| 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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| 08/21/1979 | CA1060634A1 Method for purifying industrial exhaust gases |
| 08/21/1979 | CA1060633A1 Process for regenerating absorbing solution used for exhaust gas purification |
| 08/21/1979 | CA1060623A1 Contact packing |
| 08/21/1979 | CA1060605A1 Regenerated cellulose softener recovery method and apparatus |
| 08/14/1979 | US4164556 Reduction with methanol |
| 08/14/1979 | US4164555 Pollution control system and method for the removal of sulfur oxides |
| 08/14/1979 | US4164554 Method for converting calcium sulfoxy compounds into calcium carbonate compounds |
| 08/14/1979 | US4164549 Lime scrubbing process for sulfur dioxide removal from gases |
| 08/14/1979 | US4164548 Process for removing SO2 from gases |
| 08/14/1979 | US4164547 Sulfur dioxide reactant scrubber and fly ash, computer monitoring, ph control, circulation |
| 08/14/1979 | US4164546 Contacting mixture of nitrogen oxide sulfur dioxide and oxygen with ammonia under oxidizing conditions, copper or vanadium oxide catalyst, contacting catalyst with reducing gas |
| 08/14/1979 | US4164545 Use of manganese dioxide absorbent in treating waste gases |
| 08/14/1979 | US4164544 Using sintered manganese oxide-aluminum oxide pellets, regeneration of desulfurization agent by heating in oxidizing gas |
| 08/14/1979 | US4164543 Process for regenerating brines containing sodium sulfites and sulfates |
| 08/14/1979 | CA1060431A1 Liquid distributor for thin-film, tube-bundle apparatus |
| 08/14/1979 | CA1060337A1 Tower packing saddle |
| 08/14/1979 | CA1060184A1 Method for reducing molybdenum trioxide content of cases issuing from reactors containing molybdenum-based catalysts |
| 08/14/1979 | CA1060183A1 Process for treating gases containing sulphur compounds |
| 08/14/1979 | CA1060182A1 Method for removal of gaseous sulfur and nitrogen compounds from gas streams |
| 08/14/1979 | CA1060166A1 Shaping and heat treating compositions of decomposable aluminium compounds |
| 08/09/1979 | WO1979000516A1 Soluble compound of vanadium |
| 08/07/1979 | US4163776 Multistage removal of sulfur oxides |
| 08/07/1979 | US4163648 Process for separation of ammonia and carbon dioxide |
| 08/07/1979 | US4163373 Device for extracting moisture from a space |
| 08/07/1979 | CA1059976A1 Exhaust gas reduction and catalysts and method of making same |
| 08/07/1979 | CA1059927A1 Gas purification method and apparatus |
| 08/07/1979 | CA1059765A1 Process for purifying gases produced by gasification of solid or liquid fossile fuels, by treatment with water vapor and oxygen under superatmospheric pressure |
| 08/07/1979 | CA1059736A1 Method of producing fibre-containing building members |
| 08/07/1979 | CA1059731A1 Method for the operation of a plant in which sulphur oxides are accepted in combination with a plant for the conversion of sulphur dioxide |
| 07/31/1979 | US4163044 Absorbing with an alkali metal hydroxide, treatment with hydrogen peroxide to produce environmentally harmless reaction products |
| 07/31/1979 | US4163043 Treatment with ammonia and alkali metal hydroxide to form sulfides and carbonates, reaction with copper oxide to form copper sulfide, roasting |
| 07/31/1979 | US4162986 Transitional metal compounds reacted with organic carboxylic and sulfonic acids, oxidation |
| 07/31/1979 | US4162934 Method of producing sorption bodies |
| 07/31/1979 | US4162903 Washing, stripping |
| 07/31/1979 | US4162901 Vortex gas separator |
| 07/31/1979 | CA1059663A1 Metal cyanide complex compound disposal |
| 07/31/1979 | CA1059429A1 Gas-liquid scrubber with resilient flexible grids |
| 07/25/1979 | EP0003207A1 Processes and apparatuses for drying pulverulent metallic waste such as sludge and chips |
| 07/25/1979 | EP0003022A1 Multi-chamber adsorbent gas fractionator with non-jamming shuttle valve |
| 07/24/1979 | US4162299 Scrubbing with an aqueous solution of an aluminate and aluminum sulfate or alum |
| 07/24/1979 | US4162298 Method of immobilizing carbon dioxide from gas streams |
| 07/24/1979 | US4162289 Filter unit for avoiding environmental pollution in cemeteries |
| 07/24/1979 | US4162235 Redox catalysts of platinum group metals |
| 07/24/1979 | US4162207 Process for the conversion of sulfur dioxide |
| 07/24/1979 | US4162150 Apparatus for separating water and steam in a nuclear steam generator |
| 07/24/1979 | US4162146 Multi-chamber adsorbent gas fractionator with non-jamming effluent flow control valve |
