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| Number | Title | Issue Date |
| 7727317 | Scrubber and exhaust gas treatment apparatus A scrubber removes dust from an exhaust gas. The scrubber includes a casing having an exhaust gas inlet and an exhaust gas outlet, an impeller housed in the casing and supported by a shaft, and a cleaning liquid supply tube for ejecting a cleaning liquid by which th... | 06/01/2010 |
| 7252703 | Direct contact liquid air contaminant control system The direct contact liquid air contaminant control system and method to revitalize air by removal of carbon dioxide and other trace gas contaminants use a direct contact air, liquid scrubber element and stripper element. The scrubber element has two rotor elements ro... | 08/07/2007 |
| 7140195 | Heat transfer apparatus A heat transfer apparatus includes a wetting chamber, an air intake opening leading to an air flow pathway through the wetting chamber, an air outtake opening leading from the air flow pathway through the wetting chamber, an atomizer, a liquid reservoir, and a liqui... | 11/28/2006 |
| 6960059 | Blower with a plurality of impellers A blower having a plurality of impellers is described. The blower has two driving devices and two impellers respectively mounted on the two driving devices. The blades of the two impellers, which are radially or axially disposed, are overlapped so as to enhance the ... | 11/01/2005 |
| 6946022 | Scrubber and exhaust gas treatment apparatus A scrubber removes dust from an exhaust gas. The scrubber includes a casing having an exhaust gas inlet and an exhaust gas outlet, an impeller housed in the casing and supported by a shaft, and a cleaning liquid supply tube for ejecting a cleaning liquid by which th... | 09/20/2005 |
| 6946018 | Method and apparatus for cleaning a gas A method and apparatus for cleaning a gas comprising a rotatable centrifugal cylinder having passageways for flowing a gas stream with a liquid stream through the cylinder to centrifugally remove the particulates from the gas stream with the liquid stream; turbine b... | 09/20/2005 |
| 6905537 | Machine and process for filterless removal of particles and organisms from ambient air, carpets and furnishings A machine and process for filterless wet removal of particles from air, carpets or upholstery, comprised of a suction inlet pipe or other contained conveyance for drawing particle laden air and solvent fluid simultaneously into an impeller, an injection orifice for ... | 06/14/2005 |
| 6899750 | Method and apparatus for cleaning a gas A system and method of cleaning a gas of undesired particulate, aromas, and gases is disclosed. The invention uses a centrifugal scrubbing space to liquid wet a gas and includes a container for containing a liquid with a pump to circulate the liquid. The gas is pump... | 05/31/2005 |
| 6797045 | Scrubber A scrubber including a casing having an exhaust gas inlet and an exhaust gas outlet. An impeller is mounted in the casing, and the impeller is rotatable about its own axis. An exhaust gas can be introduced into the center of the impeller through the exhaust gas inle... | 09/28/2004 |
| 6764531 | Method and apparatus for cleaning a gas A system and method of cleaning a gas of undesired particulate, aromas, and gases of the type utilizing a centrifuge with various combinations and apparatus used to liquid wet a gas stream is provided. The gas scrubber of the present invention includes a container f... | 07/20/2004 |
| 6638343 | Exhaust gas treating device A waste gas treatment system has a primary cooling section provided at a stage subsequent to a decomposition treatment section in which a waste gas is subjected to decomposition treatment at high temperature. The primary cooling section has a liquid spray... | 10/28/2003 |
| 6485548 | Method and apparatus for cleaning a gas A system and method of scrubbing gas utilizing a liquid to wet a gas stream is provided. The scrubber comprises a container containing a liquid; a tube having a tube inlet opened exterior of the container connected via a throat to a tube outlet allowing a... | 11/26/2002 |
| 6402815 | Methods and apparatus for purifying air using mixing liquid Methods and apparatus for purifying contaminated air using mixed liquid are disclosed. The invention includes an air inlet structure for taking in contaminated air, an air purifying compartment connected to the air inlet structure at one end for purifying... | 06/11/2002 |
