| 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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| 06/03/1992 | EP0487574A1 Process and device for processing materials from which methane and other chemicals, being harmful to the environment, may escape |
| 06/03/1992 | EP0444166A4 Disposable oxide carrier for scavenging hydrogen sulfide |
| 06/03/1992 | CN2105992U Gas absorption installation with static mixed element |
| 06/03/1992 | CN1061578A Plateau oxygen making machine |
| 06/03/1992 | CN1061541A Mobile and miniature multistage gas purifier |
| 06/02/1992 | US5118492 Process for the catalytic decomposition of chlorofluoro-alkanes |
| 06/02/1992 | US5118481 Methods for reducing NOx emissions from combustion effluents |
| 06/02/1992 | US5118480 Method for removing hcl and hf from coal derived fuel gas |
| 06/02/1992 | US5118477 Honeycomb body |
| 06/02/1992 | US5118475 Core element and core for electrically heatable catalytic converter |
| 06/02/1992 | US5118449 Method of and apparatus for cartridge tray sealing |
| 06/02/1992 | US5118395 Combustion of fuel and air at high temperature, permeation, separation with high purity |
| 06/02/1992 | US5118331 Gas treatment or separation apparatus |
| 06/02/1992 | US5118329 Process for recovering a hydrophobic organic compound by absorption and desorption with a chemically activated shaped carbon |
| 06/02/1992 | US5118327 Dehumidifier for supplying gas having controlled dew point |
| 06/02/1992 | US5118282 Measured addition of compound that affects combustion; adding reducing agent |
| 06/02/1992 | US5118261 Air conditioning method and apparatus |
| 06/02/1992 | CA1302376C Fluid pumping system |
| 06/02/1992 | CA1302303C Gas separations using membranes comprising perfluorinated polymers with pendant ionomeric moieties |
| 06/02/1992 | CA1302051C Removel of mercury from gases |
| 06/02/1992 | CA1302049C Method and system for simultaneously scrubbing cement kiln exhaustgas and producing useful by-products therefrom |
| 05/31/1992 | CA2056600A1 Process for removing hydrogen sulphide from a sour gas |
| 05/31/1992 | CA2055521A1 Method and filter for removing nitrogen oxides and organic chlorine compounds from combustion waste gas |
| 05/30/1992 | CA2056599A1 Diesel engine exhaust gas-purifying catalyst |
| 05/29/1992 | WO1992008883A1 Heatable catalyst arrangement for cleaning the exhaust gases of internal combustion engines |
| 05/29/1992 | WO1992008541A1 METHOD AND APPARATUS FOR PURIFYING EXHAUST WITH RESPECT TO SO2, NOx AND DUST |
| 05/29/1992 | WO1992008540A1 A process and device for reducing free halogens in residual gasses |
| 05/29/1992 | CA2056199A1 Treatment of gas |
| 05/29/1992 | CA2055970A1 Method for treating gas and apparatus used therefor |
| 05/29/1992 | CA2052725A1 Low temperature light-off platinum catalyst |
| 05/29/1992 | CA2052270A1 Trialkyl arsine sorbents |
| 05/29/1992 | CA2050454A1 Dispersion enhanced pt group metal catalysts |
| 05/28/1992 | WO1992009355A1 Method of treating air with discs in multilayer structure |
| 05/28/1992 | CA2073869A1 Method of treating air with discs in multilayer structure |
| 05/27/1992 | EP0487506A1 Catalyst and method for ozone decomposition |
| 05/27/1992 | EP0487370A1 Process for removing arsenic from a gas by contact with a solid mass containing copper sulfide and a support |
| 05/27/1992 | EP0487158A1 Spent catalyst disposal |
| 05/27/1992 | EP0487102A1 Recycling system for the recovery and utilization of CO2 gas |
| 05/27/1992 | EP0486926A1 Gas separation by rapid pressure swing adsorption |
| 05/27/1992 | EP0486676A1 PROCESS USING SORBENTS FOR THE REMOVAL OF SO x? FROM FLUE GAS AND OTHER GAS STREAMS. |
| 05/27/1992 | EP0486492A1 Centrifugal separator |
| 05/27/1992 | DE4037300A1 Device for purificn. of IC engine exhaust gases - comprises activated solid surface composed of earth and/or clay in the form of porous discs |
| 05/27/1992 | CN2105333U Floating ball packed tower |
| 05/27/1992 | CN2105332U Combined multi-pressure stage regeneration tower |
| 05/27/1992 | CN2105331U Water curtain power saving type lacquer fog purifying room |
| 05/27/1992 | CN2105329U Mixed steam and water separator |
| 05/26/1992 | US5116801 Spinel, Alumina Support, Vanadium Oxide, Molybdenum or Tungsten Oxide |
| 05/26/1992 | US5116800 Alumina, barium oxide, lanthanum oxide, palladium and rhodium |
| 05/26/1992 | US5116587 Layered double hydroxide sorbents for the removal of sox from flue gas resulting from coal combustion |
| 05/26/1992 | US5116586 With copper, iron, cerium or molybdenum |
| 05/26/1992 | US5116585 Scrubbing With Ammonia, Nucleation with Solid Particles |
| 05/26/1992 | US5116584 Methods for enlarging the useful temperature window for NOx reduction in combustion systems |
