| Patents for B01D 50 - Combinations of devices for separating particles from gases or vapours (13,509) |
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| 10/03/2002 | WO2002077537A1 Method and apparatus for cleaning air |
| 10/03/2002 | CA2440551A1 Method and apparatus for cleaning air |
| 10/02/2002 | EP1244509A1 Device for filtering the intake air of internal combustion engines |
| 10/02/2002 | DE10153890A1 Zyklonenstaubsammelvorrichtung für einen Staubsauger Cyclone dust collecting apparatus for a vacuum cleaner |
| 10/02/2002 | CN2513658Y Multifunctional integrated device for desulfurizing and dedusting |
| 09/30/2002 | CA2342993A1 Air cleaner with washable filter |
| 09/30/2002 | CA2342673A1 Air cleaner with coarse filter |
| 09/26/2002 | WO2002074420A1 Oxygen enhanced cda modification to a cdo integrated scrubber |
| 09/26/2002 | US20020134059 Cyclone dust- collecting apparatus for vacuum cleaner |
| 09/25/2002 | EP1204450A4 Powered low restriction air precleaner device and method for providing a clean air flow to an apparatus such as a combustion engine air intake, engine cooling system, ventilation system and cab air intake system |
| 09/25/2002 | CN2512491Y Inducing dusting desulfurizing integrated machine |
| 09/25/2002 | CN2512490Y Submerged boiler smoke purifier |
| 09/19/2002 | US20020131876 Foreign matter removing structure in a fluid circuit and a compressor therewith |
| 09/17/2002 | US6451096 Air cleaner for removing air pollutants by water spray type of dust collecting system |
| 09/12/2002 | US20020124728 Method and apparatus for preventing iron contamination in corrosive service |
| 09/11/2002 | CN2510148Y Atomized vacuum pulse dust collector |
| 09/11/2002 | CN2510147Y Self-cleaning cartridge air filter with forward filtering net |
| 09/11/2002 | CN1368399A Bag-type dusting and wet absorption desulfurizing system |
| 09/11/2002 | CN1368397A Multi-tube dusting and wet absorption desulfurizing system |
| 09/11/2002 | CN1368396A Electrostatic dusting and wet absorption dusulfurizing system |
| 09/04/2002 | EP1235886A1 Flash-pyrolysis in a cyclone |
| 09/04/2002 | CN2508839Y Waste gas washing separator |
| 09/04/2002 | CN2508838Y Ash powder dry type dust separator |
| 08/28/2002 | CN2508308Y Air purifier of paper-money counting implement |
| 08/28/2002 | CN2508123Y Impact water bath and active carbon filter combined three-stage high-efficiency dusting purifying device |
| 08/28/2002 | CN2507549Y Smoke treating device |
| 08/28/2002 | CN2507548Y Venturi and active carbon filter combined three-stage high-efficiency dusting purifying device |
| 08/28/2002 | CN2507547Y Bag filter and active carbon filter combined three-stage high-efficiency dusting purifying device |
| 08/21/2002 | EP1231856A1 Dust and dirt separation assembly |
| 08/20/2002 | US6436160 Dirt cup assembly for vacuum cleaner |
| 08/14/2002 | EP0936887B1 Vacuum cleaner apparatus with at least three stages of dust collection, of the type with a path partially submerged in water and provided with a separation labyrinth |
| 08/14/2002 | CN2505164Y High-efficient dedusting desulfurizing device for boiler |
| 08/14/2002 | CN2505163Y Flue gas dusting and desulfurizing electrostatic tower |
| 08/13/2002 | US6432180 Filter assembly for a vacuum cleaner |
| 08/07/2002 | CN1362277A Electrosatic wet desulfurizing and dust collecting system |
| 08/07/2002 | CN1362276A Multitubular wet desulfurizing and dust collecting system |
| 08/07/2002 | CN1362275A Bag type wet desulfurizing and dust collecting system |
| 07/31/2002 | CN2502772Y Desulfurization dust separating device |
| 07/30/2002 | US6425943 Centrifugally ejecting heavier-than-air particles within air precleaner; pollution control |
| 07/25/2002 | US20020095742 Upright vacuum cleaner with cyclonic air flow |
| 07/18/2002 | DE10102188A1 Arrangement for separating liquid, gas has first separation stage with two-phase flow inlet connector, different separation medium in first and second separation stages and inlet connector |
| 07/11/2002 | WO2002053263A1 Filter apparatus and methods |
| 07/11/2002 | US20020088209 Dirt cup assembly for vacuum cleaner |
| 07/10/2002 | CN2499107Y Cyclone type desulpherizing dust remover |
| 07/10/2002 | CN2499106Y Gas/water separator capable of improving filtered water efficiency |
| 07/04/2002 | WO2002051552A1 Underbooth powder paint collector |
| 07/04/2002 | WO2002051522A1 Particle loading anti-segregation distribution system |
| 07/04/2002 | US20020083831 Process and device for eliminating harmful volatile elements, in particular chlorides and/or sulfates, contained in a stream of particle-laden fumes |
| 07/04/2002 | US20020083692 Filter apparatus and methods |
| 07/03/2002 | EP1219336A1 Method and apparatus for removing harmful volatile elements, especially sulfates and/or chlorides, from a flue gas |
| 07/03/2002 | EP1218091A1 A compact cascade scrubber for scrubbing exhaust gas |
