| 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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| 07/07/2005 | DE10357883A1 Oxidation process for removing alcohols from hydrocarbons comprises forming circulating air stream using ventilator to press portion of charged exhaust gases and portion of circulating air from reactor through filter |
| 07/07/2005 | DE10357120A1 Abgasreinigungsanlage für ein Kraftfahrzeug mit einem Reduktionsmittelvorratsbehälter und Betriebsverfahren hierfür An exhaust gas purification system for a motor vehicle having a reducing agent storage tank and operating method therefor |
| 07/07/2005 | DE10352415A1 Improving the absorption efficiency and kinetics of adsorbents comprises applying electromagnetic fields |
| 07/07/2005 | DE10346268B4 Kornfliessbettvorrichtung Grain fluid bed apparatus |
| 07/07/2005 | DE10322522B4 Schalldämpfer für Motoren Silencers for motors |
| 07/07/2005 | DE10297729T5 Gasreinigungssystem Gas cleaning system |
| 07/07/2005 | DE102004057502A1 Verfahren und Vorrichtung zur Steuerung der Regeneration eines Partikelfilters Method and apparatus for controlling the regeneration of a particle filter |
| 07/07/2005 | DE10083662B4 Verfahren zum Mischen von Kohlenasche und Verfahren zur Entschwefelung A method of mixing the coal ash and method for desulfurization |
| 07/07/2005 | CA2550465A1 Method of purifying a gas stream contaminated by co2 and one or more hydrocarbons and/or nitrogen oxides by adsorption on an aggregated zeolitic adsorbent |
| 07/06/2005 | EP1550647A1 Method for aeration of a composting process and compost aeration apparatus for carrying out this method |
| 07/06/2005 | EP1550646A1 Honeycomb structural body |
| 07/06/2005 | EP1550497A1 Ceramic hollow fibre membrane module |
| 07/06/2005 | EP1550495A2 Process for producing sodium sulfate |
| 07/06/2005 | EP1550494A1 Honeycomb structure |
| 07/06/2005 | EP1549878A1 Residential compressor for refueling motor vehicles that operate on gaseous fuels |
| 07/06/2005 | EP1549845A1 Carbon-containing shaped cylinders for engine air induction system emission reduction |
| 07/06/2005 | EP1549419A1 EXHAUST SYSTEM FOR A DIESEL ENGINE COMPRISING A NOx-TRAP |
| 07/06/2005 | EP1549418A1 Method for treating a flow of gas and a gas treatment system |
| 07/06/2005 | EP1549417A1 Flue gas purification method |
| 07/06/2005 | EP1549416A2 Method of making a catalytic converter for use in an internal combustion engine |
| 07/06/2005 | EP1549415A1 Method and system for separating a component from a multi-component gas |
| 07/06/2005 | EP1549414A1 Method for rapid activation or preconditioning of porous gas purification substrates |
| 07/06/2005 | EP1549413A1 High recovery psa cycles and apparatus with reduced complexity |
| 07/06/2005 | EP1549412A1 Method for purifying gas |
| 07/06/2005 | EP1549357A1 Workpiece processing system |
| 07/06/2005 | EP1390124B1 Method for the selective catalytic reduction of nitrogen oxides using ammonia in the poor exhaust gas from a combustion process |
| 07/06/2005 | EP1255918B1 Light-duty diesel catalysts |
| 07/06/2005 | EP1254305B1 Method and device for controlling a no x? storage catalyst that is arranged in an exhaust gas channel of a combustion engine |
| 07/06/2005 | EP1218625B1 DIRECT INJECTION INTERNAL COMBUSTION ENGINE WITH NOx-REDUCED EMISSIONS |
| 07/06/2005 | CN2707356Y Composite double-spraying self-cleaning type large-scale flue gas desulfurization apparatus |
| 07/06/2005 | CN2707353Y Gas filter |
| 07/06/2005 | CN1635982A Method for separation of substances by extraction or by washing them with ionic liquids |
