| 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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| 08/17/1982 | CA1129626A1 Processes for separating at least one gas from a gaseous feed mixture by using at least two permeator stages in series |
| 08/11/1982 | EP0057624A2 Process for deodorizing air |
| 08/11/1982 | EP0057468A2 Louver construction for supporting a charge of particulate material |
| 08/11/1982 | EP0057333A1 Cordierite bead catalyst support and method of preparation |
| 08/10/1982 | US4343778 Process for the purification of residual industrial gases containing small quantities of sulfur compounds |
| 08/10/1982 | US4343777 Method of scrubbing acid gases containing polymerizable organic components |
| 08/10/1982 | US4343776 Group viii metal, oxide or aluminate |
| 08/10/1982 | US4343771 Scrubbing sulfur dioxide frow waste gas |
| 08/10/1982 | US4343770 Hydride-forming alloy, catalyst for converting oxygen and hydrogen to water |
| 08/10/1982 | US4343765 Flow over bed of oxidizer which is regenerated by ozone |
| 08/10/1982 | US4343716 1-Secondary or 1-tertiary alkyl or cycloalkyl-hexahydro-2-pyrimidinones and 1-secondary or 1-tertiary alkyl or 1-cycloalkyl-2-imidazolidinones and their use as antifoaming agents |
| 08/10/1982 | US4343629 Process and apparatus for recovering hydrocarbons from air-hydrocarbon vapor mixtures |
| 08/10/1982 | CA1129395A1 Catalyst for purifying gas and method of manufacturing the same |
| 08/10/1982 | CA1129351A1 Filter element of sheets of a flexible, elastic, porous, cellular material and a granular adsorbent |
| 08/10/1982 | CA1129350A1 Filter element of sheets of a flexible, elastic, porous, cellular material and granular absorbent bonded with a pressure-sensitive adhesive |
| 08/10/1982 | CA1129181A1 So.sub.2 scrubbing system for flue gas desulfurization |
| 08/10/1982 | CA1129175A1 Sulfur and sulfur compounds oxidation process |
| 08/05/1982 | WO1982002537A1 Process for preparing carbonaceous material for use in desulfurization |
| 08/05/1982 | WO1982002499A1 Dry bed scavenging hydrogen sulfide from gas |
| 08/04/1982 | EP0057019A2 A process for removing acidic gases from gaseous mixtures |
| 08/04/1982 | EP0056926A1 Waste water recycling and treatment by adsorption of non-biodegradable substances such as humic and sulfonic acids, melanoidine and chlorinated organics on lignite coke, in all kinds of solid-liquid reactors |
| 08/03/1982 | US4342733 Adding phosphorous containing topping agents |
| 08/03/1982 | US4342732 Mixing calcium sulfate and sulfite with calcium bisulfite, precipitation and crystallization |
| 08/03/1982 | US4342731 Method for removing hydrogen sulfide from coke oven gas |
| 08/03/1982 | US4342700 Oxidation-reduction reagents for a wet desulfurization process and a process for preparing same |
| 08/03/1982 | US4342573 Compact oxygen concentrator |
| 08/03/1982 | CA1128875A1 Fluid filter |
| 07/28/1982 | EP0056729A2 Catalysts |
| 07/28/1982 | EP0056584A1 Bifunctional filter for the treatment of waste gas |
| 07/28/1982 | EP0056459A1 Method of removing halogen from the reaction of gases of pyrogenic production of silica |
| 07/27/1982 | US4341747 Oxidation with nitric acid and hydrogen peroxide |
| 07/27/1982 | US4341746 Removal of degradation product from gas treating solution |
| 07/27/1982 | US4341745 Adsorbent of red mud and an alkaline earth metal or aluminum hydroxide |
| 07/27/1982 | US4341539 Thermally regenerative desiccant element |
| 07/27/1982 | US4341536 Method for continuously removing fine dust particles from gases |
| 07/27/1982 | US4341184 Method and device avoiding the pollution of the atmosphere by noxious gases |
| 07/27/1982 | CA1128497A1 Tube sheet accommodating differential expansion |
| 07/27/1982 | CA1128490A1 Ozone control |
| 07/27/1982 | CA1128316A1 Process for synthesis gas mixtures |
| 07/27/1982 | CA1128293A1 Removal of acid gases from a gas mixture |
| 07/22/1982 | WO1982002346A1 Scavenging hydrogen sulfide from hydrocarbon gases |
| 07/22/1982 | WO1982002342A1 Removal of hydrocarbon compositions |
| 07/21/1982 | EP0056246A1 Process for selectively separating and producing ammonia from gas mixtures containing ammonia and hydrogen sulfide |
| 07/21/1982 | EP0056197A1 Process for removal of sulfur from moisture-bearing, sulfur-containing hydrocarbon process streams |
| 07/21/1982 | EP0056180A1 Method and composition for inhibiting the amount of oxidation of sulfite in a sulfite containing aqueous gas scrubber medium |
| 07/20/1982 | US4340572 Process for recovering heat from stack or flue gas |
| 07/20/1982 | US4340505 Coated cylinders |
