| 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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| 04/06/2000 | WO2000019075A1 METHOD FOR REGENERATING AN NOx STORAGE CATALYTIC CONVERTER |
| 04/06/2000 | WO2000018810A2 Activated carbon filter |
| 04/06/2000 | WO2000018506A1 Method for producing a catalyst body |
| 04/06/2000 | WO2000018494A1 CATALYTIC PLASMA REDUCTION OF NO¿x? |
| 04/06/2000 | WO2000018493A1 Composition and process for removal of acid gases |
| 04/06/2000 | WO2000018492A1 Composition and process for removal of acid gases |
| 04/06/2000 | WO2000018491A1 Fluid-cooled injector |
| 04/06/2000 | DE19845488A1 Process for maintaining clean air, especially in hospital rooms, comprises giving people active carbon clothing inserts for removal of bowel smells |
| 04/06/2000 | DE19844167A1 Aktivkohlefilter Activated carbon filter |
| 04/06/2000 | DE19843879A1 Process for influencing the composition of exhaust gas comprises feeding the gas to a nitrogen oxides store connected to a nitrogen oxides sensor |
| 04/05/2000 | EP0990846A1 Catalytic pyrolisis apparatus for the cleaning of fumes |
| 04/05/2000 | EP0990777A1 Regeneration system for an exhaust gas cleaning device |
| 04/05/2000 | EP0990463A2 Reactive plate for removal of gaseous impurities and a method of its production |
| 04/05/2000 | EP0990462A1 A method of air cleaning by removal of gaseous impurities |
| 04/05/2000 | EP0990107A1 Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
| 04/05/2000 | EP0990017A1 Method and device for drying a gas |
| 04/05/2000 | EP0989958A1 Nitrate reduction |
| 04/05/2000 | EP0989904A1 Membrane module with unilaterally embedded hollow fiber membranes |
| 04/05/2000 | EP0989903A1 Storage catalyst |
| 04/05/2000 | EP0989902A1 Method for desulfurizing off-gases |
| 04/05/2000 | EP0989901A1 Ionisation filter for purifying air |
| 04/05/2000 | EP0989900A1 An air drier arrangement |
| 04/05/2000 | EP0989899A1 Method and device for supplying several working gases, and its application to an installation for assembling electronic components |
| 04/05/2000 | EP0876216B1 Layered sheet metal with rolled-on solder and process for manufacturing a honeycombed body therefrom |
| 04/05/2000 | EP0762924B1 Process and device for disposing of ethylene oxide gas used for sterilisation purposes |
| 04/05/2000 | EP0712509B1 Virtual continuous emission monitoring system with sensor validation |
| 04/05/2000 | EP0630283B1 Adsorption process and unit for the production of a gas by separation of a gaseous mixture |
| 04/05/2000 | CN2372572Y Fume collector |
| 04/05/2000 | CN2372047Y CFA flue desulfurizer equipment |
| 04/05/2000 | CN2372046Y Flue desulfurizer equipment by using cyclic fluidization method |
| 04/05/2000 | CN2372045Y Wet desulfurization dust-removing equipment |
| 04/05/2000 | CN1051076C Method for producing urea, urea reactor and related apparatus |
| 04/05/2000 | CN1051025C Catalyst for purifying waste industrial gas and exhaust gas of automobile |
| 04/05/2000 | CN1051024C Wet type flue gas desulfurizer |
| 04/04/2000 | US6046129 Used to remove carbon monoxide, hydrocarbons (hc), nitrogen oxides (no.sub.x) simultaneously from exhaust gas, and it is also applicable to removing sulfur oxides and lead from exhaust gas |
| 04/04/2000 | US6046128 Method of manufacturing catalyst for purifying exhaust gas |
| 04/04/2000 | US6045765 Comprises silver aluminate supported on a solid acid carrier material with at least one transition element selected from the group consisting of tungsten, molybdenum, vanadium |
| 04/04/2000 | US6045764 Exhaust gas purifying method and catalyst used therefor |
| 04/04/2000 | US6045761 Process and device for the conversion of a greenhouse gas |
| 04/04/2000 | US6045618 Microwave apparatus for in-situ vacuum line cleaning for substrate processing equipment |
