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| Number | Title | Issue Date |
| 8146895 | Apparatus for mixing gasses and liquids An apparatus for mixing gas and liquid is disclosed. The apparatus may have a plurality of blades rotated about a common shaft. The blades may have a forward portion, which cuts through a liquid, and a trailing portion, which forms the leading part of a gas cavity. ... | 04/03/2012 |
| 8056886 | Aspirator An aspirator includes a plurality aspirator tubes, each preferably extending at approximately 70 degrees from a central axis and including a fin extending a limited distance below the aspirator tube outlet. The design improves mixing and gas contact, yet has reduced... | 11/15/2011 |
| 8016271 | Gaseous effluent treatment apparatus The invention relates to an apparatus for the treatment of gaseous effluents, such as those originating from the production of semi-conductors involving contact with a liquid. The inventive apparatus consists of: a gas/liquid contact chamber which can receive a liqu... | 09/13/2011 |
| 7934705 | Multi-directional submersible floating aerator A multi-direction submersible floating aerator has a gas-ring compressor (4), a base (6), a gas inlet tube (9), a seat (11), multiple submersible hollow shaft motors (13), and multiple propellers (14). The base (6) is... | 05/03/2011 |
| 7815172 | Wastewater treatment system and method of using same A wastewater treatment system, comprising a tank and an elongate draft tube. The tank comprises a bottom and at least one partition wall extending short of a tank curved turning wall to form at least a pair of channels for movement of a volume of a liquid. The elong... | 10/19/2010 |
| 7661659 | Swing-type submersible floating aerator A swing-type submersible floating aerator, including a gas-ring compressor, a base, a pipe, a support tube, a swing device and a driving device, wherein the base is disposed between the gas-ring compressor and the support tube, the base is disposed at the center of ... | 02/16/2010 |
| 7661658 | Submersible hollow shaft motor and submersible floating aerator comprising the same Provided is a submersible floating aerator, including a submersible hollow shaft motor (1) including a hollow shaft (2), a bottom shaft extension (4), a first motor flange (15), a second motor flange (16), a first flange (24... | 02/16/2010 |
| 7559538 | Wastewater treatment system and method of using same A wastewater treatment system, including a tank and an elongate draft tube. The tank includes a bottom and at least one partition wall extending short of a tank curved turning wall to form at least a pair of channels for movement of a volume of a liquid. The elongat... | 07/14/2009 |
| 7441754 | Apparatus for introducing a gas into a body of liquid An apparatus for introducing gas into a large body of liquid, including a horizontal frame on ballast adjustable floats, a pressurized gas source, a vertical shaft rotatable about its axis, and a plurality of blades submerged in the liquid and extending radially fro... | 10/28/2008 |
| 7431272 | Device for stirring a liquid and injecting a gas into said liquid with limited clogging An apparatus for stirring and injecting a gas into a liquid. A drive device, located above a container containing a liquid, is connected to a vertical output shaft. The shaft has a self-suction turbine at its. The turbine is made of two stacked disks where the surfa... | 10/07/2008 |
| 7422684 | Method and apparatus for sanitizing water dispensed from a water dispenser having a reservoir A method and apparatus of sanitizing drinking water to be dispensed from a water dispenser having a reservoir includes the steps of providing the ozone gas generator that generates an ozone gas stream, transmitting the ozone gas stream from the generator to the wate... | 09/09/2008 |
| 7398963 | Apparatus and method for diffused aeration An apparatus for mixing gas and liquid is disclosed. The apparatus includes a draft tube having a gas inlet, a liquid inlet, a gas-liquid outlet, and an impeller rotatably mounted within the draft tube. The gas can be entrained into the liquid by rotation of an impe... | 07/15/2008 |
| 7378014 | Method and apparatus for sanitizing water dispensed from a water dispenser having a reservoir A method and apparatus of sanitizing drinking water to be dispensed from a water dispenser having a reservoir includes the steps of providing the ozone gas generator that generates an ozone gas stream, transmitting the ozone gas stream from the generator to the wate... | 05/27/2008 |
