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| Number | Title | Issue Date |
| 7537695 | Water filter incorporating activated carbon particles with surface-grown carbon nanofilaments A filter for producing potable water filter comprises a housing including a water inlet and a water outlet, and a filter material arranged within the housing. The filter material comprises activated carbon particles, and a plurality of carbon nanofilaments disposed ... | 05/26/2009 |
| 7378018 | Intersecting water conducting filter An intersecting water conducting filter including a filter main body. An oblique tapered assembly chamber is formed in the filter main body. A sidewall of the assembly chamber is formed with multiple insertion grooves in each of which a water conducting layer is inl... | 05/27/2008 |
| 7370701 | Wellbore completion design to naturally separate water and solids from oil and gas A wellbore completion design is provided, which creates a convective flow action that separates water and sand from hydrocarbons during production of the hydrocarbons from a subterranean formation. A deviated section of the wellbore creates the desired effect. The w... | 05/13/2008 |
| 7354513 | Countertop water treatment unit An improved residential countertop water treatment unit for producing potable water suitable for human ingestion such as by drinking or cooking that comprises a vertical arrangement of a base, a cartridge, and a spigot at the top. The base includes an elongated thre... | 04/08/2008 |
| 7326346 | High capacity regenerable sorbent for removal of arsenic and other toxic ions from drinking water The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an aluminosilicate such as montmorillonite, or a nonlayered silicate suc... | 02/05/2008 |
| 7320757 | Body fluid processor enabling direct hemoperfusion A safe and practically useful body fluid processor whereby blood taken out from a patient can be directly processed, characterized by having a favorable passage of the blood cell and showing an extremely low risk of the generation and leakage of microparticles. Name... | 01/22/2008 |
| 7316778 | Staged oil filter incorporating pelletized basic conditioner An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter element having a reactive basic conditioner therein. The reactive basic conditioner is provided to counterac... | 01/08/2008 |
| 7314547 | Fountain solution recycling system for commercial printers A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sedi... | 01/01/2008 |
| 7311845 | Adsorbing material for blood and plasma cleaning method and for albumin purification The invention relates to an adsorbent material, a method for cleaning blood and plasma and purifying albumin, and to a method for producing said adsorbent material. The inventive adsorbent material is embodied in the form of a highly cross-linked and porous spherica... | 12/25/2007 |
| 7304017 | Sorbent for use in process of solid phase extraction A sorbent comprising a spherical, highly porous polymer with specific hydrophobic-hydrophilic properties, specific pore volume and its distribution, as well as a method of solid phase extraction using said sorbent. The sorbent is produced by suspension polymerizatio... | 12/04/2007 |
| 7291264 | Staged oil filter incorporating additive-releasing particles An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter element containing a beneficial additive therein. The beneficial additive is provided to extend the useful l... | 11/06/2007 |
| 7267769 | Water purification system utilizing a carbon block pre-filter A water purification system includes an activated carbon filter and a reverse-osmosis (RO) filter. The activated carbon filter is typically formed with a central aperture that receives an upper portion of a central tube. The RO filter, which is positioned downstream... | 09/11/2007 |
| 7261816 | Ion-exchange filter A fuel cell system includes an ion-exchange filter, which is provided with a cartridge which is filled up with an ion-exchange resin. The cartridge includes one of a pressure-loss emphasizing type cartridge and an ion-exchange efficiency emphasizing type cartridge, ... | 08/28/2007 |
| 7258797 | Filter for removing water and/or surfactants from a lipophilic fluid The present invention relates to processes for removing water and/or surfactants from lipophilic fluids, absorbent materials employed in such processes, and lipophilic fluids produced by such processes. ... | 08/21/2007 |
| 7250230 | Water filter for an electrochemical fuel cell system Silica may form as a degradation product in an electrochemical fuel cell system and may be found within the water management subsystem thereof. The silica may polymerize and/or react to form insoluble metal silicates which may lead to reduced lifetime or performance... | 07/31/2007 |
| 7235176 | Shower head with water purification function A shower head for purifying water includes a filter cartridge positioned within in a holding part, a purified water flow path passing through a purification material and a raw water flow path not passing through the purification material. A flow path switching valve... | 06/26/2007 |
| 7217755 | Organic/inorganic nanocomposites, methods of making, and uses as a permeable reactive barrier Nanocomposite materials having a composition including an inorganic constituent, a preformed organic polymer constituent, and a metal ion sequestration constituent are disclosed. The nanocomposites are characterized by being single phase, substantially homogeneous m... | 05/15/2007 |
| 7182863 | Additive dispersing filter and method of making An oil-conditioning filter, for use with an internal combustion engine, includes a filter element and an additive cartridge, for gradually dispensing an oil additive over time. The additive cartridge has a beneficial oil-conditioning agent contained therein. Placeme... | 02/27/2007 |
| 7172695 | Liquid treating apparatus A liquid treating apparatus includes a treating tank having at least two walls formed with a liquid inlet and a liquid outlet through each of which a liquid to be treated flows, respectively, and a filtering layer unit including an antibacterial filtering layer, an ... | 02/06/2007 |
