Class / Patent application number | Description | Number of patent applications / Date published |
210748000 | Utilizing electrical or wave energy (directly applied to liquid or material being treated) | 43 |
20080210640 | Process for eliminating nitrogenous organic compounds from salt-containing water - The invention relates to a process for eliminating nitrogenous organic compounds from a salt-containing water which contains more than 0.5% by weight of salt in the form of CaCl | 09-04-2008 |
20080217259 | Method and Device for Separating Particles - The invention relates to a method and a device for separating particles using ultrasonic standing waves which are switched between two different frequencies. A second order harmonic standing wave is used together with the fundamental standing wave. If the particles are exposed to the fundamental standing wave, the forces act to collect particles at the centre. If the particles are exposed to the second order harmonic standing wave, the forces act to collect particles at the two pressure nodes at the sides. By switching the frequency between the second order harmonic standing wave and the fundamental standing wave, particles with different properties will be exposed to different accelerations and are separated into two streams. | 09-11-2008 |
20080237144 | METHOD FOR REMOVING MICRO-BUBBLES AND/OR PARTICLES FROM LIQUID, LIQUID SUPPLY APPARATUS AND IMMERSION EXPOSURE APPARATUS - A liquid supply apparatus capable of removing micro-bubbles and particles is described, including a pipe, a laser provider and at least one micro-bubble/particle outlet. The laser provider provides a laser crossing the pipe, wherein the laser is provided in a manner such that a micro-bubble/particle blocking/repelling barrier is formed crossing the pipe blocking or repelling micro-bubbles, particles or both in the liquid in the pipe. The micro-bubble/particle outlet is disposed on the pipe between the barrier and the liquid inlet of the pipe, adjacent to the barrier for discharging micro-bubbles, particles or both. | 10-02-2008 |
20080237145 | Method and Apparatus for the Photocatalytic Treatment of Fluids - A treatment system comprises a reactor vessel ( | 10-02-2008 |
20080237146 | APPARATUS AND METHOD FOR TRAPPING BEAD BASED REAGENTS WITHIN MICROFLUIDIC ANALYSIS SYSTEMS - An on-chip packed reactor bed design is disclosed that allows for an effective exchange of packing materials such as beads at a miniaturized level. Also disclosed is a method of treating a sample within a microfluidic analysis system, comprising: providing a main channel having a trapping zone; providing a slurry of a reagent treated packing material; inducing a flow of said packing material into said trapping zone through a flow channel connected to said trapping zone to load said trapping zone and form a packed bed of said packing material; and flowing a sample containing analytes through said packed bed, said reagent treating the sample. The present invention extends the function of microfluidic analysis systems to new applications including on-chip solid phase extraction (SPE) and on-chip capillary electrochromatography (CEC). The design can be further extended to include integrated packed bed immuno- or enzyme reactors. | 10-02-2008 |
20080245744 | IN-LINE WASTE DISINFECTION UNIT - A modular waste disinfection system for the disinfection of substantially liquid infectious waste streams and methods of treating such waste streams are disclosed. The modular waste disinfection system includes a metal ion generation chamber for introducing metal ions into the waste material; an oxidant generation chamber in fluid flow communication with the metal ion generation chamber for disinfection of the waste material with an oxidizing agent; and a chelation chamber in fluid flow communication with the oxidant generation chamber for deactivation of metal ions in the waste material, wherein the waste is discharged to a sanitary sewer after disinfection. | 10-09-2008 |
20080245745 | Acoustic concentration of particles in fluid flow - An apparatus for acoustic concentration of particles in a fluid flow includes a substantially acoustically transparent membrane and a vibration generator that define a fluid flow path therebetween. The fluid flow path is in fluid communication with a fluid source and a fluid outlet and the vibration generator is disposed adjacent the fluid flow path and is capable of producing an acoustic field in the fluid flow path. The acoustic field produces at least one pressure minima in the fluid flow path at a predetermined location within the fluid flow path and forces predetermined particles in the fluid flow path to the at least one pressure minima. | 10-09-2008 |
20080245746 | System and method for removal of hydrogen peroxide from a contaminated media - Disclosed herein are systems and methods for removing hydrogen peroxide from a liquid media. This is accomplished by adding an oxidizable metal to the photoreactive slurry. The oxidizable metal is then oxidized, which then causes the oxidized metal particles to bond to the particles of photoreactive slurry to create oxidized metal catalyst particles. Once bonded to the slurry particles, the metal remains in the decontamination system and its presence destabilizes and catalyzes the decomposition of the hydrogen peroxide in the contaminated media. Once destabilized, the hydrogen peroxide breaks down into water and oxygen particles, which are not detrimental to the operation of the system. The oxygen molecules may be vented from the system, while the water molecules simply mix with the liquid media flowing through the system. The photoreactive slurry and the oxidized metal are recovered and recycled so as not to have to be continuously replenished. | 10-09-2008 |
