| 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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| 10/29/1980 | EP0017828A1 Device for distributing a washing liquid about a washing tower or stripper provided with installations |
| 10/29/1980 | EP0017796A1 Process for the separation of traces of gaseous impurities from waste gases by chemical absorption |
| 10/28/1980 | US4230603 Desulfurizing pellet of manganese oxide and aluminum oxide and process for producing said pellet |
| 10/28/1980 | US4230463 Multicomponent membranes for gas separations |
| 10/28/1980 | CA1088504A1 Process for producing highly active denitrating catalysts |
| 10/21/1980 | US4229417 Removal of sulfur dioxide from flue gas |
| 10/21/1980 | US4229411 Process and apparatus for the absorptive removal of pollutants from waste gases |
| 10/21/1980 | US4229188 Selective adsorption process |
| 10/21/1980 | CA1087968A1 Preparation and method of use of compounds and compositions effective for removal, conversion and detection of carbon monoxide |
| 10/21/1980 | CA1087831A1 Claus tail gas recovery |
| 10/21/1980 | CA1087830A1 Process for the production of sorbent solids for use in the desulfurization of gases |
| 10/15/1980 | EP0017463A1 Gas recovery process |
| 10/15/1980 | EP0017348A1 Flue gas scrubbing process using fly ash alkali |
| 10/15/1980 | EP0017155A1 Adsorbent fractionators with electronic sequence timer cycle control and process |
| 10/14/1980 | US4228139 Flue gas scrubbing process using fly ash alkali |
| 10/14/1980 | US4228138 Mixed oxide of cobolt and iron for decomposition of oxides of nitrogen |
| 10/14/1980 | US4228039 Catalytic composition used in purifying gaseous effluents polluted by nitrogen oxides and process for preparing the composition |
| 10/14/1980 | US4227897 Apparatus for recovery of flared condensible vapors |
| 10/14/1980 | US4227891 Scrubbing with plasticizer absorbent, vacuum distillation, distillation |
| 10/14/1980 | US4227890 Process for cooling and drying chlorine gas |
| 10/14/1980 | US4227295 Method of potting the ends of a bundle of hollow fibers positioned in a casing |
| 10/14/1980 | CA1087480A1 Gas scrubber scale and deposit control |
| 10/14/1980 | CA1087394A1 System and method for liquid absorption air conditioning |
| 10/14/1980 | CA1087373A1 Recovery of hydrogen and nitrogen from ammonia plant purge gas |
| 10/07/1980 | US4226839 Roasting calcium carbonate in carbon dioxide atmosphere |
| 10/07/1980 | US4226831 Apparatus for removal of sulfur from gas |
| 10/07/1980 | US4226678 Method and apparatus for the decontamination of a liquid containing contaminants |
| 10/07/1980 | US4226603 Gas distribution device for the supply of a processing gas with adjustable flow direction to an atomizing chamber |
| 10/07/1980 | US4226600 Mercury contamination indicator and decontamination aid |
| 10/07/1980 | CA1087086A1 Process for treating pressurized gases to remove unwanted components |
| 10/07/1980 | CA1086922A1 Purification of chlorine gas |
| 10/07/1980 | CA1086921A1 Exhaust gas scrubbing process |
| 10/07/1980 | CA1086919A1 Recovery of chlorine values from a melt oxidation gas |
| 10/01/1980 | EP0016591A1 Treatment of effluent gases from the manufacture of fertilizer and products obtained thereby |
| 10/01/1980 | EP0016558A1 Vacuum swing adsorption for air fractionation |
| 10/01/1980 | EP0016385A1 Adsorbent gas fractionator and gas fractionation process |
| 10/01/1980 | EP0016290A1 Continuous process for the removal of sulphur dioxide from waste gases, and hydrogen and sulphuric acid produced thereby |
| 09/30/1980 | US4225572 Catalytic iron oxide for lime regeneration in carbonaceous fuel combustion |
| 09/30/1980 | US4225566 Process for performing multiple chemical reactions |
| 09/30/1980 | US4225561 Catalytic converter for transforming polluting gases into non-polluting gases |
| 09/30/1980 | US4225538 Rotor film mass and heat exchanger |
| 09/30/1980 | US4225462 Catalyst for reducing nitrogen oxides and process for producing the same |
| 09/30/1980 | US4225326 Device for separating impurities from gases by means of a washing liquid |
| 09/30/1980 | US4225324 Method of separating gas mixtures particularly for the enrichment of a gas mixture in a component containing uranium 235 |
| 09/30/1980 | US4225323 Ionization effected removal of alkali composition from a hot gas |
| 09/30/1980 | CA1086662A1 Method and apparatus for contacting fluids with solids |
| 09/30/1980 | CA1086661A1 Hollow fiber separatory device |
| 09/30/1980 | CA1086480A1 Sulfur dioxide reduction |
