Patents
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)
10/1995
10/17/1995CA2146080A1 Landscaping vegetation substrate and vegetation system
10/17/1995CA1337335C Droplet impingement device
10/17/1995CA1337318C Treatment of gas streams
10/12/1995WO1995027128A1 Three-way catalytic oxidizer for diesel engines
10/12/1995WO1995026914A1 Moisture-absorbing device
10/12/1995WO1995026807A1 Method for removing sulphur dioxide from a gas
10/12/1995WO1995026806A1 Permeation and biological treatment of waste gas
10/12/1995WO1995026805A1 Method for producing a gas by adsorption
10/12/1995WO1995026804A1 Method for removing carbon dioxide from mixed gas and alternative natural gas generating device using the method
10/12/1995DE4439037C1 Jet for delivery of suspension spray
10/12/1995DE4434458C1 Device for redn. of exhaust gas hazardous emissions
10/12/1995DE4420587A1 Simultaneous drying and heating of gas stream contg. water vapour,
10/12/1995DE4412411A1 Attrition-resistant desiccant useful in storage and transport
10/12/1995DE4412207A1 Purifying waste air esp. from composting process
10/12/1995CA2186360A1 Method for removing sulphur dioxide from a gas
10/12/1995CA2163988A1 Method for producing a gas by adsorption
10/12/1995CA2146733A1 Catalytic converter for the catalytic treatment of exhaust gas
10/12/1995CA2146730A1 Catalyst means for the catalytic treatment of exhaust gas, catalytic converter and process for the production of the catalyst means
10/11/1995EP0676535A1 Catalytic converter for the catalytic treatment of exhaust gases
10/11/1995EP0676534A1 Catalytic means for the catalytic treatment of exhaust gases, catalytic converter and manufacturing method of the catalytic means
10/11/1995EP0676232A1 Spinel catalyst for the reduction of nitrogen oxide emissions
10/11/1995EP0676231A1 Dehumidifying method
10/11/1995EP0676230A2 Gas-liquid contacting apparatus
10/11/1995EP0675753A1 Method of treating contaminated media in dust form
10/11/1995EP0667007A4 System for controlling flow through a process region.
10/11/1995EP0667006A4 Remote region vacuum regulator.
10/11/1995EP0665819A4 Odour controlled waste water treatment system.
10/11/1995CN1109964A Process and installation for the distillation of air
10/11/1995CN1109796A Fluid separation assembly having an integral purge control valve
10/11/1995CN1109793A Pressure swing adsorption apparatus-valve actuation
10/11/1995CN1029938C Process and apparatus for desulfurization and denitration of waste gas by multi-stage electron beam irradiation
10/10/1995US5457720 System for krypton-xenon concentration, separation and measurement for rapid detection of defective nuclear fuel bundles
10/10/1995US5457269 Oxidizing enhancement electron beam process and apparatus for contaminant treatment
10/10/1995US5457268 Selective oxidation catalysts for halogenated organics
10/10/1995US5457267 Dehalogenation of forming hydrofluoric acid, hydrogen bromide, scrubbing in an absorption column using water, hydrochloric acid and compressed air or steam to separate, recover reusable products
10/10/1995US5457223 Process for elimination of waste material during manufacture of acrylonitrile
10/10/1995US5456892 Absorption in a heteropoly compound; heating; reduction without using a reducing gas
10/10/1995US5456891 Passing through activated coke adsorber, regenerating contaminated adsorber under oxygen-free conditions, scrubbing gas, processing into sulfuric acid
10/10/1995US5456889 Apparatus for the selective oxidation of carbon monoxide in a hydrogen-containing gas mixture
10/10/1995US5456865 Matter-conductive crown element for the packing of a matter-exchange column
10/10/1995US5456841 Process for separating and recovering halocarbons from mixtures thereof
10/10/1995US5456825 Simulated moving bed separation system
10/10/1995US5456807 Method and apparatus for treating nitrogen oxide-containing gas streams using a combined electrochemical-sorbent approach
10/10/1995US5456740 High-efficiency metal membrane getter element and process for making
10/05/1995WO1995026487A1 Method of purifying the exhaust gases from a drying process operating with heated gas
10/05/1995WO1995026314A1 Method and devices for reducing emissions from storage-tank breather lines
10/05/1995WO1995026230A1 Process for regenerating nitrogen-treated carbonaceous chars used for hydrogen sulfide removal
10/05/1995WO1995026226A1 Combined feed and mixing installation
10/05/1995WO1995026225A1 Method for gas absorption across a membrane
10/05/1995WO1995026224A1 Canister with porous plastic ends
10/05/1995DE4411112A1 Absorption of fluorine from gas mixt. using dye to indicate loading
10/05/1995DE4410973A1 Removing vapours from a process chamber esp. soldering furnace
10/05/1995DE4410694A1 Verfahren zum Reinigen des Abgases aus mit erhitztem Gas arbeitenden Trocknungsverfahren A method for purifying the exhaust gas from working with heated gas drying method
10/05/1995DE4405876A1 Shaped catalyst or catalyst carrier bodies
10/05/1995DE19511673A1 Enhanced removal of sulphur from coal-fired power plant
10/05/1995DE19508337A1 Reducing odour transmission by waste air
10/05/1995CA2186253A1 Combined feed and mixing device
10/04/1995EP0674940A2 Pervaporation membranes and their use
10/04/1995EP0674939A2 Gas separation membrane and process for producing the same
10/04/1995EP0674938A1 Process for producing composite membranes
10/04/1995EP0674937A2 Non-porous polymeric membrane on a porous inorganic support
10/04/1995EP0674936A2 A method for using aminofunctional silicon compounds for selective separation of gases
10/04/1995EP0674935A1 Filter for separating pollutants from flue gases
10/04/1995EP0674601A1 Process for improving the brightness of raw gypsum.
