| 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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| 01/07/2004 | CN1465426A Exhausting treatment system for gas conaining volatile organic substance |
| 01/07/2004 | CN1133802C Method and device for producing metallic honeycomb body |
| 01/07/2004 | CN1133630C Catalytic converter and method for highly exothermic reactions |
| 01/07/2004 | CN1133511C Raw refuse decomposing and disposaling apparatus |
| 01/07/2004 | CN1133502C Air purifier |
| 01/07/2004 | CN1133498C Molecular sieve desulfurizer preparation method |
| 01/07/2004 | CN1133490C Nitrogen-selective zeolitic adsorbent for use in air separation process |
| 01/07/2004 | CN1133484C Process and apparatus for purefying waste gas |
| 01/07/2004 | CN1133483C Regenerative method and composition for removing sulfides from gas streams |
| 01/07/2004 | CN1133482C Method and equipment for absorbing volatilized gas of gasoline |
| 01/07/2004 | CN1133481C Water curtain type dust purifying appts |
| 01/06/2004 | US6673740 Recycling of spent/pulverized catalyst discharged from hydrodesulfurization process of an oil refinery comprising alumina support impregnated with vanadium and molybdenum |
| 01/06/2004 | US6673466 Housing with a passivation layer, catalyst carrier body with a housing and method for producing a catalyst carrier body with such a housing |
| 01/06/2004 | US6673326 Catalytic processes for the reduction of perfluorinated compounds and hydrofluorocarbons |
| 01/06/2004 | US6673325 Regenerative thermal oxidation system comprising a combustion chamber and at least two regenerators |
| 01/06/2004 | US6673324 Process and apparatus for the removal of dust in a reaction zone |
| 01/06/2004 | US6673323 Treatment of hazardous gases in effluent |
| 01/06/2004 | US6673241 Self-floating cover system for a body of water |
| 01/06/2004 | US6673137 Apparatus and method for purifying air in a ventilation system |
| 01/06/2004 | US6672050 Exhaust gas purification device of an engine |
| 01/06/2004 | CA2314358C Catalyst for purifying exhaust gas and exhaust gas purifying method |
| 01/06/2004 | CA2311027C Selective removing method of carbon monoxide |
| 01/05/2004 | CA2433273A1 Adsorption gas dryer |
| 01/02/2004 | EP1375854A1 Honeycomb structure and its assembly |
| 01/02/2004 | EP1375853A1 Honeycomb structure and assembly thereof |
| 01/02/2004 | EP1375852A1 Honeycomb structure and assembly thereof |
| 01/02/2004 | EP1375851A1 Plasma reactor, method for manufacturing the same and installation for treating exhaust gas of combustion engines |
| 01/02/2004 | EP1375850A2 Exhaust gas processing system |
| 01/02/2004 | EP1375454A1 Silicon carbide based porous article and method for preparation thereof |
| 01/02/2004 | EP1375421A2 Hydrogen separation membrane, hydrogen separation unit, and manufacturing method for hydrogen separation membrane |
| 01/02/2004 | EP1374978A1 Sox trap for diesel and lean burn gasoline automotive applications |
| 01/02/2004 | EP1374977A1 Desulfurizer and method of desulfurization |
| 01/02/2004 | EP1374976A1 Process and reactor for the conversion of urea to ammonia and exhaust gas cleaning system |
| 01/02/2004 | EP1374975A1 Modular ceramic oxygen generator |
| 01/02/2004 | EP1374974A2 Hollow fiber membrane gas separation cartridge and gas purification assembly |
| 01/02/2004 | EP1374973A1 Process for controlling a feed gas pressure swing adsorption treatment unit |
| 01/02/2004 | EP1374972A1 Variable inlet air flow restriction for the PSA product gas composition control |
| 01/02/2004 | EP1374968A1 Filter element, method for manufacture thereof, and filter using said element |
| 01/02/2004 | EP1374962A1 Improvement to a separation device inside a vessel for the separation of a mixture containing at least a gaseous and a liquid phase |
| 01/02/2004 | EP1374688A1 Ethylene gas adsorbent, method of controlling ethylene gas concentration and ethylene gas sensor |
| 01/02/2004 | EP1373805A1 Method and apparatus for cleaning air |
| 01/02/2004 | EP1373795A2 Device for reducing the presence of moisture within an enclosure containing a heat source |
| 01/02/2004 | EP1373692A1 Method for producing a one-piece, structured metal sheet comprising a cavity, metal sheet and honeycomb body |
| 01/02/2004 | EP1373134A2 Membrane reactor and method for the production of highly pure hydrogen gas |
| 01/02/2004 | EP1373132A1 Production of hydrogen |
| 01/02/2004 | EP1372842A1 A reactor for plasma assisted treatment of gaseous |
| 01/02/2004 | EP1372833A2 Polymeric membrane for separation of fluids under elevated temperature and/or pressure conditions |
| 01/02/2004 | EP1372832A1 Flexible and porous membranes and adsorbents, and method for the production thereof |
| 01/02/2004 | EP1372827A2 Method of reducing the n 2?o content of gases and selected catalysts |