| 07/06/2005 | CN1634884A Process for recovery of N-methylpyrrolidone from lithium cell discharge gas |
| 07/06/2005 | CN1634639A Technology for purifying internal combustion engine exhaust and preparing potassium fertilizer by CO2 of exhaust |
| 07/06/2005 | CN1634638A Molecular sieve catalyst for removing nitrogen oxide by acetylene or acetylene gaseous mixture |
| 07/06/2005 | CN1634637A Biological deodorizing device |
| 07/06/2005 | CN1634636A Compound circulating jet fluidized bed smoke desulfurization method and reaction tower |
| 07/06/2005 | CN1634635A Dense phase dry tower smoke desulfurizing and dust cleaning apparatus |
| 07/06/2005 | CN1634634A Method for treating waste gas of heating furnace of tester for testing gas in metal, and improved apparatus therefor |
| 07/06/2005 | CN1634633A Pressure variable adsorption type hydrogen drying method and apparatus therefor |
| 07/06/2005 | CN1209574C Apparatus for treating exhausted heating gas |
| 07/06/2005 | CN1209196C Exhaust-gas purifying catalyst compound, catalyst comprising said compound and method for preparing the compound |
| 07/06/2005 | CN1209195C Oxygen-enriched tail gas nitrogen oxide purifying catalyst |
| 07/06/2005 | CN1209191C Rarefied combustion tail gas nitrogen oxide purification catalyst and its purification method |
| 07/06/2005 | CN1209176C Composite oxide catalyst for eliminating SO2 and NOx in gas mixture simultaneously |
| 07/06/2005 | CN1209175C Methanol washing process for direct supplied liquidized nitrogen in ammonia synthesis |
| 07/05/2005 | US6914167 Absorbing propylene in propane liquid, from a propylene oxide process |
| 07/05/2005 | US6914034 Adsorbents for removing heavy metals and methods for producing and using the same |
| 07/05/2005 | US6914031 Photocatalyst granules |
| 07/05/2005 | US6914026 Hydrothermally stable metal promoted zeolite beta for NOx reduction |
| 07/05/2005 | US6913811 Photocatalytic colored member and method of manufacturing the same |
| 07/05/2005 | US6913740 Graphite nanocatalysts |
| 07/05/2005 | US6913737 Measuring and monitoring the mercury concentration in the exhaust gas, removing metallic mercury effectively by adding right amount of hydrogen chloride |
| 07/05/2005 | US6913736 Metal gas separation membrane module design |
| 07/05/2005 | US6913654 Purging gas |
| 07/05/2005 | US6913638 Pressure swing adsorption; cycles of adsorption, decompression, desorption, cleaning, pressurization |
| 07/05/2005 | US6913167 Wine or champagne preservation and dispensing apparatus |
| 07/05/2005 | US6912962 Apparatus for the cleaning of flue gases containing sulfur dioxide |
| 07/05/2005 | US6912847 Diesel engine system comprising a soot filter and low temperature NOx trap |
| 07/05/2005 | US6912846 Method and apparatus for metering a reducing agent for removing nitrogen oxides from exhaust gases |
| 07/05/2005 | US6912841 Treating the exhaust gas of an internal combustion engine are proposed, comprising an ozone reactor for supplying ozone to the exhaust gas at a delivery location, an oxidation reactor for the at least partial oxidation of nitrogen oxides and/or |
| 07/05/2005 | CA2386107C Ceramic honeycomb structure |
| 07/05/2005 | CA2339507C Method for controlling absorbent at decarboxylation facility and system therefor |
| 07/05/2005 | CA2327591C Desulfurization of exhaust gases using activated carbon catalyst |
| 07/05/2005 | CA2251765C Bypass system and method for regenerative thermal oxidizers |
| 07/05/2005 | CA2236506C Molecular sieve type gas separation apparatus and method |
| 07/05/2005 | CA2205059C Device for mixing particulate material and liquid |
