| 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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| 05/03/1988 | US4741836 Sludge treatment process |
| 05/03/1988 | CA1236051A1 Sorting screen |
| 05/03/1988 | CA1236031A1 Filter fitted with a deblinding device |
| 04/28/1988 | DE3635766A1 Apparatus for dewatering sludge and similar substances |
| 04/27/1988 | EP0265385A1 Apparatus for cleaning a sieve or a grate in a water cleaning device |
| 04/27/1988 | EP0265368A1 Back-flushable filter and pressure-regulator particularly useful therewith |
| 04/27/1988 | EP0265152A2 Separation of wort from mash |
| 04/27/1988 | EP0264900A2 Pre-dehydration step for mud and similar products |
| 04/27/1988 | EP0264899A2 Dehydration device for muds and similar products |
| 04/27/1988 | EP0264703A1 Pre-coat filter |
| 04/27/1988 | EP0264594A2 Device for the support of a metallic microfilter foil |
| 04/27/1988 | EP0253899A4 Periodic action device for filtration of liquid medium. |
| 04/27/1988 | EP0173696A4 Pleated filter and method and apparatus for fabricating same. |
| 04/26/1988 | US4740317 Pump filter apparatus and method |
| 04/26/1988 | US4740312 Method of regenerating a separation means for a liquid medium containing undissolved constituents |
| 04/26/1988 | US4740303 Metal filter foil |
| 04/26/1988 | US4740302 Direct-flushing filter and discs particularly useful therein |
| 04/26/1988 | US4740299 For fuel filters, self-sealing threaded o-ring |
| 04/21/1988 | WO1988002656A2 Filter for hot melt adhesive |
| 04/21/1988 | DE3733928A1 Sichtervorrichtung Sichtervorrichtung |
| 04/19/1988 | US4738786 Pressure filter enclosure |
| 04/19/1988 | US4738777 Filtervessel with a cylindrical filter screen joining a top and bottom section |
| 04/14/1988 | DE3634460A1 Precoat filter apparatus |
| 04/13/1988 | EP0263200A1 Filter cartridge and apparatus |
| 04/13/1988 | CN86108262A Method and system for cleaning filter bed |
| 04/12/1988 | US4736766 Flow shut-off valve |
| 04/12/1988 | US4736671 Fluid pressure control device |
| 04/12/1988 | US4736518 Method and apparatus for construction of crimp seal pleated filter assembly |
| 04/07/1988 | WO1988002275A1 Accordion pleated fluid filtering element |
| 04/06/1988 | EP0262992A1 Improved method and system for cleansing a filter bed |
| 04/06/1988 | EP0262596A2 Oil filter |
| 04/06/1988 | EP0262418A2 Porous filter element and method of manufacturing same |
| 04/06/1988 | EP0262398A1 Pre-coat filter |
| 04/06/1988 | EP0262151A1 Filter pump head assembly. |
| 04/05/1988 | US4735781 Apparatus for concentrating a suspension |
| 04/05/1988 | US4735730 Vacuum actuated scraper arrangement for a drum filter |
| 04/05/1988 | US4735720 For oil or other fluids |
| 04/05/1988 | US4735716 Quick-change filter cartridge and head therefor |
| 03/31/1988 | DE3631851A1 Filter cloth of plastic fabric |
| 03/30/1988 | EP0261117A1 A rotating element for a screening apparatus with a contour surface. |
| 03/30/1988 | EP0241536A4 Molecular differentiation filter. |
| 03/29/1988 | US4734262 Apparatus for immunoassay |
| 03/29/1988 | US4734195 Accordion pleated, resin-impregnated paper |
| 03/29/1988 | US4734194 Combined filter and valve mechanism |
| 03/29/1988 | US4734188 Filter for hot melt adhesive |
| 03/29/1988 | US4734102 Separation between crystals and mother liquor |
| 03/24/1988 | WO1988001898A1 Thermally formed stacked disc filter |
