| 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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| 12/06/2001 | CA2380774A1 Sampling filter for chlorinated organic compounds |
| 12/05/2001 | EP1160799A1 Electron beam projection reaction device |
| 12/05/2001 | EP1160199A2 Method and apparatus for preventing iron contamination in an ammonia recovery process |
| 12/05/2001 | EP1160010A2 Humidity adsorbent agent and humidity adsorbent element using thereof |
| 12/05/2001 | EP1160001A1 Method and apparatus to compress a fluid containing ethylene and nitrogen |
| 12/05/2001 | EP1160000A1 Method and apparatus for the recuperation of nitrogen and/or propylene during the polypropylene production |
| 12/05/2001 | EP1159999A1 Method and apparatus for the recuperation of nitrogen during the polyethelene production |
| 12/05/2001 | EP1159519A1 Method for operating a three-way catalyst of an internal combustion engine |
| 12/05/2001 | EP1159515A1 Improvements in catalyst systems |
| 12/05/2001 | EP1159074A1 Charged droplet gas scrubber apparatus and method |
| 12/05/2001 | EP1159057A1 Process for the decomposition of nitrous oxide |
| 12/05/2001 | EP1159056A1 A method for removing and recovering co 2? from exhaust gas |
| 12/05/2001 | EP1107824B1 METHOD FOR REGENERATING USED DeNOx OR DeDIOXIN CATALYTIC CONVERTERS |
| 12/05/2001 | EP0979314B1 Process and device for recovering raw materials from waste and residues |
| 12/05/2001 | EP0968045B1 Method for recuperating vent gas coming from an ozonization reactor |
| 12/05/2001 | EP0929739B1 Honeycomb body with reduced heat conductivity in inflow and outflow areas |
| 12/05/2001 | EP0839069B1 A method and apparatus for purifying a gaseous mixture including molecules and/or cells of toxic or polluting substances |
| 12/05/2001 | EP0833799B1 Method for production of sodium bicarbonate, sodium carbonate and ammonium sulfate from sodium sulfate |
| 12/05/2001 | CN2463702Y Harmful gas purifier |
| 12/05/2001 | CN2463039Y Sample digestive system acid remover in chemical analysis |
| 12/05/2001 | CN2463038Y Small oxygen-increasing apparatus |
| 12/05/2001 | CN1324997A Power-saving comprehensive duster |
| 12/05/2001 | CN1075745C Fume-purifying device for vortical boiler |
| 12/05/2001 | CN1075744C Exhaust desulfurization apparatus |
| 12/05/2001 | CN1075743C Wet type exhaust gas desulfurization apparatus and method utilizing solid desulfurizing agent |
| 12/05/2001 | CN1075742C Process for removing components from mixed gas with microporous membrane of hollow fibres |
| 12/05/2001 | CN1075741C Pressure-variable adsorption method for extracting hydrogen from hydrogen-rich waste gas |
| 12/04/2001 | US6326329 Highly dispersed substantially uniform mixed-metal-oxide composite supports for exhaust conversion catalysts |
| 12/04/2001 | US6325985 Method and apparatus for reducing NOx emissions in CFB reactors used for combustion of fuel containing large amounts of volatile combustible components |
| 12/04/2001 | US6325984 Pd/NaOH-Al2O3 Catalyst for Nox abatements |
| 12/04/2001 | US6325983 Nox scrubbing system and method |
| 12/04/2001 | US6325967 Incineration process |
| 12/04/2001 | US6325929 Replacement filter cartridge for water filtering system |
| 12/04/2001 | US6325841 Contacting exhaust gas containing noxious halogen-based gas with cleaning agent comprising activated carbon adherently added with alkali metal and/or alkaline earth metal formate |
| 12/04/2001 | US6325834 Exhaust filter and catalyst structure |
| 12/04/2001 | US6325360 Structured packing assembly |
| 12/04/2001 | US6324896 Desiccant pack with humidity sensor and method of manufacturing the same |
| 12/04/2001 | US6324835 Engine air and fuel control |
| 12/04/2001 | US6324834 Running of an internal combustion engine in conjunction with an NOx-accumulator catalytic converter |
| 12/04/2001 | CA2191625C A process for the electrolytic separation of oxygen from its mixtures and equipment to perform this process |
| 12/04/2001 | CA2092464C Zirconia-pillared clays and micas |
| 11/29/2001 | WO2001089666A1 Composition and method for rendering halogen-containing gas harmless |
| 11/29/2001 | WO2001089665A1 Purification of gas mixtures |
| 11/29/2001 | WO2001089661A2 Nested diffusional filter |
| 11/29/2001 | WO2001089655A1 Liquid-distributor body for columns which exchange substances and heat |
| 11/29/2001 | WO2001066236A3 Pervaporation apparatus and method |
| 11/29/2001 | WO2001049305A3 Process for obtaining thylakoids from plants, pure thylakoids and use thereof |
| 11/29/2001 | WO2001026709A3 Apparatus and method for blood oxygenation |
| 11/29/2001 | WO2000021644A3 Absorbent mass for phosphine |
| 11/29/2001 | US20010046941 Single layer high performance catalyst |
| 11/29/2001 | US20010046937 Substrate having particles of a photocatalyst such as TiO2, adhered on via a less degradative adhesive such as a copolymer of a vinyl ether and a fluoroolefin or a silicone |
