| 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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| 09/02/1997 | US5662869 Catalytic |
| 09/02/1997 | US5662837 Method and apparatus for dissolving and isolating carbon dioxide gas under the sea |
| 09/02/1997 | US5662801 Method of removing organic compounds from air and water columns |
| 09/02/1997 | US5662794 Solid-liquid separator and wet flue gas desulfurization apparatus |
| 09/02/1997 | US5662727 Twin tower air dryer for an air compressor unit |
| 09/02/1997 | US5662726 Method for separation of nitrogen and carbon dioxide by means of sepiolite as separation medium |
| 09/02/1997 | US5662721 Entrainment separator for high velocity gases |
| 09/02/1997 | US5662051 Method of treating solid residue resulting from combustion of a sulfur-containing fuel, and heat treatment apparatus for implementing the method |
| 09/02/1997 | US5662050 Process for chemical/thermal treatment without toxic emissions |
| 09/02/1997 | US5661987 Three-bed nonimmobilized rapid pressure-swing adsorber |
| 09/02/1997 | US5661983 Fluidized bed desiccant cooling system |
| 08/28/1997 | WO1997031257A1 Preparation of gaseous mixtures for isotopic analysis |
| 08/28/1997 | WO1997030777A1 Composite metal oxide support for exhaust gas conversion catalysts |
| 08/28/1997 | WO1997030776A1 Air dryer with gravel bed filter |
| 08/28/1997 | WO1997030775A1 Desiccant cartridge |
| 08/28/1997 | DE19630250C1 Metal alloy catalyst for the total oxidation carbon mon:oxide, soot and/or hydrocarbon |
| 08/28/1997 | DE19607306A1 Combined electrostatic and gas filtration system |
| 08/28/1997 | DE19607026A1 Flue gas cleaning process for municipal refuse incineration plants |
| 08/28/1997 | DE19547598C1 Coating disc honeycomb catalyst substrate with dispersion |
| 08/27/1997 | EP0791390A1 Process and device for the catalytic gas purification |
| 08/27/1997 | EP0791389A1 Catalyst assembly, in particular for a three-pass boiler |
| 08/27/1997 | EP0791388A2 VSA adsorption process with energy recovery |
| 08/27/1997 | EP0791132A1 Process and device producing a honeycomb body, especially a catalyst substrate, with a housing |
| 08/27/1997 | EP0790920A1 Gas adsorbent rebreather canister |
| 08/27/1997 | EP0790856A1 Process for treating h 2?s containing gas streams |
| 08/27/1997 | EP0790855A1 Method and device for purifying gaseous effluent streams containing pollutants |
| 08/27/1997 | EP0790854A1 Pressure and temperature swing adsorption and temperature swing adsorption |
| 08/27/1997 | EP0790853A1 Pressure and temperature swing adsorption and temperature swing adsorption |
| 08/27/1997 | EP0640005B1 Method for removing sulphur compounds from a residual gas such as a residual gas from a claus process sulphur plant, and recovering said compounds as sulphur |
| 08/27/1997 | CN2260655Y Vapour-water separator |
| 08/27/1997 | CN1158114A Process for separating hydrogen halides from gases containing sulphur dioxide |
| 08/27/1997 | CN1157752A Reactive purge for solid electrolyte membrane gas separation |
| 08/27/1997 | CN1035718C Decomposition of alkyl halide extinguishing agent |
| 08/26/1997 | US5661027 Geothermal power plant desulfurization method |
| 08/26/1997 | US5660807 Decomposing hydrogen cyanide and carbonyl sulfide by hydrogenation and hydrolysis using chromium oxide containing catalyst on titanium oxide or zirconium oxide carrier |
| 08/26/1997 | US5660800 Catalytic exhaust system with heat exchanger, for oxidizing hydrocarbons from internal combustion engine |
| 08/26/1997 | US5660799 Having residual ammonia decomposer located downstream of denitrator and between two divided high pressure evaporators, with means to control internal pressure of evaporator disposed on upstream side |
| 08/26/1997 | US5660616 Absorbing sulfur dioxide through a gas dispersing plate by the limestone absorbing liquid, expanding, rising to froth layer, overflowing |
| 08/26/1997 | US5660615 Exhaust gas scrubbing process |
| 08/26/1997 | US5660603 Using aqueous liquid to selectively absorb one of gases in mixture |
| 08/26/1997 | US5660049 Sorber with multiple cocurrent pressure equalized upflows |
| 08/26/1997 | US5660048 Air conditioning system for cooling warm moisture-laden air |
| 08/26/1997 | US5659974 Method for regeneration of an adsorbent material containing moisture and apparatus therefor |
| 08/22/1997 | CA2170015A1 Air dryer |
| 08/21/1997 | WO1997030570A1 Device for preparing a plasma and use of said device for preparing a plasma |
| 08/21/1997 | WO1997030275A1 Point-of-use catalytic oxidation apparatus and method for treatment of voc-containing gas streams |
| 08/21/1997 | WO1997030003A1 METHOD FOR REDUCING NOx EMISSION FROM A KILN PLANT |