| 09/30/1980 | CA1086479A1 Process for separating substances of different masses, and apparatus and plant for carrying out said process |
| 09/30/1980 | CA1086478A1 Reduction of sulfur dioxide with coal |
| 09/30/1980 | CA1086477A1 Process for so.sub.2 reduction |
| 09/23/1980 | US4224384 Silver catalyzed manganese dioxide hydrogen gas absorber |
| 09/23/1980 | US4224366 Disintegrating barrier sheets; graft polymer of polyacrylonitrile-starch carboxylate salt as absorber |
| 09/23/1980 | US4224292 Catalyst comprising copper or iron compounds supported on hydrated calcium silicate |
| 09/23/1980 | US4224120 Electrolytic method and apparatus for producing magnesium from a salt solution containing magnesium sulphate |
| 09/23/1980 | US4224094 Method and apparatus for simultaneous production of plural hollow fiber devices by winding |
| 09/23/1980 | US4224041 Apparatus for the thermal regeneration of loaded adsorbents |
| 09/23/1980 | US4223614 Plant for the treatment of waste |
| 09/23/1980 | CA1086257A1 Electrolytic trapping of iodine from process gas streams |
| 09/23/1980 | CA1086158A1 Vapor condensing apparatus |
| 09/17/1980 | EP0015428A1 Process and apparatus for separating hydrogen from fluids |
| 09/17/1980 | EP0015413A1 Pressure swing adsorption process for the decomposition or purification of gas mixtures |
| 09/17/1980 | EP0015260A1 Complexes of manganese with substituted phosphines, their preparation and use for sorption of gases and adducts thus obtained. |
| 09/16/1980 | US4222993 Removal of noxious contaminants from gas |
| 09/16/1980 | US4222992 Process for the removal of sulfur oxides from exhaust gases using slurry of red mud containing calcium ion |
| 09/16/1980 | US4222991 Process for removing SOx and NOx compounds from gas streams |
| 09/16/1980 | US4222752 Apparatus for the separation of isotopes by the separating nozzle process |
| 09/16/1980 | US4222750 Oxygen enrichment system for medical use |
| 09/16/1980 | US4222244 Air conditioning apparatus utilizing solar energy and method |
| 09/16/1980 | CA1085808A1 Process for removing sulphur from a gas |
| 09/16/1980 | CA1085747A1 Adsorbent fractionator with fail-safe automatic cycle control and process |
| 09/16/1980 | CA1085715A1 Apparatus for cleaning and/or cooling a gas flow by means of dual blowers |
| 09/16/1980 | CA1085591A1 Compressed air dryer |
| 09/16/1980 | CA1085590A1 Process for the removal of acid gases |
| 09/16/1980 | CA1085582A1 Process for production of fertilizers |
| 09/09/1980 | US4221843 Construction of elliptical metal substrates |
| 09/09/1980 | US4221768 Catalyst for purifying exhaust and waste gases |
| 09/09/1980 | US4221761 Device for the quantitative reduction of nitrogen dioxide in gas mixtures |
| 09/09/1980 | CA1085287A1 Packing element for columns |
| 09/09/1980 | CA1085146A1 Method of fabrication of ceramic elements for the separation of isotopes |
| 09/04/1980 | WO1980001825A1 Asymmetric permeable member |
| 09/03/1980 | EP0015115A1 Process for making partially pyrolyzed polymer particles |
| 09/03/1980 | EP0015106A1 Absorption-desorption system |
| 09/03/1980 | EP0014950A1 Method of recovering anthraquinone disulphonic acid salts from a scrubbing liquor |
| 09/03/1980 | EP0014895A1 A process for producing liquid water |
| 09/03/1980 | EP0014827A1 Process for eliminating ammonia from process waste gases and apparatus for the performance of such process |
| 09/02/1980 | US4220633 Filter house and method for simultaneously removing NOx and particulate matter from a gas stream |
| 09/02/1980 | US4220632 Reduction of nitrogen oxides with catalytic acid resistant aluminosilicate molecular sieves and ammonia |
| 09/02/1980 | US4220625 Exhaust gas control equipment |
| 09/02/1980 | US4220613 Liquid feeder |
| 09/02/1980 | US4220559 High temperature-stable catalyst composition |
| 09/02/1980 | US4220535 Multi-zoned hollow fiber permeator |
| 09/02/1980 | US4220528 Process for disoxidating gas or water |
| 09/02/1980 | US4220505 Separation of hydrogen sulfide from fluid streams |
| 09/02/1980 | US4220489 Method of fabricating a hollow filament separator module |
| 09/02/1980 | US4220478 Method for removing particulate matter from a gas stream and a method for producing a product using the removed particulate matter |
| 09/02/1980 | US4220476 Cement kiln plants |
| 09/02/1980 | US4220194 Scavenging of throttled MSR tube bundles |
| 09/02/1980 | CA1085099A1 Lightweight, closed-cell foam elastomeric elements for use in countercurrent gas-liquid contacting operations |
| 09/02/1980 | CA1084890A1 Silver catalyzed manganese dioxide hydrogen gas absorber |