Patents
Patents for B01D 51 - Auxiliary pretreatment of gases or vapours to be cleaned from dispersed particles (1,271)
02/1995
02/16/1995WO1995004900A2 System for treating fumes or polluted air
02/09/1995WO1995003872A1 Machine for separating aerosol particles
02/09/1995CA2167725A1 Machine for separating aerosol particles
02/07/1995US5387376 Process and apparatus for mass transfer between liquid and gaseous media
01/1995
01/19/1995WO1995001858A1 Process and device for purifying the outgoing air from molten mass solidifying plants
01/19/1995CA2143843A1 Method and apparatus for cleaning of exhaust air of plants for solidifying molten material
12/1994
12/14/1994EP0628345A2 Method and apparatus for treating hot gases
12/12/1994CA2125539A1 Method and apparatus for treating hot gases
12/06/1994US5370720 Flue gas conditioning system
11/1994
11/24/1994WO1994026391A1 Treating process gas
11/24/1994CA2163236A1 Treating process gas
11/08/1994US5361728 Pressurized fluidized bed combustion boiler system
10/1994
10/13/1994WO1994022559A1 Pulse combusted acoustic agglomeration apparatus and process
10/11/1994US5353721 Pulse combusted acoustic agglomeration apparatus and process
09/1994
09/15/1994WO1994020196A1 Process and plant for exhaust gas purification and a combination of this exhaust gas purification with that of waste water
07/1994
07/20/1994EP0606573A1 Process for cooling and cleaning of gases containing small particles, especially of melter gases or generator gases and installation therefor
07/12/1994US5327744 Integrated environmental control system for a helicopter
07/07/1994WO1994014651A1 An integrated environmental control system for a helicopter
07/07/1994CA2147833A1 An integrated environmental control system for a helicopter
07/05/1994CA1330540C Use of scent, specifically in vacuuming
06/1994
06/23/1994EP0640002A4 Air filter.
06/01/1994DE4330782A1 Pressurised fluidised bed combustion with prim. and sec. cleaning of combustion gases - using a slotted separator and a ceramic filter upstream of a gas turbine
04/1994
04/26/1994US5306330 Using convergent-divergent nozzle
04/13/1994CN1085302A A pressurized fluidized bed combustion boiler system
04/12/1994US5302191 Denuder for gas sampling
03/1994
03/08/1994CA1327522C Cleaning gas turbine inlet air
03/03/1994DE4228419A1 Purificn. of smoke, industrial waste gas, i.c. engine exhaust gas etc. - to remove dust and opt. radioactive gaseous impurities with water mist in stages under dynamic equilibrium, effective even with high exotherm
02/1994
02/17/1994WO1994003261A1 Method of conditioning flue gases
02/17/1994CA2141302A1 A process for the conditioning of flue gases
02/10/1994DE4225739A1 Verfahren zur Konditionierung von Rauchgasen A method for conditioning of flue gases
01/1994
01/26/1994EP0579808A1 Device for filtering gases using a biological filter material
01/20/1994DE4223781A1 Output air filtration method - prevents fire in filter unit and adsorbs harmful material
12/1993
12/29/1993CN1080022A Process for cleaning gas tubbine inlet air
12/28/1993CA1325607C Filter apparatus
12/21/1993CA1325387C Process and installation for the treatment of a stream of gas containing pyrophoric dust
12/14/1993US5269967 Process for mitigating chemical aerosol clouds
12/02/1993DE4217116A1 Process for purificn. of air by filtration - after moistening with fluid and cooling below dew point
10/1993
10/26/1993US5256198 Use of polymer/nitrate compositions to increase the porosity of fly ash in bag house operations
10/13/1993EP0564991A2 Process for separating of adhesive particles by filtering
10/12/1993CA1322974C Inverse flow depth filter assembly
09/1993
09/21/1993US5246472 Apparatus for filtering engine exhaust
08/1993
08/24/1993US5238666 Process for separating sulfur compounds from flue gases
08/19/1993DE4204195A1 Exhaust gas treatment unit with conical inlet section - provided with turbulence promoting liner, suitable for heavy vehicle IC engines
08/05/1993WO1993014861A1 Device for filtering gases using a biological filter material
08/05/1993DE4202947A1 Vorrichtung zum filtern von gasen unter einsatz von biologischem filtermaterial An apparatus for filtering gases using biological filter material
07/1993
07/28/1993EP0285612B1 Moisture remover in compressed air system
07/14/1993EP0551162A2 Ultrasonic wave generator and floating or suspended particle collecting apparatus using the same