| 08/21/1997 | WO1997029835A1 Arrangement for decomposition of nitrogen oxides in a gas stream and the use thereof |
| 08/21/1997 | WO1997029834A1 Process for removing sulfur as a liquid during gas treating |
| 08/21/1997 | WO1997029833A1 Process and device for the conversion of a greenhouse gas |
| 08/21/1997 | WO1997029832A1 Odor control system |
| 08/21/1997 | DE19640075C1 Wash tower for flue gas desulphurisation system |
| 08/21/1997 | DE19606218A1 Capturing and measuring organic solvent in discharging air |
| 08/21/1997 | DE19606019A1 Thermo=surgical aerosol and vapour suction and sterilisation unit |
| 08/21/1997 | DE19605547A1 Conversion of greenhouse gases into fuel or chemical intermediates |
| 08/20/1997 | EP0789807A1 Catalyst carrier element with internal insulation |
| 08/20/1997 | EP0789789A1 Electrochemical device for removal and regeneration of oxygen and method |
| 08/20/1997 | EP0789621A1 Catalyst with zirconia/ceria support |
| 08/20/1997 | EP0789614A1 Process and apparatus for the purification of gases |
| 08/20/1997 | EP0789613A1 Nonparticulating adsorbent recirculating filter |
| 08/20/1997 | EP0729385A4 Countercurrent gas-solid contacting |
| 08/20/1997 | EP0638158B1 Method for maintaining a nominal working temperature of flue gases in a pfbc power plant |
| 08/20/1997 | CN1157579A Process for cooling, demonomerizing and dedusting gas from polymer drier |
| 08/20/1997 | CN1157186A Plant for treating at least one fluid and use for separation of at least one constituent of gas mixture |
| 08/20/1997 | CN1157184A Wet flue gas desulfurization system |
| 08/20/1997 | CN1157182A Special efficiency air purifying material and manufacturing method thereof |
| 08/20/1997 | CN1157174A 除臭装置 Deodorizing device |
| 08/19/1997 | US5659110 Process of purifying combustion exhaust gases |
| 08/19/1997 | US5658669 Vinyl ester, vinyl alcohol, fluoropolymer layers; gas separation |
| 08/19/1997 | US5658547 Air pollution control |
| 08/19/1997 | US5658546 Reducing nitrogen oxides in exhaust gases |
| 08/19/1997 | US5658545 Air pollution control |
| 08/19/1997 | US5658544 Gas-solid contacting method |
| 08/19/1997 | US5658543 Exhaust gas cleaner and method for cleaning same |
| 08/19/1997 | US5658542 Treating exhaust gas containing nitrogen oxides with reducing agent over silver salt catalyst on inorganic oxide support |
| 08/19/1997 | US5658541 Oxidation in combustion zone; (ab or ad)sorption |
| 08/19/1997 | US5658540 High-tech computerized containment and treatment apparatus and process for combustion off-gas |
| 08/19/1997 | US5658536 Catalytic converter comprising a flat and a corrugated metal plates rolled into a honeycomb cylindrical shape producing turbulence |
| 08/19/1997 | US5658449 Method and device for catalytic nitrogen oxide reduction of motor vehicle exhaust |
| 08/19/1997 | US5658372 Activated carbon monolithic adsorbers |
| 08/19/1997 | US5658371 Controlled pressurization, depressurization, adsorption and desorption |
| 08/19/1997 | US5658370 Pressure swing adsorption |
| 08/19/1997 | US5658369 Collection and regeneration of substances exhausted through a vacuum pump; adsorption |
| 08/19/1997 | US5657626 Exhaust system with a negative flow fluidics apparatus |
| 08/19/1997 | US5657625 Apparatus and method for internal combustion engine control |
| 08/19/1997 | US5657624 Combustion of first compressed feed gas stream to drive generators while separation of oxygen via ion exchange membrane from second compressed feed gas stream |
| 08/14/1997 | WO1997029168A1 Method for reducing sulfur-oxide emissions from an asphalt air-blowing process |
| 08/14/1997 | WO1997028902A1 Electrostatic air purification machine |
| 08/14/1997 | WO1997028887A2 Catalysts for the full oxidation of volatile organic compounds |
| 08/14/1997 | WO1997028886A1 Liquid cooled trap patent application |
| 08/14/1997 | WO1997028885A1 Process and device for removing h2s from an h2s-containing gas |
| 08/14/1997 | WO1997028884A2 Compounds for the sorption of gases |
| 08/14/1997 | WO1997028876A1 Desiccant container |
| 08/14/1997 | DE19605226A1 Verfahren zur Herstellung eines Plasmas sowie Verwendung eines derart hergestellten Plasmas A process for producing a plasma, and using a plasma so produced |
| 08/14/1997 | DE19604377A1 Sulphur di:oxide smoke washer washed from the smoke and neutralised |
| 08/14/1997 | DE19604318A1 Regenerating nitrogen dioxide adsorption catalyst |
| 08/14/1997 | CA2245904A1 Compounds for the sorption of gases |
| 08/14/1997 | CA2245827A1 Catalysts for the full oxidation of volatile organic compounds |
| 08/14/1997 | CA2245534A1 Desiccant container |
| 08/14/1997 | CA2243634A1 Method for reducing sulfur-oxide emissions from an asphalt air-blowing process |