| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 04/05/2000 | CN2372594Y Improved oil filter for kitchen ventilator |
| 04/05/2000 | CN2372041Y Filtering element for air purifier |
| 04/05/2000 | CN2372040Y Tension type filtering cloth bag fixing device |
| 04/05/2000 | CN1249698A Predicting logarithmic reduction values |
| 04/05/2000 | CN1050984C Method and apparatus for treatment of waste gas produced when making tobacco-processing industrial products |
| 04/04/2000 | US6045600 Filter cartridge and a method for its manufacture |
| 04/04/2000 | US6045599 Renewable filter |
| 04/04/2000 | US6045598 Filter insert |
| 04/04/2000 | US6045597 Pleated filter with spacer insert |
| 04/04/2000 | US6045596 Filter system to remove a contaminant from a fluid stream |
| 04/04/2000 | US6045595 Dust filter bag |
| 03/30/2000 | DE19944344A1 Air filter whose removable element has integrally cast elastic end rings that provide seals against stubs in the housing |
| 03/28/2000 | US6041741 Multispecies rodent cage |
| 03/28/2000 | US6041469 Dust collector with long fan incorporated therein |
| 03/23/2000 | WO2000016097A1 Method and device for eliminating impurities from the atmosphere, especially in case of breakdowns |
| 03/23/2000 | WO2000000270A9 Pleated filter and a method for making the same |
| 03/23/2000 | DE19944057A1 Cleaning of tubular air filters is carried out during continued operation by reverse-blowing into open ends whilst adjacent ends are partially covered |
| 03/23/2000 | DE19859788C1 Apparatus for monitoring the effectiveness of a gas mask comprises comparing a range of pollution readings rather than relying on a calibrated sensor |
| 03/23/2000 | DE19859628C1 Prevention of salt ingress in offshore wind turbine generators comprises pressurizing generator housing |
| 03/23/2000 | DE19846989C1 Smoking area air purification device for removing nicotine and dust particles in closed spaces draws contaminated air through a preliminary filter into a main filter, forcing the filtered air outside through exhaust openings |
| 03/23/2000 | DE19846916A1 Machine producing pleated filters for e.g. automobiles employs meshing toothed wheels for transport, in which teeth form part of filter material conveying belt passing over one wheel. |
| 03/23/2000 | DE19841079A1 Used sintering dust sorted into two fractions, one fraction then being enriched with iron particles and returned to the process, lowering cost |
| 03/22/2000 | EP0987053A1 Air/oil coalescer with centrifugally assisted drainage |
| 03/22/2000 | EP0986430A1 Method and device for purification of gas |
| 03/22/2000 | EP0835365B1 Intumescent sheet material and paste with organic binder |
| 03/22/2000 | CN2369745Y Filter material support structure for cage filter |
| 03/21/2000 | US6040777 Device and process for indicating the exhaustion of a filter |
| 03/21/2000 | US6039779 Filter element |
| 03/21/2000 | US6039778 Air cleaner assembly |
| 03/21/2000 | US6039777 Air filter device and an automobile having the same |
| 03/21/2000 | CA2121517C Fluid flow filter and method of making same |
| 03/16/2000 | WO2000013767A1 Fluid treatment elements, methods for cleaning fluid treatment elements and methods for treating fluids |
| 03/16/2000 | WO2000013764A1 Novel methods and apparatus for improved filtration of submicron particles |
| 03/16/2000 | DE19841290A1 Luftdurchlässige Geruchssperre Breathable odor barrier |
| 03/16/2000 | CA2343402A1 Fluid treatment elements, methods for cleaning fluid treatment elements and methods for treating fluids |
| 03/15/2000 | EP0985441A1 Air permeable odour seal |
| 03/15/2000 | EP0985439A1 Cleaning device for a rotary cooling air filter |
| 03/15/2000 | EP0984825A1 Method of preparing and maintaining a wet filter |
| 03/15/2000 | EP0708677B1 An apparatus for and a method of filtering gases |
| 03/15/2000 | CN2368589Y Multifunctional special bag dust collector for travelling crane |
| 03/15/2000 | CN1247295A Air cleaning machine |
| 03/15/2000 | CN1247291A Clarifying oil soot exhauster |
| 03/14/2000 | US6036757 Portable room air purifier |
| 03/14/2000 | US6036752 Pleated filter |
| 03/14/2000 | US6036751 High capacity stacked filter media to collect dust particles;high pressure relief valve and pulse air solenoids to backwash filter |
| 03/14/2000 | US6036738 Disinfecting gas filters |
| 03/14/2000 | US6036737 Safety cabinet having easily attachable and detachable transition boot |
| 03/14/2000 | US6036735 Bag for filtration with woven fabrics with glass fibers and fluorinated polymer fabrics |
| 03/14/2000 | US6035851 Method and device for monitoring the condition of a filter in a ventilator |
| 03/14/2000 | US6035628 Pressurized fluidized bed combustion system including control of temperature of flue gases entering a high temperature filter |
| 03/14/2000 | US6035551 Automated air filtration and drying system for waterborne paint and industrial coatings |
