| 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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| 06/13/2007 | EP1794110A1 Method for purifying and concentrating dinitrogen monoxide |
| 06/13/2007 | EP1793930A1 Catalyst carrier substrate coated with washcoat comprising fibrous material |
| 06/13/2007 | EP1793925A2 Impregnated filter elements, and methods |
| 06/13/2007 | EP1793921A1 Air purification by electromagnetic radiation of a dispersed system |
| 06/13/2007 | EP1793914A1 Catalyst for purifying exhaust gases |
| 06/13/2007 | EP1793913A2 Removal of carbon dioxide from air |
| 06/13/2007 | EP1735080A4 High-selectivity supported sapo membranes |
| 06/13/2007 | EP1610883A4 Method and apparatus for treating exhaust gas |
| 06/13/2007 | EP1583717A4 Molecular sieve ssz-63 |
| 06/13/2007 | EP1562690B1 Safe removal of volatile, oxidizable compounds from particles, in particular polymer particles |
| 06/13/2007 | EP1539642A4 Molecular sieve ssz-64 |
| 06/13/2007 | EP1424032B1 Vacuum cleaner and device having ion generator |
| 06/13/2007 | EP1225827B1 Fume extraction apparatus and assembly |
| 06/13/2007 | EP1224979B1 Process for producing adsorbent and cleaning filter |
| 06/13/2007 | EP1066103B1 System for quenching and scrubbing and cooling and washing hot partial oxidation gas |
| 06/13/2007 | CN2911683Y 凝胶色谱柱 Gel column |
| 06/13/2007 | CN2911545Y Assembling eddy-current refrigerating and heat exchanging temp controller |
| 06/13/2007 | CN2910335Y Large capacity flue gas desulfurizer |
| 06/13/2007 | CN2910334Y Capacitive coupling treatment unit for industrial waste gas |
| 06/13/2007 | CN2910333Y Combined smoke purifying set |
| 06/13/2007 | CN1981383A Photoelectrochemical cell |
| 06/13/2007 | CN1981158A Method of reducing sulfur dioxide emissions of a circulating fluidized bed boiler |
| 06/13/2007 | CN1981117A Control method and control device for exhaust gas control apparatus |
| 06/13/2007 | CN1981116A Exhaust gas post-processing device |
| 06/13/2007 | CN1981115A Method for controlling exhaust emission control device |
| 06/13/2007 | CN1980789A Sound absorptive multilayer composite |
| 06/13/2007 | CN1980726A Method for the decomposition of N2O, catalyst therefor and preparation of this catalyst |
| 06/13/2007 | CN1980725A High-selectivity supported SAPO membranes |
| 06/13/2007 | CN1980724A Disposable cartridge air/gas dryer |
| 06/13/2007 | CN1980722A Device and method for separating a flowing medium mixture into fractions |
| 06/13/2007 | CN1978874A Plasma reactor and exhaust gas reduction apparatus of a vehicle including the same |
| 06/13/2007 | CN1978873A Exhaust system |
| 06/13/2007 | CN1978866A Biological control method and apparatus for reducing coal-mine gas content |
| 06/13/2007 | CN1978035A Method and apparatus for controlling regeneration of simultaneous nox-pm reduction device |
| 06/13/2007 | CN1978034A Improved vanadium-base wet-type oxidation desulfurizing method |
| 06/13/2007 | CN1978033A Module isolation devices |
| 06/13/2007 | CN1978032A Multi-stage falling-film adsorption device |
| 06/13/2007 | CN1321059C High density CO2 producing method |
| 06/13/2007 | CN1320960C Process for the preparation of catalysts comprising a pentasil-type zeolite |
| 06/13/2007 | CN1320959C Prepn and application of nano composite polyacid catalyst for eliminating gaseous aldehyde at normal temperature and normal pressure |
| 06/13/2007 | CN1320952C System for simultaneous removal and sequestration of CO2 in a highly energy efficient manner |
| 06/13/2007 | CN1320949C Apparatus for producing carbonated water and method for producing carbonated water using the same |
| 06/13/2007 | CN1320947C Method of deodour using biofiltration |
| 06/13/2007 | CN1320946C Acid solution spray dry-process flue gas desulfurization and modulating intensification method |
| 06/13/2007 | CN1320945C Method for carrying out flue gas desulfurization by using mineral powder of magnesite |
| 06/13/2007 | CN1320943C Filter for exhaust gas decontamination |
| 06/13/2007 | CN1320942C Air filtering material and its preparation method |
| 06/12/2007 | US7229948 Absorbing an precursor mixture of praseodymium and cerium doped with zirconium or yttrium onto a porous structured organic template; heating to vaporize the liquid, oxidize the precursors, and combust the template, forming a solid solution of doped oxides; adding 2% or less of a precious metal |
| 06/12/2007 | US7229947 Efficiency, durability |
| 06/12/2007 | US7229601 can effectively and inexpensively recover more than 50% of the ammonia in a waste stream and, if necessary, neutralize hydrogen peroxide present; waste stream is the SC-1 chemical bath solution used in semiconductor wafer manufacturing |
| 06/12/2007 | US7229598 Diffusion bonded metallic catalyst carrier and production thereof |
| 06/12/2007 | US7229597 An oxidation catalyst upstream of a soot filter coated with a reduction catalyst for Selective Catalytic Reduction of NOx by ammonia; disposing a SCR catalyst on a wall flow monolith that provides adequate catalyst loading, but does not result in unsuitable back pressures; pollution control |
| 06/12/2007 | US7229596 For an internal combustion engine; catalytic converters |
| 06/12/2007 | US7229553 Method for producing a membrane made of bridged polymer and a fuel cell |
