| 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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| 06/07/2001 | WO2001040718A1 Self-retaining adsorbent unit |
| 06/07/2001 | WO2001040495A1 A method for preparing dioxin decomposers from stevia, a dioxin decomposer prepared by the method and a method for decomposing dioxins using it |
| 06/07/2001 | WO2001040117A1 Fluorine removal by ion exchange |
| 06/07/2001 | WO2001039902A1 Method and device for treating and conditioning an effluent for vitrification |
| 06/07/2001 | WO2001039886A1 Method and device for cleaning the atmosphere |
| 06/07/2001 | WO2001039868A1 Method and apparatus for air treatment |
| 06/07/2001 | WO2001039867A1 Oxygen dispenser |
| 06/07/2001 | WO2001039866A1 Unit for contacting liquid and fumes provided with a safety liquid reserve, and method for feeding said reserve |
| 06/07/2001 | US20010003116 Process for regenerating a deactivated catalyst |
| 06/07/2001 | US20010002990 Materials and methods for the separation of oxygen from air |
| 06/07/2001 | US20010002988 Adsorbent formed by loading on monolithic carrier a zeolite containing ion of an element having electronegativity of 1.40 or more and a catalyst material formed by loading platinum, palladium, rhodium on heat-resistant oxide |
| 06/07/2001 | US20010002600 Installation for the treatment of at least one fluid, by passage through two adjacent masses of material |
| 06/07/2001 | US20010002539 Method for regenerating an NOx storage catalyst |
| 06/07/2001 | US20010002538 Exhaust gas purification apparatus of internal combustion engine |
| 06/07/2001 | DE19955947A1 Verfahren zur Überprüfung der katalytischen Aktivität eines Katalysators Method for checking the catalytic activity of a catalyst |
| 06/07/2001 | DE19954457A1 Solvent recovery for a continuous web printing machine has functional compartment separation, and ventilation air handling by integrated heat and solvent recovery modules |
| 06/07/2001 | DE19952726A1 Composite material, for storing nitrogen oxides produced from moist exhaust streams from mobile and stationary combustion engines, comprises carrier material with finely divided X-ray amorphous layer |
| 06/07/2001 | DE10057082A1 Verfahren zum Altern eines Katalysators A method for aging a catalyst |
| 06/07/2001 | DE10020794A1 Regelungssystem für das Kraftstoff-Luft-Verhältnis einer Schadstoffbegrenzungsvorrichtung Regulatory Framework for the air-fuel ratio of an emission control device |
| 06/07/2001 | CA2392814A1 Method and apparatus for air treatment |
| 06/07/2001 | CA2392716A1 Unit for contacting liquid and fumes provided with a safety liquid reserve, and method for feeding said reserve |
| 06/06/2001 | EP0906146B1 Process for destroying chlorinated aromatic compounds |
| 06/06/2001 | CN2433534Y Oil fume purification device |
| 06/06/2001 | CN2433003Y Device with concentric circles equipment for dust separation and desulfurization using waste liquid |
| 06/06/2001 | CN2433002Y Falling-film-type distributor |
| 06/06/2001 | CN1298471A Honeycomb body having an adsorption material especially for a hydrocarbon trap |
| 06/06/2001 | CN1298319A Process gas purification and fuel cell system |
| 06/06/2001 | CN1298085A Equipment and method for cooling and drying |
| 06/06/2001 | CN1297791A Raw refuse decomposing and disposaling apparatus |
| 06/06/2001 | CN1297785A Gas-liquid contact reaction equipment and its physical and chemical reactor |
| 06/06/2001 | CN1066634C Method and apparatus for absorbing hydrogen sulphide |
| 06/06/2001 | CN1066633C 喷雾塔 Spray tower |
| 06/05/2001 | US6242072 Honeycomb structural body and process for production of the same |
| 06/05/2001 | US6242071 Method for assembling ceramic honeycomb structure, and supporting member therefor |
| 06/05/2001 | US6241955 Method and apparatus for purification of hydride gas streams |
| 06/05/2001 | US6241826 Process for regenerating catalytic converters |
| 06/05/2001 | US6241809 Apparatus and method for liquid scrubbing contaminants from a gas flow |
| 06/05/2001 | US6240745 Process and plant for the purification and cryogenic separation of air without precooling |
| 06/05/2001 | US6240722 Method for determining the fullness or quality of a catalytic converter that stores gases |
| 06/05/2001 | CA2153747C Catalysts for the treatment of gas containing sulphur compounds; use of said catalysts and process for treating a gas containing sulphur compounds |
| 06/05/2001 | CA2077077C Method of removing organic halogenated substances |
| 06/05/2001 | CA2059491C Process and apparatus for mass transfer between liquid and gaseous media |
| 06/05/2001 | CA2055298C Industrial adsorbants with low silica concentration x zeolites for the non cryogenic extraction of atmospheric gases, and process for their extraction |
| 05/31/2001 | WO2001038788A1 Stack structure |
| 05/31/2001 | WO2001038704A1 Emissions diagnostic system |
| 05/31/2001 | WO2001038703A1 Device and method for the nitrogen oxide control of waste gas in an internal combustion engine |
| 05/31/2001 | WO2001038517A1 Gene expressing protein capable of capturing metal |
| 05/31/2001 | WO2001038406A1 Method of eliminating malodours from gases |
| 05/31/2001 | WO2001037985A1 In-situ air oxidation treatment of mocvd process effluent |
| 05/31/2001 | WO2001037978A1 Exhaust gas purifying catalyst |
| 05/31/2001 | WO2001037977A1 Photocatalytic exhaust gas cleaning system |
