| 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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| 07/11/2007 | CN1994532A Highly effective wet-process desulfurizing, denitrifying and dedusting process and integration device thereof |
| 07/11/2007 | CN1994531A Process for purifying arsenic-containing mineral burned fume |
| 07/11/2007 | CN1994530A Method for removing hydrogen sulfide and hydrogen cyanide from calcium carbide furnace gas |
| 07/11/2007 | CN1994529A Sulfur-fixing rate improved sulfur-fixing agent of circulating fluidized bed, preparation method and application thereof |
| 07/11/2007 | CN1994528A Method for applying causticized white sludge in removal of sulfur dioxide from fume |
| 07/11/2007 | CN1994527A Desiccant applied in active bacteria formulation and preparation method thereof |
| 07/11/2007 | CN1994526A Gas-drying system |
| 07/11/2007 | CN1994525A Method for separating and reclaiming hydrogen from chloroethylene or chlor-alkali production exhaust |
| 07/11/2007 | CN1994524A Absorbing and cooling process for smoke dust purification |
| 07/11/2007 | CN1325773C Exhaust gas cleaning device |
| 07/11/2007 | CN1325419C Dehydration method and apparatus of flue gas desulfurization gypsum slurry |
| 07/11/2007 | CN1325156C Active carbon of carrying catalyst in titanium series and preparation method |
| 07/11/2007 | CN1325149C Alumina doped mixed conductive dense oxygen penetrating membrane material |
| 07/11/2007 | CN1325147C Method of sieve plate tower desulfurizing of salt cement |
| 07/11/2007 | CN1325146C Dechlorination agent and its preparation process |
| 07/11/2007 | CN1325145C Electrolytic cell effluent treatment method and device for the production of aluminium |
| 07/11/2007 | CN1325144C Super gravity liquid absorption dehumidifying and regenerating system |
| 07/11/2007 | CN1325143C Pressure swing adsorption process for adsorbing separated multiple component from multicomponent mixed gas |
| 07/10/2007 | US7241929 Desulfurization and sorbents for same |
| 07/10/2007 | US7241470 Method for monitoring the course of a process using a reactive gas containing one or several hydrocarbons |
| 07/10/2007 | US7241431 Method and emission control system for catalytically reducing nitrogen oxides in the exhaust gas of a combustion system |
| 07/10/2007 | US7241430 Metal oxide uniformly dispersed in an activated carbon matrix absorbs acidic gases, volatile organic compounds and sulfur compounds (H2S) from gases; extruding ground preoxidized material, a metal oxide and binder; carbonizing; activating |
| 07/10/2007 | US7241427 Catalyst carrier body with sleeve and shortened tubular jacket and catalytic converter having the catalyst carrier body |
| 07/10/2007 | US7241426 Converter shell for housing a catalyst substrate adapted to be securely attached to an exhaust manifold during manufacture |
| 07/10/2007 | US7241396 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter |
| 07/10/2007 | US7241373 Nitrogen treating method |
| 07/10/2007 | US7241331 Metal hydride canister apparatus |
| 07/10/2007 | US7240482 System for minimizing the impact of poisoning of automotive exhaust aftertreatment systems |
| 07/10/2007 | CA2573514A1 Natural gas dehydrator and system |
| 07/10/2007 | CA2379429C Humidifying module |
| 07/10/2007 | CA2329994C Process and apparatus for reducing the nitrogen oxide content in exhaust gases by the controlled addition of nh3 |
| 07/10/2007 | CA2282632C Spent caustic (pre)treatment process |
| 07/10/2007 | CA2260705C Combined process and plant for producing compressed air and at least one air gas |
| 07/05/2007 | WO2007076193A1 Self-contained chromatography system |
| 07/05/2007 | WO2007075400A2 Reclaiming amines in carbon dioxide recovery |
| 07/05/2007 | WO2007075399A1 Carbon dioxide recovery from flue gas and the like |
