| 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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| 04/01/2004 | WO2004026445A1 Method and plant for separation of co2 from the exhaust from combustion of carbonaceous material |
| 04/01/2004 | WO2004026444A1 Apparatus and method for removing nox from the exhaust gas of an internal combustion engine |
| 04/01/2004 | WO2004026443A1 Method and device for separating gaseous pollutants from hot process gases by absorption and a mixer for moistening particulate dust |
| 04/01/2004 | WO2004026442A1 Dry air-supplying apparatus and treating apparatus |
| 04/01/2004 | WO2004026441A1 Configurations and methods of acid gas removal |
| 04/01/2004 | WO2004026440A1 System and device for mass transfer and elimination of contaminants |
| 04/01/2004 | WO2004026438A2 Coconut mesocarp-based biofilter material and its use in a wastewater treatment system. |
| 04/01/2004 | WO2004004860A3 Oxygen concentrator control system |
| 04/01/2004 | WO2004000731A3 Use of cationic layered materials, compositions comprising these materials, and the preparation of cationic layered materials |
| 04/01/2004 | WO2003103803A3 Flue gas desulfurization process and apparatus for removing nitrogen oxides |
| 04/01/2004 | WO2003099966A3 Hot-humid/cold gas scrubbing process and apparatus |
| 04/01/2004 | WO2003090911A8 Ceramic membrane module |
| 04/01/2004 | WO2003067156A8 Desiccant dehumidification system |
| 04/01/2004 | WO2002060314A9 Fluid and bioaerosol management |
| 04/01/2004 | US20040064002 Method for preparing dimethylether using a membrane reactor for separation and reaction |
| 04/01/2004 | US20040063568 Method for the production of form-selective catalysts and use thereof |
| 04/01/2004 | US20040063210 Apparatus designed to decrease nitorgen oxide emissions associate with gas turbines and energy generating plants via injection of reducing agent into the gas mixture; pollution control |
| 04/01/2004 | US20040063194 Using hydroponic pollution control apparatus containing peperomia and/or hoya plants to remove ammonia from room; bioremediation |
| 04/01/2004 | US20040062992 Device and method for manufacture of carbonaceous material |
| 04/01/2004 | US20040062909 Layered silicate material and applications of layered materials with porous layers |
| 04/01/2004 | US20040062707 Connecting to scrubbing smelter; wet and dry separation; dilution; contacting with hot contercurrent flow |
| 04/01/2004 | US20040062698 Catalytically conversion of pollutants on fluidized sorbent; absorption; air pollution control |
| 04/01/2004 | US20040062697 Flue gas purification method |
| 04/01/2004 | US20040061094 Using fluidized bed reactors containing solid mixtures of calcium oxide, calcium hydroxide, and/or calcium carbonate; and iron oxides; removal of sulfur dioxide; global warming prevention |
| 04/01/2004 | US20040060811 Irradiating the air flowing through a duct with an electron beam, to disable microorganisms within the air. |
| 04/01/2004 | US20040060469 NOx reducing method |
| 04/01/2004 | US20040060447 Multiple plate sorption assembly and method for using same |
| 04/01/2004 | US20040060446 Device for enriching air with oxygen |
| 04/01/2004 | US20040060445 Oxygen enriching device |
| 04/01/2004 | US20040060444 Device for providing microclimate control |
| 04/01/2004 | US20040060443 Gas sampling system |
| 04/01/2004 | US20040060440 Filter for a gas analyzer |
| 04/01/2004 | US20040060437 Fluid separation assembly and fluid separation module |
| 04/01/2004 | US20040060334 Acid gas enrichment process |
| 04/01/2004 | US20040060286 Method and device for dosage of a reducing agent for the removal of nitrogen oxides from exhaust gases |
| 04/01/2004 | US20040060283 Exhaust gas control device for internal combustion engines |
| 04/01/2004 | US20040060282 Secondary air supply system and secondary air supply method |
| 04/01/2004 | US20040060281 Method and device for after-treatment of exhaust gas |
| 04/01/2004 | DE202004000099U1 bio-filter for use in bins for collecting organic waste comprises a mixture of coconut fiber, additives and microorganisms in the form of a compacted briquette |
| 04/01/2004 | DE10311255A1 Air conditioner especially useful in motor vehicles has air-contacting surfaces coated with a catalyst that initiates and/or accelerates chemical reactions of oxidizable or organic materials in the presence of reducible gases |
| 04/01/2004 | DE10244707A1 Vorrichtung zum Austausch von Feuchtigkeit zwischen einem feuchten und einem trockenen Gasstrom Device for exchange of moisture between a wet and a dry gas flow |
| 04/01/2004 | DE10244419A1 Gestützte Schaumfilm-Membranen für die Gas-Separation Based foam film membranes for gas separation |
| 04/01/2004 | DE10243971A1 Catalyst supporting body, for cleaning exhaust gases from mobile combustion engines, comprises partially structured sheet metal foil, and sheet casing which radially delimits supporting body from outside |
| 04/01/2004 | DE10243488A1 Purification of exhaust gas from internal combustion engine, especially diesel engine, by oxidizing trapped soot particles with nitrogen dioxide obtained by oxidizing monoxide is followed by reduction of excess dioxide |
