| Patents for B01D 24 - Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof (8,047) |
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| 08/29/2007 | CN100334004C Equipment for water treatment medium and method thereof |
| 08/28/2007 | US7261817 Filter module and device for static filtration of fluids with such a module |
| 08/28/2007 | US7261811 Liquid-solid circulating fluidized bed waste water treatment system for simultaneous carbon, nitrogen and phosphorus removal |
| 08/23/2007 | WO2007094788A1 System and method for interlocking support blocks |
| 08/23/2007 | WO2007093838A1 Drainage system for downflow filters with a confined porous granular material and injection of gas into the backwash for liquid purification |
| 08/23/2007 | WO2007093352A1 Filter cartridge for use in a water storage tank |
| 08/23/2007 | WO2007092988A1 Instant reverse-flush aquarium and fish-pond filter |
| 08/23/2007 | US20070193957 Treatment of waste water or drinking water containing substances that are difficult to decompose (odors, dyes, pesticides) by adding ozone, degassing and removing residual ozone, and irradiating the ozone-free water with ultraviolet radiation in a wavelength 200-300 nm, and in a dose of 50-2,000 J/m2. |
| 08/23/2007 | DE10151157B4 Filteranlage und Spülverfahren Filter system and rinsing |
| 08/22/2007 | CN2936384Y Plastic support plate for plate filter |
| 08/22/2007 | CN2936383Y Drum material washing device for continuous backwashing sand filter |
| 08/22/2007 | CN2936382Y Bottom water inlet device for continuous backwashing sand filter |
| 08/22/2007 | CN2936381Y Filter material shieving and separating device for continuous backwashing sand filter |
| 08/22/2007 | CN2936380Y Unpowered waste water filtering and sterilizing treating device |
| 08/21/2007 | US7258784 Solid liquid filtration apparatus and method |
| 08/21/2007 | US7258782 Apparatus for sampling filter layer and method using the same |
| 08/16/2007 | US20070187342 Backwash tank and process |
| 08/16/2007 | US20070187315 Filtering device |
| 08/16/2007 | US20070187307 Filter Cartridge with Check Valve Protection |
| 08/16/2007 | CA2784249A1 Methods, apparatus and systems for polishing wastewater utilizing natural media filtration |
| 08/15/2007 | CN2933527Y Novel adjustable filtration head |
| 08/15/2007 | CN2933526Y Multi-layer filtering water quality purifying device |
| 08/15/2007 | CN101016184A Pressurization organism filter |
| 08/09/2007 | US20070183911 Filter, piston pump using the filter, and method of mounting the filter in a valve seat member of the piston pump |
| 08/09/2007 | US20070181486 Water quality drain basin insert |
| 08/09/2007 | US20070181102 Fuel feed apparatus |
| 08/08/2007 | CN2932142Y Brown coal environmental protection energy-saving range |
| 08/08/2007 | CN2930826Y Inside and outside double-layer water treatment jar |
| 08/08/2007 | CN2930825Y Water purifying and filtering apparatus |
| 08/07/2007 | US7252761 Filtration installation for filtering the water of a water pool |
| 08/02/2007 | US20070180164 Quick-change accessory mount for a portable media encoder |
| 08/02/2007 | US20070175832 at least one diagnostic condition relating to the performance of the underdrain is monitored to determine if the underdrain is operating in an acceptable manner; for monitoring underdrain system of a water and/or wastewater filter system |
| 08/02/2007 | US20070175819 Fabrication of filter elements using polyolefins having certain rheological properties |
| 08/02/2007 | US20070175771 Container for preparing mixtures |
| 08/02/2007 | US20070175196 Drinking water filtration device |
| 08/01/2007 | EP1812132A1 Fluid distribution apparatus |
| 07/31/2007 | CA2560602C Textile barrier for containment of liquid hydrocarbons |
| 07/26/2007 | WO2007084709A1 Filter cassette |
| 07/26/2007 | WO2007083508A1 Belt type thickening machine |
| 07/26/2007 | US20070169454 inflator filter in a vehicle airbag system for filtering and cooling the gas generated; wire-wound filter is formed by laminating a plurality of pattern layers formed into a mesh form by a wire in reversal of the traverse direction; preventing undulation |
| 07/26/2007 | DE202007007232U1 Filterbaugruppe Filter assembly |
| 07/25/2007 | EP1809400A1 Pond filters |
| 07/25/2007 | CN2925574Y Back-flushing level controler of filter |
| 07/25/2007 | CN101005885A Filtration system manifolds |
| 07/24/2007 | US7247238 Porous membrane of olefin copolymer containing silica, and a coating agent of a triester; hollow fiber or flat sheet |
