| 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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| 03/14/2002 | WO2002020139A1 Process and apparatus for recovering sulphur from a gas stream containing sulphide |
| 03/14/2002 | WO2002020138A1 Process and apparatus for recovering sulphur from a gas stream containing hydrogen sulphide |
| 03/14/2002 | WO2002020137A2 Water trap |
| 03/14/2002 | WO2002020136A1 Altitude simulation method and system |
| 03/14/2002 | WO2002020128A1 Method and device for cooling and collecting dust from exhaust gas containing soot and dust |
| 03/14/2002 | WO2002000329A8 Method for high-pressure gas separation |
| 03/14/2002 | WO2001094258A3 Method for impregnating an object or substance with a solution containing an oxidating agent |
| 03/14/2002 | WO2001089666A8 Composition and method for rendering halogen-containing gas harmless |
| 03/14/2002 | WO2001066227A3 Method and device for quickly and continually detecting changes in the concentration of radon gas that is dissolved in water |
| 03/14/2002 | US20020032358 Reactive agent and process for decomposing fluorine compounds and use thereof |
| 03/14/2002 | US20020032124 Catalytic activity even in high-temperature endurance and also produce excellent low-temperature property |
| 03/14/2002 | US20020032123 Exhaust gas catalyst and method of manufacturing same |
| 03/14/2002 | US20020031656 Formed building material and room |
| 03/14/2002 | US20020031489 Comprising a calcium phosphate compound, where a part of calcium in said compound is replaced by magnesium; removes malodors such as hydrogen sulfide, cigarette, and ammonia; nontoxic |
| 03/14/2002 | US20020031472 Process for the preparation of agglomerated zeolites X and LSX exchanged with lithium |
| 03/14/2002 | US20020031467 Process for the utilization of halogen containing remainders and waste materials |
| 03/14/2002 | US20020031454 A system for preventing oxidation of nitrogen by mounting a nitrogen gas generator on a mixer for mixing air in the mixer with nitrogen supplied from nitrogen gas generator for increasing nitrogen concentration |
| 03/14/2002 | US20020031453 Systems and methods for purifying exhaust gas emission from fuel reforming device |
| 03/14/2002 | US20020031452 Exhaust gas purification catalyst and exhaust gas purification system |
| 03/14/2002 | US20020030023 Removing water from treated gas, mixing gas with plasma ozone and oxidatively decomposing odor components, ionizing gas and absorbing odor for oxidative decomposition |
| 03/14/2002 | US20020029693 Evaporated fuel discharge preventing apparatus |
| 03/14/2002 | US20020029691 Purging each bed of its adsorbed constituent gas by using pressurized gas from a source other than the adsorber bed then producing the usable product gas |
| 03/14/2002 | US20020029564 System for reducing NOx transient emission |
| 03/14/2002 | US20020029548 Regeneration system for an exhaust gas cleaning device |
| 03/14/2002 | DE10043798A1 Catalyst operation for selective nitrogen oxides reduction causes potential pollutants nitrogen oxides and ammonia to destroy each other when hot exhaust gases arise |
| 03/14/2002 | DE10038461A1 Determining distribution of nitrate and sulfate in nitrogen oxide storage catalyst involves employing finite element model describing local nitrogen oxide and sulfur oxide exchange in terms of storage efficiency factors |
| 03/14/2002 | CA2357329A1 Improved adsorbent compositions |
| 03/13/2002 | EP1186336A1 Device for removing pollutants contained in exhaust gases of internal-combustion engines |
| 03/13/2002 | EP1186335A1 Catalyst and method for decomposing nitrous oxide and process for producing the catalyst |
