"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 7431752 | Air purifier with Ozone reduction arrangement An air purifier includes an outer case having an air purifying cavity, an ionizer module, and an ozone reduction module. The ionizer module includes a power unit and an ionizing electrode. The ozone reduction module is electrically connected to the power unit for ge... | 10/07/2008 |
| 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 |
| 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 |
| 7318288 | Apparatus and method using an electrified filter bed for removal of pollutants from a flue gas stream A pollution abatement apparatus comprises an electrified filter bed preceded by a cyclonic mix chamber to remove wood fines and fly ash in a flue gas stream from a wood chip dryer heated by hot gas from an energy system that includes a wood waste combustor. The cycl... | 01/15/2008 |
| 7311756 | Fanless indoor air quality treatment An indoor air quality system for a structure is provided. The indoor air quality system includes a ventilation system and a corona discharge apparatus. The ventilation system directs air through the structure. The corona discharge apparatus is positioned within the ... | 12/25/2007 |
| 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 |
| 7273516 | Plate heat exchanger A plate heat exchanger for exchanging heat between a first air stream and a second air stream includes a plurality of plates limiting first and second exchange chambers which are serially arranged in a transversal direction with respect to the plates. A first air st... | 09/25/2007 |
| 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 |
| 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 |
| 7182805 | Corona-discharge air mover and purifier for packaged terminal and room air conditioners An air conditioning device for heating and/or an environment is provided. The air conditioning device includes a heat exchanging apparatus, a passage, and a corona discharge apparatus. The passage is in thermal communication with the heat exchanging apparatus and ex... | 02/27/2007 |
| 7141174 | Modified amine for boiler water treatment The present invention provides a method of treating boiler and condensate water by the addition of an effective amount of a hydroxyamine-acid ester treatment reagent or an all-in-one treatment composition comprising a hydroxyamine-acid ester. Modification of a hydro... | 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 |
| 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 |
| 7048779 | Method of removing mercury from exhaust gases of coal fired power plants and associated apparatus A method of removing mercury from a coal fired power plant exhaust gas includes passing the exhaust gas through a bulk particle filter to remove coarse particles, introducing powdered activated carbon into the exhaust gas downstream of the bulk particle filter, intr... | 05/23/2006 |
| 7029518 | Method and apparatus for the preparation of clean gases A method and apparatus for preventing contamination of a substrate or a substrate surface, and particularly relates to prevention of contamination of raw materials, semi-finished products, base materials of products and substrate surface in a high-tech industry such... | 04/18/2006 |
| 6986804 | Combination filter for filtering fluids The present invention provides a combination filter for filtering fluids comprising a flow channel particulate filtration media having a first face and a second face and a gas adsorbing filtration media. The flow channel particulate filtration media comprises a plur... | 01/17/2006 |
| 6974494 | Apparatus and method using an electrified filter bed for removal of pollutants from a flue gas stream Pollutants in a flue gas stream from a dryer of products, such as wood chips, are removed by a pollution abatement system that includes an electrified filter bed unit for removing solid particulates. To prevent deteriorated operation of the electrified filter bed un... | 12/13/2005 |
| 6974560 | Electro-kinetic air transporter and conditioner device with enhanced anti-microorganism capability An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode ass... | 12/13/2005 |
| 6964698 | Gas supply for electrostatic filter and electrostatic filter arrangement The invention relates to a gas supply for an electrostatic filter and an electrostatic filter arrangement which has an electrostatic filter and a gas supply. Here, the gas supply has an incoming flow channel of constant cross-sectional area, a gas inlet hood with cr... | 11/15/2005 |
| 6964808 | Wall surface panel capable of generating minus ions utilizing natural volcanic ash soil A wall is formed by adding a predetermined amount of binding agent and water to volcanic ash sediment, which is comprised of mineral silicate including at least silicic acid and aluminum oxide, kneading them, and applying to an arbitrary plane. Through a natural rea... | 11/15/2005 |
| 6953556 | Air conditioner devices An air conditioner includes an ion generator that provides ions and safe amounts of ozone. The ion generator includes a high voltage generator that provides a voltage potential difference between first and second electrode arrays. At least one of the first and secon... | 10/11/2005 |
| 6919698 | Electrostatic fluid accelerator for and method of controlling a fluid flow An electrostatic fluid accelerator includes a first number of corona electrodes and a second number of accelerating electrodes spaced apart from and parallel to adjacent ones of the corona electrodes. An electrical power source is connected to supply the corona and ... | 07/19/2005 |
