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| Number | Title | Issue Date |
| 7398643 | Combined EGR cooler and plasma reactor A combined EGR cooler and non-thermal plasma device has first and second fluid passageways which are in heat exchange communication with one another. One or more electrodes are located in the second fluid passageway. The electrodes are connected to a voltage source.... | 07/15/2008 |
| 7198765 | Ozonizer An ozone generator in which a discharge region may be enlarged without damaging ozone generating performance. In the ozonizer, an alternating current is applied between a first electrode and a second electrode, and a discharge is produced in a gap into which oxygen ... | 04/03/2007 |
| 7029637 | Apparatus for ozone production, employing line and grooved electrodes An ozone generation cell has a first conductor generally having a line geometry and a second conductor having a first groove formed in a surface thereof, and having first and second flanks on opposite sides of the first groove. The second conductor and the first gro... | 04/18/2006 |
| 6916359 | Ozone production processes Methods of providing ozone at a selected pressure above atmospheric pressure include supplying a purge gas supply (22) pressurized above the selected pressure to at least one ozone adsorption apparatus (12); desorbing ozone from the ozone adsorption ap... | 07/12/2005 |
| 6841137 | Apparatus for generating ozone in high concentration An apparatus for generating ozone in high concentration with efficiency and linearly controlling the concentration of ozone is disclosed. The apparatus includes an oxygen generator, a flat plate type ozone generator, a high-voltage transformer, a high-frequency inve... | 01/11/2005 |
| 6758035 | Method and apparatus for purging SOX from a NOX trap A method of operating a fuel reformer to regenerate a NOX trap includes operating the fuel reformer to produce a reformate gas comprising hydrogen and carbon monoxide and advancing reformate gas through the NOX trap so as to regenerate the NO | 07/06/2004 |
| 6555072 | Apparatus for manufacturing high concentration ozone gas An apparatus for manufacturing high concentration ozone gas, characterized by employing a pressure swing adsorbing apparatus having a plurality of adsorbing layers filled with ozone adsorbent, in which the ozone adsorbent is one or two or more kinds of ad... | 04/29/2003 |
| 6528024 | Ozone storage/recovery system An ozone storage/recovery method comprises a process for supplying an ozone-containing gas, generated by an ozone generator, to an ozone adsorbent tank filled with an ozone adsorbent contained at least one high-silica material selected from the group cons... | 03/04/2003 |
| 6517787 | Ozone generator with reduced NOx and method thereof The present invention discloses an ozone generator with reduced NOx comprising an air stream generating device; a drying device; an electrical field generating unit; a high-voltage generating device; and a cooling device. The flow velocity of t... | 02/11/2003 |
| 6495109 | Ozone supplying apparatus An ozone supplying apparatus comprising an ozone generator for generating ozonized oxygen from raw material oxygen, an adsorption/desorption device for adsorbing and storing ozone from ozonized oxygen and desorbing the ozone, and an ozone desorbing means ... | 12/17/2002 |
| 6429595 | Multi-mode treater with internal air cooling system A treater system includes a conductive roller electrode that supports a moving web that is to be treated. One or more active electrode assemblies mounted to support headers have a pair of active electrodes that are positioned to treat one surface of the w... | 08/06/2002 |
| 6395239 | Ozonizer An improvement in a short-gap ozonizer having a gap of 0.5 mm or shorter between facing flat electrodes. By adjusting the height of a spacer, sandwiched between the flat electrodes, from the flat side of the electrode, the gap is adjusted to adjust the di... | 05/28/2002 |
| 6391259 | Ozone applications for disinfection, purification and deodorization A frame-type ozone generator (242) has a plurality of elongated electrodes (201, 202) deployed in substantially parallel, spaced relation to each other so as to form a substantially flat electrode array, and a flow generator (241) for generating a flow of... | 05/21/2002 |
