| Patents for B01D 50 - Combinations of devices for separating particles from gases or vapours (13,509) |
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| 06/24/1993 | DE4142222A1 Asbestos material disposal - using sealed mobile assembly with lock and working and control areas to maintain inner underpressure |
| 06/23/1993 | CN1073372A Dust-removal device |
| 06/22/1993 | US5221300 Dust separator and filter suitable for use in such a dust separator |
| 06/16/1993 | CN1073121A Wet purifying decice |
| 06/09/1993 | EP0545771A1 Concurrent cyclone extractor |
| 06/08/1993 | CA1318854C Scrubber-exhaust gas conditioner |
| 06/06/1993 | CA2084633A1 Counterflow cyclonic separator extractor |
| 06/01/1993 | US5215560 Air filtering system |
| 06/01/1993 | US5214937 Integral oil separator and muffler |
| 05/26/1993 | CN1072351A Polytetrafluoroethylene porous film prepn. and use thereof |
| 05/19/1993 | CN2133351Y Air purifying unit |
| 05/19/1993 | CN1020676C Method and apparatus for separating fine particulates from mixture of fine particulates and gas |
| 05/18/1993 | CA1317894C Two compartment four stage industrial dust collector |
| 05/12/1993 | CN1071999A Integral oil separator and muffler |
| 05/12/1993 | CN1020549C Dry clarificating technology for smoke of flux hot-dipping zn |
| 05/05/1993 | EP0540459A1 Integral oil separator and muffler |
| 05/05/1993 | CN1020416C Method and equipment for industry smoke comprehensive purifying and dust removing |
| 04/27/1993 | US5205846 Water wash system, and methods of constructing and utilizing same |
| 04/24/1993 | CA2054024A1 Method of filtering coarse and fine debris from an induced fluid stream and apparatus therefor |
| 04/15/1993 | WO1993006910A1 Method and apparatus for sampling air contaminants |
| 04/15/1993 | CA2120924A1 Method and apparatus for sampling air contaminants |
| 04/13/1993 | US5202026 Combined centrifugal force/gravity gas/liquid separator system |
| 04/13/1993 | US5201919 Integral in-line gas scrubber |
| 04/07/1993 | CN1070587A Filtering system for muddy gas |
| 04/06/1993 | US5199963 Dual filtering vacuum system |
| 04/06/1993 | US5199362 Pollution control method and apparatus |
| 04/06/1993 | CA1315710C Method and apparatus for separating fine particulates from a mixture of fine particulates and gas |
| 04/06/1993 | CA1315668C Filter-device and a filter-appliance from such filter-device |
| 04/01/1993 | DE4132242A1 Moist contaminated waste air treatment appts. - includes air cooling station and moisture removal station located downstream |
| 03/24/1993 | EP0368861B1 Method and apparatus for treating process gases |
| 03/17/1993 | EP0532105A2 Dust separator |
| 03/17/1993 | EP0531620A1 Separation of pollutants from flue gas of fossil fuel combustion and gasification |
| 03/17/1993 | CN1069905A Purifying method for boiler smoke and gas and its apparatus |
| 03/09/1993 | US5192345 System and process for the purification treatment of smokes, dusts and exhaust gases after combustion |
| 03/03/1993 | EP0529773A2 Separator |
| 02/27/1993 | CA2068392A1 Separation of pollutants from flue gas of fossil fuel combustion and gasification |
| 02/16/1993 | CA1313578C Central vacuum cleaner with detachable filter assembly |
| 02/09/1993 | US5185019 Filtering apparatus |
| 02/04/1993 | WO1993001890A1 Method and apparatus for separating molten particles from a stream of gas |
| 02/04/1993 | CA2113559A1 Method and apparatus for separating molten particles from a stream of gas |
| 02/03/1993 | EP0525630A2 Polytetrafluoroethylene porous film and preparation and use thereof |
| 01/28/1993 | DE4105849A1 Plant for removal of particles e.g. asbestos dust - has cyclone separator, wet separator, droplet separator and dehumidifier, for reliable removal of particles |
| 01/26/1993 | US5181944 Wet blaster/wet washer |
| 01/26/1993 | US5181943 Process and apparatus for separating liquid ash |
| 01/19/1993 | US5180405 Oily smoke purifying apparatus of central processing system type |
| 01/13/1993 | CN2126547Y Dust-remover for seperating particles from whirlwind |
| 01/12/1993 | US5178653 Droplet separator, scrubbing chamber in space between outer cylinder and distribution cylinder, inwardly turnable partition walls, concentric inner cylinder inside distribution cylinder, whirl flow aperture, concentric drain cylinder |
| 01/07/1993 | EP0521306A2 Method and plant for removing particles |
