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8056887 |
Apparatus for surface mixing of gasses and liquids
A surface aerator for mixing gas and liquid is disclosed. The surface aerator has an upwardly pumping impeller located within a draft tube. A flow diverter redirects pumped liquid from the impeller...
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8016272 |
Retrievable diffuser module with truss construction
A diffuser module and system for diffusing gas into liquid such as in aeration/mixing of wastewater. Each module has a header pipe and diffusers which receive gas from the header pipe. Each header...
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8016273 |
Aerator
An improved aerator for creating gas-enriched water in aquaculture bodies of water, as well as other shallow ponds and lagoons, comprising a dual diffuser system providing for a large bubble...
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8011642 |
Cruising aerator
A cruising aerator includes a raft, a motor mounted on the raft, a shaft driven by the motor, a first impeller mounted on the shaft, a second impeller mounted on the shaft, and a common chamber....
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8011643 |
Diffuser assembly with buoyancy vessel
A diffuser assembly with a buoyancy vessel and a chamber for buoyantly raising the diffuser assembly for maintenance work. The diffuser assembly has a support structure, diffusers connected to the...
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7992845 |
Counter current supersaturation oxygenation system
A counter current supersaturation oxygenation system preferably includes a down flow tube, an upflow tube and a gas diffuser. The gas diffuser preferably includes a porous tube and a support frame....
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7954791 |
Fine bubble airlift device
The present invention relates to an aeration device for use in a liquid medium. The device includes a housing adapted to float within the medium such that a top portion thereof remains above a top...
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7934704 |
Retrievable diffuser module with internal ballast/buoyancy chamber
A diffuser module and system for diffusing gas into liquid such as in aeration/mixing of wastewater. Each module has a header pipe and diffusers which receive gas from the header pipe. Each pipe is...
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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...
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7874548 |
Floatatable aerator system
A method and apparatus for a flotatable aerator system that includes a concaved surface at the top of a fluid uptake chamber for diverting aerated fluid behind a chassis of the system. The chassis...
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7789553 |
Water circulation systems for ponds, lakes, and other bodies of water
Circulation systems for ponds, lakes, or other bodies of water using a flotation platform, dish, and impeller. One embodiment has a connecting arrangement between the drive motor and the impeller...
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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...
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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...
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7622040 |
Fine bubble airlift device
The present invention relates to an aeration device for use in a liquid medium. The device includes a housing adapted to float within the medium such that a top portion thereof remains above a top...
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7615147 |
Method and apparatus for water treatment
A water treatment device that chemically treats tidal water. The water may, if desired, be salt water or fresh water. The water treatment device is substantially cylindrical with paddles extending...
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7581716 |
Aeration equipment
The methods and the apparatuses of an aeration equipment are described. A floatable aeration equipment with mobility at least has a floatable apparatus, a plurality of aeration apparatuses, and a...
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7575226 |
Liquid aeration system and method
A system for aerating liquid within a liquid retention structure including a liquid delivery tube in fluid communication with a gas exchange chamber and a pump. The gas exchange chamber includes an...
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7561401 |
Circuit protector for electric device
A protector for an electric device comprises a driving device and a voltage stabilizing device serially connected to the voltage stabilizing device. After a switch of a power source is turned on, a...
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7531097 |
Method and apparatus for aeration of liquid medium
An apparatus and method for mixing gas and liquid including a dome, lower housing, aerator device and flotation device, wherein intermeshed rotating sets of discs operate on parallel shafts driven...
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7520493 |
Floating diffused air aerator
An aerator for mechanically inducing near laminar flow and controlled turbulence in a liquid waste treatment lagoon or pond. A blower, blower mount platform, diffuser modules, aeration manifold,...
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7448600 |
Floating wastewater evaporator
A working pontoon raft has frame that supports a plurality of high speed evaporator fans. An on board pump draws wastewater from under the raft and feeds it to the fans. Large amounts of wastewater...
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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...
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7267766 |
Method and apparatus for aerating a surface layer in a stratified liquid body
A method and apparatus for aerating a surface layer in a stratified liquid body using a depth-adjustable, fine bubble, surface layer aeration unit comprising: a body comprising at least one hollow...
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7267325 |
Aeration method of pool water and apparatus thereof
An aeration method of a water pool and an apparatus thereof are disclosed, suitable for use in an aquatic pool or an aerobic processing pool. The aeration method requires placing at least one...
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7246406 |
Dust collection system
A system for cutting and cleaning material to be cut. The system is particularly effective for hard materials which produce heavy particles. The system is ideal for cutting green concrete. This...
