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| Number | Title | Issue Date |
| 6238628 | Photolytic device for breakdown of organic chlorine compounds A photolytic device for breaking down organic chlorine compounds, such as trichloroethylene and tetrachloroethylene, in a fluid includes a first reaction chamber, a second reaction chamber, and an acid component absorption column. The first reaction chamb... | 05/29/2001 |
| 6228327 | Apparatus and method for simultaneously germicidally cleansing air and water A germicidal UV chamber for use on air passing through a duct system, such as a central air system which replace one or more sections of the duct and, in essence, becomes part of the duct work. Each chamber is in the form of one or more ellipsoid sections... | 05/08/2001 |
| 6228332 | Deactivation of organisms using high-intensity pulsed polychromatic light A system of deactivating microorganisms in water involves illuminating the microorganisms using at least one short-duration, high-intensity pulse of broad-spectrum polychromatic light. The system includes a watertight housing having an inlet port and an o... | 05/08/2001 |
| 6221314 | Air actinism chamber apparatus and method An apparatus and method for ultraviolet irradiation of air for the purpose of removing contaminants from that air is disclosed. A U-shaped ultraviolet bulb enshrouded within a quartz tube provides enhanced contaminant destruction characteristics. By combi... | 04/24/2001 |
| 6216918 | Apparatus and method for sterilizing a fluid dispensing device Preferred embodiments of the present invention have a nozzle assembly capable of controlling pressure of comestible fluid exiting the nozzle assembly, a refrigeration system in which refrigerant pressure and temperature is controllable to enable control o... | 04/17/2001 |
| 6207107 | Steam sterilizable system for inactivating viral contaminants in body fluids A steam sterilizable unit for inactivating pathogens in a body fluid is provided including a plastic structure for housing a therapeutically effective amount of a methylene blue solution. The plastic structure preferably includes at least an inner layer c... | 03/27/2001 |
| 6202384 | Arrangement for degerming webs of packing foil An arrangement for sterilizing a flat web of a packing foil, which comprises a sterile casing having an inlet and an outlet, a rod-shaped UV radiator disposed in the sterile casing, a guide for guiding the web in a circular path around the UV radiator, th... | 03/20/2001 |
| 6193681 | Septicemia prevention and treatment system A method and apparatus for preventing and treating septicemia in patient blood. The extracorporeal system includes an anti-microbial device to kill at least 99% of bloodborne microorganisms, a hemoconcentrator/filtration unit to remove approximately 90% o... | 02/27/2001 |
| 6190608 | Method and apparatus for inactivating contaminants in blood products A method and apparatus for inactivating contaminants, particularly nonenveloped viruses, in blood products without the need for quenchers in the blood products. The blood product is flowed through a flow meter at a controlled flow rate and subjected to ty... | 02/20/2001 |
| 6183691 | UV radiation and vapor-phase hydrogen peroxide sterilization of packaging The present invention discloses a method and apparatus for sterilizing packaging with vapor-phase hydrogen peroxide and ultraviolet radiation on a packaging machine. A partially formed packaging material is sprayed with gaseous hydrogen peroxide thereby a... | 02/06/2001 |
| 6180003 | Portable apparatus for storing and disinfecting a fluid using ultraviolet source An apparatus for storing and disinfecting a fluid includes a container (12) and a cap member (16) for containing the fluid and a cap member (16). The container (12) defines an opening (14) through which the fluid is dispensed therein and is removed theref... | 01/30/2001 |
| 6179969 | Procedure and filter device for removal and/or destruction of organic substances in contaminated air A procedure and a filter device (1) serving the purpose of removing and/or destruction organic substances in contaminated air. The filter device comprises at least one ventilator (12) for sending an air stream through a first chamber (14) with an opening,... | 01/30/2001 |
| 6180014 | Device and method for treating water with ozone generated by water electrolysis A process and a device for the treatment of water, especially for removing therefrom a large variety of pollutants, especially organic, inorganic and biological pollutants through in situ generation of ozone. Ozone is economically produced in situ at a hi... | 01/30/2001 |
