Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8105418 | 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... | 01/31/2012 |
| 8034162 | Dust filtration in an automated fiber placement process A method and apparatus are provided for substantially containing dust generated along a fiber tow path extending from a creel to a compression roller in an automated fiber placement machine, by enclosing substantially all of the path of the fiber tows between the cr... | 10/11/2011 |
| 7819945 | Metal fluoride trap A method for making a metal fluoride trap including: assembling a precipitation tube assembly including a plurality of precipitation tubes supported between a first tube end support and a second tube end support; assembling a precipitation tube, flowsheet and filter... | 10/26/2010 |
| 7594954 | Method of air purification from dust and electrostatic filter A method for air purification from dust includes electrically charging dust by air ionization; and collecting the charged dust by an electric field force, performed in a common airflow while changing the direction of the airflow at least once by an angle of more tha... | 09/29/2009 |
| 7435288 | System for filtering particulate matter of diesel particulate filter The present invention relates to a system for effectively filtering particulate matter from exhaust gas. Exemplary embodiments of the invention provides a system for capturing diesel-powered vehicle particulate matter in exhaust gas, the system including: a detour c... | 10/14/2008 |
| 7393385 | Apparatus and method for electrostatically depositing aerosol particles An apparatus useful for electrostatic deposition (ESD) of aerosol particles and methods of depositing the aerosol particles onto a substrate are disclosed. The ESD apparatus and the method of the present invention are useful for electrostatically depositing nanopart... | 07/01/2008 |
| 7381245 | System for influencing and treating the air of at least one room An arrangement for treating room air has a first air quality sensor in an external air conduit of an air conditioning device. An ionization apparatus, an ozone sensor, an air humidity sensor, an airflow sensor, and at least one air temperature adjusting device are a... | 06/03/2008 |
| 7377957 | Method and construction of filters and pre-filters for extending the life cycle of the filter bodies therein A method of utilizing a filter having a filter body removing solid particles from a fluid, in order to extend the life cycle of the filter body before cleaning or replacement thereof is required, characterized in applying to the fluid, upstream of the filter body, a... | 05/27/2008 |
| 7361207 | System and method for electrostatically depositing aerosol particles A system useful for electrostatic deposition (ESD) of aerosol particles and methods of depositing the aerosol particles onto a substrate are disclosed. The ESD system and the method of the present invention are useful for electrostatically depositing nanoparticles p... | 04/22/2008 |
| 7332020 | Gas treating device A gas treating device capable of electrically collecting dust and of decomposing odors and other matter by plasma includes a plasma generating device integrally incorporated into an ionization part in a casing. The ionization part has an ionization line and a column... | 02/19/2008 |
| 7326387 | Air decontamination devices Air decontamination devices in one example include a filter directly exposed to ultraviolet (“UV”) radiation on an upstream side and a downstream side. Ozone may be provided to permeate the filter, as well. Reflectors may be provided to reflect UV radiation emit... | 02/05/2008 |
| 7318858 | Gas separator for providing an oxygen-enriched stream A system for separating oxygen from air operates at a pressure less than atmospheric. The oxygen separation system includes an entry port for ambient air, and at least two separate exhaust ports through which separate exhaust streams are drawn by separate suction so... | 01/15/2008 |
| 7318856 | Air treatment apparatus having an electrode extending along an axis which is substantially perpendicular to an air flow path An air transporter-conditioner device is disclosed that can include an elongated housing having a bottom, a top and an elongated side wall. The housing can have an inlet located adjacent to the bottom and an outlet located adjacent to the elongated side wall, an emi... | 01/15/2008 |
| 7316734 | Volatile organic compound treatment apparatus A volatile organic compound treatment apparatus including an adsorber coming into contact with a gas to be treated and adsorbing volatile organic compounds; a plurality of pairs of electrodes, divided into a plurality of groups, which generate electric discharge so ... | 01/08/2008 |
| 7316729 | Air cleaner with improved airflow An air cleaner is provided according to an embodiment of the invention. The air cleaner includes an air duct including an inlet end and an outlet end, a pre-filter positioned at the inlet end, an electrostatic precipitator positioned in the air duct downstream of th... | 01/08/2008 |
| 7303730 | Waste gas treating device having flow regulator An apparatus having a baffle device and used for treating an exhaust gas, the apparatus comprising: (a) an inlet duct through which the exhaust gas is flowed in, (b) a bend portion, and (c) a catal... | 12/04/2007 |
| 7297182 | Wet electrostatic precipitator for treating oxidized biomass effluent An apparatus for removing particulate matter from a biomass combustion gas stream, the apparatus having a mist-producing element that mixes a gas stream entering the apparatus with liquid droplets; a Wet Electrostatic Precipitator (WESP) section that includes ionizi... | 11/20/2007 |
| 7294175 | Personal inhalation filter A cylindrical or other suitably shaped filter container for insertion into a user's nares to filter inhaled air to remove airborne items. The filter container has two open ends forming a container surrounding filter material. Polypropylene may be used to form the co... | 11/13/2007 |
| 7276106 | Electrode wire retaining member for an electrostatic precipitator An electrode wire retaining member for an electrostatic precipitator is provided according to an embodiment of the invention. The electrode wire retaining member includes one or more flexible arm portions extending from the body and formed of an at least partially f... | 10/02/2007 |
