| Patents for B01D 50 - Combinations of devices for separating particles from gases or vapours (13,509) |
|---|
| 10/03/1990 | CN2063045U Table-type duster set |
| 09/28/1990 | CA2013264A1 Process for the purification of waste gases emitted from a melting furnace |
| 09/26/1990 | CN2062652U High efficient particle trapper |
| 09/25/1990 | US4959085 Process and installation for the treatment of a stream of gas containing pyrophoric dust |
| 09/18/1990 | US4957520 Apparatus for the removal of vapors and vapor products |
| 09/12/1990 | EP0386806A2 Device for the separation of liquid ashes |
| 09/05/1990 | EP0385260A1 Device for separating particles from flowing medium |
| 09/05/1990 | EP0359779A4 In-line compressed air carbon monoxide filter |
| 08/22/1990 | CN1044769A Supercooling type purifying apparatus of smoke and fume |
| 08/21/1990 | US4950317 Air filter assembly and method of putting filter element in same |
| 08/14/1990 | US4948397 Method, means and device for separation of particulate matter from a carrier medium |
| 08/07/1990 | US4946483 Filter for the separation of oily fumes |
| 07/31/1990 | US4944780 Central vacuum cleaner with detachable filter assembly |
| 07/26/1990 | WO1990007969A1 Filtration apparatus |
| 07/18/1990 | EP0377952A2 Improved apparatus for cleaning air in coal mines |
| 07/17/1990 | US4941900 Apparatus and method for gas-liquid separation and filtration |
| 07/17/1990 | US4941400 Ventless hood for a deep fat fryer |
| 07/12/1990 | WO1990007369A1 Matter collection system including off-line filter cleaning |
| 07/12/1990 | CA2003072A1 Improved apparatus for cleaning air in coal mines |
| 07/11/1990 | CN2059103U Filter duster for bath water |
| 07/03/1990 | US4938787 Filter device and filter apparatus comprising such filter devices |
| 07/03/1990 | US4938785 Gas-liquid separation |
| 07/03/1990 | CA1271038A1 Apparatus for the production of mineral fibers having supplemental collection chamber exhaust |
| 06/26/1990 | US4936880 Scrubber |
| 06/06/1990 | EP0371531A1 Filter bed combined with a centrifugal separator |
| 06/06/1990 | EP0371171A1 Method and device for the filtration of excess varnish particles |
| 05/31/1990 | WO1990005876A1 Whole tire disposal system |
| 05/30/1990 | EP0370521A1 In-line filter device for compressed air |
| 05/23/1990 | EP0368861A1 Method and apparatus for treating process gases. |
| 05/22/1990 | US4926620 By passing air through opposing water jet streams |
| 05/01/1990 | US4921679 Exhaust system for laser surgery |
| 05/01/1990 | US4921509 Air filtration system for ducted range hoods |
| 04/24/1990 | US4919696 Supercooling type mist eliminator apparatus |
| 04/11/1990 | CN2055739U Precharged static electricity bag filtering dust catcher |
| 03/28/1990 | EP0359779A1 Compressed air carbon monoxide filter. |
| 03/28/1990 | CN2055064U 净化器 Purifier |
| 03/21/1990 | EP0358923A1 Process and apparatus for purifying a raw gas originating from the gasification of solids |
| 03/13/1990 | US4908050 Oil mist remover |
| 02/27/1990 | US4903462 Oil mist remover |
| 02/22/1990 | WO1990001362A1 Filter device |
| 02/21/1990 | CN1006898B Method for cleaning gas produced from solid carbonaceous material in a twostage gas producer |
| 02/21/1990 | CN1006850B Sulfur oxide scrubbing process |
| 02/14/1990 | CN1039641A Process for cleaning gas turbine inlet air |
| 02/13/1990 | US4900341 Purification system |
| 02/08/1990 | DE3826477A1 Filter apparatus |
| 02/08/1990 | DE3826475A1 Filter apparatus |
| 02/08/1990 | DE3826454A1 Apparatus for separating off impurities from gas |
| 02/07/1990 | EP0353903A1 Method for gas-liquid separation and filtration |
| 02/07/1990 | EP0353679A1 Filtering device |
| 01/25/1990 | WO1990000436A1 Process for cleaning gas turbine inlet air |
| 01/24/1990 | EP0352126A2 An inlet for a high volume particle sampler |
| 01/23/1990 | US4895083 Whole tire disposal system |
| 01/23/1990 | CA1264681A1 Automated production of canisters |
| 01/17/1990 | EP0350628A1 Process and device for the recovery of residual powder from powder-coating boots |
