| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 095063000 |
And nonelectrical separation of fluid mixture
| 47 |
| 095058000 |
With addition of solid, gas, or vapor
| 24 |
| 095079000 |
Plural separate stages or zones (e.g., separate ionization and collection regions, etc.)
| 20 |
| 095074000 |
With cleaning of collector electrode
| 14 |
| 095071000 |
With addition of liquid to gaseous fluid mixture
| 11 |
| 095078000 |
Including baffling, deflection, or restriction of gas flow
| 11 |
| 095073000 |
With heating or cooling
| 6 |
| 095081000 |
Pulsing or time-varying electric field (e.g., AC, pulsed DC, etc.) | 3 |
| 20080289494 | DECOMPOSITION OF NATURAL GAS OR METHANE USING COLD ARC DISCHARGE - The invention provides methods and apparatus for a cold arc discharge used to decompose natural gas or methane into its gaseous constituents and carbon in the form of solid particles. The gaseous constituents obtained are mainly hydrogen and acetylene and they are produced in admixture with unreacted natural gas or methane. | 11-27-2008 |
| 20090056539 | AIR PURIFYING DEVICE - An air purifying device including a mounting body configured for connection to a duct or plenum of an air handling system is provided. The mounting body includes a substantially planar surface for removable connection to an ultraviolet illumination device. An aperture is provided through the substantially planar surface of the mounting body for passing an ultraviolet lamp of the ultraviolet illumination device through the mounting body. A low-profile porous substrate including a photocatalyst is connected to and extends from the mounting body. Further provided is a combination air purifying device and ultraviolet illumination device and a method of purifying air within an air handling system. | 03-05-2009 |
| 20100089234 | Device and Method for Separating Particulate Material from a Gas Flow - The present invention relates to a device and method for separating particulate material from a gas flow, comprising a substantially elongate housing provided with a peripheral wall and an inlet opening for admitting the gas flow with particulate material into the housing; a number of electrodes extending in the housing up to a predetermined radial distance from the peripheral wall; and an outlet opening arranged downstream in the housing for discharging the gas flow, wherein the outlet opening extends from the axial centre line of the housing to a point some radial distance from a peripheral wall of the housing, and wherein the particulate material is guided into an intermediate space between the outlet opening and the peripheral wall. | 04-15-2010 |
| 095077000 |
Continuously moving electrode | 2 |
| 20100154634 | METHOD AND APPARATUS FOR REMOVING GASEOUS OR VAPOROUS CHEMICAL STERILANTS FROM A MEDIUM - The present invention provides a method and apparatus for removing chemical sterilant molecules from a medium, such as a carrier gas. In one embodiment, the apparatus includes a housing that defines an internal cavity. The housing has an inlet and an outlet fluidly communicating with the internal cavity. An electrode is dimensioned to be received in the internal cavity of the housing. The electrode is made of a material that is chemically active with respect to molecules of a chemical sterilant and conductive to electricity. The electrode is connected to a source of an electrical charge such that an electrical field gradient is formed in a region of space surrounding the electrode. The electrical field gradient is operable to force the chemical sterilant molecule toward the electrode. | 06-24-2010 |
| 20160089678 | Device and Method for Remote Communications and Object Locomotion - A device and method is provided for separating associated ions within a gaseous fluid stream into a first population of positively-charged hydrated hydrogen ions and a second population of gaseous hydrated anions. The device employs a housing and spinning wheel within a vacuum chamber to expose a flow of associated ions to a combination of microwaves and magnetic energy within the vacuum to cause bifurcation of the associated ions into a first population of positively-charged hydrated hydrogen ions and a second population of gaseous hydrated anions which may be collected in reservoirs. The collected two populations can be further channeled through a transformer to electrically induce a force for locomotion or communication. | 03-31-2016 |
| Entries |
| Document | Title | Date |
|---|
| 20080196582 | Method and Device For Enhancing Condensation and Separation in a Fluid Separator - A method is disclosed for enhancing condensation and separation in a fluid separator, wherein: —a fluid mixture is accelerated to a transonic or supersonic velocity in a throat section of a flow channel and thereby expanded and cooled such that at least some initially gaseous components become supersaturated and condense; —at least some condensed components are removed from the fluid mixture in the flow channel at a location downstream of the throat section; and —condensation of at least some supersaturated components is enhanced by illuminating the fluid mixture flowing through the flow channel by a radiation source ( | 08-21-2008 |
