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| Number | Title | Issue Date |
| 7374655 | Electrochemical water purifier An electrolytic water purification system and method use provides a water filtration device with a plurality of electrolytic cells having anodes and cathodes specifically selected to remove contaminants from water. The device is capable of efficiently removing nearl... | 05/20/2008 |
| 7332313 | Electrical wounding assay for cells in vitro A method and system for electrically wounding and/or monitoring cell activity in vitro. The invention comprises methods and systems for wounding and/or monitoring cells that place a cell culture on a well that has an exposed electrode. The cell culture can then be w... | 02/19/2008 |
| 7309442 | Fluid treatment method A fluid treatment system for reducing odor, bacteria, and biological oxygen demand from a fluid having at least one tube, a control box, and a pump. The at least one tube has a plurality of conductors in electrical communication with the control box. The control box... | 12/18/2007 |
| 7294233 | System and method for altering the tack of materials using an electrohydraulic discharge A system and method for altering the tack of a material, namely a polymer used as an adhesive, also known as stickies, or pitch. The present invention reduces the tack of the stickies and pitch by exposing the materials for a short duration to low-energy pulsed elec... | 11/13/2007 |
| 7217368 | Method and apparatus for liquid treatment with combined electronic and centrifugal processes to remove contaminants An apparatus and method for treating dirty water or other liquids containing particles of varying size includes a magnetic treatment unit and a centrifugal separator through which the liquid flows as a stream in sequence. The magnetic treatment unit causes very smal... | 05/15/2007 |
| 6800206 | Electrolysis based water treatment Water treatment involves delivering an instantaneous electric current to one or more pairs of activated electrodes immersed in the water, each of the pairs of electrodes comprising a sacrificial electrode operating predominantly as an anode and an inert electrode op... | 10/05/2004 |
| 6773602 | Manufacturing apparatus for the production of magnetized water and its method A device and a method for production of magnetized water by changing the arrangement of molecules of water takes advantage of the phenomenon that molecules of water form clusters and become enriched in a pulsating magnetic field. The device may include a chamber, fo... | 08/10/2004 |
| 6727451 | Method and device for manipulating microparticles in fluid flows To manipulate microparticles in a fluid that intersects a first channel or several first channels as a stream, one or more microparticles (14) are exposed to electrical field barriers that change their direction from the direction of flow toward the edge of t... | 04/27/2004 |
| 6712947 | Water purifying apparatus with electric field generator A purifying apparatus for purifying flowing water includes a negative electrode plate disposed on a flowing water bed and a positive electrode plate disposed at an upper face opposite to the negative electrode plate, wherein the positive electrode plate is adapted t... | 03/30/2004 |
| 6706170 | System for treating fluids in an electric field System for treating fluids, especially water, in a pipe to resist scale deposits from building up in the pipe, includes a field generating coil (10) mounted exteriorly of the pipe, an electronic circuit (14) for energizing the coil to develop an altern... | 03/16/2004 |
| 6428669 | Method for separating the constituents of a dispersion In order to improve the efficiency of the separation of an insulating liquid from a dispersum, in particular of water dispersed in oil, the electric conductivity of a dispersion having the dispersion constituents is measured continuously or discontinuousl... | 08/06/2002 |
| 6334957 | Method for reduction of flow resistance in pipes and ducts This invention relates to a method and an apparatus for reduction of flow resistance in pipes and ducts where a fluid or a powder is flowing in single or multiphase. In the method, the flow resistance is reduced by applying an electrical field on the pipe... | 01/01/2002 |
| 6325907 | Energy and weight efficient flow-through capacitor, system and method An energy efficient flow-through capacitor, particularly for the concentration and/or separation of seawater. The flow-through capacitor is successively charged and discharged prior to the cell voltage exceeding 1.5 volts.... | 12/04/2001 |
| 6270680 | Amperometric sensor probe for an automatic halogen control system An amperometric bromine control system accurately maintains a desired concentration of bromine within a home spa or in other water features. The control system employs amperometric sensing to measure the bromine concentration in the spa water and uses thi... | 08/07/2001 |
| 6255551 | Method and system for treating contaminated media A process treats contaminated media and comprises detecting a non-uniform contaminated media property selected from electrical conductivity or electroosmotic permeability; and selectively applying an electric field to the contaminated media to effect the ... | 07/03/2001 |
| 6063267 | Apparatus for treating flowing liquid with electromagnetic flux In an apparatus for treating liquid with electromagnetic flux, one or more coils surrounding a liquid conducting pipe are excited by a switching circuit including a triode switch turned on and off in response to the voltage applied to the coil or coils in... | 05/16/2000 |
| 5914021 | Apparatus and method for continuous extraction of a charged substance from a conductive fluid Apparatus and method for separating a charged substance from a conductive fluid in which the conductive fluid is transported to a charged substance separation assembly where an electrostatic field is imposed to separate the charged substance from the flui... | 06/22/1999 |
| 5788827 | Means and method for removing particulate matter from nonconductive liquids In a preferred embodiment, an apparatus for removing particles from a nonconductive liquid, including: first sensing apparatus to sense a first net electrostatic charge on the particles in the liquid and to provide a first output signal indicative of the ... | 08/04/1998 |
| 5783090 | Ionic water treatment system An apparatus for reducing micro-organism concentrations in a liquid having a surface has a portion of a first electrode that is disposed within the liquid. A portion of a second electrode is also disposed within the liquid. The second electrode is spaced ... | 07/21/1998 |
| 5630915 | Liquid decontamination system using electrical discharge with gas injection A liquid decontamination method and apparatus uses a series of pulsed electrical arcs across electrodes placed within a liquid stream which passes through a decontamination module. Sufficient energy is delivered by a pulse generator to the electrodes wher... | 05/20/1997 |
| 4865748 | Method and system for variable frequency electromagnetic water treatment A method and system for utilizing variable frequency electromagnetic energy to inhibit, prevent, reverse, or alter the formation of rust or scale on various liquid contacting surfaces is disclosed. Initially, electromagnetic test signals of varied frequen... | 09/12/1989 |
| 4661226 | Separation of dispersed phase from phase mixture In order to separate the dispersed phase from a continuous background fluid phase together forming a phase mixture (for example, contaminant particles from a continuous liquid phase), charge is injected into the mixture with a charge injection device (1) ... | 04/28/1987 |
| 4400253 | Voltage control system for electrostatic oil treater An automatic voltage control system controls the firing angle of a solid state switch (20), in turn the voltage applied to the primary winding (12) of a step-up transformer (10), in turn the voltage applied to the grid (38) and in turn the electric field ... | 08/23/1983 |