| 6171548 | Surface and air sterilization using ultraviolet light and ultrasonic waves A method and apparatus for sterilizing organic or inorganic matter through simultaneous exposure to ultraviolet light energy and ultrasonic wave energy in a non-aqueous environment such as air. The method is suitable for use in a chamber or in a mass prod... | 01/09/2001 |
| 6165526 | Microbial decontamination of food Food is rendered sterile by UV irradiation, preferably with UV at 265&#b1;15 nm. A sterilization unit may include UV sources (90, 100, 110, 120) and a heat source, which may be a broad band UV source, a source of IR or microwave radiation. A combined micr... | 12/26/2000 |
| 6159421 | Method of cleaning gases Method and apparatus for cleaning a gas for preventing the contamination of a surface of a substrate in a localized space are disclosed. A photocatalyst is provided in a selected area of the localized space and the photocatalyst, as it is illuminated with... | 12/12/2000 |
| 6153105 | Ice-maker treatment system A system for disinfecting water in an ice-making machine having a water inlet for receiving an incoming stream of water, a supply of recirculating water, a reservoir for containing the supply of recirculating water, a transport conduit for transporting wa... | 11/28/2000 |
| 6145276 | Method and device for sterilizing food packaging containers A sterilizing device for thoroughly removing hydrogen peroxide from the interior of the container in a short period of time includes a sterilizing agent depositing device 19 which deposits a hydrogen peroxide-containing solution having a sterilizing affec... | 11/14/2000 |
| 6132784 | Method and apparatus for a UV light disinfection system An ultraviolet (UV) light disinfection method and apparatus is provided that disinfects produce products such as fruits and vegetables by direct exposure to ultraviolet light. The disinfecting UV light eliminates pathogens, such as molds and bacteria from... | 10/17/2000 |
| 6129893 | Method for preventing replication in Cryptosporidium parvum using ultraviolet light A method for prevention of cryptosporidium oocysts and similar organisms in water by irradiating the water with ultraviolet light in a range of 200 to 300 nm in doses of about 10 mJ/cm2 to 175 mJ/cm2.... | 10/10/2000 |
| 6126841 | Increasing turbulent mixing in a UV system Turbulent mixing in a UV system is increased by positioning one or more ring-shaped devices, such as washers, at one or more predetermined locations on the exterior surface of each lamp unit in the system. The washers may have the same or different diamet... | 10/03/2000 |
| 6120691 | Water purification system A water purification system utilizes a radial filter and an ultraviolet lamp in a small, portable, countertop housing. A standpipe is positioned between the filter and the ultraviolet lamp to control the flow of water so that it flows along substantially ... | 09/19/2000 |
| 6117335 | Decontamination of water by photolytic oxidation/reduction utilizing near blackbody radiation A reactor system for decontamination of water by photolytic oxidation utilizing near blackbody radiation, the system comprising (1) a reaction chamber defining an internal space with an inlet and an outlet; and (2) a broadband radiator for generating radi... | 09/12/2000 |
| 6110424 | Hand-held ultraviolet water purification system A hand-held water purification system includes a pen-light sized ultraviolet lamp that is enclosed in a quartz cover and is powered by a battery and associated ballast circuitry. The battery and ballast circuitry are connected to the lamp by switches that... | 08/29/2000 |
| 6099798 | Ultraviolet light block and photocatalytic materials Nanoscale UV absorbing particles are described that have high UV absorption cross sections while being effectively transparent to visible light. These particles can be used to shield individuals from harmful ultraviolet radiation. These particles can also... | 08/08/2000 |
| 6099799 | Apparatus for ultraviolet disinfection of water A water treatment and disinfection apparatus is provided, which has separate flow channels to allow entry and exit of separate streams of water through the apparatus, with an ultraviolet light source emitting rays through first and second ultraviolet tran... | 08/08/2000 |
