Patents for B01D 29 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups; filtering elements therefor (33,527) |
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07/28/2004 | CN2628522Y Improved aeration biological filtering tank |
07/28/2004 | CN2628125Y 分离器 Splitter |
07/28/2004 | CN2628124Y 漏斗 Funnel |
07/28/2004 | CN1159084C Control method for eliminating vibration of liquid backflow in bag filter |
07/27/2004 | CA2267461C Screening device, such as a screen cylinder, and method of manufacture of the screening device |
07/22/2004 | WO2004060537A2 Filter element assembly and parts therefor |
07/22/2004 | WO2004060533A1 In situ filtration draught tube reactor system |
07/22/2004 | WO2004060532A1 Self-cleaning circulation system and method |
07/22/2004 | WO2004060531A1 Lyotropic liquid crystal nanofiltration membranes |
07/22/2004 | WO2004060521A2 Filter coating, winding, finishing and manufacturing system |
07/22/2004 | WO2004037384A3 Bidirectional working filter |
07/22/2004 | WO2003051481A3 High capacity catch basin filtration system with adjustable deflector ring |
07/22/2004 | US20040140271 Method of and system for fluid purification |
07/22/2004 | US20040140255 Environmentally friendly acid neutralizing cartridge |
07/22/2004 | DE10300450A1 Method for collecting rainwater for secondary domestic use has particle filter and storage tank with fill level sensor which switches system to potable supply when empty |
07/22/2004 | DE10300406A1 Butt joint connection of ends of a filter belt for cleaning molten plastic involves intermeshing of warp wire belt ends, heating and compressing to form a transverse metal strip joint |
07/22/2004 | DE10257960A1 Verfahren und Vorrichtung zur überwachung von Wasseraufbereitungsanlagen Method and apparatus for monitoring of water treatment plants |
07/22/2004 | DE10135691B4 Filtereinsatz für ein Filtergehäuse Filter insert for a filter housing |
07/22/2004 | CA2506148A1 In situ filtration draught tube reactor system |
07/21/2004 | EP1438998A2 Filter device for filtering a fluid |
07/21/2004 | EP1438527A1 Device for generating a pulsating stream of fluid |
07/21/2004 | EP0880988B1 High-precision filter |
07/21/2004 | CN2626582Y Outer pressure type microfiltering tube water disposing device |
07/21/2004 | CN2626581Y Composite filtering core filtering device |
07/21/2004 | CN2626580Y 滤油器 Oil Filter |
07/21/2004 | CN1514806A Process for size classifying ammonium sulfate crystals which are present in suspension |
07/21/2004 | CN1514746A Liquid filter for vehicle IC engines |
07/20/2004 | US6764653 Method of forming well(s) containing filtration devices |
07/20/2004 | US6764597 External tank filter, in particular for an aquarium |
07/20/2004 | CA2274778C High rate filtration system |
07/20/2004 | CA2273998C Device for filtering fluids containing impurities |
07/20/2004 | CA2236722C Paper-making screen apparatus |
07/15/2004 | US20040134865 Method and apparatus for removing particulate contaminants from commercial laundry waste water |
07/15/2004 | US20040134863 Filtering slurry using air pressure;squeezing; interior, exterior seals ; drying moisture in filter cakes |
07/15/2004 | US20040134851 Fluid filtration; nylon membrane; wetting membrane; endcap bonding |
07/15/2004 | US20040134850 Filters |
07/15/2004 | US20040134843 Waste water installation with purification device |
07/15/2004 | US20040134842 Tertiary filter |
07/15/2004 | US20040134171 Air cleaner; replaceable filter cartridges; and, methods |
07/15/2004 | DE10261690A1 Fuel filter, especially high-power diesel fuel filter, has temperature-dependent throughput regulating device that distributes returned fuel to filter and bypass line depending on temperature |
07/15/2004 | DE10260496A1 Filter for gas or liquid, in flow through pipe, has bristles secured at pipe section clamping points to project into medium flow to separate any particles |
07/15/2004 | DE10252023B3 Drucksensor Pressure sensor |
07/14/2004 | EP1437166A1 Mainstream replacement filter and method |
07/14/2004 | EP1436063A1 Filter element and filter device having replaceable filters |
07/14/2004 | EP1436062A1 Filter element comprising an electrically conductive supporting weave |
07/14/2004 | EP1436061A2 Filtration system and related filtration method |
07/14/2004 | CN2625014Y Double-grade filtration and separation appliance |
