| 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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| 09/05/2002 | US20020121193 Pressure swing process utilizes two adsorption beds and continuously promotes the crude feed gas to the bed and simultaneous equalization of pressure in the two beds in top-top-top end and bottom-to-bottom end equalizations |
| 09/05/2002 | US20020121192 Exhaust gas treating device |
| 09/05/2002 | US20020121191 Air compressor/vacuum pump, an air-tight first container containing a molecular sieve bed, the first container in fluid communication with the compressor/vacuum pump through a first gas conduit, and an airtight second container |
| 09/05/2002 | DE10109782A1 Verfahren zur adsorptiven Trennung von Halogenwasserstoffen Method of adsorptive separation of hydrogen halides |
| 09/05/2002 | DE10107911A1 Verwendung eines Produktes aus einem nicht-nassen Rauchgasentschwefelungsverfahren Use of a product from a non-wet flue gas desulfurization |
| 09/05/2002 | DE10107761A1 Verfahren zur Entfernung von Quecksilber aus Rauchgasen A process for removal of mercury from flue gases |
| 09/05/2002 | DE10107322A1 Suppression of microorganism growth in filters, e.g. in air conditioning systems, involves reduction of relative humidity in or on filter material |
| 09/05/2002 | DE10051516C1 Room temperature oxidizing agent used in air conditioning systems, in gas masks, in cigarette filters, cigars and pipes, in vehicles, and in chimneys for removing carbon monoxide, comprises a specific formula |
| 09/04/2002 | EP1236680A2 Process for adsorptive separation of hydrogen halides |
| 09/04/2002 | EP1236510A1 Catalyst for decomposing organic hazardous material and method for decomposing organic halides using the same |
| 09/04/2002 | EP1236499A1 SCR process and apparatus for the reduction of NOx emissions |
| 09/04/2002 | EP1236498A1 Method for decomposing chlorine-containing organic compound in exhaust gas and catalyst for use in the method |
| 09/04/2002 | EP1236497A2 Exhaust gas processing system |
| 09/04/2002 | EP1236496A1 Process and adsorbent for gas drying |
| 09/04/2002 | EP1236495A1 Process and apparatus for removing sulfur compounds from a hydrocarbon stream |
| 09/04/2002 | EP1235976A2 Apparatus for treating a gas stream |
| 09/04/2002 | EP1235744A1 Activated carbons and method for obtaining same from a partly mesophase and partly mesogenic pitch |
| 09/04/2002 | EP1235633A1 Process for treating exhaust gas including sox |
| 09/04/2002 | EP1235632A1 Method and apparatus for air treatment |
| 09/04/2002 | EP1235631A1 Compressed gas systems utilizing a variable pressure membrane air drier, and method of operation thereof |
| 09/04/2002 | EP1235630A2 Process and apparatus for pressure swing adsorption separation of a gas mixture |
| 09/04/2002 | EP1235507A1 Mobile waste treatment system |
| 09/04/2002 | EP0974002B1 PROCESS FOR MONITORING A NOx ACCUMULATOR |
| 09/04/2002 | CN2509491Y Humidity regulator and humidity regulator used in localized space |
| 09/04/2002 | CN2508844Y Multi-tube cyclone oil filter |
| 09/04/2002 | CN2508843Y Gas-liquid two phase contact device for generating ozone liquid |
| 09/04/2002 | CN2508842Y Variable-pressure adsorption gas separator |
| 09/04/2002 | CN2508841Y Combined fumes peculiar smell purification apparatus |
| 09/04/2002 | CN2508840Y Grid type oil filter |
| 09/04/2002 | CN1367812A Method for treating combustible waste |
| 09/04/2002 | CN1367713A Apparatus and method for point-of-use treatment of effluent gas streams |
| 09/04/2002 | CN1367525A Equipment for producing gallium nitride film semiconductor and waste gas purifying equipment |
| 09/04/2002 | CN1367523A Semiconductor production system |
| 09/04/2002 | CN1367042A Tubular catalyst structure for waste gas purification |
| 09/04/2002 | CN1367041A Metal carrier catalyst for waste gas purification |
| 09/04/2002 | CN1367035A Sepiolite type natural mineral series active drying agent and its production process |
| 09/04/2002 | CN1090228C Fine preparation method for gas |
| 09/04/2002 | CN1090227C Gas refinishing process and gas refinishing equipment |
| 09/04/2002 | CN1090226C Lubricating oil dewaxing with membrane separation |
| 09/04/2002 | CN1090223C Oxygen scavenging composition with low migration |
| 09/04/2002 | CN1090222C Sliding material for light metal materials |
| 09/04/2002 | CN1090056C Catalyst and method for treating gas stream |
| 09/04/2002 | CN1090055C Cloth or cloth-like packing which is subject to low pressure losses and has ordered structure for use in material-exchange columns and rectification method using such packing |
| 09/04/2002 | CN1090048C Wet flue gas desulfurization system |
| 09/04/2002 | CN1090047C Waste gas denitration method and device thereof |
| 09/04/2002 | CN1090046C Desulfurizing method and apparatus by irradiation of electron beam |
| 09/04/2002 | CN1090045C Method for controlling oxidation of sulfite in flue gas devulcanizing method |
| 09/04/2002 | CN1090044C 气体分离 Gas separation |
| 09/04/2002 | CN1090043C Method and apparatus for treating gas by irradiation of electron beam |
| 09/04/2002 | CN1090042C Degassing liquids, apparatus and method |
| 09/03/2002 | US6444610 Catalyst comprising monolithic support with plurality of cells whose sectional shape is regular polygon, bearing hydrocarbon adsorbent layer containing zeolite as main component, and catalyst layer containing platinum, palladium and/or rhodium |
| 09/03/2002 | US6444185 Air pollution control; desulfurization |
