| Patents for B01D 53 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols (135,933) |
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| 04/09/1987 | WO1987002024A1 Reduction of nitrogen-based pollutants through the use of urea solutions containing oxygenated hydrocarbon solvents |
| 04/09/1987 | WO1987002023A1 Reduction of nitrogen- and carbon-based pollutants |
| 04/09/1987 | WO1987001963A1 Process for reducing the content of noxious matter in dust-containing flue or process gases |
| 04/09/1987 | WO1987001962A1 Method and device for the selective removal of h2s from an h2s-containing gas |
| 04/09/1987 | WO1987001961A1 Method and device for the selective removal of h2s from a h2s-containing gas |
| 04/09/1987 | WO1987001960A1 Method and device for the selective removal of h2s from a h2s-containing gas |
| 04/09/1987 | WO1987001959A1 Separator assembly |
| 04/09/1987 | DE3639833A1 Apparatus for cooling pressurised gases, in particular compressed air |
| 04/09/1987 | DE3632405A1 Filter for spray-painting and stoving booths |
| 04/09/1987 | DE3536105A1 Leach-resistant preparation of solid combustion residues |
| 04/09/1987 | DE3535168A1 Separation of used filtering fuel in combustion plants |
| 04/08/1987 | EP0217733A1 Process for the systematic treatment of exhaust gases |
| 04/08/1987 | EP0217656A2 Means for controlling the condition of air in an enclosure |
| 04/08/1987 | EP0217567A2 Process and apparatus for treating sulphur dioxide-containing gas |
| 04/08/1987 | EP0217505A2 Production of a gas containing hydrogen |
| 04/08/1987 | EP0217480A1 Abatement of NOx in exhaust gases |
| 04/08/1987 | EP0217446A2 Poly-metal-containing catalyst |
| 04/08/1987 | EP0217437A1 Process and apparatus for eliminating nitrogen oxides from a gaseous exhaust stream in the humid way |
| 04/08/1987 | EP0217215A2 Apparatus for cleaning exhaust gases |
| 04/08/1987 | EP0217098A1 Liquid phase thermal swing chemical air separation |
| 04/08/1987 | EP0217045A2 Process for decreasing the nitrogen oxide content of exhaust gases |
| 04/08/1987 | EP0216885A1 Method and catalyst for reducing the nitrogen oxide of flue gases |
| 04/08/1987 | CN86105278A Gas drying process |
| 04/08/1987 | CN85107219A Apparatus for increasing putting gaseous medium into liquid medium |
| 04/07/1987 | US4656148 Method for the reactivation of a catalyst used for removal of nitrogen oxides |
| 04/07/1987 | US4656147 Method for recovering denitrating catalyst for ammonia catalytic reduction |
| 04/07/1987 | US4656014 Process for reducing the NOx content in waste gases |
| 04/07/1987 | US4655807 Fluorine-containing acrylate or methacrylate polymer |
| 04/07/1987 | US4655801 Air dryer unit |
| 04/07/1987 | US4655800 Adsorption of chlorine containing gases |
| 04/07/1987 | US4655797 Fine screen and fine screen stack, their use and process for the manufacture of fine screens |
| 04/07/1987 | US4655796 Simulated countercurrent flow |
| 04/07/1987 | US4655404 Fluorescent lamp crusher |
| 04/07/1987 | US4655242 Water seal drum |
| 04/07/1987 | CA1220016A1 Scrubber apparatus for purifying foul air produced during an embalming, an autopsy or the like |
| 04/02/1987 | DE3535208A1 Reactor and method of NOx removal |
| 04/02/1987 | DE3535172A1 Process for regenerating carbon-containing adsorbents (adsorption agents) |
| 04/02/1987 | DE3534845A1 Process for reducing nitrogen oxides in the flue gas stream of a steam generator and steam generator in particular for this process |
| 04/02/1987 | DE3534318A1 Filter for separating off solid particles from gases and filter for purifying gases |
| 04/02/1987 | DE3534228A1 Dry NOx separation method |
| 04/02/1987 | DE3534161A1 Single-vessel air drier for compressed air systems |
| 04/02/1987 | DE3534060A1 Method of operating flue gas collectors at reduced temperature |
| 04/01/1987 | EP0216633A2 Composite membrane comprising porous hollow fibers and process for producing the same |
| 04/01/1987 | EP0216486A2 Acid gas removal process |
| 04/01/1987 | EP0216450A1 Corona generating device |
| 04/01/1987 | EP0216388A2 Process for washing out NO and/or SO2 from gas mixtures |
| 04/01/1987 | EP0216292A1 Process for the treatment of exhaust gases containing hydrogen chloride |
| 04/01/1987 | EP0216258A1 Process for cleaning gases |
| 04/01/1987 | EP0216227A1 Assembly of corona discharge electrodes |
| 04/01/1987 | EP0216130A1 Expansion-compensated metallic exhaust catalyst support body and sheet metal for its manufacture |
| 04/01/1987 | EP0215911A1 Selective absorption of hydrogene sulfide from gases which also contain carbon dioxide |
| 04/01/1987 | EP0215899A1 Enhanced pressure swing adsorption processing. |