| 6372097 | Method and apparatus for efficient surface generation of pure O3 A method and apparatus for generating a polyatomic form of a prescribed element is disclosed. The apparatus includes a chamber and a plasma source. The plasma source is coupled to the chamber for producing plasma of the prescribed element from a supply of... | 04/16/2002 |
| 6344130 | Method for continuously generating highly concentrated ozone gas A method for generating highly concentrated ozone gas by adsorbing ozone gas generated by an ozonizer with an absorbent within an adsorption column and then separating highly concentrated ozone gas from the adsorption column. Three adsorption columns are ... | 02/05/2002 |
| 6315962 | Ozone producing apparatus An ozone producing apparatus includes an ozone generator for generating ozonized oxygen, an adsorption/desorption tower for adsorbing and storing ozone from the ozonized oxygen, and an ozone desorbing device for desorbing adsorbed and stored ozone for sup... | 11/13/2001 |
| 6299761 | Water purifier system Ozone is generated and combined with water. The combined water and ozone are then mixed to provide a substantially homogeneous mixture which subsequently is transported along a confined flow path having a length sufficient to provide substantially complet... | 10/09/2001 |
| 6284205 | Ozonizing unit ozone generator and ozone-processing system A pair of electrodes (1a, 1b) are formed on one surface of a dielectric substrate (2). A dielectric layer (18) is formed on the surface of the dielectric substrate (2) so as to cover the pair of electrodes (1a, 1b). The pair of electrodes (1a, 1b) have li... | 09/04/2001 |
| 6254763 | Method for manufacturing high concentration ozone gas A method for manufacturing high concentration ozone gas, characterized by employing a pressure swing adsorbing apparatus having a plurality of adsorbing layers filled with ozone adsorbent, in which the ozone adsorbent is one or two or more kinds of adsorb... | 07/03/2001 |
| 6238629 | Apparatus for plasma treatment of a gas An apparatus for plasma treatment of gas, particularly for transformation, passivation and stabilization of polluting and toxic admixtures is disclosed. A flowing gas to be treated is passed through a hollow cathode provided with a counter electrode and a... | 05/29/2001 |
| 6214199 | Ozone storage/recovery method An ozone storage/recovery method comprises a process for supplying an ozone-containing gas, generated by an ozone generator, to an ozone adsorbent tank filled with an ozone adsorbent contained at least one high-silica material selected from the group cons... | 04/10/2001 |
| 6214298 | Ozone producing apparatus responsive to an abnormal driving condition An ozone producing apparatus comprising an ozone generator for generating ozonized oxygen, an adsorption/desorption tower for adsorbing and storing ozone from the ozonized oxygen generated by the ozone generator, and an ozone desorbing means for desorbing... | 04/10/2001 |
| 6193852 | Ozone generator and method of producing ozone The present invention is a low temperature ozone generator using a cryogenic cooling medium. The present invention also provides an efficient method of producing ozone using a cryogenic cooling medium. Finally, the invention is to a method for producing o... | 02/27/2001 |
| 6190436 | Ozone purification process An ozone-oxygen gas stream is introduced into feed side of a membrane separation unit containing an elastomeric polymer membrane. Ozone-enriched gas passes through the membrane to a permeate zone and is contacted with an ozone-reactive substance-containin... | 02/20/2001 |
| 6106788 | Process and device for generating ozone A device for generating ozone from oxygen-containing gases by a silent discharge includes an arrangement with at least one gap through which the gas flows. The arrangement includes an electrode and a dielectric that separates the gap from another electrod... | 08/22/2000 |
| 5931557 | Energy efficient ultraviolet visible light source A microwave powered ultraviolet and/or visible light producing system comprising a housing defining a microwave cavity having a volume Vo, an inlet and exhaust ports which communicate with the microwave cavity. Disposed within the microwave cavity and uni... | 08/03/1999 |
| 5882609 | Ozone production apparatus An ozone production apparatus for increasing ozone generation efficiency by improving ceramic plate cooling efficiency. An ozonizer of this invention has a steel plate shaped body for use as a discharge electrode through which gas is permeable from one su... | 03/16/1999 |
