Patents for B03C 3 - Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect (12,140)
02/1994
02/01/1994US5282891 Hot-side, single-stage electrostatic precipitator having reduced back corona discharge
02/01/1994US5282885 Cooling, saturation, charging, condensation and removal
02/01/1994US5282429 Method and system for handling exhaust gas in a boiler
01/1994
01/27/1994DE4324874A1 Ion emitter for purification of ventilation air in passenger cabin of vehicle and aircraft - has emitter head of electrically insulating material with emitter unit projecting at head and connected with electrical power source
01/26/1994CN2154122Y Electronic dust remove high field electrode
01/20/1994WO1994001719A1 Method and apparatus for making solid waste material environmentally safe using heat
01/20/1994DE4223277A1 Verfahren und Vorrichtung zur Partikelentfernung aus Abgasen von Brennkraftmaschinen Method and apparatus for particle removal from exhaust gases of internal combustion engines
01/19/1994EP0579310A1 Electrostatic filter
01/12/1994EP0578365A1 Electrostatic particle filtration
01/12/1994EP0406348B1 Coolant distribution pipes in a wet electrostatic separator
01/12/1994CN2152605Y Electrostatic enhancement particle-layer duster
01/12/1994CN1080566A Cyclone scrubber with static electricity-fabric filter
01/05/1994EP0577149A1 Method of purifying waste gases
01/05/1994DE4222069A1 Comparing electrical wood filter dust arcing activity with arcing in dust-free passage - to control voltage level below arcing threshold, maximising efficiency without increase in fire risk
01/05/1994CN1080381A Method for-conditioning flue gas
12/1993
12/29/1993EP0576069A1 Method for bringing the voltage UF of an electrostatic separator to the discharge limit
12/29/1993EP0526552B1 Process and device for removing particles from exhaust gases
12/23/1993DE4223506C1 Electrical sheet metal dust collectors - locked in place by loose-hanging sheet metal panels secured by heavy rivet to aid simple and quick replacement with clean units
12/22/1993EP0574611A1 Method for conditioning flue gas
12/22/1993CN2149969Y High-efficiency vertical electrostatic dust collector
12/21/1993US5271763 Electrical dust collector
12/15/1993EP0573889A1 Electrostatic separator assembly
12/08/1993CN2148608Y Electrostatic precipitator
12/08/1993CN2148607Y Electric field force aspirator
12/07/1993US5268009 Containing ionizer
12/02/1993DE4217699A1 Electro-filter arrangement consists of vertical tubes with central electrode wires - held in place by magnetic wts. attached to their lower ends and corresp. magnets attached to filter housing
12/01/1993EP0571708A1 Apparatus and process to remove pollutants from gases
12/01/1993CN2147901Y Electromagnetic duster
11/1993
11/30/1993US5266288 SO2 control using moving granular beds
11/25/1993WO1993023171A1 Device for biological cleaning and filtration of air
11/23/1993US5264014 Arrangement for cleaning ventilation air polluted with paint particles
11/23/1993US5263317 Exhaust gas purifying apparatus for automobile diesel engine
11/18/1993EP0569838A1 Control process and control device for an electrofilter
11/18/1993EP0569815A1 Evaluation system for an electrofilter
11/17/1993CN2146308Y Multi-channel high-efficient electrostatic precipitator
11/16/1993US5261931 Flue gas conditioning system
11/14/1993CA2068600A1 Method and device for charging particles
11/10/1993CN2145646Y Electrostatic field high voltage power source for air cleaner
11/10/1993CN2145645Y Light-weight substance electrostatic dust remover
11/10/1993CN1078177A Non-dewing high voltage insulator
10/1993
10/28/1993WO1993020944A1 Apparatus and method for removing fine particles
10/27/1993CN2144539Y Vetical pipe type electric dust collector and cleaning electrode device
10/27/1993CN2144538Y 组合电收尘器 Combination of electrostatic precipitator
10/26/1993US5256176 Thermally stimulated depolarization current having homocharge peak temperature of a tleast 95 degrees and a heterocharge peak of at least 80 degrees
10/26/1993CA1323584C Electret filter made of fibers containing polypropylene and poly(4-methyl-1-pentene)
10/21/1993DE4212344A1 Gas scrubbing and filtering plant - utilised esp. for treating smokehouse waste gases
