| 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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| 04/25/2001 | EP1093847A1 Organic halogen compound decomposing device and operation control method therefor, and organic halogen compound decomposing method |
| 04/25/2001 | EP1093846A1 Device for decomposing organic halogen compound and fluid heating device |
| 04/25/2001 | EP1093841A1 Heat and mass transfer apparatus |
| 04/25/2001 | EP1093398A2 Microcomponent assembly for efficient contacting of fluid |
| 04/25/2001 | EP1093396A1 A gas filter element |
| 04/25/2001 | EP1093395A1 Sorbent-based gas storage and delivery system for dispensing high-purity gas |
| 04/25/2001 | EP1093389A1 Process for recovery of olefinically unsaturated nitriles |
| 04/25/2001 | EP0951341B1 Method for the reduction of nitrogen oxides |
| 04/25/2001 | EP0946264B1 CATALYST, IN PARTICULAR FOR REDUCING NOx, AND METHOD FOR REDUCING NOx |
| 04/25/2001 | EP0880481B1 METHOD FOR REDUCING NO x EMISSION FROM A KILN PLANT |
| 04/25/2001 | CN1292799A Process for treating gas flows of polyolefin manufacturing |
| 04/25/2001 | CN1292722A Decarbonating gas streams using zeolite adsorbents |
| 04/25/2001 | CN1292721A Support element for fragile structures such as catalytic converters |
| 04/25/2001 | CN1064861C Sorbent compositions, preparation method and use thereof |
| 04/25/2001 | CN1064859C Gas-liquid contactor and wet flue-gas desulfurization system |
| 04/25/2001 | CN1064858C Method for removal of carbon dioxide and sulfur oxides from combustion exhaust gas |
| 04/24/2001 | US6222283 Current sensor switch |
| 04/24/2001 | US6222089 Process for destroying chlorinated aromatic compounds |
| 04/24/2001 | US6221805 Catalyst support and catalyst and process for producing the same |
| 04/24/2001 | US6221804 Catalyst for purifying exhaust gas and manufacturing method thereof |
| 04/24/2001 | US6221652 Scrubbing gas stream including hydrogen sulfide with aqueous washing liquid, treating spent wash with sulfide-oxidizing bacteria in presence of electron acceptor to oxidize compounds to elemental sulfur, wash liquid is then reused |
| 04/24/2001 | US6221492 Ellipsoidal adsorbent particles and their use in a gas production process |
| 04/24/2001 | US6221463 Three-dimensional film structures and methods |
| 04/24/2001 | US6221325 Utilizes an ammonium sulfate scrubbing solution containing free dissolved ammonia as the reagent for the desulfurization process to produce ammonium sulfate as a valuable byproduct. |
| 04/24/2001 | US6221324 Process for the removal from gases of nitrogen oxides NOx by selective catalytic reduction (SCR) using ammonia over zeolite catalysts not causing the formation of nitrogen protoxide |
| 04/24/2001 | US6221323 May be used in the manufacture of semiconductors and in industrial and medical fields where prevention of contamination caused by chemical components in the atmosphere is essential. |
| 04/24/2001 | US6221277 Composition for removing sulfur compounds from fluids |
| 04/24/2001 | US6221132 Vacuum preparation of hydrogen halide drier |
| 04/24/2001 | US6221131 Multi-stage, simultaneous separation of gas and/or gas vapour mixtures in membrane separating device by organophilic membrane separating mixture into pressure-reduced permeate and retentate, glassy membrane separating retentate |
| 04/24/2001 | US6221130 Compressing gas in multistage compressor which produces both interstage compressed gas and final stage compressed gas; drying final stage compressed gas by contacting final stage compressed gas with regenerable adsorbent |
| 04/24/2001 | US6220245 Ventilator compressor system having improved dehumidification apparatus |
| 04/24/2001 | US6220022 Catalyst system for the treatment of exhaust gases from diesel engines |
| 04/24/2001 | US6220019 Exhaust gas purifying apparatus for an internal combustion engine |
