| 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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| 11/19/2008 | CN101306295A Fluid purification device |
| 11/19/2008 | CN101306294A Method for supplying high purity fluid |
| 11/19/2008 | CN101306293A End gas treating method of cyclohexanone production system |
| 11/19/2008 | CN101306290A Home straw vaporization treatment method and device thereof |
| 11/19/2008 | CN101306280A Dual-effect filter material for removing dust and decomposing dioxin and preparation method thereof |
| 11/19/2008 | CN100434402C Method for treating sulfur-heavy metal containing waste gas with by-product of compound fertilizer by humic acid |
| 11/19/2008 | CN100434363C Method of producing refined fluorosilicic acid using fluorine containing tail gas in hydrofluoric acid production device |
| 11/19/2008 | CN100434146C Dried type outside and inside dual circulation fluidized bed desulfurizing device and desulfurizing method thereof |
| 11/19/2008 | CN100434145C Catalyzed aqueous vapour reducing method from waste chlorine |
| 11/19/2008 | CN100434144C Low-temperature smoke air SCR of boiler combined adsorption / desorption catalyzing bed for preventing the escaping of ammonia |
| 11/19/2008 | CN100434143C Method for removing ammonia and dust from a waste gas that results during the production of fertilizers |
| 11/19/2008 | CN100434142C Process for realizing medium temperature dry-method direct denitration of flue gas by using ethanol |
| 11/19/2008 | CN100434141C Method and device for separating sulphur dioxide from a gas |
| 11/19/2008 | CN100434140C Design and operation methods for pressure swing adsorption systems |
| 11/19/2008 | CN100434139C Improved one-section variable pressure absorbing gas separation method |
| 11/19/2008 | CN100434122C Biological poison sucking and deodorizer and its preparing method |
| 11/18/2008 | US7452843 catalystic exhaust systems comprising shells disposed around substrates that includes precious metals and solid solution metals such as yttrium, zirconium and titanium, and a retention material disposed between the shell and the substrate |
| 11/18/2008 | US7452729 Waste high-pressure fluid processing method |
| 11/18/2008 | US7452724 Using selective catalytical reduction catalytic converter to monitor and measure nitrogen oxide emission in exhaust gases from automobiles; pollution control |
| 11/18/2008 | US7452620 Ionic conduction device |
| 11/18/2008 | US7452591 Silicon carbide based porous material and method for production thereof |
| 11/18/2008 | US7452517 Integrated approach to reduction of mercury emissions |
| 11/18/2008 | US7452406 Device and method for removing water and carbon dioxide from a gas mixture using pressure swing adsorption |
| 11/18/2008 | US7452405 Multi stage sulfur removal system and process for an auxiliary fuel system |
| 11/18/2008 | US7452404 Multi-stage sulfur removal system and process for an auxiliary fuel system |
| 11/18/2008 | US7452393 Installation for hydrogen production and methods for using same |
| 11/18/2008 | US7451807 Heat exchanger and method for drying a humid medium |
| 11/18/2008 | US7451593 Exhaust gas cleaning method and exhaust gas cleaning system |
| 11/18/2008 | CA2498568C Exhaust purification device of internal combustion engine |
| 11/18/2008 | CA2441087C Filter assemblies and systems for intake air for fuel cells |
| 11/18/2008 | CA2383840C Method of treating gases issued from a sintering plant |
| 11/18/2008 | CA2366741C Method for simultaneously abating nitric oxides and nitrous oxides in gases containing them |
| 11/18/2008 | CA2344698C Electrocatalytic method and device for removing carbon monoxide from hydrogen-rich gas |
| 11/18/2008 | CA2321675C Oxygen-scavenging compositions and articles |
| 11/18/2008 | CA2312506C Modular pressure swing adsorption apparatus |
| 11/18/2008 | CA2304046C Clean air engines for transportation and other power applications |
| 11/18/2008 | CA2221023C Method and device for processing a hydrogen sulphide-containing gas, comprising a cooling step for crystallised sulphur removal |
