| 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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| 04/17/2001 | US6216448 Method of diagnosing an NOX storage catalytic converter during operation of an internal combustion engine |
| 04/17/2001 | US6216447 Two-cycle carburetor gasoline engine for snowmobiles, lawn mowers, motorcycles or outboard motors |
| 04/17/2001 | CA2228597C Catalytic filter material and method of making same |
| 04/12/2001 | WO2001025679A1 Device and method for collecting and recovering gas |
| 04/12/2001 | WO2001025605A1 DIRECT INJECTION INTERNAL COMBUSTION ENGINE WITH NOx-REDUCED EMISSIONS |
| 04/12/2001 | WO2001025602A1 A catalytic reactor for promoting a chemical reaction on a fluid passing therethrough |
| 04/12/2001 | WO2001025600A1 Device and method for metering a reducing agent |
| 04/12/2001 | WO2001025143A1 METHOD AND APPARATUS FOR SYNTHESIS OF HCl |
| 04/12/2001 | WO2001024927A1 Composite member for deodorization or waste water treatment |
| 04/12/2001 | WO2001024923A1 Zeolite adsorbents, method for obtaining them and their use for removing carbonates from a gas stream |
| 04/12/2001 | WO2001024914A1 Arrangement and method for controlling photochemical exhaust gas cleaning equipment of internal combustion engines |
| 04/12/2001 | WO2001024913A1 Method and apparatus for separation of sf6 from cf4/air-containing gas stream |
| 04/12/2001 | WO2001024912A1 Method for removing cos from a stream of hydrocarbon fluid and wash liquid for use in a method of this type |
| 04/12/2001 | WO2001024911A1 Desiccant cartridge retention device |
| 04/12/2001 | WO2001024910A1 Method and installation for purifying fumes containing organic pollutants |
| 04/12/2001 | WO2001024908A1 Gas filtration/purification device |
| 04/12/2001 | WO2001024903A2 A plant for recovering solvents from air |
| 04/12/2001 | WO2001007148A9 Polymer membrane for the separation of gas mixture |
| 04/12/2001 | WO2000045447A8 Proton conducting membrane using a solid acid |
| 04/12/2001 | WO2000043094A3 System for neutralising polluting gases by pyrolysis |
| 04/12/2001 | DE19949638A1 Coiled body for material and heat exchange, especially as a catalyst for removal of gases from a gas mixture and for storing heat in solar power technology comprises a strip-like carrier in a casing |
| 04/12/2001 | DE19948298A1 Direkteinspritzende Brennkraftmaschine mit NOx-reduzierter Emission Direct-injection internal combustion engine with reduced NOx emissions |
| 04/12/2001 | DE19948150A1 Anordnung und Verfahren zur Steuerung einer photochemischen Abgasreinigungsanlage von Brennkraftmaschinen Apparatus and method for controlling a photochemical emission control system for internal combustion engines |
| 04/12/2001 | DE19947845A1 Verfahren zum Entfernen von COS aus einem Kohlenwasserstoff-Fluidstrom und Waschflüssikgkeit zur Verwendung in derartigen Verfahren A process for removing COS from a hydrocarbon fluid stream and Waschflüssikgkeit for use in such method |
| 04/12/2001 | DE19947197A1 Vorrichtung und Verfahren zur Dosierung eines Reduktionsmittels Apparatus and method for metering a reducing agent |
| 04/12/2001 | DE10049545A1 Removal of foul-smelling gases by combined catalytic absorption and oxidation using a catalyst containing an alkali(ne earth) or transition metal |
| 04/12/2001 | DE10042818A1 Catalytic converter for removing nitrogen oxides, carbon monoxide and hydrocarbons from internal combustion engine exhaust gas consists of heat-resistant substrate with catalytic coating made of zirconium oxide cerium complex oxides |
| 04/12/2001 | DE10022981A1 Schadstoffbegrenzungssystem Emission control system |
| 04/12/2001 | CA2321515A1 Thermal swing adsorption process for the removal of dinitrogen oxide, hydrocarbons and other trace impurities from air |
| 04/11/2001 | EP1090881A1 Coal-based molded activated carbon and process for the treatment of waste gas containing dioxins using same |
| 04/11/2001 | EP1090675A1 Process for the removal of sulphur compounds from gases |
| 04/11/2001 | EP1090674A1 Device and method for cleaning noxious gas |
| 04/11/2001 | EP1090673A2 Treatment of gas mixtures |
