| 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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| 04/01/2004 | DE10244292A1 Filter element, for backwash filter for filtering fluid, has free flow channel cross-section which changes over length of flow channel and decreases between filter element openings |
| 04/01/2004 | DE10243291A1 Valve, in particular, for the oil circuit of an internal combustion engine comprises a valve plate with a sieve element nonreleasably joined to it |
| 04/01/2004 | DE10136161B4 Wasserleitungselement für ein Wasserableitsystem für Roh-und Regenwasser Water line element for a waterproofing system for raw water and rainwater |
| 03/31/2004 | EP1401777A1 Disposable cartridge for on-premises water treatment system |
| 03/31/2004 | EP1401556A1 Filter element assembly |
| 03/31/2004 | EP1237648B1 An apparatus for removing pyrophoric catalyst |
| 03/31/2004 | EP1222011B1 Filter element assembly |
| 03/31/2004 | EP1222010B1 Liquid filter, especially an oil filter |
| 03/31/2004 | EP1204821B1 Fuel filter for an internal combustion engine |
| 03/31/2004 | EP0868564B2 Screening arrangement |
| 03/31/2004 | CN2608711Y Filter element of air filter |
| 03/31/2004 | CN2608104Y Three segment intercept full efficiency filtering core structure |
| 03/31/2004 | CN2608103Y Multiple filter element structure for water purifier |
| 03/31/2004 | CN2608102Y On-line elixier, automatic back flushing filtering machine |
| 03/31/2004 | CN2608101Y Filter |
| 03/31/2004 | CN2608100Y Nanometer sterilization filtering core |
| 03/31/2004 | CN2608099Y Bag filter annular opening gas sealing duplex structure |
| 03/31/2004 | CN2608098Y Eused body filter of polyester resin for powdered paint |
| 03/31/2004 | CN2608097Y Filter element for water purifier |
| 03/31/2004 | CN1486211A Tank for draining a granular material/liquid mixture |
| 03/31/2004 | CN1486210A 滤水器 Water Filters |
| 03/31/2004 | CN1485123A Nanometer order quartz molecule sieve filter element and the exact filtering waterer equipped with the filter element |
| 03/31/2004 | CN1485121A Micropore sintering ceramic and the filter element thereof |
| 03/31/2004 | CN1485120A Micropore sintering ceramic and the muffler filter element thereof |
| 03/31/2004 | CN1485119A micropore sintering ceramic filter |
| 03/31/2004 | CN1143723C Dirt collecting bag cell cleaning systems |
| 03/31/2004 | CN1143721C Reversible flow filter |
| 03/30/2004 | US6713190 Reinforcement for a moulded filtering screen support frame |
| 03/30/2004 | US6712981 Activating ultrasonic energy source to dislodge particulates from first surface; and sending a reverse flow of clean water through second and first surfaces to evacuate dislodged particles from returning to first surface |
| 03/30/2004 | US6712967 Liquid filter assembly with concentric filter sleeves of bag-type media |
| 03/30/2004 | US6712966 Graded particle-size retention filter medium for cell-type filter unit |
| 03/30/2004 | US6712964 Method of fastening filter media to flat circular support structure |
| 03/30/2004 | US6712961 External tank filter, in particular for an aquarium |
| 03/30/2004 | US6712960 Filter for filtering water for a pump for an aquarium or a pond |
| 03/30/2004 | US6712959 Submerged intake filter assembly |
| 03/30/2004 | CA2130660C Catalytic multi-phase reactor |
| 03/25/2004 | WO2004024291A1 Filter plate |
| 03/25/2004 | WO2003088864A3 Shaped flow distribution in filtration cassettes |
| 03/25/2004 | US20040055971 Apparatus and method for separating fluids from solids provided with lateral and lower extraction through the belt |
| 03/25/2004 | US20040055946 Dual filtration system |
| 03/25/2004 | US20040055945 Integrated debris management system |
| 03/25/2004 | US20040055939 Fluid filter system with secondary flow path for augmented filtration |
| 03/25/2004 | DE10342453A1 Filter cartridge for filtering fuel, includes floating seal assembly having gasket, and gasket retainer with post opening and flange to retain gasket against first end plate to seal around the post |
| 03/25/2004 | DE10254022A1 Filter for molten plastics, at a plastics processing machine, has a sliding sieve carrier which blocks the flow through the housing when withdrawn for a filter change |
| 03/25/2004 | DE10244243A1 Domestic machine, e.g. dishwasher, washing machine, has washing device for cleaning dirt filter with direction of washing flow for cleaning filter being opposite to normal operation flow direction |
| 03/25/2004 | DE10244242A1 Domestic machine, e.g. dishwasher, washing machine, has dirt filter(s), sensor for detecting filter condition as optical or mechanical level sensor or inductive and/or capacitive conductivity sensor |
