| 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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| 07/22/2004 | US20040141897 Fluid catalytic cracking; hydrorefining catalysts; pollution control; waste treatment |
| 07/22/2004 | US20040141894 Micromirror unit fabrication method and micromirror unit made by the same |
| 07/22/2004 | US20040141891 Waste treatment apparatus and method |
| 07/22/2004 | US20040141889 Catalytic converter comprising inner heat shield with noise suppression |
| 07/22/2004 | US20040140194 Nonthermal plasma air treatment system |
| 07/22/2004 | US20040139856 Method for the absorptive outward transfer of ammonia and methane out of synthesis gas |
| 07/22/2004 | US20040139855 comprises an absorption step of bringing a gas saturated with water vapour into gas-liquid contact with a water-lean absorbing liquid, and a regeneration step of heating the water-loaded absorbing liquid |
| 07/22/2004 | US20040139739 Exhaust gas purifying apparatus and exhaust gas purifying method for an internal combustion engine |
| 07/22/2004 | US20040139738 Exhaust gas purification system of internal combustion engine |
| 07/22/2004 | US20040139737 Exhaust-gas aftertreatment device with nitrogen oxide storage catalytic converter, and operating method therefor |
| 07/22/2004 | US20040139734 Apparatus for emissions control, system, and methods |
| 07/22/2004 | US20040139728 Atmospheric pollutant treatment structure |
| 07/22/2004 | US20040139607 Process and device for producing metallic honeycomb bodies using radiation heaters |
| 07/22/2004 | DE20220946U1 Reduction of nitrogen oxides from air stream comprises introducing cyanide into air stream, and reacting cyanide with nitrogen oxides |
| 07/22/2004 | DE19942654B4 Abgasreinigungs- und -neutralisierungsvorrichtung Emission control and -neutralisierungsvorrichtung |
| 07/22/2004 | DE19806265C5 Dosiersystem Dosing |
| 07/22/2004 | DE10300408A1 Verfahren zur Behandlung eines Fluids und Wabenkörper A method for treating a fluid and the honeycomb body |
| 07/22/2004 | DE10296557T5 Falleneinrichtung und -Verfahren für Kondensierbare Nebenprodukte von Ablagerungsreaktionen Trap device and method for condensable by-products of deposition reactions |
| 07/22/2004 | DE10241669B4 Vorrichtung und Verfahren zum Abtrennen von nahezu reinem Wasserstoff aus einem wasserstoffhaltigen Gasstrom Device and method for separating substantially pure hydrogen from a hydrogen-containing gas stream |
| 07/22/2004 | DE102004001827A1 Abgasreinigungssystem einer Verbrennungskraftmaschine Emission control system of an internal combustion engine |
| 07/22/2004 | DE10011612B4 Emissionssteuervorrichtung für einen Verbrennungsmotor An emission control device for an internal combustion engine |
| 07/22/2004 | CA2527868A1 Method and device for reducing the carbon dioxide concentration in air |
| 07/22/2004 | CA2512153A1 Acoustic web |
| 07/21/2004 | EP1439288A1 Exhaust-gas purifying apparatus |
| 07/21/2004 | EP1439287A2 Method for controlling a catalyst and device for dosing at least one reagent |
| 07/21/2004 | EP1439084A2 Vehicle air conditioning system |
| 07/21/2004 | EP1438540A2 Cyclonic fluid separator with vortex generator in inlet section |
| 07/21/2004 | EP1438440A1 Ferritic stainless steel for use in high temperature applications and method for producing a foil of the steel |
| 07/21/2004 | EP1438135A2 Layered catalyst composite and use thereof |
| 07/21/2004 | EP1438134A1 Catalyst comprising coated substrate |
| 07/21/2004 | EP1438122A1 Exhaust articles for internal combustion engines |
| 07/21/2004 | EP1438121A1 Photocatalytic reactor |
| 07/21/2004 | EP1438120A1 Biological filter for the purification of waste gases |
| 07/21/2004 | EP1438119A1 Adsorber station and the use thereof |
| 07/21/2004 | EP1438118A1 System and method for determining and controlling contamination |
| 07/21/2004 | EP1313555B1 Improvements in or relating to carbon dioxide absorbent formulations |
| 07/21/2004 | EP1242167B1 Device and method for producing a reducing agent-air mixture |
| 07/21/2004 | CN2626598Y Absorption tower for sulfur dioxide of sintered fumes |
| 07/21/2004 | CN2626597Y Apparatus for harnessing industrial waste gas |
| 07/21/2004 | CN2626596Y Environmental protection waste gas discharging and processing device |
| 07/21/2004 | CN2626595Y Novel oil smoke purifier |
| 07/21/2004 | CN2626594Y Device for decontaminating acid dust-containing exhaust gas using alkaline dross |
| 07/21/2004 | CN2626493Y Composite oxygen-enriching air-purifying disinfecting device of ultraviolet and nano-titanium argentine |
| 07/21/2004 | CN1514920A Exhaust gas treating method and treating device |
| 07/21/2004 | CN1514906A Regenerative control method for continuous regenerative diesel particulate filter device |
| 07/21/2004 | CN1514812A Honeycomb structural body, method of mfg. the same and method of measuring outer peripheral distortion of structural body |