| 07/20/1982 | US4340400 Fluidized bed filtering and/or heat exchange apparatus particularly for gaseous discharges from internal combustion engines and industrial plants |
| 07/20/1982 | US4340399 Method of removing alkali metal contamination from a gaseous stream |
| 07/20/1982 | US4340398 Pressure swing adsorption recovery |
| 07/20/1982 | US4339883 Process and apparatus for the separation of harmful substances from waste gases, particularly in the drying of wood chips |
| 07/20/1982 | CA1128031A1 Catalyst comprising a metal substrate |
| 07/20/1982 | CA1127979A1 Multiple bed rapid pressure swing adsorption for oxygen |
| 07/20/1982 | CA1127973A1 Catalytic apparatus |
| 07/14/1982 | EP0055962A2 Repressurisation for pressure swing adsorption system |
| 07/14/1982 | EP0055961A2 Repressurization process for pressure swing adsorption system |
| 07/14/1982 | EP0055839A1 Hollow fibre membrane-type fluid separation apparatus |
| 07/14/1982 | EP0055786A1 Process for treating contaminated activated carbon |
| 07/13/1982 | US4339309 Method for removing fluoride contamination from nitric acid |
| 07/13/1982 | US4339248 Spraying paints, polyethers |
| 07/13/1982 | CA1127620A1 Catalyst for oxidation of sulfur dioxide |
| 07/13/1982 | CA1127560A1 Cumene recovery |
| 07/13/1982 | CA1127559A2 Downflow or upflow adsorbent fractionator flow control system |
| 07/13/1982 | CA1127558A2 Downflow or upflow adsorbent fractionator flow control system |
| 07/13/1982 | CA1127557A1 Method of operating a cyclical pressure-swing adsorption installation |
| 07/13/1982 | CA1127556A1 Gas mixture separation apparatus |
| 07/13/1982 | CA1127472A1 Gas separation membranes and process for the preparation thereof |
| 07/13/1982 | CA1127379A1 Process for the removal of acid gases from a gas mixture |
| 07/13/1982 | CA1127378A1 Selective removal of a gaseous component from a multi-component gas stream |
| 07/13/1982 | CA1127377A1 Selective removal of h.sub.2s from an h.sub.2s and co.sub.2 containing gas stream |
| 07/13/1982 | CA1127373A1 Process for treating the residual gas obtained in the production of cyanuric chloride |
| 07/08/1982 | WO1982002151A1 A process of cleaning flue gases from heating plants,and a cleaning plant for carrying out the process |
| 07/07/1982 | EP0055669A1 Repressurization for pressure swing adsorption system |
| 07/07/1982 | EP0055535A1 Fluid purification |
| 07/07/1982 | EP0055497A1 Removal of hydrogen sulphide and carbonyl sulphide from gaseous mixtures |
| 07/07/1982 | EP0055496A1 Method for removing vinyl chloride from an aqueous sluray of polyvinyl chloride particles |
| 07/06/1982 | US4338107 Wash system gas separation |
| 07/06/1982 | US4338103 Scrubber |
| 07/06/1982 | US4338101 Adsorption, desorption, condensation, absorption in liquid, circulation |
| 07/06/1982 | CA1127184A1 Method to selectively recover sodium citrate from an aqueous solution |
| 07/06/1982 | CA1127094A1 Gas chromatographic chamber |
| 07/06/1982 | CA1127072A1 Centrifugal wet gas scrubbing method and apparatus |
| 07/06/1982 | CA1127068A1 Mass transfer equipment |
| 07/06/1982 | CA1126931A1 Hydrogen sulfide concentrator for acid gas removal systems |
| 07/06/1982 | CA1126930A1 Method for treating residue gases proceeding from sulphur removing units and plants for carrying out the said method |
| 07/06/1982 | CA1126929A1 Maintaining the selective removal of h.sub.2s from a variably flowing gas stream containing h.sub.2s and co.sub.2 |
| 06/30/1982 | EP0054941A2 Oxygen enriched gas supply arrangement for combustion |
| 06/30/1982 | EP0054783A1 Process and apparatus for separating hydrogen sulphide and carbon dioxide from a gas mixture |
| 06/30/1982 | EP0054772A1 Process for cleaning a gas stream |
| 06/30/1982 | EP0009038B1 Soluble compound of vanadium used in a method of removing hydrogen sulphide from a gas mixture |
| 06/29/1982 | US4337231 Removal of sulfur dioxide from exhaust gas |
| 06/29/1982 | US4337230 Adding calcium based alkali then decarbonization and oxidation |
| 06/29/1982 | US4337229 Treatment of flue gases |
| 06/29/1982 | US4336769 Integral vapor generator/gasifier system |
| 06/24/1982 | WO1982002038A1 Treatment of flue gases |
| 06/23/1982 | EP0054472A1 Catalyst and process for engine flue gas treatment |
| 06/23/1982 | EP0054257A2 Odor absorbing compositions |
| 06/23/1982 | EP0054020A1 A device for the diffusion of substances between two fluids via semipermeable membranes |
| 06/23/1982 | EP0054019A1 A device for the diffusion of substances between two fluids via semipermeable membranes |
| 06/22/1982 | US4336233 Removal of CO2 and/or H2 S and/or COS from gases containing these constituents |