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| Number | Title | Issue Date |
| 7381310 | Installation used to obtain salt-free sea water at a low temperature with continuous operation and enthalpy recovery A sea water desalination installation that employs an evaporation-condensation system which operates continuously at a low temperature and which enables the recovery of energy released. The installation includes a cylindrical evaporator having a large evaporation su... | 06/03/2008 |
| 7252743 | Method for concentrating solution An low concentration dope is fed through a nozzle into a concentrating apparatus, and flash evaporation of the low concentration dope is performed at an end of the nozzle. The low concentration dope is concentrated thereby to an concentrating dope which is contained... | 08/07/2007 |
| 7153396 | Rotating evaporator with process-dependent rotating speed regulation In a rotary evaporator, the rotating speed of the rotating flask is automatically controlled or regulated dependent upon a detected process value, particularly the vibration behavior or the mass moment of inertia of the rotating flask. ... | 12/26/2006 |
| 6740206 | Rotary evaporator with a pendulum system with an offset fulcrum A rotary evaporator including a rotating flask (2) to hold the substances to be evaporated, and a drive (6) to rotate the rotating flask around an axis of rotation (R) that runs through the rotating flask, wherein the rotating flask additionally can be... | 05/25/2004 |
| 6635148 | Method for refining easily polymerizable matter-contained substance and apparatus therefor A method for refining an easily polymerizable matter while preventing an easily polymerizable matter-containing substance from being polymerized and an apparatus for use in the method are disclosed. The method and apparatus for refining and separating the... | 10/21/2003 |
| 6623603 | Method and apparatus for water purification A method and apparatus for purifying water by using thermal and/or thermocatalytic processes. The method and apparatus are particularly useful for processing impure water to remove and/or deactivate toxic inorganic, organic, and/or biological species such... | 09/23/2003 |
| 6428656 | Water-cooled distilling apparatus A water-cooled distilling apparatus for purifying or distilling raw water. The apparatus includes a boiler, cooling tray assembly, and collection vessel. In use, raw water is initially poured into the boiler which has a self-regulating screen in it. As th... | 08/06/2002 |
| 6387222 | Continuous isolation of a high-melting material by distillation A method of distillation for separating a material which is solid at ambient temperature from a lower boiling and lower melting point material, and the apparatus.... | 05/14/2002 |
| 6303006 | System and method for distilling liquid A vacuum type distilling system includes a sealed container including a vaporization chamber for containing a liquid and a condensation chamber, a pressure-reducing device, a condensing device, a heating device, and a vapor-collecting device including a f... | 10/16/2001 |
| 6280577 | Distiller A liquid distiller. The distiller includes a main body having a main housing inside which water is heated to generate steam. The steam is passed through a condenser. A fan is positioned inside the distiller to supply cool air to the condenser. A water out... | 08/28/2001 |
| 6099693 | Movable water distiller A movable water distiller capable of use in conjunction with a water heater includes a frame having a top which supports the water heater. The distiller components are supported on a tray having a guide assembly engaging a track assembly horizontally posi... | 08/08/2000 |
| 6001222 | Solar heating and evaporation plant A solar heating and evaporation plant is described which can be used to either produce distilled potable water from salty water or to heat water for industrial or domestic purposes. The plant includes a plurality of substantially equally spaced solar stil... | 12/14/1999 |
| 5961787 | Solvent extraction apparatus A solvent extraction apparatus which includes a heating plate, a vessel for containing a solvent, an extraction thimble to obtain a sample to be extracted from said vessel and a cooler for condensing evaporated solvent vapors. The cooler is connected to t... | 10/05/1999 |
| 5951825 | Convertible distillation apparatus A portable distiller convertible between an operating mode and a storage mode which permits easy transport includes a boiler vessel, a condenser, and a collection container. The condenser is mounted on a two-way lid which engages the top of the boiler in ... | 09/14/1999 |
| 5919339 | Rotary evaporator A rotary evaporator of the present invention has an insertion area of a rotary joint 33 in a straight shape. This area is movably inserted to a motor rotor 27 of a motor by a sleeve 31 or 31' in an axial direction. Bushes 57 are inserted between the rotar... | 07/06/1999 |
| 5728273 | Method and installation for bringing a gas and a liquid into contact with one another Method for bringing a gas and a liquid into contact with one another, the liquid being passed in the form of a film over an evaporator surface (1) provided with small openings and the gas being fed through the openings in the evaporator surface, which gas... | 03/17/1998 |