| 04/24/2001 | US6220018 Exhaust emission control device |
| 04/24/2001 | CA2239556C Plasma oxidation of an exhaust gas stream from chlorinating titanium-containing material |
| 04/24/2001 | CA2238882C Cerium oxide with pores having a lamellar structure, preparation method therefor and use thereof in catalysis |
| 04/24/2001 | CA2153773C Device for cleaning flue gases in flue-gas desulphurization installations by spraying a lime suspension into the flue gas |
| 04/24/2001 | CA2137364C Wet-type flue gas desulfurization plant |
| 04/22/2001 | CA2290177A1 Magnum 4 |
| 04/19/2001 | WO2001027541A1 Method for regulating the climate in a room |
| 04/19/2001 | WO2001027446A1 Device for cleaning exhaust gases from an internal combustion engine |
| 04/19/2001 | WO2001027027A1 METHOD AND APPARATUS FOR REDUCING 'AMMONIA SLIP' IN SCR AND/OR SNCR NOx REMOVAL APPLICATIONS |
| 04/19/2001 | WO2001026947A1 Vehicle air braking systems |
| 04/19/2001 | WO2001026809A1 Catalyst compositions employing sol particles and methods of using the same |
| 04/19/2001 | WO2001026808A1 Automobile exhaust gas cleaning catalyst metal carrier and production method therefor |
| 04/19/2001 | WO2001026785A1 Device for transporting a liquid |
| 04/19/2001 | WO2001026784A1 A method for removing acidic gases from waste gas |
| 04/19/2001 | WO2001026783A1 A method and device for cleaning air in a compressed air system |
| 04/19/2001 | WO2001026782A1 Dye wafer retention in a desiccant container |
| 04/19/2001 | WO2001026767A2 Anaerobic digestion system and process |
| 04/19/2001 | WO2001026709A2 Apparatus and method for blood oxygenation |
| 04/19/2001 | WO2000029728A9 STAGED REDUCTANT INJECTION FOR IMPROVED NOx REDUCTION |
| 04/19/2001 | US20010000335 Comprising uniform medium with controllable electric characteristic and semiconductor ultrafine particles dispersed in medium and having a mean particle size of 100 nm or less |
| 04/19/2001 | US20010000323 Zeolite SSZ-47 |
| 04/19/2001 | DE19949568A1 Hydrodynamisch optimierter katalytischer Formkörper Hydrodynamic optimized catalytic moldings |
| 04/19/2001 | DE19949534A1 Ammonia recuperation plant comprises absorption columns, preparation columns and concentration columns |
| 04/19/2001 | DE19949480A1 Recovering and/or removing chloride from waste mixtures containing water vapor and hydrogen chloride comprises binding chloride part of gas mixture by chemisorption in absorber |
| 04/19/2001 | DE19949476A1 Device for drying gases produced from a ventilator or compressor comprises heat exchangers arranged between gas generator and consumer |
| 04/19/2001 | DE19949296A1 Einrichtung zur Erzeugung eines gasförmigen Reduktionsmittels für die katalytische Reinigung von Abgasen eines Verbrennungsmotors Means for generating a gaseous reducing agent for the catalytic purification of exhaust gases of a combustion engine |
| 04/19/2001 | DE19948527A1 Vorrichtung zum Transport einer Flüssigkeit An apparatus for transporting a liquid |
| 04/19/2001 | DE19939382A1 Removing metallic mercury from hot pyrolysis gases produced from waste materials comprises adding metal sulfides to gases, mixing and removing solid reaction products on fine dust filters |
| 04/19/2001 | DE10041891A1 Purification device has devices for determining reductant amount intermediately stored in reductant storage and nitrogen oxide reducing catalyst |
| 04/19/2001 | CA2386812A1 Method for regulating the climate in a room |
| 04/19/2001 | CA2384007A1 A method and device for cleaning air in a compressed air system |
| 04/19/2001 | CA2323721A1 Hydrogen separator |
| 04/18/2001 | EP1092933A1 Gas liquifaction process using a single mixed refrigerant circuit |
| 04/18/2001 | EP1092846A2 Hydrodynamically optimized catalytic body |