| 06/27/2002 | US20020078668 Underbooth powder paint collector |
| 06/26/2002 | EP1216743A1 Filter system |
| 06/26/2002 | CN2496541Y Dust-precipitating and desulfurizing integration apparatus |
| 06/20/2002 | US20020073849 Bag house elements |
| 06/20/2002 | US20020073663 Bagless dustcup |
| 06/13/2002 | US20020069626 Air filtering device |
| 06/12/2002 | EP1152814A4 Multi-stage vessel and separator/coalescer filter element |
| 06/12/2002 | CN2494694Y Efficient compound fumes purifier |
| 06/11/2002 | US6401295 Upright vacuum cleaner with cyclonic air flow |
| 06/06/2002 | US20020068031 Treating overflow of teritary cyclone in catalytic reduction unit to form an outlet gas and treating the underflow and outlet gas in wet scrubber; no need for a gas solid separator like a ceramic filter therefore economical |
| 06/06/2002 | US20020068024 Particulates are eliminated by means of a dust- collecting apparatus rather than water, therefore no wastewater is produced and corrosion of conduits is reduced |
| 06/06/2002 | US20020066366 Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein |
| 06/05/2002 | EP0797475B1 Separation of particulate from flue gas of fossil fuel combustion and gasification |
| 06/04/2002 | US6398851 Anti-air pollution & energy conservation system for automobiles using leaded or unleaded gasoline, diesel or alternate fuel |
| 06/04/2002 | US6398834 Cyclone type dust collecting apparatus for a vacuum cleaner |
| 05/29/2002 | DE10100896C1 Air extraction, from oriented strand board press, has a sieve to separate gas/solid phase from liquid in suction lines and grinder and sieve following cyclone separator for trouble-free disposal of impurities in extracted air |
| 05/29/2002 | CN2493277Y Desulfurizing smoke eliminating dust remover |
| 05/29/2002 | CN2493276Y Desulfurizing dust remover |
| 05/23/2002 | US20020060015 Catalytic processing of organic compounds for fuels and for other uses |
| 05/22/2002 | CN1350116A Air-filtering device for air-suction of engine |
| 05/22/2002 | CN1350115A Air filtering device for air-suction of engine |
| 05/21/2002 | US6391101 Separator with multiple function vanes for a vacuum cleaner apparatus |
| 05/16/2002 | WO2002038248A1 Serviceable air-filter/oil separator assembly |
| 05/15/2002 | EP1204450A1 Powered low restriction air precleaner device and method for providing a clean air flow to an apparatus such as a combustion engine air intake, engine cooling system, ventilation system and cab air intake system |
| 05/15/2002 | EP0986720B1 Method for charging the combustion unit of a coal-fuelled power station |
| 05/15/2002 | CN2491095Y Efficiency multi-tube strengthening membrane type pneumatic impact desulfating duster |
| 05/15/2002 | CN1084640C Mist collector arrangement for gas washers |
| 05/14/2002 | US6387333 Gas purifying system |
| 05/14/2002 | US6387165 Airborne molecular contaminant removing apparatus |
| 05/08/2002 | CN2489859Y Wet dust separater |
| 05/07/2002 | US6383383 Combination cyclonic separator and multi-stage filter and pump |
| 05/07/2002 | US6383266 Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein |
| 05/07/2002 | US6383263 Separation of solid particles fro turbulent high teperature gas streams |
| 05/02/2002 | EP0812838B1 Pyridonecarboxylic acid derivative substituted by bicyclic amino group, ester thereof, salt thereof, and bicyclic amine as intermediate therefor |
| 04/24/2002 | EP0946251B1 Device for separating from a gas stream liquids and/or solid matters or gases having a different specific weight |
| 04/24/2002 | CN2487434Y Multifunctional air purifier |
| 04/23/2002 | US6375719 Methods for air handling in buildings and clean rooms |
| 04/23/2002 | US6375717 Filter device for office copiers and printers that is easily replaceable and that eliminates smells such as from ozone; oil in foam rubber pad |
| 04/23/2002 | US6375696 Bagless, having a dirt collecting system including a latch to seal a positively pressurized dirt cup |
| 04/18/2002 | WO2002030545A1 Filter system comprising a preliminary filter element |
| 04/18/2002 | DE10050651A1 Air filter system of main and pre-filters uses vacuum-loaded pre-filter flap adjustably swiveled into and out of air flow channel as function of intake pressure and engine power. |
| 04/16/2002 | US6372005 Air filtering device |
| 04/10/2002 | EP1195125A2 Vacuum cleaner with 2-stage separation |
| 04/09/2002 | US6368386 Cleaning intake air of a gas turbine |
| 04/04/2002 | WO2002026358A1 Pollutant emission control |
| 04/04/2002 | DE10046282A1 Cyclone filter for separating dust from dust-charged gases has slit-like inflow opening extending over entire height of pipe housing to open into annular space between pipe housing and immersion pipe which encloses filter insert |
| 04/03/2002 | CN2484104Y Fume purifying apparatus |
| 03/27/2002 | EP1190757A1 Electro-filter system |
| 03/27/2002 | EP1189674A1 Improved vacuum cleaner |