| 5868999 | Ozone sterilizer and method for ozone sterilization An ozone sterilizer includes a generator capable of generating a gas containing at least about 10% by weight ozone, a holding tank, a humidification chamber for receiving the ozonated gas and humidifying it to form a sterilant including at least about 8% ... | 02/09/1999 |
| 5855856 | Ozone generator and method for ozone generation An ozone generating apparatus includes an ozone generator having concentric electrodes and a means for generating a corona discharge between the electrodes, a pump for recirculating a portion of the ozone-containing gas leaving the generator through a con... | 01/05/1999 |
| 5843307 | Unit for the treatment of water by ozonization, and a corresponding installation for the production of ozonized water A unit for the treatment of water by ozonization including, on the one hand at least one apparatus for the production of ozonized white water and, on the other hand, at least one contactor in a way that the mixing of the water to be treated and the white ... | 12/01/1998 |
| 5817281 | Temperature regulator in an ozone generating apparatus Disclosed is an ozone generator used for an O3 -TEOS process wherein a temperature regulator includes a sensor for measuring a temperature of an insulating oil and a controller for controlling an operation of a cooling system in response to a s... | 10/06/1998 |
| 5756054 | Ozone generator with enhanced output There is disclosed an ozone generator having enhanced ozone generating capabilities. A cryogenic stream of oxygen is irradiated with a high voltage electron beam that converts a portion of the oxygen into ozone. When the oxygen stream is liquid, conversio... | 05/26/1998 |
| 5624734 | Continuous process and apparatus for generation of ozone for industrial application with cryogenic refrigeration A continuous process and apparatus for the generation of liquid ozone is provided. This method involves converting an oxygen source to ozone in an ozone generator to yield an ozone-containing gas from which the ozone is separated and used to treat a proce... | 04/29/1997 |
| 5587131 | System for an efficient manufacture of ozone A system for producing ozone at a high efficiency from oxygen or air is described. According to a preferred embodiment of the invention, the system comprises at least two parallel electrodes made of metallic surfaces and separated by dielectric insulating... | 12/24/1996 |
| 5578280 | Ozone generator with a generally spherical corona chamber This invention relates to a novel ozone generator device for the production of high concentrations of ozone by way of a design that permits a process environment that is consonant with the optimum values of hardware and operating variables that thermodyna... | 11/26/1996 |
| 5569437 | Ozone generating apparatus An apparatus for generating ozone with at least one ceramic tube forming a dielectric, a discharge electrode associated with the ceramic tube and connected to a high voltage supply and a counter-electrode is proposed, in which the at least one ceramic tub... | 10/29/1996 |
| 5538695 | Ozonizer In an electric discharge type ozonizer using highly pure oxygen gas having a purity of not lower than 99.99% as a raw material gas, the pressure of a gas in the discharge space of a discharger is raised to a level higher than atmospheric pressure by at le... | 07/23/1996 |
| 5520887 | Apparatus for generating and condensing ozone The ozone generating and condensing system includes an oxygen generator for isolating oxygen from an air, an ozonizer provided downstream of the oxygen generator for generating ozone from the oxygen, two parallel-connected ozone absorption towers provided... | 05/28/1996 |
| 5474748 | Water decontaminating device A sterilizing apparatus is provided to simultaneously generate ozone and expose a contaminated fluid to ionizing radiation, such as UV radiation, for the sterilization of water. The device includes an air supply conduit to circulate current of air through... | 12/12/1995 |
| 5458856 | Apparatus for the formation of excited or unstable gaseous molecules and uses of such an apparatus Apparatus for the formation of excited or unstable gaseous molecules, comprising a tubular gas passage (5) having an axis, formed between a first electrode (1) and a dielectric tube (3) coaxial to the first electrode and supporting a second electrode (4),... | 10/17/1995 |
