| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 11/03/1992 | US5160673 Hollow fiber module |
| 11/03/1992 | US5160518 Second chance secondary smoke trap |
| 10/29/1992 | DE4113285A1 Suction filter for sepg. dust laden air - from granular material partic. plastic granules |
| 10/29/1992 | DE4113217A1 Reverse pulse jet cleaning dust filter - using preheated pulse gas to avoid condensation, used for pyrolysis tars in high temp. waste-incinerator smoke-gases |
| 10/28/1992 | EP0510994A1 End caps for filter elements |
| 10/28/1992 | EP0510420A1 Dust collector with re-entrainment prevention walls |
| 10/27/1992 | US5158586 Hepa filter unit having a metallic membrane |
| 10/27/1992 | US5158585 Compressor unit and separator therefor |
| 10/27/1992 | US5157848 Lint collector |
| 10/27/1992 | CA1309215C Vacuum loader and process for removing asbestos and other particulate material |
| 10/24/1992 | WO1992018226A1 Hydrocarbon fueled combustion filter |
| 10/24/1992 | CA2108544A1 Hydrocarbon fueled combustion filter |
| 10/21/1992 | CN1065509A Pneumatic device for cleaning air filters |
| 10/20/1992 | US5156661 Bag filter with thermoplastic tape-sealed sewn seam |
| 10/15/1992 | WO1992017689A1 Diesel particulate trap of perforated tubes wrapped with cross-wound inorganic yarn to form 4-sided filter traps |
| 10/15/1992 | DE4111789A1 Dust filter insert arrangement for filter materials of poor mechanical strength - in which each filter core incorporates support frame, filter sock and core cap which is spray joined to end of sock and frame |
| 10/15/1992 | DE4111447A1 Ring filter for zigzag folded material - divided into separate blocks |
| 10/15/1992 | DE3943505C2 Filter for removal of solid particles from hot gaseous or liq. media |
| 10/14/1992 | EP0508645A2 Filters and filter units |
| 10/14/1992 | EP0508104A1 In-line filter device for compressed air having mist filter and air collector |
| 10/13/1992 | US5154743 Grease extractor |
| 10/07/1992 | CN2117939U Smoke filter |
| 10/06/1992 | US5153153 Sintered ceramic materials based on aluminium titanate, a process for their production and their use |
| 10/06/1992 | US5152890 Filter device |
| 10/06/1992 | US5152815 Type 114 tiered filter |
| 10/06/1992 | CA1308366C Hepa air filter for high temperature environments and method of fabrication |
| 10/01/1992 | WO1992016281A1 Filter |
| 10/01/1992 | DE4109734A1 Single bearing rotating air jet assembly for cleaning filters - in which compressed air is fed to shorter lengths of two diametrically opposed L=shaped jet pipes |
| 09/30/1992 | EP0506571A1 Filtration and communication device between the atmosphere and the interior of a carter |
| 09/30/1992 | EP0506171A1 Pneumatic device for cleaning air filters |
| 09/30/1992 | CN2117201U High efficient impulwse sack filter |
| 09/30/1992 | CA2063881A1 Pneumatic device for cleaning air filters |
| 09/29/1992 | WO1992017266A1 High temperature ceramic particulate filter |
| 09/29/1992 | US5150532 Lid member having a filter medium for a spin dryer |
| 09/29/1992 | CA2107213A1 High temperature ceramic particulate filter |
| 09/29/1992 | CA1308037C Chemical filter |
| 09/28/1992 | CA2064155A1 Filters and filter units |
| 09/23/1992 | EP0504719A1 Exhaust filter and/or catalytic converter |
| 09/23/1992 | EP0504422A1 Self-heating filter |
| 09/23/1992 | EP0504389A1 Composite gas filtering unit. |
| 09/23/1992 | CN2116522U Filter-bag carcass |
| 09/22/1992 | US5149348 Filter system for large containers |
| 09/22/1992 | CA2063684A1 Exhaust gas filter and/or a catalytic converter |
| 09/17/1992 | DE4206812A1 Filter element for diesel engine exhaust - with inclined corrugations for uniform particle sepn. |
| 09/17/1992 | DE4107759A1 Filter assembly partic. for gas flow - requiring limited space for installation and maintenance, has filter pads arranged at right angles to gas flow |
| 09/16/1992 | EP0504092A1 Ultra-high efficiency porous metal filter |
| 09/16/1992 | EP0503449A1 Filter |
| 09/16/1992 | EP0503372A1 Filter apparatus with woven sacs and regeneration device |