| 09/03/2002 | US6444184 Semidry removal of SO2 in circulating reactor |
| 09/03/2002 | US6444178 Mixed oxides catalyst for exhaust gases |
| 09/03/2002 | US6444177 Catalyst nodules for air pollution control of exhaust gases |
| 09/03/2002 | US6444085 Plasma gases generators cells having semiconductors ceillings and side walls connected to power sources, supports and coils |
| 09/03/2002 | US6444015 Apparatus for treating gas containing substance to be decomposed and method of treating its gas |
| 09/03/2002 | US6444014 VPSA process using adsorbent materials |
| 09/03/2002 | US6444012 Selective removal of nitrogen from natural gas by pressure swing adsorption |
| 09/03/2002 | US6444011 Contacting mixture of perfluorocompound gas and carrier gas with feed side of glassy polymer membrane, withdrawing from feed side a perfluoro compound, from permeate side a carrier gas; for semiconductor etching, cleaning processes |
| 09/03/2002 | US6442969 Process and device for separation of at least one acid gas that is contained in a gas mixture |
| 09/03/2002 | US6442932 Method and device for the catalytic reduction of nitrogen oxides contained in the off-gas from a combustion system |
| 09/03/2002 | CA2273506C Lamo3 type composition, m being aluminium, gallium or indium, in powder or sintered form, method of preparation and use as conductor of oxygen |
| 09/03/2002 | CA2254128C Solid electrolyte ionic conductor systems for oxygen, nitrogen, and/or carbon dioxide production with gas turbine |
| 09/03/2002 | CA2068545C Silica-stabilized alumina and process for its preparation |
| 08/29/2002 | WO2002066901A1 Dehumidifier/air-conditioning system |
| 08/29/2002 | WO2002066155A1 Exhaust gas clarification catalyst |
| 08/29/2002 | WO2002066153A1 Catalyst for hydrogen generation and catalyst for purification of exhaust gas |
| 08/29/2002 | WO2002066145A1 Gas processing device and method |
| 08/29/2002 | WO2002066144A2 Composite structures of membranes that are selectively permeable to hydrogen and combustible gas processors using same |
| 08/29/2002 | WO2002051527A3 Method for purifying by-product gases from a melamine manufacturing installation |
| 08/29/2002 | WO2002049128A3 Sulfur-absorbent bed and fuel processing assembly incorporating the same |
| 08/29/2002 | WO2002040835A3 Pollution control device |
| 08/29/2002 | WO2001005487A9 Auto-switching gas delivery system utilizing sub-atmospheric pressure gas supply vessels |
| 08/29/2002 | US20020120073 Separating CO2 from a CO2-containing gas stream |
| 08/29/2002 | US20020119086 Process for regenerating a catalytic redox solution, to include measuring the oxygen dissolved in the regeneration effluent and its application to desulfurization |
| 08/29/2002 | US20020119081 Pollution control device and method of servicing same |
| 08/29/2002 | US20020119080 Catalytic converter including a hydrocarbon (HC)-adsorbing material which adsorbs HC contained in exhaust gas at low temperatures and releases adsorbed HC at higher temperatures, and an oxygen storage material for optimizing HC oxidation |
| 08/29/2002 | US20020119067 Distinction can be made between cold and hot zones with relatively low and higher gas temperatures and are exhausted and treated as separate partial flows |
| 08/29/2002 | US20020117773 Molding die, hollow ceramic monolithic support and method of manufacturing the same, and catalytic converter system |
| 08/29/2002 | US20020117765 Method and apparatus for dissolving water-soluble gas in the sea and isolating it deep in the sea and a method for its installation |
| 08/29/2002 | US20020117450 Composition and process for removing moisture from hydrogen halides |
| 08/29/2002 | US20020117402 Magneto-hydrodynamic tile for filtration and electric power generation |
| 08/29/2002 | US20020117094 Method for adsorbing contaminants from flue gas |
| 08/29/2002 | US20020116991 Exhaust-gas purification device for internal combustion engine |
| 08/29/2002 | US20020116946 Oxygen-enriched air separator for separating exterior air into oxygen-enriched air and nitrogen-enriched air and an oxygen-enriched air supplier for supplying separated oxygen-enriched air to indoor unit |
| 08/29/2002 | US20020116935 Dehumidifier system |
| 08/29/2002 | US20020116920 Exhaust gas treatment unit for internal combustion engines and processes for operatin therm |
| 08/29/2002 | US20020116916 Expanded grid static mixer |
| 08/29/2002 | US20020116818 Apparatus and method for manufacturing monolithic cross flow particulate traps |
| 08/29/2002 | DE10106503A1 Vorrichtung und Verfahren zur nachmotorischen Einbringung eines Hilfsmittels in einen Abgasstrom Apparatus and method for introducing a post-engine auxiliary in an exhaust gas stream |
| 08/28/2002 | EP1234959A2 Diesel particulate filter unit and regeneration control method of the same |
| 08/28/2002 | EP1234610A2 Garbage disposal apparatus |
| 08/28/2002 | EP1234609A1 Apparatus for biologically deodorizing gases |
| 08/28/2002 | EP1233829A1 Method and device for cleaning the atmosphere |
| 08/28/2002 | EP1154836A4 Hydrogen-selective silica based membrane |
| 08/28/2002 | EP1152815A4 Split flow process and apparatus |
| 08/28/2002 | EP1060001B1 Method for cleaning interior spaces or objects contaminated by harmful substances such as formaldehyde in particular |
| 08/28/2002 | EP0996494B1 Method for catalytic reduction of nitric oxides |
| 08/28/2002 | EP0980286B1 Apparatus and method for performing membrane gas/liquid absorption at elevated pressure |