| 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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| 05/24/1983 | US4385039 Process for removal of sulfur oxides from waste gases |
| 05/24/1983 | US4385032 Catalytic waste gas converter for combustion machines |
| 05/24/1983 | US4385031 Catalytic waste gas converter for combustion machines |
| 05/24/1983 | US4384924 Method of separating acids and bases which have been carried along in the vapors formed during distillation |
| 05/24/1983 | US4384891 Contains carbon, iron and at least one platinum metal |
| 05/24/1983 | US4384875 Process and installation for regenerating an absorbent solution containing gaseous compounds |
| 05/24/1983 | US4384850 Recirculating air heater |
| 05/24/1983 | US4384549 Boilers |
| 05/24/1983 | CA1146874A1 Gas-venting filter for collection appliance |
| 05/24/1983 | CA1146873A1 Process for improving a gas containing a minor amount of sulfur dioxide impurity and producing a hydrogen sulfide-rich gas |
| 05/24/1983 | CA1146872A1 Purification of hydrogen |
| 05/18/1983 | EP0079171A1 Non-catalytic process for reducing no emissions of combustion effluents |
| 05/18/1983 | EP0078966A2 Molecular sieve of zeolite for the production of hydrogen by pressure-swing adsorption |
| 05/18/1983 | EP0078904A2 Method and apparatus for recovering calcium chloride from spent absorbent liquid in exhaust gas desulfurization process |
| 05/17/1983 | US4383975 Housing holders for coiled screen catalyst supports; automobile catalytic converters |
| 05/17/1983 | US4383974 Catalytic waste gas converter for combustion machines |
| 05/17/1983 | US4383956 Casting a polymer containing a leachable substance, leaching to form a porous structure |
| 05/17/1983 | US4383838 Process and apparatus for cleaning solvent-containing exhaust air |
| 05/17/1983 | CA1146339A1 Method and apparatus for physical and chemical treatment of a gaseous flow |
| 05/11/1983 | WO1983001631A1 Heat recovery in aluminium-melting works |
| 05/11/1983 | EP0078690A2 Process for the reduction of the sulfur content in a gaseous stream |
| 05/11/1983 | EP0078576A1 Process for removing hydrogen sulphide from process gases using solid acceptors, process for cyclic regenerating the used acceptors at high temperature, as well as process for preparing acceptors, which are suitable for this process |
| 05/11/1983 | EP0078412A2 Method and apparatus for regenerating physically acting organic washing liquors |
| 05/11/1983 | EP0078379A2 Use of desiccant means in an insulating glazing or the like, and a spacer profile filled with the desiccant means |
| 05/11/1983 | EP0078268A1 Device for determining the efficiency of plates of distillation and/or absorption columns. |
| 05/10/1983 | USRE31236 Method of removing sulfur dioxide from combustion exhaust gas |
| 05/10/1983 | US4382918 Method of removing hydrogen sulfide from gases utilizing a stabilized iron chelate solution |
| 05/10/1983 | US4382913 Process and an agent for the adsorption and catalytic decomposition of foul-smelling intestinal gases |
| 05/10/1983 | US4382912 Selective combusting of hydrogen sulfide in carbon dioxide injection gas |
| 05/10/1983 | US4382901 Mass transfer equipment |
| 05/10/1983 | US4382879 Material for adsorbing iodine and method for preparing thereof |
| 05/10/1983 | US4382323 Method for manufacturing a wound foil structure comprising distinct catalysts |
| 05/10/1983 | CA1146294A1 Block-copolymers vinyltrialkylsilane- hexaorganocyclotrisiloxane and method for producing same |
| 05/10/1983 | CA1146117A1 Device for separating gaseous mixture of substances |
| 05/10/1983 | CA1146095A1 Process for the separation of contaminants from feed streams using magnetic beds |
| 05/10/1983 | CA1146091A1 Adsorption device having a synthetic wall material which is corrosion and diffusion resistant |
| 05/04/1983 | EP0078118A2 Centrifugal gas-liquid contact apparatus |
| 05/03/1983 | US4382011 Melt of sodium and aluminum sulfides |
| 05/03/1983 | US4382010 Scrubbing with sodium aluminate-sodium oxide maxture |
| 05/03/1983 | US4381991 Absorption by magnesium oxide and lanthanum, cerium, praseodymium, samarium, or dysprosium |
| 05/03/1983 | US4381929 Active chorcoal open-cell foam; internal combustion engines; gas flow |
| 05/03/1983 | US4381590 Soldering a wound, corrugated steel sheet to a flat steel sheet |
| 05/03/1983 | CA1145685A1 Discharge apparatus for removing granular filter material from a filter housing and a filter apparatus having same |
| 05/03/1983 | CA1145683A1 Gas phase separation system |
| 04/29/1983 | EP0067812A4 Scavenging hydrogen sulfide from hydrocarbon gases. |