20080257829 | Method and apparatus for separating particles from liquids - Method and apparatus for separating immiscible solid or liquid particles such as oil from a liquid-based mixture or emulsion. The apparatus consists of two spaced apart concentric elongated metal cylinders. The wall of the innermost cylinder contains a multiplicity of spaced apart radially bored holes and its exit end is capped. The outer surface of the innermost cylinder and the inner surface of the outer cylinder consist of a ferrous metal coated with a titanium oxide and irradiated with ultraviolet light. Liquid is pumped under pressure into the innermost cylinder causing a multiplicity of jets of liquid to issue from the holes in the inner cylinder wall to bombard the titanium oxide coating of the inner wall of the outer cylinder. Electrons freed from the titanium oxide in the wall combine with both liquid molecules and particle molecules, causing the particles to separate from the liquid. | 10-23-2008 |
20080257830 | APPARATUS AND METHOD FOR ULTRASOUND TREATMENT OF AQUATIC ORGANISMS - The invention provides a method of treating a target area with an ultrasound wave pattern, including: providing an ultrasound apparatus having an ultrasound wave generator operatively attached to a plurality of transducers, coupled to an immersible support and configured to emit an ultrasound wave; immersing the apparatus into a water environment; positioning the apparatus proximate to a target area to treat at least one in situ organism; and emitting a pattern of ultrasound waves from the transducers, the pattern of ultrasound waves additive in effect and emitted onto the target area to threat an in situ underwater organism. | 10-23-2008 |
20080264874 | Pure Water Treatment Method - The invention relates to a pure water treatment method. According to the invention, once ultra-pure water has been obtained, it is treated by means of cavitation in a tank that is equipped with an acoustic antenna ( | 10-30-2008 |
20080264875 | Method and apparatus for treating materials using electrodeless lamps - The output wavelengths of an electrodeless lamp are controlled by passing a fluid over the surface of the lamp to control its temperature. The stabilized temperature prevents thermal runaway of the lamp and stabilizes the output wavelengths of the lamp. When the fluid passing over the lamp is water, the lamp can be used for sanitary treatment of the water. The treatment can be enhanced by shaping the electrodeless lamp to provide maximally effective water treatment. | 10-30-2008 |
20080272060 | Method and Device for Cleaning Circulation Water - The object of the invention is to provide a method for cleaning circulation water, which reduces the cost of operation and maintenance as much as possible, without a cumbersome cleaning operation such as by detaching electrode plates from an electrolysis cleaning tank and removing scale from inside the tank, and to provide a device used in this method. Accordingly, the present invention provides a method for cleaning circulation water, comprising the steps of flowing circulation water to be cleaned between electrode plates placed in a face-to-face manner between one another; and applying DC voltage between the electrode plates, allowing one or more metal ions contained in the circulation water to be precipitated onto the negative electrode plates by electrolysis, to clean the circulation water, wherein the electrode plates used are made of titanium plates, and wherein a desired amount of current flows, while an anodized oxide coating formed on the surface of the positive electrode plates is compulsively subject to dielectric breakdown by increasing the voltage applied to the anodized oxide coating. FIG. | 11-06-2008 |
20080290044 | Chlorine Dioxide-Based Water Treatment System For On-Board Ship Applications - An on-board ship water treatment system includes such features as drinking water purification and ballast water treatment. The on-board ship water treatment system includes an on-board ship water treatment vessel. A chlorine dioxide generator is fluidly connected to the on-board ship water treatment vessel. The chlorine dioxide generator includes a chlorine dioxide gas source and an absorption loop for effecting the dissolution of chlorine dioxide into a liquid stream. The absorption loop is fluidly connected to the chlorine dioxide gas source. A gas transfer assembly is interposed between the chlorine dioxide gas source and the absorption loop. | 11-27-2008 |
20080290045 | Process and apparatus for water decontamination - Apparatus and method relating to water decontamination, and more particularly, to removing NDMA and other organic contaminants from water using ultraviolet light in combination with ozone or ozone and peroxide, are described. | 11-27-2008 |
