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