| 20080250926 | Method of air purification from dust and electrostatic filter - A method for air purification from dust comprising electrically charging dust by means of air ionization; and collecting the charged dust by means of an electric field force, performed in a common airflow while changing the direction of the airflow at least once by an angle of more than 135°. | 10-16-2008 |
| 20080257148 | SYSTEMS AND METHODS FOR ORGANIC PARTICULATE FILTRATION - The present invention provides systems and methods for organic particulate filtration. An organic particulate filtration system is implemented within a fossil fuel power plant combustion system. The filtration system comprises a gas flow, in which gas are entrained particulates. The filtration system has a collection hopper located proximate a precipitator collection area. Within the collection hopper, a particulate baffle is provided in a downward-angled orientation. The particulate baffle is enabled to trap particulate, such as organic particulate, in the collection hopper, thereby preventing particulate re-entrainment in the gas flow. | 10-23-2008 |
| 20080307963 | Electrostatic phase change generating apparatus - An electrostatic phase change generating apparatus is described. The apparatus causes a change of state to occur in an input gas, for example, ambient air. The electrostatic phase change generating apparatus removes moisture from air, and may be used to generate water from air, dehumidify air, cool air, and the like. The ability to generate water from air has global importance as the need for clean water increases each year. The electrostatic phase change generating apparatus uses high voltage but low current allowing for very energy efficient operations. The electrostatic phase change generating apparatus uses a phase change vessel containing a liquid, a bubbler immersed in the liquid for conveying a gas, and a high voltage source to bias the liquid with respect to an upper electrode. | 12-18-2008 |
| 20090007781 | FUNGI PREVENTING METHOD, FLYING ORGANISM REMOVING APPARATUS AND PLANT PROTECTING APPARATUS BY ADSORPTION OF CONIDIA USING DIELECTRIC POLARIZATION - A method is provided which can efficiently remove conidia and microbe or the like of a phytopathogen from air and does not cause generation of ozone originated from discharge or so, thereby preventing occurrence of a plant disease without damaging a plant. There are also provided a flying organism removing apparatus and a plant protecting apparatus which can adequately capture flyable organisms, such as spores of a phytopathogen and/or small vermin, by applying an electrostatic field to the flyable organisms. | 01-08-2009 |
| 20100236405 | SUBSTRATE TRANSFER DEVICE AND SUBSTRATE TRANSFER METHOD - A substrate transfer device includes an atmosphere introduction unit and an atmosphere exhaust unit provided at a top and a bottom portion of a main body of the device, respectively; and a substrate transfer mechanism provided between the atmosphere introduction unit and the atmosphere exhaust unit. The substrate transfer device further includes a downward flow forming unit provided, adjacent to the atmosphere introduction unit, to allow an atmosphere to be introduced through the atmosphere introduction unit and to downwardly flow through the substrate transfer mechanism and be exhausted through the atmosphere exhaust unit; and a gas ionizing unit for ionizing the atmosphere and a particle collecting unit for collecting particles included in the atmosphere, the gas ionizing unit and the particle collecting unit being sequentially provided in the direction in which the atmosphere downwardly flows, between the downward flow forming unit and the substrate transfer mechanism. | 09-23-2010 |
| 20100326274 | USE OF AN ELECTRIC FIELD FOR THE REMOVAL OF DROPLETS IN A GASEOUS FLUID - A method, and an apparatus to reduce and remove liquid droplets in air, such as fog, mist, haze, spray or steam. The mist and/or air borne water or other liquid droplets catching and collection apparatus creates an “electric wind”, especially enforced by charged needle points or line arranged constructions and/or wires of the first electrode and an electric charging of mist and/or air borne water or other liquid droplets, which will be directed by the “electric wind” and the electric field between the electric source and the opposite grounded or opposite charged counter electrode (second electrode) of fine gauze or something comparable. | 12-30-2010 |
