| 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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| 06/02/1999 | CN2321515Y Separator for separating water from gas |
| 06/02/1999 | CN1218444A Process for treating scrubbing water from gas scrubbing process in iron ore reduction plant |
| 06/02/1999 | CN1218423A Exhaust gas catalyst comprising multilayered upstream zones |
| 06/02/1999 | CN1218422A Regenrable catalyzed trap and apparatus, and method of using the same |
| 06/02/1999 | CN1218421A Purification of gases containing hydrogen sulphide |
| 06/02/1999 | CN1218420A Method and apparatus for NOx abatement in lean gaseous streams |
| 06/02/1999 | CN1218419A Liquid and gas purification and filtration |
| 06/02/1999 | CN1218170A E-1 twin tower air dryer for air compressor unit |
| 06/02/1999 | CN1217952A Method for purifying gases containing stench sulphureous gases |
| 06/02/1999 | CN1043511C Method and apparatus for purifying chlorine especially chlorine in flue gas |
| 06/01/1999 | US5909613 Apparatus for removing harmful gas |
| 06/01/1999 | US5908806 Copper-silver zeolite catalysts |
| 06/01/1999 | US5908804 Reduction of emissions from FCC regenerators |
| 06/01/1999 | US5908564 Tunable, self-powered arc plasma-melter electro conversion system for waste treatment and resource recovery |
| 06/01/1999 | US5908558 Method and apparatus for removing contaminants from fluid columns |
| 06/01/1999 | US5908494 Liquid spray air purification apparatus |
| 06/01/1999 | US5908492 Thermally insulated adsorber |
| 06/01/1999 | US5908490 Organic solvent recovering system and organic solvent recovering method |
| 06/01/1999 | US5908053 Integrated high pressure fill port and flow controller for cylinder recharger |
| 06/01/1999 | US5908023 Method and apparatus for enriching the oxygen content in the intake air of an internal combustion engine |
| 06/01/1999 | US5907950 System for injecting nitrogen-oxide-reducing agents into an exhaust stream |
| 06/01/1999 | US5907924 Method and device for treating natural gas containing water and condensible hydrocarbons |
| 06/01/1999 | US5907908 Dehumidifying pouch |
| 06/01/1999 | CA2254524A1 Psa process utilizing an adsorbant with heterogeneous capacity and/or selectivity |
| 06/01/1999 | CA2096660C Process for the removal of sulphur compounds from gases |
| 06/01/1999 | CA2072352C Synthetic porous crystalline material, its synthesis and use |
| 06/01/1999 | CA2038686C Activated carbon, production thereof and adsorption using activated carbon |
| 06/01/1999 | CA2009104C Process for manufacturing active alumine conglomerates; conglomerates thus produced and device used in the process |
| 05/27/1999 | WO1999026034A1 Method and system for controlling airflow in a multiple bed desiccant drying system |
| 05/27/1999 | WO1999026030A1 Water collection and dispensing machine |
| 05/27/1999 | WO1999026026A1 Dehumidifier system |
| 05/27/1999 | WO1999026025A1 Dehumidifier system |
| 05/27/1999 | WO1999025964A1 Surface tension relieved mounting material |
| 05/27/1999 | WO1999025961A2 NOx REMOVAL APPARATUS INCLUDING MANGANESE DIOXIDE AND COPPER OXIDE SUPPORT |
| 05/27/1999 | WO1999025471A1 Pulsed corona discharge apparatus with radial design |
| 05/27/1999 | WO1999025462A1 Device for purifying a mercury-containing flue gas |
| 05/27/1999 | WO1999025461A1 Method and device for global warming prevention |
| 05/27/1999 | WO1999025460A1 Bio-tower |
| 05/27/1999 | WO1999025459A1 Thermally powered oxygen/nitrogen plant incorporating an oxygen selective ion transport membrane |
| 05/27/1999 | DE19853458A1 Solid state polymeric electrolysis module for polymeric electrolyzer |
| 05/27/1999 | DE19809191C1 Machine for removal of lye film in gas pipes |
| 05/27/1999 | DE19753194A1 Smoke washing process for brown coal power station uses flocculant |
| 05/27/1999 | DE19753191A1 Heat recovery from flue gas in a sulfur removal wash plant- |
| 05/27/1999 | DE19751934A1 Cleaning flue gases from waste incineration plant |
| 05/27/1999 | DE19751851A1 Reduction of aerosols in a flue gas washing plant |
| 05/27/1999 | DE19750980A1 Internal combustion engine exhaust catalyst substrate |
| 05/27/1999 | DE19750527A1 Production of stable and storable cellulosic separation membrane |
| 05/27/1999 | DE19750138A1 Einrichtung zum Einbringen eines flüssigen Reduktionsmittels in eine Abgas-Reinigungsanlage Means for introducing a liquid reducing agent into an exhaust gas cleaning system |
| 05/27/1999 | CA2310377A1 Thermally powered oxygen/nitrogen plant incorporating an oxygen selective ion transport membrane |
| 05/26/1999 | EP0918145A2 Exhaust emission control catalyst apparatus in internal combustion engine |
| 05/26/1999 | EP0918049A1 Process for the purification of an alkanolamine |
| 05/26/1999 | EP0917904A2 Method for feeding back liquid absorbents |