| 5662779 | Portable water purification apparatus A water purification apparatus positionable on an existing dispenser has a valve control member positionable in the water plenum of the dispenser to control release of purified water from the apparatus to the dispenser. A feedwater tank receives supply wa... | 09/02/1997 |
| 5614066 | Water distillation apparatus An apparatus for converting seawater or other contaminated water into pure water for reuse including: a source of the contaminated water; a first horizontal housing connected to the source of contaminated water and having a heat exchanger therein for vapo... | 03/25/1997 |
| 5525200 | Low temperature vacuum distillation apparatus Apparatus for purifying any type of contaminated liquid. The apparatus includes a series of closed but connected passageways in an S configuration of equal diameter open to each other such that the process is effectuated in one cylindrical device as oppos... | 06/11/1996 |
| 5453165 | System and method for reducing hydrocarbons in wastewater A system and method for reducing hydrocarbons in wastewater includes an oil separator and a stripper tower. The tower has a housing that includes a stripper section and a condensation section. The stripper section includes a plurality of trays and steam i... | 09/26/1995 |
| 5419814 | Thin layer liquid film type evaporator A thin layer liquid film type evaporator including a cylindrical heating column, a heater for heating the cylindrical heating column, a liquid film forming plate disposed in the cylindrical heating column, a baffle also disposed in the cylindrical heating... | 05/30/1995 |
| 5296103 | Method for the fractional distillation of liquid mixtures and apparatus for carrying out the method A method for the fractional distillation of a mixture of at least two compounds with different boiling points, a rising flow of vapor is brought into intimate contact with a descending flow of liquid obtained within a column (1) by the partial condensatio... | 03/22/1994 |
| 5176799 | Evaporator with solvent recovery feature An evaporation apparatus including a vessel defining an opening at the top thereof and forming an evaporation chamber to hold a liquid composition; a condenser assembly disposed above and hermetically sealed to the vessel and having a wall defining a cond... | 01/05/1993 |
| 5171407 | Distillation plant for producing hydrogen peroxide A distillation plant is constructed with an evaporator, separator and distillation column integrated together on a common vertical axis so as to eliminate bends and reduced cross sections in the product flow. The distillation column employs a regular pack... | 12/15/1992 |
| 5096543 | Carrier gas apparatus for evaporation and condensation The waste heat from a steam turbine is condensed and used to desalinate sea water at the same time. The waste steam from a turbine is fed to a condenser through which cold sea water passes. As the cold sea water condenses the waste steam, it is warmed. It... | 03/17/1992 |
| 4954223 | Distillation apparatus A distillation apparatus including a pair of vertical lower vessels each open at its upper end, and a pair of elongate upper vessels each having an open lower end, slidably mounted in a respective one of the lower vessels. A heat exchanger is mounted in e... | 09/04/1990 |
| 4834840 | Hazardous waste management solar dryer apparatus Processes for managing toxic and hazardous waste materials containing distillable solvents or chemicals in which the waste materials are collected and introduced into solar dryers wherein the more volatile solvent or chemical components thereof are distil... | 05/30/1989 |
| 4563248 | Solar distillation method and apparatus Individually useable wave-powered pumping means, solar distillation means, and cyclonic wind generating means, together with a system which employs each of them for harnessing natural energy sources are disclosed. Wave and solar energy, together with Cori... | 01/07/1986 |
| 4219387 | Solar still A solar still adapted to float on a body of water has a toroidal evaporating chamber with sunlight admitting and absorbing, respectively, top and bottom walls for vaporizing water from the body admitted to overlie the bottom wall. A surrounding inner floa... | 08/26/1980 |
| 4131513 | Seawater distillation apparatus A float member is provided defining a hollow chamber therein and a vertically elongated conduit depends downwardly from the float member and includes an upper portion projecting upwardly and opening into the hollow chamber to a level above the liquid leve... | 12/26/1978 |
| 3957589 | Water purification apparatus A water purifying apparatus having an inner chamber to be filled with contaminated water which is heated by a heating unit to a point where water vapor or steam is created. The steam is evacuated from the chamber at its upper portion and passes downwardly... | 05/18/1976 |
| 3930959 | Combined water cooler & distiller A combined water distiller and cooler having a boiler and a steam condenser incorporating an expansion chamber with an air inlet over a distilled water accumulating tank so that condensing steam and water condensate may mix with air to improve the potable... | 01/06/1976 |