| 20110277632 | Electrostatic Aerosol Concentrator - Disclosed is an electrostatic aerosol concentrator for the concentration of aerosol particles and their collection for subsequent analysis. The concentrator comprises an airflow chamber that includes alternately energized and grounded electrode elements that work in concert to impart radial inward motion to charged aerosol particles and focusing them toward an enriched aerosol outlet. If desired, filtered air inlets may be used to provide a sheath of aerosol-free air along the chamber periphery and prevent deposition of particles onto electrode surfaces. Aerosol particles entering the airflow chamber may carry a positive or negative charge naturally, or a charge may be induced on the particles using a charging section located upstream of the aerosol inlet. Natural or induced charges on the aerosol particles may be used to selectively concentrate subpopulations of aerosol particles from a mixture of particles. For example, bacterial spores or aerosolized viruses may be selectively enriched without concentrating other aerosol particles. The particles of interest are focused and collected at an aerosol rich outlet in a small air volume, while the majority of the airflow, stripped of particles of interest, is purged to the atmosphere through an aerosol lean outlet. | 11-17-2011 |
| 20110296989 | CONTROL OF GROUNDED SURFACE GEOMETRY IN ELECTROSTATICALLY ENHANCED FABRIC FILTERS - An electrostatic filter assembly configured to be installed in equipment for removing particulate matter entrained within a gas stream. The filter assembly functions in the removal and collection of the particulate matter from the gas stream. The equipment for removing particulate matter includes a high voltage discharge electrode for imparting an electric charge to the particulate matter whereby an electrical field is produced at the filter assembly. The filter assembly includes a filter element and a supporting structure for the filter element. The supporting structure is configured to establish at the filter assembly, under the operating conditions of the equipment for removing particulate matter, an electrical field having an intensity that produces no more than a selected amount of degradation at the filter element during operation of the equipment for removing particulate matter. Also a method of manufacturing such an electrostatic filter assembly. | 12-08-2011 |
| 20110308386 | EFFICIENCY-ENHANCED GAS FILTER MEDIUM - The present invention generally relates to an efficiency-enhanced gas filter medium comprising at least two fiber layers comprising a combination of two or more electrostatically-interacting fiber layers such that the efficiency-enhanced gas filter medium is characterizable by a gas filtration efficiency enhancement from the combination of the two or more electrostatically-interacting fiber layers, and related manufactured articles, processes and methods. | 12-22-2011 |
| 20120036998 | ELECTROSTATIC CONTROL OF AIR FLOW TO THE INLET OPENING OF AN AXIAL FAN - An air moving apparatus comprises an axial fan and an electrostatic device. The axial fan has a rotatable shaft defining a central axis of the axial fan, a plurality of blades secured to the shaft, and an air inlet opening. The electrostatic device is disposed immediately upstream of the air inlet opening of the axial fan, and includes a collector and an emitter. In one embodiment, the electrostatic device comprises a cylindrical collector coupled to ground and has a central axis aligned with the central axis of the axial fan, wherein the cylindrical collector has an inner diameter that is substantially the same as the diameter of an air inlet opening to the axial fan. The electrostatic device further comprises a plurality of emitter wires coupled to a terminal of a direct current source and extending lengthwise within the cylindrical collector. The axial fan moves air longitudinally through an air inlet opening of the axial fan, and, during operation of the axial fan, the application of an electrical potential between an emitter and a collector causes ionic air movement radially outwardly away from a central axis of the axial fan. | 02-16-2012 |
| 20120067212 | Reduction And Removal Of Particles - Disclosed is apparatus | 03-22-2012 |
| 20120198995 | Clean Corona Gas Ionization For Static Charge Neutralization - Clean corona gas ionization by separating contaminant byproducts from corona generated ions includes establishing a non-ionized gas stream having a pressure and flowing in a downstream direction, establishing a plasma region of ions and contaminant byproducts in which the pressure is sufficiently lower than the pressure of the non-ionized gas stream to prevent at least a substantial portion of the byproducts from migrating into the non-ionized gas stream, and applying an electric field to the plasma region sufficient to induce at least a substantial portion of the ions to migrate into the non-ionized gas stream. | 08-09-2012 |
