| 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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| 05/08/2001 | US6228145 Method for removing carbon dioxide from gases |
| 05/08/2001 | US6228143 Via preheating the sweep gas above auto-ignition temperature of polymers and controlling the oxygen content within oxidizer to reduce risk of explosion; cadmium, nickel, and iron remain for subsequent processing; pyrometallurgy |
| 05/08/2001 | US6228135 Purification of very slightly contaminated air within a clean room |
| 05/08/2001 | US6227524 High speed mass transfer tray |
| 05/08/2001 | US6227383 Filtering material and process for the production thereof, and adsorption filter produced from said filtering material |
| 05/08/2001 | US6227214 Vapor containment and recovery system on a general parts washer apparatus |
| 05/08/2001 | US6226890 Desiccation of moisture-sensitive electronic devices |
| 05/08/2001 | US6226888 Method and device for drying a gas |
| 05/08/2001 | US6226867 Method for producing a honeycomb body |
| 05/08/2001 | CA2224959C Catalyst for exhaust gas purification and system for exhaust gas purification |
| 05/08/2001 | CA2224958C Catalyst for exhaust gas purification and system for exhaust gas purification |
| 05/08/2001 | CA2209332C Method for removing virtually all the sulphur compounds h2s, so2, cos and/or cs2 from sulphur plant waste gases, and recovering such compounds as sulphur |
| 05/08/2001 | CA2150363C Method for reducing atmospheric pollution |
| 05/03/2001 | WO2001031175A1 Honeycombed body with a multi-layer jacket |
| 05/03/2001 | WO2001030718A1 Media for evaporative cooler |
| 05/03/2001 | WO2001030696A1 Catalysts for lean burn engine exhaust abatement |
| 05/03/2001 | WO2001030692A2 Process for the production of sulfur |
| 05/03/2001 | WO2001030491A1 Broad spectrum filter system for filtering contaminants from air or other gases |
| 05/03/2001 | WO2001030485A1 Reactor for plasma treatment of gases |
| 05/03/2001 | WO2001030471A2 A system for collecting and utilizing atmospheric hydrogen gas |
| 05/03/2001 | US20010000725 A wet flue gas desulfurizer wherein sulfur dioxide is absorbed into a slurry and an oxygen-containing gas is blown into the slurry to oxidize sulfites present in the slurry; reduction in power, improvement in agitation of slurry |
| 05/03/2001 | US20010000724 An oxidation trap for filtering the particulate product silicon dioxide of a silane gas contacted with a gaseous oxidizing agent |
| 05/03/2001 | DE19952830A1 Verfahren zur Abgasnachbehandlung durch Nacheinspritzung von Kraftstoff bei einer Diesel-Brennkraftmaschine mit Vorkatalysator und Partikelfilter Method for exhaust gas treatment by injection of fuel in a diesel internal combustion engine with pre-catalytic converter and particulate filter |
| 05/03/2001 | DE19952428A1 Verfahren und Vorrichtung zur kombinierten katalytischen NOx-Reduktion und Schalldämpfung von Abgas im Abgasstrang einer Brennkraftmaschine Method and apparatus for combined catalytic NOx reduction and sound damping of exhaust gas in the exhaust system of an internal combustion engine |
| 05/03/2001 | DE19950495A1 Apparatus for carrying out exothermic reaction comprises closed vessel containing medium which can be heated by introducing radiation energy, and device for producing energy |
| 05/03/2001 | DE19949046A1 Exhaust gas purification device for vehicle has oxygen storage catalyst connected in series to ammonia production catalyst and ammonia storage and nitrogen oxide reduction catalyst |
| 05/03/2001 | DE19882417C2 Nichtporöse, gasdurchlässige Membran Non-porous, gas permeable membrane |
| 05/03/2001 | CA2387249A1 Reactor for plasma treatment of gases |
| 05/03/2001 | CA2325214A1 Pressure swing adsorption process for the production of hydrogen |
| 05/02/2001 | EP1096116A2 Method and device for combined catalytic NOx reduction and sound attenuation of exhaust gas in the exhaust line of an internal combustion engine |
| 05/02/2001 | EP1095914A2 Ceramic composition, composite material, composite material production method, porous body, oxygen separator, and chemical reactor |
| 05/02/2001 | EP1095702A1 Catalyst for exhaust gas purification, process for producing the same, and method of purifying exhaust gas |
| 05/02/2001 | EP1095701A1 Process for producing hydrogen using a carbon-containing adsorbent which has selected dubinin parameters |
| 05/02/2001 | EP1095695A2 Novel polyimide amic acid salts and polyimide membranes formed therefrom |
| 05/02/2001 | EP1095692A1 Process and installation for purification of exhaust gases from internal combustion engines |
| 05/02/2001 | EP1095691A2 Method and apparatus for producing carbon dioxide |
| 05/02/2001 | EP1095690A1 Process for purifying a gas and corresponding apparatus |
| 05/02/2001 | EP1095689A1 Installation for cyclic treatment of fluid by adsorption, comprising valves with improved tightness |
| 05/02/2001 | EP1095120A1 Conversion process for carbonyl sulfide and/or hydrogen cyanide contained in mixed gas |
| 05/02/2001 | EP1094885A1 Hollow fiber membrane carpet manufacturing method, an elementary hollow fiber membrane carpet member and hollow fiber membrane carpet |
| 05/02/2001 | EP1094882A1 A method to clean flue gas |
| 05/02/2001 | EP1094881A1 Process for the removal of metal carbonyl from a gaseous stream |
| 05/02/2001 | EP0951439B1 Method for providing oxygen in gas process |
| 05/02/2001 | CN2428711Y Separation-adsorption type fume-purifying apparatus |
