| 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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| 03/21/2006 | US7014755 Filtration and plug drain device for containing oil and chemical spills |
| 03/21/2006 | US7014753 Salt chlorine generator |
| 03/21/2006 | US7014176 Fluid distribution system and associated methods |
| 03/15/2006 | CN2764457Y Fluid treatment device |
| 03/14/2006 | US7011741 Filtration apparatus operating features |
| 03/09/2006 | WO2006025811A1 Liquid filtration apparatus and method embodying super-buoyant filtration particles |
| 03/09/2006 | DE10152047B4 Vorrichtung und Verfahren zur Reinigung von Abwasser Apparatus and method for purification of waste water |
| 03/08/2006 | EP1631527A2 A system and method for treating wastewater using coir filter |
| 03/08/2006 | CN2762863Y Repeatedly flushing filter |
| 03/08/2006 | CN1244389C Filter medium washing method and filter |
| 03/02/2006 | WO2006021861A1 Process for in-situ cleaning of drinking water filtration media |
| 03/02/2006 | US20060043028 Process for in-site cleaning of drinking water filtration media |
| 03/02/2006 | DE19737690B4 Biologische Vertikal-Horizontal-Filteranlage zur Reinigung von Abwässern Biological vertical-horizontal filter system for purification of waste waters |
| 03/02/2006 | CA2577494A1 Process for in-situ cleaning of drinking water filtration media |
| 03/01/2006 | CN2761766Y Integrated hydraulic airfloat circulation fine filter |
| 03/01/2006 | CN2761706Y Treatment apparatus of domestic water |
| 03/01/2006 | CN2761241Y Plastic water tank |
| 02/23/2006 | US20060037904 Water filter for an electrochemical fuel cell system |
| 02/22/2006 | EP1627674A1 Filter assembly |
| 02/22/2006 | CN2759557Y Water filtering head device |
| 02/22/2006 | CN2759556Y Automatic backflushing siphon sand filtering apparatus |
| 02/22/2006 | CN2759555Y Side mounted filtering sand jar |
| 02/22/2006 | CN2759554Y Side mounted high-speed filtering sand jar |
| 02/22/2006 | CN2759553Y Non-resistance filtering plate of gravity type filtering machine |
| 02/22/2006 | CN1242827C Moving bed filter |
| 02/21/2006 | US7000782 Backwash flushing filter |
| 02/16/2006 | US20060032796 Filter appliance and inner container for a filter apppliance |
| 02/15/2006 | CN1733357A Method for designing radial distributors in mass transfer vessel |
| 02/15/2006 | CN1241669C Method for flushing particle-bearing filter beds to sterilise and decontaminate same |
| 02/14/2006 | US6998046 Filter system and methods of operating the same |
| 02/14/2006 | CA2291336C Method and apparatus for filtering a liquid |
| 02/09/2006 | US20060027511 Method and apparatus for increasing filter contaminant loading capacity |
| 02/09/2006 | US20060027508 Cells stacked one on top of the other having openings that together form a channel for feeding or discharging the fluid to be treated with filtration-active material; fluids may be treated using housings and connections of existing filtration devices without any modification |
| 02/08/2006 | EP1067996B1 Filter constructions and methods |
| 02/08/2006 | CN2756295Y Down flow type deep sand filter |
| 02/08/2006 | CN1240461C 新型过滤装置 The new filtration device |
| 02/07/2006 | US6994743 Two stage air filter |
| 02/02/2006 | US20060021953 Includes an ozonator; an up flow roughing filter with chemically active layer on top that removes particulates and contributes to the removal of dissolved organics; and a slow sand filter sized and shaped to promote growth of a biomass for water purification that is protected from residuals by the filter |
| 02/02/2006 | US20060021928 Efficient Water Filters |
| 02/02/2006 | US20060021922 Filtration installation for filtering the water of a water pool |
| 02/02/2006 | US20060021920 Pond filters |
| 02/01/2006 | CN2754700Y Porous supporter |
| 01/31/2006 | US6991726 Filter having a media retaining plate |
| 01/31/2006 | US6991723 Underdrain system |
| 01/26/2006 | WO2006008472A2 Grey water filtering system |
| 01/26/2006 | US20060018798 Liquid filtering instrument and dry type analysis device |
| 01/26/2006 | US20060016768 Shale Shaker |
| 01/26/2006 | US20060016739 Antimicrobial porous component based on a polymer material grafted with benzalkonium units |
| 01/25/2006 | EP1618939A1 Liquid filtering instrument and dry type analysis device |
| 01/25/2006 | EP1617927A2 Three component filtration material |