| 07/19/2007 | US20070163939 Distributor for water conditioner |
| 07/18/2007 | CN2922988Y Sewerage filter |
| 07/18/2007 | CN1326591C Method of filtering food frying oil using metal film |
| 07/17/2007 | US7244356 Autotrofic sulfur denitration chamber and calcium reactor |
| 07/17/2007 | CA2325384C Filter constructions and methods |
| 07/12/2007 | WO2007076611A1 Sand filter cleaning apparatus and method thereof |
| 07/12/2007 | US20070158278 Sand filter cleaning apparatus and method thereof |
| 07/11/2007 | CN2920354Y Filter for oil slag containing effluent |
| 07/11/2007 | CN1997601A Method and apparatus for the purification of ground water |
| 07/11/2007 | CN1325138C Device for removing suspended matter in water |
| 07/10/2007 | CA2283056C Regeneration of water treatment media |
| 07/06/2007 | CA2532293A1 Sand filter cleaning apparatus and method thereof |
| 07/05/2007 | US20070151934 Deflector for a water/wastewater filtration tank |
| 07/05/2007 | US20070151920 System and method of micromolded filtration microstructure and devices |
| 07/04/2007 | EP1802224A1 Filter cartridge |
| 07/04/2007 | CN2917736Y Fibreglass sand filter dedicated for seawater |
| 07/04/2007 | CN2917735Y Combination filter element |
| 07/04/2007 | CN2917734Y Drinking water filter for township and village family |
| 06/28/2007 | WO2007047103A3 Self lubricating binders for ceramic extrusion |
| 06/28/2007 | US20070144979 Vibratory Apparatus for Separating Liquid from Liquid-Laden Solid Material |
| 06/28/2007 | US20070144959 Systems, apparatus and methods for vacuum filtration |
| 06/28/2007 | US20070144952 Water purifying system |
| 06/27/2007 | EP1799079A1 Filter cartridge and seat element for a filter cartridge |
| 06/27/2007 | EP0975552B1 Filter cartridge for gravity-fed water treatment devices |
| 06/27/2007 | CN2915218Y A base fixator |
| 06/27/2007 | CN1322907C Self-cleaning drinking water purifier |
| 06/26/2007 | CA2410541C An oriented structure for treating a fluid |
| 06/21/2007 | DE202007003135U1 Nachfüllbare Filterkartusche Refillable cartridge filter |
| 06/21/2007 | DE102005060318A1 Water filter useful for hardening, clarifying and/or dechlorinating water comprises an upflow filter bed followed by a treatment chamber equipped with a disinfecting device |
| 06/20/2007 | CN2912755Y Multi-chamber folding shelf filter |
| 06/20/2007 | CN2912754Y Water purifier with charcoal filter |
| 06/20/2007 | CN1321716C Multi-dimensional space filter material scrubbing method |
| 06/14/2007 | WO2006023156A3 Bone dust accumulator |
| 06/14/2007 | WO2005081800A3 High cte reaction-bonded ceramic membrane supports |
| 06/14/2007 | DE112005001891T5 Verfahren und Vorrichtung zum Erhöhen der Ablagerungskapazität von Filtern für Fremdstoffe A method and apparatus for increasing the deposition capacity of filters for impurities |
| 06/13/2007 | EP1794093A1 Method and apparatus for the purification of ground water |
| 06/13/2007 | EP1177027B1 Water softener tank |
| 06/13/2007 | CN2910327Y Multi-element fiber boundle for fiber filter |
| 06/13/2007 | CN2910322Y Filtering layer bearing body of filter chamber |
| 06/13/2007 | CN1980716A Tankage system incorporating adsorption clarification and parallel plate separation. |
| 06/07/2007 | WO2007062715A1 Filtering system for the air directed towards an internal combustion engine intake |
| 06/07/2007 | WO2007025206A3 Magnetomechanical deformations of nonuniform porous magenteic architectures |
| 06/07/2007 | WO2007002247A3 Air filtration media comprising metal-doped silicon-based gel materials |
| 06/07/2007 | US20070125704 Ceramic filter and method for purifying water |
| 06/07/2007 | US20070125694 Filtration device |
| 06/06/2007 | EP1722828A4 Indoor air quality module including a shield to minimize the leakage of ultraviolet light |
| 06/06/2007 | CN2907825Y Self-cleaning sand shifting filter |
| 06/06/2007 | CN2907824Y Fiberball filter |
| 06/06/2007 | CN2907823Y 淋浴过滤器 Shower Filters |
| 06/06/2007 | CN1973948A Water treating apparatus |
| 06/06/2007 | CN1973947A Pressure stabilizing filter tube with double air cushion layer and independent water distribution and gas distribution |
| 06/06/2007 | CN1319620C Tilting plate type filtering pool |
| 05/31/2007 | US20070119769 Water filtration device |
| 05/31/2007 | DE202007003813U1 Filtervorrichtung für ein Reinigungssystem für mit Feststoffpartikeln und/oder gelösten Schadstoffen belastetes Wasser Filter device for a cleaning system for containing solid particles and / or dissolved pollutants polluted water |
| 05/30/2007 | EP1689505A4 Backwash flushing filter |