| 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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| 05/19/1993 | CN1020794C Recoil filter valve |
| 05/18/1993 | US5211851 Purification |
| 05/18/1993 | US5211846 Replacement filter cartridge assembly |
| 05/18/1993 | US5211845 Filter housing |
| 05/18/1993 | CA1317895C High surface area filter cartridge |
| 05/16/1993 | WO1993009862A1 Pleated poly(tetra-fluoro ethylene) filter medium and support |
| 05/16/1993 | CA2108901A1 Pleated poly (tetra-fluoro ethylene) filter medium and support |
| 05/13/1993 | DE4136945A1 Waste water filter - has filter sack with closure at the mounting to upper tapered inflow container |
| 05/13/1993 | DE4136898A1 Sieve screen panel which is readily replaceable - formed of interlocking self-anchoring elements of resilient rubber material |
| 05/13/1993 | DE4135010A1 Filtering solid particles from liquids e.g. metal working lubricants - by tilting bath contg. fluid bearing metal chippings, when specified depth is reach allowing filter panel to be advanced and substd. by new section from same roll |
| 05/12/1993 | EP0540794A1 Liquid filter assembly |
| 05/12/1993 | EP0540546A1 Filter for thermoplastic material. |
| 05/12/1993 | CN2132556Y Filter of liquid for industry |
| 05/12/1993 | CN1020637C Separation of wort from mash |
| 05/11/1993 | US5209844 Hot gas filter with jet pulse cleaning |
| 05/11/1993 | US5209841 Filter belt arrangement for pressurized chamber filter |
| 05/11/1993 | CA1317552C Effective diffuser/thickener screen backflushing |
| 05/05/1993 | EP0539874A1 Filter apparatus for separating solides particles from a liquid |
| 05/05/1993 | EP0539467A1 Improved dewatering system for sludge removal. |
| 05/04/1993 | US5208161 Breakable seal; microorganisms in foods |
| 05/04/1993 | US5207930 Cylinder housings for supporting cartridges, coils for separation of particles |
| 05/04/1993 | US5207907 Compact apparatus for treating sludge by draining and pressing |
| 05/04/1993 | US5207905 Baffle assembly for air and water backwash of a media filter |
| 05/04/1993 | US5207896 Wastewater treatment mechanism |
| 05/04/1993 | US5207856 Apparatus for making a filter support tube |
| 05/04/1993 | US5207812 Filter cartridge |
| 05/04/1993 | CA1317235C Filtering system |
| 04/29/1993 | WO1993007959A1 Ceramic filtering element for tangential flow filtration of liquids and gasses |
| 04/29/1993 | WO1993007944A2 Filtering element and machine for its manufacture |
| 04/28/1993 | EP0538602A2 Filter with a filter cassette, process for its construction and filter-cassette for such a filter |
| 04/27/1993 | US5205989 Pivotable member that secures multi-well filtration plate to housing |
| 04/27/1993 | US5205938 High dirt capacity, resistant to aromatic fluids |
| 04/27/1993 | US5205930 Screw press for separating manure into wet and dry phases |
| 04/27/1993 | CA1316834C Injection molding filter |
| 04/22/1993 | DE4133974A1 Filtration system to separate undissolved materials - for continual on=line sampling esp. water effluent has multilayered woven fabric filter |
| 04/21/1993 | EP0537521A1 Liquid filter |
| 04/21/1993 | EP0537520A1 Liquid filter |
| 04/21/1993 | EP0537230A1 Filter for liquids with a pressurized container and a filtering cartridge driven by a vertical shaft. |
| 04/21/1993 | CN2130106Y Continous constant pressure mocro porous tube crude and fine filting combined filter |
| 04/21/1993 | CN1071096A Engine oil filter and its prodction |
| 04/21/1993 | CN1071094A Continuous pressure filter |
| 04/20/1993 | US5203998 Permanent backwashable filter structure |
| 04/20/1993 | CA1316464C Spiral wrapped fluid treatment element |
| 04/20/1993 | CA1316463C Filter cartridge with improved flow conducting |
| 04/20/1993 | CA1316462C Method for the manufacture of plates, filter plate, and suction drier |
| 04/15/1993 | WO1993007334A1 Method of manufacturing a screen product and a screen product manufactured by the method |
| 04/15/1993 | WO1993006912A1 Laminated filter medium, method of making said medium, and filter using said medium |
| 04/15/1993 | WO1993006908A1 Filter matting for a reversible-flow filter |
| 04/15/1993 | DE4205232C1 Reduced pressure filter appts. for cleansing liquids - includes dirt for dirty liq. chamber for cleansed liq. and filter band running along filter base |
| 04/15/1993 | DE4202345C1 Granulation water tank for plastic granular material dewatering unit - has top inlet, sieve unit, bottom outlet, pump, cleansing rotor, nozzle jet etc. |