| 01/11/1990 | DE3821739A1 Process and apparatus for dedusting areas, in particular during sand-blasting work and similar |
| 01/10/1990 | EP0350272A1 Process for cleaning gas turbine inlet air and apparatus therefor |
| 01/10/1990 | CN2050933U Combined wet dust catcher |
| 01/09/1990 | CA1264314A1 Filter medium for treating an exhaust gas |
| 01/03/1990 | CN2050347U Compound dust remover |
| 12/26/1989 | US4889544 Cooler-dehumidifier-filter 3-in-one apparatus for treating compressed air |
| 12/26/1989 | US4888884 Method and plant for cleaning dryer exhaust gases during the drying of wood chips, wood fiber of the like |
| 12/19/1989 | US4888158 Separating unevaporated drops from hot flue gas stream using modified electrostatic precipitator; removal of sulfur oxides and particles; pollution control |
| 12/14/1989 | WO1989011925A1 Apparatus for removal of hazardous or toxic waste |
| 12/13/1989 | EP0346301A1 A filter for the separation of oily fumes |
| 12/13/1989 | CN2049152U Cyclonic filtration type dust remover |
| 12/12/1989 | US4886524 Spraying liquid into exhaust gas, passing into dust collector with vacant first chamber; reduced flue length |
| 12/12/1989 | US4886523 Expansion to high subsonic velocity, recompression by deceleration, inertial separation of particles |
| 12/06/1989 | EP0344283A1 Scrubber. |
| 12/06/1989 | CN2048782U Dust filter with hemp and stone screen and water film |
| 12/06/1989 | CN2048780U Wind cowl-type smoke reducing duster directly installed on top of chimney |
| 11/23/1989 | EP0343061A1 Circular filter with filter cartridge |
| 11/23/1989 | EP0342559A1 Device for the deposition of dust and/or acidic noxious matters from gases |
| 11/14/1989 | US4880685 Pollution control, heat treatment |
| 11/07/1989 | US4878927 Filtering separator for particles and harmful gases from unrefined gases |
| 11/07/1989 | US4878925 Apparatus for removing foreign substances in gas |
| 11/07/1989 | CA1262690A1 Gas/liquid/solids separator |
| 10/31/1989 | US4877431 Radial impingement separator |
| 10/25/1989 | EP0338960A1 Device for exhausting and trapping fumes above an oil-bath or water-bath cooker |
| 10/19/1989 | DE3811758A1 Device for separating off pollutants from the exhaust air of carpet production plants |
| 10/17/1989 | US4874409 Equipment for continuous separation of small particles and vapours of sublimable compounds |
| 10/17/1989 | US4874402 Process for purifying and cooling a hot gas |
| 10/11/1989 | EP0336087A1 Process and installation for the treatment of a flow of gas containing pyrophoric dust |
| 10/11/1989 | CN2045671U Rotary-wind combined dust remover |
| 10/11/1989 | CN2045670U Wet dust collector |
| 10/10/1989 | US4872890 Multi-stage gas-entrained liquid separator |
| 10/04/1989 | EP0334922A1 Installation for eliminating condensable noxious matter |
| 10/04/1989 | CN2045469U High-efficiency safety purifier for asphalt smoke from hot-rolled mill |
| 10/03/1989 | US4871515 Electrostatic filter |
| 09/26/1989 | US4869737 Apparatus for cleaning air in coal mines |
| 09/26/1989 | CA1260849A1 Top loading and inverted backflushed air filter systems |
| 09/20/1989 | CN2044517U Duster with revolving filter, compound location and reversing blow |
| 09/14/1989 | DE3806756A1 Compressed-air filter |
| 09/13/1989 | CN1035441A Dry clarificating technology for smoke of flux hot-dipping zn |
| 09/12/1989 | US4865815 In-line compressed air carbon monoxide filter |
| 09/12/1989 | US4865749 Indoor swimming pool maintenance, cyclone separator, ozone treatment |
| 09/12/1989 | US4865629 Control of particle size distribution in gas filtration |
| 09/12/1989 | US4865627 To produce a gas stream that is sufficiently clean to be recycled to compressors or power recovery turbines; fly ash removal from syngas |
| 09/07/1989 | DE3805718A1 Filter for purifying a gas |
| 09/06/1989 | EP0331607A2 Oil separator |
| 09/05/1989 | US4863499 Anti-duffusion chemical breather assembly for disk drives |