| 03/13/2002 | EP1186334A1 Treatment of a gas stream containing hydrogen sulphide |
| 03/13/2002 | EP1186333A2 Apparatus for production and storage of oxygen |
| 03/13/2002 | EP1185826A1 Emission control system |
| 03/13/2002 | EP1185355A1 Anti-corrosion solutions for air dehumidification systems |
| 03/13/2002 | EP1185354A1 Control of mercury emissions using unburned carbon from combustion by-products |
| 03/13/2002 | EP0891473B1 AMMONIA INJECTION IN NOx CONTROL |
| 03/13/2002 | CN2481983Y Ferrous flyash adding circulation fluidized bed fume purifying device |
| 03/13/2002 | CN2481402Y Separator between middle- and high-pressure vessels for deep dewatering device |
| 03/13/2002 | CN2481401Y Opened non-fluidized fixed bed adsorption device |
| 03/13/2002 | CN1340200A Electron beam projection reaction device |
| 03/13/2002 | CN1339423A Purifying method for carbon dioxide containing air flow |
| 03/13/2002 | CN1339334A Preparing method for adsorbeng for selectively adsorbing and separating aromatic isomer |
| 03/13/2002 | CN1339332A Sulphur dioxide removing electrolysis process |
| 03/13/2002 | CN1339331A Device and method for treating waste gas and pulse generator used in it |
| 03/13/2002 | CN1339330A Device and method for treating waste gas and pulse generator used in it |
| 03/13/2002 | CN1080701C Method for removing virtually all sulfur compounds from plant waste gases and recovering such compounds |
| 03/13/2002 | CN1080692C Desiccant container |
| 03/13/2002 | CN1080586C Heat treatment nitrogen base atmosphere selection deoxidizing catalyst |
| 03/13/2002 | CN1080580C Distributor allowing independent injection and/or removal of fluids |
| 03/12/2002 | US6356613 Apparatus for the recombination of hydrogen in a gas mixture |
| 03/12/2002 | US6355590 Catalyst which comprises gallosilicate carrier having specified silica/gallium oxide molar ratio with platinum deposited thereon, and cerium dioxide having specified average crystallite diameter |
| 03/12/2002 | US6355220 Method for treating exhaust gas of internal combustion engines functioning with sulphur-containing fuel |
| 03/12/2002 | US6355096 Mass transfer system |
| 03/12/2002 | US6355094 Material for the removal of gaseous impurities from a gas mixture |
| 03/12/2002 | US6355093 Two component-three dimensional catalysis |
| 03/12/2002 | US6355092 Apparatus and method for performing membrane gas/liquid absorption at elevated pressure |
| 03/12/2002 | US6355084 Method for producing a fertilizer from gas containing sulfur oxides |
| 03/12/2002 | US6354903 Method of manufacture of a plasma reactor with curved shape for treating auto emissions |
| 03/12/2002 | US6354079 Apparatus and method of purifying NOx in the exhaust gas of the diesel engine |
| 03/12/2002 | CA2056375C Apparatus for distributing liquid in gas-liquid contact apparatus, and method for making it |
| 03/07/2002 | WO2002018753A1 Exhaust system for lean-burn engines |
| 03/07/2002 | WO2002018041A1 System, method and product-by-process for treatment of exhaust gases |
| 03/07/2002 | WO2002018034A1 Method for nox regeneration of an nox storage catalyst |
| 03/07/2002 | WO2002018033A1 Apparatus and method for fluid purification |
| 03/07/2002 | WO2002018032A2 A method of treating an effluent gas stream, and apparatus for use in such method |
| 03/07/2002 | WO2001066474A3 Membrane module for gas transfer and membrane supported biofilm process |
| 03/07/2002 | US20020028345 Process for preparing a composite metal membrane, the composite metal membrane prepared therewith and its use |
| 03/07/2002 | US20020028333 Microspheres having refractive index of 1.9-2.4 and cyclodextrins; colorants applied to the improved print substrate exhibit exceptional brightness and brilliance |