| 05/02/2001 | CN2428208Y Gas purifying device |
| 05/02/2001 | CN1293590A 催化转换器 Catalytic converter |
| 05/02/2001 | CN1293589A Cartridge for air drier |
| 05/02/2001 | CN1293081A Polyimide gas separation membrane |
| 05/02/2001 | CN1293080A Production of improved polyimide separation membrane and its use |
| 05/01/2001 | US6225110 Joining apparatus for filtration of volatile organic compounds and particles |
| 05/01/2001 | US6224843 Carbon dioxide purification in ethylene glycol plants |
| 05/01/2001 | US6224841 Catalytic oxidation |
| 05/01/2001 | US6224840 γ-Al2O3 sorbent impregnated with alkali salt and CuO |
| 05/01/2001 | US6224839 Method for the treatment of activated carbonaceous material containing alkali/alkaline earth metals for the reduction of NOx from flue gas |
| 05/01/2001 | US6224837 Using mos-assisted gate controlled thyristor for supplying power |
| 05/01/2001 | US6224835 Multilayer intumescent sheet |
| 05/01/2001 | US6224834 Silane oxidation exhaust trap |
| 05/01/2001 | US6224767 Fluid separation element assembly |
| 05/01/2001 | US6224763 Hollow-fiber membrane device including a split disk tube sheet support |
| 05/01/2001 | US6224762 Distributor-mixer-extractor of fluids and associated process |
| 05/01/2001 | US6224691 Process for the production of a honeycomb body formed of sheet metal layers of at least partly laminated structure |
| 05/01/2001 | US6224677 Gas recovery unit utilizing dual use of gas |
| 05/01/2001 | US6224653 Electrostatic method and means for removing contaminants from gases |
| 05/01/2001 | US6224651 Process from separation of a gas mixture by pressure swing adsorption and plant for its implementation |
| 05/01/2001 | US6223558 Method of refrigeration purification and power generation of industrial waste gas and the apparatus therefor |
| 05/01/2001 | US6223540 Gas processing techniques |
| 05/01/2001 | US6223535 Geothermal steam processing |
| 05/01/2001 | CA2216506C Aftercooler with integral bypass line |
| 05/01/2001 | CA2030996C Airfoil lance apparatus for homogeneous humidification and sorbent dispersion in a gas stream |
| 05/01/2001 | CA2020178C Permeator with selectable flow rates |
| 04/26/2001 | WO2001029387A1 Exhaust emission control system and method for internal combustion engines |
| 04/26/2001 | WO2001029281A1 Abatement of effluent from chemical vapor deposition processes using ligand exchange resistant metal-organic precursor solutions |
| 04/26/2001 | WO2001029105A1 Material having separating function |
| 04/26/2001 | WO2001028917A1 Abatement of effluents from chemical vapor deposition processes using organometallicsource reagents |
| 04/26/2001 | WO2001028665A1 Conversion of nitrogen oxides in the presence of a catalyst supported of a mesh-like structure |
| 04/26/2001 | WO2001028664A1 Method for purifying waste gases containing organic compounds and dust particles |
| 04/26/2001 | WO2001028663A1 Moisture adsorbing and desorbing material |
| 04/26/2001 | WO2001028662A1 Fluid separation assembly |
| 04/26/2001 | WO2001028661A1 Regenerative type carbon dioxide separator and carbon dioxide separating system |
| 04/26/2001 | WO2001028660A1 Pressure swing adsorption process |
| 04/26/2001 | WO2001028657A1 Complex shaped fiber for particle and molecular filtration |
| 04/26/2001 | WO2001028648A1 Method and device for material and/or energy exchange in a wash column |
| 04/26/2001 | WO2001028634A1 Manner of attaching component elements to filtration material such as may be utilized in respiratory masks |
| 04/26/2001 | WO2001028633A1 Method and apparatus for air purification |
| 04/26/2001 | WO2000062885A3 Method for preparing carbon membranes for separating gases |
| 04/26/2001 | US20010000475 Sulfide catalysts for reducing SO2 to elemental sulfur |
| 04/26/2001 | US20010000381 Filter assembly with shaped adsorbent article; and devices and methods of use |
| 04/26/2001 | US20010000380 Membrane reactor including a flowing coolant in thermal contact with said chamber withdrawing thermal energy from said chamber; water gas shift reaction |
| 04/26/2001 | US20010000374 For removing toxic substances from fuel in an engine, comprising filter in a housing where filter body has partition dividing housing into clean and dirty zone, and a one-way valve permits fluid to pass from clean to dirty zone |
| 04/26/2001 | DE19950325A1 Spinellmonolith-Katalysator und Verfahren zu seiner Herstellung Spinel monolith catalyst and process for its preparation |
| 04/26/2001 | DE19923781C2 Verfahren und Vorrichtung zur Entfernung von Ruß aus dem Abgas eines Dieselmotors Method and apparatus for removal of soot from the exhaust gas of a diesel engine |
| 04/26/2001 | CA2355330A1 Regenerative type carbon dioxide separator and carbon dioxide separating system |
| 04/26/2001 | CA2324398A1 Method and apparatus for producing carbon dioxide |
| 04/25/2001 | EP1094206A2 Exhaust gas purifying system |
| 04/25/2001 | EP1094205A1 Catalyst warming apparatus of internal combustion engine |
| 04/25/2001 | EP1094065A2 Cucurbituril derivatives, their preparation methods and uses |
| 04/25/2001 | EP1094032A1 Formed active carbon and process for producing the same |
| 04/25/2001 | EP1093851A1 Spinel monolithic catalyst and preparation process thereof |
| 04/25/2001 | EP1093849A1 Method for decomposition-treating organic halogen compound and decomposing device |
| 04/25/2001 | EP1093848A1 Organic halogen compound decomposing device |