07/14/2004 | CN2625013Y Multilayer filtration and separation appliance |
07/14/2004 | CN1511611A 灰尘收集器 Dust collector |
07/14/2004 | CN1157338C Point-of-use water treatment system |
07/13/2004 | US6761822 Dual filter with flow mixer and centrifugal separator |
07/13/2004 | US6761271 Rinse screen for a water bucket |
07/13/2004 | US6761270 Wave coil filter assembly |
07/13/2004 | CA2416206A1 Pre-filter for a hot tub skimmer basket |
07/08/2004 | WO2004033067B1 Fluid filter and methods for assembling the said filter |
07/08/2004 | US20040129652 Portable drilling water filter with self-cleaning system |
07/08/2004 | US20040129643 Liquid process and continuous filtering device using high power density ultrasounds |
07/08/2004 | US20040129630 Slotted screen for digester |
07/08/2004 | US20040129629 Cylindrical element with sloping fins for filtering element and corresponding filtering assembly |
07/08/2004 | US20040129628 Fluid filter holder |
07/08/2004 | US20040129611 Manure separator |
07/08/2004 | US20040129151 Compression apparatus |
07/08/2004 | DE10256743A1 Filter element, for filtering fluids, comprises hollow body acting as support for winding of filter material having inner part formed by filter strip and outer part formed by further filter strip connected to first strip |
07/08/2004 | DE10235016B4 Vorrichtung zum Bespannen von Filterplatten Apparatus for covering filter plates |
07/08/2004 | DE10043595B4 Wasserfilter Water Filters |
07/07/2004 | EP1434641A2 Interconnected filter frame and filter framing method |
07/07/2004 | EP1229986B1 Filter element provided with an ascending pipe |
07/07/2004 | CN2623317Y Filtering device |
07/07/2004 | CN2623316Y Filter element with a concealed support |
07/07/2004 | CN1511061A Filter element assembly |
07/07/2004 | CN1511060A Handles for lenticular filter cartridge |
07/07/2004 | CN1511059A Filtration device |
07/07/2004 | CN1156362C Polymer melt filtering device with changing filter packets |
07/06/2004 | US6759000 Method of making a filtering screen and support frame therefor |
07/06/2004 | US6758982 Integrated debris management method |
07/06/2004 | US6758971 Self-priming dialysis filter |
07/06/2004 | US6758969 Magnetically enhanced oil filter apparatus |
07/06/2004 | US6758877 Filter and method for manufacturing the filter |
07/06/2004 | US6758344 Backwashing; pumping; supplying pressurized gas |
07/01/2004 | WO2004054756A1 Chip discharge conveyor system provided with a separation function |
07/01/2004 | WO2004054683A1 Filter cartridge with strap and method |
07/01/2004 | WO2004037386A3 Filtration method for graft polymer polyols |
07/01/2004 | WO2004007050A9 Device and system for filtering effluents for horticulture or market gardening |
07/01/2004 | WO2003089102A3 Solid/liquid separation system for multiphase converters |
07/01/2004 | US20040124158 Processes and devices for water and wastewater treatment, including stationary cloth media filtration |
07/01/2004 | US20040124140 In situ filtration draught tube reactor system |
07/01/2004 | US20040124132 Carbon dioxide recycle for immersed membranes |
07/01/2004 | US20040124129 Filter element assembly and parts therefor |
07/01/2004 | US20040124127 Filter |
07/01/2004 | DE3906313B4 Ölfilter für ein Automatik-Getriebe Oil filter for an automatic transmission |
07/01/2004 | DE10353261A1 Kantenfilteranordnung Edge filter assembly |
07/01/2004 | DE10259900A1 Filter element used as fuel filter comprises zigzag folded filter medium, film end plates and sealing element held by two-part holder in which one part is fixed to one film end plate |
07/01/2004 | DE10257833A1 Strip-like filter material for filter body comprises starting material folded in zigzag manner with molded beads formed on both sides of filter material |
07/01/2004 | CA2509269A1 Filter cartridge with strap and method |
06/30/2004 | EP1433513A2 Method and device for monitoring a water treatment unit |
06/30/2004 | EP1433512A1 Fluid filtration system including replaceable filter module |
06/30/2004 | CN2622159Y Back-washing type apparatus for deep purification of water |
06/30/2004 | CN2621790Y Stainless steel cupring net basket |
06/30/2004 | CN1509257A Microporous filter media, filtration system containing same and method of making and using |
06/30/2004 | CN1508082A Apparatus and method for treating wastewater using biolgical filtering medium |