10/20/1993CN2144027Y Cyclone-type high-voltage electrostatic combined precipitator
10/20/1993CN1022467C Autoregulation electric suction cleaner
10/19/1993US5255178 High-frequency switching-type protected power supply, in particular for electrostatic precipitators
10/19/1993US5254155 Wet electrostatic ionizing element and cooperating honeycomb passage ways
10/14/1993WO1993019852A1 Flue gas conditioning system
10/14/1993DE4212525A1 Dust removal from de-ashing system waste air - by introduction into flue gas ahead of electrostatic filter
10/14/1993CA2133835A1 Flue gas conditioning system
10/13/1993CN2143530Y Electric dust remover
10/13/1993CN1077142A High-voltage electrostatic water collector
10/13/1993CN1077141A Electric dust-collecting antifrost discharge principle and device
10/05/1993US5250267 Desulfurization of flue gas
09/1993
09/29/1993EP0524293A4 Improved compact hybrid particulate collector (cohpac)
09/28/1993US5248324 Electrostatic precipitator
09/22/1993EP0561433A1 Process for dedusting exhaust gases with critical fluctuations of CO-content
09/22/1993CN1022190C Blast furnace gas fully-dried type electric dust cleaning method
09/21/1993US5246637 Splitting graft polymer into yarns, charging
09/16/1993WO1993017791A1 Variable inductance current limiting reactor control system for electrostatic precipitator
09/15/1993EP0560379A1 Stocker
09/15/1993EP0559942A1 Control of an electrofilter
09/14/1993US5244642 Forming sulfur trioxide by combustion of air and sulfur, removal of fly ash
09/14/1993US5244482 Post-treatment of nonwoven webs
09/12/1993CA2062679A1 Snake-a-ble discharge electrode for nine inch gas passages
09/08/1993EP0559038A2 Elektrostatic filter device for fume extraction
09/02/1993WO1993016807A1 A two-stage electrostatic filter
09/02/1993WO1993016783A1 Scrim inserted electrostatic fibrous filter web
09/01/1993EP0558090A2 Electrical dust collector
09/01/1993CN2141329Y Horizontal angle-bending trough plate type electric dust remover
08/1993
08/31/1993US5240470 Removal of entrained particles with electrostatic precipitator; use of movable catalytic converter to convert sulfur dioxide to sulfur trioxide
08/25/1993EP0556847A2 Electric precipitator
08/25/1993CN2140785Y Wet-type electrofilter
08/25/1993CN1075514A Scrim inserted electrostatic fibrous filter web
08/25/1993CN1021886C Method and system for vapor extraction from gases
08/24/1993CA1321560C Cyclonic separator for removing and recovering airborne particles
08/05/1993WO1993014875A1 Enhancement of electrostatic precipitation with electrostatically augmented fabric filtration
08/03/1993US5232478 Electronic air filter
07/1993
07/28/1993EP0552389A1 Power supply method for an electro-filter
07/27/1993US5230800 Scrim inserted electrostatic fibrous filter web
07/27/1993US5230292 Apparatus for making solid waste material environmentally safe using heat
07/27/1993CA1320686C Electrostatic precipitator
07/27/1993CA1320648C Apparatus for cooking food including a ventless exhaust system
07/22/1993WO1993007168A3 Protein chromatography system
07/20/1993US5229077 Sulfur rate control system
07/14/1993EP0550938A1 Process and devices for gas dedusting at elevated temperatures
07/14/1993EP0550757A1 Pulse generator and dust collector using same
07/14/1993CN2137983Y Electric clust cleaner with multilayer parallel tubes
07/13/1993CA1320156C Corona discharge electrode
07/08/1993WO1993012862A1 Filter element for filtering fluids
07/07/1993EP0550040A1 Electrostatic dust collector
07/06/1993US5225000 Method for cleaning closed spaces with ultraviolet rays
07/01/1993DE4143237A1 Filterelement zum filtern von gasen und/oder fluessigkeiten, insbesondere zum filtern der in den fahrgastraum eines kraftfahrzeuges einstroemenden luft Filter filter element for filtering of gases and / or liquids, in particular for the in the passenger compartment of a motor vehicle incoming air
06/1993
06/30/1993EP0549007A1 Method for determining the target voltage UZF after a discharge in an electrostatic separator
06/29/1993US5223006 Air cleaner box for a computer
06/29/1993CA1319624C Pleated charged media air filter
06/24/1993WO1993011876A1 Filter for particulate materials in gaseous fluids and method