| Patents for B03C 3 - Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect (12,140) |
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| 09/15/1992 | US5147423 Corona electrode for electrically charging aerosol particles |
| 09/15/1992 | US5146755 Method for reducing flue gas acid vapor emissions and energy recovery |
| 09/08/1992 | US5144941 Combustion system for suppressing emission of gases believed to cause green-house-effect |
| 09/02/1992 | EP0500752A1 Electrocyclone for gas cleaning |
| 09/01/1992 | US5143524 Vacuum cleaners |
| 08/27/1992 | DE4105214A1 Belt sintering plant waste gas purificn. to reduce dioxin and furan concn. - by removing dust, moistening with aq. hydrogen peroxide and scrubbing, can operate at high temps. of over 250 deg. |
| 08/25/1992 | US5141529 Separating the zone with screen being penetrable by air and light; air cleaners |
| 08/19/1992 | EP0499138A2 An assembly for controlling a voltage pulse feeder in a electrostatic precipitator |
| 08/19/1992 | EP0498862A1 Process and device for cleaning waste gases |
| 08/19/1992 | CN1063626A Rotary static electric air purifier |
| 08/16/1992 | WO1992014970A1 Flue gas conditioning system |
| 08/16/1992 | CA2080485A1 Flue gas conditioning system |
| 08/12/1992 | EP0498020A1 Method and system for handling exhaust gas in a boiler |
| 08/12/1992 | CN2112452U Electric coke tar paving device |
| 08/11/1992 | US5137552 Dust collecting cell |
| 08/11/1992 | US5137546 Process and apparatus for electrostatic purification of dust- and pollutant-containing exhaust gases in multiple-field precipitators |
| 08/11/1992 | US5136854 Centrifugal gas compressor - expander for refrigeration |
| 08/08/1992 | WO1992013641A1 Improved compact hybrid particulate collector (cohpac) |
| 08/06/1992 | DE4102732A1 Wet electrode filter for exhaust gas - has resin bonded plastic pipe pack with earthing strips on outside and with contact holes to inside |
| 07/29/1992 | EP0496092A2 Electrostatic gas cleaner |
| 07/29/1992 | CN2111137U Power supply of high-voltage electrostatic precipitator |
| 07/28/1992 | US5133878 Filters with quaternary ammonium groups made from unsaturated monomers containing amine or quaternary ammonium groups and a polar nonionic monomer |
| 07/28/1992 | US5133190 Electric power plant, cogeneration |
| 07/15/1992 | CN2109892U Force dust cleaning and anti-crystal electrostatic dust collector |
| 07/08/1992 | CN2109259U Ash brush device for cement mill electric suction cleaner |
| 07/08/1992 | CN2109258U Electric suction cleaner |
| 07/07/1992 | US5127347 Method and apparatus for the reduction of solid waste material using coherent radiation |
| 07/02/1992 | DE4041909A1 Short electrical filter for cleaning a particle-laden gas flow - has octagonal pipe outlet superimposed on square pipe inlet |
| 06/30/1992 | US5125936 Emission electrode |
| 06/30/1992 | US5125230 Soot removal from exhaust gas |
| 06/30/1992 | US5125124 Electrostatic dust collector for use in vacuum system |
| 06/24/1992 | CN2107948U Electric dust-collector at store top |
| 06/23/1992 | US5124905 Power supply with feedback circuit for limiting output voltage |
| 06/17/1992 | EP0489867A1 Method and apparatus for making solid waste material environmentally safe using heat. |
| 06/17/1992 | CN2107367U Static dust removing device of concrete stirrer |
| 06/17/1992 | CN2107317U High tension electrostatic dust remover |
| 06/16/1992 | US5122162 Control system for flue gas conditioning |
| 06/16/1992 | US5121601 Diesel engine exhaust oxidizer |
| 06/10/1992 | EP0489699A1 Catalytic exhaust system comprising an external electrostatic filter for the filtering of exhaust gases |
| 06/04/1992 | DE4139474A1 Electro-dust sepn. plant - comprises ioniser to charge dust particles, separator, electrostatic filter and meshed electrodes |
| 06/03/1992 | EP0488822A2 Electret filters |
| 06/03/1992 | EP0241555B1 Method of and apparatus for cleaning air by irradiation of ultraviolet rays |
| 06/03/1992 | CN2106002U Chain net transmission type electric dust remover |
| 05/31/1992 | CA2056579A1 Electret filters |
| 05/20/1992 | EP0485679A1 Method and apparatus for neutralisation of solid suspended particles |
| 05/19/1992 | USRE33927 Air cleaner |
| 05/19/1992 | US5114442 Rapper control system for electrostatic precipitator |
| 05/12/1992 | US5112677 For air filters, metal particles on polymeric sheet |
| 05/06/1992 | EP0483855A1 Method for cleaning closed spaces |