| 03/25/2004 | DE10243738A1 Flüssigkeitsfilter, insbesondere Ölfilter für Kraftfahrzeuge Liquid filter, especially oil filters for motor vehicles |
| 03/24/2004 | EP1400271A1 Gas-oil filter comprising a water sensor |
| 03/24/2004 | EP1400270A1 Liquid filter, especially lubricant oil filter for automotive vehicles |
| 03/24/2004 | EP1400269A1 Filter device and arrangement for replacing a conventional filter by a micro filter in an in line filtering configuration |
| 03/24/2004 | EP1399236A1 Filtering device and rotatable filter medium for said filtering device |
| 03/24/2004 | EP0951330B1 Method and apparatus for cleaning a filter surface |
| 03/24/2004 | CN1483501A Method for leading bachwash gas/liquid flowing to filter with filter casing |
| 03/24/2004 | CN1142811C Microstructured filter |
| 03/23/2004 | US6711524 Method and apparatus for monitoring service-intensive replaceable parts in an assembly |
| 03/23/2004 | US6709588 Filter for internal combustion engine fuels |
| 03/23/2004 | US6709586 Dewatering method and device |
| 03/23/2004 | US6709581 Pool filter cleaner |
| 03/23/2004 | US6709579 Curb inlet filter |
| 03/23/2004 | US6708829 Method and device for joining screens |
| 03/23/2004 | CA2294003C Antimicrobial filter cartridge |
| 03/18/2004 | WO2004022798A1 Screw device for transfer of ti-containing reaction slurry into a vacuum vessel |
| 03/18/2004 | WO2004022252A1 A method for making a screen assembly for a vibratory separator |
| 03/18/2004 | WO2003097211A3 Method for cleaning of a liquid filtration system |
| 03/18/2004 | WO2003041829A3 Filter module and method for its manufacture |
| 03/18/2004 | US20040050803 Filtering apparatus and method for washing its filtering elements |
| 03/18/2004 | US20040050776 Tank for draining a granular material/liquid mixture |
| 03/18/2004 | US20040050774 Filter |
| 03/18/2004 | US20040050772 Filter element for filtering a fluid stream |
| 03/18/2004 | US20040050770 Device for separating a substance into two phases |
| 03/18/2004 | US20040050767 Retaining ring cap filter |
| 03/18/2004 | US20040050766 Filter cartridge with floating seal |
| 03/18/2004 | US20040050762 Vertical filter |
| 03/18/2004 | US20040050510 Filtration of pulp mill liquids |
| 03/18/2004 | DE10242682A1 Automotive filter has fan-fold cylinder closed at one end by a sandwich construction at core of which is a vulcanised layer between two foils |
| 03/18/2004 | DE10241748A1 Filter element, e.g. for air conditioner, comprises zigzag-shaped filter pack and stiffening element which runs parallel to filter pack end face |
| 03/18/2004 | DE10240454A1 Teichfilter mit Vorfiltereinheit Pond Filter with Prefilter |
| 03/18/2004 | DE10239693A1 Verfahren zum Reinigen eines Filters A method of cleaning a filter |
| 03/18/2004 | CA2497997A1 Screw device for transfer of ti-containing reaction slurry into a vacuum vessel |
| 03/17/2004 | EP1398065A2 Filter device |
| 03/17/2004 | EP1397311A2 Device for thickening or dewatering sludge, watery sediments or the like, especially surplus sludge in sewage treatment plants |
| 03/17/2004 | EP1397189A1 Liquid filter for vehicle internal combustion engines |
| 03/17/2004 | EP1154829B1 Method of assembling a filter element with structurally attached outer sleeve |
| 03/17/2004 | EP1133341B1 Filter cartridge |
| 03/17/2004 | CN2606631Y 折叠式过滤袋 Pleated filter bags |
| 03/17/2004 | CN2606630Y Star shape sectional plug-in type bag cage |
| 03/17/2004 | CN1481920A Filter sieve tube |
| 03/16/2004 | US6706198 With use of collapsible polypropylene assembly; for bag and cartridge filters |
| 03/16/2004 | US6706182 Caged pleated filter cartridge assemblies and filtration systems employing the same |
| 03/16/2004 | US6706181 Liquid filter, especially an oil filter |
| 03/16/2004 | US6706176 Biological filter attachment for aquarium hang-on filters |
| 03/16/2004 | US6706175 Debris-capturing apparatus for pressure cleaners |
| 03/16/2004 | US6706174 Hot tub filter assembly |
| 03/16/2004 | US6706173 Filtration system |
| 03/16/2004 | US6706172 Stormwater filter assembly for catch basin grates |
| 03/16/2004 | US6706087 Filter body of a fluid filter, especially an air filter |
| 03/11/2004 | WO2004020343A2 Pool filter with a pre-filtering unit |
| 03/11/2004 | WO2004020072A1 Filter element, particularly for the static or dead-end filtration of fluids, and corresponding filter device |
| 03/11/2004 | WO2004020071A1 Method for cleaning a filter |
| 03/11/2004 | WO2003103795A3 Vertically lapped free standing filter |