| 04/18/2001 | EP1092678A2 Adsorbent material, method for making said adsorbent and use of said adsorbent in removing water from hydrogen halide |
| 04/18/2001 | EP1092466A2 Apparatus for the production of a gaseous reducing agent for the catalytic purification of combustion engine exhaust gas |
| 04/18/2001 | EP1092465A2 Thermal swing adsorption process for the removal of dinitrogen oxide, hydrocarbons and other trace impurities from air |
| 04/18/2001 | EP1091907A2 Molecular sieve cit-6 |
| 04/18/2001 | EP1091872A2 On board inert gas generating system using multiple air separation modules having different permeability and selectivity membranes |
| 04/18/2001 | EP1091805A1 Method and sheet metal pile for producing a honeycomb body with a plurality of channels through which a fluid is able to flow |
| 04/18/2001 | EP1091801A1 Porous pellet adsorbents fabricated from nanocrystals |
| 04/18/2001 | EP1091797A1 Method for the biological purification of waste waters and waste gases and biofilter therefor |
| 04/18/2001 | EP1091796A1 Method for removing acid gas components from gases |
| 04/18/2001 | EP0783658B1 Method and device for cooling gases |
| 04/18/2001 | EP0743874B1 Serial flow pressure swing adsorption process for gas separation |
| 04/18/2001 | CN1291910A Pressure swing adsorption gas separation method, using adsorbents with high intrinsic diffusivity and low pressure ratios |
| 04/18/2001 | CN1291909A Rate-enhanced gas separation |
| 04/18/2001 | CN1291908A VPSA process using improved adsorbent materials |
| 04/18/2001 | CN1291907A Advanced adsorbent for PSA |
| 04/18/2001 | CN1064645C Method and treatment of mixed gas containing ozone and equipment thereof |
| 04/17/2001 | US6218326 For catalysis in fossil fuel refining; automotive exhaust treatment |
| 04/17/2001 | US6218173 Removing components from an exhaust gas of an engine; burning mixture of fuel and air in combustion container, pass exhaust gas through connecting tube and incubate with microorganism |
| 04/17/2001 | US6218172 Preadapting a bacterial strain with ethylene as a carbon and energy source, said bacteria breaks down halogenated ethenes in an aerobic bioreactor with ethylene supplied in gas pahse at concentration less than 2.3% |
| 04/17/2001 | US6217839 Removal of sulfur compounds from gaseous waste streams |
| 04/17/2001 | US6217838 Process control; oxidation, adsorption, reduction |
| 04/17/2001 | US6217837 Use of sol-gel processed alumina-based metal oxides for absorbing nitrogen oxides in oxidizing exhaust gas |
| 04/17/2001 | US6217831 Catalyst for purifying exhaust gases |
| 04/17/2001 | US6217766 Related to the genus desulfotomaculum, capable of reducing sulfite and/or sulfate to sulfide, which tolerates sulfide concentrations of up to 2.5 grams/liter |
| 04/17/2001 | US6217701 Preparing desiccant composition comprising calcium chloride and modified starch, placing desiccant between layers of water vapor permeable film product, sealing edges of film around desiccant to produce container |
| 04/17/2001 | US6217640 Exhaust gas treatment apparatus |
| 04/17/2001 | US6217639 Contamination control breather |
| 04/17/2001 | US6217635 Method and apparatus for concentrating a gas using a single stage adsorption chamber |
| 04/17/2001 | US6217633 An operation of switching between introduction of the exhaust gas to a recovery system and exhaustion of the exhaust gas to exhaust system is carried out depending on the content of impurity contained in exhaust gas for recovery ot noble gas |
| 04/17/2001 | US6216489 Liquid desiccant air conditioner |
| 04/17/2001 | US6216483 Liquid desiccant air conditioner |
| 04/17/2001 | US6216451 Method of diagnosing an NOx storage catalytic converter during operation of an internal combustion engine |
| 04/17/2001 | US6216449 Process for evaluating performance deterioration of a nitrogen oxide storage catalyst |