| 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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| 12/10/1998 | DE19724263A1 Radialkatalysator, insbesondere für Kleinmotoren Radial catalyst, especially for small engines |
| 12/10/1998 | DE19724244A1 Katalysator mit Sekundärluft-Zwischeneinleitung für Kleinmotoren Catalyst with secondary air between initiation for small engines |
| 12/10/1998 | DE19723939A1 Exhaust gas catalyst assembly |
| 12/10/1998 | DE19723796A1 Verfahren zur erneuten Aktivierung wabenförmig aufgebauter Katalysatorelemente für die Entstickung von Rauchgasen A method for reactivation of catalyst elements of honeycomb construction for removing nitrogen from flue gases |
| 12/10/1998 | DE19723668A1 Waste gas cleaning catalyst installation device |
| 12/10/1998 | DE19723145A1 Verfahren zur Beschickung der Verbrennungseinheit eines Kohlekraftwerks The method used to fire the combustion unit of a coal-fired plant |
| 12/10/1998 | DE19716877C1 Thermally-efficient incinerator plant for cost-effective destruction of volatile organic compounds contaminating air |
| 12/10/1998 | CA2291038A1 Method of separating and selectively removing hydrogen contaminant from hydrogen-containing process streams and compositions useful therefor |
| 12/10/1998 | CA2271625A1 Method for renewed activation of honeycomb-shaped catalyst elements for denitrating flue gases |
| 12/09/1998 | EP0882874A2 Electrical contacting of a heating conductor of an electrically heatable catalyst |
| 12/09/1998 | EP0882505A2 Honeycomb catalyst and manufacturing method therefor |
| 12/09/1998 | EP0882493A2 Mass transfer method |
| 12/09/1998 | EP0882492A1 Catalyst for the decomposition of hydrogen peroxide in fluids and apparatus using the catalyst |
| 12/09/1998 | EP0882491A1 Exhaust gas processing method |
| 12/09/1998 | EP0882490A1 Method of purifying pollutant containing gases |
| 12/09/1998 | EP0882489A2 Process for separating noxious gas compounds from an exhaust gas |
| 12/09/1998 | EP0882488A2 Reduction of nox emissions in a glass melting furnace |
| 12/09/1998 | EP0882487A1 Apparatus for desulfurizing exhaust gas |
| 12/09/1998 | EP0882486A1 Process for enriched combustion using solid electrolyte ionic conductor systems |
| 12/09/1998 | EP0882485A2 Laminated deodorant filter medium and method of making the same |
| 12/09/1998 | EP0882484A2 Oxygen concentrator with adsorption beds' duty cycle control and self-test |
| 12/09/1998 | EP0881939A1 Method and apparatus for separating liquid mixtures using intermittent heating |
| 12/09/1998 | EP0881937A1 Catalyst system |
| 12/09/1998 | EP0881936A1 Natural gas treatment process |
| 12/09/1998 | EP0881935A1 Kitchen exhaust system with catalytic converter |
| 12/09/1998 | EP0881934A1 Method of mixing greenhouse gas emissions from coastal thermal power stations |
| 12/09/1998 | EP0881933A1 Improved purging electrostatic gun for charging dry sorbent into polluted streams |
| 12/09/1998 | EP0851787A4 Process for selective oxidation |
| 12/09/1998 | EP0781162B1 Method and system for extracting a solute from a fluid using dense gas and a porous membrane |
| 12/09/1998 | EP0750784B1 Method and plant for cleaning lightly radioactive waste incineration gases |
| 12/09/1998 | EP0724476B1 Method of flue gas purification and flue gas purifier |
| 12/09/1998 | CN2299653Y High-efficiency smoke and dust eliminating and desulfurizing purifier |
| 12/09/1998 | CN1201401A Method of recovering fluorine compounds from vapors exiting wet process phosphoric acid evaporators |
| 12/09/1998 | CN1200954A Oxygen-storage material with high thermal stability and method for preparing same |
| 12/09/1998 | CN1200953A Synthesized chalcoalumite type chemical compound and preparation method therefor |
| 12/09/1998 | CN1200950A Solid electrolyte system for producing purity-controlled oxygen |
| 12/09/1998 | CN1200949A Vacuum/variable-pressure adsorption method for producing oxygen-enriched gas |
| 12/09/1998 | CA2240121A1 Process for removing nitrogen oxides from gases |
| 12/09/1998 | CA2239648A1 Psa process and apparatus for the separation of a gaseous mixture |
| 12/09/1998 | CA2239419A1 Apparatus and process for the separation of gas mixtures by pressure swing adsorption |
| 12/08/1998 | US5847353 Methods and apparatus for low NOx emissions during the production of electricity from waste treatment systems |
| 12/08/1998 | US5847208 Method for increasing the yield and the production potential of urea reactors |
| 12/08/1998 | US5846899 Ceramic honeycomb catalyst having excellent thermal shock resistance |
| 12/08/1998 | US5846641 Multi-layer membrane composites and their use in hydrocarbon partical oxidation |
| 12/08/1998 | US5846504 Emission control device for preventing organic compounds emissions |
| 12/08/1998 | US5846503 Process for rejuvenating used alkanolamaine solutions |
