| 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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| 06/20/2001 | EP1107819A1 Method for cleaning a waste gas |
| 06/20/2001 | CN2435144Y Underwater rotary divided-flow washing waste gas purifier |
| 06/20/2001 | CN2435143Y Cooking fume purifier |
| 06/20/2001 | CN1300234A A method of producing SO2 sorbent that is suitable for use to desulfurize combustion gases |
| 06/20/2001 | CN1299701A Pressure variable adsorption method for producing hydrogen |
| 06/20/2001 | CN1299700A Gas-flow puritying system and method thereof |
| 06/20/2001 | CN1067292C Easy-to-regenerate fume desulfurizing and denitrating agent and its prepn and regeneration process |
| 06/19/2001 | US6248931 Using a sulfonated hexafluro bis-a-polyether sulfone membrane |
| 06/19/2001 | US6248689 Self-regenerating diesel exhaust particulate filter and material |
| 06/19/2001 | US6248688 Precipitated composites with diluents with cerium, neodymium and praseodymium components |
| 06/19/2001 | US6248684 Zeolite-containing oxidation catalyst and method of use |
| 06/19/2001 | US6248421 Ceramic honeycomb structure and extrusion die |
| 06/19/2001 | US6248300 In diesel engine exhaust streams |
| 06/19/2001 | US6248217 Entrainment of adsorbent material in vapor stream of heavy metal, i,e., mercury, while irradiating with ultraviolet light to oxidize the metal species and enhance its reaction with the adsorbent |
| 06/19/2001 | US6248153 Membrane is a diffusional gas transfer medium having a multiplicity of tortuous pathways extending from the first surface of the membrane to the second surface of the membrane. |
| 06/19/2001 | US6247314 Apparatus and method for continuously disposing of condensate in a fluid compressor system |
| 06/19/2001 | US6247303 Method and device for removing oxidic noxious substances in an oxygen-containing exhaust gas and engine which is operated therewith |
| 06/19/2001 | US6247221 Method for sealing and/or joining an end of a ceramic filter |
| 06/14/2001 | WO2001042724A1 Air-based refrigeration system |
| 06/14/2001 | WO2001042713A1 Device for the exhaust treatment in an internal combustion engine |
| 06/14/2001 | WO2001042630A2 Apparatus for treating a gas system |
| 06/14/2001 | WO2001041925A1 Production of high functional photocatalysts |
| 06/14/2001 | WO2001041904A1 Process for treating exhaust gas including sox |
| 06/14/2001 | WO2001041903A1 Method and installation for reducing elementary halogen in a gaseous effluent |
| 06/14/2001 | WO2001041902A1 A process to increase the oxidation rate of dissolved sulphur dioxide in seawater |
| 06/14/2001 | WO2001041901A1 Adsorbent assembly comprising polypropylene filtering layer for removing gaseous contaminants |
| 06/14/2001 | WO2001041900A2 Process and apparatus for pressure swing adsorption separation of a gas mixture |
| 06/14/2001 | US20010003259 Installation and process for the separation of gas by selective by permeation |
| 06/14/2001 | US20010003245 Exhaust emission control system of internal combustion engine |
| 06/14/2001 | US20010003232 Comprises dense ceramic membrane comprising a crystalline mixed metal oxide, porous support comprising an alloy of at least two metallic elements, interfacial zone between; for production of synthesis gas |
| 06/14/2001 | CA2393277A1 Life support oxygen concentrator |
| 06/13/2001 | EP1106804A1 Control method for a motor vehicle drive unit to increase the richness of the exhaust gas during regeneration of a nitrogen oxide trap |
| 06/13/2001 | EP1106799A1 Exhaust emission control device of internal combustion engine |
| 06/13/2001 | EP1106589A2 Process for producing honeycomb structure |
| 06/13/2001 | EP1106245A2 Intermolecularly bound transition metal complexes for oxygen-selective adsorption |
| 06/13/2001 | EP1106240A2 Process and apparatus for purifying exhaust gases emanating from motor vehicles |
| 06/13/2001 | EP1106239A2 Method for purifying waste gas containing ammonia |
| 06/13/2001 | EP1106238A1 Process for the removal of nitrogen oxides from gas streams |
| 06/13/2001 | EP1106237A1 Method for flue gas desulfurization and flue gas desulfurization system |
| 06/13/2001 | EP1106236A1 Moisture exchanging element and a method of its manufacture |
| 06/13/2001 | EP1106235A1 Installation and process for separating gases by selective permeation |
| 06/13/2001 | EP1106234A2 Zincoaluminosilicates of the fau structure |
| 06/13/2001 | EP1106233A1 Process for the adsorption of ethylene |
| 06/13/2001 | EP1105724A2 Device and method for detecting ammonia |
| 06/13/2001 | EP1105629A1 Method for periodically desulfating a nitrogen oxide or sulfur oxide accumulator of an exhaust gas cleaning system |
| 06/13/2001 | EP1105446A1 Method of producing a clean gas from a hydrocarbon |
| 06/13/2001 | EP1105348A1 Crystalline molecular sieves |
| 06/13/2001 | EP1105347A1 Processes for manufacture of molecular sieves |
| 06/13/2001 | EP1105307A1 Air dryer |
| 06/13/2001 | EP1105204A1 Separation of gases containing sf 6 |
| 06/13/2001 | EP1105203A1 Filters employing porous strongly acidic polymers |
| 06/13/2001 | EP1017502B1 Process for recycling old cars |
| 06/13/2001 | EP0948458B1 Method for purifying a cryogenic fluid by filtration and adsorption |
| 06/13/2001 | EP0921846B1 On-line recovery of xenon from anaesthetic gas |
