| 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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| 05/17/2001 | WO2001035023A1 Method for reducing the content of poly-chlorinated dibenzo-dioxins and -furans in the effluent gas from high temperature chemical processes |
| 05/17/2001 | WO2001035006A2 Metal-infiltrated ceramic seal |
| 05/17/2001 | WO2001034300A1 Method of reinforcing catalyst reaction |
| 05/17/2001 | WO2001034295A1 Sorbent, method of making the sorbent, and method of using the sorbent in fixed bed applications |
| 05/17/2001 | WO2001034288A1 Apparatus to recover sulfur from concentrated acid gas into alkaline solution |
| 05/17/2001 | WO2001034283A1 Process for co2/natural gas separation |
| 05/17/2001 | WO2001034281A1 Filter system for separating soot particles from a stream of exhaust gas |
| 05/17/2001 | WO2001034280A1 Compressed gas systems utilizing a variable pressure membrane air drier, and method of operation thereof |
| 05/17/2001 | WO2001034014A1 Fume extraction apparatus and assembly |
| 05/17/2001 | WO2001034012A1 Mobile waste treatment system |
| 05/17/2001 | WO2001008783A3 Process and apparatus for treatment of hazardous gases in effluent |
| 05/17/2001 | US20010001173 Method for purifying gas loaded with dust |
| 05/17/2001 | DE19953418A1 Verfahren zur Minderung des Gehalts von polychlorierten Dibenzodioxinen und -Furanen im Abgas von chemischen Hochtemperatur-Prozessen A method for reducing the content of polychlorinated dibenzodioxins and furans in the exhaust gas of high temperature chemical processes |
| 05/17/2001 | DE10051150A1 Regelung des Luft/Kraftstoff-Verhältnisses in einem Motor Controlling the air / fuel ratio in an engine |
| 05/17/2001 | DE10050939A1 Verfahren und Vorrichtung zur Behandlung von beim Pumpen von flüchtige Verbindungen enthaltenden Flüssigstoffen im Verlauf von Reinigungs- oder Füllverfahren freigesetzten Dämpfen Method and apparatus for treatment of the pumping of volatile compounds containing liquid substances in the course of cleaning or filling the released vapors |
| 05/17/2001 | DE10007130C1 Plasma induced reduction of soot emission from diesel engine |
| 05/16/2001 | EP1099834A2 Honeycomb structure |
| 05/16/2001 | EP1099831A2 After treatment system for a variable displacement engine |
| 05/16/2001 | EP1099684A1 Process for the preparation of nitro compounds and method for the removal of nitrogen dioxide |
| 05/16/2001 | EP1099467A1 Process for removing nitrogen oxides |
| 05/16/2001 | EP1099466A1 Catalyst for purifiying exhaust gas comprising a complex oxide of platinum and alkaline earth metal |
| 05/16/2001 | EP1099464A1 Process for eliminating nitrogen oxides using an Ilmenite material |
| 05/16/2001 | EP1099463A1 Air treatment plant with sound suppressing means |
| 05/16/2001 | EP1099077A2 Gas storage method and system, and gas occluding material |
| 05/16/2001 | EP1099047A1 Exhaust gas cleaning system having internal ammonia production for reducing nitrogen oxides |
| 05/16/2001 | EP1099046A1 Exhaust gas cleaning system having internal ammonia production for reducing nitrogen oxides |
| 05/16/2001 | EP1098849A1 Method for preparing a composite bimevox electrolyte, use of said composite for separating oxygen from a gas mixture |
| 05/16/2001 | EP1098842A1 Composite materials for membrane reactors |
| 05/16/2001 | EP1098841A1 Hydrogen generators |
| 05/16/2001 | EP1098704A2 Method for regenerating a deactivated catalyst |
| 05/16/2001 | EP1098703A1 Method for regenarating catalysts |
| 05/16/2001 | EP1098702A1 Exhaust gas catalyst comprising rhodium, zirconia and rare earth oxide |
| 05/16/2001 | EP1098701A1 Zinc aluminate with high specific surface area, preparation method and use for treating motor vehicle exhaust gases |
