| 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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| 03/13/2001 | US6200365 Device and method for continuously fractionating a gas by adsorption and in-service testing device |
| 03/13/2001 | US6200362 Volatile organic compound and particulate filter assembly for purifying a gas stream |
| 03/13/2001 | US6200358 Additive for a fuel to neutralize sulfur dioxide and/or sulfur trioxide in the exhaust gases |
| 03/13/2001 | US6199397 Air conditioning installation with activated carbon filter |
| 03/13/2001 | US6199374 Exhaust gas purifying device for engine |
| 03/13/2001 | US6199373 Method and apparatus for desulfating a NOx trap |
| 03/13/2001 | US6199372 Comprising a exhaust pipe a catalyst device,a reductant fuel,adding nozzle,a flow rate control valve,a temperature sensor,a regeneration control unit to regenerate catalyst that absorbed sulfur oxides |
| 03/08/2001 | WO2001016542A1 Drying and/or dry process preservation method using semi-permeable membrane |
| 03/08/2001 | WO2001016256A1 Countercurrent desulfurization process for refractory organosulfur heterocycles |
| 03/08/2001 | WO2001016050A1 Mullite bodies and methods of forming mullite bodies |
| 03/08/2001 | WO2001015877A1 Corrugated wall honeycomb structure and production method thereof |
| 03/08/2001 | WO2001015796A1 METHODS FOR REDUCING NOx IN COMBUSTION FLUE GAS USING METAL-CONTAINING ADDITIVES |
| 03/08/2001 | DE19941497A1 Device for production of liquid fuels from wood, residues and carbonizable materials has combustion chamber sealed at upper end with honeycomb catalysts made of combustion catalysts |
| 03/08/2001 | DE19939951A1 Verfahren für einen Brenner und eine entsprechende Vorrichtung Method for a burner and a corresponding device |
| 03/08/2001 | DE19939050A1 Regulating vehicle internal combustion engine operating mode during storage catalyser regeneration involves influencing engine operating parameter(s) to compensate torque change |
| 03/08/2001 | DE10055515A1 Regeneratable agent for removing harmful contaminants, e.g. nicotine, tobacco combustion products, ozone or formaldehyde from gases, comprise wax containing alkoxylated material |
| 03/08/2001 | DE10041535A1 Catalyzer warm-up controller has control circuit enabling generator to produce electrical energy, storage of energy if combustion engine working, detected temperature lower than reference |
| 03/08/2001 | DE10024845A1 Abgasreinigungsvorrichtung für Verbrennungsmotoren An exhaust purification device for internal combustion engines |
| 03/08/2001 | CA2383070A1 Drying and/or dry process preservation method using semi-permeable membrane |
| 03/08/2001 | CA2382997A1 Countercurrent desulfurization process for refractory organosulfur heterocycles |
| 03/08/2001 | CA2347376A1 Corrugated wall honeycomb structure and production method thereof |
| 03/07/2001 | EP1081440A2 Dehumidifier |
| 03/07/2001 | EP1081360A2 Apparatus and method for purifying exhaust gases in automotive engines |
| 03/07/2001 | EP1080783A2 Layered catalyst for purifying exhaust gas |
| 03/07/2001 | EP1080775A1 Electrochemical abatement of perfluorinated compounds |
| 03/07/2001 | EP1080774A1 Process of removing fluorinated compounds or fluorinated sulphur compounds from a xenon and/or krypton flow by permeation |
| 03/07/2001 | EP1080773A1 Gas purification process and device with thermal regeneration |
| 03/07/2001 | EP1080772A1 Bed restraint for an adsorber |
| 03/07/2001 | EP1080771A1 Gas separation process using composite or hollow adsorbent particles |
| 03/07/2001 | EP1080056A1 Olefin purification by adsorption of acethylenics and regeneration of adsorbent |
| 03/07/2001 | EP1079910A2 Method for cleaning diesel engine exhaust gas |
| 03/07/2001 | EP1079909A1 Method for purifying a gaseous mixture and concentrating it into a minor constituent, method for detecting said constituent, and installation |
