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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08/20/1985 | US4536381 Process for the removal of H2 S and adjustment of the H2 /CO ratio in gaseous streams containing hydrogen sulfide, carbon monoxide, and hydrogen |
08/20/1985 | US4536198 Dual columnn dessicant dehumidifier and dehydrator |
08/20/1985 | US4536197 Process and apparatus for removing adsorbed material from an adsorber |
08/20/1985 | US4536196 Palladium or palladium alloy coated with transition metals of groups iv b, v b, vi b |
08/20/1985 | US4535622 Non-clogging deposit monitor |
08/20/1985 | US4535551 Transfer apparatus |
08/20/1985 | CA1192154A1 Microorganism inhibition of frost damage to plants |
08/20/1985 | CA1192146A1 Adsorbent fractionator with automatic temperature- sensing cycle control and process |
08/20/1985 | CA1192141A1 Concentration of organic chemicals from dilute aqueous solutions |
08/20/1985 | CA1192023A1 Process for hydrodesulfurizing a gas containing oxygen and sulfur organic compounds |
08/20/1985 | CA1192022A1 Sulfur dioxide reduction process |
08/15/1985 | WO1985003456A1 Methods of and apparatus for recovering a constituent of a process effluent |
08/15/1985 | WO1985003455A1 Method for stripping noxious gas substances contained in flue gas |
08/14/1985 | EP0151431A2 Process and apparatus for heating a liquid in a non-polluting way |
08/14/1985 | EP0151398A1 Process and apparatus for exhaust gas desulfurization in heating installations using fuel oil |
08/14/1985 | EP0151237A2 Continuously working sorption type apparatus and method for its operation |
08/14/1985 | EP0151234A2 Filtering device for filtering waste gas or water |
08/14/1985 | EP0151186A1 Method and apparatus for separating mixed gas |
08/13/1985 | US4535072 Absorbent for treating gases containing the materials used for semiconductor products and process of treating such gases with the same |
08/13/1985 | US4534944 Mercury vapor suppressant |
08/13/1985 | US4534865 Method and apparatus for reducing levels of organics in liquids |
08/13/1985 | US4534778 Installation for injecting a powdery material, particularly an adsorbent material, into a contact column |
08/13/1985 | US4534777 Gas separation apparatus |
08/13/1985 | US4534775 Air treatment filter element and air treatment filter |
08/13/1985 | US4534346 Pressure swing cycle for the separation of oxygen from air |
08/13/1985 | US4534178 Method and apparatus for removing condensate and oil particles from a stream of compressed air used in the production of snow |
08/07/1985 | EP0150900A1 Gas-liquid contact apparatus and method of making it |
08/07/1985 | EP0150699A2 Multicomponent gas separation membranes having polyphosphazene coatings |
08/07/1985 | EP0150573A1 Process for producing finely divided limestone |
08/07/1985 | EP0150485A1 Process for the conversion of nitrogen oxides in flue gases |
08/07/1985 | EP0150282A1 Process for removal of sulfurdioxide from flue gases |
08/07/1985 | EP0150230A1 Inhibitors for acid gas conditioning solutions |
08/06/1985 | US4533584 Heat exchanging, filtration, packaging |
08/06/1985 | US4533532 Carboxylic acid activated dry calcium absorbent method for removing sulfur dioxide from a flue gas |
08/06/1985 | US4533531 Exhaust fume desulfurization process |
08/06/1985 | US4533530 Process for the separation of volatile chlorine compounds from the exhaust gases resulting from the chlorination of titanium-containing raw materials |
08/06/1985 | US4533529 Sulfur recovery process |
08/06/1985 | US4533522 Apparatus for the desulfurization of flue gases |
08/06/1985 | US4533440 Potential difference between redox and reference electrodes |
08/06/1985 | US4533373 Rectification; vaporization; scrubbing; preferential desulfurizati |
08/06/1985 | US4533365 Process for the separation and recycling of NOx gas constituents through adsorption and desorption on a molecular sieve |
08/06/1985 | CA1191446A1 Column for contacting a slurry with a gas and tray for use in such a column |
08/06/1985 | CA1191334A1 Reactor for dry flue gas desulfurization |
08/06/1985 | CA1191333A1 Process for the selective removal of hydrogen sulfide from gaseous streams |
08/06/1985 | CA1191331A1 Method and apparatus for regulating the nh in3 xx content in scrubbing liquid used in a gas scrubbing process |
08/01/1985 | WO1985003282A1 Method and composition for removing sulfides from industrial gas |
08/01/1985 | WO1985003241A1 Filler or a support for catalytically active substances, a process for producing said filler or support, a catalyst produced from said support, and the use of said catalyst |
08/01/1985 | WO1985003240A1 Catalytic exhaust emission control device and method of making it |
