| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 03/02/1993 | US5190666 Method and apparatus for filtering a plurality of samples through a filter with indexing of the filter |
| 03/02/1993 | US5190571 Inorganic fibers, tunnels |
| 03/02/1993 | US5190570 Combined decorative flower pot and air filter |
| 03/02/1993 | US5190321 Arrangement for mounting a tube or member provided with a flange |
| 02/25/1993 | DE4128062A1 Fanfold gas filter with equal spacing between folds - having flexible fold support |
| 02/25/1993 | DE4128038A1 Continuously cleaned air filtering device - for fine particle removal esp. from air supplied to locomotives or carriages |
| 02/24/1993 | EP0528682A1 Filter and a device for manufaturing the same |
| 02/24/1993 | EP0528545A1 Filter |
| 02/24/1993 | EP0528161A1 Coke-filter |
| 02/24/1993 | CN2127324Y Energy-saving dry duster |
| 02/23/1993 | US5188646 Air cleaner comprising four sides frames with T-shaped projection male section and slots in female section to lock together |
| 02/23/1993 | US5188644 Filter, bag and method |
| 02/21/1993 | CA2076353A1 Filter and a device for manufacturing the same |
| 02/20/1993 | CA2049457A1 Vent filter unit |
| 02/18/1993 | WO1993002768A1 A method for purifying gas distribution systems |
| 02/18/1993 | DE4126733A1 Determining air filter contamination from radial velocity profile - using Hall effect sensor on fan motor for detecting movement of permanent magnet on deflected cantilever |
| 02/10/1993 | EP0044310B2 Work piece powder coating installation including a cabin to temporary receive the work piece |
| 02/10/1993 | CN2126813Y 过滤器 Filter |
| 02/09/1993 | US5185190 Cylindrical filters and their manufacture |
| 02/09/1993 | US5185019 Filtering apparatus |
| 02/09/1993 | US5185018 Structural fibrosics |
| 02/09/1993 | US5184480 Accumulator for vehicle air conditioning system |
| 02/03/1993 | EP0525417A1 Dust collection with programmable cleaning air control |
| 02/02/1993 | US5183608 Method of making diesel particulate filters |
| 02/02/1993 | US5183488 Multi-stage filter frame assembly |
| 02/02/1993 | US5182832 Air filter cleaning apparatus |
| 02/02/1993 | CA2070917A1 Heated cellular structures |
| 01/27/1993 | CN2126622Y Point-rest type filter without division plate |
| 01/26/1993 | US5181945 High-temperature fabric filter media |
| 01/26/1993 | US5181943 Process and apparatus for separating liquid ash |
| 01/26/1993 | CA1313148C Cartridge filter mounting apparatus |
| 01/21/1993 | DE4123962A1 Fluidised bed bag filter - for simultaneous dust and noxious gas removal from industrial waste gas |
| 01/19/1993 | US5180557 Filtration system with apparatus for altering magnetic properties of particles |
| 01/19/1993 | US5180110 Blow tube removal |
| 01/19/1993 | US5179778 Method and means for producing disks of tightly packed on-end aligned fibers |
| 01/16/1993 | CA2053144A1 Filter frame |
| 01/14/1993 | DE4121809A1 Perforated screen-contg. moving granule packed bed - partic. for removal of sulphur di:oxide, nitrogen oxide(s) from smoke, or carbon from exhaust gas |
| 01/13/1993 | EP0522692A2 Filter |
| 01/13/1993 | EP0522245A1 Soot particle filter |
| 01/13/1993 | CN1067827A 纤尘过滤器 Free of dust filter |
| 01/12/1993 | US5178760 Fluid filter construction with a corrugated and tapered filter strip |
| 01/12/1993 | US5178655 Vacuum cleaning device |
| 01/12/1993 | US5178652 Method and apparatus for guiding process gas in a filter |
| 01/12/1993 | US5178651 Method for purifying gas distribution systems |
| 01/12/1993 | US5177876 Reactor installation for countercurrent treatment of gases and bulk solids |
| 01/07/1993 | WO1993000149A1 Environment treatment |
| 01/07/1993 | DE4212955A1 Gas or liq. filter body for biological water cleaning - has spaced wall sections forming groups of passageways |
| 01/07/1993 | DE4122241A1 Domed filter for medical and technical applications - comprises membrane and hydrophobic weave shaped by underlying core, with plastic ribs on both sides of filter face for strength |
| 01/07/1993 | CA2111576A1 Environment treatment |
| 01/06/1993 | CN1067731A Steam condensate drainage device for steam piping system |
| 01/05/1993 | US5176727 Porous ceramic plate, for kitchen exhaust duct |
| 01/05/1993 | US5176726 Dust collectors |
