| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 10/13/1993 | EP0564967A1 Process and apparatus for the production of a filter having the form of a honeycomb |
| 10/13/1993 | EP0483173B1 An apparatus for separating particulate material from high-temperature gases |
| 10/12/1993 | US5252207 Wrap member having openings |
| 10/12/1993 | US5252204 Unimold filter |
| 10/12/1993 | US5252124 Alternated apparatus comprising rotatable drum, a burner for combustion, drying and separator to purification; efficiency; heat exchangers |
| 10/12/1993 | US5252111 Expandable multi-ply obliquely oriented honeycomb filter media |
| 10/12/1993 | US5252034 For use in cooperative arrangement with a gas compressor system |
| 10/12/1993 | US5251763 Conveying apparatus and separation apparatus |
| 10/12/1993 | US5251458 Extending the working depth |
| 10/12/1993 | US5251384 Fluidized bed apparatus including double chamber cartridge filter system |
| 10/12/1993 | CA2007287C Filter system for a fluid bed granulator/dryer |
| 10/12/1993 | CA1322974C Inverse flow depth filter assembly |
| 10/12/1993 | CA1322973C Thermally formed stacked disc filter |
| 10/12/1993 | CA1322963C Honeycomb structure and method of producing the same |
| 10/11/1993 | CA2071313A1 Connector for sealing stacked filter elements |
| 10/09/1993 | CA2086697A1 High temperature filter bag support rings |
| 10/07/1993 | DE4211529A1 Filterelement mit einem formstabilen, durchlässig-porösen Kunststoff-Formkörper Filter element with a rigid, porous-permeable plastic moldings |
| 10/07/1993 | DE4211303A1 Paper filter for dust extractor for collecting precious metal dust - has parallel adjacent filter bags fastened to common support frame in suction opening of unit to cover its intake cross=section |
| 10/06/1993 | EP0473772B1 Filtering and pressure stabilising device for a variable flow-rate ventilating installation |
| 10/06/1993 | CN1076874A High efficiency dust remover by magnetization adsorption |
| 10/05/1993 | USH1240 High efficiency particulate air filter and charcoal filter bed placed side by side to minimize thickness |
| 10/05/1993 | US5250094 Fiber media composed of ceramic, glass and metallic thermoconductive fibers; longitudinal pleats define internal flow passageway |
| 09/30/1993 | WO1993018843A1 Method and apparatus for the treatment of gas streams |
| 09/30/1993 | WO1993018841A1 Ceramic filter construction and methods of filtering using such construction |
| 09/30/1993 | DE4208200C1 Dust filter bag change - has cylindrical unit passed over the bag for removal and disposal in package without dust escape |
| 09/29/1993 | EP0562597A1 Fiber-reinforced porous body and particulate trap filter composed of the same |
| 09/29/1993 | EP0562502A1 Built-in filter cartridge |
| 09/29/1993 | EP0562501A2 Support for tubular particle filter |
| 09/29/1993 | EP0562412A2 Process and device for separating soot particles from exhaust-gas stream |
| 09/29/1993 | CN2142748Y Automatic-rolling air-filtering device capable of cleaning filtering-material |
| 09/28/1993 | US5248482 Diesel particulate trap of perforated tubes wrapped with cross-wound inorganic yarn to form four-sided filter traps |
| 09/28/1993 | US5248481 Diesel particulate trap of perforated tubes having laterally offset cross-wound wraps of inorganic yarn |
| 09/28/1993 | US5248323 Vacuum cleaner and filter thereof |
| 09/28/1993 | CA1322535C Air filter assembly |
| 09/23/1993 | DE4208862A1 Pleated filter element esp. for air filter - has adhesive layer on pleat side edges |
| 09/22/1993 | EP0561001A1 Laminated filter medium, method of making said medium, and filter using said medium |
| 09/22/1993 | EP0560955A1 Filter matting for a reversible-flow filter |
| 09/22/1993 | EP0404889B1 Phase-separating element |
| 09/22/1993 | CN2142362Y Air filter for perfusion device |
| 09/21/1993 | US5246474 Process for manufacturing a self-supporting filter unit |
| 09/21/1993 | US5246472 Apparatus for filtering engine exhaust |
| 09/21/1993 | US5246357 Screw compressor with oil-gas separation means |
| 09/18/1993 | CA2091330A1 Powder collection method and apparatus with isolated filter pulsing and compression mounted cartridges |
| 09/16/1993 | WO1993017801A1 Mobile filter apparatus |
| 09/16/1993 | WO1993017777A1 Filter element for the filtration of fluids |
| 09/16/1993 | DE4229723C1 Regeneratable filter unit of modular structure - for particle removal from diesel exhaust gas |