| 7371265 | Continuous hydrogen and alcohol generator from coal A gas generator with the sole input of air, water and coal that continuously produces hydrogen and carbon monoxide and further reacts these two gases into alcohol. This gas generator/reactor is using its own by-products and is therefore also self sustaining. ... | 05/13/2008 |
| 7329351 | Process and apparatus for increasing biological activity in waste treatment in bodies of water A process and apparatus for increasing biological activity in waste treatment ponds and lagoons. In this process a floating fluid circulator having an annular space between nested frusto-conical surfaces is operated in a pond or lagoon. An aerator within the scope o... | 02/12/2008 |
| 7322565 | Stirring device and process for carrying out a gas-liquid reaction The invention describes a stirring device made from a gassing stirrer and a liquid mixer or two liquid mixers, which are arranged on a shaft and each have a feed and at least one exit opening, wherein the exit openings of the gassing stirrer and of the liquid mixer ... | 01/29/2008 |
| 7264232 | Device for foaming a liquid A device for foaming a liquid includes a casing with a turbine arranged inside the casing. A shaft connects an agitator with the turbine. An air supply nozzle is coupled to the casing and a tube is coupled to the casing for conducting a steam supply to drive the tur... | 09/04/2007 |
| 7255333 | Strip diffuser Membrane strip diffusers are disclosed, useful for example in aerating wastewater in activated sludge plants. These diffusers have membranes, diffuser bodies and gas conduits elongated in the same general direction. Such conduits may be attached to or formed integra... | 08/14/2007 |
| 7255777 | Distillation system Improved HETP is obtained in the operation of a distillation column containing trays with a packing of a porous container containing a particulate material intimately associated with a resilient component having at least 50 volume % open space, preferably at least 7... | 08/14/2007 |
| 7249571 | Aquarium having improved filtration system An aquarium which includes a tank having a pump and an under gravel filter disposed in the tank below the pump. The under gravel filter includes a hollow bubble dispersing base plate having a perforated top surface and an overlying substrate. An air conduit is provi... | 07/31/2007 |
| 7217028 | Off-axis goblet for food mixer An off-axis goblet or container for a food or beverage mixer has a longitudinal axis centered therein. A mixing assembly is disposed in the goblet or container and has a rotational axis. The longitudinal and rotational axes of the goblet and mixing assembly are diff... | 05/15/2007 |
| 7204476 | Speed-increasing machine for water A speed-increasing machine for water includes a frame member, a plurality of buoyant members mounted to the lower end of the frame member, a motor mounted to the center of the frame member, and a shielding cover mounted outside the motor. A rotating shaft of the mot... | 04/17/2007 |
| 7195233 | Aerator The invention relates to an aerator consisting of a porous plastic moulded body with pores that are smaller on the air outflow side (A) than on the air inflow side (B) lying opposite. The inventive aerator is particularly suitable for use in sewage treatment plants.... | 03/27/2007 |
| 7172177 | Aerator An apparatus for use in fluid agitation which may include a hollow drive shaft having a first end and a second end wherein the first end is coupled to a selectively rotatable power source, a first propeller, a second propeller and an atomizer coupled to the drive sh... | 02/06/2007 |
| 7168691 | Water resistant aerator system and method The water resistant aerator design of the present invention includes a combination of known waterproofing techniques with new techniques for wastewater aerators comprising: use of a threaded joint and thread sealing compound between the lifting handle and the top en... | 01/30/2007 |
| 7166211 | Process and apparatus for microbial filtration and bacterial injection for one or more environmental contaminants Scaleable bacterial injection, aeration and filtration system to effectively control microbial community function of aquatic systems. The present invention is a substantially simplified system with respect to handling growth and dispersion of microorganisms in solut... | 01/23/2007 |