| 04/04/2000 | US6045603 Two phase pressure swing adsorption process |
| 04/04/2000 | US6044644 Close coupled catalyst |
| 04/04/2000 | CA2129975C Polyalkyleneimine or polyallylamine coated material |
| 04/04/2000 | CA2114358C Method for stripping contaminants from wastewater |
| 04/04/2000 | CA2009187C Method and apparatus for wetting the particles contained in a gas flow |
| 04/02/2000 | CA2249126A1 Palladium coated high-flux tubular membranes |
| 03/30/2000 | WO2000017953A1 Method and system for removing carbon monoxide from a reformate gas stream for fuel cell application |
| 03/30/2000 | WO2000017499A1 Method and device for catalytically reducing emission concentrations in the exhaust gas of a combustion system |
| 03/30/2000 | WO2000017498A1 Method and device for catalytically removing a pollutant from the exhaust gas of an internal combustion system |
| 03/30/2000 | WO2000017493A2 Exhaust gas cleaning system and method for catalytically reducing the content of pollutants in the exhaust gas of an internal combustion system |
| 03/30/2000 | WO2000017428A1 Shaped packing element |
| 03/30/2000 | WO2000017266A1 Silicone-based antifoam composition of saturated fatty acid and aliphatic alcohol |
| 03/30/2000 | WO2000017099A1 Method for direct oxidation in sulphur, by catalytic process and in vapour phase, of low content h2s in a gas |
| 03/30/2000 | WO2000016898A1 Catalyst for decomposing chlorinated organic compound |
| 03/30/2000 | WO2000016895A1 Sorbent compositions |
| 03/30/2000 | WO2000016884A1 Monolithic polymer composition having an activation material |
| 03/30/2000 | WO2000016882A1 Catalytic converter for removing ozone having anodized and washcoat layers |
| 03/30/2000 | WO2000016881A1 Purifying agent and purification method for halogen-containing exhaust gas |
| 03/30/2000 | WO2000016880A1 Electrocatalytic method and device for removing carbon monoxide from hydrogen-rich gas |
| 03/30/2000 | WO2000016879A1 Process for separating natural gas and carbon dioxide |
| 03/30/2000 | WO2000016878A2 Solid alkali and alkaline-earth metal hydroxides as scavenging materials for cyanide gas |
| 03/30/2000 | WO2000007695A3 Method for converting urea into ammonia |
| 03/30/2000 | DE19919426C1 Valve mounting for dosing valve of IC engine exhaust gas catalyser |
| 03/30/2000 | DE19912374C1 Filling convertor with e.g. ammonium carbamate to form ammonia injected as exhaust reductant, employs system capable of introducing fresh carrier fluid and removing depleted fluid at same time |
| 03/30/2000 | DE19860253C1 Stacked modular membrane unit used for the separation of hydrogen from a mixture of gases for supply to a fuel cell |
| 03/30/2000 | DE19856068C1 Membrane separation of hydrocarbons from gas flow comprises inclusion of heat exchanger exploiting Joule-Thompson temperature reduction across membrane, to cool feedstock |
| 03/30/2000 | DE19844670A1 Removal of hydrogen sulfide and organosulfur compounds from a gas feed comprises distributing the dwell time on points between subsequent sections of a scrubbing column to achieve a good conversion |
| 03/30/2000 | DE19844178A1 Testing functionality of catalyst, e.g. nitrogen oxide storage catalyst, comprises carrying out regeneration test to remove reversible functionality losses, and testing and assessing functionality |
| 03/30/2000 | DE19844067A1 Air washing device, e.g. for cleaning room air, has all its water contacted surfaces cooled using refrigeration cooling |
| 03/30/2000 | DE19844049A1 Process for cleaning combustion stack gases comprises spraying with a wash liquor/suspension and discharging via a side outlet |
