Patents
Patents for B01D 5 - Condensation of vapours; Recovering volatile solvents by condensation (6,514)
11/1991
11/13/1991CN1014716B Plant for pyrolysis of waste material
11/12/1991US5064505 Low-pressure desalinization device
11/12/1991CA2042345A1 Suspension deaerating process and apparatus
11/12/1991CA1291871C Condensation process for water vapor that is under a vacuum
11/05/1991US5062927 Condensing vapor on vertical membrane
10/1991
10/31/1991DE4013409A1 Multistage condensation plant for removing wastes from exhaust air - plants removes solvents and volatile materials from air from the cleaning of tanks and road tankers
10/23/1991EP0452359A1 Water distilling method and apparatus
10/22/1991US5059287 Home use
10/17/1991DE4011877A1 Heat pump procedure for distn. and drying - has semiconductor heat pump to evaporate and condense liq. in system which requires little maintenance and can be operated by solar power
10/15/1991US5057191 Disposal by controlled evaporation
10/12/1991WO1991015292A1 Active composite and its use as reaction medium
10/03/1991WO1991014487A1 Solar still assembly
10/02/1991DE3936834A1 Solvent recovery process during continuous audio- or video-tape mfr.
10/02/1991CN2085677U Cold-sucking type complete device for recovering oil and gas
10/01/1991US5053110 Solar water distillation system
09/1991
09/19/1991WO1991014142A1 An apparatus for collecting a volatile condensate and for separating non-condensible gas therefrom
09/19/1991WO1991013668A1 Organic vapor containment system for open tanks and containers
09/18/1991EP0446229A1 Method and apparatus for separating non-condensable gases from vapor
09/11/1991EP0445203A1 Packing in or for a vessel.
09/10/1991US5047123 Apparatus for clarifying liquids
08/1991
08/29/1991CA2037177A1 Water degasification and distillation apparatus
08/28/1991CN1013641B Method and apparatus for treating process gases
08/21/1991WO1991013290A1 Emissionless furnace boiler system
08/21/1991EP0442146A1 Process for recovery of hydrocarbons
08/21/1991CA2076373A1 Emissionless furnace boiler system
08/14/1991EP0441194A2 Apparatus for obtaining treated liquid in form of a condensate from an untreated liquid
08/08/1991WO1991011670A1 Interface fluid heat transfer system
08/08/1991WO1991011238A1 Vacuum distillation using suction apparatus
08/08/1991DE4003446A1 Producing cold and power from heat-pump - operated with binary fluids to utilise low-grade available heat
08/07/1991EP0439731A1 Process for the thermal separation of a water/oil-emulsion
08/01/1991DE4002591A1 Volatile solvent extn. from waste in two=stage(s) - involves mixing with free-flowing absorbent solids
08/01/1991DE4002123A1 Verfahren und vorrichtung zur rueckgewinnung von kohlenwasserstoffen aus einem gas-luft-gemisch Method and apparatus for the recovery of hydrocarbons from a gas-air mixture-
07/1991
07/30/1991US5035730 Mist recovery apparatus with twisted strip inserted pipes
07/30/1991US5035117 Thermal engine driven heat pump for recovery of volatile organic compounds
07/26/1991WO1991011240A1 Process and device for recovering hydrocarbons from a gas-air mixture
07/26/1991CA2049996A1 Process and device for recovering hydrocarbons from a gas-air mixture
07/25/1991DE4001710A1 Removing condensable and sublimable cpds. from gases - by regenerating two=stage cooling, with intermediate mist removal, then warming to ambient temp.