20080302735 | APPARATUS AND METHOD FOR REMOVING ARSENIC AND INORGANIC COMPOSITIONS FROM WATER - Simultaneous application of ozone and ultraviolet light (UV185 and UV254) in water to be purified will create hydroxyl radicals, which combination will cause conversion of AS (III) that may be present to As (V), oxidation of inorganic matter such as manganese, sulfur, phosphorus and organic matter and provide virucidal and germicidal effects to purify the water. | 12-11-2008 |
20080314842 | Method of Treating Raw Sewage Slurry - A method is provided for treating wastewaters and sewage slurries, and for converting them to disinfected and stabilized sludge by irradiating with electrons and mixing with a base which steps produce a sludge that conforms to the EPA's requirements, and that is usable in agriculture. | 12-25-2008 |
20080314843 | TREATMENT OF FLUIDS WITH WAVE ENERGY FROM A CARBON ARC - A method of and apparatus for treating liquids flowing in a thin film around a source of wave energy to directly exposes the liquid to the wave energy, preferably generated in whole or part by an electrical arc between carbon electrodes. In addition to the wave energy generated by the electrical arc, energy generated by cavitation of the flowing liquid may be used in treating the liquid. | 12-25-2008 |
20090001027 | FILTER APPARATUS AND METHOD OF REMOVING ORGANIC WASTE - A filtration apparatus including an annular filter surrounding a waste treatment chamber, a first turbine drawing liquid up within the chamber and a second turbine driving liquid outwardly through the filter. In the method of treating organic waste, the chamber includes an ultraviolet lamp and a cylindrical baffle surrounding the chamber having a mirrored surface. The disclosed apparatus further includes anodic and cathodic plates surrounding the filter. | 01-01-2009 |
20090014393 | TREATMENT CHAMBER FOR SEPARATING COMPOUNDS FROM AQUEOUS EFFLUENT - Processes of using treatment chambers for separating compounds in an aqueous effluent are disclosed. More particularly, the treatment chambers use ultrasonic energy and an electrode potential to provide efficient and effective removal of compounds from aqueous effluents, such as textile effluents. | 01-15-2009 |
20090050572 | Enhanced water treatment for reclamation of waste fluids and increased efficiency treatment of potable waters - Disclosed is a process for reclamation of waste fluids. A conditioning container is employed for receipt of waste material on a continuous flow for treatment within the container by immersible transducers producing ultrasonic acoustic waves in combination with a high level of injected ozone. The treated material exhibits superior separation properties for delivery into a centrifuge for enhanced solid waste removal. The invention discloses a cost efficient and environmentally friendly process and apparatus for cleaning and recycling of flowback, or frac water, which has been used to stimulate gas production from shale formations. The apparatus is mobile and containerized and suitable for installation at the well site. | 02-26-2009 |
20090050573 | Medium Switching Systems and Methods Using Acoustic Radiation Pressure - The present invention comprises methods and systems that use acoustic radiation pressure. | 02-26-2009 |
20090057240 | Process for electrolytic production of chlorine products and byproducts - An integrated process separates salts from salty waters and electrolyzes the salts to produce chlorine products such as chlorine, hypochlorites, chlorates and/or caustic soda. | 03-05-2009 |
20090065444 | Use of electromagnetic pulses in cross-flow filtration systems - A fluid feed stream is flowed, subject to electromagnetic pulses, to a filter element via an input feed conduit for the filter element. A coil assembly is disposed about the input feed conduit and an AC power source is connected with the coil assembly. The AC power source has a period including first and second half-cycles of opposing polarities. A switch in series with the coil assembly forms a series connected circuit. A second switch connected with the coil assembly forms a second circuit. A control means closes the first switch and opens the second switch during a first half-cycle of the AC power source. During a second half-cycle, the control means closes and then opens the second switch to produce a first large ringing pulse in the coil assembly. A subsequent pulse may be produced either before or after the first pulse substantially decays. | 03-12-2009 |
20090071910 | LIQUID TREATMENT APPARATUS AND LIQUID TREATMENT METHOD - A liquid treatment apparatus and a liquid treatment method are provided. The liquid treatment apparatus includes a nozzle configured to cause cavitation bubbles to be generated in liquid to be treated, and a discharger which generates discharge plasma in a region where the cavitation bubbles are generated. The liquid treatment method includes causing the cavitation bubbles to be generated in the liquid to be treated, and generating discharge plasma in the region where the cavitation bubbles are generated. | 03-19-2009 |