| 05/26/1992 | US5116581 Metallic carrier, tubular jacket |
| 05/26/1992 | US5116579 Humidity detector, ammonia supply means, flow controller; air pollution |
| 05/26/1992 | US5116515 Subterranean |
| 05/26/1992 | US5116506 Biodegradation of halogenated hydrocarbons |
| 05/26/1992 | US5116396 Membrane system |
| 05/26/1992 | US5116393 Absorber for dehydrating gas with liquid desiccant |
| 05/26/1992 | US5116308 Apparatus for processing fluid and method of driving the same |
| 05/26/1992 | CA1301668C Pressure swing adsorption product purity control method and apparatus |
| 05/26/1992 | CA1301667C Heaterless drying having variable cycle |
| 05/26/1992 | CA1301432C Process for the semi dry collection of pollutants contained in smoke |
| 05/21/1992 | DE4036922A1 Removal of harmful prods. from furniture or reactor off-gas - by condensn,. of temp.-controlled off-gas in specified liquids |
| 05/21/1992 | DE4036899A1 Sulphuric acid prodn. by oxidn. of sulphur di:oxide mixt. - using hydrogen peroxide for desulphurisation of gases arising from sulphite-treated grape juice |
| 05/21/1992 | DE4036354A1 Removing solvent vapour from off-gases contg. oil, grease etc. - by passing the gas through a wide-pore adsorption filter and then through a fine-pore adsorbent |
| 05/20/1992 | EP0486384A1 Industrial adsorbents comprising X-type zeolites with low silica content for the non cryogenic separation of air gases and process for their preparation |
| 05/20/1992 | EP0486276A1 Carrier for automobile exhaust gas purifying catalyst |
| 05/20/1992 | EP0485787A1 Treatment equipment of exhaust gas containing organic halogen compounds |
| 05/20/1992 | EP0467989A4 Incinerator for complete oxidation of impurities in a gas stream |
| 05/20/1992 | EP0433324B1 Process for recovering nitrogen from gaseous mixtures containing oxygen and nitrogen by alternating pressure adsorption on carbon molecular sieves |
| 05/20/1992 | EP0329674B1 Catalyst for removing nitric oxides from exhaust gases |
| 05/20/1992 | EP0324763B1 A method for cleansing gases and apparatus herefor |
| 05/20/1992 | CN1061162A Installation for controlling trail gas of asphalt oxidation |
| 05/20/1992 | CN1061161A Duplex adsorption process |
| 05/20/1992 | CN1061160A Method of processing poor quality of acetylene cylinder filler and overweight of acetone and moisture content and its installation |
| 05/20/1992 | CA2055731A1 Spent catalyst disposal |
| 05/19/1992 | US5114901 Ceramic coating for a catalyst support |
| 05/19/1992 | US5114898 Layered double hydroxide sorbents for the removal of SOx from flue gas and other gas streams |
| 05/19/1992 | US5114692 Catalytic destruction of toxic organic chemicals |
| 05/19/1992 | US5114691 Process using sorbents for the removal of SOx from flue gas |
| 05/19/1992 | US5114690 Two stage sorption of sulfur compounds |
| 05/19/1992 | US5114689 Integrated process for the removal of sulfur compounds from fluid streams |
| 05/19/1992 | US5114683 Thermal decomposition trap |
| 05/19/1992 | US5114443 Air line vapor trap |
| 05/19/1992 | US5114441 Balancing pressure between two fluid processing vessels; cycled flow switching |
| 05/19/1992 | US5114440 Separation of oxygen from air |
| 05/19/1992 | US5113772 Suppression of dioxin production in the incineration of waste material |
| 05/19/1992 | US5113653 Exhaust gas cleaning apparatus |
| 05/19/1992 | CA1301144C Denitration catalyst for reducing nitrogen oxides in exhaust gas |
| 05/19/1992 | CA1301076C Adsorption treatment process of a gaz mixture |
| 05/19/1992 | CA1300851C Method and means for controlling mist scrubber operation |
| 05/19/1992 | CA1300850C Catalysts for absorptive air separation |
| 05/19/1992 | CA1300849C Absorption of hydrogen sulfide |
| 05/14/1992 | WO1992007647A1 Device for regenerating organic solvent |
| 05/14/1992 | WO1992007639A1 Method and apparatus for monochannel simultaneous heat and mass transfer |
| 05/14/1992 | DE4035971A1 Beheizbare katalysatoranordnung fuer die abgasreinigung von verbrennungsmotoren Heated catalyst arrangement for the emission control of internal combustion engines |
| 05/14/1992 | DE4035946A1 Coarse particles sepn. appts. from fine particles - useful in smoke washing contg. inner and outer funnels with gap, for large particles catcher panel, for recycling |
| 05/14/1992 | DE4035944A1 Arrangement for jets in smoke cleaning plant - increasing reaction vol with gases entering elbow joint with jet on longitudinal axis |
| 05/13/1992 | EP0485322A1 Flat sheet CO2 sorbent |
| 05/13/1992 | EP0485180A1 Catalyst composition for purification of exhaust gas, catalyst for purification of exhaust gas, and process for producing said catalyst |