| 04/15/1993 | DE4133646A1 Self cleaning filter for polymer melts - has cleaning head which is moved along filter and which locally reverses polymer flow to carry contaminants to waste |
| 04/15/1993 | CA2120250A1 Method of manufacturing a screen product and a screen product manufactured by the method |
| 04/14/1993 | EP0536359A1 Filter-change module. |
| 04/14/1993 | CN1070837A Screen with surface having projections or depressions |
| 04/13/1993 | USRE34218 Easily-cleanable filters |
| 04/13/1993 | US5202021 Integrated molded collar, filter bag, cage and locking ring assembly for baghouses |
| 04/13/1993 | US5202020 Liquid filtering device for swimming pools in particular |
| 04/13/1993 | US5202019 Device for the mechanical separation of insoluble solids from a liquid containing said solids |
| 04/13/1993 | US5201423 Fiber suspensions sorter having a plurality of screen baskets |
| 04/13/1993 | CA1316145C Two stage rotary pulp screening device |
| 04/13/1993 | CA1316121C Filter construction and method for the formation of a filter |
| 04/13/1993 | CA1316120C Filter |
| 04/12/1993 | WO1993006909A1 Filter with direct flush cleaning |
| 04/12/1993 | CA2097921A1 Filter with direct flush cleaning |
| 04/08/1993 | DE4224648A1 Dewatering of liq.-solid mixtures using pressure and heat - by forming vapour phase above mixt. and forcing filtrate through underlying filter surface in mainly liq. form |
| 04/07/1993 | EP0535831A2 Fuel filter |
| 04/07/1993 | EP0535046A1 Filter screen and method for repairing it. |
| 04/07/1993 | EP0534985A1 Water purification system with filter cleaning mechanism |
| 04/06/1993 | US5200077 Backflushable rotary melt polymer filter apparatus |
| 04/06/1993 | US5200072 Screen plates and methods of manufacture |
| 04/06/1993 | US5200067 Device for mounting a filter element |
| 04/06/1993 | US5199458 Multi-way valve |
| 04/06/1993 | CA1315711C Flexible filter bag and method of fabrication |
| 04/06/1993 | CA1315707C Blood filter |
| 04/01/1993 | WO1993006299A1 An arrangement and a method for concentrating a suspension |
| 04/01/1993 | WO1993005861A1 Water filtration |
| 04/01/1993 | WO1993005860A1 Back washable filter element |
| 04/01/1993 | DE4224641A1 Appts. for disposal of waste water from abattoirs, cattle loading areas etc. - where water is collected in tank divided by filter surface so that water passes through filter to outlet while solids are retained and removed by a conveyor |
| 04/01/1993 | DE4131407A1 Modular membrane structure with ceramic membranes used in filtration units - includes multichannel element or several tubes forming a ceramic body externally sealed in a glaze |
| 04/01/1993 | CA2120010A1 An arrangement and a method for concentrating a suspension |
| 04/01/1993 | CA2119361A1 Water filtration |
| 03/31/1993 | EP0534085A2 Presurized chamber liquid filter |
| 03/30/1993 | US5198113 A filter in a casing above the depth of liquid to filter solids |
| 03/30/1993 | US5198111 Filter with reciprocating cleaner unit |
| 03/30/1993 | US5198107 Oil filter |
| 03/30/1993 | US5198007 Filter including a porous discriminating layer on a fused single crystal acicular ceramic support, and method for making the same |
| 03/24/1993 | EP0533349A1 Separator screen |
| 03/24/1993 | EP0532633A1 Method for producing high solids slurries of clay water products. |
| 03/24/1993 | EP0220324B1 Polymer filtering apparatus |
| 03/24/1993 | CN2128555Y Vibrating filter dewatering machine |
| 03/23/1993 | US5196119 Filtering system utilizing rotational flow and dual chambers |
| 03/23/1993 | US5196118 Percussion tool fluid filter apparatus |
| 03/23/1993 | CA1314819C Dynamic filter apparatus and method |
| 03/23/1993 | CA1314817C Filter for hot melt adhesive |
| 03/18/1993 | WO1993004849A1 Process for preventing runs in the filter wrap of a draining element |
| 03/18/1993 | WO1993004762A1 Candle precoated filter for residual volume filtration |
| 03/18/1993 | WO1993004761A1 Air filter |
| 03/18/1993 | DE4230825A1 Filter back-flushing control for liq.-solid filtration systems - using differential pressure monitoring corrected for flow-rate and viscosity variation |
| 03/18/1993 | DE4131099A1 Porous components e.g. pipes for dewatering uses |
| 03/18/1993 | DE4130722A1 Filter appts. for periodic sepn. of suspensions in municipal installations - has inclined surfaces for angled filtration fluid flow, and sepd. non-porous parallel surfaces for removed cake to slide down, avoiding redispersion |