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7578931 |
Pressure release protection device for automatic ground cleaning vehicles
The present invention teaches a pressure release protection device for automatic ground cleaning vehicles, comprising an air suction pipe, an airtight cover, an air relief valve, a spring, a filter...
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7419591 |
Filter cartridge with check valve protection
A filter assembly is provided that includes a hood, a drain manifold, a filter disposed between the hood and the drain manifold, a drainage space that is disposed between and in fluid communication...
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7387722 |
Water treatment system
An automatic system for treating water, which consists of two treatment tanks adapted to be operated alternately. The tanks are interconnected with each other by a unique isolation valving system...
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7314509 |
Gas liquid phase separator with improved pressure control
A gas/liquid phase separator includes a fluid inlet, a vapor outlet, a liquid outlet, and first and second valves disposed in fluid communication with the liquid outlet. Both valves are...
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7294254 |
Wastewater treatment system
A localized wastewater treatment system for biologically treating wastewater. Raw wastewater flows into a first operational area where a majority of solid material in the wastewater separates out...
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7282144 |
Semi-submersible floating decanters and methods of using same
Semi-submersible floating decanters and methods of use are provided. The decanters are moveable between a non-decant position and a decant position, and include a float forming an internal cavity,...
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7243669 |
Float-responsive valve with premature closure prevention
A float-responsive valve includes a valve actuator that is selectively responsive to operation of a float to move from a first position to a second position in which the valve actuator holds the...
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7175760 |
Water dispensing apparatus with water recirculation line
A water purification and dispensing apparatus includes a water reservoir, a recirculation line having an inlet end connected to the reservoir and an outlet end connected to the reservoir, a pump...
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7097046 |
Automatically cleaning filter assembly for a liquid-carrying loop
A filter assembly for an aquarium has a self-cleaning filter. A fine mesh filter screen is disposed between an inlet and an outlet for filtering solid matter from the water that is pumped from the...
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7094334 |
Water filter having a filter use time indicator
The described embodiments of the present invention include a water filter having a float portion with a magnet that moves up and down due to water flow to activate a switch for tracking the use...
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6979399 |
Sludge recovery apparatus and method
A paint spray booth sludge recovery system, apparatus and method is provided for water washed paint spray booths. The spray booths are used with a tank or pit which can accommodate flotation for...
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6938633 |
Method and apparatus for supplying process liquid for machine tool
The present invention provides a method and apparatus for supplying process liquid s for a machine tool, which are able to reduce the consumption power and power factor of the pump 21 to a large...
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6861033 |
Purified water supply system for high demand devices and applications
A water supply sub-system for connection to a main water supply system includes a storage tank having an inlet with a flow control valve for connection to the main water supply system. The...
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6790346 |
Cyclone separator suitable for variable fluid flow rates
Cyclone separator with flow rate regulation for separating solid particles from a fluid, comprises a recipient having a fluid inlet and an upper outlet for clarified fluid. The separator also...
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6783665 |
Unit for automatically bleeding off the water which separates in a vehicle fuel filter, in particular for diesel engines
The unit includes a sensor means ( 20 ) positioned in the collection chamber to undergo activation when the water level reaches a predetermined maximum value; there is also provided an electrically...
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6749743 |
Fuel diverter for a recirculating wastewater treatment system
A device for diverting the flow of liquid in a wastewater treatment system in flow communication with effluent returning from a recirculating treatment section and in flow communication with a...
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6736964 |
Apparatus for separating mixed fluids and measuring quantity of component fluids
The apparatus for separating and measuring mixed fluids, specifically the separation of crude oil and water and the volumetric measurement of each of the mixed fluids using a mechanical portable...
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6709577 |
High output ozonating apparatus
An apparatus for treating water with ozone includes a first conduit and a passageway for admitting ozone into the first conduit. There is a second conduit having a top, an inlet connected to the...
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6649048 |
Filter cartridge with regulated surface cleaning mechanism
A filter assembly that filters water, particularly stormwater, that includes flow regulating, siphon inducing, and surface cleaning features that allow the filter assembly to operate at the design...
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6638420 |
Apparatus for sewage treatment
Apparatus for treatment of sewage on vessels. The apparatus includes at least a first aeration chamber, a settling chamber, a disinfection chamber, and a storage container. In order to provide a...
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6627070 |
Apparatus for aeration in a water filter system
The present invention provides an apparatus and method for aeration in a filter system. The present invention provides an air injection adaptor for coupling between a filter tank and a valve...