| 12/08/1998 | US5846502 Mini-cascade catalyst system |
| 12/08/1998 | US5846494 Reactor for catalytically processing gaseous fluids |
| 12/08/1998 | US5846411 Single-phase fluid distributor-mixer-extractor for beds of granular solids |
| 12/08/1998 | US5846301 Fine-particulate and aerosol removal technique in a condensing heat exchanger using an electrostatic system enhancement |
| 12/08/1998 | US5846299 Recovering water soluble, volatile, organic compounds from bakery and other plant emissions |
| 12/08/1998 | US5846298 Ozone recovery by zeolite adsorbents |
| 12/08/1998 | US5846297 Filter material and process for producing No2 -free gases or liquids |
| 12/08/1998 | US5846295 Temperature swing adsorption |
| 12/08/1998 | US5846294 Pressure swing adsorption process and apparatus |
| 12/08/1998 | US5846291 Oxygen enriched air generation system |
| 12/08/1998 | US5846286 Method for removing NOx from a gas stream while producing an alkaline earth nitrate fertilizer composition |
| 12/08/1998 | US5846275 Clog-resistant entry structure for introducing a particulate solids-containing and/or solids-forming gas stream to a gas processing system |
| 12/08/1998 | US5846274 Manhole biofilter |
| 12/08/1998 | US5845505 Precooler/chiller/reheater heat exchanger for air dryers |
| 12/08/1998 | US5845488 Power processor circuit and method for corona discharge pollutant destruction apparatus |
| 12/08/1998 | US5845487 Method and device for operating an internal combustion engine with low nitrogen oxide emissions |
| 12/08/1998 | US5845485 In the exhaust line of an internal combustion engine |
| 12/08/1998 | CA2162011C Expandable diaphragm for scrubber atomizer caps |
| 12/08/1998 | CA2152361C Langmuir moderate type 1 desiccant for air |
| 12/03/1998 | WO1998054521A1 Precooler/chiller/reheater heat exchanger for air dryers |
| 12/03/1998 | WO1998053900A1 A method and apparatus for removing gaseous elementary mercury from a gas |
| 12/03/1998 | WO1998053894A1 Non-porous gas permeable membrane |
| 12/03/1998 | WO1998053710A1 Apparatus and method for treating the atmosphere contained in enclosed spaces |
| 12/03/1998 | DE19823210A1 Exhaust gas cleaning arrangement for internal combustion engines |
| 12/03/1998 | DE19737403C1 Waste disposal by pyrolysis giving long periods of high gas cleaning efficiency without blockage |
| 12/03/1998 | DE19723712A1 Reducing the pH of raw gypsum from flue gas desulphurisation |
| 12/03/1998 | DE19722905A1 Cooler for a gas to be measured, e.g. in optical concentration measurement apparatus |
| 12/03/1998 | DE19722904A1 Cold trap for a measurement gas contg. water vapour |
| 12/03/1998 | DE19722649A1 Weapons disposal method using separated modular plant |
| 12/02/1998 | EP0881367A1 Catalytic system for removing NOx from diesel engine exhaust gas |
| 12/02/1998 | EP0881194A1 Reactive compound for removing acid compounds from fumes or gases at high temperature, and the process for its preparation |
| 12/02/1998 | EP0880992A1 Desulfurization apparatus and electric power plant using the same |
| 12/02/1998 | EP0880991A1 Process for removing carbon dioxide from gases |
| 12/02/1998 | EP0880990A1 Process for removing carbon dioxide from gases |
| 12/02/1998 | EP0880989A1 Process for the separation of a gas stream with pressure swing adsorption |
| 12/02/1998 | EP0880903A1 Apparatus and method for treating the atmosphere contained in enclosed spaces |
| 12/02/1998 | EP0880487A1 Separation process in which a membrane is used |
| 12/02/1998 | EP0880481A1 METHOD FOR REDUCING NO x EMISSION FROM A KILN PLANT |
| 12/02/1998 | EP0880400A1 Composite membrane with a support membrane made, in particular of microporous material |
| 12/02/1998 | EP0880396A2 Catalysts for the full oxidation of volatile organic compounds |
| 12/02/1998 | EP0880395A1 Method for removing sulfur-containing contaminants, aromatics andhydrocarbons from gas |
| 12/02/1998 | EP0880394A2 Compounds for the sorption of gases |
| 12/02/1998 | EP0880390A1 Desiccant container |
| 12/02/1998 | EP0852565A4 Sulfur recovery process using sulfur debonding agent |
| 12/02/1998 | EP0848639A4 Oxygen enriched air generation system |
| 12/02/1998 | EP0782472B1 Method for wet cleaning gases to remove gaseous pollutants |
| 12/02/1998 | CN2298857Y Smoke purifying devulcanizer for industrial boiler |
| 12/02/1998 | CN2298856Y Spraying and desulfurizing purifier for smoke of boiler |
| 12/02/1998 | CN2298855Y Smoke removing and desulfurizing duster |
| 12/02/1998 | CN2298854Y Waste gas purifying appts. |
| 12/02/1998 | CN1200681A Method for removing nitrogen oxides from a gas flow |
| 12/02/1998 | CN1200306A Method for regeneration of variable-pressure adsorption bed |
| 12/02/1998 | CN1040952C Catalyst purification of exhaust gases of internal combustion engines |
| 12/01/1998 | US5844111 Method for purifying an inert gas while preparing lower alkyl esters |