| 07/24/1979 | CA1059159A1 Anisotropic cordierite monolith |
| 07/24/1979 | CA1059040A1 Oxygen enriched air |
| 07/24/1979 | CA1059039A1 Flow reversing regenerative air dryer |
| 07/24/1979 | CA1058830A1 Removal of nitrogen oxides in form of ammonium sulfate from nitrogen oxides-containing gas |
| 07/24/1979 | CA1058829A1 Removal of nitrogen oxides from gas containing same by conversion to harmless nitrogen |
| 07/17/1979 | US4161426 Absorbents |
| 07/17/1979 | CA1058605A2 Catalysts, apparatus, and process using same |
| 07/17/1979 | CA1058383A1 Endothermal carbon dioxide absorption |
| 07/11/1979 | EP0003003A1 System and method for dispensing volatile airtreating agents |
| 07/11/1979 | EP0002880A2 Regeneration of an absorbent liquid |
| 07/11/1979 | EP0002791A1 Conversion of hydrocarbons and carbon monoxide in exhaust gas streams |
| 07/10/1979 | US4160810 Removal of acid gases from hot gas mixtures |
| 07/10/1979 | US4160805 Boiler containing denitrator |
| 07/10/1979 | US4160744 Coating iron hydroxides or oxides with aluminum sulfate |
| 07/10/1979 | US4160651 Methods of treating a gaseous mixture of adsorption |
| 07/10/1979 | CA1058143A1 Activation of water soluble amines by halogens for trapping radioiodine from air streams |
| 07/10/1979 | CA1057950A1 Continuous air drying in alternate dessicating towers |
| 07/10/1979 | CA1057935A1 Process for the production of sulfur from mixtures of hydrogen sulfide and fixed nitrogen compounds |
| 07/03/1979 | US4160059 Adsorptive nonwoven fabric comprising fused fibers, non-fused fibers and absorptive material and method of making same |
| 07/03/1979 | US4160013 Process for the oxidation of nitric oxide to nitrogen dioxide |
| 07/03/1979 | US4160009 Boiler apparatus containing denitrator |
| 07/03/1979 | CA1057736A1 Method and apparatus for performing reactions in a substantially horizontal elongated tubular reactor allowing substantially plug-flow of fluids therethrough |
| 07/03/1979 | CA1057728A1 Spill control composition and use thereof |
| 06/27/1979 | EP0002636A1 Process for fixing iodine and its industrial preparation |
| 06/27/1979 | EP0002568A1 Mass transfer apparatus and its use |
| 06/26/1979 | US4159310 Process for recovering aluminum and other metal values from fly ash |
| 06/26/1979 | CA1057229A1 Reclamation apparatus |
| 06/26/1979 | CA1057029A1 Method and apparatus for purifying blister furnace effluent |
| 06/26/1979 | CA1057028A2 Process for producing sulfur from sulfur dioxide |
| 06/26/1979 | CA1057026A1 Reduction of aqueous thiosulfate solutions |
| 06/19/1979 | US4158702 Gas cleansing means |
| 06/19/1979 | US4158643 Catalytic carbon for oxidation of carbon monoxide in the presence of sulfur dioxide |
| 06/19/1979 | CA1056797A1 Catalyst for purification of waste streams |
| 06/19/1979 | CA1056715A1 Grids for fluid contact apparatus |
| 06/19/1979 | CA1056578A1 Method and apparatus for removing pollutants from a gaseous mixture |
| 06/13/1979 | EP0002422A1 Filtration device |
| 06/13/1979 | EP0002325A1 A compressed air dehumidifier |
| 06/13/1979 | EP0002235A1 Vertical separator for a mixture of vapour and liquid |
| 06/12/1979 | US4158045 Scrubbing with hexamethylenetetramine, ammonium hydroxide and ammonia |
| 06/12/1979 | US4158044 Reacting nitric oxide with a ferrous chelate complex to form a nitrosyl ligand |
| 06/12/1979 | US4157988 Method and composition for removing sulfur dioxide from flue gases |
| 06/12/1979 | CA1056127A1 Removal of sulfur compounds from gas streams |
| 06/09/1979 | WO1979000642A1 A device preferably for driers for compressed air |
| 06/05/1979 | US4157380 Recovery of hydrogen chloride and chlorine from chlorine-containing organic wastes |
| 06/05/1979 | US4157376 Anion-exchange polymer fibers, regenerated with water |
| 06/05/1979 | US4157375 In situ zeolitic catalyst |
| 06/05/1979 | US4157374 Disposal of waste gases from production of aluminum chloride |
| 06/05/1979 | US4157316 Catalytic exhaust systems, oxidation and reduction, alumina, platinum, metal oxide |
| 06/05/1979 | US4157315 Silica and nickel, chromium, copper or alloy |
| 06/05/1979 | US4157248 Method for treating gaseous nuclides and gas system for ventilating tanks containing radioactive liquid |
| 06/05/1979 | US4157247 Corrosion control process |
| 06/05/1979 | CA1055920A1 Supported cobalt sulfate desulfurization catalyst |
| 06/05/1979 | CA1055858A1 Discharge apparatus for filter assembly for radioactive contaminants |
| 06/05/1979 | CA1055856A1 Separation of gases |