| 7163198 | Stirring and aerating device for activated sludges A stirring and aerating device for activated sludges, wherein a towerlike frame is formed by a carrier element (2, 3) receiving a drive device (1) and at least three support elements (4) extending from said carrier element, wherein an air inlet ... | 01/16/2007 |
| 7156378 | Air seal enclosure for an aerator The design of an air seal enclosure of the system and method of the present invention includes a combination of use of a multisurface silicone sealant between the bottom endbell and the air seal enclosure to provide a watertight joint that prevents water from enteri... | 01/02/2007 |
| 7128278 | System and method for irritating with aerated water An irrigation system for supplying aerated water to plants includes a diffuser. Oxygen is diffused into water by the diffuser to generate aerated water. The aerated water is supplied to an irrigation device which supplies the aerated water to the plants. ... | 10/31/2006 |
| 7127919 | Methods and apparatus for homogenizing molten glass The level of precious-metal inclusions in glass products, e.g., glass substrates for liquid crystal displays, is reduced by stirring molten glass in a stir chamber (11) under conditions such that the magnitude of the shear stress τ on the chamber's wall (... | 10/31/2006 |
| 7121536 | Wave generator with oxygen injection for treatment of a body of fluid One embodiment of an aerator is disclosed that has a hollow intake housing with a horizontally disposed lip on a lower portion thereof. This intake housing converges a flow of bubbles into a draft tube. These bubbles are injected into a fluid in which the aerator is... | 10/17/2006 |
| 7084523 | Windmill for wind power generation A windmill for highly efficient wind power generation is provided by enabling one to efficiently rotate the windmill even in starting or at a low wind speed region by improving a blade of a vertical shaft type windmill of a lift type. In the windmill for wind power ... | 08/01/2006 |
| 7048260 | Turbocharged aerator The present invention is an aerator for inducing air flow below the surface of a liquid. The aerator includes a motor having a drive shaft. A propeller is operably connected to the drive shaft of the motor and a blower is operably connected to the motor. The aerator... | 05/23/2006 |
| 7028992 | Aerator with intermediate bearing An aerator for mixing an ambient gas with a liquid and agitating the liquid incorporates at least three bearings that are rigidly connected to an aerator housing. A propeller is driven by a central shaft that is rotatably mounted in the aerator housing using the bea... | 04/18/2006 |
| 6997444 | Radial disc impeller apparatus and method A radial disc impeller for use with a liquid or liquid suspension mixing assembly, having an axis of rotation. The radial disc has a hub and at least one disc extending radially away from the axis of rotation. The disc is connected to the hub at first axial location... | 02/14/2006 |
| 6994329 | Floating paddlewheel aerator The invention relates to a floating paddlewheel aerator for aerating water or clearing basins. The paddlewheel aerator includes a frame (1) of elongated floats (2, 3), which are substantially arranged at a right angle to each other and are linked with ... | 02/07/2006 |
| 6945408 | Flotation machine The invention relates to a flotation machine, particularly to a flotation machine rotor, that is used for dispersing air, supplied via the rotor axis, to the surrounding slurry, and in which rotor there are formed alternating air ducts and slurry grooves, so that th... | 09/20/2005 |
| 6929777 | Pneumatically actuated integrated life support system A fluid pump used to circulate and oxygenate blood, the fluid pump having an electrical or pneumatic motor having a motor shaft, a gas exchange assembly connected to one end of the motor shaft, and a hollow venturi that defines a venturi inlet opening, a venturi exh... | 08/16/2005 |
| 6860474 | Agitator and drive apparatus and method An agitator drive apparatus for agitating and injecting gas into a liquid in a mixing vessel. The apparatus includes a first and second housing coupled to one another along with a shaft having a first and second end that is rotatably coupled to the first housing and... | 03/01/2005 |
| 6824124 | Aerator and mixer An aerator/mixer which includes a rotatable hollow drive shaft one or more air intake ports adjacent one end, and a propeller and an air permeable diffuser mounted adjacent to the other end; the diffuser is mounted below the propeller; and is in communication with t... | 11/30/2004 |