| 05/31/2001 | WO2001037976A1 Method of cleaning industrial waste gases |
| 05/31/2001 | WO2001037975A1 Wet-type purifier for exhausted heating gas |
| 05/31/2001 | WO2001037974A1 Removal of volatile aluminum alkyls from gas streams |
| 05/31/2001 | WO2001037973A1 Gas storage using fullerene based adsorbents |
| 05/31/2001 | WO2001023875A3 METHOD FOR DIAGNOSING THE LEVEL OF DETERIORATION OF AN NOx CATALYST LOCATED IN THE EXHAUST CHANNEL OF AN INTERNAL COMBUSTION ENGINE |
| 05/31/2001 | US20010002247 By separating hydrogen sulfide(H2S) by-product from raw fuel treatment; combusting the H2S with a catalyst or combustion improver to produce sulfur dioxide gas, then reacting with oxygen and calcium carbonate under wet conditions; purity |
| 05/31/2001 | US20010002244 By reducing with ammonia on a catalyst; a rich gas stream is also produced that is treated in an electrical gas discharge plasma to form the ammonia required for the reduction |
| 05/31/2001 | US20010002242 Method and apparatus for cleaning harmful gas by irradiation with gas laser and electron beams |
| 05/31/2001 | US20010001939 System for energy recovery in a vacuum pressure swing adsorption apparatus |
| 05/31/2001 | DE19956671A1 Verfahren zur Verbesserung von Oxidationsreaktionen im Abgas von aufgeladenen Brennkraftmaschinen durch Pulsbeaufschlagung von Katalysatoren A method of improving oxidation reactions in the exhaust gas of internal combustion engines supercharged by Pulsbeaufschlagung of catalysts |
| 05/31/2001 | DE19955142A1 Process for drying product stream containing 1,2-dichloroethane from direct chlorination and/or oxychlorination of ethylene uses acid-resistant molecular sieve, e.g. type A zeolite |
| 05/31/2001 | DE19954227A1 Außenbaustoff für Bauwerke An external building material for buildings |
| 05/31/2001 | DE10043176A1 Bio-treatment of nitride (e.g. acrylonitrile)-containing off-gases to prevent ammonia build-up in circulating spray water by including nitration and denitration steps |
| 05/31/2001 | CA2393937A1 Gas storage using fullerene based adsorbents |
| 05/30/2001 | EP1103525A1 High purity, low silica X-type zeolite binderless shaped product and gas separation method employing it |
| 05/30/2001 | EP1103313A1 Raw refuse disposal facility |
| 05/30/2001 | EP1103298A1 Process for oxidising NO, CO, hydrocarbons and carbon particles in exhaust gas from supercharged engines |
| 05/30/2001 | EP1103297A1 Method and apparatus for treating perfluorocompound gas |
| 05/30/2001 | EP1103296A1 Device and method for cool-drying |
| 05/30/2001 | EP1103274A2 Absorption of formaldehyde in closed gas impervious packages |
| 05/30/2001 | EP1103080A1 A fuel cell |
| 05/30/2001 | EP1102922A2 REGULATION OF A NOx ABSORPTION CATALYTIC CONVERTER |
| 05/30/2001 | EP1102629A1 Improved catalyzed adsorber system for treating internal combustion engine exhaust gas and method of making same |
| 05/30/2001 | EP1102620A1 Moving sorbent filter device |
| 05/30/2001 | EP1102619A2 Method for converting urea into ammonia |
| 05/30/2001 | EP1102616A1 Esrf coolant degassing process |
| 05/30/2001 | EP0988491A4 High capacity gas storage and dispensing system |
| 05/30/2001 | EP0963341B1 Method and catalyst for direct sulphur oxidation of h2s contained in a gas |
| 05/30/2001 | EP0714425B1 Process for making compositions for purifying semiconductor process gases to remove lewis acid and oxidant impurities therefrom |
| 05/30/2001 | CN2431943Y Volute air-inlet dust-removing desulfuring three-phase fluidized bed |
| 05/30/2001 | CN1297369A Thermal decomposition furnace for exhaust gas |
| 05/30/2001 | CN1296912A Process for purifying xenon gas with aspirator pump |
| 05/30/2001 | CN1296858A Mobile system and process for enriching nitrogen |
| 05/30/2001 | CN1066349C High capacity tray for gas-liquid contact apparatus |
| 05/29/2001 | US6239453 Optoelectronic material, device using the same, and method for manufacturing optoelectronic material |
| 05/29/2001 | US6239064 Catalytic compositions and methods for suppression of halogenation of organic compounds with oxidation products of halogenated organic compounds in gaseous emission streams |
| 05/29/2001 | US6238635 Catalytic process for the decomposition of organic pollutants |
| 05/29/2001 | US6238634 Process for the nondestructive heating and supply of hot ammonia or hot ammonia containing feed gas |
| 05/29/2001 | US6238631 Three-dimensional, photocatalytic filter apparatus |
| 05/29/2001 | US6238629 Apparatus for plasma treatment of a gas |
| 05/29/2001 | US6238628 Photolytic device for breakdown of organic chlorine compounds |
| 05/29/2001 | US6238525 Applying electric gas discharges |
| 05/29/2001 | US6238514 Apparatus and method for removing condensable aluminum vapor from aluminum etch effluent |
| 05/29/2001 | US6238467 Rigid multi-functional filter assembly |
| 05/29/2001 | US6238465 Alloying together thin palladium film and palladium-enhancing metal film under heat and pressure in the presence of a reducing agent to form membrane which is permselective to hydrogen |
| 05/29/2001 | US6238462 Methods for the separation of compounds from acidic aqueous solutions |
| 05/29/2001 | US6238461 Natural gas dehydrator |
| 05/29/2001 | US6238460 Air purification process |
| 05/29/2001 | US6238458 Process for treatment of a gaseous mixture by pressure swing adsorption, with variable production flow rate |