| 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) |
|---|
| 03/02/2000 | DE19838750A1 Verfahren zur Herstellung eines Katalysatorgehäuse mittels Wickel-/Spanntechnik A method for producing a catalytic converter housing by means of winding / clamping technique |
| 03/02/2000 | DE19838282A1 Stickoxid-Speichermaterial und daraus hergestellter Stickoxid-Speicherkatalysator Nitrogen oxide storage material and derived nitrogen oxide storage catalyst |
| 03/02/2000 | DE19831414C1 Filter comprises particle load detector providing continual indication of filter condition in safety-critical applications without interruption to filter operation |
| 03/02/2000 | CA2341246A1 Separation of gases containing sf6 |
| 03/02/2000 | CA2341184A1 Filters employing porous strongly acidic polymers |
| 03/02/2000 | CA2339982A1 Inhibition of corrosion in aqueous systems |
| 03/01/2000 | EP0982480A2 Converter housing size based upon substrate size |
| 03/01/2000 | EP0982273A2 Optical fibre cooling |
| 03/01/2000 | EP0982269A1 Process for preparing metal cations exchanged X zeolite particles |
| 03/01/2000 | EP0982068A2 Method of fabricating ceramic membranes |
| 03/01/2000 | EP0982067A1 Fluid separation membrane |
| 03/01/2000 | EP0982066A1 Nitrogen oxide storage material and catalyst comprising it |
| 03/01/2000 | EP0982065A1 Method of treating carbon dioxide-containing gas and apparatus therefor |
| 03/01/2000 | EP0982064A1 PSA process using an agglomerated adsorbent comprising zeolite and binding material |
| 03/01/2000 | EP0982063A1 PSA process using as adsorbent faujasite type zeolite containing metal cations |
| 03/01/2000 | EP0981403A1 Method and device for reducing nitrogen oxides in an scr catalyst |
| 03/01/2000 | EP0981402A1 Gold based catalyst for exhaust gas purification |
| 03/01/2000 | EP0981401A1 Reactive powder composition and method for purifying gas |
| 03/01/2000 | EP0914295B1 Process for treating the scrubbing water from the gas scrubbing process in an iron ore reduction plant |
| 03/01/2000 | EP0844905B1 Process for removing carbon dioxide from gas mixtures |
| 03/01/2000 | CN2366167Y Diaphragm separation type gas/liquid separator |
| 03/01/2000 | CN2366166Y Pressure-changing and absorption type air separation equipment |
| 03/01/2000 | CN1246079A Method and device for producing honeycomb body |
| 03/01/2000 | CN1246078A Extruded honeycomb body, in particular catalyst support body, with a reinforced wall structure |
| 03/01/2000 | CN1245737A High-activity ommonia decomposition catalyst |
| 03/01/2000 | CN1245734A Compact type high-efficiency low energy consumption gas magnetic separation equipment and its application |
| 03/01/2000 | CN1049843C Lateral spray type centrifugal desulfurizing and dedusting device |
| 02/29/2000 | US6030698 Activated carbon fiber composite material and method of making |
| 02/29/2000 | US6030598 Process for producing a gaseous product |
| 02/29/2000 | US6030597 Process for treating H2 S containing streams |
| 02/29/2000 | US6030592 Process for the desulfurization of sulfur dioxide-containing gases |
| 02/29/2000 | US6030590 Reduction purification method of nitrogen oxide-containing exhaust gas |
| 02/29/2000 | US6030589 Catalyst, method for its production and use of same |
| 02/29/2000 | US6030585 Apparatus for oxidizing and removing matter from a hazardous gas flow |
| 02/29/2000 | US6030584 Hazardous gas precipitator |
| 02/29/2000 | US6030520 Nitrate reduction |
| 02/29/2000 | US6030506 Preparation of independently generated highly reactive chemical species |
| 02/29/2000 | US6030494 Treating pulp mill malodorous gases to lower ammonia content thereof by washing with bisulfite solution, burning the malodorous gases in a dedicated incinerator under conditions which effect oxidation of reduced sulfur compounds therein |