| 05/16/2001 | EP1098694A1 METHOD FOR REGENERATING AN NOx STORAGE CATALYST |
| 05/16/2001 | EP1098693A1 Method and device for liquid purification of crude gas flows |
| 05/16/2001 | EP1032800A4 Method and system for controlling airflow in a multiple bed desiccant drying system |
| 05/16/2001 | EP0958335B1 Process for preventing high temperature corrosion |
| 05/16/2001 | EP0932443B1 Fluid reactor with catalyst on floating tubesheet |
| 05/16/2001 | EP0502877B1 Process for recovering condensable components from gas streams |
| 05/16/2001 | CN2430209Y Low resistance recovery method smoke desuphurizing device |
| 05/16/2001 | CN1295500A Catalytically active structure |
| 05/16/2001 | CN1295493A Humidity-controlling functional material and process for production thereof |
| 05/16/2001 | CN1294938A Technological process of dedusting and desulfurizing fume and preparing high-purity gypsum |
| 05/16/2001 | CN1065927C Electrochemical process for producing unsaturated hydrocarbon compounds from stauarated hydrocarbon compound |
| 05/15/2001 | US6232254 Method of cleaning and/or regenerating wholly or partially de-activated catalysts for stack-gas nitrogen scrubbing |
| 05/15/2001 | US6232253 A transition metal loaded on said membrane wherein said transition metal is selected from the group consisting of fe, cu, co, cr, ag, ni, mn, zn, ca, and mixtures thereof. |
| 05/15/2001 | US6232204 Semiconductor manufacturing system with getter safety device |
| 05/15/2001 | US6231824 Removal of nitric oxide from gas streams |
| 05/15/2001 | US6231818 Such as catalytic converters for use with turbocharged direct injection,fibers are melt and not post processed by heat treating;resistance to slippage |
| 05/15/2001 | US6231817 Heat-resistant porous body having communicating pores, a mixture of copper oxide and aluminum oxide and platinum; effectively removing toxic components, such as carbom monoxideand hydrocarbons; high durability |
| 05/15/2001 | US6231648 Wet scrubber unit |
| 05/15/2001 | US6231644 Multilayer adsorber; vacuum or pressure swing adsorption |
| 05/15/2001 | US6231642 Glass membrane for controlled diffusion of gases |
| 05/15/2001 | US6230614 Device for reducing the oxidation of food products |
| 05/15/2001 | US6230503 Method and apparatus for extracting water from air |
| 05/15/2001 | US6230489 Emission control device for internal combustion engine |
| 05/15/2001 | US6230487 Method for regenerating a catalytic converter |
| 05/10/2001 | WO2001033057A2 Method of manufacturing a catalytic converter and after-treating apparatus of exhaust gas using the catalytic converter |
| 05/10/2001 | WO2001033051A1 Method for the post-treatment of exhaust gases by subsequent injection of fuel in a diesel-type internal combustion engine provided with a pre-catalyst and a particle filter |
| 05/10/2001 | WO2001032582A1 External building material for constructions |
| 05/10/2001 | WO2001032531A1 Thermoplastic desiccant |
| 05/10/2001 | WO2001032324A1 Method for treating combustion ash of coal and method for desulfurization |
| 05/10/2001 | WO2001032304A1 Desulfurization and novel sorbents for same |
| 05/10/2001 | WO2001032297A2 Modular chemical treatment system |
| 05/10/2001 | WO2001032296A1 Method and apparatus for binding pollutants in flue gas |
| 05/10/2001 | WO2001032295A1 Device for drying compressed air |
| 05/10/2001 | WO2001032293A1 Exhaust gas dust collecting device |
| 05/10/2001 | US20010000889 Processes for electrically activated transformation of chemical and material compositions |
| 05/10/2001 | DE19953480A1 Regulating working mode of IC engine of motor vehicle during regeneration of NOx-catalyser in exhaust pipe so that altering fuel-oxygen ratio in fuel-air mixture fed to engine for regeneration working mode is adjusted with Lambda 1 |
