| Patents for B03C 3 - Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect (12,140) |
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| 01/28/1998 | CN1171643A Air Cleaner |
| 01/27/1998 | US5711788 Dust neutralizing and floculating system |
| 01/21/1998 | EP0819336A1 High voltage power supply having multiple high voltage generators |
| 01/15/1998 | DE19628176A1 Apparatus for separation of heavy metals from a suspension |
| 01/14/1998 | EP0818242A1 Electrostatic air-cleaning apparatus |
| 01/13/1998 | US5707429 Electrostatic treatment; room air dedusting, purification |
| 01/13/1998 | US5707428 Laminar flow electrostatic precipitation system |
| 01/13/1998 | US5707422 Method of controlling the supply of conditioning agent to an electrostatic precipitator |
| 01/08/1998 | DE19623981A1 Removal of pollutants from sintering plant waste gases using lignite coke adsorbent |
| 01/07/1998 | EP0814888A1 Centrifugal separator assembly and method for separating particles from hot gas |
| 01/07/1998 | CN2271932Y Light synthetic electric dust remover |
| 01/06/1998 | US5705923 Variable inductance current limiting reactor control system for electrostatic precipitator |
| 12/31/1997 | WO1997049904A1 Device and method for filtering internal combustion engine exhaust gases and vehicle equipped with such a device |
| 12/31/1997 | CA2258929A1 Device and method for filtering internal combustion engine exhaust gases and vehicle equipped with such a device |
| 12/30/1997 | US5702507 Automatic air cleaner |
| 12/24/1997 | WO1997048652A1 A method of regulating the flue gas temperature and voltage supply in an electrostatic precipitator for a cement production plant |
| 12/23/1997 | US5699588 Device of removing trash and dust from raw cotton before carding in the preparatory by applying a high-voltage static electricity |
| 12/17/1997 | EP0813305A2 Pulse charging apparatus using electron tube for switching control |
| 12/17/1997 | CN2270562Y Electromagnetic vibrator for dust remover |
| 12/17/1997 | CN2270561Y Electrostatic dust collector |
| 12/17/1997 | CN1167656A Electric circuit for pulse energized electrostatic precipitator and pulse energized electrostatic precipitator using this circuit |
| 12/16/1997 | US5698012 Exhaust gas purifying apparatus |
| 12/11/1997 | WO1997046322A1 Device for air cleaning |
| 12/10/1997 | CN1167015A Automatic smoke-eliminating, desulfurating and dust-removing device |
| 12/09/1997 | US5695549 System for removing fine particulates from a gas stream |
| 12/03/1997 | EP0809535A1 Electrostatic filter and supply air terminal |
| 11/26/1997 | EP0808660A1 Electrostatic dust collector |
| 11/26/1997 | EP0808435A1 Single handle mixing valve with an improved ball valve |
| 11/26/1997 | EP0808417A1 A method and arrangement for cleaning intake air to a gas turbine |
| 11/26/1997 | CN2268577Y High voltage electrostatic eliminator for purifying asphalt vapor |
| 11/25/1997 | US5690720 Aromatic air circulation and filtration system |
| 11/25/1997 | US5690719 Removable filter for a forced air duct grill |
| 11/25/1997 | US5690713 Filter and accessory mount for upright vacuum cleaner exhaust port |
| 11/20/1997 | WO1997043044A1 Electrostatic precipitator |
| 11/19/1997 | CN2267863Y Air-inlet device of high-tension electrostatic dust collector |
| 11/19/1997 | CN2267862Y Compounded super-high tension electro-static dust-collector |
| 11/18/1997 | US5688308 Electrostatic air cleaning system with air flow sensor |
| 11/13/1997 | WO1997041959A1 Method for controlling an electrostatic precipitator |
| 11/13/1997 | WO1997041958A1 Method for controlling an electrostatic precipitator |
| 11/13/1997 | DE19618758A1 Single or multi-layer washable filter medium, especially for air |
| 11/12/1997 | EP0805644A1 A device for cleaning |
| 11/11/1997 | US5686050 Method and apparatus for the electrostatic charging of a web or film |
| 11/11/1997 | US5685894 Filter and accessory mount for upright vacuum cleaner exhaust port |
| 11/05/1997 | EP0804966A1 Electrostatic filter with fast cleaning process without loss of confinement |
| 11/05/1997 | CN2266464Y Wind scoop dust-collecting polartube type high-pressure electrostatic dust catcher |
| 11/04/1997 | US5683556 Discharging and dust removing method and discharging and dust removing apparatus |
| 11/04/1997 | US5683494 Electrostatically enhanced separator (EES) |
| 10/30/1997 | WO1997039817A1 Spunbond vacuum cleaner webs |
