| 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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| 05/03/2005 | US6887826 Honeycomb structural body made of ceramic and a catalyst supported on the dividing wall surface of said honeycomb structural body; void ratio of dividing walls is 55-80%, and the proportion of surface pores is 20% or higher. |
| 05/03/2005 | US6887815 Porous carrier; catalyst that catalyzes the oxidation of NO to NO2 and the oxidation of a reducing agent; catalyst is enclosed inside the first porous structure and comprises iron and silver loaded on a zeolite. |
| 05/03/2005 | US6887592 Organic EL element |
| 05/03/2005 | US6887457 Process for the preparation of catalysts comprising a pentasil-type zeolite |
| 05/03/2005 | US6887452 System and method for precipitating salts |
| 05/03/2005 | US6887446 Comprises platinum or palladium supported on zirconium oxide |
| 05/03/2005 | US6887445 Process for sulfur scavenging |
| 05/03/2005 | US6887444 Exhaust gas purifying catalyst |
| 05/03/2005 | US6887443 Exhaust gas purifying catalyst and method for purifying exhaust gas |
| 05/03/2005 | US6887442 Dehydration; using fluorinated sulfonate |
| 05/03/2005 | US6887440 Reactors for chemical reduction of nitrogen oxide (NOx) emissions in the exhaust gases of automotive engines, particularly diesel and other engines operating with lean air fuel mixtures |
| 05/03/2005 | US6887438 NOx control |
| 05/03/2005 | US6887437 Housing connected to silicon wafer with etched pores with catalyst covering |
| 05/03/2005 | US6887435 Selective catalytic reduction; plurality of injection tubes with nozzle(s) positioned one behind each other |
| 05/03/2005 | US6887303 Device for continuously humidifying and dehumidifying feed air |
| 05/03/2005 | US6887302 Coated oxide of magnesium, strontium, barium, calcium, titanium, zirconium, iron, vanadium, manganese, nickel, copper, aluminum, silicon, zinc and/or silver; destroying toxins; adsorption, absorption |
| 05/03/2005 | US6887301 Flow control in pressure swing adsorption systems |
| 05/03/2005 | US6887300 Cyclic membrane separation process |
| 05/03/2005 | US6886329 Suspended cylinders control combustion; exhaust passageway for purifying catalyst |
| 05/03/2005 | US6886328 Interference chamber, centrifugal separator, and nitrogen oxide (NOX) decomposition unit; diesel engines |
| 05/03/2005 | CA2251767C Heat exchanger efficiency control by differential temperature |
| 05/03/2005 | CA2156701C Impurity getters in laser enclosures |
| 04/28/2005 | WO2005038959A1 Ceramic, flexible membrane providing improved adhesion to the support fleece |
| 04/28/2005 | WO2005038428A2 Method of altering a fluid-borne contaminant |
| 04/28/2005 | WO2005038208A1 Exhaust gas control apparatus for internal combustion engine |
| 04/28/2005 | WO2005038206A1 Exhaust purifier for internal combustion engine and method of exhaust purification for internal combustion engine |
| 04/28/2005 | WO2005038205A1 Internal combustion engine with exhaust gas treatment system |
| 04/28/2005 | WO2005038204A1 Catalytic filter made from silicon carbide ($g(b)-sic) for the combustion of soot from exhaust gases of an internal combustion engine |
| 04/28/2005 | WO2005037430A1 Ceramic catalyst having improved absorption and disintegration properties for vapor phase compounds and preparation method thereof |
| 04/28/2005 | WO2005037421A2 Hydrogen generation |
| 04/28/2005 | WO2005037415A1 Method of producing a porous element and applications thereof |
| 04/28/2005 | WO2005037412A1 Method of treating exhaust gas and treating apparatus |
| 04/28/2005 | WO2005037411A1 Method and applicator for cleaning a contaminated air stream |
| 04/28/2005 | WO2005037410A1 Apparatus for cleaning contaminated air |
| 04/28/2005 | WO2005037409A1 Apparatus and method for cleaning contaminated air |
| 04/28/2005 | WO2005037406A1 Honeycomb structure |
| 04/28/2005 | WO2005037405A1 Honeycomb structure |
| 04/28/2005 | WO2005037403A1 Biological filter |
| 04/28/2005 | WO2005037395A2 Tangential in-line air filter |
| 04/28/2005 | WO2005037394A2 Oxygen humidifier |
| 04/28/2005 | WO2005014134A3 WET SCRUBBING APPARATUS AND METHOD FOR CONTROLLING NOx EMISSIONS |
| 04/28/2005 | WO2004110595A3 Method for recovery of co2 from gas streams |
| 04/28/2005 | WO2004068901A3 Electormagnetic susceptors for artificial dielectric systems and devices |
| 04/28/2005 | WO2004068510A3 Field concentrators for artificial dielectric systems and devices |
| 04/28/2005 | WO2004052487A3 Rectangular parallelepiped fluid storage and dispensing vessel |
| 04/28/2005 | WO2004050223A3 Polyimide blends for gas separation membranes |
| 04/28/2005 | WO2004022225B1 Method for converting nitrogen oxides (nox) in exhaust gases and catalyst useful for it |
| 04/28/2005 | WO2003095075A9 'filad' - preventing exhaust fumes emission in the air |
| 04/28/2005 | US20050090704 Solvent extraction |
| 04/28/2005 | US20050090393 Novel catalyst for the reduction of NO to N2 with hydrogen under NOx oxidation conditions |