| 11/17/2008 | CA2685256A1 System and method for photocatalytic oxidation air filtration using a substrate with photocatalyst particles powder coated thereon |
| 11/13/2008 | WO2008137463A2 Doped supported zinc oxide sorbents for desulfurization applications |
| 11/13/2008 | WO2008137462A2 Silver-based sorbents |
| 11/13/2008 | WO2008136661A1 Absorbents on the basis of natural oils and derivatives |
| 11/13/2008 | WO2008136538A1 Exhaust purification device for internal combustion engine |
| 11/13/2008 | WO2008136529A1 Exhaust gas purification catalyst, and method for production of alumina-supported acidic oxide for use in the catalyst |
| 11/13/2008 | WO2008136526A1 Method for photooxidation of carbon monoxide in gas phase into carbon dioxide |
| 11/13/2008 | WO2008136486A1 Exhaust gas treatment method and device |
| 11/13/2008 | WO2008136312A1 Exhaust purification device for engine |
| 11/13/2008 | WO2008136287A1 Exhaust gas purifying apparatus |
| 11/13/2008 | WO2008136278A1 O3 producing device, and exhaust cleaning system for internal combustion engine |
| 11/13/2008 | WO2008136217A1 Heat exchanger and gas treatment device using the same |
| 11/13/2008 | WO2008136078A1 Honeycomb filter |
| 11/13/2008 | WO2008135805A1 Exhaust treatment system implementing selective doc bypass |
| 11/13/2008 | WO2008135675A1 Method for removing n2o from a gaseous flow |
| 11/13/2008 | WO2008135655A1 Packing structure for a fluid contacting column and production method thereof |
| 11/13/2008 | WO2008135535A1 Method for providing ammonia for the selective catalytic reduction of nitrogen oxides, and corresponding device |
| 11/13/2008 | WO2008135373A1 Coating of ceramic carriers |
| 11/13/2008 | WO2008135150A1 Method for purifying flue gases from incinerators and then producing urea |
| 11/13/2008 | WO2008134871A1 Production of hydrocarbons from carbon and hydrogen sources |
| 11/13/2008 | WO2008115791A3 Fluid treatment arrangements with fluid treatment elements and methods for making and using them |
| 11/13/2008 | WO2008115788A3 Fluid treatment elements and fluid treatment arrangements with posts and/or bands between fluid treatment elements and methods for making and using them |
| 11/13/2008 | WO2008106014A3 Ceramic materials for 4-way and nox adsorber and method for making same |
| 11/13/2008 | WO2008090450A8 Process for catalytic decomposition of nitrogen protoxide |
| 11/13/2008 | WO2008078046A3 Method for obtaining a porous structure based on silicon carbide |
| 11/13/2008 | US20080279758 Configurations and Methods For Effluent Gas Treatment |
| 11/13/2008 | US20080279743 Injecting trona into hot gas stream prior to gas stream being cooled by an air heater; injector pipe has a distal end positioned in a hot gas stream emitted from a carbonaceous fired boiler; concave member positioned toward distal end and spaced from distal end of pipe offset from a longitudinal axis |
| 11/13/2008 | US20080279742 NOx storage catalytic converter is alternately exposed to rich and lean exhaust gas; in a second phase, NOx storage catalytic converter is operated using rich exhaust gas; quantity of hydrogen sulfide occuring during desulfation to is minimized; exhaust gas purification in internal combustion engines |
| 11/13/2008 | US20080279741 Reactor system for reducing NOx emissions from boilers |
| 11/13/2008 | US20080279740 Iron and titanium-zirconium mixed oxide gel; selective catalytic reduction; combining iron compound and titanium-zirconium mixed oxide gel in water to form an iron-titanium-zirconium mixed oxide; removing water to produce catalyst; heat resistance; high NO conversion, reduced activity for SOx oxidation |
| 11/13/2008 | US20080279739 Contacting fluid with porous support of vanadium oxide compound and an alkali metal promoter such as lithium vanadate or lithium hydroxide; oxidation of arsenic, beryllium, lead, cadmium, chromium, nickel, zinc, mercury, or barium; removal from flue glas stream produced by combustion of hydrocarbon fuels |
| 11/13/2008 | US20080279738 Zeolite Catalyst for the Simultaneous Removal of Carbon Monoxide and Hydrocarbons From Oxygen-Rich Exhaust Gases and Processes for the Manufacture Thereof |