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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...
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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...
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7137620 |
Diffuser and an aeration apparatus equipped with such a diffuser
A diffuser (10) having a body (12) with a blind bore (18) having a closed impaction end (22). Fluids are diffused radially from the body (12) through slots (26). The diffuser (10) is characterized...
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7121534 |
Method and apparatus for gasifying a liquid
A method and apparatus for gasifying a liquid wherein a liquid feedstock (2) to be gasified is passed down a surface (8) in the presence of a gas and into standing liquid (6), the surface having at...
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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...
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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...
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6808165 |
Apparatus for mixing and introducing gas into a large body of liquid
An gas diffusion device for introducing gas into a large body of liquid having at least one diffuser blade that engages over a mounting tube having a spar affixed to its exterior. A passage in the...
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6634626 |
Horizontal surface aerator
The invention is a paddlewheel aerator having a support structure, a drive mechanism contained within the support structure, a rotatable shaft extending horizontally from the drive mechanism; and a...
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6592107 |
Floating portable humidifier
A floating portable humidifier is configured to float partially submerged in an open tray of water. An internal cavity includes water entry apertures below the water line and air entry apertures...
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6499727 |
Internal drive aerator for body of liquids
An aerator or destratifier used to provide Oxygen to standing or less active bodies of water. The aerator has a non-floating internally driven motor within a non-floating sealed drum. The drum and...
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6478964 |
Floating fine-bubble aeration system
A floating fine-bubble aeration system for dissolving a gas in a liquid in which the system is floated. A grid of uniformly spaced fine-bubble diffusers is used to establish large area of...
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6398194 |
Water pressure-type aeration device
A water pressure-type aeration device including a water pump that generates powerful water pressure, with the water pumped through a water distribution head and a number of water distribution tubes...
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6394428 |
Method and apparatus for dissolving water-soluble gas in the sea and isolating it deep in the sea and a method for its installation
Waste carbon dioxide gas discharged in large quantities from stationary gas generating facilities such as thermal power plants, is dissolved in sea water and isolated deep in the sea to prevent...
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6390455 |
Bubble generating device having a float connected thereto
A bubble generating device includes a shaft connected to a float and a plurality of frames connected to the bolt at their first ends. A porous device is connected to the respective mediate portions...
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6390456 |
Bubble generating device
A bubble generating device includes a central tube having a hollow interior and a float is connected to the central tube. The central tube extends through a disk and a porous film is fixedly...
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6325842 |
Method and apparatus for aerating
The present invention is a method and apparatus for aerating liquids including pumping liquids to be aerated into a hollow manifold, providing nozzles on the manifold and openings in the top of the...
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6322056 |
Submarine type liquid mixer with aeration
A process is supported in a mixing tank providing a partition dividing the mixing tank into two separate side-by-side cells, the mixing tank further providing a fixed ceiling. A vertical beam...
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6276670 |
Combined mixer-aerator
The invention describes an apparatus which can be used both for aeration of water and mixing of water. The apparatus comprises a power source which can drive a helical propelling device, whereby...
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6273402 |
Submersible in-situ oxygenator
An apparatus and method for mixing a gas and a liquid while concomitantly mixing and suspending solids and sludge at the bottom of a deep tank. The present invention includes a gas-liquid aerator...
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6264176 |
Aeration diffuser
A diffuser for mixing and oxygenating water or other liquid with an airstrip employs a self supporting microporous tubular membrane, arranged in a spiral or grid configuration, with openings...
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6241221 |
Waste pond liquid circulation system having an impeller and spaced pontoons
A waste pond liquid circulator is described in which a plurality of pontoons extend substantially radially from a base and with respect to a central axis passing through the base. A drive mechanism...
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6179228 |
Water fountain spray modifier
A water fountain spray modifier for use in combination with a pond aerator to modify the water fountain spray pattern generated by the pond aerator. The water fountain spray modifier includes a...
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6145815 |
System for enhanced gas dissolution having a hood positioned over the impeller with segregating rings
A system for the dissolution of gas in a large body of liquid comprising an impeller positioned below the surface of the large body of liquid; a floating hood positioned over the impeller and of...
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6135430 |
Enhanced gas dissolution
Oxygen or other gases are dissolved in large bodies of liquid by injection under a baffle for passage into a submerged hollow draft-tube-impeller means assembly for downward passage therein. Liquid...
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6086056 |
Float sink header
An aeration header for mounting beneath the surface of a body of water is described. The header is formed by a first pipe arranged for transmitting the gas or fluid, a second buoyancy pipe arranged...
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