| 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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| 07/03/2008 | US20080159936 Treatment of cold start engine exhaust |
| 07/03/2008 | US20080159923 Improved collecting efficiency of particulate matter and reduced exhaust gas pressure loss through a branching bypass system |
| 07/03/2008 | US20080159922 Flue-Gas Purification System |
| 07/03/2008 | US20080156194 Air filtration media comprising metal-doped silicon-based gel and/or zeolite materials treated with nitric acid and/or potassium persulfate |
| 07/03/2008 | US20080156193 Portable psa oxygen generator |
| 07/03/2008 | US20080156192 Air filtration media comprising metal-doped silicon-based gel materials with nitric acid and/or potassium persulfate |
| 07/03/2008 | US20080156191 Hollow fiber membrane contact apparatus and process |
| 07/03/2008 | US20080156190 air or a syngas; pressure swing adsorption or temperature swing adsorption; particularly efficient |
| 07/03/2008 | US20080156189 Compositions for carbon monoxide and olefin adsorption |
| 07/03/2008 | US20080156188 Membrane for Separating Co2 and Process for the Production Thereof |
| 07/03/2008 | DE20321621U1 Einrichtung zur Erzeugung einer künstlichen Atmosphäre in einem Lager- oder Transportbehälter Means for generating an artificial atmosphere in a storage or transport container |
| 07/03/2008 | DE19741498B4 Herstellung eines Keramik-Edelstahlgewebe-Verbundes Producing a ceramic stainless steel mesh-network |
| 07/03/2008 | DE112005000400B4 Abgasreinigungsvorrichtung für Kraftfahrzeuge An exhaust purification device for motor vehicles |
| 07/03/2008 | DE102007046533B3 Water trap for use with emptying mechanism, has gas inlet which meets on water separation diaphragm through connecting line, and evaluation and control unit is connected with fluid pump or with magnet valve |
| 07/03/2008 | DE102006062026A1 Dosiervorrichtung für Festharnstoff-Partikel Metering device for solid urea particles |
| 07/03/2008 | DE102006061735A1 Fluid line for reducing agent tank of denitrification system, has ventilation heater extending along longitudinal section of fluid line and equipped to heat fluid line, where conveyor line is provided for conveying reducing agent from tank |
| 07/03/2008 | DE102006061734A1 Liquid reducing agent e.g. aqueous urea solution, dosing device for e.g. diesel-operated internal combustion engine, of motor vehicle, has dosing line connected with operating container, which is connected with storage container |
| 07/03/2008 | DE102006061733A1 Retaining device for retaining of reducing agent-dosing valve, has internal space for retaining reducing agent-dosing valve, and sound damping device, which absorbs sound waves that come out from internal space |
| 07/03/2008 | DE102006061732A1 Liquid reducing agent dosage device for reduction of nitrogen oxides in exhaust gas, has storage container connected with work container, and storage pump for pumping liquid reducing agent from storage container to work container |
| 07/03/2008 | DE102006061731A1 Dosing device for injecting fluid reducing agent into exhaust gas device, has dosing valve connected with conveying device, so that conveying device develops low pressure between conveying device and valve in reversed conveying direction |
| 07/03/2008 | DE102006061730A1 Selective catalytic reduction injection device for use in internal combustion engine, has sleeve including elongated thin-walled connecting section connected indirectly and positively to axial end by flange |
| 07/03/2008 | DE102006061693A1 Exhaust gas after-treatment arrangement for diesel internal-combustion engine, has coating that limits flow channels for exhaust gas to be treated, where part of channels are opened at inflow surface, and are opened at outflow surface |