| 11/29/2001 | US20010046465 Process for the separation of chlorosilanes from gas streams |
| 11/29/2001 | US20010046456 Mat includes significant proportion of inorganic fiber containing shot and small proportions of shot-free inorganic fiber and intumescent material; pollution control device for catalytic converters, filters |
| 11/29/2001 | US20010046455 Exhaust gas purifying catalyst |
| 11/29/2001 | US20010045161 Hygroscopic monolith |
| 11/29/2001 | US20010045160 Uding zeolite adsorber |
| 11/29/2001 | US20010045090 Low emission, diesel-cycle engine |
| 11/29/2001 | US20010044999 Method for sealing and/or joining an end of a ceramic filter |
| 11/29/2001 | EP1144087A3 Absorbent mass for phosphine |
| 11/29/2001 | DE19939807C2 Verfahren und Vorrichtung zur Abgasnachbehandlung des von einem Verbrennungsmotor erzeugten Abgases und dessen Verwendung Method and apparatus for exhaust gas aftertreatment of the exhaust gas generated by an internal combustion engine and its use |
| 11/29/2001 | DE10122939A1 Ceramic honeycomb structure production used in IC engines comprises producing honeycomb structure body having opened cell ends on end surfaces, and closing cell ends by applying film to end surfaces |
| 11/29/2001 | DE10024604A1 Table suction device for reducing dust and aerosols has suction fan unit hinged downwards for filter replacement, large oval suction opening, multilayer fine-dust throwaway filter(s) |
| 11/29/2001 | DE10024071A1 Mains drainage intermediate treatment station repeatedly agitates and oxygenates water for expulsion of gases to a filter |
| 11/28/2001 | EP1158146A2 Method for operating an exhaust gas cleaning device in a spark-ignition engine |
| 11/28/2001 | EP1158144A2 Space efficient exhaust aftertreatment filter |
| 11/28/2001 | EP1158143A2 Device for purifying the exhaust gas of a diesel engine |
| 11/28/2001 | EP1157970A2 Sulfur dioxide removal process with regeneration scale prevention |
| 11/28/2001 | EP1157742A1 Process for removing deleterious materials |
| 11/28/2001 | EP1157741A1 Photocatalyst composite and process for producing the same |
| 11/28/2001 | EP1157733A2 Method of purifying exhaust gas from internal combustion engine |
| 11/28/2001 | EP1157732A1 Device for purifying gases or liquids, such as air or water |
| 11/28/2001 | EP1157731A1 Portable oxygen concentrator |
| 11/28/2001 | EP1157730A1 Ambient air purification device installed in an engine compartment of a motor vehicle. |
| 11/28/2001 | EP1157729A1 Process and device for separating organic liquid compounds from a gas stream |
| 11/28/2001 | EP1157718A2 Linear gas valve cycle control, shut-off-valve and self test |
| 11/28/2001 | EP1157198A1 Catalytic converter unit with catalyst substrate and device and method for producing same |
| 11/28/2001 | EP1157196A1 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel |
| 11/28/2001 | EP1156868A1 Method for manufacturing a membrane |
| 11/28/2001 | EP1156867A1 Method for continuously producing thiosulfate ions |
| 11/28/2001 | EP1156866A1 Plasma-assisted processing of gaseous media |
| 11/28/2001 | EP0959862B1 Hypoxic room system and equipment for hypoxic training and therapy |
| 11/28/2001 | EP0712660B1 Bifunctional catalyst containing multimetal oxides |
| 11/28/2001 | CN2461649Y Tail gas enriching thin sulphoacial graphite tower for titainum white kiln |
| 11/28/2001 | CN2461648Y Organic wasted gas and stink gas purifying and treatment appts. |
| 11/28/2001 | CN2461647Y Oxygen and nitrogen enriching appts. |
| 11/28/2001 | CN2461646Y Oxygen and nitrogen separating appts. |
| 11/28/2001 | CN2461643Y Elliptic bulkhead spraying adsorbing waste gas treatment plant |
| 11/28/2001 | CN1324267A Thermomembrane method and device |
| 11/28/2001 | CN1324266A Monolithic polymer composition having an activation material |
| 11/28/2001 | CN1324265A High temp. stable catalysts for decomposing N20 |
| 11/28/2001 | CN1324264A Composition and process for removal of acid gases |
| 11/28/2001 | CN1324263A Composition and process for removed of acid gases |
| 11/28/2001 | CN1324222A Flexible membranes |
| 11/28/2001 | CN1323737A Process of preparing defluorinated phosphate and purifying fluoric tail gas |
| 11/28/2001 | CN1323649A Reversible desulfurizing absorbant based on the modification of biomass and its prepn. |
| 11/28/2001 | CN1323648A Low pressure ratio VPSA regulation and balancing system |
| 11/28/2001 | CN1075507C Hydrolysis subsequent procedure in synthesis of glyphosphonic acid |
| 11/28/2001 | CN1075400C Catalyst for purifying tail gas from automobile by treating nitrogen oxides thereof |
| 11/28/2001 | CN1075394C Variable-pressure adsorption process for removing CO2 from transformation gas |
| 11/27/2001 | US6322769 Ca(OH)2 particles |