| 05/26/1999 | EP0917676A2 Apparatus and method for controlling output of an oxygen concentrator |
| 05/26/1999 | EP0917619A1 Catalytic converter |
| 05/26/1999 | EP0917491A1 Method for removing carbon dioxide from gases |
| 05/26/1999 | EP0917490A1 Hydrotalcite sulfur oxide sorption |
| 05/26/1999 | EP0868395B1 Device for removing hydrogen from a gas mixture and its use |
| 05/26/1999 | EP0788395B1 Carbonization of halocarbons |
| 05/26/1999 | EP0776246B1 Process for regenerating nitrogen-treated carbonaceous chars used for hydrogen sulfide removal |
| 05/26/1999 | EP0631564B1 Method of and apparatus for removing carbon monoxide from gaseous media |
| 05/26/1999 | CN2320316Y Multi-functional desulfurating dust remover |
| 05/26/1999 | CN2320315Y Rotary active carbon-fibre organic solvent separation facility |
| 05/26/1999 | CN2320314Y Desulfurating dust-collecting equipment |
| 05/26/1999 | CN1217704A Air ozone mixer and ozone fog generator |
| 05/26/1999 | CN1217587A Solid-electrolyte ionic conductor for producing ratio-adjustable steam-oxygen flow |
| 05/26/1999 | CN1217586A Solid-electrolyte ionic conductor system for producing oxygen, nitrogen and/or carbon dioxide |
| 05/26/1999 | CN1217229A Improved catalyst for ammonia decomposition |
| 05/25/1999 | US5907077 Method and apparatus for treatment of freon gas |
| 05/25/1999 | US5907076 Oxidizing hydrogen, but not olefins, using using a metal or metal oxide of groups ib, iib, iiia, iva or va. |
| 05/25/1999 | US5907066 Treating methanol-containing waste gas streams |
| 05/25/1999 | US5906959 Catalyst for purifying exhaust gas |
| 05/25/1999 | US5906958 Coprecipitation of nitrogen oxide absorber and noble metal on carrier |
| 05/25/1999 | US5906797 Treatment of NF3 -containing gases |
| 05/25/1999 | US5906773 Liquid distributor |
| 05/25/1999 | US5906715 Multi-stage gaseous pollutant destruction apparatus and method |
| 05/25/1999 | US5906675 Air purification process |
| 05/25/1999 | US5906674 Process and apparatus for separating gas mixtures |
| 05/25/1999 | US5906673 Primary bed undergoes adsorption, pressure equalization with secondary adsorbent bed, depressurization with secondary bed, evacuation with secondary bed, and repressurization with gas discharged from the secondary bed |
| 05/25/1999 | US5906672 Automatic incremental adjustment of concentration equalization control valve in response to computer evaluation of detected output gas flow |
| 05/25/1999 | CA2162740C Oxygen-selective sorbents |
| 05/25/1999 | CA2153748C Alumina-based catalyst for the treatment of gases containing sulphur compounds, use of these catalysts for the treatment and processes for treatment of the said gases |
| 05/25/1999 | CA2130130C Method of reagent and oxidation air delivery |
| 05/25/1999 | CA2059398C Solid phase extraction medium |
| 05/20/1999 | WO1999024763A1 Dehumidification/humidification air supply apparatus |
| 05/20/1999 | WO1999024700A1 Catalytic converter supported body with open heat radiating areas |
| 05/20/1999 | WO1999024531A1 Hydrogen sulfide removal process |
| 05/20/1999 | WO1999024165A1 Exhaust emission control catalyst element, catalyst structure, production method thereof, exhaust emission control apparatus and exhaust emission control method using the apparatus |
| 05/20/1999 | WO1999024162A1 Catalyst and method for hydrogenated depletion of cfc and halons from gas phases |
| 05/20/1999 | WO1999024153A1 Support composition based on a cerium oxide, a zirconium oxide and a scandium or rare earth oxide and use for treating exhaust gas |
| 05/20/1999 | WO1999024152A1 Process and device for reducing the number of particles in combustion gas |
| 05/20/1999 | WO1999024151A1 Method for preventing scaling in wet-process waste gas treatment equipment |
| 05/20/1999 | WO1999024150A1 Device for supplying a reduction agent into an exhaust-gas purification system |
| 05/20/1999 | WO1999024149A1 Plasma discharge gas processing reactors |
| 05/20/1999 | WO1999024148A1 A wet gas processing method and the apparatus using the same |
| 05/20/1999 | DE19835699A1 Charging of a fluidized bed reactor |
| 05/20/1999 | DE19750785A1 Katalysator und Verfahren zur hydrierenden Abreicherung von FCKW und Halonen aus Gasphasen Catalyst and process for hydrogenating depleting CFCs and halons from gas phases |
| 05/20/1999 | DE19750178A1 Greatly-enhanced catalytic oxidation of exhaust gases by three-way catalyst with electrical preheating |
| 05/20/1999 | DE19749379A1 Katalysator-Trägerkörper mit verbesserter Wärmeabstrahlung The catalyst support body with improved heat radiation |
| 05/20/1999 | DE19749308A1 Reduction of nitrogen oxide(s) in the flue gas from incinerator plants |
| 05/20/1999 | DE19740401C1 Process breaks down industrial particulate or gaseous wastes in foam |