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