| 03/07/2001 | CN1286667A Method for direct oridation in sulphur, by catalytic process and in vapour phase of low content H2S in gas |
| 03/07/2001 | CN1286649A Photocatalyst powder for environmental purification, polymer composition contg. said powder and molded article thereof, and processes for producing these |
| 03/07/2001 | CN1286645A Method and device for detoxifying and deodorizing sterilizing gas |
| 03/07/2001 | CN1286644A Purifying agent and purification method for halogen-contg. exhaust gas |
| 03/07/2001 | CN1286138A Adsorbent for adsorbing nitrogen preferentially from other gas |
| 03/07/2001 | CN1286137A Adsorbent for adsorbing nitrogen preferentially from other gas |
| 03/07/2001 | CN1286135A Liquid column spray process and system with pH value regulator for desulfurizing flue gas |
| 03/07/2001 | CN1286134A Sulfur transfering agent for flue gas from catalytic cracking plant and its preparing process |
| 03/07/2001 | CN1286133A Fluid separating method and system |
| 03/07/2001 | CN1286132A Adsorbing tower with molecular sieve |
| 03/07/2001 | CN1286131A Limitor for adsorber bed |
| 03/07/2001 | CN1063008C Electrically insulating supporting structure capable of metallic bonding and process for producing same |
| 03/07/2001 | CN1062833C Method for sulfur dioxide scrubbing with production of pure magnesium sulfite porduct |
| 03/07/2001 | CN1062832C Method for selective oxidation of sulfur compounds to elemental sulfur |
| 03/07/2001 | CN1062782C Enhanced gas separations and zeolite compositions therefor |
| 03/07/2001 | CN1062781C Improved vacuum pressure swing adsorption process |
| 03/07/2001 | CA2281395A1 Air scrubbing apparatus |
| 03/06/2001 | US6197269 One step absorption and oxidation of vapor phase mercury or hydrogen sulfide permeated through membrane into liquid phase containing an oxidizer |
| 03/06/2001 | US6197268 Reduction of toxic substances in waste gas emissions |
| 03/06/2001 | US6197267 Vessel including interior electrodes and being filled with catalyst comprising a substrate overcoated with dielectric, conductor and protective oxide layers; corona discharge decomposition of volatile organic compounds |
| 03/06/2001 | US6197200 Method of purifying flue gas waste slurries for use in gypsum production |
| 03/06/2001 | US6197097 Apparatus for cleaning an airstream |
| 03/06/2001 | US6197096 Filter system |
| 03/06/2001 | US6197094 Device for improving the quality of indoor air |
| 03/06/2001 | US6197093 Washing waste gas in washing water circuit to remove solid particles; subjecting to activated sludge treatment to separate gaseous impurities |
| 03/06/2001 | US6197092 Passing feed stream comprising mixture of nitrogen and methane into pressure swing adsorption unit containing nitrogen selective adsorbent so as to preferentially adsorb nitrogen; recovering product stream; heating; cooling |
| 03/06/2001 | US6197091 Passing oxygen-containing gas through ozone generator to produce gaseous product comprising ozone and oxygen; feeding product into feed zone of gas separator to permeating ozone-enriched stream; introducing fluid stream into permeate |
| 03/06/2001 | US6197090 Pressurizing afeed stream comprising mixture of gases having variable permeability to separation membrane by compressor; recirculating part of permeate stream; recovering another part of permeate stream on permeate side of membrane |
| 03/06/2001 | US6197079 Pleated air filter and method for producing same |
| 03/06/2001 | US6196183 Method for changing the operating mode of a direct-injection otto cycle internal-combustion engine |
| 03/06/2001 | US6196052 Piezoelectric gas sensing device for detection of a gas species a gaseous environment |
| 03/06/2001 | US6196050 Method of removing siloxanes from silicon compound gases and apparatus therefor, and siloxane content analyzing method and analyzing apparatus |
| 03/02/2001 | CA2283033A1 Moisture eliminator |
| 03/01/2001 | WO2001014698A1 Emission abatement system |