07/25/1991DE4001330A1 Heat exchanger for recovery of dry-cleaning solvents - uses liq. nitrogen vaporising to condense methyl chloride solvent
07/23/1991US5033541 Double pass tandem cooling aerosol condenser
07/23/1991CA1286729C Thermal electric vapor trap arrangement and method
07/16/1991US5032143 Purification
07/11/1991WO1991009659A1 Water distillation apparatus
07/11/1991WO1991009658A1 Improved still and method
07/09/1991US5030327 Quiescent liquid, rising gas bubble stream, boiling, channeling bubble stream, heat exchanging, condensation
07/09/1991US5030262 Air vapor trap and drain therefore
07/03/1991EP0434805A1 Method of and apparatus for purifying a liquid
07/02/1991US5027720 Emissionless furnace boiler system
06/1991
06/27/1991WO1991008812A1 Process and device for separating solvents and oils
06/27/1991DE3941713A1 Compressed air cool-drying - uses auxiliary heat exchanger transferring heat from incoming feed gas to emerging dried gas
06/23/1991WO1991009664A1 Process and apparatus for removal of impurities from flue gases
06/23/1991CA2071891A1 Process and apparatus for removal of impurities from flue gases
06/19/1991EP0432964A1 Vapor recovery system
06/19/1991EP0432396A1 Condenser/membrane permeater
06/12/1991CN1052056A Condenser/membrane permeater
06/11/1991CA1284773C Gas-water separator
06/05/1991EP0430838A1 Porous condensator, distillation apparatus, and its application for the treatment of liquid pig manure
06/04/1991US5021128 Water distillation system and method with controls
06/04/1991US5020588 Method and apparatus for simultaneous heat and mass transfer utilizing a plurality of gas streams
05/1991
05/31/1991CA2026710A1 Condenser/membrane permeater
05/30/1991WO1991007225A1 Condensation of metal vapours in a fluidized bed
05/29/1991EP0428711A1 Method and apparatus for clarifying liquids
05/28/1991US5019218 Vacuum distillation process
05/21/1991US5017351 Air treatment, circulation
05/21/1991US5017240 Vapor treatment facilities for petroleum storage tank cleaning
05/08/1991DE3937017A1 Peltier cooling block with size-related outputs - transmits heat to volatile liq. via heat exchanger in closed circuit
05/08/1991DE3936977A1 Cooling device for extracting humidity from air - uses Peltier elements between hot and cold plates supported above condensate collection tank
04/1991
04/30/1991US5011571 Evaporation
04/30/1991CA1283600C Abatement of vapors from gas steams by solidification
04/17/1991EP0423039A1 Process and device for decontaminating solid materials
04/17/1991EP0422509A1 Method and apparatus for degasing plants, which emit exhaust air with organic compounds
04/17/1991CN2075099U Device for recovering gaseity solvent in baking varnish stove
04/17/1991CN1012357B Method for recovery of cyanide
04/16/1991US5007179 Cold air lock vapor seal for process solvent vapor recovery and control
04/13/1991CA2027474A1 Solid products decontamination apparatus and process
04/09/1991US5006138 Pollution control; closed cycle refrigeration system to condense hydrocarbons or chemical from air mixture
04/04/1991WO1991004357A1 Cold air lock vapor seal for process solvent vapor recovery and control
03/1991
03/26/1991CA1281995C Process for the recovery of hydrogen/heavy hydrocarbons from hydrogen-lean feed gases
03/21/1991WO1991003295A1 Method for fractional condensation of acid combustion gas components and apparatus for executing the method
03/20/1991EP0417592A2 Device and process of the recuperation of solvents
03/20/1991EP0417591A2 Solvent condenser for a solvent recuperation device
03/13/1991EP0417004A1 Process for maintaining the pressure within a two-phase product storage under a pre-determined limit during the filling and associated condensation installation
03/09/1991CA2024913A1 Process to maintain withing a predetermined limit the pressure in a dual liquid/vapor phase product storage during the filing process of said storage, and associated recondensation facility
03/07/1991DE3929519A1 Centrifugal condenser for single or multiple media - with vapour pumped to and from external exchanger to use heat
03/06/1991EP0415229A2 An apparatus for gas/liquid separation
02/1991
02/21/1991WO1991001794A1 Process for removing volatile organic compounds from air streams
02/19/1991US4993461 Chlorofluorocarbon recovery device
02/12/1991US4991408 Adiabatic separator
02/12/1991CA1280077C Trapping tube adapted to be fitted at the outlet of a gas chromatograph and device for supporting and presenting such a tube
02/06/1991EP0411123A1 Falling film condenser
02/06/1991CN1048992A Method and device for cleaning article
02/06/1991CN1011537B Barometric direct-contact condenser
01/1991
01/30/1991EP0410336A1 Process for reduction of chlorinated solvent emissions
01/29/1991CA1279481C Process and apparatus for cooling a fluid
01/28/1991CA2022051A1 Process for reduction of chlorinated solvent emissions
01/24/1991WO1991000761A1 Method of and apparatus for purifying a liquid
01/24/1991WO1991000760A1 Process and apparatus for cooling a fluid
01/15/1991US4985118 Method for treating photographic process waste liquor through concentration by evaporation
01/10/1991WO1991000130A1 Water distilling method and apparatus
01/10/1991WO1990009225A3 Apparatus and process for the elimination of atmospheric pollution
01/09/1991EP0406710A2 Process for selective absorption of chlorine and/or bromine from waste gases containing CO2 using water vapor
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