| 04/11/2001 | EP1090672A1 Honeycomb type gas separating membrane structure |
| 04/11/2001 | EP1090671A1 Honeycomb type gas separating membrane |
| 04/11/2001 | EP1090670A1 Process for treating a gas using temperature swing adsorption |
| 04/11/2001 | EP1090220A1 METHOD FOR REGENERATING AN NOx STORAGE CATALYST FOR AN INTERNAL COMBUSTION ENGINE |
| 04/11/2001 | EP1090212A1 The optimisation of gas flow in reactors for the treatment of gaseous media |
| 04/11/2001 | EP1090211A1 Method for treating by combustion carbon-containing particles in an internal combustion engine exhaust circuit |
| 04/11/2001 | EP1089939A1 Method of processing sulfur-containing materials derived from flue gas desulfurization or other sources |
| 04/11/2001 | EP1089924A1 Moisture-absorbing device |
| 04/11/2001 | EP1089820A1 Monolithic catalysts and related process for manufacture |
| 04/11/2001 | EP1089819A1 Monolithic, metallic honeycomb bodies with a number of varying channels |
| 04/11/2001 | EP1089804A1 Process for treating flue gas |
| 04/11/2001 | EP1089803A1 Method and device for cool-drying |
| 04/11/2001 | EP1089796A1 A method for desorption of one or more compounds from an absorbent solution and use thereof |
| 04/11/2001 | EP1060000A4 Process for treating hydrogen sulfide lean streams with partial combustion of feed stream |
| 04/11/2001 | EP1054720A4 Two-stage rotary concentrator |
| 04/11/2001 | CN1291256A Method for providing and maintaining catalytically active surface in IC engine |
| 04/11/2001 | CN1290651A Method for preparing sulfur with recovered smelting smoke SO2 |
| 04/11/2001 | CN1290570A Treating method and equipment for waste gas containing nitride |
| 04/11/2001 | CN1064270C Hydrogen drying method for electric generator |
| 04/10/2001 | US6215678 Arc plasma-joule heated melter system for waste treatment and resource recovery |
| 04/10/2001 | US6214936 Microphase-separated polymer blends consisting of triblock copolymer of vinylaromatic, an elastomeric middle block of conjugated diene and c1 to c18 alkyl ester of (meth)acrylic acid, and diblock of vinylaromatic and (meth)acrylic ester |
| 04/10/2001 | US6214757 Oxidation with oxygen gas, oxidation-reduction zones separated by membranes, heating and treating with oxygen |
| 04/10/2001 | US6214313 High-purity magnesium hydroxide and process for its production |
| 04/10/2001 | US6214311 Sulfur recovery from a claus tail gas containing sulfur dioxide (so2), hydrogen sulfide (h2s), water and hydrogen and/or carbon monoxide using a so2 reduction catalyst comprising mixed oxide including iron, cobalt and/or nickel |
| 04/10/2001 | US6214308 Fist stage removing nitrogen oxides (nox) by sodium sulfite reaction to sodium nitrate, then removing sulfur dioxide by sodium bicarbonate injection to form sodium sulfite which is transferred back to first stage for injection |
| 04/10/2001 | US6214307 Catalyst has lower layer of fire-resistant inorganic compound having platinum, palladium, and/or rhodium deposited thereon, and upper layer including a metallic sulfate having iridium deposited thereon; reduces nitrogen oxides |
| 04/10/2001 | US6214306 Comprising solid solution in form of single phase defined by zirconium oxide crystallized in cubic or quadratic system with cerium oxide dispersed within crystal lattice of zirconium oxide; exhaust system catalysts |
| 04/10/2001 | US6214305 Oxidation of liquid or solid particulate pollutants in diesel engine exhaust gas streams including carbon, hydrocarbons or combustible organics which comprises treating streams in a turbulent flow precipitator with catalytically active surfaces |
| 04/10/2001 | US6214304 Mercury, using an alkali sulfide solution, especially sodium sulfide solution, and in particular sodium tetrasulfide solution, is converted to mercury sulfide and the mercury sulfide is precipitated out via a dust separator |
| 04/10/2001 | US6214303 Contacting ambient air with stationary air handling system for residential, commercial buildings, power plants, oil refineries, chemical plants, system comprising substrate comprising aluminum surfaces coated with manganese oxide |