| 6391100 | Method and apparatus for cleaning a gas A system and method of cleansing a gas of undesired particulate, aromas, and gases of the type utilizing a liquid to wet a gas stream is provided. The gas scrubber of the present invention including: a container having a bottom wall and a top wall interco... | 05/21/2002 |
| 6042636 | Method and apparatus of treating incinerator exhaust gas A method and apparatus of cooling incinerator exhaust gas for a cleaning treatment of high temperature exhaust gas discharged from an incinerator of refuse and/or waste in a post-step are provided. A spray cooling chamber includes a chamber having a lower... | 03/28/2000 |
| 6010559 | Mixing apparatus for gas scrubbing systems Gases containing solubles or suspended particles are mixed with a scrubbing liquid in a mixing apparatus having a chamber with a rotatable wheel mounted therein. The gas is mixed with a scrubbing liquid by the rotating wheel which has first and second scr... | 01/04/2000 |
| 5902520 | Scrubber-condenser for gas and vapour streams from industrial processes Apparatus for the purification of gas and vapor streams by the removal of solid, liquid or aeriform polluting substances; the apparatus including a stator formed as a tubular body having a cylindrical inner wall, which body is furnished with at least one ... | 05/11/1999 |
| 5902377 | Mixing apparatus for gas scrubbing systems Gases containing solubles or suspended particles are mixed with a scrubbing liquid in a mixing apparatus having a chamber with a rotatable wheel mounted therein. The gas is mixed with a scrubbing liquid by the rotating wheel which has first and second scr... | 05/11/1999 |
| 5121602 | Pollution control apparatus A pollution control apparatus is shown for use on automobiles and trucks. This pollution control apparatus fits on the automotive exhaust pipe. A collector unit is secured between the exhaust pipe and tail pipe. The collector unit has a pair of blowers or... | 06/16/1992 |
| 5057130 | Centrifugal cooling device A centrifugal cooling device includes a housing having a water tank, a water valve, an overflow pipe and an outlet at its lower portion. A number of louvers are provided on a perimeter and an upper portion of the housing with a number of long slits formed... | 10/15/1991 |
| 5017203 | Gas scrubbing apparatus and process Scrubbing apparatus for effecting contact between polluted air and a scrubbing liquid may define a serpentine path mounted on a rooftop, an upright tank having a central depending outlet conduit or an upright tank in which contact between the polluted gas... | 05/21/1991 |
| 4941898 | Multicylinder rotary apparatus for desulfurization from exhaust gas A gas desulfurization apparatus is disclosed. The apparatus includes a cylinder casing containing a number of rotating cylinders. Secured to each end of the rotating cylinders is a circular end plate, and within each of the cylinders is fill material havi... | 07/17/1990 |
| 4640696 | Apparatus for cleaning and conditioning gas An air conditioning system includes a chamber having an inlet and an outlet. Within the chamber is conditioning apparatus which includes an electric motor, an open top reservoir of water, a disc on the electric motor which dips into the water reservoir to... | 02/03/1987 |
| 4603021 | Bubble humidifier The invention comprises a reservoir for containing water, and a bubble tank which holds water for forming bubbles. A bubble generator, rotatably supported and positioned in contact with the tank water, mingles water and atmospheric air such that copious b... | 07/29/1986 |
| 4594081 | Gas scrubber Gases that are to be scrubbed, particularly flue gases, pass through an inlet line (14) into a processing area (9) wherein the gases are exposed to the effects of a scrubbing agent that is contained in a bath (4). To this end, the liquid is sprayed by mea... | 06/10/1986 |
| 4543111 | Dust separator The dust separator comprises a rotating centrifugal separator (10) having within a stationary housing paddle wheels (5) equipped with radially extending paddles (12) approximately located in axial planes. With these paddles (12) there are co-rotating wall... | 09/24/1985 |
