| 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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| 03/16/1999 | US5882507 Water filter cartridge end-of-life mechanism |
| 03/16/1999 | US5882288 Apparatus and method for forming spiral pleated filter cartridges |
| 03/16/1999 | US5881812 Filter for subterranean use |
| 03/16/1999 | US5881809 Well casing assembly with erosion protection for inner screen |
| 03/11/1999 | WO1999011356A1 Filer module |
| 03/11/1999 | WO1999011355A1 Pleated filter material and cartridge filters made therefrom |
| 03/10/1999 | EP0900584A1 Backwash filter |
| 03/10/1999 | EP0900175A1 Apparatus and method for treating storm water runoff |
| 03/10/1999 | EP0900174A2 Water treatment device with fill-counting cartridge |
| 03/10/1999 | EP0900117A1 Control systems for operating gas cleaning devices |
| 03/10/1999 | EP0900116A1 Filtration apparatus |
| 03/10/1999 | EP0751812B1 Method and apparatus for continuously processing liquid effluents from the agri-foodstuffs industry by non-intermittent filtration |
| 03/10/1999 | EP0655934B1 Pressure filter |
| 03/10/1999 | CN1210025A Reversible flow filter |
| 03/10/1999 | CN1210024A Filtering pipe and manufacture thereof |
| 03/09/1999 | USRE36133 Support having portions disposed radially inward of outer edges; polymer filters |
| 03/09/1999 | US5879560 Removing particulates trapped in filter media allowing the filter cartridge to remain in service |
| 03/09/1999 | US5879553 Apparatus for filtering particulate matter from a fluid and method of making same |
| 03/09/1999 | US5879552 Method and apparatus for a self-purifying filter system |
| 03/09/1999 | US5879545 Cyclonic filter assembly |
| 03/09/1999 | US5879543 Filter and dehydrator apparatus with threaded collar |
| 03/04/1999 | WO1999010283A1 Device for degerminating and filtering water passing through a sanitary device |
| 03/04/1999 | WO1999010279A1 Device for sterilizing and filtering water which flows through a sanitary device |
| 03/04/1999 | WO1999010102A1 Method for separating suspensions and device for realising the same |
| 03/04/1999 | WO1999010080A1 Filter element with plastic filter casing |
| 03/04/1999 | WO1999010075A1 Fuel filter |
| 03/04/1999 | WO1999010073A1 High efficiency backflush system for a filter |
| 03/04/1999 | WO1999010072A1 Filter cartridge |
| 03/04/1999 | WO1998041305A3 Use of iron mica in the production of moulds |
| 03/04/1999 | DE19737954A1 Cylindrical filter |
| 03/04/1999 | DE19737700A1 Filter web for use in vehicle air filter |
| 03/04/1999 | DE19737699A1 Filtermodul Filter module |
| 03/03/1999 | EP0899452A2 Liquid filter for filtering fuel |
| 03/03/1999 | EP0835158B1 Lubricant oil filter intended for use in particular in internal combustion engines |
| 03/03/1999 | EP0655935B1 Pressure filter with a back-flushing head exerting a uniform contact pressure |
| 03/03/1999 | CN2309175Y Dirt-removing filter with bent tube |
| 03/03/1999 | CA2246216A1 Spiral wound filter with central barrier |
| 03/02/1999 | US5876612 In tank filter; filtering suspension solids |
| 03/02/1999 | US5876601 Pleated filter having a helically wrapped septum to tension the filter |
| 03/02/1999 | US5876599 Compact in-tank fuel filter and module |
| 03/02/1999 | US5876552 Method of fabricating screen for vibratory screening machine |
| 02/28/1999 | CA2214205A1 Fluid filter |
| 02/25/1999 | WO1999008796A1 Garbage disposal apparatus |
| 02/25/1999 | WO1999008772A1 Slotted edge-type liquid filter |
| 02/25/1999 | WO1999008771A2 Filter element, in particular for filtering liquids |
| 02/25/1999 | DE19736633A1 Sanitary water supply has ultraviolet lamp directed at filter |
| 02/25/1999 | DE19736632A1 Water supply for sanitary purposes has housing with inner cage and filter bag |
| 02/25/1999 | DE19735993A1 Long-life filter element for e.g. hot oil, fuel and water |
