| 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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| 05/30/2002 | WO2002013948A3 Sorbent, system and method for absorbing carbon dioxide (co2) |
| 05/30/2002 | US20020065007 Exhaust system for watercraft |
| 05/30/2002 | US20020064494 Production of hydrogen and carbon monoxide |
| 05/30/2002 | US20020064492 Oxidation catalysts |
| 05/30/2002 | US20020064491 Method for increasing the long-term stability of exhaust system catalysts |
| 05/30/2002 | US20020064486 To purify noxious gas containing all kinds of hazardous components or malodorous components |
| 05/30/2002 | US20020064396 Dicorotron shield for an electrophotographic printer |
| 05/30/2002 | US20020063530 Microwave plasma generator, method of decomposing organic halide, and system for decomposing organic halide |
| 05/30/2002 | US20020062740 Method and apparatus for continuous extrusion of filter elements |
| 05/30/2002 | US20020062738 Substance separation structure and method of preparing the same |
| 05/30/2002 | US20020062737 Used to separate gas pairs such as hydrogen/carbon dioxide |
| 05/30/2002 | US20020062735 Process for pretreating a natural gas containing acid gases |
| 05/30/2002 | US20020062734 Isolation of SF6 from insulating gases in gas-insulated lines |
| 05/30/2002 | US20020062733 Fuel storage system and vent filter assembly |
| 05/30/2002 | US20020062647 Absorption waste-heat recovery system |
| 05/30/2002 | US20020062641 Exhaust gas purification apparatus and method |
| 05/30/2002 | US20020062640 Device and method for controlling air-fuel ratio of internal combustion engine |
| 05/30/2002 | US20020062577 Process for producing a catalytically active material, catalytic converter having a catalytically active material produced in this manner, and use of the catalytic converter to break down dioxins and/or furans |
| 05/30/2002 | US20020062562 Method of spin forming oblique end cones of a catalytic converter |
| 05/30/2002 | CA2428139A1 Hydrothermally stable metal promoted zeolite beta for nox reduction |
| 05/30/2002 | CA2361158A1 Construction of a cross stream membrane chamber module for the selective separation of hydrogen from reformate gas |
| 05/29/2002 | EP1209536A2 Dicorotron shield for an electrophotographic printer |
| 05/29/2002 | EP1208904A1 Substance separation structure and method of preparing the same |
| 05/29/2002 | EP1208903A2 Catalyst for purifying exhaust gas |
| 05/29/2002 | EP1208854A1 Air cleaner |
| 05/29/2002 | EP1208026A1 Vehicle air supply systems |
| 05/29/2002 | EP1144816B1 Power supply for processing of gaseous media |
| 05/29/2002 | EP1090212B1 The optimisation of gas flow in reactors for the treatment of gaseous media |
| 05/29/2002 | EP1062020A4 Snap on desiccant bag |
| 05/29/2002 | EP1012451B1 Gas purification device |
| 05/29/2002 | DE10123410A1 Wasserstoffgenerator Hydrogen generator |
| 05/29/2002 | DE10058015A1 Dosierventil Metering valve |
| 05/29/2002 | DE10057161A1 Niob-Legierung und eine daraus hergestellte Wasserstoffpermeationsmembran Niobium alloy and a hydrogen permeation produced therefrom |
| 05/29/2002 | DE10056516A1 Process for cleaning the waste gas produced in a vacuum-thermal process comprises feeding the gas through a liquid medium under vacuum before it enters a vacuum pump |
| 05/29/2002 | DE10056279A1 Radial durchströmbarer und segmentierter Wabenkörper Radial through-flow and segmented honeycomb |
| 05/29/2002 | DE10055565A1 Production of a sorbent useful for purifying solutions or gases comprises drying and comminuting Vaucheria seaweed harvested from the wild |
| 05/29/2002 | DE10054877A1 Abgasreinigungsanlage für die selektive katalytische Reduktion von Stickoxiden unter mageren Abgasbedingungen und Verfahren zur Abgasreinigung Emission control system for the selective catalytic reduction of nitrogen oxides under lean exhaust gas conditions and procedures for exhaust gas purification |
| 05/29/2002 | CN2493281Y Air purifier |
| 05/29/2002 | CN2493280Y Wet type dust-removing desulfurizer |
| 05/29/2002 | CN2493279Y High-efficient cooking fume purifier |
| 05/29/2002 | CN2493278Y Composite gas washing cleaner |
| 05/29/2002 | CN2493277Y Desulfurizing smoke eliminating dust remover |
| 05/29/2002 | CN2493276Y Desulfurizing dust remover |
| 05/29/2002 | CN1351518A Composition usable as NOx trap, based on manganese and an alkaline-earth or a rare earth and use in the treatment of exhaust gases |
| 05/29/2002 | CN1350996A High-strength refractory catalytic cleaning ceramic filter and its preparing process |
| 05/29/2002 | CN1350880A Method and apparatus for separating acid gases from exhaust gases |
| 05/29/2002 | CN1350879A Cleaning equipment for waste organic gas |
| 05/29/2002 | CN1350878A Process for removing acidic gas by adsorption |
| 05/29/2002 | CN1085776C Method and apparatus for cleaning exhaust gas and reducing noise by using high voltage electric field |
