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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8075740 | Method and system for treating feedwater A system for treating feedwater includes a fluidized bed heat exchanger unit connected to receive feedwater and a flash concentrator column connected to receive feedwater discharged from the fluidized bed heat exchanger unit. A spray dryer is provided to receive a s... | 12/13/2011 |
| 8021519 | Water distillation system A system for distilling sea or brackish water includes a feed water arrangement for supplying feed water from a feed water source to one or more flashing stages. Each flashing stage has a water flash evaporator for vaporizing at least part of the water therein, and ... | 09/20/2011 |
| 7927464 | Vapor compression distillation system including an integrated motor/compressor unit A vapor compression distillation system (10) is provided and includes a fluid inlet (12) for receiving a fluid, a fluid outlet (14) for a distillate that has been distilled from the fluid, a heat exchanger (16) connected to the fluid inle... | 04/19/2011 |
| 7828938 | Hybrid water and power system A hybrid water and power system comprises a power generation device for generating electricity and waste heat and a thermal purification system that utilizes at least a portion of the waste heat to cleanse nonpotable water introduced therein to produce a semi-cleane... | 11/09/2010 |
| 7815776 | Desalinization by evaporation from capillary material A method and an apparatus for desalinizing raw water are disclosed. The method can include wicking the raw water into a porous material by capillary action and heating the raw water in the porous material with a heating element to form water vapor. The water vapor t... | 10/19/2010 |
| 7771568 | Wind-solar desalination farm and park system A self sustaining desalination system includes a chamber having a transparent inclined cover and a transparent bottom for receiving seawater or the like. The system includes a channel for conveying seawater to the chamber and a receptacle for receiving distillate at... | 08/10/2010 |
| 7771567 | Salt water distillation system The salt water distillation system includes a sprinkler to form a mist of salt water over a distillation plate. The distillation plate is heated by applying electrical current to a heating coil. The steam is transferred to a condensation chamber and condensed fresh ... | 08/10/2010 |
| 7591930 | Thin-film evaporator A thin-film evaporator with a vertical drum (1), a supply line (4) that is arranged in the upper region of the drum (1) and is used to supply a medium to be evaporated, a heating jacket (3) arranged on the periphery of the drum and formin... | 09/22/2009 |
| 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 |
| 7368038 | Anti-pressure system An anti-pressure system for a vessel which is subject to internal pressure created by heating or boiling of its contents, the system including first and second spaced-apart outlets for vapor to exit the vessel, each outlet having a first side communicating with the ... | 05/06/2008 |
| 7368039 | Distiller employing cyclical evaporation-surface wetting A distillation unit (10) employs a rotary heat exchanger (32) forming a multiplicity of evaporation chambers (56) into which a liquid to be purified is sprayed for evaporation. Spray arms (58) spray at a steady rate into all of the evapor... | 05/06/2008 |
| 7357849 | Method and system for separating solids from liquids A method and system for treating feedwater includes evaporating a portion of the feedwater in a first evaporation chamber so as to separate water vapor from the remaining feedwater. Droplets of the remaining feedwater are dispersed into a stream of hot air produced ... | 04/15/2008 |
| 7332057 | Method of vaporizing liquids by microwave heating This invention is directed to a method for vaporizing a liquid by slowly evaporating the liquid from a liquid phase to a vapor phase below the boiling point of the liquid; and applying an effective amount of microwave power to maintain the slow evaporation of the li... | 02/19/2008 |
| 7297236 | Ethanol distillation process A process arrangement for distilling fuel grade ethanol includes a fermentation portion, a distillation portion, a condensation and dehydration portion, a separation and drying portion and an evaporation portion. The fermentation portion produces beer. The distillat... | 11/20/2007 |
| 7291250 | Vacuum distillation system and use thereof for concentrating organic-aqueous solvent mixtures The present invention relates to a vacuum distillation plant and a process for concentrating organic aqueous solutions, especially spissum extracts, using said plant. The vacuum distillation plant of the invention comprises a flash evaporator, a means for vapor conc... | 11/06/2007 |
| 7240494 | Vapor compression circuit and method including a thermoelectric device A system and method includes a vapor-compression circuit having a working fluid flowing therethrough, a thermoelectric device positioned in a heat-transfer relation with the working fluid, and a power supply providing current to the thermoelectric device to generate... | 07/10/2007 |
| 7232504 | Apparatus and method for distilling waste liquids A distilling apparatus and method use a two step distillation and purification process for processing a waste liquid, such as an impure sulfuric acid solution, to form a highly concentrated sulfuric acid solution. First, the waste liquid is stored in a concentrating... | 06/19/2007 |
| 7217343 | Point of use water purification method and apparatus A compact, energy efficient, continuous-flow point of use distillation system utilizes stacked, vertically-arranged components to provide a compact and energy efficient distillation process and a device which is quick and easy to service and maintain. A housing cont... | 05/15/2007 |
| 7174715 | Hot to cold steam transformer for turbine systems A steam transformer (200) receives steam through a steam inlet (203), and the steam is mixed in a mixing zone (231) with water entering through a water inlet (205). Steam cooled by contact with the water exits the steam transformer throug... | 02/13/2007 |
| 7153395 | Systems and methods for solar distillation The present invention is directed to an improved solar powered distillation system and method. The solar powered still may have a membrane that is extruded, molded, or sprayed-on. The membrane may be installed in a lightweight basin as a liner resulting in improved ... | 12/26/2006 |