| 07/05/2005 | CA2196673C Container for moisture-sensitive material |
| 07/05/2005 | CA2128276C Catalytic deodorization and nitrogen content reduction processes of manure tank effluents |
| 06/30/2005 | WO2005059324A1 Exhaust system for lean burn engine including particulate filter |
| 06/30/2005 | WO2005058753A1 Ozone processing method and ozone processing system |
| 06/30/2005 | WO2005058516A1 Process for removing contaminants from contaminated soil |
| 06/30/2005 | WO2005058490A1 Catalyst composition |
| 06/30/2005 | WO2005058488A2 Process for the preparation of an oxidic catalyst composition comprising a divalent and a trivalent metal |
| 06/30/2005 | WO2005058487A1 Process for the preparation of an oxidic catalyst composition comprising a divalent and a trivalent metal |
| 06/30/2005 | WO2005058486A1 Oxidic catalyst composition comprising a divalent, a trivalent, and a rare earth metal |
| 06/30/2005 | WO2005058483A1 Desulfurization and novel compositions for same |
| 06/30/2005 | WO2005058482A1 Adsorbents for removing heavy metals and methods for producing and using the same |
| 06/30/2005 | WO2005058481A1 Desiccant composition |
| 06/30/2005 | WO2005058470A2 Multi-layered photocatalyst/thermocatalyst for improving indoor air quality |
| 06/30/2005 | WO2005058467A2 Bifunctional layered photocatalyst/thermocatalyst for improving indoor air quality |
| 06/30/2005 | WO2005058462A1 A method of recycling an exhausted selenium filter mass |
| 06/30/2005 | WO2005058457A1 Self-remediating filter |
| 06/30/2005 | WO2005058448A2 Process for the removal of heavy metals from gases, and compositions therefor and therewith |
| 06/30/2005 | WO2005051508A3 Sulfur oxide sorption with layered chlorite-type contact solids |
| 06/30/2005 | WO2005035100B1 High purity air and gas fractionation system |
| 06/30/2005 | WO2005026055A3 Treatment of aqueous chemical waste |
| 06/30/2005 | WO2005012905A8 Coloring sensor |
| 06/30/2005 | WO2005007570A3 Process for recovering sulphur from a gas stream containing hydrogen sulphide |
| 06/30/2005 | WO2004078320A9 Air cleaning member, air cleaning unit and air conditioner |
| 06/30/2005 | WO2004052487B1 Rectangular parallelepiped fluid storage and dispensing vessel |
| 06/30/2005 | WO2003099965A3 Pulse gasification and hot gas cleanup apparatus and process |
| 06/30/2005 | US20050143899 Filter regeneration control |
| 06/30/2005 | US20050143258 Process and apparatus for spatially inhomogeneously coating a honeycomb body and inhomogeneously coated honeycomb body |
| 06/30/2005 | US20050143255 Connected structure containing silicon carbide which is the aggregate, and cordierite; inorganic microballoon containing SiO2 and Al2O3 is used as source in a cordierite forming material; use e.g. as diesel particulate filter; high strength, low defects |
| 06/30/2005 | US20050142053 An oxygen ion conductive phase consists of gadolinium-doped cerium oxide and an electroconductive phase consists of spinel-type ferrite, both of which form respective conductive networks; high oxygen permselectivity, aging resistance |
| 06/30/2005 | US20050142047 Casing defining an air flow passage; glow discharger having electrodes, which can purify air by plasma formed via dielectric barrier discharge, a photocatalyst device positioned downstream; negative ion generator; ultraviolet radiation; deodorizing, sterilization; reduced ozone generation |
| 06/30/2005 | US20050142042 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 |
| 06/30/2005 | US20050142000 Plasma-based gas treatment system integrated in a vacuum pump |
| 06/30/2005 | US20050139593 Method for purifying gas using plasma discharge |