10/04/1995EP0674598A1 Method and apparatus for treating a flow of gas containing oxidized sulphur compounds.
10/04/1995EP0674542A1 A process vessel.
10/04/1995EP0674536A1 Toxic material disposal
10/04/1995EP0674534A1 Method and device for producing a hypoxic gas mixture
10/04/1995EP0539551B1 Process for the removal of ethylene oxide gas
10/04/1995EP0523097B1 Apparatus and method for regenerating deactivated zeolite reforming catalysts
10/04/1995CN2208972Y Wet desulfidation, dedusting and spray swirl tower
10/04/1995CN1109581A Heat pipe and gas-liquid contacting apparatus capable of heat exchange using the heat pipes and heat exchanger of gas-liquid contacting plate type
10/04/1995CN1109382A Catalytic converter and method for highly exothermic reactions
10/04/1995CN1109379A High pressure gas purifier and its technology
10/03/1995US5455015 Method for the removal of sulfur and nitrogen oxides from gases using sulfate and hydrogen sulfate salt baths
10/03/1995US5455013 Separating, dewatering wastes containing calcium hydroxide, absorbing carbon dioxide to form calcium carbonate
10/03/1995US5455012 Exhaust gas purifying apparatus
10/03/1995US5454968 Mixture of metal oxide and alkali metal carbonate; regenerable
10/03/1995US5454950 Method and apparatus for reverse-injection wet oxidation, sintered material catalytic reaction, sintered material filtration at supercritical conditions, sintered material gas separation, and high temperature pressurization
10/03/1995US5454923 Inert gas purifying system
10/03/1995US5454918 Continuously monitoring
10/03/1995US5454857 Cyclic pressure swing adsorption
10/03/1995CA2080698C Method and apparatus for reducing emissions of n-o when burning nitrogen-containing fuels in fluidized bed reactors
10/01/1995CA2144678A1 Method for using aminofunctional silicon compounds for selective separation of gases
09/1995
09/28/1995WO1995025931A1 Method and device for introducing a liquid or gaseous treatment medium into a flue gas flow
09/28/1995WO1995025581A1 Treating exhaust gas from a pressurized fluidized bed reaction system
09/28/1995DE4410597A1 Verfahren und Vorrichtung zur Emissionsminderung an Atmungsleitungen von Lagertanks Method and apparatus for reducing emissions of breathability lines of storage tanks
09/28/1995DE4409806A1 System for removing exhaust fumes from confined spaces, e.g., road tunnels
09/28/1995DE4409622A1 Process and solvent absorber device which can be regenerated and dried using air drawn from working space
09/28/1995DE4409528A1 Removal of gaseous inert organic halogen and fluoro:sulphur cpds. from the environment
09/28/1995DE4406967A1 High-temperature combustion destruction of toxic gases
09/28/1995DE19509013A1 Sorption dryer for gases
09/27/1995EP0673675A2 Solid multi-component membranes for reactions
09/27/1995EP0673671A1 Membrane process for separating fluid mixtures
09/27/1995EP0673670A1 Method of processing and recovering metalliferous deposits resulting from the purification of gases during the thermal treatment of wastes
09/27/1995EP0673669A2 Cleaning agent of harmful gas and cleaning method
09/27/1995EP0673668A1 Device for reducing the relative humidity of a flowing gas
09/27/1995EP0673667A2 Filter sheet
09/27/1995EP0673282A1 Catalyst for the purification of diesel engine exhaust gases
09/27/1995EP0673279A1 A regenerable supported amine-polyol sorbent.