| 7052582 | Wave powered evaporation desalination system A wave powered evaporation desalination system for removing fresh water from salt water by extraction of water vapor from a negative pressure container using wave motion for power. The wave powered evaporation desalination system includes a first vessel that accepts... | 05/30/2006 |
| 7041198 | Distillation system A distillation system is provided having an evaporation conduit and a condensing conduit connected by a transfer system for transferring distillate vapour from the evaporation conduit to the condensing conduit to condense the distillate. The evaporation and condensi... | 05/09/2006 |
| 7037430 | System and method for desalination of brackish water from an underground water supply A system and method of desalinating brackish water from an inland, underground water supply is disclosed. The system includes a source of underground water, at least one distillation and/or non-distillation desalination stage, and a source of waste heat from a power... | 05/02/2006 |
| 6997445 | Method and device for introducing a liquid-vapor mixture into a radial feed cylindrical fractionating column A method and device for introducing a liquid-vapor mixture into a radial feed cylindrical fractionating column (1). The method includes separating the liquid-vapor mixture into two opposite and horizontal flows (6, 7), and directing the flows toward th... | 02/14/2006 |
| 6966974 | Process for evaporating a solution and an evaporator for use in the process The invention relates to a method for evaporating a solution and an evaporator applied to it. The evaporator (1) has parallel plate heat exchanger elements (3) fitted inside a jacket (2), consisting of a flexible plastic film, for example, and a... | 11/22/2005 |
| 6959504 | Emptying unit for recovering bottom residue, particularly in drying filters, drying units, and the like An emptying unit for recovering bottom residue, particularly in drying filters, drying units and the like, comprising, inside a container for treating and containing dried product, fluid introducing elements for moving the bottom residue of the dried product. A disc... | 11/01/2005 |
| 6949192 | Apparatus for producing USP or WFI purified water An improved water purification system for production of USP purified water and/or USP water for injection include backwashable, chlorine tolerant microfilter or ultrafilter for initial filtration of the feed water (10). The filtrate from the filter (18... | 09/27/2005 |
| 6948705 | Gas/liquid contacting apparatus The lower, liquid collecting section of a gas/liquid contacting column has an entrained substance depleting duct extending therearound wherein gas, for example, steam is fed by the duct into the lower section, steam depleted by gravity of liquid droplets, is deflect... | 09/27/2005 |
| 6946081 | Desalination system The invention provides methods and an apparatus for more efficiently and economically producing purified water from sea water or some other salty or brackish water source. The efficiency is derived from the co-location with a power plant or other thermal generating ... | 09/20/2005 |
| 6938886 | Apparatus for conditioning air A humidifier including a steam generator with a container for water and an immersed heating module. The heating module has a spherical shape and is formed of a stainless steel outer surface and an aluminum inner body. Electrical heating coils are affixed to the alum... | 09/06/2005 |
| 6936140 | Water distillation system A distillation system is provided for recovering water from sea water and other polluted water source. The system has a heat engine embodying Carnot cycle and a Rankine cycle formed by heat exchangers, flash evaporator and condenser. Burnt gases from the engine such... | 08/30/2005 |
| 6932889 | Water treatment device and method A point of use water purification unit for continuously and completely purifying water at all point of use for removing all chemicals, killing all microorganisms; the device having a computer monitored and controlled system for degassing, super heating and exploding... | 08/23/2005 |
| 6926808 | Vacuum low-temperature distilled pure water dispenser A vacuum low-temperature distilled pure water dispenser includes a water-supply tank communicating with a reaction chamber via a water supply line, a pure water storage tank communicably located above the reaction chamber, an actuating pump communicably located belo... | 08/09/2005 |
| 6887344 | Compact wastewater cleaning apparatus A compact, self-contained apparatus for treating wastewater containing as impurities and pollutants various non-volatile (at water boiling points) fluids such as greases, oils and soaps, a vessel for collecting the wastewater, a heating chamber including electric he... | 05/03/2005 |
| 6846388 | Apparatus for and method of heating fluid and distilling fluid A method and an apparatus for heating fluid with a gas heater and distilling fluid with the pilot light of the gas heater are disclosed. The apparatus for heating fluid and distilling fluid includes a main tank for containing fluid to be heated, a heater, adapted to... | 01/25/2005 |
| 6833056 | Desalination method and desalination apparatus A desalination apparatus capable of obtaining fresh water stably at low cost by utilizing low-temperature waste, wherein the desalination apparatus including a heat exchanger 92 cooperating with an evaporation can 60 so as to subject a low-temperature ... | 12/21/2004 |
| 6830661 | Point of use water purification method and apparatus A compact, energy efficient, continuous-flow point of use distillation system utilizes stacked, vertically-arranged components to provide a compact and energy efficient distillation process and a device which is quick and easy to service and maintain. A housing cont... | 12/14/2004 |
| 6805774 | Apparatus and process for purifying a liquid by thermoelectric peltier means A continuous process and apparatus is provided for treating an impure liquid to produce purified liquid. The process includes electrically activating a thermoelectric module (24) to provide a first module heated surface (26) and a module cooler surface... | 10/19/2004 |
| 6740205 | Processing of shipboard wastewater Incoming wastewater is preheated in a heat exchanger before delivery to a flash chamber through an orifice for flashing into water vapor rising into an upper section of the flash chamber which also has a bottom section into which liquid waste oil or other contaminan... | 05/25/2004 |
| 6660169 | Method and apparatus for reclaiming deicer from produced water of an oil well A method and an apparatus for reclaiming deicer from produced water of an oil or gas well includes a fractionation tower having a top condenser section, a bottom heat exchanger section and an intermediate packing section. A deicer outlet is positioned in ... | 12/09/2003 |