| 01/05/1993 | CA1312220C Individual filter bag monitoring system for baghouses |
| 12/30/1992 | EP0520953A1 Apparatus for moving and treating particles |
| 12/30/1992 | EP0520737A1 Filter assembly with a spin welded end cap |
| 12/30/1992 | EP0520542A1 Damper for use in connection with air filtering plant |
| 12/30/1992 | CN1067392A Air filter |
| 12/29/1992 | US5174797 Fiber collector |
| 12/29/1992 | CA2072532A1 Filter assembly with a spin welded end cap |
| 12/29/1992 | CA1312019C Nested, recirculating-fiber filter |
| 12/23/1992 | WO1992022375A1 Steam condensate drainage device for a steam piping system |
| 12/23/1992 | CN2125442U Net disc fixed internal suction dust remover |
| 12/23/1992 | CN1019548B Step-shaped modular bag-type dust collector |
| 12/22/1992 | US5173098 Wire filter cage |
| 12/22/1992 | CA1311696C Apparatus for collecting dust from gas |
| 12/22/1992 | CA1311695C Smart controller for reverse pulse air filter |
| 12/22/1992 | CA1311627C Apparatus for extracting hot gas samples from a reaction vessel |
| 12/17/1992 | DE4201676C1 Exhaust gas particle filter - has a filter element contg. stacked filter plates, support slots and tensioning frame for holding the filter elements, and avoids any leakage problems |
| 12/16/1992 | CN2124755U Low-noise high-efficient dust-extraction set |
| 12/15/1992 | US5171342 Air pollution control |
| 12/15/1992 | US5171338 Gas filter installation with improved unclogging means |
| 12/15/1992 | US5171337 Exhaust particulate filter |
| 12/10/1992 | WO1992021428A1 Air filter device |
| 12/10/1992 | DE4217411A1 Filter mit rotierendem reinigungs-spritzduesenrohr Filter with a rotating cleaning-spritzduesenrohr |
| 12/10/1992 | DE4118641A1 Dust filter assembly - has filter inserts which are positioned, removed and held by locating rails and secured hinged frame |
| 12/10/1992 | DE4118630A1 Recovery of solvent chemicals from filter inserts - comprises cutting up inserts within a sealed container, passing to a solvent condenser and collecting the vapours |
| 12/03/1992 | DE4117550A1 Plate filter insert - has concertina-folded sheet material where outer edges are held in place against frame to prevent leakage of unfiltered air |
| 12/02/1992 | EP0515878A2 Cleaning of high temperature high pressure (HTHP) gases |
| 12/02/1992 | EP0515776A1 Soot filter candle for Diesel engines |
| 12/02/1992 | CN2123359U Bag type dust-remover with counter blowing function |
| 12/01/1992 | US5167908 Device for recombination of hydrogen and oxygen |
| 12/01/1992 | US5167818 Reinforced filtering hose |
| 12/01/1992 | US5167740 Method of making a filter insert of nonwoven material in the form of a pleated pack |
| 12/01/1992 | US5167683 Intake air filter for the internal combustion engine of a motor vehicle |
| 12/01/1992 | US5167677 Variable air filter system for convection and ventilation air flows |
| 12/01/1992 | US5167676 Back-flushing with pulse of hot combustion gas |
| 11/25/1992 | EP0515045A1 Process for manufacturing a self-supporting filter unit and self-supporting filter unit |
| 11/25/1992 | CN2122678U 消烟器 Smoke control |
| 11/25/1992 | CN2122677U Elevating rotary back-blow device for bag dust-remover |
| 11/24/1992 | US5165900 Moving bed gas/solids contact apparatus |
| 11/24/1992 | US5165395 Ultra-violet germicidal mask system |
| 11/24/1992 | CA1310589C Filter for gases |
| 11/21/1992 | CA2068911A1 Separation of pollutants in the incineration of municipal solid waste |
| 11/19/1992 | DE4115986A1 Air filter element securing system - uses parallel hinging members moved into over-centre position |
| 11/17/1992 | US5163984 Filter element |
| 11/12/1992 | WO1992019377A1 Laboratory dryer with hydrophilic exhaust filter |
| 11/12/1992 | DE4115354A1 Chemical absorption of gas components from gas stream - by introducing raw gas and fresh adsorbent into filter chambers formed from woven fabric pipes and recirculating adsorbent in dust form |
| 11/12/1992 | DE4115313A1 Reduced size compact filter for harmful aerosols and gases - has active carbon filter bed compressed by springs with several filter stages arranged in series |
| 11/04/1992 | EP0511725A2 Tube filter |
| 11/03/1992 | US5160708 Dry type simultaneous desulfurization and dedusting apparatus and method of operation therefor |