| Patents for B01D 47 - Separating dispersed particles from gases, air or vapours by liquid as separating agent (12,036) |
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| 12/04/2002 | CN2524135Y Oily smoke purifier for kitchen |
| 12/04/2002 | CN2524102Y Water Jetting dusters |
| 12/04/2002 | CN2523487Y High efficiency desulfurizing purifier |
| 12/04/2002 | CN2523486Y Dust collector with toothed water over flow duct |
| 12/03/2002 | US6488774 Trap apparatus |
| 11/28/2002 | US20020174773 Dust Recovery device |
| 11/27/2002 | EP1259306A1 Method and means for filtering an air stream with an aqueous froth |
| 11/27/2002 | CN2522781Y Air-purifying apparatus |
| 11/27/2002 | CN2522768Y Water-carrying smoke-hood oil-fume purifying device |
| 11/27/2002 | CN2522749Y Efficient dust remover |
| 11/27/2002 | CN2522153Y Fan-free cleaner |
| 11/26/2002 | US6485613 Batch-continuous countercurrent mass transfer process |
| 11/26/2002 | US6485548 Method and apparatus for cleaning a gas |
| 11/21/2002 | US20020170429 Oxygen enhanced CDA modification to a CDO integrated scrubber |
| 11/20/2002 | EP1258294A2 Wet scrubber and paint spray booth including the wet scrubber |
| 11/20/2002 | EP1257345A2 Gas purifier device with foam absorbent |
| 11/20/2002 | CN1380129A High-effective desulfurizing and dust-removing method for flue gas and its used mixer |
| 11/20/2002 | CN1380127A Filtering equipment for cleaning air and its method |
| 11/13/2002 | EP0979149B1 Spray nozzle and a process using this nozzle |
| 11/13/2002 | CN1094069C Washing treating method |
| 11/12/2002 | US6478859 Airborne particulate removal apparatus |
| 11/07/2002 | WO2002043838A3 Method for the treatment of waste gas from a cellulose plant |
| 11/06/2002 | CN2519885Y Venturi tube high-efficiency atomizer |
| 11/06/2002 | CN1378054A Fume exhaust device with automatic cleaning negative pressure fan blade wheel function |
| 10/30/2002 | EP1252920A1 Air purifying device |
| 10/30/2002 | EP1251938A1 Discrete venturi gas scrubber system |
| 10/30/2002 | EP1251937A1 Filter assembly for a vacuum cleaner |
| 10/30/2002 | CN2518570Y Small spraying waste gas treatment device |
| 10/30/2002 | CN2518569Y Wet smoke-eliminating and dust-removing device for limekiln |
| 10/29/2002 | US6471919 Apparatus for removing impurities from effluent waste gas streams |
| 10/24/2002 | WO2002083271A1 Washer and method for purifying gases |
| 10/24/2002 | US20020152893 Filter assembly for a vacuum cleaner |
| 10/24/2002 | DE10118961A1 Dusty gas scrubber with overall zero or negative pressure loss, integrates jet pump operated by wash fluid to reduce pressure in gas stream |
| 10/23/2002 | EP1250949A1 Process and device for recovering latent and sensible heat from exhaust gases |
| 10/23/2002 | CN2517998Y Fume and smoke purifier for kitchen |
| 10/23/2002 | CN2517481Y Dume desulfurizing denitrogenation appts. |
| 10/23/2002 | CN2517479Y Foam desulfurizing duster |
| 10/23/2002 | CN1376086A A compact cascade scrubber for scrubbing exhaust gas |
| 10/16/2002 | EP1249279A1 Installation for the elimination of atmospheric emissions of organic solvents used for paint thinning |
| 10/16/2002 | CN2516225Y Smoke cleaning equipment |
| 10/16/2002 | CN1374479A Automatic cooking fumes cleaning machine |
| 10/16/2002 | CN1374148A Integrated liquid column spraying fume desulfurizing and dust eliminating method and apparatus |
| 10/15/2002 | US6464944 Apparatus and method for controlled decomposition oxidation of gaseous pollutants |
| 10/09/2002 | CN2515550Y Active impacted wet dust collector |
| 10/09/2002 | CN2514897Y Oil-fume purifier for kitchen |
| 10/09/2002 | CN1373317A Water and air showering smoke dust remover with rotating filter screen and self cleaning function |
| 10/03/2002 | WO2002077537A1 Method and apparatus for cleaning air |
| 10/03/2002 | WO2002076629A1 Scrubber for paint spraying booths |
| 10/03/2002 | US20020143101 Used in paints for painting any type of substrate, e.g. wood, metal, plastic |
| 10/03/2002 | US20020139252 Air purifier |
| 10/03/2002 | CA2441485A1 Scrubber for paint spraying booths |