20090095691 | Internal UV treatment of portable water systems - A disinfectant treatment for self-contained potable water systems. A lamp or lamps within the interior of at least one component system in which water is resident. During operation of the system. As the water tank, water heater, water filter, or other component which holds a volume of water. By putting a radioactive and a microbial effect in response to exposure to UV radiation may be formed of the vessel or other component. The radioactive material may be tin dioxide, titanium dioxide, or other material that produces hydroxyl ions in response to UV exposure. The hydroxyl ions flow from the vessel or other component into the piping and other components so as to attack/inhibit microbial action throughout the system. The lamps are mounted within quartz sleeves for immersion in water or other components. The quartz sleeves to prevent vibration damage. May also be used to of the system so as to prevent friction freeze damage. | 04-16-2009 |
20090101592 | Method for separating emulsions - A method for breaking an emulsion of an ionic liquid which is a salt that is in the liquid state at a temperature below 1500 C, and an oil, comprising the steps of (a) irradiating the emulsion with microwave radiation; (b) separating the emulsion into an ionic liquid phase and an oil phase; and (c) recovering at least one of the phases. | 04-23-2009 |
20090101593 | PULSED POWER WATER TREATMENT - A method for providing biological control to a flow of water in a recirculating potable hot water system. In such a system, water is subjected to an initial chemical treatment using an oxidizing biocide such as chlorine dioxide or peracetic acid that rapidly kills biofilm and | 04-23-2009 |
20090114604 | Method and System for Photocatalytically Decomposing Organic Pollutants Using Electromotive Force of Solar Cell - The present invention relates to a method and system for photocatalytically decomposing organic pollutants using the electromotive force of a solar cell. The present invention provides a method and system for decomposing organic pollutants, which can greatly increase the rate of decomposition of organic pollutants at low cost by combining a photocatalytic organic pollutant decomposition device, capable of decomposing organic pollutants using light energy, with a solar cell, capable of applying an external voltage to the photocatalytic organic pollutant decomposition device using light energy. | 05-07-2009 |
20090114605 | PORTABLE OZONE GENERATOR AND USE THEREOF FOR PURIFYING WATER - The present invention relates to a portable device for generating ozone in water, purifying the water and making it drinkable. The device comprises a housing; at least two electrodes, including an anode and a cathode extending from the housing into the water and each having semi-rough or rough surfaces in contact with the water. The device also comprises a power supply operatively connected to the electrodes for generating between them a difference of potential creating a current and the hydrolysis of the water creating ozone that purifies the water. The electrodes may have a plate or a rode and tube configuration with a plurality of holes with rough edges. The roughness of the surfaces and of the edges of the holes leads to a coalescence of tiny hydrogen bubbles into larger hydrogen bubbles. The hydrogen may be also removed by absorption in a conductive material and regenerated for reuse. | 05-07-2009 |
20090120882 | Device for Treating Fluids, Especially Water Sterilization, Comprising an Electrodeless Gas Discharge Lamp - A fluid treatment plant, particularly a water disinfection plant, having more efficient energy utilization and increased service life in discontinuous operation, is producible as a simple mass-production product, that can be handled easily and is particularly suitable for household use. UV emitters are avoided that are complicated or that cannot be operated without danger, such as DBD lamps with coaxial tubes, as well as complicated ballast devices, and dangerous electrical constructions. Fluid raw materials are converted with UV radiation into qualitatively superior or novel products, in that a fluid to be treated is brought into contact with the emitter, so that the fluid is irradiated with UV radiation and has a direct influence on the temperature of the emitter, in particular it sets the operating temperature of the emitter between 0° C. and 30° C. For this purpose, simple UV emitters are used, in which an excimer filling is excited without electrodes in a UV-transparent discharge vessel, particularly a quartz glass tube. | 05-14-2009 |
20090134098 | SYSTEMS, DEVICES, AND METHODS FOR DIRECTLY ENERGIZING WATER MOLECULE COMPOSITION - Systems, devices, and methods for generating energized water molecules and administering same to a human or other biological subject. The system includes a humidifying apparatus, and excitation apparatus, and a control system. The system may further include a fluid management system to assist in the delivery of energized water molecules. | 05-28-2009 |
20090145855 | Water Purifier System and Method - The invention provides a water purification system and method for combining ultraviolet germicidal irradiation and photocatalysis in a helical reactor geometry that maximizes both the photocatalytic efficiency and the germicidal dosage of the ultraviolet irradiation in deactivation of microbes and the destruction of contaminant organic compounds. | 06-11-2009 |
20090152207 | PROCESS FOR THE REDUCTION OF BIOFOULING USING ELECTRIC FIELDS - A process to reduce or prevent biofouling, by destroying or deactivating microbiological content of feedwater, or other liquid, prior to its entrance into membranes or process equipment, such as heat transfer equipment. The process comprises the use of electrical discharge and/or electric fields to destroy microbes that result in the biofouling of surfaces. By destroying the microbiological content of the water the microbiology no longer is able to create a restricting biofilm upon or within said process equipment. | 06-18-2009 |