| 07/05/2007 | WO2007075397A1 Reduction of co and nox in regenerator flue gas |
| 07/05/2007 | WO2007075116A1 Method for removing hydrocarbons from a vapour-gas mixture and a device for carrying out said method |
| 07/05/2007 | WO2007074816A1 Purifier for aldehyde-containing air and process for production of the same |
| 07/05/2007 | WO2007074808A1 Honeycomb structure and production method thereof |
| 07/05/2007 | WO2007074766A1 Purification apparatus equipped with built-in metal carrier |
| 07/05/2007 | WO2007074669A1 Fluid depurator and fluid depuration method |
| 07/05/2007 | WO2007074599A1 Denitrification catalyst, honeycomb structure type denitrification catalyst, and method of denitrification with the same |
| 07/05/2007 | WO2007074294A2 Method and device for recovering carbon dioxide from fumes |
| 07/05/2007 | WO2007074126A1 Gas separation apparatus |
| 07/05/2007 | WO2007074071A1 Method and device for regenerating an emission control system |
| 07/05/2007 | WO2007073881A1 Apparatus for mixing a fluid with a large gas stream, especially for introducing a reducing agent into a flue gas comprising nitrogen oxides |
| 07/05/2007 | WO2007073645A1 Electromotive physical oxygen generator |
| 07/05/2007 | WO2007073631A1 A catalytic purifying method for a waste gas containing trichloroethylene |
| 07/05/2007 | WO2007041551A3 3d miniature preconcentrator and inlet sample heater |
| 07/05/2007 | US20070155626 Comprising a porous support material, a noble metal particle and a transition metal particle on support material; purifies exhaust gas discharged from an internal combustion engine at high temperature for a long period |
| 07/05/2007 | US20070155625 Catalyst and producing method thereof |
| 07/05/2007 | US20070155623 Palladium supported on an aluminum composite of oxides of a Lanthanide, aluminum and an element from groups 1 to 5 or groups 12 to 14, made from an aqueous nitrate solution or aqueous chloride solution and a carboxylic acid; improved activity of the precious metal |
| 07/05/2007 | US20070154773 Electrochemical cells, a producing process thereof, and electrochemical devices using such electrochemical cells |
| 07/05/2007 | US20070154383 Process for preparing an oxide based on zirconium and titanium, oxides obtained thereby, and use of said oxides as catalysts |
| 07/05/2007 | US20070154380 Contacting an exhaust gas containing carbon dioxide (CO2) with agglomerates containing calcium oxide or calcium hydroxide to fix the CO2 as calcium carbonate, (CaCO3) in the solid particles; industrial scale global warming abatement; fixed product used to make seaweed bed |
| 07/05/2007 | US20070154377 Process for the removal of combustible volatile contaminant materials from a process stream |
| 07/05/2007 | US20070154376 Purification of sulfuryl fluoride |
| 07/05/2007 | US20070154375 Metallic foam trap for poisons: aircraft ozone |
| 07/05/2007 | US20070154374 Method for removing sulfur dioxide and other acid gases, mercury, and nitrogen oxides from a gas stream with the optional production of ammonia based fertilizers |
| 07/05/2007 | US20070154373 Methods for regenerating oxidants used for removing pollutants from a gas stream |
| 07/05/2007 | US20070154372 Exhaust gas treatment agent, exhaust gas treatment method and exhaust gas treatment device |
| 07/05/2007 | US20070153390 Powdery catalyst, exhaust-gas purifying catalyzer, and powdery catalyst production method |
| 07/05/2007 | US20070151857 Oxygen conducting membranes, preparation method thereof, and reactor and method using same |
| 07/05/2007 | US20070151456 Reticulated foam-like structure formed of nano-scale particulate |
| 07/05/2007 | US20070151454 Mobile nitrogen generation device |
| 07/05/2007 | US20070151452 Systems for purifying gases having organic impurities using granulated porous glass |