| 01/25/2006 | CN1726171A Portable small-scaled purified water-supplying system |
| 01/25/2006 | CN1726127A Porous sintered composite materials |
| 01/24/2006 | US6989101 includes particles of activated carbon, particles of substantially insoluble inorganic material having an isoelectric point greater than the fluid being filtered; low melt index binder; home water treatment |
| 01/24/2006 | US6989096 Apparatus for directing fluids through a filter system |
| 01/18/2006 | EP1615708A2 A system for treating wastewater |
| 01/18/2006 | CN1721032A Filter tank |
| 01/18/2006 | CN1236838C Method and apparatus for treating of water/waste water |
| 01/18/2006 | CN1236837C Water quality purifier with nano photocatalyst antibiotic effect |
| 01/12/2006 | US20060006123 Method of regenerating filter media in a filter |
| 01/12/2006 | US20060006114 liquid composition to the granular filter media to remove water from the liquid composition by passing through the granular filter media with the particulate solids collecting on top surface of granular filter media. Water is first allowed to fill from below to just above the top layer of the filter |
| 01/04/2006 | EP1610880A1 Control valve assembly |
| 01/04/2006 | EP1490153B1 Method and installation for filtering liquid media generating in the treated liquid an overall spiralling movement |
| 01/04/2006 | CN1234440C Fine filter with varying porosity |
| 01/03/2006 | US6982034 Underdrain system |
| 12/29/2005 | WO2005123609A1 Biological filter for treating waste effluents |
| 12/29/2005 | DE102004025998A1 Filtration of swimming pool water through packed bed, introduces gas under pressure into reservoir head space to displace corresponding quantity of water |
| 12/29/2005 | CA2578221A1 Biological filter for treating waste effluents |
| 12/28/2005 | EP1608450A1 Filtration apparatus |
| 12/28/2005 | CN2748149Y Upper flow type deep molding sand filter |
| 12/28/2005 | CN2748148Y 纤维束过滤器 Tow filter |
| 12/28/2005 | CN1712096A Fibrous filtering pool |
| 12/28/2005 | CN1712095A Water treater of quartz sand jar |
| 12/22/2005 | DE102005025905A1 Kraftstofftank und Verfahren zum Reduzieren der Dampfpermeation durch einen Kraftstofftank Fuel tank and method for reducing the vapor permeation through a fuel tank |
| 12/21/2005 | EP1441829B1 Device and method for the purification of effluent |
| 12/21/2005 | CN1232330C Conterflow uniform flow field moving-bed granular layer filter |
| 12/15/2005 | WO2005103225A3 In-line, closed-system, downstream alteration of fluent substance within flexible-walled vessel using apparatus with reaction chamber |
| 12/15/2005 | WO2005014135A3 Method and apparatus for purifying mixtures of oil and water |
| 12/14/2005 | EP1603653A1 Filter media with enhanced microbiological interception capability |
| 12/14/2005 | CN1706633A Fuel tank and method for reducing vapor permeation through a fuel tank |
| 12/13/2005 | US6974536 Wastewater treatment apparatus including dosing and recirculation chambers within a single tank |
| 12/08/2005 | WO2005115585A1 Gravity type fiber filter |
| 12/08/2005 | WO2005070182A3 Carbon block filters |
| 12/08/2005 | US20050269333 Fuel tank and method for reducing vapor permeation through a fuel tank |
| 12/07/2005 | CN1230238C Continuous filtration device with pivoting cells |
| 12/06/2005 | CA2256385C Radial-flow fluidizable filter |
| 12/04/2005 | CA2508609A1 Fuel tank and method for reducing vapor permeation through a fuel tank |
| 12/01/2005 | WO2004060520A3 Three component filtration material |
| 11/30/2005 | EP1599270A2 A method and device for manipulating individual small objects |
| 11/30/2005 | EP1599269A2 Apparatus and method for filtering fluids |
| 11/30/2005 | CN2743013Y Water flow buffer for common fast filtration pond |
| 11/30/2005 | CN2743012Y Three layer filtration hair filter |
| 11/29/2005 | US6969469 Method of using waste tires as a filter media |
| 11/29/2005 | US6969367 Extracorporeal pathogen reduction system |
| 11/23/2005 | CN2741635Y Air-water back flushing filter |
| 11/23/2005 | CN2741634Y Monomer slow filter water purifier |
| 11/22/2005 | US6966980 SSF/x slow sand filter |
| 11/22/2005 | CA2330528C Operation of an upflow filter and non-buoyant filter bed in serles with a downflow filter and filter bed |
| 11/22/2005 | CA2151686C Methods and systems for prewashing automatic backwashing filters |
| 11/17/2005 | US20050252843 Filter device |
| 11/17/2005 | DE10106322B4 Wasserfilter Water Filters |