| 7118673 | Filter for oil containing adhesive contaminants The present invention involves a filter element assembly (10), which is useful in removing undissolved adhesive bodies from oil. The assembly includes at least one cylindrical body 11 of principal filter medium for removing particulates from oil. Body ... | 10/10/2006 |
| 7112275 | Water tank filter and purifier A water tank filter having a double structure including an inner filter having a small pore size for trapping fine particles of filth from tank water and situated within a hollow outer filter having a large pore size for trapping coarse particles of filth. The inner... | 09/26/2006 |
| 7112282 | Fountain solution recycling system for commercial printers A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sedi... | 09/26/2006 |
| 7105089 | Liquid—liquid extraction system and method A liquid-liquid extraction system including an outer chamber and an inner chamber. The outer chamber is adapted to contain one of a feed solution and a liquid extractant and defines a containment region. The inner chamber is adapted to contain the other of the feed ... | 09/12/2006 |
| 7097765 | Water heater filter A water heater filter is provided for the removal of minerals and sediments from water, comprising a cylindrical filter housing element comprising an upper chamber and a lower chamber linked by a small diameter section, an inlet fitting, a conical fine mesh stainles... | 08/29/2006 |
| 7087159 | Fountain solution recycling system for commercial printers A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sedi... | 08/08/2006 |
| 7073670 | High capacity depth filter bag A filter element for hydrocarbon emissions in, e.g., marine diesel engine applications, comprises a wound mat received within a filter bag. An annular end cap is bonded to one end of the wound mat, and is sealed around its periphery to a bag ring at the open end of ... | 07/11/2006 |
| 7074325 | Device for concentrating and stabilizing conjugated estrogens from mare urine An apparatus for concentrating and stabilizing conjugated estrogens from pregnant mare urine on solid adsorbent supports to obtain a starting material for pharmaceuticals that contain a natural mixture of conjugated estrogens as active ingredient. The apparatus is s... | 07/11/2006 |
| 7066338 | Filter element with anti-tracking ribs An injection moulding assembly (10) comprising a male moulding member (11) surrounded by a female moulding member (12) forming a void (13) between them that upon injection of molten plastics into the mould a container can be formed. The m... | 06/27/2006 |
| 7052604 | Water treatment system A water treatment system includes a cylindrical water filter having a cylindrical exit passageway. A plurality of spheres are formed from a predetermined water treatment chemical agent. The spheres are positioned at spaced apart locations along substantially the ent... | 05/30/2006 |
| 7037642 | Removing compounds from blood products with porous particles immobilized in a matrix Methods and devices are provided for reducing the concentration of low molecular weight compounds in a biological composition containing cells while substantially maintaining a desired biological activity of the biological composition. The device comprises highly po... | 05/02/2006 |
| 7032503 | Brew station for coffee drinks A hygiene device for a coffee or espresso machine comprises an upper surface for receiving hot water from the machine, a lower surface adapted to be contaminated by flavor-containing materials in a basket while preventing the flavor-containing materials from contami... | 04/25/2006 |
| 7018531 | Additive dispensing cartridge for an oil filter, and oil filter incorporating same An oil-conditioning filter, for use with an internal combustion engine, includes a mechanical filter element and a central additive cartridge, for gradually dispensing an oil additive over time. The additive cartridge has a beneficial oil-conditioning agent containe... | 03/28/2006 |
| 6986843 | Water purifier Water purifier includes a container having a room, a filtering material disposed in the room for purifying water for catching particles and fungi such as polio viruses. The filtering material is a sintered activated carbon block filter having pores. The filtering ma... | 01/17/2006 |
| 6984319 | Environmentally friendly acid neutralizing full flow cartridge An environmentally friendly acid neutralizing filter cartridge is adapted to be mounted in a cartridge mounting body of an engine oil circuit for filtering particulates and neutralizing acid in oil. The filter cartridge comprises a support housing that comprises sub... | 01/10/2006 |
| 6955761 | Multifunctional filter Filters, more particularly to multifunctional filters that are capable of removing as well as adding components to a filtered material are provided by the present invention. In addition to a multifunctional filter, the present invention relates to the use of such a ... | 10/18/2005 |
| 6951713 | Absorbing pathogen-inactivating compounds with porous particles immobilized in a matrix Methods and devices are provided for reducing the concentration of low molecular weight compounds in a biological composition, while substantially maintaining a desired biological activity of the biological composition. The device comprises highly porous adsorbent p... | 10/04/2005 |
| 6921477 | Groundwater treatment system and method A groundwater treatment system, which includes subterranean inlet, treatment, and outlet portions. The inlet portion is configured to collect groundwater from an aquifer. The treatment portion includes a replaceable treatment media and is configured to receive the g... | 07/26/2005 |
| 6919023 | Acid neutralizing filter canister An acid neutralizing filter construction is provided that may be used as a bypass type filter. The filter includes a canister having an open end. An end plate is secured to the canister at the open end and includes an inlet port and an outlet port to provide for flu... | 07/19/2005 |
| 6908558 | Fountain solution recycling system for commercial printers A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sedi... | 06/21/2005 |
| 6887379 | Multiple use water purification device A water purification device that can be inserted into a canteen full of impure water that allows a user to drink purified water directly from the canteen, without the need of a pump. The canteen insert is a multistage purification device that has an inlet section at... | 05/03/2005 |