| 07/05/2007 | US20070151451 Process for the cooling, concentration or purification of ethylene oxide |
| 07/05/2007 | US20070151450 Methods for purifying gases having organic impurities using granulated porous glass |
| 07/05/2007 | US20070151449 Apparatus; a sorbent material capable of capturing a vaporous substance; a housing, a heating element, a pump capable of causing an exhaust gas to flow through the space in contact with the outside of the first housing; bulk and surface acoustic wave sensor and arrays, gas chromatographs |
| 07/05/2007 | US20070151447 Gas separation membranes and processes for controlled environmental management |
| 07/05/2007 | DE102006043101A1 Vorrichtung und Verfahren zur Erzeugung von Ammoniak Apparatus and method for producing ammonia |
| 07/05/2007 | DE102005062941A1 Method for drying washing in a domestic washing and drying machine has an adsorption unit through which the circulated hot air through the clothes drum is passed for heating by a microwave generator |
| 07/05/2007 | DE102005062430A1 Optical arrangement used in microlithography comprises photomask and adsorbing substance arranged in intermediate chamber to bind contaminating gases containing hydrocarbons by physical adsorption and/or chemical adsorption |
| 07/05/2007 | DE102005061713A1 Zeolite adsorbent for removal of volatile hydrocarbon from internal combustion engine exhaust gases has improved cold start and long term performance, after molecular modification by addition of iron |
| 07/05/2007 | DE10128130B4 Verfahren zur oxidativen Reinigung von gasförmigen Medien sowie Vollmetallkatalysator Method for the oxidative purification of gaseous media as well as full metal catalyst |
| 07/05/2007 | CA2639894A1 Photocatalytic fluidized bed air purifier |
| 07/05/2007 | CA2634982A1 Method for cleaning hydrocarbons out of gas-vapor medium formed while storing oil or gasoline or filling container with oil or gasoline, and plant for carrying out the same (embodiments) |
| 07/05/2007 | CA2634617A1 Gas separation apparatus |
| 07/05/2007 | CA2634543A1 Reclaiming amines in carbon dioxide recovery |
| 07/05/2007 | CA2634256A1 Carbon dioxide recovery from flue gas and the like |
| 07/05/2007 | CA2573016A1 Method for removing sulfur dioxide and other acid gases, mercury, and nitrogen oxides from a gas stream with the optional production of ammonia based fertilizers |
| 07/05/2007 | CA2572911A1 Methods for regenerating oxidants used for removing pollutants from a gas stream |
| 07/04/2007 | EP1804006A1 Air filtering apparatus |
| 07/04/2007 | EP1803479A1 Gas separation unit for an anaesthesia/ventilation system |
| 07/04/2007 | EP1802856A1 Engine-driven vehicle with exhaustemission control |
| 07/04/2007 | EP1802558A2 Method and device for pre-treating fly ash |
| 07/04/2007 | EP1802392A1 A desulfurization system and method for desulfurizing a fuel stream |
| 07/04/2007 | EP1427668B9 Device for the generation of hydrogen |
| 07/04/2007 | EP1229990A4 Auto-switching gas delivery system utilizing sub-atmospheric pressure gas supply vessels |
| 07/04/2007 | EP1189678B1 Hydrogen-permeable metal membrane and method for producing the same |
| 07/04/2007 | CN2919148Y Air-compressed freeze drying machine |
| 07/04/2007 | CN2917760Y Smoke cleaning and recovering apparatus |
| 07/04/2007 | CN2917759Y 网袋式除尘器 Net baghouse |
| 07/04/2007 | CN2917758Y Smoke gas pulse discharge desulfurization and denitration unit of coal-fired boiler |
| 07/04/2007 | CN2917757Y Carbon monoxide treating unit |
| 07/04/2007 | CN2917756Y Portable oxygenerator |
| 07/04/2007 | CN2917755Y Regenerator of ethanol dehydration adsorption tower adsorbent |
| 07/04/2007 | CN2917754Y Wet-type dust extractor with cyclone desulfurizing function |
| 07/04/2007 | CN1993181A Catalyst for controlling exhaust gas emission and method for manufacturing the same |