| 04/28/1983 | WO1983001437A1 Flowing melt layer process for production of sulfides |
| 04/28/1983 | WO1983001396A1 Improved fluorescent lamp crusher |
| 04/27/1983 | EP0077524A1 Process for lowering the ignition temperature of diesel-oil soot |
| 04/27/1983 | EP0077519A1 Apparatus for regaining hydrocarbons |
| 04/27/1983 | EP0077510A2 Absorbent material for water, aqueous solutions and aqueous body fluids |
| 04/27/1983 | EP0077492A2 Process and apparatus to regulate the NH3 content of the wash liquor whilst washing gases |
| 04/27/1983 | EP0077424A1 Process for removing nitrogen oxides from a gas stream |
| 04/26/1983 | US4381408 Method and apparatus for extraction of airborne amine compounds |
| 04/26/1983 | US4381190 Process for drying and compressing chlorine gas |
| 04/26/1983 | US4381189 Pressure swing adsorption process and system |
| 04/26/1983 | CA1145118A1 Method of dry scrubbing reaction products resulting from flame burning |
| 04/20/1983 | EP0077170A1 Process for removal of nitrogen oxides and sulfur oxides from waste gases |
| 04/19/1983 | US4380665 Hydrolysis to 1,3-dimethylurea, alumina |
| 04/19/1983 | US4380586 Method and apparatus for photometrically monitoring low level concentration of hydrogen sulfide in alkanol amine |
| 04/19/1983 | US4380510 Method of making layered catalysts |
| 04/19/1983 | US4380501 Gas scavenger agents for containers of solid chloroisocyanurates |
| 04/19/1983 | US4380491 Spray nozzle assembly for spray dryer |
| 04/19/1983 | US4380460 Gas separation apparatus |
| 04/19/1983 | US4380458 Novel desiccant |
| 04/19/1983 | US4380457 Separation of air |
| 04/19/1983 | CA1144873A1 Solvent recovery installation |
| 04/19/1983 | CA1144872A1 Gas recovery process |
| 04/13/1983 | EP0076683A1 Apparatus and method for controlling the pH of a continuous process stream |
| 04/13/1983 | EP0076614A1 Removal of malodorant compositions from the waste gas streams of a Stretford process |
| 04/12/1983 | USRE31204 Sprinkler flow control systems |
| 04/12/1983 | US4379750 Fluid-solids contact device and improved fluid distributor |
| 04/12/1983 | CA1144502A1 Pollutants control in cracking system using a combustion promoter |
| 04/12/1983 | CA1144345A1 Method for removing sulfur oxides from a hot gas |
| 04/12/1983 | CA1144344A1 Control of pollutants in gases |
| 04/06/1983 | EP0075730A1 Process for the recovery of iodine values from gaseous effluents derived from carbonylation reactions |
| 04/06/1983 | EP0075663A2 Process and apparatus for producing highly pure nitrogen |
| 04/05/1983 | US4379130 Process for regenerating scrubbing solutions |
| 04/05/1983 | US4379129 Method of decomposing ozone |
| 04/05/1983 | US4379036 Continuous electrochemical ammonia scrubber |
| 04/05/1983 | US4378982 Compact oxygen concentrator |
| 04/05/1983 | US4378981 Hollow fiber membrane extending through polymer sheet |
| 04/05/1983 | US4378977 Removal of undesired gaseous components from hot waste gases |
| 04/05/1983 | CA1144148A1 Exchanger for heat and/or moisture |
| 04/05/1983 | CA1144085A1 Method of separating fluids by permeation |
| 04/05/1983 | CA1144079A1 Apparatus for removing nox and for providing better plant efficiency in combined cycle plants |
| 04/05/1983 | CA1143926A1 Treatment of blast furnace off-gas |
| 03/30/1983 | EP0075536A1 Process for the adsorptive removal of organic materials from waste vapours |
| 03/30/1983 | EP0075431A1 Method of separating one gas from a mixture of gases |
| 03/30/1983 | EP0075124A2 Catalyst for the combustion of noxious substances in waste gases of combustion engines operating on alcohol, process for the preparation of the catalyst and its use |
| 03/30/1983 | EP0075105A1 Arrangement with an air dryer for compressed air systems |
| 03/29/1983 | US4378400 Polyimide polymer film |
| 03/29/1983 | US4378338 Titanium oxide, with vanadium and magnesium oxides and/or sulfates |
| 03/29/1983 | US4378307 Cerium, platinum and/or palladium, iridium and/or rhodium on refractory support |
| 03/29/1983 | US4378292 Fixed bed multiple zone fluid-solids contacting apparatus |
| 03/29/1983 | US4378235 Scrubbing media for removing volatile organic material from paint spray booths |
| 03/29/1983 | CA1143666A2 Gas cleaning system |
| 03/29/1983 | CA1143659A1 Apparatus for removing nox and for providing better plant efficiency in simple cycle combustion turbine plants |
| 03/23/1983 | EP0074894A1 Process for the purification of a gaseous mixture containing undesirable gaseous compounds |
| 03/23/1983 | EP0074815A2 Multiple zone fluid-solids contacting apparatus |
| 03/23/1983 | EP0074772A2 Preparation of a calcium sulfate anhydrite material of low chloride content |