| 04/01/2004 | DE10243293A1 Odour closure for waste water structures, consists of an insert with high adsorption capability and structural stability, and a seal |
| 04/01/2004 | DE10137421B4 Abgasemissionssteuervorrichtung und -verfahren für einen Verbrennungsmotor The exhaust emission control apparatus and method for an internal combustion engine |
| 04/01/2004 | CA2487562A1 Method and apparatus for reducing a nitrogen oxide |
| 03/31/2004 | EP1403479A1 Exhaust gas purifying catalyst for internal combustion engine |
| 03/31/2004 | EP1403231A1 Porous ceramic sintered body and method of producing the same, and diesel particulate filter |
| 03/31/2004 | EP1403218A1 Carbon monoxide selective oxidizing catalyst and manufacturing method for the same |
| 03/31/2004 | EP1402946A2 An exhaust purification catalyst for a compression ignition engine |
| 03/31/2004 | EP1402943A1 Filters employing porous strongly acidic polymers |
| 03/31/2004 | EP1402938A2 Supported foam film membranes for gas separation |
| 03/31/2004 | EP1402937A1 So3 separating and removing equipment for flue gas |
| 03/31/2004 | EP1402936A1 Packed beds with mixed-size particles |
| 03/31/2004 | EP1402935A1 Filter diagnostics method and arrangement |
| 03/31/2004 | EP1402933A1 Filter member |
| 03/31/2004 | EP1402161A1 Power generator with low co2 emissions and associated method |
| 03/31/2004 | EP1401559A2 Membranes and their manufacture |
| 03/31/2004 | EP1401557A1 Medical oxygen concentrator |
| 03/31/2004 | EP1319120B1 Fixed-floating mounting for a catalyst support assembly |
| 03/31/2004 | EP1289625B1 Method for neutralising a stream of hydrocarbon fluid |
| 03/31/2004 | EP1127030B1 Device for purifying fluid with photonic pulses |
| 03/31/2004 | EP1073509B1 Method and device for catalytic reduction of nitrogen oxides in the waste gas of a combustion facility |
| 03/31/2004 | EP1032467B1 Device for purifying a mercury-containing flue gas |
| 03/31/2004 | EP0972130B1 Multilayer intumescent sheet |
| 03/31/2004 | CN2608115Y Wave form folding plate type dewatering and demistering apparatus |
| 03/31/2004 | CN2608114Y Plate type oxygen rich membrane component part |
| 03/31/2004 | CN2608113Y Molecular sieve air separation apparatus |
| 03/31/2004 | CN2608111Y High concentration smoke desulfur and dust removing equipment |
| 03/31/2004 | CN2608011Y Optical catalyst air purifier |
| 03/31/2004 | CN1486411A Biological filter system and a housing for a biological filter system |
| 03/31/2004 | CN1485140A Fume cleaning regulating method and apparatus by indirect evaporating liquid utilizing the residual heat of fume |
| 03/31/2004 | CN1485126A Oxygen enrichment film made of modified silicon rubber including cobalt(II) and the preparation process thereof |
| 03/31/2004 | CN1485125A Gas separation film made of cellulosic hollow fiber and the preparation process thereof |
| 03/31/2004 | CN1143728C Simplified efficient process for reducing SOx and particulates in burner |
| 03/31/2004 | CN1143724C Method and device for cool-drying |
| 03/30/2004 | US6713076 Self-deodorizing fabric, in the form of clothing, furniture upholstery, curtains, carpets, or paper to remove or degrade gaseous or liquid toxic and/or malodorous compounds in the work place and home |
| 03/30/2004 | US6713031 Exhaust catalyst; synergistic mixture of hydrolysis and reductive catalysts |
| 03/30/2004 | US6713030 Process and apparatus for reducing the nitrogen oxide content in exhaust gases by the controlled addition of NH3 |
| 03/30/2004 | US6713026 Electro-kinetic air transporter-conditioner |
| 03/30/2004 | US6713025 Light-off and close coupled catalyst |
| 03/30/2004 | US6712887 Gas adsorbent filter |
| 03/30/2004 | US6712886 Air purification device for automobile with oxygen-supplying function |
| 03/30/2004 | US6712885 Siloxane removal system |
| 03/30/2004 | US6712879 Comprises lithium silicates; long service life |
| 03/30/2004 | US6712878 Method and apparatus for renewable mercury sorption |
| 03/30/2004 | US6712877 Oxygen concentrator system |
| 03/30/2004 | US6712876 Oxygen concentrator system with altitude compensation |
| 03/30/2004 | US6712869 Exhaust aftertreatment device with flow diffuser |
| 03/30/2004 | US6712343 Pressurized thermal water of temperature higher than boiling point is sprayed into gas cooling chamber or exhaust gs duct; removal of acid gas |
| 03/30/2004 | US6712131 Method for producing an exchanger and exchanger |
| 03/30/2004 | US6712087 Rotary valve assembly for pressure swing adsorption system |
| 03/30/2004 | US6711914 Under high pressure; cooling gas mixture of hydrocarbons, hydrogen sulfide, carbon dioxide and water to produce liquid and gas phases; separation |
| 03/30/2004 | US6711913 Air conditioner with self-producing oxygen capability |
| 03/30/2004 | CA2427464C Steam reformer with internal hydrogen purification |
| 03/30/2004 | CA2334505C Removing hydrogen sulfide from a gaseous mixture using iron hydroxide bonded to calcined diatomite |
| 03/30/2004 | CA2333152C Method and device for cool-drying |
| 03/30/2004 | CA2310834C Method and device for global warming prevention |
| 03/30/2004 | CA2298973C Method for eliminating organophosphorus compounds contained in a gas or liquid |