20090159536 | Pressurizing -Depressurizing Cycles for Removal of Contaminants in Environmental Samples - A method of removing contaminants from slurry samples is set forth. The method includes the utilization of repeated pressurizing and depressurizing steps to disrupt solidified particles in solid-containing slurries thereby increasing decontamination efficiency. An expansion fluid is injected into the slurry sample sufficient to create microbubbles when the slurry sample is depressurized. The micro bubbles mechanically disrupt the solidified particles increasing contaminant exposure. The microbubbles also provide for increased interfacial regions where contaminants can accumulate at gas-liquid thin films that are in close proximity to and can be effectively removed using a suitable expansion fluid and optional decontamination agents. | 06-25-2009 |
20090236294 | METHOD AND APPARATUS FOR TREATING FLUIDS - A method and apparatus for treating a fluid to destroy, remove, or reduce undesirable agents, such as microorganisms, particles or ions, contained in the fluid and/or to inhibit the formation of scale are disclosed. | 09-24-2009 |
20090250406 | COMPONENT SEPARATING DEVICE AND METHOD OF SEPARATING COMPONENT - A component separating device includes a substrate, a fluid channel provided at the substrate, an actuator and a groove provided at a surrounding of the actuator, the fluid channel contains a fluid including a liquid component and a solid component, and the actuator generates a standing wave at inside of the fluid channel. By such a constitution, a vibration loss is reduced by reflecting a vibration by the groove to be transmitted to a side of the fluid channel, the standing wave having a strong intensity is generated at inside of the fluid channel, and the small-sized highly accurate component separating device is provided. | 10-08-2009 |
20090250407 | System and method of water treatment - A mobile water treatment system is disposed on a trailer of a truck. There is an intake filter, an intake hose, a pump or multiple pumps for water intake and sending water throughout the system, a filtering section that may include sand and/or bag filter or other types of filters, an ozone treatment section after the filters, a holding tank after the ozone section, a UV treatment section after the holding tank, and a chlorination tank. The water may then be sent to a water storage facility or other place as desired. The system includes a generator for power to run the system, and a controller for the system. The ozone section makes use of a misting nozzle in order to increase ozone contact time, and decrease ozone breakdown. The UV section makes use of a slightly downward tilted table with UV bulbs and reflectors above it, and preferably is mounted on a leveling system. A method of treating water uses the mobile system. | 10-08-2009 |
20090250408 | Ultrasound Assisted Heavy Metal Recovery - Methods and systems for heavy metal separation and recovery from heavy metal-containing sludge or wastes. The method utilizes ultrasonic treatment assisted acid leaching process to separate and recover different heavy metals from multi metals-containing sludge. The technique can be cost effectively implemented for heavy metal separation and purification processes in the real world at industrial scales. | 10-08-2009 |
20090277845 | PARTICLE SEPARATING METHOD - A particle separating method comprising the following steps is provided. A vibration chamber is vibrated by a vibrating element for changing a volume of the vibration chamber periodically, such that a suspension is pumped into the vibration chamber while the volume of the vibration chamber is increased and pumped out of the vibration chamber while the volume of the vibration chamber is decreased, and a net flow of the suspension in oscillating flow field and toward a trifurcate zone is obtained. Two vortices are generated in an upstream of a center channel of the trifurcate zone. Particles of the suspension are led toward two side channels of the trifurcate zone. | 11-12-2009 |
20090289015 | BACK-SURFACE MIRRORS FOR ULTRAVIOLET LIQUID DISINFECTION SYSTEMS - According to embodiments of the invention, ultraviolet-based liquid disinfection systems with back-surface mirrors for enhancing the performance are provided. The disinfection system may include, for example, metallic mirrors deposited externally over areas of a UV-transparent liquid conduit to redirect light rays back into the conduit | 11-26-2009 |
20090308819 | SCREENING SYSTEM - The present invention provides a vibratory screening apparatus ( | 12-17-2009 |
20100000948 | WATER TREATMENT EQUIPMENT USING PULSED ULTRAVIOLET LAMP - Disclosed therein is a water treatment equipment using pulsed ultraviolet lamp, which emits pulsed ultraviolet rays of high power and high transmission. The water treatment system can be usefully used in a purification plant or in a waste water treatment plant of high turbidity since the UV lamp adapted for emitting the pulsed UV rays is higher in power and longer in a transmission length than the conventional continuous UV lamp. | 01-07-2010 |