"If you build a better mousetrap, you will catch better mice."
George Gobel
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8088198 | Wet electrostatic precipitator A wet electrostatic precipitator (1) includes an inlet (2) for receiving a gas (4) containing a pollutant, and an outlet (6) for discharging therefrom the gas (8) from which said pollutant has been at least partially removed. Nozzl... | 01/03/2012 |
| 7717980 | Contaminant extraction systems, methods and apparatuses A contaminant extraction apparatus, systems and method for extracting contaminants, such as particles and polar molecules, from an air flow containing a contaminated gas such as air so that the contaminants are expelled from the embodiments after they are extracted.... | 05/18/2010 |
| 7442234 | Device and method for removing undesirable gases and particles from the air A device and a method for removing undesirable gases and particles from the air are provided. The device includes a purifying chamber through which air (1) to be purified is arranged to pass and has an entrance end provided with a zone (2) producing wa... | 10/28/2008 |
| 7427313 | Air purification device The device according to the invention includes a drip chamber, which is adapted for connecting to the ordinary water mains, a metal plate and a nozzle that is connected to the drip chamber and disposed above the metal plate and a collecting vessel. The object of the... | 09/23/2008 |
| 7368003 | Systems for and methods of providing air purification in combination with odor elimination Systems for and methods of providing air purification and cleaning in combination with odor elimination in a single unit, such as a tabletop unit for home or office use, are disclosed. The air cleaning device includes a housing, an air intake port, an air movement m... | 05/06/2008 |
| 7361212 | Electrostatic precipitator An electrostatic precipitator is detailed. The precipitator includes a conduit for the passage of particles in an air flow and a generator of an electrostatic field substantially orthogonal to the air flow, and an ion supply, capable of charging the particles, in wh... | 04/22/2008 |
| 7332002 | Low sulfur coal additive for improved furnace operation The present invention is directed to additives for coal-fired furnaces, particularly furnaces using a layer of slag to capture coal particles for combustion. The additive(s) include iron, mineralizer(s), handling aid(s), flow aid(s), and/or abrasive material(s). The... | 02/19/2008 |
| 7320298 | Charged water fumigation for combustion systems Internal combustion engines generally suffer from inadequate time to completely combust all the fuel in a given cycle. Therefore, any method for increasing the rate and completion of combustion is welcomed. A large excess of electrons are admitted to the combustion ... | 01/22/2008 |
| 7300496 | Methods and apparatus for air pollution control A method for filtering particle-laden gas includes electrostatically precipitating particles from the particle-laden gas to produce a gas having residual particulates, agglomerating the residual particulates, and using a fabric filter to filter the agglomerated resi... | 11/27/2007 |
| 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 |
| 7270697 | Electrostatic precipitator Electrostatic precipitators, including wet electrostatic precipitators, having a bank of conductive tubes which receive a gas stream having entrained particulates and an electrode connected to an electric current, wherein the tubes each include an internal restricti... | 09/18/2007 |
| 7267708 | Rigid electrode ionization for packed bed scrubbers An ionizing particulate scrubber is provided for the removal of particulate from a gaseous exhaust stream, said scrubber including two sections: a charging section and a collection section. The charging or ionizing section includes one or more cylindrical tubular gr... | 09/11/2007 |
| 7261766 | Supersonic fluid separation enhanced by spray injection The separation of liquid and/or solid components from a multiphase fluid stream passing through a supersonic fluid separator is enhanced by injecting a surface active agent into the fluid stream passing through the separator. Preferably the spray is injected via an ... | 08/28/2007 |
| 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 |
| 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 |
| 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 |
| 7156902 | Wet electro-core gas particulate separator A gas separation apparatus combines the technologies of electrostatic precipitators and centrifugal particle separators into a single unit. At an inlet into the gas separation apparatus, a water spray is introduced into the gas stream. The water spray may include va... | 01/02/2007 |
| 7141091 | Method and apparatus for removing particulate and vapor phase contaminants from a gas stream The present invention provides methods for removing particulate and a vapor phase contaminant from a gas stream including, in one embodiment, directing a gas stream comprising fly ash and a vapor phase contaminant into a particulate collection device, wherein the pa... | 11/28/2006 |
| 7132009 | Air filter device for air exhauster An air filter device for an air exhauster includes at least one static electricity dust-collecting module, at least one water-cleaning module and a casing. The static electricity dust-collecting module is operated to generate static electricity for electrically attr... | 11/07/2006 |
| 7132010 | Air filtering system An air filtration system including a filter (4) for separation of particles and an ionizer (3) for ionization of the air. In use of the system, ionization of the air occurs before the air passes the filter (4). The filter (4) is made up o... | 11/07/2006 |
| 7105042 | Apparatus for separating aerosols or particles from gases An apparatus for separating aerosols or particles from a gas stream composed of a flow housing through which the gas containing the components to be separated flows, a separator, which is arranged in the flow housing, and a corona electrode, which is provided upstre... | 09/12/2006 |