| 02/29/2000 | US6030435 Preferential adsorption of nitrogen at high adsorption pressure on beds of adsorbent material inserted in separation zones, said material preferentially adsorbing nitrogen, each bed being subjected to successive separation cycles |
| 02/29/2000 | US6030204 Method for NOx reduction by upper furnace injection of solutions of fixed nitrogen in water |
| 02/29/2000 | US6029956 Predominantly liquid filled vapor-liquid chemical reactor |
| 02/29/2000 | US6029911 Air ozone mixer and ozone fog generator |
| 02/29/2000 | US6029467 Apparatus for regenerating desiccants in a closed cycle |
| 02/29/2000 | US6029462 Desiccant air conditioning for a motorized vehicle |
| 02/29/2000 | US6029461 Water collection and dispensing machine |
| 02/29/2000 | US6029442 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of fuel |
| 02/29/2000 | US6029441 Method for exhaust gas purification and system for exhaust gas purification used therein |
| 02/29/2000 | CA2288545A1 Method and apparatus for concentrating a gas using a single stage adsorption chamber |
| 02/29/2000 | CA2180597C Adsorptive separation of nitrogen from other gases |
| 02/29/2000 | CA2028904C Sulfur dioxide removal from stack gas |
| 02/28/2000 | CA2280630A1 Separation of oxygen from an oxygen-containing gas |
| 02/26/2000 | CA2281078A1 Method of fabricating ceramic membranes |
| 02/24/2000 | WO2000009948A1 Method for reducing pollutant emissions for small heating installations |
| 02/24/2000 | WO2000009848A2 Dispensable non-adhesive desiccated matrix system for insulating glass units |
| 02/24/2000 | WO2000009445A2 Boehmitic aluminas, and high-temperature stabile and highly porous aluminum oxides in a pure phase which are obtained therefrom |
| 02/24/2000 | WO2000009259A2 Au/Fe2O3 CATALYST MATERIALS, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE |
| 02/24/2000 | WO2000009258A1 Method and apparatus for treating waste gas containing fluorochemical |
| 02/24/2000 | WO2000009256A1 Method for manufacturing a sorbent, a sorbent obtained with such method, and a method for cleaning a stream of hot gas |
| 02/24/2000 | WO2000009244A1 Mist eliminator for wet gas scrubbing |
| 02/24/2000 | WO2000009243A1 Wet type flue gas desulfurization equipment |
| 02/24/2000 | WO2000009241A1 Odour filter containing adsorbents |
| 02/24/2000 | WO2000000389A3 On board inert gas generating system using multiple air separation modules having different permeability and selectivity membranes |
| 02/24/2000 | WO1998048168A3 In situ getter pump system and method |
| 02/24/2000 | DE19907796A1 Reactor catalytically-converting hydrocarbon in presence of oxygen, to produce very pure hydrogen for use in e.g. vehicle fuel cells, employs selectively-permeable membranes for oxygen and hydrogen |
| 02/24/2000 | DE19861087A1 Beta''-alumina for nitrosyl cation ion exchange used in nitrogen oxide sensors and nitrogen oxide removal from engine exhaust gases is produced by gamma-alumina powder addition to reduce the metal aluminate content |
| 02/24/2000 | DE19858675A1 Cleaning of hot gases comprises adsorbing alkaline and other pollutants on injected particles which are removed for further treatment and recycling |
| 02/24/2000 | DE19837845A1 Separation of sulfur trifluoride/nitrogen or air mixtures used as filling gas for underground cables comprises contacting the mixtures with hydrophobic zeolite |
| 02/24/2000 | DE19837673A1 Simplex membrane, for separation of water from organic materials, contains at least one sulfoalkyl group containing cellulose ether polyanion as anionic component |