| 05/10/2001 | DE19952639A1 Air conditioning process comprises drying air stream by adsorbing its water content and regenerating sorption solution by desorbing water using low temperature heat and surrounding air |
| 05/10/2001 | DE19942861A1 Desiccator elements consist of hygroscopic salts in combination with an absorbent clay granulate, and are provided with a cover made polyester or similar synthetic fibers |
| 05/10/2001 | DE10051523A1 Process for material and/or energy exchange in a wash column comprises introducing liquid for the uniform distribution via a number of flow points of a liquid distributor and dividing the liquid streams into a number of partial streams |
| 05/09/2001 | EP1097903A1 Process and apparatus for the production of pure hydrogen starting from a gas containing helium |
| 05/09/2001 | EP1097902A1 Pressure swing adsorption process for the production of hydrogen |
| 05/09/2001 | EP1097746A2 Adsorbents for hydrogen recovery by pressure swing adsorption |
| 05/09/2001 | EP1097743A1 Use of a spinel catalyst for the catalytic reduction of nitrogen oxides |
| 05/09/2001 | EP1097299A1 METHOD FOR CHECKING THE EFFICIENCY OF AN NOx ACCUMULATION CATALYST |
| 05/09/2001 | EP1096995A1 Structured packing and element therefor |
| 05/09/2001 | EP1096990A1 Self-regenerating oxidation catalyst for treating diesel engine exhaust gases |
| 05/09/2001 | EP1096989A1 A method of cleaning flue gases |
| 05/09/2001 | EP1096988A1 An effluent gas treatment process |
| 05/09/2001 | EP0906148B1 PROCESS FOR REGULATING OR CONTROLLING THE NOx CONTENT OF EXHAUST GASES GIVEN OFF DURING THE OPERATING OF GLASS MELTING FURNACES WITH SEVERAL BURNERS RUN ALTERNATELY |
| 05/09/2001 | CN2429248Y Desulfurizer |
| 05/09/2001 | CN2429247Y Wet fiber grid desulfurizing and dust collecting device |
| 05/09/2001 | CN2429246Y Desulphurization equipment for waste gas discharged by boiler |
| 05/09/2001 | CN1294531A Purificating agent for flue gas and incinerated ash and purificating method using same |
| 05/09/2001 | CN1294530A Water curtain type dust purifying appts |
| 05/09/2001 | CN1065620C Deodorizing device of refrigerator |
| 05/09/2001 | CN1065451C Zeolite, its prepn. process, and process for separation of nitrogen from other gases |
| 05/08/2001 | US6228799 Composition based on cerium oxide and on zirconium oxide with a high specific surface and a high oxygen storage capacity, process of preparation and use in catalysis |
| 05/08/2001 | US6228796 Organic-inorganic hybrid materials and processes for preparing the same |
| 05/08/2001 | US6228506 Polymeric desiccant |
| 05/08/2001 | US6228426 Process for preparing composite inorganic membranes |
| 05/08/2001 | US6228336 Channeling combustion gas to a dust collector with a ceramic filter, and having an inlet and outlet; supplying an antisticking agent to reduce attraction of particles and supress the variation pressure across the filter |
| 05/08/2001 | US6228331 Ozone supplying apparatus |
| 05/08/2001 | US6228284 Deoxygenation in a closed containers with water insoluble oxygen scavenger and transition metal |
| 05/08/2001 | US6228270 Process for reducing selenium and mercury from aqueous solutions |
| 05/08/2001 | US6228267 Waste water treatment method and equipment being able to economically treat both a waste water and an exhaust gas respectively containing fluorine and organic matter |
| 05/08/2001 | US6228152 Filtering device for equipping a ventilation and/or heating and/or air conditioning unit, more particularly for a motor vehicle |
| 05/08/2001 | US6228147 Adding steam and/or carbon dioxide as a sweep gas into a hydrogen separation portion of a reaction chamber |