| 7267712 | Planar electric precipitator A plane type electric precipitator includes an electrode plate of plane shape, made of electricity-conducting material; a collecting plate, parallel to the electrode plate and made of electricity-conducting material; a plurality of electrode units, placed on the ele... | 09/11/2007 |
| 7264658 | Electrostatic precipitator eliminating contamination of ground electrode An electrostatic precipitator reduces contamination of the ground electrode by separating charging and collection stages. ... | 09/04/2007 |
| 7258723 | Particulate filter assembly and associated method A particulate filter assembly includes an electrode assembly, a particulate filter positioned in an electrode gap defined between two electrodes of the electrode assembly, a power supply electrically coupled to the electrode assembly, and a controller for controllin... | 08/21/2007 |
| 7258730 | Air purifier Disclosed is an air purifier with a small size, having an excellent air purifying capacity, capable of preventing a large amount of ozone from being generated, the ozone harmful to a human body. The air purifier includes a case, a pair of discharge electrodes provid... | 08/21/2007 |
| 7258729 | Electronic bi-polar electrostatic air cleaner An electro-mechanical electrostatic air cleaner that combines a low air resistance dielectric fibrous filter material positioned between and electrically charged by two electrically resistant carbon coated screens. The screens are charged by a remotely mounted bi-po... | 08/21/2007 |
| 7252810 | Multi-sectional system for continuous gas separation A system for separating a gaseous constituent from a gaseous mixture includes a substantially sealed passageway extending between a first exhaust port and a second exhaust port. An entry port for a gas mixture to be separated opens into the passageway. At least thre... | 08/07/2007 |
| 7252701 | Method of cleaning electric filter and electric filter The invention relates to a method of cleaning an electric filter and to an electric filter. In the method gas containing particles is fed to a chamber (2) of the electric filter. The gas is further fed to gas channels (5) in an emission system (3 | 08/07/2007 |
| 7239475 | Disk drive with airflow diverter filter component A disk drive including a disk drive base, a disk coupled to the disk drive base, and a head stack assembly coupled to the disk drive base. The disk drive further includes an airflow diverter filter component disposed upstream of the head stack assembly with respect ... | 07/03/2007 |
| 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 |
| 7236344 | Ionic flow generator for thermal management The apparatus for generating ionic flow of media includes a DC voltage supply having a positive terminal and a negative terminal with a collector connected to the negative terminal of the direct current voltage supply. The collector has a substantially tubular confi... | 06/26/2007 |
| 7235120 | Electrostatic aerosol filtering apparatus A battery (16) drives an electric motor (17) which in turn drives a fan (18). A circuit board (20) controls the operation of the motor and fan to maintain the flow rate. Air is drawn through an inlet (22) and out through a vent ( | 06/26/2007 |
| 7226497 | Fanless building ventilator A ventilation system for a building is provided. The ventilation system includes a pair of passages between the interior and exterior of the building and at least one corona discharge apparatus for drawing fluid through the passages. The ventilation system may also ... | 06/05/2007 |
| 7217901 | System for transporting and selectively sorting particles and method of using the same A system for transporting and selectively sorting particles includes a first wall and a traveling wave grid extending along the first wall. The system includes a second wall having a passage extending therethrough and a gate operatively associated with the passage. ... | 05/15/2007 |
| 7211923 | Rotational motion based, electrostatic power source and methods thereof A power system includes a member with two or more sections and at least one pair of electrodes. Each of the two or more sections has a stored static charge. Each of the pair of electrodes is spaced from and on substantially opposing sides of the member from the othe... | 05/01/2007 |
| 7208030 | Suspended particulate analyzer An apparatus analyzes components of particulate materials suspended in air. The apparatus includes a container into which the air is introduced, a discharging electrode arranged in the container to electrically charge the particulate materials contained in the air, ... | 04/24/2007 |
| 7198660 | Electrostatic device for ionic air emission Ionic emission electrostatic device (1) for depositing on the surface (sp) of a multitude of aerosol particles (p1, p2, . . . , pn) within a fluid (F), a quasi-homogeneous quantity of ions (iq). This electrostatic device (1) is... | 04/03/2007 |
| 7195660 | Pillow with air filter A travel pillow has one or more air filters and a body with a soft material coupled to the one or more air filters. The air filters can be powered by a power source located within the pillow. The one or more air filters can have an air intake and an air outflow in c... | 03/27/2007 |
| 7175695 | Apparatus and method for enhancing filtration Disclosed is a filtration enhancement apparatus and an associated method. The apparatus includes a number of electromagnetic grids that are placed in series. The first grid conditions ambient particles to generate particles with both a positive and a negative charge... | 02/13/2007 |
| 7160358 | Pollution control in wood products dryer Contaminant laden gas streams from wood product dryer operations, and other sources, are purified. The gas stream first is saturated with moisture by contacting the gas stream with fine liquid droplets which entrain particulates. The gas stream then is subjected to ... | 01/09/2007 |
| 7160363 | Electrostatic filter construction This publication discloses an electrostatic filter construction, which includes electrodes connected to a first electrical potential, second electrodes, which are electrically insulated from the first electrodes, and an insulating material acting as a particle filte... | 01/09/2007 |
| 7160365 | Ion generating apparatus, air conditioning apparatus, and charging apparatus An ion generating apparatus is built by sandwiching a dielectric layer between an induction electrode and a discharge electrode. The induction electrode is formed of a metal substrate of, for example, aluminum. Even when the apparatus is made larger, it offers impro... | 01/09/2007 |