| 04/28/2005 | US20050090387 Substrate, nanofilaments formed on the substrate, and nanoparticles where the particles and/or filaments have catalytic funtion; three way catalyst for automobile exhaust gases; catalyst efficiency |
| 04/28/2005 | US20050089627 Method of obtaining protective coatings on the surface of chemically active materials |
| 04/28/2005 | US20050089456 Exhaust gas purifcation apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine |
| 04/28/2005 | US20050089455 Gas-using facility including portable dry scrubber system and/or over-pressure control arrangement |
| 04/28/2005 | US20050089452 Structure of a light-catalyst mechanism of an air cleaner |
| 04/28/2005 | US20050087496 Internal combustion engines; gas turbines; heat exchanging liquefied natural gas, evaporating, mixing with ammonium hydroxide |
| 04/28/2005 | US20050087491 Comprises ceramic support layer which is applied on a support comprising polymer fibers (polyacrylonitrile, polyamides, polyimides, polyacrylates, polytetrafluoroethylene, polyesters); nanofiltration, reverse osmosis, ultrafiltration or microfiltration; improved solvent resistance and stability |
| 04/28/2005 | US20050087072 Gas cabinet including integrated effluent scrubber |
| 04/28/2005 | US20050086959 Method and apparatus for variable frequency controlled compressor and fan |
| 04/28/2005 | US20050086933 Method and system for controlling simultaneous diesel particulate filter regeneration and lean NOx trap desulfation |
| 04/28/2005 | CA2542101A1 Biological filter |
| 04/27/2005 | EP1525913A2 Method for treating exhaust gas |
| 04/27/2005 | EP1525338A2 Substrates comprising a photocatalytic tio sb 2 /sb layer |
| 04/27/2005 | EP1525045A2 Method and device for controlling the functioning of a nitrogen oxide trap for an internal combustion engine running on a lean mixture |
| 04/27/2005 | EP1525044A1 Method of purifying air, apparatus for purifying air and building provided with this apparatus |
| 04/27/2005 | EP1525010A1 Absorbent binder composition, method of making it, and articles incorporating it |
| 04/27/2005 | EP1338561B1 Zeolite itq-16 |
| 04/27/2005 | EP1051241B1 Predominantly liquid filled vapor-liquid chemical reactor |
| 04/27/2005 | EP1049875B1 Apparatus and method for continuously disposing of condensate in a fluid compressor system |
| 04/27/2005 | EP0660746B2 Process for the purification of inert gases |
| 04/27/2005 | CN2695091Y Hollow fiber oxygen-enriched membrane component |
| 04/27/2005 | CN2695090Y Biological drip filtering tower waste gas puritying and deodour equipment |
| 04/27/2005 | CN2695089Y Sproy cyclone desulfur dust separator |
| 04/27/2005 | CN2695088Y Self-heating type desulfur dust separator |
| 04/27/2005 | CN1610790A System and methods for improved emission control of internal combustion engines |
| 04/27/2005 | CN1610576A Method for treating exhaust gas containing volatile hydrocarbon, and apparatus for practicing said method |
| 04/27/2005 | CN1610573A Generation, distribution, and use of molecular fluorine within a fabrication facility |
| 04/27/2005 | CN1610562A Ultraviolet disinfecting apparatus |
| 04/27/2005 | CN1609420A Method of controlling and adding reducing agent to exhaust gas containing nitrogen oxide |
| 04/27/2005 | CN1609419A 废气净化系统 Exhaust gas purification system |
| 04/27/2005 | CN1608974A Reactor and method for generating hydrogen from a metal |
| 04/27/2005 | CN1608717A Method and apparatus for desulfurizing waste gas containing SO2 |
| 04/27/2005 | CN1608716A Method of recovering waste sulfuric acid and waste gas produced in tatanium dioxide production |
| 04/27/2005 | CN1608715A Method of eliminating impurity from gas phase |
| 04/27/2005 | CN1608714A Hydrogen sulfide eliminating method |
| 04/27/2005 | CN1608713A Ion transport membrane module and vessel system |
| 04/27/2005 | CN1608712A Improved N-methyldiethanolamine decarbonizing solution |
| 04/27/2005 | CN1608711A Gas flow controlling method and mechanical valve unit suitable for pressure swing adsorption oxygenerator |
| 04/27/2005 | CN1608710A Active carbon fiber device and method for adsorbing, recovering and treating organic waste gas |
| 04/27/2005 | CN1198764C Removal of sulfur compounds from waste water |
| 04/27/2005 | CN1198678C Method and apparatus for wet type flue-gas desulfurization |
| 04/27/2005 | CN1198677C Combined type devie for adsorbing and purfying harmful ingredients in fumes |
| 04/27/2005 | CN1198669C Method for eliminating halogenated and non halogenated waste |
| 04/27/2005 | CA2446905A1 Diesel fuel heated desiccant reactivation |
| 04/26/2005 | US6884486 Structure composed of elements and method for its production |
| 04/26/2005 | US6884402 Catalyst for purification of exhaust gases, production process therefor, and process for purification of exhaust gases |
| 04/26/2005 | US6884399 Modular photocatalytic air purifier |
| 04/26/2005 | US6884398 Catalytic converter for vehicles; for reduced emission from internal combustion engine |
| 04/26/2005 | US6884282 Method and system for increasing the absorption selectivity of H2S from a gas containing CO2 and H2S |
| 04/26/2005 | US6883327 Method and system for recovering carbon dioxide |