| 11/13/2008 | US20080277632 Method of Preparing a Thin Ceramic Composition with Two Materials, the Composition thus Obtained and the Constituent Electrochemical Cell and Membrane |
| 11/13/2008 | US20080277106 Heat Exchanger |
| 11/13/2008 | US20080276842 Inner conduit in fluid communication with a reactant source having a port for discharging reactant into exhaust gas stream; exterior conduit with open end for receiving the first inner conduit and a closed end; reduction with ammonia to nitrogen and water |
| 11/13/2008 | US20080276804 Functionalized Adsorbent for Removal of Acid Gases and Use Thereof |
| 11/13/2008 | US20080276803 Methods and systems for reducing carbon dioxide in combustion flue gases |
| 11/13/2008 | US20080276802 Dryer and drying apparatus with enhanced moisture removal |
| 11/13/2008 | US20080276800 Method to condense and recover carbon dioxide (co2) from co2 containing gas streams |
| 11/13/2008 | US20080276581 Removable verticle media insert system for air treatment |
| 11/13/2008 | DE10357324B4 Verfahren zur Verschiebung von Sauergasanteilen innerhalb eines Erdgasnetzwerkes Method of shifting of sour gas content within a natural gas network |
| 11/13/2008 | DE102008022131A1 Verfahren und Systeme zur Verringerung von Kohlendioxid in Verbrennungsabgasen Methods and systems for the reduction of carbon dioxide in combustion exhaust gases |
| 11/13/2008 | DE102007022678A1 Ammonia based exhaust gas re-treatment unit feeds gaseous ammonia directly into exhaust gas flow of internal combustion, preferably diesel, engine; exhaust gas flows through exhaust tract free of urea-water vapor and urea-water solution |
| 11/13/2008 | DE102007021796A1 Air cleaning system, for operating in closed areas and producing air streams, useful to remove e.g. germs, comprises a photo-catalytic material, which is exposed to the produced air stream and amenable by external electromagnetic radiation |
| 11/13/2008 | DE102007021493A1 Manufacturing exhaust gas flow carrying device, especially exhaust gas cleaning device, involves determining from force measured during insertion the holding force with which insert is held in outer housing when fitted |
| 11/13/2008 | DE102007021471A1 Method for producing filter for removing particles from gas flow, particularly soot particles from exhaust gas flow of internal combustion engine, involves wetting filter substrate, which is made of ceramic material with sol |
| 11/13/2008 | DE102007021470A1 Keramischer Wabenkörper für den Einsatz in Abgasreinigungssystemen The honeycomb ceramics body for use in exhaust gas purification systems |
| 11/13/2008 | DE102007021468A1 Procedure for the production of filters for removing soot particulates from exhaust gas of an internal combustion engine, comprises wetting a filter substrate from a ceramic material and drying and/or calcining the filter substrates |
| 11/13/2008 | CA2685609A1 Production of hydrocarbons from carbon and hydrogen sources |
| 11/13/2008 | CA2681382A1 Packing structure for a fluid contacting column and production method thereof |
| 11/12/2008 | EP1990513A1 Device for distributing liquid substances in exhaust gas systems |
| 11/12/2008 | EP1990091A1 Carbon dioxide absorber and method for absorption of carbon dioxide |
| 11/12/2008 | EP1990083A1 PGM-free DPF catalyst for soot oxidation |
| 11/12/2008 | EP1990082A1 PGM-free DPF catalyst for soot oxidation |
| 11/12/2008 | EP1990081A2 LNT catalyst and process for the production thereof |
| 11/12/2008 | EP1990080A1 Air purifier |
| 11/12/2008 | EP1989533A1 System and method of eliminating interference for impurities measurement in noble gases |
| 11/12/2008 | EP1989351A1 A dryer |
| 11/12/2008 | EP1988995A1 Fibrous catalyst, its preparation and use thereof |
| 11/12/2008 | EP1988994A2 Low pressure drop, highly active catalyst systems using catalytically active gold |
| 11/12/2008 | EP1988983A1 Filter cartridge for recuperating halogenated hydrocarbons |
| 11/12/2008 | EP1988930A1 Method for the absorption of harmful substances and odors |
| 11/12/2008 | EP1809405A4 Membrane-based reservoir dryer |