| 07/03/2008 | DE102006061692A1 Nitrogen oxide generator for use in production of ammonia as reducing agent in selective reduction of car exhaust gas, comprises a plasma reactor with a modified sparking plug as high-voltage electrode |
| 07/03/2008 | DE102006061587A1 Porous organometallic skeleton material for use as sorbs, and permanent coloured marking of filter of extractor hood , air conditioner, exhaust systems, comprise bidentate organic compound co-ordinatively bonded to metal ion |
| 07/03/2008 | DE102004059508C5 Verfahren zum Reinigen von Druckluft an Druckluftbeschaffungsanlagen von Kraftfahrzeugen sowie Kartusche hierfür A method of cleaning compressed air to compressed air supply systems of motor vehicles and cartridge therefor |
| 07/03/2008 | DE102004013604B4 Verfahren zum Schätzen einer Nox-Absorptionsmenge A method for estimating a NOx absorption amount |
| 07/03/2008 | CA2673464A1 Method for obtaining a porous structure based on silicon carbide |
| 07/03/2008 | CA2673301A1 Gas absorption system, composition, and method |
| 07/03/2008 | CA2672859A1 Method for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles |
| 07/03/2008 | CA2672857A1 Use of aqueous guanidinium formate solutions for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles |
| 07/03/2008 | CA2672580A1 Exhaust gas treating method and apparatus |
| 07/03/2008 | CA2672577A1 Exhaust gas treating method and apparatus |
| 07/03/2008 | CA2670063A1 Gas separation membranes comprising highly branched polymer |
| 07/02/2008 | EP1939434A2 Vehicle control apparatus and method |
| 07/02/2008 | EP1939422A1 Exhaust gas purifier for diesel engine |
| 07/02/2008 | EP1939421A1 Dosing device for particles of solid uretic particles |
| 07/02/2008 | EP1938899A1 Base for catalyst, catalyst and methods for producing those |
| 07/02/2008 | EP1938895A1 Catalyst containing little or no rhodium for purifying exhaust gases of internal combustion engine |
| 07/02/2008 | EP1938892A1 Solid oxygen scavenger composition and process for producing the same |
| 07/02/2008 | EP1938887A1 Pm clean-up system and method for manufacture thereof |
| 07/02/2008 | EP1938886A1 Biological procedure for H2S removal from a gas |
| 07/02/2008 | EP1937960A1 Air intake system |
| 07/02/2008 | EP1937870A1 Plasma reactor |
| 07/02/2008 | EP1937392A1 Method of treating a gas stream |
| 07/02/2008 | EP1937391A1 Sulfur trioxide removal from a flue gas stream |
| 07/02/2008 | EP1937390A1 Method of removing sulfur trioxide from a flue gas stream |
| 07/02/2008 | EP1937389A1 Electrochemical reactor comprising oxygen ion pump for after-treatment of combustible gas residues |
| 07/02/2008 | EP1937388A1 Device and method for producing oxygen |
| 07/02/2008 | EP1809406B1 Method for drying compressed gas and device used thereby |
| 07/02/2008 | EP1782136B1 Cascaded control of an average value of a process parameter to a desired value |
| 07/02/2008 | EP1425099B1 HYDROTHERMALLY STABLE METAL PROMOTED ZEOLITE BETA FOR NOx REDUCTION |
| 07/02/2008 | EP1063010B1 Method for removing methane from exhaust gas |
| 07/02/2008 | CN201079732Y Ecological type ground imbedded exhaust gas deodorization device |
| 07/02/2008 | CN201079731Y Exhaust gas scrubbing absorber in glass paper producing process |
| 07/02/2008 | CN201079730Y Cloth bag dust-removing reactor |
| 07/02/2008 | CN201079729Y Glass furnace smoke gas defluorination tower |
| 07/02/2008 | CN201079728Y Drier for compressed air |
| 07/02/2008 | CN201079727Y Ammonia gas reclaiming device |
| 07/02/2008 | CN201079726Y Fume purifier |
| 07/02/2008 | CN201079725Y Exhaust gas washing absorbing tower |
| 07/02/2008 | CN101213356A Conversion system for reducing NOx emissions |
| 07/02/2008 | CN101213154A Method of diminishing organochlorine compound in cement production equipment and cement production equipment |
| 07/02/2008 | CN101213011A Method for decomposition and removal of organic compound in air using platinum as main catalysis, method for formation of photocatalytic article and photocatalytic layer, and photocatalyst |