| 03/14/2000 | US6035484 H.V.A.C. duct cleaning system compressor |
| 03/09/2000 | WO2000012194A1 Composite filter medium and fluid filters containing same |
| 03/09/2000 | DE19840569A1 Closure device for housing cover |
| 03/09/2000 | DE19840231A1 Continuous manufacture of a filter element with folds involves heating to form folds, retaining the material in a cooling path and fixing the folds |
| 03/09/2000 | DE19840146A1 Air filter for a vehicle air conditioner has a receptacle that can be opened and closed for the filter medium |
| 03/08/2000 | EP0983954A1 Pleating apparatus and methods |
| 03/08/2000 | EP0983785A1 Air filter especially adapted for clean rooms |
| 03/08/2000 | EP0983784A2 Filter, particularly for the use in the area of supply air to interiors |
| 03/08/2000 | EP0983783A1 Apparatus for cleaning dust laden gases |
| 03/08/2000 | EP0983743A2 Dual filter assembly for a vacuum cleaner |
| 03/08/2000 | EP0983120A1 Filter for separating particles from air |
| 03/08/2000 | CN2367380Y Reciprocation driving mechanism for suction mouth of multitube type dust filter |
| 03/07/2000 | US6033639 Method for cleaning process gases |
| 03/07/2000 | US6033455 Repeatedly usable filter frame and filter for fluid using the same |
| 03/07/2000 | US6033454 Air filter assembly |
| 03/07/2000 | US6033453 Re-usable frame support rack for replaceable pleated-media filter core |
| 03/07/2000 | US6033452 Xerographic customer replaceable unit filter and assembly method |
| 03/07/2000 | US6033301 Fan filter unit and a clean room for using the same |
| 03/07/2000 | US6032804 Cyclonic dust collector |
| 03/02/2000 | WO2000010686A1 High filtering efficiency, low energy consumption, and low noise fan filter unit |
| 03/02/2000 | DE19937980A1 Air filter for cleaning air entering motor vehicle's air conditioning system has housing with opening for fitting of filter from one side, and has clamping or gripping element for detachably retaining filter in housing |
| 03/02/2000 | DE19837775A1 Large air/gas filter comprises box-shaped elements, coupled together like carriages, allowing elements to be removed from outside casing |
| 03/02/2000 | DE19837504A1 Regeneratable filter panel for removal of particulates from gases comprises frame containing plaited fabric filter pack cleaned by direct blasting with compressed air |
| 03/02/2000 | DE19831414C1 Filter comprises particle load detector providing continual indication of filter condition in safety-critical applications without interruption to filter operation |
| 03/01/2000 | EP0982069A2 Method of evacuating fine dust particles from a fluidized bed reactor, specifically for oxychlorination of ethylene |
| 03/01/2000 | EP0982062A2 Air filter |
| 03/01/2000 | EP0982061A1 Filters, methods of making a filter, and filtering methods |
| 03/01/2000 | EP0982060A1 Precoat filters and methods |
| 03/01/2000 | EP0688949B1 Air filter device for intake air for an engine |
| 02/29/2000 | US6030484 Production method for laminated air filter |
| 02/29/2000 | US6030437 Gas purifier |
| 02/29/2000 | US6030427 Replaceable air filter apparatus |
| 02/29/2000 | US6030426 Lifting handle for air purifier |
| 02/29/2000 | US6030186 Method and apparatus for minimizing noise from fan filter unit |
| 02/29/2000 | US6029440 Turbulent flow precipitator for combustion in diesel or gasoline engine exhausts |
| 02/29/2000 | US6029309 Vacuum cleaner with dust bag fill detector |
| 02/24/2000 | WO2000009790A1 Dust collecting filter cloth and bag filter |
| 02/24/2000 | WO2000001461A8 Liquid separator for a liquid injected compressor |
| 02/24/2000 | DE19836696A1 Cleansing unit for a rotating cooling air filter, e.g., for agricultural machinery, comprises a housing, an air suction side, a blower, a mantle and a filter |
| 02/23/2000 | EP0921861A4 Filter apparatus with induced voltage electrode |
| 02/23/2000 | CN2364957Y Internal supporting filter cartridge on foldable filter |
| 02/23/2000 | CN2364956Y Bag type dust precipitator on top of cement storage bin |
| 02/22/2000 | US6028296 Regenerative heater of diesel engine particulate trap and diesel engine particulate trap using the same heater |
| 02/22/2000 | US6027759 Simulating a spray painting process by providing a spray gun to produce a paint spray for painting a target downstream; the overspray interacts with a paint filter downstream of the target and the filter holder detects the efficiency |
| 02/22/2000 | US6027697 Dioxins and nitrogen oxides in combustion exhaust gases from waste burning boilers and combustion furnaces are treated with a vanadium oxide based catalyst at comparatively low temperature |
| 02/22/2000 | US6027553 Air filter unit and method for manufacturing the same |
| 02/22/2000 | US6027542 Filter cartridge |
| 02/22/2000 | US6027540 Apparatus for removal of particulate matter from gas streams |
| 02/22/2000 | US6026540 Upright vacuum cleaner with cyclonic airflow |