| 4479816 | Apparatus for scrubbing gases In a disintegrator gas scrubber having a flat fan casing in which a stator bar cage is provided which consists of a plurality of concentric rings of bars extending parallel to the axis, and in which a rotor bar cage rotates which engages in the stator bar... | 10/30/1984 |
| 4478616 | Apparatus for removing gaseous components and/or solid impurities from a gaseous fluid flow Apparatus for removing gaseous components and/or solid impurities from a gaseous fluid flow includes a frame structure in which are disposed a fluid flow inlet connector through which the gaseous fluid flow is charged into the frame structure, a scrubber,... | 10/23/1984 |
| 4452615 | Air conditioning system A housing for air-conditioning apparatus includes an inlet and an outlet. A controlled level of water in the bottom of the housing serves as a reservoir for a rotating disc which flings a curtain of water across the interior of the chamber in the flow pat... | 06/05/1984 |
| 4397794 | Rotary gas washers A rotary gas washer with a droplet generator formed by a ring of radially extending blades mounted for rotation about a vertical axis as liquid is distributed over the blades so droplets are shed at the peripheral surfaces. A gas inlet scroll directs the ... | 08/09/1983 |
| 4371477 | Dust control unit This invention relates to a dust control device enabling dust to be wetted with water mist. The device according to this invention has a water impeller 2 situated in a tunnel 11, 12 behind the fan impeller 1 when viewed upon in the air flow direction in t... | 02/01/1983 |
| 4299601 | Apparatus for filtering, washing and cooling gases An apparatus for filtering, washing and cooling gases, wherein gas is forced through a foraminous wall extending across a chamber and water is sprayed across the chamber on the upstream side of the wall to filter, wash and cool the gas, employs as the wat... | 11/10/1981 |
| 4289506 | Scrubbing apparatus Methods and apparatus for scrubbing a gas with a scrubbing fluid are disclosed. The apparatus disclosed includes a rotatable scrubbing fluid impeller rotatable about an axis of rotation and a scrubbing fluid supply conduit to supply scrubbing fluid to an ... | 09/15/1981 |
| 4242109 | Air cleaner and humidifier The present invention relates generally to apparatus for the cleansing and humidification of particulate laden air, and comprises means for receiving particulate laden air and generating a vortical flow pattern, apparatus for injecting water vapor into sa... | 12/30/1980 |
| 4214881 | Device for cleaning hot gases A method of and device for cleaning hot gases, especially industrial waste ases, according to which the gases to be cleaned are passed between plates or discs rotatable about an axis and arranged in spaced relationship to each other, e.g. spaced from each ... | 07/29/1980 |
| 4171960 | Gas-purifying device A gas-purifying device capable of removing solid and/or gaseous components from a flowing gas. The device includes a cyclone for receiving the gas and removing therefrom relatively coarse solid components, this cyclone having a tubular discharge having at... | 10/23/1979 |
| 4157249 | Suction device for the wet extraction of dust A suction device for the wet extraction of dust from dust laden gas comprises a centrifugal rotor housed in a casing and rotatable about an axis, and means for projecting a wetting liquid into the rotor adjacent the gas inlet thereto, the rotor being prov... | 06/05/1979 |
| 4145197 | Impeller for separating dust particles from an air stream A device for separating dust particles from an air stream, in particular for mine ventilation, comprising a centrifugal separator, a blower for conveying the air stream through the centrifugal separator, and a device connected in advance of the centrifuga... | 03/20/1979 |
| 4076315 | Dust abatement device and method of dust abatement A dust abatement device including an intake or collecting means for delivering air to a rotating fan constituting a propulsion means, and outlet means directing air from the fan in a curtain at an area of dust concentration to inhibit dust movement out of... | 02/28/1978 |
| 4065274 | Method and apparatus for removing particulate pollutants from stack gases A pollution control system for reducing the presence of fine aerosol particles in stack gases from the manufacture of glass fiber wool-type products. After larger particles are removed from the forming fan gas, the gas is fed into a centrifugal fan and ma... | 12/27/1977 |
