Patents
Patents for B01D 47 - Separating dispersed particles from gases, air or vapours by liquid as separating agent (12,036)
11/1988
11/29/1988US4787920 Scrubber filter
11/23/1988CN88200933U Workshop louver discharging acid duster
11/23/1988CN88101479A Gas liquid tower structure
11/22/1988US4786296 Apparatus for use in asbestos removal
11/17/1988DE3715263A1 Process and apparatus for purifying exhaust air
11/15/1988US4784676 Disposable vacuum cleaner bag
11/09/1988EP0289858A1 Fine particle collector trap for vacuum evacuating system
11/09/1988EP0289741A2 Method and device of the discharge of fine grained and hot solids
11/09/1988CN86210575U Composite duster for eliminating industrial dust
11/02/1988CN87213270U Atomizing ash separator
11/01/1988US4781732 waste gas from a mineral fiber production plant and contaminated with phenol and/or formaldehyde is sprayed with microorganisms; bioremediation, pollution control
10/1988
10/27/1988DE3712007A1 Process and apparatus for separating off solids from a gas stream, in particular for the purification of flue-gas streams and exhaust-gas streams
10/26/1988EP0288064A1 Circulating air washer
10/13/1988DE3807360A1 Chimney for treating gaseous material flows
10/12/1988CN88105395A Blowing-sucking type multi-layed water-curtain paint-spraying room
10/04/1988US4775499 Gas-liquid contacting apparatus
10/04/1988CA1242639A1 Packing for gas-liquid contact apparatus
09/1988
09/29/1988DE3709292A1 Apparatus for scrubbing gases
09/28/1988EP0284208A1 Gas liquid tower structure
09/28/1988EP0283625A1 Installation for aspiration of a particle-charged fluid, and vehicle equipped with this installation
09/27/1988US4774060 Wetting, settling, pollution control
09/27/1988US4774033 Staggered deflectors produce turbulence for mixing; heat exchanging, scrubbing
09/27/1988CA1242386A1 Multi-stage gas scrubber
09/22/1988WO1988007166A1 Gas liquid tower structure
09/22/1988DE3707688A1 Rotating air distributor system for the purification of air and gases
09/14/1988EP0281844A2 Process and device for the separation of organic-chemical constituents
09/07/1988EP0281020A2 Device for the wet purification of gas, constructed in module type
09/07/1988CN88200017U Film-fog dust-cleaning machine
09/06/1988US4769186 Gas liquid tower structure
09/06/1988CA1241595A1 Pulsating flow scrubber attachment
08/1988
08/24/1988CN87215925U Semidry duster
08/24/1988CN87215165U Duster for smoke desulphuration
08/11/1988WO1988005692A1 Device for the washing of smoke gas
08/10/1988EP0277246A1 Wet-process stack gas purification method and apparatus
08/10/1988EP0120920B1 Filter assembly for a spray booth
08/09/1988US4762686 To remove fly ash and sulfur dioxide
08/09/1988US4762539 At least one or a plurality of rolls with perforations and rotatable in one direction
08/09/1988US4762538 Spray absorber and method of operating
08/09/1988CA1240259A1 Process and apparatus for cleaning solids-laden gas
08/04/1988DE3703803A1 Vorrichtung zur nassreinigung von rauchgas A device for wet cleaning of flue gas
07/1988
07/28/1988DE3700843A1 Apparatus for carbon-soot blending by absorption
07/26/1988US4759884 Apparatus for gas wet treatment
07/26/1988US4759777 Passing flue gas into with an aqueous liquid, separating liquid product to obtain wood particle, and gasiform product is contacted with alkaline solution
07/19/1988CA1239341A1 Compound and process for denaturing high-solids paints
07/07/1988DE3644179A1 Filter device for purifying gas streams
07/05/1988US4755198 Separates liquid and/or solid contaminants from gases, washes with liquid while preventing wash liquid from contacting contaminants
06/1988
06/29/1988EP0272255A1 A contact apparatus
06/29/1988CN86207750U Dust control unit for boiler smoke
06/22/1988CN87209609U Water-bath duster with multiple sprinkler
06/21/1988US4752308 Pressurizing and directing into high pressure solids separator at same temperature as quench chamber
06/15/1988CN87209802U Air purifier