| 09/16/1992 | CN2115829U High-temperature high pressure device for separating and filtering of gas and solid |
| 09/16/1992 | CN2115774U Medical tar purifier for high frequency electric knife |
| 09/16/1992 | CN1064418A Screen submerged type duster |
| 09/15/1992 | US5147430 Air scoop screen |
| 09/15/1992 | US5147429 Mobile airborne air cleaning station |
| 09/15/1992 | US5147428 Apparatus for filtering an air stream, in particular for a motor vehicle |
| 09/15/1992 | US5147427 Air filtration system |
| 09/15/1992 | CA1307474C Air filter with high dust-holding capacity |
| 09/09/1992 | EP0502826A1 Filter apparatus for separating carbon black out of exhaust gas |
| 09/09/1992 | CN2115147U Water and oil filter |
| 09/08/1992 | USRE34055 Vertically tiered particle filtering apparatus |
| 09/08/1992 | US5145500 Trimmable range hood filter |
| 09/08/1992 | US5145497 In-line filter device for compressed air having mist filter and air collector |
| 09/08/1992 | US5145496 Centrifugal air cleaner |
| 09/02/1992 | EP0501733A1 Exhaust emission control device |
| 09/02/1992 | EP0501281A2 Exhaust gas treating apparatus |
| 09/02/1992 | EP0501138A1 High temperature gas filter, especially for diesel-suit |
| 09/02/1992 | EP0334922B1 Installation for eliminating condensable noxious matter |
| 09/01/1992 | US5143610 Filter assemblies |
| 09/01/1992 | US5143530 Filtering apparatus |
| 09/01/1992 | US5143528 Lint collector |
| 09/01/1992 | CA1306958C Backflushed air filters |
| 09/01/1992 | CA1306956C Quick-change filter cartridge and head therefor |
| 08/27/1992 | DE4105958A1 Filter element for sepg. solid particles from fluids - consists of porous tubes fitted together to form flat substrate and provided with fine-pored surface filtration layer |
| 08/26/1992 | EP0499677A1 Device for the recombination of hydrogen and oxygen |
| 08/25/1992 | US5141714 Exhaust gas cleaner |
| 08/25/1992 | US5141637 Filter units with end connectors |
| 08/25/1992 | US5141541 Jack top receiver for a vacuum waste removal system |
| 08/25/1992 | US5141540 Low-profile filtration module |
| 08/25/1992 | US5141538 Scrubber for grease exhaust duct |
| 08/25/1992 | US5141309 Apparatus for indicating how dirty an air filter is in a vacuum-cleaning apparatus, in a room filter, etc. |
| 08/18/1992 | US5139546 Nail vapor and dust collection and treatment device |
| 08/18/1992 | US5139370 Apparatus for the continuous disposal of waste materials generated by machines for textile products |
| 08/18/1992 | CA1306423C Air filtration unit |
| 08/12/1992 | EP0498757A1 Process for making an annular filter from a filter material folded into a star shape configuration |
| 08/12/1992 | EP0308470B1 Process for removing dust from a dust-laden gas using a gas-permeable filter element arranged in a container |
| 08/12/1992 | CA2060938A1 Separation of particulate from gases produced by combustion of fossil material |
| 08/11/1992 | US5137557 Suction air filter for combustion engines |
| 08/11/1992 | US5137556 Steam condensate drainage device for a steam piping system |
| 08/11/1992 | CA1306271C Coupling for pressure or vacuum fluid system |
| 08/05/1992 | EP0497732A1 Process and apparatus for eliminating particules from a gaseous current |
| 08/05/1992 | EP0496856A1 Process and device for complete, dry desulphuration of combustion waste gases containing so 2? and dust. |
| 08/05/1992 | CN2111787U Grill-like duster with small filtering bag |
| 07/30/1992 | DE4140478A1 Noxious aerosol concn. monitoring equipment - has test filter and fine filter exposed to gas bleed stream |
| 07/28/1992 | US5133789 Expandable filter assembly |
| 07/28/1992 | US5133105 "V" filter cleaning lance |
| 07/23/1992 | WO1992011924A1 A smoke filter |
| 07/23/1992 | WO1992011921A1 Back flushable filtration device and method of forming and using same |
| 07/22/1992 | EP0296223B1 Nested, recirculating-fiber filter |
| 07/22/1992 | CN1017552B Dust collecting apparatus of flue gas from vertical cement kiln |
| 07/21/1992 | US5131932 Filter replacement indicator |
| 07/21/1992 | US5131931 Filter systems |