| 06/12/2007 | US7229537 Composite oxygen ion transport element |
| 06/12/2007 | US7228859 Pressure venting circuit for respiratory humidification apparatus |
| 06/12/2007 | CA2384724C Trailer air dryer with bypass valving and service indicator |
| 06/12/2007 | CA2349295C Process for the production of hydrogen sulphide from elemental sulphur and use thereof in heavy metal recovery |
| 06/12/2007 | CA2311117C Method and system for controlling airflow in a multiple bed desiccant drying system |
| 06/12/2007 | CA2187349C Iron oxide/magnesium oxide composites and method for destruction of chlorinated hydrocarbons using such composites |
| 06/08/2007 | CA2632639A1 Process for the removal of oxygenates from a gaseous stream |
| 06/07/2007 | WO2007064991A2 Test methods for simulating fcc regenerator catalysis and catalyst deactivation |
| 06/07/2007 | WO2007064808A1 Hydrothermally stable ag-zeolite traps for for small olefin hydrocarbon molecules |
| 06/07/2007 | WO2007064626A1 Lower temperature co promoters for fcc with low nox |
| 06/07/2007 | WO2007064500A1 Pollutant emission control sorbents and methods of manufacture |
| 06/07/2007 | WO2007064412A1 Multi-stage system for selective catalytic reduction |
| 06/07/2007 | WO2007064109A1 Composition, catalytic module element, and catalytic module for selective catalytic reduction of nitrogen oxides in gaseous medium containing oxygen |
| 06/07/2007 | WO2007064047A1 Exhaust purifier for internal combustion engine |
| 06/07/2007 | WO2007064004A1 Exhaust gas purifier for internal combustion engine |
| 06/07/2007 | WO2007063938A1 Method and purification of unsaturated fluorinated carbon compound, method for formation of fluorocarbon film, and method for manufacture of semiconductor device |
| 06/07/2007 | WO2007063608A1 Filter, apparatus for purifying exhaust gas discharged from internal combustion engine, and method for purifying exhaust gas |
| 06/07/2007 | WO2007063371A1 Purification of raw hydrogen |
| 06/07/2007 | WO2007063314A1 Gas-liquid contactor |
| 06/07/2007 | WO2007063249A1 Structure for the filtration of a gas based on silicium carbide with a controlled wall surface porosity |
| 06/07/2007 | WO2007063104A1 Device for treating a gaseous effluent loaded with odorant compounds using a three-dimensional mesh, corresponding installation and process |
| 06/07/2007 | WO2007062857A1 Device and method for the thermal treatment of an exhaust-gas flow |
| 06/07/2007 | WO2007030645A3 High energy dissociation for mercury control systems |
| 06/07/2007 | WO2007030291A3 Fuel cell systems and methods for passively increasing hydrogen recovery through vacuum-assisted pressure swing adsorption |
| 06/07/2007 | WO2006114579A3 Molecular sieves |
| 06/07/2007 | WO2006068961A3 Separation and reaction method |
| 06/07/2007 | WO2006047634A3 Membrane-based reservoir dryer |
| 06/07/2007 | US20070129876 Attenuation of engine harshness during lean-to-rich transitions |
| 06/07/2007 | US20070129246 Exhaust gas purifying catalyst and production process thereof |
| 06/07/2007 | US20070129244 Silver trapping agent suppresses chromium reaction with catalytic alkali or alkaline earth metals by forming composite oxides (Ag2CrO4) with Cr in the presence of O2; NOx purifying catalysts; metal honeycomb; |
| 06/07/2007 | US20070129241 Exhaust gas catalyst composition |
| 06/07/2007 | US20070129240 Mixing clay, gypsum, alumina, and hydrated iron oxide, granulating, pelletizing or pulverizing the mixture, then heating to form catalyst; chemisorption; fluidized/fixed bed reactors |
| 06/07/2007 | US20070128713 Triphasic process for gas effluent treatment |
| 06/07/2007 | US20070128424 Porous formed article and method for production thereof |
| 06/07/2007 | US20070128359 Production apparatus for producing gallium nitride film semiconductor and cleaning apparatus for exhaust gas |
| 06/07/2007 | US20070128103 Method and Apparatus for Corrosive Gas Purification |
| 06/07/2007 | US20070128097 Heat resistance; oxygen absorption, desorption capacity; high temperature environment; functional ceramics, solid electrolyte for fuel cells |
| 06/07/2007 | US20070128096 from coal-fired combustion comprising staging of a combustion unit to remove mercury with fly ash from the flue gas, introducing activated carbon to remove mercury from the flue gas, and collecting the fly ash, activated carbon, and associated mercury in a particulate control device |
| 06/07/2007 | US20070128092 Method for the treatment of exhaust gases containing organosilicon components or accompanying substances, and apparatus therefor |
| 06/07/2007 | US20070128090 Wet electrostatic liquid film oxidizing reactor apparatus and method for removal of NOx, SOx, mercury, acid droplets, heavy metals and ash particles from a moving gas |
| 06/07/2007 | US20070128089 Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device |
| 06/07/2007 | US20070125235 Evaporative emissions canister suitable for marine use |
| 06/07/2007 | US20070125234 Seal having low friction non-stick surface layer |
| 06/07/2007 | US20070125233 Self-contained chromatography system |
| 06/07/2007 | US20070125232 Mobile nitrogen generation system |
| 06/07/2007 | US20070125231 Pressure equalisation device |