06/08/1988EP0269864A1 Filtration device with wetted filtering elements
06/08/1988CN87210469U Sprinkling water return type equipment for eliminating smoke and dust
06/08/1988CN86108162A Method for scrubbing sulfur oxides and nitrogen oxides in fuel gas dust
06/01/1988CN86107895A Process and apparatus for removing oxides of nitrogen and sulfur from combustion gases
05/1988
05/26/1988DE3737500A1 Wet-treatment process for heat recovery and pollutant removal from flue gases and exhaust gases
05/25/1988EP0267961A1 Mass exchange apparatus
05/24/1988US4746336 For intake air in internal combustion engines
05/19/1988DE3637973A1 Process and apparatus for the purification of and heat recovery from exhaust gases
05/19/1988DE3637892A1 Process and apparatus for purifying flue gases
05/18/1988CN87107725A Industrial smoke purifying method and equipment
05/17/1988US4744958 Gas reactors
05/17/1988CA1236681A1 Sulfur oxides scrubbing process
05/11/1988CN87212141U Vapour and dust precipitator by water filter
05/10/1988US4743367 Contact apparatus
05/10/1988CA1236286A1 Paint spray booth cleaning apparatus
05/05/1988WO1988003050A1 Filtering apparatus
05/05/1988WO1988003049A1 Filter device with liquid-wetted filter elements
05/04/1988CN85101988B Dust-removing method and dust-remover of internal dynamic muti-effect
04/1988
04/21/1988DE3724099A1 Gas-foam scrubber
04/13/1988CN87211587U Cleaning device of spiral for flow-vessel
04/13/1988CN87200905U Apparatus for removing smoke and dust with water-mixed
04/12/1988US4737168 Separator tank containing hood
03/1988
03/29/1988US4734108 Gas scrubbing apparatus and process
03/24/1988WO1988001902A1 A method for cleansing gases and apparatus herefor
03/24/1988WO1988001901A1 A method for cleansing gas and apparatus herefor
03/22/1988US4732589 Water control to discharge and direct flow
03/16/1988CN87106045A Cleaning process of wet-exhaust gas and equipment thereof
03/16/1988CN86207954U Straight-instyle smove and dust. eliminating device using water bath.
03/10/1988WO1988001536A1 Process for simultaneous removal of dustlike and gaseous impurities from flue gases, industrial, synthetic, possibly radioactive, gaseous substances or the like (zero emission)
03/10/1988WO1988001533A1 Pulsating flow scrubber attachment
03/10/1988DE3629688A1 Verfahren zur simultanen reinigung (null-emission) von rauch-, industrie- und synthesegasen oder dergl. - gegebenenfalls radioaktiven - gasfoermigen medien von ihren staubfoermigen und gasfoermigen verunreinigungen Method for simultaneous cleaning (zero-emission) of smoke, industrial and synthesis gases or the like -. Where appropriate radioactive - houses on gaseous media by their staubfoermigen and houses on gaseous impurities
03/01/1988US4728347 Application of water to particulate matter in a gas stream to facilitate separation of the same
02/1988
02/24/1988EP0256588A1 Spray absorber
02/24/1988CN87205719U Eliminate smoke and dust remover
02/17/1988CN87100584A Insitu hazardous waste treating apparatus and method of using same
02/11/1988WO1988000858A1 Wet-process stack gas purification method and apparatus
02/02/1988US4722745 Having gas cooling tower with septum arrangement
01/1988
01/28/1988DE3624626A1 Process for separating off substances from a mixture of substances using magnetic liquids
01/26/1988US4721516 For residential building
01/19/1988US4720291 Aero-hydraulic pollution control system
01/19/1988US4720290 Reduction of liquid atomizer droplet size
01/13/1988CN87101638A Device and method of foam purifying and distallation
01/12/1988US4718920 Method and apparatus for smoke suppression
12/1987
12/17/1987WO1987007527A1 Flue gas scrubber system
12/16/1987EP0249400A1 Gas-liquid contacting apparatus
12/16/1987EP0249068A1 Method and apparatus for purifying polluted gases
12/16/1987CN86103956A Smoke pipe type smoke exhausting installation
12/05/1987CN86210154U Desulfurization dust remover with wet double-venturi device
12/03/1987WO1987007174A1 Mass exchange apparatus