| 7101424 | Ionizer and use thereof in an exhaust gas purifying system for moisture-laden gases In an ionizer of an exhaust gas ionization system for ionizing moisture-laden gases in a channel comprising a nozzle plate having circular nozzle openings through which the gases are conducted, a high voltage electrode support grid arranged downstream of the nozzle ... | 09/05/2006 |
| 7094274 | Use of manganese compounds to improve the efficiency of and reduce back-corona discharge on electrostatic precipitators Manganese is added to a combustion fuel, combustion air, or the resulting combustion exhaust gas in order to improve the efficiency of an electrostatic precipitator in collecting the resulting fly ash. Further, manganese or other flame suppressant is added to a fuel... | 08/22/2006 |
| 7014686 | Electrostatic air cleaner An air cleaner electrode assembly includes an elongated collector electrode and a plurality of elongated discharge electrodes arranged around the collector electrode. A fan may move air in a direction parallel to a length of the electrodes. The collector electrode m... | 03/21/2006 |
| 6986803 | Gas scrubbing process and apparatus Process and apparatus for gas cleaning, as in HVAC systems or semiconductor manufacturing clean rooms, for removing 99.999% of particulate and gaseous contaminants, which may be effectively used to remove and neutralize Bio-chem agents introduced by terrorists, havi... | 01/17/2006 |
| 6966942 | Process for purifying exhaust gases by employing a bubble generator A process for purifying exhaust gases using a bubble generation device is disclosed. ... | 11/22/2005 |
| 6955075 | Portable liquid collection electrostatic precipitator A portable liquid collection electrostatic collection precipitator for analyzing air is provided which is a relatively small, self-contained device. The device has a tubular collection electrode, a reservoir for a liquid, and a pump. The pump pumps the liquid into t... | 10/18/2005 |
| 6926757 | Method for the concentration of spent acid The invention relates to a method for the concentration of the spent acid produced in connection with the scrubbing smelter or roaster gas. The hot gas produced is scrubbed first by dry and then by wet separation, and the scrubbed gas is conducted to the manufacture... | 08/09/2005 |
| 6905029 | Cross-flow differential migration classifier A method, system, apparatus, and article of manufacture provide a cross-flow migration classifier capable of separating particles. The classifier provides a channel through which a sample, having one or more particles, passes in a first direction, wherein the channe... | 06/14/2005 |
| 6872238 | Method and apparatus for particle agglomeration Fine particles of dust and other pollutants in gas streams are agglomerated to form larger particles which are more easily filtered in downstream processing. In one embodiment, particles in successive portions of the gas stream are charged with opposite polarity, an... | 03/29/2005 |
| 6858064 | Apparatus for the electrostatic cleaning of gases and method for the operation thereof In an apparatus for the purification of a gas which apparatus includes a three section conduit with an ionization and cleaning section in which particles contained in water-saturated air are ionized and then conducted through a cha... | 02/22/2005 |
| 6797035 | Oxidizing additives for control of particulate emissions The present invention discloses a process for removing undesired particles from a gas stream including the steps of contacting an additive containing nitrate and/or nitrite anions with the gas stream; collecting the undesired particles and additive on a collection s... | 09/28/2004 |
| 6663695 | Apparatus for cleaning air and for humidifying air A method for cleaning air utilizing an air cleaner which is smaller than conventional air cleaners, wherein a filter is formed on the peripheral portion of a disk and the filter is bent into a wave-shape such that irregularities of the wave are formed in ... | 12/16/2003 |
| 6663690 | Removal of elemental mercury by photoionization Elemental mercury is removed from emissions of coal-fired utilities by the selective photoionization of mercury atoms using ultraviolet light, followed by electrostatic precipitation of the mercury ions. Mercury is first exposed to light of a wavelength w... | 12/16/2003 |
| 6607579 | Apparatus and method for purifying air An apparatus for removing particles from air, including an inlet for receiving a flow of air, a first chamber in flow communication with the inlet, wherein a charged spray of semi-conducting fluid droplets having a first polarity is introduced to the air ... | 08/19/2003 |
| 6607586 | Fluid utilized in apparatus for purifying air An apparatus for removing particles from air, including an inlet for receiving a flow of air, a first chamber in flow communication with the inlet, wherein a charged spray of semi-conducting fluid droplets having a first polarity is introduced to the air ... | 08/19/2003 |
| 6602329 | Dust collector A dust collector for collecting dust, in which the rarefaction of a dielectric at the rear part of electric field forming apparatus is prevented, whereby the collecting efficiency can be increased. The dust collector includes a charging device for chargin... | 08/05/2003 |
| 6551382 | Hot-humid/cold gas scrubbing process and apparatus Effluent gas cleaning process and apparatus for effectively removing particulates in the 0.01 micron to 0.1 micron diameter range, and for removing water-soluble gaseous contaminants, by first bringing the effluent to a relatively high temperature and hum... | 04/22/2003 |
| 6527829 | Method and arrangement for purifying the intake air of a gas turbine The present invention describes a method and an arrangement for purifying the intake air of a gas turbine of solid particles and liquid droplets. According to the invention air is taken into the system of intake air passages (1, 2, 4) of the gas turbine a... | 03/04/2003 |
| 6500240 | Dust collector A dust collector for collecting dust, in which the rarefaction of a dielectric at the rear part of electric field forming apparatus is prevented, whereby the collecting efficiency can be increased. The dust collector includes a charging device (1) for cha... | 12/31/2002 |