07/10/1993CA2086951A1 Ultrasonic wave generator and floating or suspended particle collecting apparatus using the same
06/1993
06/30/1993EP0496837A4 Separator for a vacuum cleaner system
06/22/1993US5221300 Dust separator and filter suitable for use in such a dust separator
06/09/1993EP0545771A1 Concurrent cyclone extractor
06/06/1993CA2084633A1 Counterflow cyclonic separator extractor
05/1993
05/19/1993CN1020676C Method and apparatus for separating fine particulates from mixture of fine particulates and gas
04/1993
04/21/1993CN1020331C Method and apparatus for wetting particles contained in gas flow
04/13/1993CA1316122C Circulating air scrubber
04/06/1993CA1315710C Method and apparatus for separating fine particulates from a mixture of fine particulates and gas
03/1993
03/30/1993US5197399 Pulse combusted acoustic agglomeration apparatus and process
03/18/1993WO1993004761A1 Air filter
03/18/1993CA2116430A1 Air filter
03/17/1993EP0532105A2 Dust separator
03/17/1993EP0532074A1 Method and device for treating a hot gaseous mixture
03/09/1993US5192345 System and process for the purification treatment of smokes, dusts and exhaust gases after combustion
01/1993
01/26/1993US5181944 Wet blaster/wet washer
01/19/1993US5180557 Filtration system with apparatus for altering magnetic properties of particles
01/05/1993US5176723 Condensation-growth particle scrubber
12/1992
12/02/1992EP0515878A2 Cleaning of high temperature high pressure (HTHP) gases
10/1992
10/27/1992CA1309215C Vacuum loader and process for removing asbestos and other particulate material
10/13/1992US5154743 Grease extractor
09/1992
09/10/1992DE4105390C1 Compact bio-filter - has grid, filter material and conditioner for removing dust and wetting raw gas
09/02/1992EP0334922B1 Installation for eliminating condensable noxious matter
08/1992
08/12/1992CN1063423A Process for substance exchange between liquid and gaseous media
08/12/1992CA2060938A1 Separation of particulate from gases produced by combustion of fossil material
08/05/1992EP0496837A1 Separator for a vacuum cleaner system.
07/1992
07/22/1992EP0495385A1 Process for material exchange between liquid and gazeous fluids
07/08/1992CN1017310B Supercooling type purifying apparatus of smoke and fume
06/1992
06/16/1992US5122162 Control system for flue gas conditioning
04/1992
04/28/1992US5108469 Exhaust-air purifying unit
03/1992
03/18/1992EP0475876A2 Method and mechanism for the supersonic separation of droplets from a gas stream
03/17/1992US5096475 Separator for a vacuum cleaner system
03/05/1992DE4113108A1 Process for removal of dust or liq. aerosols from gas stream - by high pressure co-current spraying particulates in 1st flow channel and subsequent disentrainment and absorption with scrubbing liq. etc.
02/1992
02/25/1992WO1992003210A1 Separator for a vacuum cleaner system
02/11/1992US5086715 Shock-cooling to eliminate formation of toxic dioxins and furans
02/11/1992CA2048878A1 Method and mechanism for the supersonic separation of droplets from a gas stream
02/04/1992US5085783 Acoustically driven particle separation method and apparatus
01/1992
01/07/1992US5078760 Roughing cyclones cooperating with cross-flow filters
12/1991
12/31/1991US5077024 Method and apparatus for wetting the particles contained in a gas flow
12/11/1991EP0460115A1 A system and a process for the purification treatment of smokes, dusts and exhaust gases after combustion
12/10/1991CA1292941C Purification system
12/04/1991EP0459576A2 Use of anionic polymer nitrate compositions to lower the electrical resistivity of fly ash
12/02/1991CA2043706A1 Use of anionic polymer nitrate compositions to lower the electrical resistivity of fly ash
11/1991
11/06/1991EP0454715A1 Filtration apparatus
10/1991
10/23/1991EP0452964A1 Grease extractor
10/12/1991WO1991015283A1 Wet blaster/wet washer
10/12/1991CA2055505A1 Wet blaster/wet washer
10/09/1991EP0450357A1 Control system for flue gas conditioning
10/03/1991WO1991014495A1 Method and apparatus for filtering engine exhaust
09/1991
09/20/1991CA2038451A1 Control system for flue gas conditioning
08/1991
08/20/1991US5041146 Filter apparatus
07/1991
07/23/1991US5034030 Injection of ammonia and sulfur dioxide in a stack
07/16/1991CA1286233C Column for removing liquid from a gas
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