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