindrically symmetrically about an essentially vertically running axis and has a shell and within the shell at least one annular bulk packing which is filled with free-flowing material and is bounded by an inner and ... | 11/28/2000 |
| 6146435 | Biofilter In a biofilter, in particular for installation in discharge systems, with a collecting funnel and with an adjoining filter housing (13), the collecting funnel is to have a mounting ring (1), into which the filter housing (13) is inserted removably.... | 11/14/2000 |
| 6139609 | Container of a drying system containing adsorption medium An advantageous configuration of an adsorption medium in a drying plant is described. At least one cartridge containing the adsorption medium for a gas to be dried is removably disposed in a container of the drying plant. A pressure prevails between the a... | 10/31/2000 |
| 6113674 | Adsorption apparatus and methods An adsorption bed arrangement includes a plurality of adsorption elements, a housing, and a gasket member. Each of the adsorption elements has adsorption media contained within a respective element. Each of the adsorption elements are selectively openable... | 09/05/2000 |
| 6086659 | Radial flow adsorption vessel A radial flow adsorption vessel is disclosed together with a method for assembling such a vessel and a method for manufacturing containment screens having bidirectional flexibility for use in such a vessel. The radial flow adsorption vessel includes a sub... | 07/11/2000 |
| 6076272 | Single plate compaction and seal design for a compressed air dryer A compressed air dryer assembly for an air braking system provides for uniform compression of a desiccant bed. Guidance of a housing urged into a dryer shell by a spring force is provided at radially inner and outer regions. This guidance allows for a wid... | 06/20/2000 |
