| 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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| 03/30/2004 | CA2141037C Improved method and apparatus for achieving high reaction rates |
| 03/30/2004 | CA2107622C Process for recovering condensable compounds from inert gas-condensable compound vapor mixtures |
| 03/30/2004 | CA2099521C Using flue gas energy to vaporize aqueous reducing agent for reduction of nox in flue gas |
| 03/27/2004 | CA2442810A1 Acid gas enrichment process |
| 03/25/2004 | WO2004025753A2 One piece sleeve gas manifold for cell stack assemblies such as fuel cells |
| 03/25/2004 | WO2004025286A1 Urea concentration identifying system, method for identifying urea concentration and automobile exhaust gas reducing system using same, and method for reducing automobile exhaust gas |
| 03/25/2004 | WO2004025096A1 Process for treating compression ignition engine exhaust gas |
| 03/25/2004 | WO2004025093A1 Compression ignition engine and exhaust system therefor |
| 03/25/2004 | WO2004025092A1 Exhaust gas post-treatment arrangement and method therefor |
| 03/25/2004 | WO2004025091A1 Exhaust gas clarifying device for internal combustion engine |
| 03/25/2004 | WO2004025090A1 Exhaust gas cleaning system and method for the cleaning of exhaust gases |
| 03/25/2004 | WO2004024797A1 Polymer film based on polyazoles, and use thereof |
| 03/25/2004 | WO2004024622A1 A process for the recovery of sulphur from gas streams containing hydrogen sulphide |
| 03/25/2004 | WO2004024336A1 Liquid atomization system for automotive applications |
| 03/25/2004 | WO2004024320A1 Catalyst and method for decomposition of perfluoro-compound in waste gas |
| 03/25/2004 | WO2004024301A1 Method for the post-treatment of exhaust gases and device therefor |
| 03/25/2004 | WO2004024299A1 Device and method for separating almost pure hydrogen from a gas flow containing hydrogen |
| 03/25/2004 | WO2004024298A1 Apparatus and method for pressurising biogas in a gas washer |
| 03/25/2004 | WO2004024291A1 Filter plate |
| 03/25/2004 | WO2004023998A1 Scrubber |
| 03/25/2004 | WO2004012844A3 Grease containment assembly |
| 03/25/2004 | WO2004005818A3 Improved split flow process and apparatus |
| 03/25/2004 | WO2004002600A3 Air filtration system |
| 03/25/2004 | WO2003068678A3 Mesoporous compound comprising a mineral phase of aluminium and cerium, titanium or zirconium oxide particles and, optionally, an element in solid solution in said particles, the preparation method thereof and uses of same |
| 03/25/2004 | WO2003068365A3 Method and plant for enriching a combustible gas mixture in at least one component thereof |
| 03/25/2004 | WO2003066167A3 Method and installation for producing breathable air |
| 03/25/2004 | US20040058799 Process for the preparation of a thin zeolite membrane |
| 03/25/2004 | US20040058637 Environmental control unit, and air handling systems and methods using same |
| 03/25/2004 | US20040058430 Comprises compounds for bioremediation of waste water and air; air and waste water treatment; pollution control |
| 03/25/2004 | US20040058149 Titanium dioxide fine particles and method for producing the same, and method for producing visible light activatable photocatalyst |
| 03/25/2004 | US20040057890 Adsorbent for removing sulfur compounds from fuel gases and removal method |
| 03/25/2004 | US20040057889 Real-time control for zero ammonia slip selective catalytic reduction (SCR) system |
| 03/25/2004 | US20040057888 Ammonia distribution grid for selective catalytic reduction (SCR) system |
| 03/25/2004 | US20040057887 Selective catalytic reduction of nox enabled by sidestream urea decomposition |
| 03/25/2004 | US20040057886 For removal and isolation of an impurity in a hydrocarbon gas stream; purification |
| 03/25/2004 | US20040057883 For removing carbon dioxide from gases includes a duct through which gases are circulated |
| 03/25/2004 | US20040057882 Electro-kinetic system for transporting and conditioning air without moving parts; air is conditioned in the sense that it is ionized and contains safe amounts of ozone |
| 03/25/2004 | US20040057880 Purification of exhaust gases |
| 03/25/2004 | US20040056232 Water-scavenging agent for an organic electroluminescent device and organic electroluminescent device comprising same |
| 03/25/2004 | US20040056208 Apparatuses, devices, systems and methods employing far infrared radiation and negative ions |
| 03/25/2004 | US20040055970 Combustion of waste prevents piping of combustion furnace from blocking interiors; pollution control |
| 03/25/2004 | US20040055897 Polymeric hydrogen diffusion barrier, high-pressure storage tank so equipped, method of fabricating a storage tank and method of preventing hydrogen diffusion |
| 03/25/2004 | US20040055869 High voltage, alternating current; pulsed direct current; fluid flow of dielectric over electrode |
| 03/25/2004 | US20040055469 Vehicle cabin air purifier system |
| 03/25/2004 | US20040055466 Apparatus and method for decreasing water vapor in compressed gas |
| 03/25/2004 | US20040055465 Phase shifting cycles; adsorbers |
| 03/25/2004 | US20040055463 Pumping, aeration; using triazine antideposit agent |
| 03/25/2004 | US20040055462 Method for controlling a unit for the treatment by pressure swing adsorption of at least one feed gas |
| 03/25/2004 | US20040055323 Air conditioner with self-producing oxygen capability |
