| 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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| 02/12/1992 | EP0470100A1 Attachment for a separator |
| 02/12/1992 | CN2095708U Sawdust phenolic machine oil filtering core |
| 02/12/1992 | CN1058544A Spring-type suction-press filtering device |
| 02/12/1992 | CN1058543A Filter particularly suitable for separation of rough particles from lubricant-suspension, and use thereof |
| 02/11/1992 | US5087365 Filter with rotating wiper having indexing blades |
| 02/11/1992 | US5087362 Flume distribution system with removable block |
| 02/11/1992 | US5087355 Automatically self-flushing filter |
| 02/11/1992 | US5087179 Filter attachment for gear pump |
| 02/11/1992 | CA1295555C Bar screening apparatus |
| 02/05/1992 | EP0469764A2 Apparatus for grinding nuclear fuel pellets |
| 02/04/1992 | US5085773 Anti-static fuel filter |
| 02/04/1992 | US5085772 Filter for filtration of fluids |
| 02/04/1992 | US5085771 Centrifugal filter casing |
| 01/29/1992 | EP0262151B1 Filter pump head assembly |
| 01/29/1992 | CN2094379U Multi-purpose filter |
| 01/29/1992 | CN2094378U Screw sealed filter |
| 01/29/1992 | CN2094377U Filter membrane pressure filter pot |
| 01/28/1992 | US5084220 Membrane filtration apparatus and method of making a membrane filtration unit |
| 01/28/1992 | US5084178 Polymeric beads |
| 01/28/1992 | US5084174 Filter bag for a machine screen |
| 01/28/1992 | US5084170 Fuel filter |
| 01/28/1992 | US5084168 System for removing substances from a solution |
| 01/28/1992 | CA1294790C Filter, especially coffee filter, and process for producing it |
| 01/24/1992 | WO1992001500A1 Filter for thermoplastic material |
| 01/23/1992 | WO1992000798A1 Improvements in or relating to flow control |
| 01/23/1992 | WO1992000791A1 Filter for liquids with a pressurized container and a filtering cartridge driven by a vertical shaft |
| 01/23/1992 | WO1992000790A1 Filter for liquids with a pressurized container and a filtering cartridge driven by a vertical shaft |
| 01/22/1992 | EP0467226A2 Device for the separation of filtrate |
| 01/22/1992 | EP0466755A1 Sectional screen cylinder. |
| 01/22/1992 | EP0428711A4 Method and apparatus for clarifying liquids |
| 01/22/1992 | CN2093690U Microporosity sintered composite filter pipe |
| 01/22/1992 | CN2093688U Drinking water treater |
| 01/22/1992 | CN2093687U New-type filter |
| 01/21/1992 | US5082561 High pressure filter supports for liquids, systems therewith and methods of use |
| 01/20/1992 | WO1992001499A1 Improved dewatering system for sludge removal |
| 01/15/1992 | EP0466456A2 Improved filter assemblies |
| 01/15/1992 | EP0465840A1 Filtering device, especially for the separation of coarse particles from a lubricant suspension and use thereof |
| 01/15/1992 | EP0333753B1 Arrangement in membrane filter |
| 01/15/1992 | EP0326578B1 Filter for hot melt adhesive |
| 01/15/1992 | CN2093029U Portable vacuum purification oil-injection machine |
| 01/14/1992 | US5080808 Method of washing an upflow filter and filter bed employed in said filter |
| 01/14/1992 | US5080807 Filtration, suspension |
| 01/14/1992 | US5080791 Apparatus for multisized filter element cartridge insert for paper towel filters |
| 01/14/1992 | US5080790 Zig-zag folds for gas, liquid filtration |
| 01/14/1992 | US5080788 Water filter with fluid actuated cleaner |
| 01/14/1992 | US5080787 High-pressure filter assembly, method and apparatus for forming high-pressure filters |
| 01/14/1992 | CA1294223C Self-cleaning fluid filter |
| 01/14/1992 | CA1294222C Intermittent-action apparatus for filtering liquid |
| 01/11/1992 | CA2046379A1 Filtering device, especially for the separation of coarse particles from a lubricant suspension, and process for its use |
| 01/09/1992 | WO1992000133A1 Filter screen assembly |
| 01/09/1992 | DE4120114A1 Cleaning filters for polymer melt - by extracting e.g. set vol. from already filtered main melt stream and applying it at suitable pressure |
| 01/09/1992 | DE4120113A1 Continuous molten plastic filter - directs current obliquely through filter surface |
| 01/09/1992 | DE4021607A1 Filter element esp. dust filter with good in-use dimensional stability - comprise filter cells formed of inflated, parallel, surface contacting, fabric pockets |