| 02/24/2000 | DE19837269A1 Cleaning of exhaust gas from domestic oil or gas fired water heaters by water sprays comprises regenerative heat exchange for the boiler feed water |
| 02/24/2000 | DE19837148A1 Verfahren zum Reinigen von Rauchgas A method for cleaning flue gas |
| 02/24/2000 | DE19836821A1 Crystalline boehmitic aluminum oxide used as catalyst or catalyst carrier has specified crystal size |
| 02/24/2000 | CA2346882A1 Au/fe2o3 catalyst materials, method for the production thereof and their use |
| 02/24/2000 | CA2340372A1 Dispensable non-adhesive desiccated matrix system for insulating glass units |
| 02/23/2000 | EP0981022A1 Process for purification of flue gas |
| 02/23/2000 | EP0980845A1 Ozone deodorizer |
| 02/23/2000 | EP0980707A1 NOx trap catalyst for lean burn engines |
| 02/23/2000 | EP0980702A1 A method of treating exhaust gas and an apparatus therefor |
| 02/23/2000 | EP0980701A1 Gas recovery unit |
| 02/23/2000 | EP0980465A1 Compressible preform insulating liner |
| 02/23/2000 | EP0980347A1 Separation of co 2? from unsaturated fluorinated compounds by semipermeable membrane |
| 02/23/2000 | EP0980346A1 Co 2? removal from fluorocarbons by semipermeable membrane |
| 02/23/2000 | EP0980286A1 Apparatus and method for performing membrane gas/liquid absorption at elevated pressure |
| 02/23/2000 | EP0898508A4 Oxygen scavenging compositions with low migration |
| 02/23/2000 | EP0881935A4 Kitchen exhaust system with catalytic converter |
| 02/23/2000 | CN2364960Y Waste gas purification and deodorization biological filtering-absorbing compound tower |
| 02/23/2000 | CN1245477A Zeolite SSZ-47 |
| 02/23/2000 | CN1245476A Zeolite SSZ-45 |
| 02/23/2000 | CN1245475A Zeolite SSZ-48 |
| 02/23/2000 | CN1245444A Method for reduction of nitrogen oxides |
| 02/23/2000 | CN1245443A Use of catalyst with base of molybdenum for direct oxidation at low temp. of sulphurous compounds into sulphur and/or sulphates |
| 02/23/2000 | CN1245080A Process for decomposing halogen ester group hydrocarbon compound or aromatic compound and device thereof and process for purifying waste gas and device for this method |
| 02/23/2000 | CN1049678C Catalytic cracking catalyst composition and process for catalytic cracking sulfur hydrocarbon by using same |
| 02/22/2000 | US6029100 Method for controlling oxidation in flue gas desulfurization |
| 02/22/2000 | US6027707 Based on silicon or germanium oxide and oxides of aluminum, iron, gallium, boron, titanium, vanadium, zirconium, molybdenum, arsenic, antimony, chromium and/or manganese; hydrorefining catalysts; hydrocarbon conversions |
| 02/22/2000 | US6027704 Sulfur oxides are oxidatively sorbed onto solid sorbents such as magnesium aluminate, reduction with hydrogen regenerates the catalyst, and yields a stream concentrated in sox, which can be refed to coal or oil burners for removal |
| 02/22/2000 | US6027703 Contacting an exhasut gas with a porous catalyst having a predetermined low response temperature above which it catalytically reduces pollutants, storing hydrocarbon present in gas stream, releasing hydrocarbon, reducing pollutants |
| 02/22/2000 | US6027698 Process and device for removal of combustion pollutants under high oxygen conditions |
| 02/22/2000 | US6027697 Dioxins and nitrogen oxides in combustion exhaust gases from waste burning boilers and combustion furnaces are treated with a vanadium oxide based catalyst at comparatively low temperature |
| 02/22/2000 | US6027653 The organic compounds and some metals are absorbed from the contaminated fluid column as it passes through a stratified arrangement of packaged organic solidifying polymer in a container |
| 02/22/2000 | US6027617 Gas reactor for plasma discharge and catalytic action |