| 01/05/1993 | US5176726 Dust collectors |
| 12/17/1992 | DE4119123A1 Removal of harmful particles, such as asbestos, from air - by sequential fractionated treatment resulting in small aerosol particles which pass through an aerosol separator where they are electrostatically removed |
| 12/15/1992 | US5171446 Pollutant emission control system |
| 12/09/1992 | CN2124059U Multistage high-efficiency purifier |
| 12/09/1992 | CN2124058U Multi-stage high-efficiency purifier |
| 12/02/1992 | EP0515878A2 Cleaning of high temperature high pressure (HTHP) gases |
| 12/02/1992 | CN2123361U Dust removing purifier |
| 12/02/1992 | CN2123360U Purification equipment for separating lead powder from air |
| 11/26/1992 | DE4117103A1 Sepn. of particles such as asbestos from gas (mixts.) in building demolition operations - by precleaning gas, wet mechanically treating, condensing of residual moisture, ionising particles and drawing to an electrode, etc. |
| 11/03/1992 | US5159820 Oil separator integrally mounted on compressor |
| 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 | EP0509521A1 Multigas scrubber |
| 10/21/1992 | CN2119265U Whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector |
| 10/20/1992 | US5156819 Steam scrubbing system for exhaust gases |
| 10/13/1992 | US5154743 Grease extractor |
| 10/13/1992 | US5154734 Monitoring amount of contaminants removed from waste gas, adjusting parameters for maximum efficiency |
| 10/08/1992 | DE4111031A1 Compact dust collector useful for industrial cleaning or air filtering - has main filter, down-stream safety filter, pre-separator and dust outlet funnel |
| 09/16/1992 | CN1064418A Screen submerged type duster |
| 09/15/1992 | US5147427 Air filtration system |
| 09/09/1992 | CN1064346A Method for universal air purifying and its equipment |
| 09/08/1992 | US5145496 Centrifugal air cleaner |
| 09/02/1992 | EP0334922B1 Installation for eliminating condensable noxious matter |
| 09/01/1992 | US5143530 Filtering apparatus |
| 08/27/1992 | DE4106037A1 Industrial process for removal of powders, dust and aerosols - from exhaust gases, by scrubbing and solids treatment |
| 08/25/1992 | US5141537 Waste gas-purifying device |
| 08/20/1992 | DE4105073A1 Device to clean process air - by condensing and accelerating air using filter so only process air changes direction, and impurities are cooled and condensed |
| 08/12/1992 | CN2112440U Whirlwind composite dust remover with fibre filteration |
| 08/12/1992 | CA2060938A1 Separation of particulate from gases produced by combustion of fossil material |
| 08/05/1992 | EP0496837A1 Separator for a vacuum cleaner system. |
| 08/05/1992 | CN2111788U Fume purifier used in kitchen |
| 08/04/1992 | US5135550 Recirculating water washer means and method |
| 07/22/1992 | CN1062853A Dust purification device |
| 07/14/1992 | US5129125 Cleaning machine |
| 07/14/1992 | US5129124 Cleaning machine |
| 07/08/1992 | CN1017310B Supercooling type purifying apparatus of smoke and fume |
| 06/30/1992 | US5125126 High pressure cleaner equipped with a recovery means for the cleaning liquid and waste |
| 06/24/1992 | CN1062200A Two-step dust removing for boiler smoke and smoke circulation device |
| 06/23/1992 | US5123936 Process and apparatus for the removal of fine particulate matter and vapors from process exhaust air stream |
| 06/16/1992 | US5122169 Chemical recovery scrubbing system |
| 06/11/1992 | DE4038699A1 Pesticide aerosol sepn. for spraying tractor - by heating air between wet separator and absorption stage using heavy duty fan, for clean protective cab air supply |
| 06/09/1992 | US5120333 Recycling system for industrial vacuum machine |
| 06/03/1992 | CN1061541A Mobile and miniature multistage gas purifier |
| 05/20/1992 | CN2104695U Magnetic absorption duster |
| 05/05/1992 | CA1300038C Moisture-removal apparatus |
| 04/29/1992 | EP0482505A1 Vortex-filter combination for the separation of solids dispersed in gases or in vapours |
| 04/29/1992 | EP0482396A1 Filtering apparatus |
| 04/28/1992 | US5108469 Exhaust-air purifying unit |
| 04/23/1992 | CA2053796A1 Filtering apparatus |
| 04/21/1992 | US5106488 Device for separating particles from flowing medium |
| 04/21/1992 | US5106395 Process for avoiding a formation of highly condensed aromatic hydrocarbons and dioxines in combustion system |