| 20130025449 | PARTICLE CATCH ARRANGEMENT USING STATIC ELECTRIC FIELD AND METHODS OF USING SAME - This invention provides a method for the removal of smut, fine dust and exhaust gas particles from polluted air including providing a particle catch arrangement with a charged surface, the particle catch arrangement being arranged to generate a static electric field, wherein the electric field is at least | 01-31-2013 |
| 20130186270 | Vane Electrostatic Precipitator - Vane electrostatic precipitators preferably have the leading edges of the vanes directly opposite the discharge electrodes, and/or the distance between the discharge electrode and the leading edge of the vane electrode is less than the distance between the discharge electrodes improves the collection process. These designs improve collection efficiency of the vane electrostatic precipitators. | 07-25-2013 |
| 20140245886 | METHOD AND ARRANGEMENTS FOR IMPROVING ANIMAL'S PERFORMANCE BY REDUCING THE AMOUNT OF BIOLOGICALLY ACTIVE PARTICLES IN THE STABLE AIR - A method and arrangement to improve animal's biological and/or physical performance by reducing the bioload, defined as biologically active particles in the stable air or within transporter vehicles. The method includes generating a negatively charged electrostatic field operating within the room capturing the particles. The arrangement includes elements for producing a negatively charged electrostatic field capturing air borne particulate matter whereby high voltage >6 kV at low amperage (<10 mA) is applied to a basic conductive structure positioned in the air of the stable or the transporter vehicle, to which carbon fibre filaments are attached, causing the release of electrons from the free ending carbon fibres into the air and thereby generating the negatively charged electrostatic field. | 09-04-2014 |
| 20150090119 | SELF-CONTAINED AIRCRAFT ELECTRONIC AIR TREATMENT SYSTEM - An Environmental Control System may use an electronic air treatment system to control humidity in an aircraft. The electronic air treatment system may use an electronic charging system and a separation system. A turbine rotor may drive a power generating stage to provide high voltage power to the electronic charging system. The charging stage may charge airflow passing through to repel liquid particles away from the airflow. Liquid droplets may be collected and centrifugally flung toward a periphery of the separation system. The liquid particles may be collected outside of the airflow, which may be allowed to pass through the separation system and out to a destination in the aircraft without the collected liquid. | 04-02-2015 |
| 20150360235 | DUST COLLECTOR, ELECTRODE SELECTION METHOD FOR DUST COLLECTOR, AND DUST COLLECTION METHOD - The purpose of the present invention is to provide a dust collector, an electrode selection method for a dust collector, and a dust collection method such that it is possible to select a suitable wire mesh to be used in a collecting electrode and thereby improve the collecting efficiency even at high flow velocities. A dust collector has a discharge electrode to which a voltage is applied, and a collecting electrode that is disposed facing the discharge electrode and has a planar member formed of a wire mesh, wherein the wire mesh of the planar member satisfies equations <1> and <2> below, and the gas face velocity (v) of the gas penetrating the wire mesh is v=0.1 m/s or higher. <1> IndexT=(the inter-wire distance÷2)÷the opening ratio÷the wire diameter×the gas face velocity <2> IndexT≦2 | 12-17-2015 |
| 20150375237 | DUST COLLECTOR, DUST COLLECTION SYSTEM, AND DUST COLLECTION METHOD - A dust collection system, a dust collection method, and a dust collector, can enhance dust-collecting efficiency while reducing the volume of the dust collector as a whole. A dust collector is provided with a casing having an inlet into which gas is introduced; a discharge electrode to which voltage is applied, the discharge electrode being disposed inside the casing and having a spike called discharge spike and mounting frames for supporting the discharge spike; and a collecting electrode having a planar member, disposed inside the casing facing the discharge electrode, the mounting frames being inclined with relation to the gas flow at the inlet. Two mounting frames are connected to each other on the downstream side of the gas flow, and are arranged so that, between the two mounting frames, the upstream side of the gas flow is wider than the downstream side of the gas flow. | 12-31-2015 |
| 20160156160 | ION GENERATOR DEVICE | 06-02-2016 |
| 20160166959 | AIR FILTER FOR HIGH-EFFICIENCY PM2.5 CAPTURE | 06-16-2016 |
| 20160167059 | WALL PLUG-IN ION GENERATOR DEVICE | 06-16-2016 |