| 02/24/1999 | EP0898073A1 Fuel feeder |
| 02/24/1999 | EP0897737A1 Band filter and filtering method |
| 02/24/1999 | EP0897319A1 Separation method and apparatus |
| 02/24/1999 | EP0897318A1 Separation apparatus and components thereof |
| 02/24/1999 | EP0897317A1 End disc for an annular filter element with a seal which acts radially |
| 02/24/1999 | EP0876185A4 A filter cartridge and method |
| 02/24/1999 | CN2308432Y Filter tube |
| 02/24/1999 | CN1208789A Filter for washing machine |
| 02/24/1999 | CN1208788A Filter for washing machine |
| 02/24/1999 | CN1208786A Filter for washing machine |
| 02/23/1999 | US5874004 Phase separation filter device |
| 02/23/1999 | US5873999 Electrically grounded screen having discontinuou polymer layer coated onto edge as imaged label and/or edge wear resistance |
| 02/23/1999 | US5873998 Inorganic tubular filter element including channels of non-circular section having optimized profile |
| 02/23/1999 | US5873967 Method for making a vaccum filter device |
| 02/18/1999 | WO1999007485A1 Paper stock screening apparatus and method |
| 02/18/1999 | DE19735446A1 Filter for the removal of solids from liquids |
| 02/18/1999 | DE19733108A1 Filter |
| 02/18/1999 | CA2297744A1 Paper stock screening apparatus and method |
| 02/17/1999 | CN2307619Y Filter unit |
| 02/17/1999 | CN1208359A Vacuum loadable liquid/solid separator |
| 02/17/1999 | CN1042098C Treatment device for liquid |
| 02/16/1999 | US5872310 Method for maintaining clean surfaces for valve seat faces of internal combustion engine |
| 02/16/1999 | US5871652 Method for high volume pipeline water filtration |
| 02/16/1999 | US5871645 Filter arrangement including a non-perforated housing and an axially pleated filter pack |
| 02/16/1999 | US5871641 Fluid filter with pleated septum |
| 02/16/1999 | US5870945 Portable filtration and treatment apparatus |
| 02/16/1999 | CA2159919C Screening apparatus with adjustable hydrofoil portion |
| 02/11/1999 | WO1999006669A1 Wire-wrapped well screen |
| 02/11/1999 | WO1999006135A1 Plastic filtration unit and method for producing the same |
| 02/11/1999 | DE19734588A1 Backwashing filter |
| 02/10/1999 | EP0863848A4 Back-flushable filter cartridge and method of back-flushing same |
| 02/10/1999 | EP0830191A4 Nonwoven, melt blown fluid filtration media with integral co-located support and filtration fibers, filter cartridges employing, and methods and apparatus of making, the same |
| 02/10/1999 | CN1041993C Method for forming cellular ceramic filter |
| 02/09/1999 | US5868933 Antimicrobial filter cartridge |
| 02/09/1999 | US5868932 Fiber with reusable shell and center tube |
| 02/09/1999 | US5868929 Screen assembly for vibrating screening machine |
| 02/09/1999 | US5868889 Process for manufacturing a fluid filter |
| 02/04/1999 | WO1999005410A1 Engine fuel systems |
| 02/04/1999 | WO1999004889A1 Filtering device |
| 02/04/1999 | DE19733021A1 Filtrationseinheit aus Kunststoff und Verfahen zu ihrer Herstellung Filtration unit made of plastic and Procedure for the preparation thereof |
| 02/03/1999 | CN2306058Y Strip-shaped gap filter screen |
| 02/03/1999 | CN2306057Y Automatic washing water purifier for filter element |
| 02/02/1999 | US5865898 Methods of biomass pretreatment |
| 02/02/1999 | CA2185087C Using multi-layer material in processing of septic effluent and waste water |
| 02/02/1999 | CA2119924C Filter carrier |
| 02/02/1999 | CA2069299C Filter bag seal |
| 01/28/1999 | WO1999003601A1 Improvements in and relating to screens for shale shakers |
| 01/28/1999 | WO1999003568A1 Filter assembly |
| 01/28/1999 | DE19731766A1 Flat plate filter |
| 01/28/1999 | DE19731551A1 Filtervorrichtung Filter device |
| 01/28/1999 | CA2296400A1 Filter assembly |
| 01/27/1999 | EP0892663A1 Device for filtering a fluid |