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| Number | Title | Issue Date |
| 7744739 | Spiral-wound cylindrical electrostatic oil cleaner A cylindrical oil contamination collector for removal of ultra-fine particulate includes a rectangular and continuous length of single-sided, corrugated, phenolic coated paper overlaid with three rectangular electrodes affixed thereto in a spaced-apart, side-by-side... | 06/29/2010 |
| 7438804 | Coagulation treatment apparatus Provided are a coagulation treatment apparatus capable of removing fine objects of removal from a fluid containing the objects of removal, and a coagulation treatment method using the apparatus. A coagulation treatment apparatus for a fluid according to the present ... | 10/21/2008 |
| 7402239 | Water purification apparatus and method of using the same A water purification apparatus, comprising a water pump, wherein the water pump inlet port receives water from an external source, a nonreturn valve in fluid communication with the water pump outlet port, and an ionizer chamber in fluid communication with the nonret... | 07/22/2008 |
| 7381328 | Effluent treatment combining solid/liquid separation and pulsed electric fields The treatment of effluents in which a flow of the effluents is subjected to a pulsed electric field that modifies physicochemical and biologic characteristics of the medium, this modification being used during a solid/liquid separation operation, of the settlement o... | 06/03/2008 |
| 7374603 | Particle transport and near field analytical detection Particle collection, transport, and detection systems are disclosed. The systems are uniquely adapted for collecting or concentrating particles from a flowing medium and then transporting the collected particles to a desired location or for subsequent analysis. Elec... | 05/20/2008 |
| 7361255 | Method and apparatus for application of electrostatic charges to compounds held within containers A method and apparatus for application of electrostatic charges to compounds to change the physical characteristics of the compounds. The compound is located within a container, that can be sealed or open, in proximity to an electrode so that there is capacitive cou... | 04/22/2008 |
| 7288185 | Magnetic energy wave device A magnetic energy wave device has a winding spiral pipe, a magnetic conductive metal layer, a hollow coil holder, and a circuit board. A magnetic switch is assembled at a water inlet of the winding spiral pipe. The magnetic conductive metal layer is sleeved outside ... | 10/30/2007 |
| 7264912 | Method of producing photoresist Provided are a method of producing a photoresist comprising a process of filtrating a raw resist solution containing resist constituent components and a resist solvent dissolving them, using a filter made of at least one resin selected from fluorine-based resins and... | 09/04/2007 |
| 7235123 | Particle transport and near field analytical detection Particle collection, transport, and detection systems are disclosed. The systems are uniquely adapted for collecting or concentrating particles from a flowing medium and then transporting the collected particles to a desired location or for subsequent analysis. Elec... | 06/26/2007 |
| 7211185 | Method and apparatus for electrocoagulation of liquids An electrocoagulation treatment device includes a plurality of spaced reaction plates disposed within a reaction chamber. A voltage is applied to selected reaction plates to create an electrical field within the electrocoagulation chamber. The plates are arranged ve... | 05/01/2007 |
| 7150817 | Water treatment-apparatus using ion having drain hole Disclosed is a water treatment apparatus capable of purifying water by means of ionization and activation of the water passing through tubular objects under an electric field and cleansing the interior of the tubular objects through which the water passes. The water... | 12/19/2006 |
| 7016462 | Ionic pre-concentration XRF identification and analysis device, system and method A device, system and method for detecting and measuring concentrations of elements in fluids comprises: flowing a fluid through a central flow interelectrode gap of an ionic preconcentration cell separating an upper high specific surface area electrode from a lower ... | 03/21/2006 |
| 6979397 | Dynamic particle removing flushing system A portable, controllable fluid filtration flushing system with automated feedback, remote access, and documented operation is designed for hydraulic fluid or the like and has a base mounted on wheels for transporting the system. A filtration system mounted on the ba... | 12/27/2005 |
| 6969604 | Electroporation chamber An electroporation chamber is provided wherein cells are borne by a fluid medium through a conductive mesh receiving electrode (with the mesh size being such that it allows passage of cells of the desired size/type) and into the chamber. The cells are then captured ... | 11/29/2005 |
| 6951606 | Auxiliary filtration system for an engine An auxiliary oil filtration system and method for filtering oil in an engine is provided. The auxiliary oil filtration system consists of an auxiliary filtration device, an integral oil transfer pump controlled by an electric motor and that is in electrical communic... | 10/04/2005 |
| 6905608 | Advanced electrodeionization for fluid recycling In one embodiment, a system comprises a filter and at least one electrodeionization (EDI) unit for chemical recovery. The filter is adapted to receive a fluid and to remove a selected chemical element or contaminant from the fluid. The EDI unit is coupled to the fil... | 06/14/2005 |
| 6871744 | Apparatus for electrodewatering A solid-liquid mixture is electro-dewatered by apparatus having a conveyor belt for receiving an electric charge and having the mixture deposited thereon and an element above the conveyor belt receiving an opposite electric charge with the conveyor belt an element c... | 03/29/2005 |
| 6843914 | Filtration apparatus and process Performance of a rotating filter element for removing particulate matter from a liquid is enhanced by applying acoustic energy in the ultrasonic frequency range to the filter element by plural transducers affixed to the exterior of a bowl surrounding the rotating fi... | 01/18/2005 |
| 6787043 | Water purification system and method A water purification system and method using an ionizer and an ozonation treatment for ionization, oxidation and/or decomposition of undegradeable contaminants is disclosed. A high electron-inducing voltage is first applied to the water in the ionizer so that underg... | 09/07/2004 |
