| 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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| 06/15/2004 | US6749405 Identically oriented pairs of alternating intake and exhaust ports;pumping efficiency; medical equipment |
| 06/15/2004 | CA2128827C Catalytic converter and diesel particulate filter |
| 06/15/2004 | CA2114343C Cost reduction of wet fgd system with a tray |
| 06/13/2004 | CA2419025A1 Battery powered humidity indicator |
| 06/10/2004 | WO2004049769A1 A commercial unit for generating random streamer discharge plasma and its use |
| 06/10/2004 | WO2004048852A1 Method for treating emissions |
| 06/10/2004 | WO2004048642A1 Method for removing acidic gas from raw gas, and additive having corrosion suppressing effect and defoaming effect for addition to amine solution for removing acid gas |
| 06/10/2004 | WO2004047984A1 Catalytic article |
| 06/10/2004 | WO2004047970A2 Catalyst unit for reduction of nox-compounds |
| 06/10/2004 | WO2004047967A1 Configurations and methods for ribbed downcomer wall |
| 06/10/2004 | WO2004047964A1 Process for the treatment of waste gas and unit suitable for use therein |
| 06/10/2004 | WO2004047963A1 Device for removing reducing agent from a piece of equipment for after-treatment of exhaust gases of an internal combustion engine |
| 06/10/2004 | WO2004047962A1 Extractor for harmful substances |
| 06/10/2004 | WO2004047961A1 Emission treatment system |
| 06/10/2004 | WO2004047960A1 Method for preparation and activation of multimetallic zeolite catalysts, a catalyst composition and application for n2o abatement |
| 06/10/2004 | WO2004047959A1 Safe removal of volatile, oxidizable compounds from particles, in particular polymer particles |
| 06/10/2004 | WO2004047957A1 Cold-regenerated dehydrator for moisture-laden gaseous media |
| 06/10/2004 | WO2004047956A1 High pressure gas processing configurations and methods |
| 06/10/2004 | WO2004047955A1 Process for removing sulphur compounds including hydrogen sulphide and mercaptans from gas streams |
| 06/10/2004 | WO2004047954A1 Gas filtering manifold and means for measuring the filter’s weight |
| 06/10/2004 | WO2004047953A1 Gas supply and recovery for metal atomizer |
| 06/10/2004 | WO2004047952A2 Exhaust gas system |
| 06/10/2004 | WO2004047950A1 High capacity solid filtration media |
| 06/10/2004 | WO2004047877A2 Method and device for the sanitization of air |
| 06/10/2004 | WO2004030808B1 Sintered glass bead filter with active microbial destruction |
| 06/10/2004 | WO2004030797B1 Flue gas purification method |
| 06/10/2004 | WO2004026694A3 Storage tank having polymeric hydrogen diffusion barrier and method of preventing hydrogen diffusion |
| 06/10/2004 | US20040110634 PROX catalyst for oxidizing carbon monoxide |
| 06/10/2004 | US20040110628 Effective purifying characteristics even in a low temperature range such as immediately after an engine starts but also high exhaust gas purifying ability |
| 06/10/2004 | US20040110627 Passing the N2O-containing gas over a zeolite catalyst |
| 06/10/2004 | US20040110458 Exhaust purification apparatus and utilization thereof |
| 06/10/2004 | US20040109981 Surface for promoting droplet formation |
| 06/10/2004 | US20040109807 Method of removing SO3 from flue gases |
| 06/10/2004 | US20040109806 Process for the separation of chlorosilanes from gas streams |
| 06/10/2004 | US20040109805 Flow of gas mixture and/or amount of catalyst is/are selected so that desired degree of decomposition of N2O is achieved; iron-laden zeolites whose crystal structure |
| 06/10/2004 | US20040109804 Using cobalt catalyst on oxide catalyst support; then hydrocarbon reducing agent |
| 06/10/2004 | US20040109802 Process for removing SO3/H2SO4 from flue gases |
| 06/10/2004 | US20040109801 comprises contacting with manganese oxide and vanadium oxide, then contacting with synthetic zeolite |
| 06/10/2004 | US20040109800 System and process for removal of pollutants from a gas stream |
| 06/10/2004 | US20040109797 Ozone destructor |
| 06/10/2004 | US20040109796 comprises two-piece inlet and outlet cone halves attached to sides of two-piece external shell via spot welding; pollution control |
| 06/10/2004 | US20040108202 Fluorine separation and generation device |
| 06/10/2004 | US20040107896 Plasma-assisted decrystallization |
| 06/10/2004 | US20040107838 Gas storage and dispensing system with monolithic carbon adsorbent |
| 06/10/2004 | US20040107835 Method and apparatus for treating synthesis gas and recovering a clean liquid condensate |
| 06/10/2004 | US20040107834 Passing contaminated air through a filter and separating contaminants by consecutively:separating grease and water;drying air still containing a residual moisture; andadsorbing odors |
| 06/10/2004 | US20040107833 Method and apparatus for the abatement of toxic gas components from a semiconductor manufacturing process effluent stream |
| 06/10/2004 | US20040107832 Flowing atmospheric air through a water sorbent bed;adsorbing water from the atmospheric air with the sorbent bed; heating the sorbent bed with waste heat from power plant to remove water from the sorbent bed into a water storage container |