| 05/29/2002 | CN1085645C Method for gas dehydration and deaerating deoiling comprising tow supplementing solvent regeneration stage |
| 05/29/2002 | CN1085624C Composite oxide having oxygen absorption and release capabilities and process for preparing the same |
| 05/29/2002 | CN1085556C Adsorption type hydrogen drying method and device thereof |
| 05/29/2002 | CN1085555C Equipment and method to exchaust nitridation waste gas and recover residual ammonia |
| 05/28/2002 | US6395675 Catalyst system for purifying oxygen rich exhaust gas |
| 05/28/2002 | US6395665 Methods for the regeneration of a denitration catalyst |
| 05/28/2002 | US6395370 Ceramic structure |
| 05/28/2002 | US6395244 Storage catalyst |
| 05/28/2002 | US6395243 Catalytic or non-catalytic processes with enriched oxygen as a reactant |
| 05/28/2002 | US6395238 Method and apparatus utilizing ethanol in non-thermal plasma treatment of effluent gas |
| 05/28/2002 | US6395237 Circulating fluidized bed reactor with selective catalytic reduction |
| 05/28/2002 | US6395144 Alkali earth metal catalysts made by substituting alkali earth cations in aluminum/silicon molecular sieve carriers; with dielectrics; oxidation; catalysts are electrically less conductive, stablity at low cost and enhanced efficiency |
| 05/28/2002 | US6395074 Desiccant bag with integrated filter and method of making same |
| 05/28/2002 | US6395073 Multi-functional filter for removing contaminants from an enclosure |
| 05/28/2002 | US6395072 Canister mounting structure |
| 05/28/2002 | US6395070 Methods for removal of impurity metals from gases using low metal zeolites |
| 05/28/2002 | US6395069 Aqueous solution which can be used in an ion-exchange process |
| 05/28/2002 | US6395068 Bulk tank depressurization filter apparatus and method of using it |
| 05/28/2002 | US6395067 Geometric separation processes involving modified CTS membranes |
| 05/28/2002 | US6395066 Partially carbonized asymmetric hollow fiber separation membrane, process for its production, and gas separation method |
| 05/28/2002 | US6395065 Controlling air flow with valves, compressors and gas flow |
| 05/28/2002 | US6395064 System and method for purifying and distributing chemical gases |
| 05/28/2002 | US6395050 Vent filter with direct sample capability |
| 05/28/2002 | US6394428 Method and apparatus for dissolving water-soluble gas in the sea and isolating it deep in the sea and a method for its installation |
| 05/28/2002 | US6394281 Hermetic sealing |
| 05/28/2002 | US6394174 System for reclaiming process water |
| 05/28/2002 | US6394089 Patient ventilator oxygen concentration system |
| 05/28/2002 | US6394043 Oxygen separation and combustion apparatus and method |
| 05/28/2002 | US6393894 Gas sensor with phased heaters for increased sensitivity |
| 05/28/2002 | US6393862 Self-retaining adsorbent unit |
| 05/28/2002 | US6393850 Device and method for performing a dehumidifying operation |
| 05/28/2002 | US6393834 Air pollution control; reducing nitrogen oxide in exhaust gases |
| 05/28/2002 | CA2105166C Reduction of sulfur emissions from coal-fired boilers |
| 05/24/2002 | CA2363321A1 Substance separation structure and method of preparing the same |
| 05/23/2002 | WO2002041094A1 A humidity control device |
| 05/23/2002 | WO2002040838A1 Radially cross-flowable segmented honeycomb bodies |
| 05/23/2002 | WO2002040837A1 Method and device for aftertreatment of exhaust gases from combustion engines |
| 05/23/2002 | WO2002040836A1 Exhaust emission control device and method of controlling exhaust emission |
| 05/23/2002 | WO2002040835A2 Pollution control device |
| 05/23/2002 | WO2002040424A1 Honeycomb structure and method for manufacture thereof |
| 05/23/2002 | WO2002040423A1 Silicon carbide based porous article and method for preparing the same |
| 05/23/2002 | WO2002040216A1 Assembly method utilizing display information, and assembly fabricated by the assembly method |
| 05/23/2002 | WO2002040215A1 Assembly method utilizing display information, and assembly fabricated by the assembly method |
| 05/23/2002 | WO2002040157A1 Processing method utilizing display information and cell structure processed by the processing method |
| 05/23/2002 | WO2002040156A2 Metallic catalyst carrier |
| 05/23/2002 | WO2002040152A1 Catalyst for purifying methane-containing waste gas and method of purifying methane-containing waste gas |
| 05/23/2002 | WO2002040151A1 Manganese containing oxygen storage component comprising three-way catalyst composition |
| 05/23/2002 | WO2002040149A2 Acid contacted enhanced adsorbent particle, binder and oxide adsorbent and/or oxide catalyst system, and method of making and using therefor |
| 05/23/2002 | WO2002040147A1 Mist reactor of the vertical flow type, and use thereof |
| 05/23/2002 | WO2002040143A2 Catalyst and method of use in the reduction of nitrogen oxides using lower hydrocarbons |
| 05/23/2002 | WO2002040139A1 NOx-TRAP COMPOSITION |