| 6752925 | Filter device with an electrically grounded ceramic membrane filter element A filter device (1) is provided for microfiltration and/or ultrafiltration, preferably for varnishes, such as cathodic dipping varnishes, for connection to a conduit, having a pressure housing (2) and at least one ceramic membrane filter element (3 | 06/22/2004 |
| 6736965 | Auxiliary filtration system and filtering method An auxiliary oil filtration system and method for filtering oil in an engine is provided. The auxiliary oil filtration system consists of an auxiliary filtration device, an integral oil transfer pump controlled by an electric motor and that is in electrical communic... | 05/18/2004 |
| 6692627 | Electrical field flow fractionation (EFFF) using an electrically insulated flow channel The present invention is an apparatus and a process for separation and resolution of particles suspended in, or molecules dissolved in, a sample mixture or solution using electrical field flow fractionation (EFFF). Fractionation of individual components i... | 02/17/2004 |
| 6673321 | Apparatus and process for extracting and recovering metals from aqueous solutions An apparatus and process for recovering metals from aqueous solutions by passing an aqueous solution, which contains dissolved metals, into a space between two elongated electrodes of a treatment chamber. A very high voltage electric field is created in t... | 01/06/2004 |
| 6582592 | Apparatus for removing dissolved metals from wastewater by electrocoagulation A system is provided for removing dissolved metals from industrial wastewater by electrocoagulation. The system includes an electrocoagulation reactor with a DC power supply having an insulation support enclosure with positive and negative electrode plate... | 06/24/2003 |
| 6576460 | Filtration-detection device and method of use The present invention relates to a filtration-detection device for detecting or quantifying an analyte in a test sample including a filtration device having a first binding material immobilized thereto, wherein the first binding material is capable of bin... | 06/10/2003 |
| 6576107 | Electrostatic filter for dielectric fluid An electrostatic filter for removing contaminants from a dielectric fluid when the filter comprises a plurality of electrically conductive plates positioned in a housing and having filter media disposed between the plates so that during the operation of t... | 06/10/2003 |
| 6514406 | Water treatment apparatus A water treatment apparatus comprises a first housing having an inlet, an outlet, and a chamber defined therebetween wherein the inlet is connected to an upstream water pipe. A series of magnets are arranged for attachment about the upstream water pipe fo... | 02/04/2003 |
| 6428697 | System for processing waste water Methods comprise processing wastewater to produce useful products. Preferably wastewater is ash leachate from landfills which is processed using magnetohydrodynamic treatment followed by electrolytic cell treatment to produce sodium hypochlorite. Methods ... | 08/06/2002 |
| 6284118 | Electrostatic filter for dielectric fluid An electrostatic filter for removing contaminants from a dielectric fluid when the filter comprises a plurality of electrically conductive plates positioned in a housing and having filter media disposed between the plates so that during the operation of t... | 09/04/2001 |
| 6200449 | Water treating apparatus with electro-chemistry process One or more water treating devices each includes a housing for receiving a number of electric conductive particles and a filter plate secured in the housing for supporting the particles in the housing. The waste water to be treated is introduced into the ... | 03/13/2001 |
| 6165360 | Method and device for dehydrating heavy oils A method and a device for dehydrating a heavy oil wherein an emulsion of water and a heavy oil is mixed in a stirring chamber together with a suitable amount of an emulsion breaker, the mixture is subjected to separation in a two-phase separation tank to ... | 12/26/2000 |
| 6129829 | Electrostatic filter for dielectric fluid An electrostatic filter for removing contaminants from a dielectric fluid when the filter comprises a plurality of electrically conductive plates positioned in a housing and having filter media disposed between the plates so that during the operation of t... | 10/10/2000 |
| 6017439 | Method and apparatus for separating liquid mixtures using intermittent heating A liquid mixture is efficiently separated using a separating membrane against which the liquid is sprayed, the membrane being intermittently heated to increase separation without subjecting the liquid mixture to high heat. The method is suited to flammabl... | 01/25/2000 |
| 5989436 | Method and device for dehydrating heavy oils A method and a device for dehydrating a heavy oil wherein an emulsion of water and a heavy oil is mixed in a stirring chamber together with a suitable amount of an emulsion breaker, the mixture is subjected to separation in a two-phase separation tank to ... | 11/23/1999 |
| 5958213 | Water treatment method and apparatus for water containing oil droplets A water treating apparatus for treating water, includes: an oil drop separator for separating oil drops from water to be treated which has an electrode in which an anode is made of amphoteric metal, a power source for supplying an electric power to the el... | 09/28/1999 |
| 5951856 | Water hardness reduction through interactive molecular agitation and filtration The "hardness" of water flowing through a pipe, and attributable to ions dissolved in the water, is reduced by producing molecular agitation in the water to transform the ions into much larger crystals, followed by filtration using a conventional filter h... | 09/14/1999 |
| 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 |
| 5891315 | Filter system for removal of particles from hydrocarbonfluids An electrostatic filter removes particles from non-electrically-conductive fluids. A pair of electrical conductors extend through a filter housing for providing one of a plurality of D.C. voltage levels selected to control electrical current consumption w... | 04/06/1999 |
| 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 |
| 5647965 | Apparatus and method for separating a charged substance from a conductive fluid Apparatus and method for removing a charged substance from a conductive fluid by imposing an electrostatic field on the conductive fluid, the charged substance being drawn to and retained by a charged substance receiving member having a core of a conducti... | 07/15/1997 |