| 10/30/1997 | WO1997039816A1 Control systems for operating gas cleaning devices |
| 10/30/1997 | DE19707504A1 Electrostatic separator switch gear impulse separator circuit |
| 10/30/1997 | CA2252384A1 Control systems for operating gas cleaning devices |
| 10/29/1997 | EP0803289A1 Electric dust-collection unit and air cleaning apparatus using the same |
| 10/28/1997 | US5681533 Comprising ozone generator, dust collector, deodorizing catalyst and acid gas absorbers, ozone meter |
| 10/28/1997 | US5681375 Boiler flue gas conditioning system using dilute sulfuric acid injection |
| 10/28/1997 | US5681374 Continously and automatically produces static electricityin particle-capturing elements |
| 10/22/1997 | CN2265248Y Program controller for electromagnetic vibrator |
| 10/21/1997 | US5679137 Optical dirty cell sensor for an electronic air cleaner |
| 10/21/1997 | US5678493 For removal of entrained particulate matter by an electrostatic precipitator |
| 10/08/1997 | EP0550462B1 Electroprecipitator with alternating charging and short collector sections |
| 10/02/1997 | WO1997035667A1 Method for controlling an electrostatic precipitator |
| 10/02/1997 | WO1997035666A1 Method for controlling an electrostatic precipitator |
| 10/02/1997 | DE19613720A1 Deposited dust removal apparatus for dust in electrostatic filter |
| 10/01/1997 | EP0528805B1 An electrically variable current limiting reactor for precipitators |
| 09/25/1997 | WO1997035378A1 Power supply for electrostatic precipitator electrodes |
| 09/25/1997 | WO1997034701A1 Treatment of particulate pollutants |
| 09/25/1997 | DE19611332A1 Process for conditioning waste gas |
| 09/25/1997 | DE19611331A1 Gas particle filter assembly for coal-fired power station or incinerator effluents |
| 09/24/1997 | EP0796149A1 Electrostatic precipitator for collection of multiple pollutants |
| 09/23/1997 | US5669963 Electronic air cleaner |
| 09/16/1997 | US5667565 Aerodynamic-electrostatic particulate collection system |
| 09/16/1997 | US5667564 Portable personal corona discharge device for destruction of airborne microbes and chemical toxins |
| 09/16/1997 | US5667562 Spunbond vacuum cleaner webs |
| 09/09/1997 | US5665147 Collector plate for electrostatic precipitator |
| 09/09/1997 | US5665142 Flue gas conditioning system and method using native SO2 feedstock |
| 09/03/1997 | CN1158280A 静电式空气洁净装置 Electrostatic air clean equipment |
| 08/28/1997 | WO1997030771A1 Electrostatic fibrous filter web |
| 08/27/1997 | CN2260665Y Easy-to-wash electronic dust-collecting device |
| 08/21/1997 | WO1997030274A1 Device for the cleaning of exhaust gases from internal combustion engines |
| 08/21/1997 | WO1997023246A3 High efficiency breathing mask fabrics |
| 08/21/1997 | CA2246353A1 Device for the cleaning of exhaust gases from internal combustion engines |
| 08/20/1997 | CN1157368A Diesel engine exhaust particle collection device |
| 08/14/1997 | WO1997028902A1 Electrostatic air purification machine |
| 08/14/1997 | WO1997028883A1 Method of precipitating airborne particles |
| 08/14/1997 | DE19642799A1 Electrostatic filter ioniser construction for increased efficiency and stability |
| 08/13/1997 | CN2259227Y Electrostatic high-voltage dust separator for vertical kiln |
| 08/12/1997 | US5656063 Air pollution control |
| 08/06/1997 | EP0787531A1 Electrostatic precipitator |
| 07/29/1997 | US5651811 For vacuum cleaner |
| 07/23/1997 | EP0784510A1 Two-step air filter having effective ionisation |
| 07/17/1997 | WO1997025448A1 Method for beneficiation of trona |
| 07/16/1997 | CN1035418C Static electricity dust collector |
| 07/15/1997 | US5648049 Purging electrostatic gun for a charged dry sorbent injection and control system for the remediation of pollutants in a gas stream |
| 07/15/1997 | US5647890 Filter apparatus with induced voltage electrode and method |
| 07/10/1997 | WO1997024515A1 Method and apparatus for cleaning exhaust gas and reducing noise by using high voltage electric field |
| 07/09/1997 | EP0782476A1 Process and device for influencing liquid drops in a gas stream |
| 07/09/1997 | EP0782471A1 Process and device for separating liquid drops from a gas stream |
| 07/09/1997 | EP0627963B1 Method for controlling the current pulse supply to an electrostatic precipitator |
| 07/09/1997 | CN1153678A Scrim inserted electrostatic fibrous filter web |
| 07/08/1997 | US5645627 Charge stabilized electret filter media |
| 07/03/1997 | WO1997023294A1 Air filtration apparatus |