| 10/03/2002 | CA2440551A1 Method and apparatus for cleaning air |
| 10/02/2002 | EP1244513A1 Distribution of gas and liquid in a contact device |
| 10/02/2002 | EP1244505A1 Liquid distribution in a contact device |
| 10/02/2002 | CN2513659Y System for purifying waste gas |
| 10/02/2002 | CN2513658Y Multifunctional integrated device for desulfurizing and dedusting |
| 10/01/2002 | US6458188 Method and means for air filtration |
| 09/26/2002 | WO2002074420A1 Oxygen enhanced cda modification to a cdo integrated scrubber |
| 09/26/2002 | US20020136885 Contact media for evaporative cooler |
| 09/25/2002 | EP1243328A2 Argon/Oxygen selective x-zeolite |
| 09/25/2002 | CN2513000Y Boiler chimney spray dust removing and desulfurizing device |
| 09/25/2002 | CN2512489Y Multistage washing and spraying high efficiency fume exhaust fan |
| 09/25/2002 | CN2512488Y Multiple noozzle smoke bathing type duster |
| 09/18/2002 | EP1239940A1 Unit for contacting liquid and fumes provided with a safety liquid reserve, and method for feeding said reserve |
| 09/18/2002 | EP1239939A1 Method and device for processing air |
| 09/18/2002 | EP1028791B1 Batch-continuous countercurrent mass exchange process |
| 09/18/2002 | CN1369668A Range-type multifunctional cooker hood |
| 09/17/2002 | US6451092 System and process for agglomeration and processing of carbonaceous fines and dust |
| 09/11/2002 | CN2510760Y Sprinkling-water type cooking-fume exhauster |
| 09/11/2002 | CN2510149Y Double helical-blade guiding dust-collection and desulfurization apparatus |
| 09/11/2002 | CN2510146Y High-pressure liquid dust-control and smoke prevention system |
| 09/11/2002 | CN2510145Y Paragneiss sweetening impact-type dust collector |
| 09/11/2002 | CN2510144Y Water dust scrubber overflow apparatus |
| 09/11/2002 | CN1368400A Fume-cleaning exhaust system for industrial chimney |
| 09/11/2002 | CN1090519C Venturi scrubber and method with optimized remote spray |
| 09/10/2002 | US6447585 Closed system for volatile organic compound recycling |
| 09/10/2002 | US6447574 System, process and apparatus for removal of pollutants from gaseous streams |
| 09/06/2002 | WO2002068520A1 Biocidal plastics internal elements for mass transfer apparatus |
| 09/05/2002 | DE10104391C1 Process for removing solid particles from coke oven gas during coking comprises subjecting filling gas after cooling with a liquid medium in the region of a collecting line |
| 09/04/2002 | CN2509458Y Flue type centrifugal dust collector |
| 08/28/2002 | CN2508147Y Fat separator for cooking fume extractor |
| 08/28/2002 | CN2507551Y High-efficiency desulfurating device of 'Mashi' duster |
| 08/28/2002 | CN2507546Y Desulfurating dusting smokeless treater for coal-fired boiler |
| 08/28/2002 | CN1365848A Device and process for cleaning tail gas |
| 08/28/2002 | CN1365844A Reverse guide method and apparatus for removing oil soot from air |
| 08/28/2002 | CN1365843A Oil soot remover |
| 08/22/2002 | WO2002007860A3 A method and system for purifying or cleansing a gas stream or gaseous body |
| 08/21/2002 | CN1364651A Fume purifying method and device |
| 08/21/2002 | CN1089265C Flue gas scrubbing apparatus |
| 08/15/2002 | US20020110500 Apparatus and method for controlled decomposition oxidation of gaseous pollutants |
| 08/15/2002 | US20020108497 Using polyoxyalkylene glycol solution |
| 08/15/2002 | US20020108496 Apparatus and method for removing particles from gas expelled during heat treatment process |
| 08/15/2002 | US20020108495 Argon/oxygen selective x-zeolite |
| 08/14/2002 | EP1230969A1 Exhaust gas cleaner |
| 08/14/2002 | EP1230322A1 Method for starting and operating a device for disposal and utilisation of waste materials |
| 08/14/2002 | EP1229993A1 Wet-type purifier for exhausted heating gas |
| 08/14/2002 | CN2505734Y Domestic cooking fume purifier |
| 08/14/2002 | CN2505715Y Spray dust remover for use in dock based on bridge machine |
| 08/14/2002 | CN2505714Y Smoke-eliminating and dust-removing device |
| 08/14/2002 | CN2505713Y Combined desulfurizing dust remover |