| 07/02/2008 | CN101213010A Method and apparatus for energy reduction in acid gas capture processes |
| 07/02/2008 | CN101213009A Process for producing a gas stream depleted of mercaptans |
| 07/02/2008 | CN101213008A Fluid storage and dispensing systems, and fluid supply processes comprising same |
| 07/02/2008 | CN101210720A Method and device for removing formaldehyde from air-conditioner |
| 07/02/2008 | CN101210673A Flue gas reburning smoke abatement denitration furnace |
| 07/02/2008 | CN101209417A Complex and car tail gas purifying catalyst containing the same |
| 07/02/2008 | CN101209416A Catalyst for PET solid phase polymerization recycle gas purification and preparation thereof |
| 07/02/2008 | CN101209411A Active carbon fibre with nano-scale photocatalyst and processing method thereof |
| 07/02/2008 | CN101209406A Method for preparing drying agent from shell |
| 07/02/2008 | CN101209395A Boiler in-furnace desulfurization, denitration solid mercury integrated method |
| 07/02/2008 | CN101209394A Method for removing NOx in emission of engine rig test by chlorine dioxide method |
| 07/02/2008 | CN101209393A Method for processing NOx emission in engine rig test |
| 07/02/2008 | CN101209392A Transformation adsorption type gas generating device |
| 07/02/2008 | CN101209391A Method for removing oxysulfide and/or nitrogen oxide from flue gas and hydrocarbon oil cracking method |
| 07/02/2008 | CN101209390A Device for adsorbing, desorbing and purifying organic gas |
| 07/02/2008 | CN100398791C Exhaust system and method for operating the same |
| 07/02/2008 | CN100398439C High recovery carbon monoxide production process |
| 07/02/2008 | CN100398201C Composite bismuth vanadium photocatalyst supported by cobalt oxide and preparation method thereof |
| 07/02/2008 | CN100398199C Method for preparing temperature-resisting Ce-Zr composite aluminium oxide material |
| 07/02/2008 | CN100398186C Three-phasefluidized turbulent ball gas washing tower |
| 07/02/2008 | CN100398185C Wet fume purifier |
| 07/02/2008 | CN100398184C Process for low-temperature catalytically burning chlorinated aliphatics |
| 07/02/2008 | CN100398183C Catalyst for wet-oxidation process desulfuration and application thereof |
| 07/02/2008 | CN100398182C Method of improving gas separation film penetration instrument |
| 07/02/2008 | CN100398181C Purifying device for air separation system |
| 07/01/2008 | US7393906 Perfluorinated polymers |
| 07/01/2008 | US7393809 Catalyst for purification of diesel engine exhaust gas |
| 07/01/2008 | US7393808 Oxidation at low temperature; purification of nitrogen oxides by reduction at high temperature; exhaust system of internal combustion engines; composite cerium, zirconium oxides with rare earth metals |
| 07/01/2008 | US7393804 Exhaust gas purifying catalyst and process for purification of exhaust gas |
| 07/01/2008 | US7393513 System and process for treating sulfur |
| 07/01/2008 | US7393512 Denitrification method |
| 07/01/2008 | US7393511 Reducing amount of ammonia in flue gas that has been treated to remove nitrogen oxides using NH3 as a selective catalytic reduction catalyst by contacting with a precious metal and vanadia on a titania-alumina, silica, alumina-silica, zirconia, magnesium oxide, hafnium oxide, or lanthanum oxide support |
| 07/01/2008 | US7393510 Decontamination of process streams |
| 07/01/2008 | US7393470 Adsorbing impurities in a natural gas with active carbon; catalytic hydrodesulfurization at a partial pressure of 100 to 200 kPa; adding additional hydrogen; catalytically reforming the natural gas, carbon dioxide, and steam; and cooling |
| 07/01/2008 | US7393394 Adsorbent vessel with improved flow distribution |
| 07/01/2008 | US7393392 Hydrogen-permeable membrane and process for production thereof |
| 07/01/2008 | US7393391 Fabrication of an anisotropic super hydrophobic/hydrophilic nanoporous membranes |