| 09/16/1993 | DE4220560C1 Gravimetric dust measuring device - has filter holder fitted with lids to form transport container |
| 09/16/1993 | DE4208199A1 Dust cleaning device for bag filter - provides low dust conditions during support basket changing |
| 09/16/1993 | DE4208197A1 Dust extn. device for bag filter - provides low dust conditions during changing of support basket |
| 09/16/1993 | CA2128709A1 Filter element for the filtration of fluids |
| 09/15/1993 | EP0560012A1 Cassette filter |
| 09/15/1993 | EP0559907A1 Self-heating filter |
| 09/15/1993 | CN1076267A Apparatus for removing dust from air filter in air conditioner |
| 09/15/1993 | CN1076138A Filtor and units of same |
| 09/14/1993 | US5244480 High efficiency particulate air filter ventilation system with air conditioning unit and environmental monitoring unit |
| 09/14/1993 | CA2009020C Multi-candle fiber mist eliminator |
| 09/14/1993 | CA1322181C Air filter with removable bridge assembly |
| 09/14/1993 | CA1322180C In-line filter assembly for compressed air |
| 09/13/1993 | CA2089016A1 Polyester bag filter |
| 09/09/1993 | DE4206738A1 Filterelement zum filtern von fluiden, insbesondere zum filtern von luft A filter element for filtering fluids, particularly for filtering air |
| 09/08/1993 | EP0558919A1 Process and device for cleaning a filter |
| 09/08/1993 | EP0558917A1 Filter apparatus comprising a casing with filter elements |
| 09/08/1993 | CN1075898A An apparatus for filtering solid particles from a fluid |
| 09/08/1993 | CN1075897A Partitionless air filter |
| 09/07/1993 | US5242475 Oil separator and cone inlet diffuser |
| 09/07/1993 | US5242474 Dual mode laser smoke evacuation system with sequential filter monitor and vacuum compensation |
| 09/07/1993 | US5242472 Flow restrictor in a pulse cleaning system |
| 09/02/1993 | WO1993016749A1 Filtering device for connection to the respiratory tract of a person and the use thereof |
| 09/02/1993 | CA2130549A1 Filtering device for connection to the respiratory tract of a person and the use thereof |
| 09/01/1993 | EP0558091A1 Filtration apparatus |
| 09/01/1993 | CN1021955C Serially connected dust filter for mine ventilation |
| 08/31/1993 | US5240605 Spiral filter |
| 08/31/1993 | US5240540 Method for producing filter element |
| 08/31/1993 | US5240487 Warm air register filter and scent dispenser |
| 08/31/1993 | US5240484 Antimicrobial vacuum cleaner bag |
| 08/31/1993 | US5240479 Pleated filter media having a continuous bead of adhesive between layers of filtering material |
| 08/31/1993 | US5240478 Self-contained, portable room air treatment apparatus and method therefore |
| 08/31/1993 | CA1321762C Filter for the separation of oily fumes |
| 08/26/1993 | DE4229135C1 Soot filter for diesel engines - assembled from interlocking and sealing flanged filter plates |
| 08/26/1993 | DE4205134A1 Filter mechanism for cleaning exhaust gases, esp. from diesel engines - includes changeover valves at inlets to filter elements to allow these to be fed with exhaust gas or regeneration medium in required sequence |
| 08/25/1993 | EP0556935A2 Elutriator |
| 08/25/1993 | EP0556932A1 Method of producing a filter element |
| 08/25/1993 | EP0437511B1 Disposable air filter |
| 08/24/1993 | US5238717 End caps for filter elements |
| 08/24/1993 | US5238478 Ceramic filter element and method of manufacture |
| 08/24/1993 | US5238477 Hepa filter unit having a metallic membrane |
| 08/24/1993 | US5238474 Filtration arrangement |
| 08/24/1993 | US5238473 Rotating air filter cleaning arrangement |
| 08/24/1993 | CA1321558C Sealing arrangement for inlet air filter |
| 08/24/1993 | CA1321552C Filter arrangement |
| 08/22/1993 | CA2072226A1 Air purification system for enclosed arenas |
| 08/19/1993 | WO1993016019A1 Linear gas generating agent and filter construction for gas generator |
| 08/19/1993 | DE4204553A1 Vacuum cleaner with separately replaceable fine filter - has additional odour removing or masking filter |
| 08/18/1993 | EP0556141A2 Air-filtration-module |
| 08/18/1993 | EP0555761A1 Positioning device for air filters |
| 08/17/1993 | US5236480 Air filter for workstations and methods of making and using such air filter |
| 08/17/1993 | US5236478 Lint trap unit |
| 08/17/1993 | US5236477 Microcomputer-based control device |
| 08/17/1993 | US5236476 Air purification system for enclosed arenas |
| 08/11/1993 | EP0554886A2 A filtering method of flue gas of a boiler and a filter apparatus for hot gas |