| 04/01/1987 | EP0215843A1 Enhanced pressure swing adsorption process and system. |
| 03/31/1987 | US4654319 Doubly promoted platinum group metal catalysts for emission control and method for making the catalysts |
| 03/31/1987 | US4654202 Vasodilation, hypotensive, hydroxydropyl methyl cellulose |
| 03/31/1987 | US4654144 Process for the destruction of noxious gases with ozone |
| 03/31/1987 | US4654063 Combination of membrane and non-membrane separation |
| 03/31/1987 | US4654057 Dehumidifier |
| 03/31/1987 | US4654047 Hybrid membrane/cryogenic process for hydrogen purification |
| 03/31/1987 | US4653199 Hot air dryer with multiple desiccant cartridges |
| 03/31/1987 | CA1219854A1 Small bead auto exhaust catalyst |
| 03/31/1987 | CA1219815A1 Combined desiccation of substantially supercritical co.sub.2 |
| 03/31/1987 | CA1219814A1 Process for obtaining high concentration argon by pressure-swing-adsorption |
| 03/31/1987 | CA1219812A1 Process for separating aggressive gases from gas mixtures |
| 03/31/1987 | CA1219731A1 Process for desulfurizing fuel gases |
| 03/31/1987 | CA1219712A1 Method of producing porous carbon bodies of high permeability |
| 03/26/1987 | WO1987001613A1 Process and installation for cleaning exhaust gases from furnace installations |
| 03/26/1987 | WO1987001612A1 Process for the recovery of sulphur dioxide from gas flows |
| 03/26/1987 | WO1987001611A1 Process for separation of high purity gas from mixed gas |
| 03/26/1987 | WO1987001606A1 Drain manifold for air data sensor |
| 03/26/1987 | DE3623983A1 Process for the absorption of pollutant mixtures from exhaust gases |
| 03/26/1987 | DE3623982A1 Process for the absorption and final purification of pollutant-containing exhaust gases |
| 03/26/1987 | DE3533893A1 Twin-chamber air drying unit, in particular for the compressed air supply of the braking units of vehicles |
| 03/26/1987 | DE3533199A1 Verfahren und anlage zur reinigung der abgase von feuerungsanlagen Method and system for cleaning the exhaust gases of combustion plants |
| 03/25/1987 | EP0215709A1 Process for eliminating sulfur dioxide from a gas by means of an absorption mass that can be regenerated by reaction with hydrogen sulfide |
| 03/25/1987 | EP0215558A2 Improved column packing |
| 03/25/1987 | EP0215508A2 Supported membrane and process for its preparation |
| 03/25/1987 | EP0215505A2 Removing H2S from a sour gaseous stream |
| 03/25/1987 | EP0215472A2 Process and apparatus for separating and recovering volatile solvents |
| 03/25/1987 | EP0215317A1 Process for eliminating hydrogen sulphide from exhaust gases |
| 03/25/1987 | EP0215196A2 Process for the selective catalytic reduction of nitrogen oxides |
| 03/25/1987 | EP0215039A1 Process for purifying combustion gases |
| 03/25/1987 | EP0215016A1 Solid compositions based on superoxides, production thereof and electrochemical applications thereof. |
| 03/25/1987 | EP0215000A1 Pressure swing cycles for gas separations |
| 03/24/1987 | US4652537 Process for preparing carbon monoxide platinum conversion catalyst |
| 03/24/1987 | US4652289 Purification of effluent gases |
| 03/24/1987 | US4652283 Polyphenylene oxide membrane having chemically bonded coating |
| 03/24/1987 | CA1219525A1 Process for recovering gases from landfills |
| 03/19/1987 | DE3531968A1 Simultaneous scrubbing of SO2 and NOx having an intermediate step |
| 03/19/1987 | DE3526972A1 Scrubbing water treatment for simultaneous SO2 and NOx gas purification with conversion of dithionates and salts of sulphonic acid |
| 03/18/1987 | EP0214942A1 Catalyst and method for purifying exhaust gases from nitrogen oxides |
| 03/18/1987 | EP0214910A1 Process for the elimination of sulphur oxides from a gas with an absorption mass which can be regenerated by reaction with elementary sulphur |
| 03/18/1987 | EP0214814A2 Absorbent composition containing a severely hindered amino compound and an amine salt and process for the absorption of H2S using the same |
| 03/18/1987 | EP0214641A2 Improved process for separating CO2 from other gases |
| 03/18/1987 | EP0214407A2 Process for removing organic sulphur compounds, and/or sulphur oxides and/or nitrogen oxides from gases |
| 03/18/1987 | EP0214380A2 Catalyst plate |
| 03/18/1987 | EP0214375A1 Holder box for catalytic plates |
| 03/18/1987 | EP0214360A2 Process for making and for enhancing the selectivity of an integral asymmetric membrane |
| 03/18/1987 | EP0214126A1 Purification plant and process for removing pollution from hot gases. |
| 03/18/1987 | CN86106219A Adsorbent and its mfr. method for separation and recovery of carben monoxide, and the method of using it to separate and recover high-purity carben monoxide |