| 06/10/2004 | US20040107831 Pressurizing the bed; passing the feed gas mixture through bed, wherein readily adsorbable component is adsorbed by adsorbent material, withdrawing a depleted gas depleted in the readily adsorbable component exiting from the outlet; depressurizing |
| 06/10/2004 | US20040107830 Polyimide blends for gas separation membranes |
| 06/10/2004 | US20040107694 Exhaust emission control apparatus for internal combustion engine |
| 06/10/2004 | US20040107682 Gas-liquid separator |
| 06/10/2004 | CA2507161A1 Gas supply and recovery for metal atomizer |
| 06/10/2004 | CA2502350A1 Safe removal of volatile, oxidizable compounds from particles, in particular polymer particles |
| 06/10/2004 | CA2452991A1 Process for deacidifying and dehydrating a natural gas |
| 06/09/2004 | EP1426835A2 Wet type electrophotographic image forming device |
| 06/09/2004 | EP1426572A2 Exhaust gas purification apparatus and method for internal combustion engine |
| 06/09/2004 | EP1426468A1 Hydrogen gas manufacturing and filling equipment and electrochemical equipment |
| 06/09/2004 | EP1426330A1 PROX catalyst for oxidizing carbon monoxide |
| 06/09/2004 | EP1426105A1 Humidity absorber material |
| 06/09/2004 | EP1426102A2 Process for decreasing content of particulate material contained in exhaust gas from lean burn engine or the like |
| 06/09/2004 | EP1426096A1 Multiple effect apparatus and process for removing ethylene oxide from a gaseous mixture |
| 06/09/2004 | EP1426095A1 Dehumidifying agent of coating film delaminating type |
| 06/09/2004 | EP1426094A1 Pressure swing adsorption system for gas separation |
| 06/09/2004 | EP1426065A1 Photocatalyst deodorizer |
| 06/09/2004 | EP1425497A1 Device and method for exhaust gas after-treatment |
| 06/09/2004 | EP1425099A2 HYDROTHERMALLY STABLE METAL PROMOTED ZEOLITE BETA FOR NOx REDUCTION |
| 06/09/2004 | EP1425084A1 Method and device for after-treatment of exhaust gas |
| 06/09/2004 | EP1425083A1 Enthalpy exchanger |
| 06/09/2004 | EP1425082A1 Method and device for the production of dry compressed gas |
| 06/09/2004 | EP1425081A1 Method for purifying fuel gas containing hydrochloric acid and ammonia |
| 06/09/2004 | EP1345671B1 Method for purifying by-product gases from a melamine manufacturing installation |
| 06/09/2004 | EP1327060B1 Device for producing a reducing agent/exhaust gas mixture and exhaust gas purification system |
| 06/09/2004 | EP1257342B1 Filter cartridge and combination of blower wheel and filter cartridge |
| 06/09/2004 | EP1098841B1 Hydrogen generators |
| 06/09/2004 | DE10346340A1 Luftreinigungsvorrichtung The air purification device |
| 06/09/2004 | DE10256375A1 Removal of gas from liquids, especially oxygen from water, uses at least two membrane separation units in series, stripping gas being recovered from at least one unit and re-used or fed into liquid |
| 06/09/2004 | DE10254868A1 Kaltregenerierter Adsorptionstrockner für feuchtigkeitsbeladene, gasförmige Medien HEATLESS adsorption of moisture-laden gaseous media |
| 06/09/2004 | DE10164833A1 Brennkraftmaschine mit Abgasnachbehandlungseinrichtung und Betriebsverfahren hierfür Internal combustion engine with exhaust gas aftertreatment device and operating method therefor |
| 06/09/2004 | CN2619967Y Papermaking device capable of removing black liquor contamination |
| 06/09/2004 | CN2619706Y Integrated dusting desulfurizing purifier for engineering smoke |
| 06/09/2004 | CN1503906A High speed, high resolution compositions, method, and kits for capillary electrophoresis |
| 06/09/2004 | CN1503692A Single chamber compact fuel processor |
| 06/09/2004 | CN1503688A Gas treatment using Nox-specific reactant |
| 06/09/2004 | CN1503687A Method and system for separating gas |
| 06/09/2004 | CN1502849A Method for reducing waste oxide gas emissions in industrial processes |
| 06/09/2004 | CN1502794A Apparatus and method for puring exhausted gas of internal combustion engine |
| 06/09/2004 | CN1502793A Exhaust-gas purifying apparatus |
| 06/09/2004 | CN1502792A Exhaust-gas purifying apparatus |
| 06/09/2004 | CN1502550A Nitrogen production method and equipment |
| 06/09/2004 | CN1502410A Sol-gel method for preparing three-effect tail gas catalyst |
| 06/09/2004 | CN1502407A Catalyst for purifying exhausted gas of car and preparation process thereof |
| 06/09/2004 | CN1502404A Apparatus for use in regenerating adsorbent |
| 06/09/2004 | CN1502402A Industrial apparatus for plasma capable of generating random streamer discharge and application thereof |
| 06/09/2004 | CN1502399A Process for reducing nitrogen emissions |
| 06/09/2004 | CN1502398A Co2 pressured purifying liquefying method and device and use in area refrigeration |
| 06/09/2004 | CN1153037C Cooling method for optical fiber |
| 06/09/2004 | CN1153023C E-1 twin tower air dryer for air compressor set |
| 06/09/2004 | CN1152743C Exhaust gas catalyst comprising rhodium, zirconia and rare earth oxide |
| 06/09/2004 | CN1152742C Method for preparing decomposition catalyst for organic halide and method for manufacturing filter for use in decomposing organic halide |