| 05/06/1992 | CN2103754U High-voltage electrostatic fume extractor |
| 05/05/1992 | US5110620 Electrification of porous sheet having spaced particles on surface |
| 05/05/1992 | US5110324 Removal of hydrocarbons from exhaust gases; air pollution control |
| 04/29/1992 | CN1060707A High-voltage static lampblack machine |
| 04/28/1992 | US5108470 Charging element having odor and gas absorbing properties for an electrostatic air filter |
| 04/16/1992 | WO1992005875A1 Apparatus for generating and cleaning an air flow |
| 04/15/1992 | EP0345309B1 Electrostatic filter for continuous separation of solid or liquid particles suspended in a gas stream |
| 04/15/1992 | CN1060231A Autoregulation electric suction cleaner |
| 04/08/1992 | CN2100942U Automatic wind blocking unloading machine |
| 04/01/1992 | EP0478533A1 Cleaning process for ionising electrodes and for polluted gas inlet chamber in an installation using fluid bed electrostatic filtration and installation therefor |
| 03/31/1992 | US5100440 Emission electrode in an electrostatic dust separator |
| 03/31/1992 | US5100439 Fastening means for electronic air cleaner cells |
| 03/31/1992 | CA1298212C Electronic generator for air purification |
| 03/27/1992 | WO1992004980A1 Electroprecipitator with alternating charging and short collector sections |
| 03/24/1992 | US5097665 Flattened profile diesel engine exhaust oxidizer |
| 03/24/1992 | CA1297953C Protective triggering of thyristors of a pulse generator |
| 03/18/1992 | CN1015876B Dust-collecting polar-plate-type electric catcher |
| 03/11/1992 | CN2098329U Electrical cyclone duster with novel flow field |
| 03/05/1992 | DE4104923A1 Verfahren zum entfernen von staub aus einem gasstrom und entstaubungsanlage A method for removing dust from a gas stream and dedusting |
| 03/04/1992 | CN2097689U Multiple rotary electrostatic duster |
| 03/01/1992 | WO1992004122A1 Process and device for cleaning waste gases |
| 03/01/1992 | CA2067388A1 Process and device for cleaning exhaust gases |
| 02/26/1992 | CN2097042U Machine for cleaning-out ash |
| 02/26/1992 | CN2097041U Power supply for auto-regulating type high-voltage electrostatic precipitator |
| 02/26/1992 | CN1015600B Energy-saving type narrow-pulse high-voltage power source |
| 02/23/1992 | CA2023751A1 Dust precipitation from air by negative ionization |
| 02/18/1992 | US5088282 Process and apparatus for the removal of soot and condensable matter from diesel exhaust gases |
| 02/11/1992 | US5087856 Discharge electrode having a thin wire core and surface coating of amorphous alloy for a discharger |
| 02/11/1992 | CA1295658C Arrangement for generating an electric corona discharge in air |
| 02/06/1992 | DE4029611C1 Dry gas scrubbing system - removes large particles in dry separator and has electrostatic device |
| 02/04/1992 | US5085673 Compact air scrubber |
| 02/01/1992 | CA2036746A1 Process and apparatus for absorption/adsorption material injection |
| 01/29/1992 | CN1058157A Electric whirlwind dust collector |
| 01/28/1992 | US5084078 Exhaust gas purifier unit |
| 01/28/1992 | US5084077 Apparatus for gas purification |
| 01/28/1992 | US5084072 Wet wall electrostatic precipitator with liquid recycle |
| 01/15/1992 | CN2093040U High voltage electrostatic dust remover for purifying coal dust and smoke |
| 01/14/1992 | CA1294226C Electronic air filter |
| 01/09/1992 | WO1992000442A1 Process and device for cleaning exhaust gases |
| 01/02/1992 | EP0332624B1 An electrostatic precipitator for use in electrofilters |
| 01/01/1992 | CN1057409A Ionization-type air purification device used for clearing smoke and dust |
| 12/31/1991 | US5076820 Collector electrode structure and electrostatic precipitator including same |
| 12/29/1991 | CA2020114A1 Dust precipitation from air by negative ionization |
| 12/24/1991 | US5074226 Removal of fly ash; liquid conditioner passed through vaporizing coil |
| 12/18/1991 | EP0461695A1 Process and apparatus for cleaning dust-laden and noxious exhaust gases |
| 12/18/1991 | EP0461687A1 Process for cleaning electrostatic dust separators |
| 12/18/1991 | CN1015092B Method for purification of charged dust ion from electric welding |
| 12/11/1991 | EP0460012A1 Cyclonic separator for removing and recovering airborne particles |
| 12/10/1991 | US5071455 Air cleaner installation |
| 12/04/1991 | EP0459576A2 Use of anionic polymer nitrate compositions to lower the electrical resistivity of fly ash |
| 12/04/1991 | CN2089845U Rotary static electricity gas purification equipment |