| 06/13/2001 | EP0880396B1 Catalysts for the full oxidation of volatile organic compounds |
| 06/13/2001 | DE19959931A1 Operating filter used to remove solid and gaseous contaminants comprises determining their composition and adding sorbent to filter, where it forms filter cake, sorbent and impurities being removed and new sorbent added |
| 06/13/2001 | DE19959612A1 Catalyzer body for i.c. engine exhaust gas catalyzer has carrier formed of metal material in low flow resistance area and formed of ceramic material in high flow resistance area |
| 06/13/2001 | DE19959342A1 Heat recovery steam generator, especially for gas turbine unit of combined generation plant; has several parallel flow channels each assigned to section of catalyst unit to shut off individual channel |
| 06/13/2001 | DE19957439A1 Absorption von Fomraldehyd in geschlossenen, gasundurchlässigen Gebinden Absorption of Fomraldehyd in closed, gas-tight containers |
| 06/13/2001 | DE19936965A1 Smoothing-out loading and concentration of organic pollutants in effluent air supplied to treatment plant, comprises use of reversible pre-adsorption filter |
| 06/13/2001 | DE19929911C2 Einrichtung zur Abgasbehandlung Device for exhaust gas treatment |
| 06/13/2001 | DE19729739C2 Verfahren zur Entfernung von CO¶2¶ in Rückatemsystemen A method for removing CO¶2¶ in rebreathing systems |
| 06/13/2001 | DE10027409C1 Apparatus for purifying IC engine exhaust gas comprises a first and a second component electrically insulated from each other having a sleeve and a core through which the gas flows |
| 06/13/2001 | CN2434549Y Three-dimensional circulating smoke removing equipment |
| 06/13/2001 | CN2434056Y Industrial waste gas absorbing pot purified by microbe |
| 06/13/2001 | CN2434055Y Smoke desulfuring dust-removing purifier for boiler |
| 06/13/2001 | CN2434053Y Environmental protetion fume duct duster |
| 06/13/2001 | CN1299374A Process for preparing polyolefins |
| 06/13/2001 | CN1299339A Dimensionally stable, cross-flow permeable fluid treatment element, especially a hot liquid filter element |
| 06/13/2001 | CN1299297A Fluid flow inlet |
| 06/13/2001 | CN1298755A Catalyst for treating SO2 in waste gas and its application method |
| 06/13/2001 | CN1298754A Wet process for removing SO2 from fume |
| 06/13/2001 | CN1066978C Rotating spraying type and high efficiency machine for removing sulfur and dust and eliminating smoke |
| 06/12/2001 | US6245923 Recovery of highly fluorinated carboxylic acids from the gaseous phase |
| 06/12/2001 | US6245556 Garbage disposal apparatus |
| 06/12/2001 | US6245554 System for treating sewage handling facility gases by blowing upwardly through vertical tower and contacting downwardly flowing natural fermentation enzyme solution; biodegradation of odor producing components of sewer gas |
| 06/12/2001 | US6245314 Calcium sulfide oxidation method |
| 06/12/2001 | US6245308 Method for decreasing sulfuric acid and sulfuric anhydride present in combustion exhaust gas |
| 06/12/2001 | US6245307 Catalyst for purifying exhaust gas from lean burn engine and method for purification |
| 06/12/2001 | US6245306 Method for purification of exhaust gas |
| 06/12/2001 | US6245302 Catalytic converter for purifying gases from an internal combustion engine |
| 06/12/2001 | US6245301 Catalytic converter and diesel particulate filter |
| 06/12/2001 | US6245299 Modular dielectric barrier discharge device for pollution abatement |
| 06/12/2001 | US6245235 Butane/oxygen injection system results in substantially improved treatment of contaminated sites. pollutants such as chlorinated aliphatic hydrocarbons |
| 06/12/2001 | US6245217 Reducing atmospheric emissions of volatile, organic compounds associated with the manufacture, shipping and storage of asphalt materials. removing condensable blowing distillate oils by passing said vapors through a coalescing filter |
| 06/12/2001 | US6245214 Oxidation of carbon monoxide that has been adsorbed by the catalytic material, thereby regenerating the catalyst. |
| 06/12/2001 | US6245134 Apparatus for testing systems designed for NOx reduction in the combustion of carbonaceous fuels |
| 06/12/2001 | US6245133 Gas condensing and cooling system |
| 06/12/2001 | US6245128 Process for the reclamation of spent alkanolamine solution |
| 06/12/2001 | US6245127 For recovery of carbon dioxide from gas mixtures, utilizing simultaneous purge and evacuation to effect controlled depressurization, to maintain constant purity of a carbon dioxide-enriched product recovered from adsorber adsorber |
| 06/12/2001 | US6244445 Moisturizing equipment |
| 06/12/2001 | US6244071 Process for purifying a cryogenic fluid containing N2O, CnHm and/or NOx impurities |
| 06/12/2001 | US6244047 Method of purging lean NOx trap |
| 06/12/2001 | US6244044 Method for reducing cold-start hydrocarbon emissions in a gasoline, natural gas, or propane fueled engine |
| 06/12/2001 | US6244043 Emission control device air/fuel ratio control system |
| 06/12/2001 | CA2242002C System for producing cryogenic liquefied industrial gas |
| 06/12/2001 | CA2211878C Process for purifying exhaust gas from gasoline engines |
| 06/12/2001 | CA2210515C Single handle mixing valve with an improved ball valve |
| 06/12/2001 | CA2174617C Use of centrifugal compressors in adsorptive systems |
| 06/12/2001 | CA2072143C Emission control device |