| 03/30/2000 | DE19843960A1 Verfahren und Vorrichtung zur katalytischen Verringerung des Schadstoffgehalts im Abgas einer Verbrennungsanlage Method and apparatus for the catalytic reduction of pollutant content in the exhaust gas of an incinerator |
| 03/30/2000 | DE19843859A1 Improvement in exhaust gas composition, following degradation due to sulfur content, is brought about by rich regeneration when either oxygen storage capacity or total sulfur input falls outside set threshold. |
| 03/30/2000 | DE19843423A1 Verfahren und Vorrichtung zur katalytischen Beseitigung eines Schadstoffes aus dem Abgas einer Verbrennungsanlage Method and device for the catalytic removal of a pollutant from the exhaust gas of a combustion plant |
| 03/30/2000 | DE19843306A1 Verfahren zur Herstellung einer rohrförmigen Wasserstoffpermeationsmembran A process for producing a tubular hydrogen permeation |
| 03/30/2000 | DE19843136A1 Abgasreinigungsanlage und Verfahren zur katalytischen Verringerung des Schadstoffgehalts im Abgas einer Verbrennungsanlage Emission control system and process for the catalytic reduction of pollutant content in the exhaust gas of an incinerator |
| 03/30/2000 | DE19842758A1 Catalytic thermal degradation of cooking smells in a cooker hood, which to maintain catalyst working temperature, is of adjustable height above the stove heating surface |
| 03/30/2000 | DE19842426A1 Determination of rich regeneration interval of nitrogen oxide storage catalyst in lean burn engine system comprises monitoring temperature of solid catalyst |
| 03/29/2000 | EP0989365A1 Process for flue gases denitration |
| 03/29/2000 | EP0989288A1 Device for treating exhaust gas released by an internal combustion engine |
| 03/29/2000 | EP0988892A1 Diffusion joining metal carrier and method of manufacturing it |
| 03/29/2000 | EP0988890A2 Oxygen-storage complex oxide and its use in a catalytic converter for automotive pollution control |
| 03/29/2000 | EP0988885A1 Method of denitrating exhaust gas |
| 03/29/2000 | EP0988884A2 Process for preparing a tubular hydrogen permeating membrane |
| 03/29/2000 | EP0988883A1 Process for gas treatment by pressure swing adsorption with variable production |
| 03/29/2000 | EP0988882A2 Pressure swing adsorption process and apparatus |
| 03/29/2000 | EP0988879A1 Process and device for gas purification |
| 03/29/2000 | EP0988491A1 High capacity gas storage and dispensing system |
| 03/29/2000 | EP0988443A1 Radial catalytic converter, in particular for small engines |
| 03/29/2000 | EP0988109A1 Metallic catalyst support for purifying an exhaust gas current, especially of a small engine |
| 03/29/2000 | EP0988104A1 Method and device for eliminating oxide pollutants in an exhaust gas containing oxygen and engine operating thereby |
| 03/29/2000 | EP0988094A1 Method for treating residues resulting from the purification of garbage and/or industrial waste incineration fumes |
| 03/29/2000 | EP0937219B1 Method for burning waste and fossil fuels by combining a large furnace with an incinerator and system for carrying out the method |
| 03/29/2000 | EP0910730B1 Process and device for operating an internal combustion engine with less pollutant emissions |
| 03/29/2000 | EP0830182B1 Vaporizable material injection into molten bath |
| 03/29/2000 | EP0729419B1 Drying cartridge for air drying installations, especially for vehicle air-brake systems |
| 03/29/2000 | CN2370946Y Device of removing smoke and purifying for kitchen range |
| 03/29/2000 | CN1248925A Wet scrubbing spray apparatus and method for removing sulfur oxides from combustion effluents |
| 03/29/2000 | CN1248490A Catalyst for eliminating nitrogen oxide by means of microwave catalysis |
| 03/29/2000 | CN1248483A Flue gas desulfurizing agent and method |
| 03/29/2000 | CN1248482A Pressure variable adsorptive method for separating hydrogen nitrogen and pure carbon dioxide from exchange air |