| 03/01/2001 | WO2001014697A1 Method and device for treating exhaust gases produced by an internal combustion engine |
| 03/01/2001 | WO2001014249A1 Method for a burner and a corresponding device |
| 03/01/2001 | WO2001014052A1 Sorbent composition, process for producing same and use in desulfurization |
| 03/01/2001 | WO2001014046A1 Catalytic trap with potassium component and method of using the same |
| 03/01/2001 | WO2001014045A1 Method and device for determining a reduction agent in a catalyst system |
| 03/01/2001 | WO2001014044A2 Method and device for obtaining carbon dioxide from exhaust gas |
| 03/01/2001 | WO2001014041A2 Filter for removing contaminants from an enclosure |
| 03/01/2001 | WO1999004885A9 Absorbent composition for purifying gases which contain acidic components |
| 03/01/2001 | DE19940683A1 Dry cleaning of waste gases from thermal processes comprises contacting powdered coke from brown coal as sorbent and zeolite or zeolite-containing mineral stone with the waste gas |
| 03/01/2001 | DE19940371A1 Verfahren und Vorrichtung zur Gewinnung von Kohlendioxid aus Abgasen Method and apparatus for recovering carbon dioxide from exhaust gases |
| 03/01/2001 | DE19940298A1 Verfahren und Vorrichtung zur Bestimmung eines Reduktionsmittels und/oder der Reduktionsmittelkonzentration einer Reduktionsmittellösung in einem Katalysatorsystem zugeordneten Reduktionsmitteltank Method and apparatus for determination of a reducing agent and / or the reducing agent concentration of a reducing agent solution associated in a catalyst system a reducing agent tank |
| 03/01/2001 | DE19939807A1 Verfahren und Vorrichtung zur Abgasnachbehandlung des von einem Verbrennungsmotor erzeugten Abgases Method and apparatus for exhaust gas aftertreatment of the exhaust gas generated by an internal combustion engine |
| 03/01/2001 | DE19933798A1 Vorrichtung und Verfahren zur Abgasnachbehandlung bei einer Brennkraftmaschine Apparatus and method for treating the exhaust gas of an internal combustion engine |
| 03/01/2001 | DE19929482A1 Membrane production for olefin/paraffin separation, comprises use of polymer matrix containing transition metal salt which reversibly complexes unsaturated organic compounds and avoids addition of water or alcohol to the feed |
| 03/01/2001 | DE10035678A1 On-board reductant delivery system for motor vehicle comprises mixer/nozzle system, fluid metering system, and air supply system |
| 03/01/2001 | CA2383551A1 Emission abatement system |
| 03/01/2001 | CA2382847A1 Method for a burner and a corresponding device |
| 03/01/2001 | CA2317304A1 Bed restraint for an adsorber |
| 02/28/2001 | EP1079666A2 Organic EL device |
| 02/28/2001 | EP1079000A1 Method for removing residue from an exhaust line |
| 02/28/2001 | EP1078690A2 Method for producing monodispersed ion exchangers with chelating groups and the use thereof |
| 02/28/2001 | EP1078686A2 Novel adsorbents for preferential nitrogen adsorption from other gases |
| 02/28/2001 | EP1078685A2 Novel adsorbents for preferential nitrogen adsorption from other gases |
| 02/28/2001 | EP1078680A1 Novel oxygen enriching membrane |
| 02/28/2001 | EP1078678A2 Exhaust gas purifying catalyst |
| 02/28/2001 | EP1078677A2 Method and apparatus for regulating mixed gas concentration |
| 02/28/2001 | EP1078676A2 Nitrogen system for regenerating chemical solvent |
| 02/28/2001 | EP1078675A2 Fluid separation process and separation system therefor |
| 02/28/2001 | EP1078674A2 Pressure swing adsorption process and apparatus |
| 02/28/2001 | EP1078673A2 Method and apparatus for separating, removing, and recovering gas components |
| 02/28/2001 | EP1078149A1 Exhaust system |
| 02/28/2001 | EP1078121A1 Methods for removing a contaminant by a polyoxometalate-modified fabric or a polyoxometalate-modified cellulosic fiber and fabrics thereof |
| 02/28/2001 | EP1077769A1 Catalytic material having improved conversion performance |
| 02/28/2001 | EP1077757A1 Mercury removal from flue gas |