| 03/24/1988 | WO1988001897A1 Device for detection, analysis, identification and characterization by filtration and immunofiltration |
| 03/24/1988 | DE3631430A1 Filter insert |
| 03/23/1988 | EP0260267A1 Method and arrangement for the manufacture of filters. |
| 03/22/1988 | US4732678 Pleated; for oil, gasoline |
| 03/22/1988 | US4732677 Thermally formed stacked disc filter |
| 03/22/1988 | US4732675 Density gradient filtration media |
| 03/22/1988 | US4732333 Multi-purpose separation apparatus |
| 03/18/1988 | EP0139002A4 Mobile fluid purification unit. |
| 03/16/1988 | EP0260069A2 Filter assembly with threaded collection bowl |
| 03/16/1988 | EP0259696A1 Method for filtering water containing plankton |
| 03/16/1988 | EP0259547A1 Device for removing debris from a flowing sewage liquid |
| 03/16/1988 | EP0259543A1 Additional cleaner for waste water pretreated in a light-liquid separator |
| 03/16/1988 | CN87105639A Forming method and equipment of the filtering elements |
| 03/15/1988 | US4731184 Crosslinked polyethylene |
| 03/15/1988 | US4731180 For industrial wastes |
| 03/15/1988 | US4731177 For removal of debris from paint solutions |
| 03/15/1988 | CA1234086A1 Centrifuge screen basket |
| 03/15/1988 | CA1234057A1 Interchangeable screen panels for a traveling water screen |
| 03/15/1988 | CA1234056A1 Secondary flow fluid filter |
| 03/09/1988 | EP0259000A1 Filtering method and apparatus |
| 03/08/1988 | US4729837 For pulp |
| 03/03/1988 | DE3629374A1 Disc filter |
| 03/03/1988 | DE3628455A1 Apparatus for separating off solid contaminants from liquids |
| 03/02/1988 | EP0257877A1 Liquid treatment apparatus |
| 03/02/1988 | EP0257794A1 Filter element |
| 03/02/1988 | EP0257793A1 Filter apparatus |
| 03/01/1988 | US4728426 Filter pack |
| 03/01/1988 | US4728424 For separating slurry into cake and water |
| 03/01/1988 | US4728423 Plural cylindrical filter units with displacement support |
| 03/01/1988 | US4728422 For use in vibratory sifting machine |
| 03/01/1988 | US4728421 Filter apparatus for utilization with hollow cylindrical filter elements |
| 03/01/1988 | US4727758 Flow-through sampling device |
| 02/25/1988 | DE3622103A1 Scheiben - membran - pressfilter Washers - membrane - press filters |
| 02/24/1988 | EP0257009A2 Injection molding filter |
| 02/24/1988 | EP0256772A1 Method of and apparatus for forming filter element |
| 02/24/1988 | EP0256534A2 Cartridge filter with flow-conducting elements |
| 02/24/1988 | EP0256501A2 Pressure responsive seamless diaphragm installation |
| 02/24/1988 | EP0256105A1 Filter, in particular for a paint recycling installation |
| 02/23/1988 | US4726900 Stacked sheet filter element |
| 02/23/1988 | CA1233129A1 Pressure filters |
| 02/16/1988 | US4725364 Laminar flow filtration process |
| 02/16/1988 | US4725356 For liquids or gases |
| 02/16/1988 | US4725354 For water treatment; disposable cartridge |
| 02/16/1988 | US4725323 Forming polyethylene foam gasket, melt bonding |
| 02/16/1988 | US4725292 Endless belt, vacuum |
| 02/03/1988 | EP0255015A1 Liquid purification installation |
| 02/03/1988 | EP0254907A1 Filter element for a Kelly-filter |
| 02/02/1988 | US4722794 Straining and stop valve |
| 01/28/1988 | WO1988000614A1 Recovery of material |
| 01/28/1988 | WO1988000494A1 Cleaning of filters |
| 01/28/1988 | EP0238510A4 Water filtering system. |
| 01/28/1988 | DE3641331C1 Liquid filter, in particular oil filter |
| 01/28/1988 | DE3625094A1 Apparatus for filtering out solids from a liquid stream |