| 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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| 03/11/1998 | EP0827767A2 Apparatus for dewatering sludges and similar substances |
| 03/10/1998 | US5727006 Apparatus and method for detecting and correcting reverse polarity, in a packet-based data communications system |
| 03/10/1998 | US5725784 Cylinders for filtration and cleaning fluids |
| 03/10/1998 | US5725783 Concentrating method and means therefor |
| 03/10/1998 | US5725782 Water filters with reservoirs |
| 03/10/1998 | US5725766 Sewage dewatering equipment |
| 03/10/1998 | US5725763 Vacuum filtration device sealable vacuum vent |
| 03/10/1998 | US5725762 Separation treatment system |
| 03/10/1998 | US5725025 Fluid flow diverter |
| 03/05/1998 | WO1998008594A2 Method for producing microporous elements, the microporous elements thus produced and uses thereof |
| 03/05/1998 | DE19635777A1 Baugruppe für eine Verbrennungskraftmaschine The assembly for an internal combustion engine |
| 03/04/1998 | EP0826412A2 Method for producing filter elements and the filter elements thus produced |
| 03/04/1998 | CN2275472Y Backwash secondary water filter |
| 03/03/1998 | US5723051 Gap filter for liquids or gases |
| 03/03/1998 | US5723047 Compressible filter element peripherally sealed by a settable material |
| 03/03/1998 | US5723044 Water filtration system for control of the zebra mussel |
| 03/03/1998 | US5722456 Hydraulic unit |
| 02/26/1998 | WO1998007496A1 High capacity filter |
| 02/26/1998 | DE19634027A1 Vacuum filtration unit for fluid and viscous materials optionally using biodegradable filtration inserts |
| 02/25/1998 | EP0824950A1 Filter insert and process for its production |
| 02/25/1998 | CN2274981Y Rotary groove fixed net type water purifier |
| 02/24/1998 | US5720881 Screen assembly for vibrating screening machine |
| 02/24/1998 | US5720878 Panel filter system |
| 02/19/1998 | WO1998006473A1 Device for continuous filtration of liquids |
| 02/19/1998 | WO1998001616A3 Stock washer for washing, thickening and classifying solids |
| 02/19/1998 | DE19632447A1 Beseitigungsvorrichtung Removing device |
| 02/18/1998 | CN2274522Y Filtering cylinder of fine filter for compounded high molecular weight fuel oil |
| 02/18/1998 | CN1173826A Cost-oriented control of a regenerable filter |
| 02/18/1998 | CN1173582A Particulate trap for diesel engine |
| 02/18/1998 | CN1037414C Solid/liquid silt reacting equipment |
| 02/17/1998 | US5718825 Liquid filter, in particular fuel or oil filter |
| 02/12/1998 | WO1998005853A1 Additive dispensing apparatus |
| 02/12/1998 | WO1998005847A1 Particle control screen assembly |
| 02/12/1998 | WO1998005429A1 Wet process for the classification of super fines |
| 02/12/1998 | WO1998005406A1 Waste-oil cleaning method and apparatus |
| 02/12/1998 | WO1998005403A1 Snap-on central pipe |
| 02/12/1998 | WO1998005402A1 Apparatus for liquid purification |
| 02/12/1998 | CA2262673A1 Particle control screen assembly |
| 02/12/1998 | CA2261148A1 Additive dispensing apparatus |
| 02/12/1998 | CA2231115A1 Waste-oil cleaning method and apparatus |
| 02/11/1998 | EP0823276A1 Filter device with meshed insert |
| 02/11/1998 | CN2274090Y Filter-core of filter |
| 02/11/1998 | CN1172773A Dropped water disposer for water dispenser |
| 02/10/1998 | US5717137 Flow monitoring line strainer |
| 02/10/1998 | US5716522 Non-woven depth media in-tank fuel filter |
| 02/10/1998 | US5715699 Refrigerator water filter |
| 02/10/1998 | US5715668 Self-adjustable rake for overflow grates |
| 02/10/1998 | CA2064584C Cooking oil filter |
| 02/09/1998 | CA2182934A1 Filtration bag |
| 02/06/1998 | CA2211221A1 Filter means with fabric insert |
| 02/05/1998 | WO1998004333A1 Intake filter for a paint sprayer |