| 07/21/2004 | CN1514166A Method of making city garbage as solid fuel and its application |
| 07/21/2004 | CN1514165A Manufacturing and use of industrial spent gas primary treatment equipment and establishment and use of final treatment device |
| 07/21/2004 | CN1514164A Medical use garbage incineration absorption refrigeration tail gas purifying device |
| 07/21/2004 | CN1514118A Waste gas purifier |
| 07/21/2004 | CN1513766A Techlogogy for making alpha semi-water desulfur gypsum using normal pressure salt solution method |
| 07/21/2004 | CN1513737A Water curtain device for inhibiting acid fog |
| 07/21/2004 | CN1513586A Indoor lighting lamp type photo catelytic air purifier |
| 07/21/2004 | CN1513585A Dry process stack gas desulfur system using malti tower in parallel structure |
| 07/21/2004 | CN1513584A Vertical eddy flow type circulating fluidization dry process stack gas desulfur method |
| 07/21/2004 | CN1513583A Dry process stack gas desulfur reaction tower with variation structure |
| 07/21/2004 | CN1513582A Dry process stack gas desulfur technology using circulating fluidization mode to proceed desulfurizer preparation |
| 07/21/2004 | CN1513581A Dry-stack gas desulful-izing method using position regulatable water sprag atomization method |
| 07/21/2004 | CN1513580A Spraying bubbling desulfur dust settling tower |
| 07/21/2004 | CN1513579A Adsorption absorption reaction type formaldehyde eliminating agent |
| 07/21/2004 | CN1513578A Annular grid type tower air inlet device |
| 07/21/2004 | CN1513577A Regeneration method of medium for filtering asphalt fume |
| 07/21/2004 | CN1513576A 空气净化方法 Air purification method |
| 07/21/2004 | CN1158470C Exhaust heat recovery boiler |
| 07/21/2004 | CN1158139C Improved binding type zeolite adsorbent, its producting process and its application in non-deep-cooling separation of industrial gas |
| 07/21/2004 | CN1158133C Biochemical iron-alkali solution catalyzing process for desulfurizing gas |
| 07/21/2004 | CN1158132C Enclosed equipment for loading or unloading gasoline and recovering gasoline vapour |
| 07/21/2004 | CN1158124C Liquid distributor for packed tower |
| 07/20/2004 | US6765027 Ion-exchange materials with improved ion conductivity |
| 07/20/2004 | US6764787 One piece sleeve gas manifold for cell stack assemblies such as fuel cells |
| 07/20/2004 | US6764742 Honeycomb structure body and production method thereof |
| 07/20/2004 | US6764672 Thermally stable alumina particulates |
| 07/20/2004 | US6764666 Heating, oxidation using mixture of oxygen and water; forming carbon dioxide; decomposition of halogen compound |
| 07/20/2004 | US6764665 Layered catalyst composite |
| 07/20/2004 | US6764664 Catalyst for the combustion of diesel soot, methods for making the catalyst and methods of using the catalyst |
| 07/20/2004 | US6764601 Coating particles; agglomeration, compaction, and heating; purification of drinking water; removal of arsenic, lead, and mercury; killing microorganisms |
| 07/20/2004 | US6764535 Apparatus for purification of carbon dioxide |
| 07/20/2004 | US6764534 Portable oxygen concentrator |
| 07/20/2004 | US6764531 Method and apparatus for cleaning a gas |
| 07/20/2004 | US6764530 Cooling, absorption, regeneration towers |
| 07/20/2004 | US6764529 Membrane gas dehydrating apparatus for gas controlled and powered systems |
| 07/20/2004 | US6764527 Partial plugs are constituted for some of the cells of the main honeycomb structure; use as a filter for purifying an exhaust gas (trapping particulates) |
| 07/20/2004 | US6763658 System for helping to regenerate a catalyzed particulate filler arranged in a motor vehicle diesel engine exhaust line |
| 07/20/2004 | US6763655 Catalyst state detector for exhaust gas purifying catalyst |
| 07/20/2004 | CA2291900C Emission control apparatus and method of internal combustion engine |
| 07/17/2004 | CA2437539A1 Gas separation membranes |
| 07/15/2004 | WO2004059769A1 System for reformation of fuel for supply to a fuel cell on a motor vehicle and method for operation thereof |
| 07/15/2004 | WO2004059218A1 Air cleaner |
| 07/15/2004 | WO2004059164A1 Dosing pump assembly |
| 07/15/2004 | WO2004058927A1 Method for removing sulfur compound in hydrocarbon-containing gas |
| 07/15/2004 | WO2004058642A1 NOx CONTROL FOR IC ENGINES |
| 07/15/2004 | WO2004058641A1 Nox control for ic engines |
| 07/15/2004 | WO2004058630A2 Process and apparatus for hydrogen purification |
| 07/15/2004 | WO2004058384A1 Configurations and methods for acid gas and contaminant removal with near zero emission |
| 07/15/2004 | WO2004058383A2 Spray fitting for a tower pertaining to an installation for treating a gas flow with a liquid |
| 07/15/2004 | WO2004058381A1 A filter |
| 07/15/2004 | WO2004058372A2 Structured adsorbents for desulfurizing fuels |
| 07/15/2004 | WO2004058313A1 Method for eliminating bad environmental odor |
| 07/15/2004 | WO2004058312A1 Carbon nanoball for deodorization |
| 07/15/2004 | WO2004047952A3 Exhaust gas system |