| 03/25/2004 | US20040055309 Water recovery from combustion turbine exhaust |
| 03/25/2004 | US20040055286 Exhaust gas processing system |
| 03/25/2004 | US20040055285 Process for regenerating a nitrogen oxides storage catalyst |
| 03/25/2004 | US20040055284 Method and device for controlling an exhaust treatment system |
| 03/25/2004 | US20040055280 Exhaust gas purifying catalyst for internal combustion engine |
| 03/25/2004 | DE3890941B4 Fluidtrocknungsvorrichtung und Verfahren zu deren Herstellung Fluid drying apparatus and process for their preparation |
| 03/25/2004 | DE19859462B4 Verfahren zur Entgiftung eines Katalysators sowie Motorsteuersystem zur Durchführung des Katalysatorentgiftungsverfahrens A process for the detoxification of a catalyst and engine control system for performing the catalyst detoxification procedure |
| 03/25/2004 | DE10243797A1 Vorrichtung und Verfahren zur Aufbereitung eines Filters Device and method for the preparation of a filter |
| 03/25/2004 | DE10243269A1 Process for treating I.C. engine exhaust gas comprises adding an auxiliary agent treated using a plasma to the exhaust gas to purify the gas |
| 03/25/2004 | DE10242869A1 Katalysator Catalyst |
| 03/25/2004 | DE10242412A1 Exhaust gas purification device for I.C. engines has a controllable feed unit for feeding auxiliary agents into regions of the channel structure of an exhaust gas post-treatment unit |
| 03/25/2004 | DE10242081A1 Regenerating phosphorus-contaminated denox catalysts by treatment with an aqueous alkaline solution, followed by neutralization with an acid |
| 03/25/2004 | DE10241669A1 Device for removing almost pure hydrogen from a hydrogen-containing gas stream, especially a gas stream from a hydrogen generating unit, for operating a fuel cell comprises hydrogen separation modules |
| 03/25/2004 | DE10214400B4 Flugstromreaktor zur Gasreinigung Entrained flow reactor for gas cleaning |
| 03/25/2004 | DE10113947B4 Verfahren zur Verringerung des Stickoxidgehalts im Abgas einer im Mager-Fett-Wechsel betreibbaren Brennkraftmaschine A process for reducing the nitrogen oxide content in the exhaust gas can be operated in a lean-rich change the internal combustion engine |
| 03/25/2004 | CA2498714A1 Scrubber |
| 03/25/2004 | CA2498412A1 Urea concentration identifying system, method for identifying urea concentration and automobile exhaust gas reducing system using same, and method for reducing automobile exhaust gas |
| 03/25/2004 | CA2496593A1 Polymer film based on polyazoles and its use |
| 03/24/2004 | EP1400761A1 Method and device for cleaning air |
| 03/24/2004 | EP1400665A1 Emission abatement device |
| 03/24/2004 | EP1400664A1 Exhaust gas purifying method and exhaust gas purifying system |
| 03/24/2004 | EP1400663A1 Regenerative control method for continuous regenerative diesel particulate filter device |
| 03/24/2004 | EP1400491A2 Titanium dioxide fine particles and method for producing the same, and method for producing visible light activatable photocatalyst |
| 03/24/2004 | EP1400277A1 Method and apparatus for purification of a fluid |
| 03/24/2004 | EP1400276A1 Device and process for treating a filter |
| 03/24/2004 | EP1400275A1 Method of Installing a Molecular Sieve Bed Gas-Enriching System |
| 03/24/2004 | EP1399984A1 Zero/low emission and co-production energy supply station |
| 03/24/2004 | EP1399652A1 A method of desulfation of nox-adsorbers |
| 03/24/2004 | EP1399651A2 Diesel particulate filter comprising a finely dispersed diesel particulate catalyst |
| 03/24/2004 | EP1399381A1 Production of ammonia synthesis gas |
| 03/24/2004 | EP1399259A1 Catalyst carrier holding material and catalytic converter |
| 03/24/2004 | EP1399246A1 Redox-catalyst for selective catalytic reduction and method for the production thereof |
| 03/24/2004 | EP1399245A1 Exhaust gas purifying catalyst |
| 03/24/2004 | EP1399244A1 Doped alumina catalysts |
| 03/24/2004 | EP1399243A1 Two stage flash for hydrocarbon removal |
| 03/24/2004 | EP1399242A2 Pressure swing adsorption gas separation method and apparatus |
| 03/24/2004 | EP1399241A1 Particle filter for the exhaust gas of internal combustion engines |
| 03/24/2004 | EP1261547B1 Removal of laughing gas in nitric acid production |
| 03/24/2004 | EP1218092B1 Use of a filter in a filter system for removing odors, dust and germs in outgoing air |
| 03/24/2004 | EP1093389B1 Process for recovery of acrylonitirle |
| 03/24/2004 | CN2607189Y Peculiar smell remover for fume from kitchen duct |
| 03/24/2004 | CN1484616A Process for generation of finely divided calcium carbonate from calcium carbonate rich industrial by-product |
| 03/24/2004 | CN1484612A 燃料重整系统 Fuel reforming system |
| 03/24/2004 | CN1483972A 空调机 Air conditioners |
| 03/24/2004 | CN1483965A Adsorption refrigerating tail gas purifier for refuse incineration electric generation smelting furnace |
| 03/24/2004 | CN1483962A Natural gas re-burning nozzle for coal boiler |
| 03/24/2004 | CN1483925A Multi-micvowave source device for trcating exhausted gas of engine |
| 03/24/2004 | CN1483924A Method of reducing Nox emissions using fluid-dooled injector |
| 03/24/2004 | CN1483602A Method for preparing oxygen by collecting air in vehicle and preparing oxygen outside vehicle and vehicle carried oxygenerator |
| 03/24/2004 | CN1483506A Method for recovering waste liquid produced in process of chemical cleaning for intlustrial boiler |
| 03/24/2004 | CN1483505A Adsorption dehumidifier |