| 02/05/1998 | DE19727625A1 Self cleaning domestic or industrial water filter |
| 02/05/1998 | DE19631466A1 Verfahren zur Naß-Feinstkornklassierung Method for wet Feinstkornklassierung |
| 02/05/1998 | DE19631278A1 Verschnapptes Mittelrohr Verschnapptes center tube |
| 02/05/1998 | DE19630652A1 Filter for liquids, pastes and other highly viscous media |
| 02/04/1998 | EP0821613A1 Pleated filter and a method for making the same |
| 02/04/1998 | EP0530292B1 Method of treating a suspension having a low concentration of suspended material |
| 02/04/1998 | CN1172066A Pump assembly and its filter unit |
| 02/03/1998 | US5714077 Liquid filtration system |
| 02/03/1998 | US5714065 Filter unit for fluids |
| 02/03/1998 | US5714030 Applying plastisol adhesive to atleast filter and support medium comprises vinyl chloride polymer, a plasticizer and a phenolic resin as adhesion promoting agent, bonding and curing |
| 01/28/1998 | EP0820853A2 Filter assembly and method for making it |
| 01/28/1998 | EP0820336A1 Disk filter |
| 01/27/1998 | US5711886 Apparatus and method for preventing mollusk infestation in residential water system |
| 01/27/1998 | US5711879 Radial-flow filter and method of manufacture |
| 01/27/1998 | US5711878 Cylindrical filter |
| 01/27/1998 | US5711877 Etched disc with crosshatch pattern |
| 01/27/1998 | US5711872 Reusable oil filter assembly |
| 01/22/1998 | DE19702908C1 Filter |
| 01/21/1998 | EP0819023A1 Peristaltic fluid pumping and/or sludge separation device |
| 01/21/1998 | EP0751813B1 Filter element with support member |
| 01/21/1998 | EP0669847B1 Filter element and method for the manufacture thereof |
| 01/21/1998 | CN2272779Y 净水器 Water Purifier |
| 01/21/1998 | CN1170621A Supplementary filter apparatus for water purifier |
| 01/20/1998 | US5709899 Treating cooking oil while frying food |
| 01/20/1998 | US5709795 Fluid filtration system having a fluid hose storage system |
| 01/20/1998 | US5709794 Low-cost portable water filter |
| 01/15/1998 | WO1998001616A2 Stock washer for washing, thickening and classifying solids |
| 01/15/1998 | WO1998001212A1 Repeatedly usable filter frame and filter for fluid using the same |
| 01/15/1998 | WO1998001207A1 Multiple element filter |
| 01/15/1998 | DE19727470A1 Fuel filter with housing having D-shaped cross section |
| 01/15/1998 | CA2255833A1 Stock washer for washing, thickening and classifying solids |
| 01/14/1998 | EP0818227A1 Suction strainer for shielding an inlet opening of pump suction conduit |
| 01/14/1998 | EP0817668A1 Bypass-mounted filter assembly |
| 01/14/1998 | EP0817667A1 Dewatering device |
| 01/14/1998 | EP0817666A1 Method of separating solids from liquids and/or separating emulsions |
| 01/14/1998 | EP0765185A4 Apparatus and methods for separating solids from flowing liquids or gases |
| 01/14/1998 | EP0743871B1 Method for the manufacture of filter wells |
| 01/14/1998 | EP0687194B1 Improved strainer |
| 01/14/1998 | CN1036975C Reverse washing method of water processing apparatus using floating filtering material |
| 01/13/1998 | US5707535 Portable |
| 01/13/1998 | US5707527 Apparatus and method for treating storm water runoff |
| 01/13/1998 | US5707518 Refrigerator water filter |
| 01/13/1998 | US5707517 Immersible rotary disc filtration device |
| 01/13/1998 | US5707488 Screen/vortex apparatus for cleaning recycled pulp related process |
| 01/08/1998 | WO1998000220A1 Filtration unit with a cartridge-like filter element |
| 01/08/1998 | WO1998000219A1 Microcolumn for extraction of analytes from liquids |
| 01/08/1998 | DE19624176A1 Filter plate for filtering liquids or gases comprising ceramic laminate |
| 01/07/1998 | EP0816152A1 Fuel withdrawing device |
| 01/07/1998 | EP0815927A2 Apparatus for integrated cell separation and product purification |