| 6911186 | Electro-kinetic air transporter and conditioner device with enhanced housing configuration and enhanced anti-microorganism capability An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode ass... | 06/28/2005 |
| 6908501 | Electrode self-cleaning mechanism for air conditioner devices An air conditioner with a cleaning member having an opening, through which a wire-like electrode passes. The member is moved along the wire to frictionally clean the wire-like electrode when a collector electrode array is moved. A lifting arm is mounted to the colle... | 06/21/2005 |
| 6905534 | Method and apparatus for removing vapor phase contaminants from a flue gas stream The present invention provides a method and apparatus for removing trace contaminants from a gas stream or flue gas. In one embodiment, the present invention an apparatus for removing a trace contaminant from a gas stream, comprising a gas duct configured to receive... | 06/14/2005 |
| 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 |
| 6843835 | Air cleaning apparatus and method for cleaning air An air cleaning apparatus is disclosed which, in one embodiment, has: an inlet for ambient air; an outlet for purified air; a mechanism for the uptake of a scrubbing liquor and for the removal of impurities dissolved or dispersed in the ambient air by contact with s... | 01/18/2005 |
| 6818043 | Vapor-phase contaminant removal by injection of fine sorbent slurries A method for efficiently removing vapor-phase contaminants from gas streams is described. A powdered adsorbent such as activated carbon is ground into a fine powder by wet grinding to form a slurry. Chemicals are added to the slurry to impregnate the sorbent to enha... | 11/16/2004 |
| 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 |
| 6793717 | Apparatus for keeping contamination away from a mask during exposure with light The present invention includes a filtered mask enclosure having an exterior portion and interior regions within the exterior portion such that the interior regions have a filtering region and a purging region connected to the filtering region. The present invention ... | 09/21/2004 |
| 6749670 | Process for trapping particulate matter in hot gas and trap therefor There is provided a process for trapping particulate matter in a gas stream exiting a combustion equipment comprising providing a combustion equipment with one or more exits for exhaust gases, each exit connected to one or more ducts, and placing at least one partic... | 06/15/2004 |
| 6709490 | Combined system for removing contaminants from gas effluents It is disclosed a combined system for the elimination of pollutants from gaseous effluents of the type that comprises means for carrying out at least one electronic bombardment operation and means for carrying out at least one electrostatic interaction operation, in... | 03/23/2004 |
| 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 |
| 6610123 | Filtered mask enclosure The present invention includes a filtered mask enclosure having an exterior portion and interior regions within the exterior portion such that the interior regions have a filtering region and a purging region connected to the filtering region. The present... | 08/26/2003 |
| 6464754 | Self-cleaning air purification system and process An economical air purification system and process that greatly reduces concentrations of dust and noxious gases to provide for a cleaner and healthier enviroment for people, plants, poultry and other animals. Desirably, the special air purification system... | 10/15/2002 |
| 6436170 | Process and apparatus for removing particles from high purity gas systems An apparatus for removing particles from a gas in a high purity flowing gas system is provided which includes a flow tube inserted inline in the flowing gas system having an inlet and an outlet, a pressure sealed, electrically insulated feed-through integ... | 08/20/2002 |
| 6294003 | Modular condensing wet electrostatic precipitators A condensing wet electrostatic precipitator for cleaning hot gases is constructed of collection electrode modules which establish longitudinally extending collection electrodes and a cooling jacket, each collection electrode module having a configuration ... | 09/25/2001 |
| 6267802 | Composition apparatus and method for flue gas conditioning The method and apparatus of the present invention are directed to conditioning particulate-containing gas streams using novel additives. The additive is an organometallic salt, preferably of a carboxylic acid, that decomposes in the gas stream to produce ... | 07/31/2001 |
| 6224653 | Electrostatic method and means for removing contaminants from gases An electrical apparatus includes a reaction chamber. A stream of contaminated gasses flows through the chamber. An elongated coronating electrode is positioned in the reaction chamber for producing a corona discharge within the chamber. A multi-stage Fitc... | 05/01/2001 |
| 6224652 | Method and device for the agglomeration of particles in a gaseous flow This invention relates to a method and a device for agglomerating particles in a gaseous flow through an acoustical agglomeration chamber (3). According to the invention a portion of the flow at the outlet of the chamber is selectively extracted by preferring ... | 05/01/2001 |