| 6096264 | Toothbrush sterilization cabinet A sterilizing cabinet for storing and sterilizing personal toilet articles, such as toothbrushes. The cabinet has a housing including a swinging door, receptacles for receiving and supporting a variety of differently configured electrically operated tooth... | 08/01/2000 |
| 6094887 | Ultraviolet energy and vapor-phase hydrogen peroxide sterilization of containers The present invention discloses a method and apparatus for sterilizing packaging with vapor-phase hydrogen peroxide and ultraviolet radiation on a packaging machine. A partially formed carton is sprayed with gaseous hydrogen peroxide from a hydrogen perox... | 08/01/2000 |
| 6096219 | Method and apparatus for pretreatment of hazardous waste material The present invention provides a method for the pre-treatment of hazardous biological and chemical contaminants from a waste fluid stream prior to discharge to a waste water treatment facility such as a publicly owned water treatment works or a similar pr... | 08/01/2000 |
| 6090296 | Method and apparatus for UV-oxidation of toxics in water and UV-disinfection of water A novel UV-oxidation and UV-disinfection system uses a highly-efficient, electrodeless microwave-excited lamp combined with a coaxial flow-through reactor design in which a liquid to bc treated is pumped from the bottom of the reactor and flows vertically... | 07/18/2000 |
| 6090346 | Sterilization using ultraviolet light and ultrasonic waves A sterilization method for organic or inorganic matter which combines exposure to ultraviolet light and ultrasonic waves. The ultrasound waves are applied "dry" in that the object is not immersed into a liquid solution during the exposure cycle. This make... | 07/18/2000 |
| 6074565 | Beverage storage and dispensing container A flexible diaphragm, flexible bag or bladder tank used to store and dispense, cool or heat, and sterilize drinking water or beverages under pressure, may include at least one orifice, at least one ultraviolet sterilizing unit located within it, and at le... | 06/13/2000 |
| 6071472 | Process and device for the anti-odor treatment of air The photocatalytic action of titanium dioxide and the anti-odor activity of undecylenic acid or its compounds are combined in an atmospheric scrubbing or renewal system. The invention consists in placing a filter impregnated with these two substances and ... | 06/06/2000 |
| 6071473 | Water sterilization system incorporating ultrasonic device A method and apparatus are disclosed for using ultrasonic energy in conjunction with an ultraviolet water sterilization system. An ultrasonic transducer assembly is placed in or around one end of the sterilization chamber for producing the ultrasonic ener... | 06/06/2000 |
| 6066348 | Method of disinfecting a foodstuff using gaseous ozone The present invention provides a method of disinfecting a foodstuff using a gaseous mixture containing ozone in an amount and for a time sufficient to effect disinfection.... | 05/23/2000 |
| 6063170 | Air filtration system This invention relates to an air filtration system including four principle segments interconnected in series as one unit through which contaminated air is passed. The first segment includes a prefilter for the removal of dust particles; the second segmen... | 05/16/2000 |
| 6056918 | Method and apparatus for the sterilization of a carton The present invention discloses a method and apparatus for sterilizing cartons with vapor-phase hydrogen peroxide and ultraviolet radiation on a packaging machine. A partially formed carton is first sprayed at a bottom forming station with a sterilant. Th... | 05/02/2000 |
| 6055828 | Treatment methods for glass medical adhesive applicators Treatment methods for glass medical adhesive applicators in which a glass applicator is exposed to ammonium sulfate, an acidic gas, a plasma or a silanizing agent in order to remove or coat alkalide materials trapped in the glass.... | 05/02/2000 |
| 6054097 | Expanding plasma emission source microorganism inactivation system A method and apparatus for disinfecting material such as a fluid stream, (e.g., water) or various objects (e.g., packaging, fruits, vegetables) using a high temperature expanding plasma emission source (EPES lamp) to generate intense pulses of ultraviolet... | 04/25/2000 |
| 6042720 | Apparatus for storing and disinfecting a fluid An apparatus for storing and disinfecting a fluid includes a container (12) for containing the fluid and a cap member (16). The container (12) defines an opening (14) through which the fluid is dispensed therein and is removed therefrom. The cap member (1... | 03/28/2000 |