| 04/10/2001 | US6214298 Ozone producing apparatus responsive to an abnormal driving condition |
| 04/10/2001 | US6214199 Absorber tank filled with silica containing material |
| 04/10/2001 | US6214195 Using catalyst; exposure to electromagnetic waves |
| 04/10/2001 | US6214175 Dissociation of gas hydrates using electromagnetic radiation |
| 04/10/2001 | US6214174 Tray column for capturing purified liquid; support; discharging aperture |
| 04/10/2001 | US6214097 Flue gas scrubbing apparatus |
| 04/10/2001 | US6214095 Non-adhesive nonporous base layer having a non-adhesive outer surface, adhesive layer disposed on base layer opposite outer surface, non-adhesive filtering layer, adsorbent material; for insertion into internal enclosure of disk drive |
| 04/10/2001 | US6214090 Thermally tolerant multilayer metal membrane |
| 04/10/2001 | US6214089 Concentrating low concentration gas mixtures of perfluorocompound gases such as those present in the effluent of a semiconductor manufacturing process, using a membrane selective for a carrier gas |
| 04/10/2001 | US6214070 Disk drive filter |
| 04/10/2001 | US6213629 Device for mixing flue gas with particulate material and liquid |
| 04/10/2001 | US6213032 Use of oil water emulsion as a reburn fuel |
| 04/10/2001 | US6212885 Exhaust emission control system of internal combustion engine |
| 04/10/2001 | US6212882 Assembly, method, and motor vehicle for cleaning ambient air in the vicinity of an internal combustion engine |
| 04/10/2001 | US6212880 Engine control device |
| 04/10/2001 | US6212756 Dispensable non-adhesive desiccated matrix system for insulating glass units |
| 04/05/2001 | WO2001023875A2 METHOD FOR DIAGNOSING THE LEVEL OF DETERIORATION OF AN NOx CATALYST LOCATED IN THE EXHAUST CHANNEL OF AN INTERNAL COMBUSTION ENGINE |
| 04/05/2001 | WO2001023716A1 Device for dosing a reducing agent |
| 04/05/2001 | WO2001023715A1 Device for subsequently treating exhaust gases of an internal combustion engine |
| 04/05/2001 | WO2001023302A1 Method and device for producing a hydrogen or synthesis gas and use thereof |
| 04/05/2001 | WO2001023174A1 Method for producing a laminate |
| 04/05/2001 | WO2001023086A1 Catalyst for decomposing organic hazardous material and method for decomposing organic halides using the same |
| 04/05/2001 | WO2001023078A1 Membrane and use thereof |
| 04/05/2001 | WO2001023075A1 Process for the removal of sulphur compounds from gases |
| 04/05/2001 | WO2001023074A1 Device for impinging a flowing gas with a reactant |
| 04/05/2001 | WO2001023073A1 Exhaust gas treating device |
| 04/05/2001 | WO2001023072A1 Adsorption powder for removing mercury from high temperature, high moisture gas streams |
| 04/05/2001 | WO2001000310A3 Plasma reforming and partial oxidation of hydrocarbon fuel vapor to produce synthesis gas and/or hydrogen gas |
| 04/05/2001 | WO2000067015A3 Device and method for detecting ammonia |
| 04/05/2001 | WO2000064565A3 Spool valve for switching air flows between two adsorption beds |
| 04/05/2001 | WO2000043106A8 A method and apparatus for oxidation of nitric oxide using irradiated oxidizing compounds |
| 04/05/2001 | US20010000094 Exhaust heat recovery boiler |
| 04/05/2001 | DE19952089C1 Thermoplastic polymer compositions with reactive isocyanate groups are used as desiccant for packaging moisture-sensitive goods, e.g. highly reactive, moisture-curable polyurethane or reactive silane adhesive system |
| 04/05/2001 | DE19946903A1 Vorrichtung zur Dosierung eines Reduktionsmittels Device for metering a reducing agent |
| 04/05/2001 | DE19946902A1 Vorrichtung zum Nachbehandeln von Abgasen einer Brennkraftmaschine Apparatus for the aftertreatment of exhaust gases of an internal combustion engine |
| 04/05/2001 | DE19946901A1 Vorrichtung zur Beaufschlagung eines strömenden Gases mit einem Reaktionsmittel Apparatus for subjecting a flowing gas with a reaction agent |
| 04/05/2001 | DE19946628A1 Verfahren zur Diagnose eines Schädigungszustandes eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Speicherkatalysators A method for diagnosing a damage state of an object arranged in an exhaust passage of an internal combustion engine, the NOx storage catalyst |