| 01/02/2004 | EP1372826A1 Method and device for assessing the operability of a device for reducing the ozone content in the air |
| 01/02/2004 | EP1372825A1 Method for eliminating metal halides that are present in a liquid or gaseous, organic or non-organic effluent |
| 01/02/2004 | EP1372824A1 Process for dehydrating gas |
| 01/02/2004 | EP1372823A1 Method for the purification of corrosive gases |
| 01/02/2004 | EP1372822A1 Membrane pervaporation and vapor permeation system |
| 01/02/2004 | EP1372821A2 Method for the absorptive outward transfer of ammonia and methane out of synthesis gas |
| 01/02/2004 | EP1372820A1 Enhanced rate psa process |
| 01/02/2004 | EP1372819A1 A combination filter for filtering fluids |
| 01/02/2004 | EP1372818A1 Fuel cell system having a replaceable getter element for purifying the fuel supply |
| 01/02/2004 | EP1372817A2 Method and equipment for removing volatile compounds from air |
| 01/02/2004 | EP1372816A1 Recovery of volatile organic compounds from carbon adsorber beds |
| 01/02/2004 | EP1372808A1 Method for eliminating oxygenated organic molecules that are present in an organic effluent using alumina agglomerates |
| 01/02/2004 | EP1372806A1 Gas-liquid separator |
| 01/02/2004 | EP1124637B1 Multi-well microfiltration apparatus |
| 01/02/2004 | EP1096988B1 An effluent gas treatment process and apparatus |
| 01/02/2004 | EP0848641B1 Direct oxidation method for converting sulphur compounds into sulphur with a copper catalyst |
| 01/01/2004 | US20040001788 Denitrification, desulfurization, deminieralization flue gas |
| 01/01/2004 | US20040001787 Scrubbing; pollution control |
| 01/01/2004 | US20040001782 Multi-zoned catalyst and trap |
| 01/01/2004 | US20040001781 Monolithic honeycomb channels; exterior coating of palladium, rhodium |
| 01/01/2004 | US20040001295 Plasma generation and processing with multiple radiation sources |
| 01/01/2004 | US20040000513 Apparatus using solid perm-selective membranes in multiple groups for simultaneous recovery of specified products from a fluid mixture |
| 01/01/2004 | US20040000476 Catalytic exhaust system for automobile; denitrification |
| 01/01/2004 | US20040000475 Plasma reactor having regions of active and passive electric field |
| 01/01/2004 | US20040000352 Evaporative fuel treating device and method |
| 01/01/2004 | US20040000233 Membrane gas dehydrating apparatus for gas controlled and powered systems |
| 01/01/2004 | US20040000231 Multilayer; flat configuration; fluoropolymer overcoating on porous polyethersulfone polymer |
| 01/01/2004 | US20040000186 Method for testing the integrity of dpfs |
| 01/01/2004 | US20040000136 Method for warm-up of catalyst of exhaust gas treatment device |
| 01/01/2004 | US20040000135 Catalyst degradation determining apparatus and method |
| 12/31/2003 | WO2004001301A2 Low emission thermal plant |
| 12/31/2003 | WO2004001290A1 Coal-fired power station |
| 12/31/2003 | WO2004000733A1 Thermal water treatment device and method |
| 12/31/2003 | WO2004000731A2 Use of cationic layered materials, compositions comprising these materials, and the preparation of cationic layered materials |
| 12/31/2003 | WO2004000546A1 Layered silicate material and applications of layered materials with porous layers |
| 12/31/2003 | WO2004000461A1 METHOD OF REGENERATING NOx REMOVAL CATALYST |
| 12/31/2003 | WO2004000443A1 Method and apparatus for reducing a nitrogen oxide, and control thereof |
| 12/31/2003 | WO2004000442A1 Method for elimination of sulphur from a charge comprising hydrogen sulphide, benzene toluene and/or xylenes |
| 12/31/2003 | WO2004000441A1 Method for treating at least one feed gas mixture by pressure swing adsorption |
| 12/31/2003 | WO2004000440A1 Adsorbents, methods of preparation, and methods of use thereof |
| 12/31/2003 | WO2003086874A3 Method and device for creating an artificial atmosphere in a storage or transport container |
| 12/31/2003 | WO2003080227A3 Novel block polyurethane-ether and polyurea-ether gas separation membranes |
| 12/31/2003 | WO2003073011A3 Air purifying filter systems for building air supply and respirators useful against nbc attacks |
| 12/31/2003 | WO2002055172A3 Pressure swing adsorption gas separation method and apparatus |
| 12/31/2003 | WO2002038265A8 Fuel processing system and improved feedstock therefor |
| 12/31/2003 | WO2002028513A8 Systems and processes for removal of pollutants from a gas stream |
| 12/31/2003 | CN2596214Y Flue gas purifier for coal burning boiler |
| 12/31/2003 | CN2595443Y Stereo smoke desulfurizing and dush remover |
| 12/31/2003 | CN2595442Y Smoke deacidifying and dush remover |
| 12/31/2003 | CN2595441Y Wet absorptive bag |
| 12/31/2003 | CN2595440Y Internal unloading material fixing bed absorptive device |