08/01/1985 | WO1985003239A1 Fine particles with a surface coating of metal or metal compound, particulalrly a catalytically active substance, and a method of producing them |
08/01/1985 | WO1985003238A2 Process for stripping nitrogen oxides and sulphur oxides as well as optionally other noxious elements of flue gas from combustion plants |
07/31/1985 | EP0149988A2 Polyphosphazene gas separation membranes |
07/31/1985 | EP0149966A1 Catalyst for treating waste gases |
07/30/1985 | US4532119 Catalytic desulfurization of industrial waste gases |
07/30/1985 | US4532118 Process for removal of hydrogen sulfide from gases |
07/30/1985 | US4532117 Contacting aqueous washing solution containing metal and complexing agent with aliphatic dialdehyde bactericide |
07/30/1985 | US4532116 Passing gas into scrubbing zone upwardly countercurrent to absorbent solution, cooling to form condensate containing secondary amine absorbent |
07/30/1985 | US4532115 Method for removal of poisonous gases |
07/30/1985 | US4532114 Purification of geothermal steam containing boron, arsenic or mercury |
07/30/1985 | US4532086 Vertically disposed parallel layers; criss-cross flow channels |
07/30/1985 | US4531955 Reducing size of separator |
07/30/1985 | US4531953 Sublimation of amine compounds on activated carbon pore surfaces |
07/30/1985 | US4531951 Extruding solution of thermoplastic material and blowing agent into confined area while volatilizing, withdrawing air stream containing blowing agent, concentrating, liquefying, separating from vapor, recovering for reuse |
07/30/1985 | US4531950 Grinding scrap in enclosed area, withdrawing air stream containing released blowing agent, concentrating, liquefying, separating from vapor, recovering for reuse |
07/24/1985 | EP0149463A2 Process for eliminating foreign matter from a waste heat stream |
07/24/1985 | EP0149307A2 Fluid treating |
07/23/1985 | US4530827 Solvent scrubbing gas from Claus process |
07/23/1985 | US4530822 Gas/liquid contact processes |
07/23/1985 | US4530817 Air purification |
07/23/1985 | US4530706 Molecular sieve material between detector and covered shell |
07/23/1985 | US4530705 Cyclic gas separator |
07/23/1985 | US4530704 Using aqueous solution containing piperazinone or morpholinone compound |
07/23/1985 | US4530703 Cross-linked polyarylene oxide membranes |
07/23/1985 | CA1190913A1 Recovery of precious metal |
07/23/1985 | CA1190867A1 Device especially designed to save energy in the regeneration of active charcoal containing adsorbed solvents |
07/23/1985 | CA1190724A1 High efficiency continuous separation process |
07/23/1985 | CA1190723A1 Method of removing sulfur oxides and nitrogen oxides by dry process |
07/17/1985 | EP0148796A2 Recipient for the elimination of one or more constituants from a fluidum, especially adsorption recipient |
07/17/1985 | EP0148741A1 Process and device for the thermal treatment of flue gases from a boiler system |
07/17/1985 | EP0148607A1 Use of nucleating agents for enhancement of efficiency of acid gas scrubbing processes |
07/17/1985 | EP0148604A1 Process for recovery of copper inhibitors in the recovery of CO2 from flue gases |
07/17/1985 | EP0148469A2 Process and apparatus for separating noxious gases from a fume |
07/17/1985 | EP0148358A2 Catalyst for burning and converting gases and higher hydrocarbons, device for the reduction of nitrogen oxides, and off-gass afterburner with such a catalyst |
07/17/1985 | EP0148261A1 METHOD FOR LOWERING THE NO x? CONCENTRATION IN EXHAUST GAS. |
07/17/1985 | EP0148183A1 Gas treating apparatus and process |
07/16/1985 | US4529718 Alumina coating compositions for catalyst supports and process for their formulation |
07/16/1985 | US4529577 Oxygen/nitrogen production with molten alkali salts |
07/16/1985 | US4529574 Lithium doped magnesium, aluminum oxides |
07/16/1985 | US4529502 Sulfur oxide acceptance from a flue gas |
07/16/1985 | US4529424 Cryogenic process for fractionally removing acidic gases from gas mixtures |
07/16/1985 | US4529421 From coal and automobiles |
07/16/1985 | US4529420 Method for drying gas and device for the implementation thereof |
07/16/1985 | US4529417 Isothermal absorption |
07/16/1985 | US4529416 Gas separation kinetics in commercial pellets |
07/16/1985 | US4529415 Gaseous separation apparatus and process |
07/16/1985 | US4529413 Recovering dessicant-antifreeze from admixture with water and hydrogen sulfide |
07/16/1985 | US4529412 Process for obtaining high concentration argon by pressure-swing-adsorption |
07/16/1985 | US4529411 Absorption by a permeable membrane |
07/16/1985 | US4528817 Purifying geothermal steam |
07/16/1985 | US4528811 Closed-cycle gas turbine chemical processor |
07/16/1985 | CA1190535A1 Catalyst composition and method for its manufacture |