| 01/09/1992 | DE4021372A1 Fluessigkeitsfilter mit einem druckbehaelter und einem daran angeordneten, von einer vertikalen filterpaketwelle antreibbaren filterpaket Fluessigkeitsfilter with a pressure vessels and arranged thereon, of a vertical shaft driven packet filter filtration pack |
| 01/09/1992 | DE4021371A1 Fluessigkeitsfilter mit einem druckbehaelter und einem daran angeordneten, von an einer vertikalen filterpaketwelle antreibbaren filterpaket Fluessigkeitsfilter with a pressure vessels and arranged thereon, from a vertical to filtering cartridge shaft drivable filter pack |
| 01/08/1992 | EP0465424A1 Thick filterbed, process for preparing a filterlayer and filtration module |
| 01/08/1992 | CN2092362U 过滤器 Filter |
| 01/07/1992 | US5078872 Combined strainer and pour spout apparatus |
| 01/07/1992 | US5078865 Appliance for the removal of rakings and/or screenings out of liquid flowing in a launder |
| 01/07/1992 | US5078859 Stock screening apparatus |
| 01/07/1992 | US5078275 Screening apparatus for paper making stock |
| 01/02/1992 | EP0463897A1 Filter membrane support and funnel for filtering liquids for microbiological analysis thereof |
| 01/02/1992 | EP0463538A1 Cycle of filtration for liquids containing solids in suspension and rotary filter suited to realize said cycle of filtration |
| 01/02/1992 | EP0463292A1 Process for dehydrating aqueous sludges by way of pressure |
| 01/02/1992 | EP0463195A1 Movable device for the purification of all kinds of sewage |
| 01/02/1992 | EP0276253B1 Pulse jet fabric filter |
| 01/02/1992 | EP0215087B1 Cross-flow filtration |
| 01/01/1992 | CN1057402A Method for removing liquid from mixture of liquid and solid matter |
| 12/31/1991 | US5076942 Clog resistant |
| 12/31/1991 | US5076924 Filter plate |
| 12/31/1991 | US5076917 Filter candle and filter stocking |
| 12/31/1991 | CA1293691C Well bore device for sand control |
| 12/27/1991 | EP0462369A1 Filter |
| 12/26/1991 | WO1991019852A1 Screening unit for the screening of pulp, especially paper pulp |
| 12/26/1991 | WO1991019681A1 A flow control element for use as a filter or gas diffuser |
| 12/26/1991 | WO1991019555A1 Water purification system with filter cleaning mechanism |
| 12/25/1991 | CN1015151B Filter cover for purification insert in water treatment device hollow tube |
| 12/24/1991 | US5075004 Filter bag seal |
| 12/24/1991 | US5075000 Filter pad holder |
| 12/24/1991 | US5074999 Filter system having multiple filter elements and backflushing assemblies |
| 12/24/1991 | US5074996 Telescopical bar screen raking system |
| 12/24/1991 | US5074989 Concentrating slurry; circulation |
| 12/24/1991 | US5074381 Apparatus for removing solid particulates from oil |
| 12/24/1991 | CA2045307A1 Apparatus for the purification of waste water |
| 12/19/1991 | DE4018869A1 Appts. for spreading folded nonwoven filter block - has blade like rams reciprocating into folds of filter material to press fold peaks into V-grooves of ribbed filter material holder |
| 12/19/1991 | DE4015407A1 Rapid filter for liq. and gases - allowing filter cake emptying without opening filter |
| 12/17/1991 | US5072834 Screening apparatus for paper making stock |
| 12/17/1991 | CA1293223C Screen component for modular screening decks |
| 12/12/1991 | WO1991018660A1 Method for producing high solids slurries of clay water products |
| 12/12/1991 | WO1991013672A3 Apparatus for separating liquids and solids |
| 12/11/1991 | EP0460842A1 Self-cleaning filter |
| 12/11/1991 | CN2090260U Water-decanting dregs-filtering lid |
| 12/10/1991 | US5071555 Filter folded in a zig-zag configuration |
| 12/10/1991 | US5071553 Self retaining fluid filter |
| 12/10/1991 | US5071546 Filtering device, particularly a suction filter |
| 12/05/1991 | DE4113549A1 Frame for fluid filter with low mechanical wear characteristics - used with pump, for supporting filter on tank base, preventing filter damage by vibration |
| 12/05/1991 | DE4017216A1 Self cleaning cylindrical liq. strainer - with elastomeric stripping blade having spring or pressure tube biassing on to filter working surface |
| 12/04/1991 | EP0459972A2 Apparatus for removing solid particles from gaseous or liquid fluids |
| 12/04/1991 | EP0459163A2 Filter candle |
| 12/04/1991 | EP0458808A1 A device for the mechanical separation of insoluble solids from a liquid containing said solids. |