| 03/07/2002 | US20020028172 Fumes resulting from combustion of sulfur-containing fuel are caused to traverse a space for supplying and distributing to a desulphurization apparatus functioning with an internal recycle of a solid oxides of sulphur adsorbent |
| 03/07/2002 | US20020028170 Apparatus and method for reducing NOx from exhaust gases produced by industrial processes |
| 03/07/2002 | US20020028168 Process and apparatus for producing an inert gas using an internal combustion engine |
| 03/07/2002 | US20020028167 Compact purifier and method for purifying silane |
| 03/07/2002 | US20020028166 Multilobal cross-sectioned fiber gas filter for chemical contaminant filtering; acid, a base, coordinating agent, complexing agent, or a deliquescent agent within internal cavities of longitudinally extending fibers |
| 03/07/2002 | US20020028163 Non-thermal plasma reactor design and method-single structural dielectric barrier |
| 03/07/2002 | US20020026964 Gas absorption and release apparatus and method of controlling the apparatus |
| 03/07/2002 | US20020026942 Bi/multi-directional filter cartridge and filter platform for mounting the cartridge thereon |
| 03/07/2002 | US20020026872 Desiccant tablets for gas drying |
| 03/07/2002 | DE10126827A1 Keramischer Träger und keramischer Katalysatorkörper Ceramic substrate and ceramic catalyst body |
| 03/07/2002 | DE10041180A1 Treating device used for catalyst of vehicle comprises treatment structure having throughput cross-section which can be varied using screen on inlet or outlet side |
| 03/07/2002 | DE10040539A1 Membrane reactor for producing highly pure hydrogen, used in vehicle driven by fuel cell or in domestic heating, involves steam reforming hydrocarbon stream, and is heated by hot conductor in center of reactor |
| 03/07/2002 | DE10040087A1 Verfahren zur Abtrennung von Brennstoff aus einem Abgas und zugehörige Vorrichtung A process for separating fuel from an exhaust gas and related apparatus |
| 03/07/2002 | DE10021071C1 Verfahren zur Entfernung von Stickoxiden aus einem Sauerstoff enthaltenden Rauchgasstrom A process for removing nitrogen oxides from a flue gas stream containing oxygen |
| 03/07/2002 | CA2457138A1 Apparatus and method for fluid purification |
| 03/07/2002 | CA2420200A1 Exhaust system for lean-burn engines |
| 03/06/2002 | EP1184622A1 Method of generating heat with reduced emission of sulphur oxides and low absorbant consumption |
| 03/06/2002 | EP1184556A2 Engine exhaust emission purifier |
| 03/06/2002 | EP1184555A2 Engine exhaust purification device |
| 03/06/2002 | EP1184545A2 Method and apparatus for injecting hydrogen into a catalytic converter |
| 03/06/2002 | EP1184338A1 Production of X Zeolites |
| 03/06/2002 | EP1184337A1 Production of zeolites |
| 03/06/2002 | EP1184336A1 Apparatus for selective oxidation of carbon monoxide |
| 03/06/2002 | EP1184069A2 Method of reducing odor from a stream |
| 03/06/2002 | EP1184068A1 Method and apparatus for separating and recovering perfluoro compound |
| 03/06/2002 | EP1184067A2 Process and apparatus for adsorptive purification of gases |
| 03/06/2002 | EP1184066A1 Exhaust gas purifying filter |
| 03/06/2002 | EP1183454A1 METHOD OF CONTROLLING AN NOx STORAGE CATALYST |
| 03/06/2002 | EP1183453A1 METHOD FOR DESULFURIZATION OF AT LEAST ONE NOx STORAGE CATALYST MOUNTED IN THE EXHAUST GAS DUCT OF AN INTERNAL COMBUSTION ENGINE |
| 03/06/2002 | EP1183448A1 High temperature mat for a pollution control device |
| 03/06/2002 | EP1183447A1 Dielectric barrier gas reactors with non-axial flow |
| 03/06/2002 | EP1183249A1 Process for recovering 3,4-epoxy-1-butene |
| 03/06/2002 | EP1183092A1 Catalytic membrane reactor materials for the separation of oxygen from air |