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6607661 |
Filtering apparatus
The invention relates to a filtering apparatus, the operation of which is based on alternating filtering and flushing stages. The apparatus comprises one or several filter elements placed into a...
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6596158 |
Waste water filtration tank
A waste water filtration tank receives waste water under hydrostatic pressure. The tank collects solids using a filter screen. When the screen becomes clogged with collected solids, liquid is...
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6500344 |
Method and apparatus for filtering particles out of a liquid
Method and arrangement for filtering particles out of a liquid, in which the liquid containing particles is supplied to a sedimentation tank ( 12 ), and the liquid is made, by means of hydrostatic...
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6488852 |
Apparatus and method for biological treatment of environmental contaminants and waste
The invention is directed to an apparatus for delivering activated microorganisms to an environment to be treated. The apparatus has a bioreactor containing microorganisms, a supply of organic and...
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6481456 |
Liquid treatment apparatus and float valve therefor
A float control valve for liquid treatment apparatus is located sufficiently far above the level of the liquid being treated that forces created by the liquid, or forces created during movement of...
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6413416 |
Water treatment vessel with cartridge holder for holding tablets
A water treatment apparatus includes a water treatment vessel providing a water treatment zone which, in use, will contain a volume of water to be treated. A water inlet leads into the vessel, with...
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6398038 |
Filtration system utilizing a vortex mechanical power filter
A vortex mechanical power filter includes a filter unit 12 arranged within a vortex tank 10 such that water to be filtered, e.g. flowing from a from a fish pond via gravity supply line 22 ,...
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6387251 |
Apparatus for dosing powdered or granulated additives in water works, namely swimming pools
An apparatus for dosing a granulated or powdered additive in the water of a water works includes a dosing assembly ( 10 ) with a water collecting tank ( 9 ) hydraulically connected to inflows ( 20,...
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6368498 |
Liquid separator
A liquid separator ( 10 ) for separating two immiscible liquids having different specific gravities, for example, a first liquid comprising water and a second liquid comprising oil. The liquid...
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6361688 |
Treating a liquid with a gas
An inner housing ( 38 ) is positioned within an outer housing ( 36 ). An gas/liquid mixture is caused to flow along a helical path upwardly through an outer chamber ( 70 ) that is formed by and...
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6309539 |
Filtration and subsurface distribution system
A filtration and subsurface distribution system having a vaulted splitting device (e.g., dosing vault) in a recirculating pump tank. The recirculating pump tank houses a sand filter pump and the...
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6303025 |
Water purification system with baffled flow
A water purification system including a rectilinear housing having a plurality of vertical baffles spaced therein. The ends of each of the baffles are located a certain distance below the housing...
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6264832 |
Apparatus for the treatment of rain water
An apparatus (18) for receiving rain water from a water collecting means (20) and treating this water according to a treatment cycle. The apparatus has a stop tank (24) to hold incoming water while...
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6261458 |
System for alternately merging at least four fluids and its application in a separation process in a simulated moving bed
A system that makes it possible to merge at least four fluids with a column for separating a feedstock, for example, in a simulated moving bed, comprises at least one trunnion-mounted ball valve,...
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6251286 |
Accumulating automatic skimmer
A floating skimmer is used for automatically removing oil and other floating matter from the surface of liquid surrounding the skimmer, preferably in a basin or sump. Floats around the periphery...
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6238567 |
Method of making brine for regeneration of a softening appliance
Described is a method for making brine to be used for regenerating water softening appliances. The brine is made in a reservoir having a float mechanism therein coupled to a seal that prevents the...
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6168711 |
Water supply and drainage type microorganic deodorizing system
The invention relates to a water supply and drainage type microorganic deodorizing system, by which a clogging of deodorizer can be effectively prevented in order to decrease a deodorizing...
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6126817 |
Oil and debris separator
A system for separating and retaining liquid with different specific gravities and floatables includes a hood made of plastic and mounted to cover an outlet pipe of a basin receiving the liquid....
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6110383 |
Oil/water separator
A mobile separator system for receiving and separating a mixed composition of oil, water, and sludge. The mobile separator system including a tank for holding the mixed composition, and a drain...
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6106704 |
Wastewater treatment system with air pump/control panel platform
A wastewater treatment system having a tank with an aeration compartment and a clarifier compartment, an air pump affixed to a top of the tank and having an air line delivering air to the aerator...
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6103108 |
Water treatment apparatus
A water treatment apparatus provides treatment of water to remove, for example, hydrogen sulfide and iron, dissolved or dispersed in ground water. The system is provided with water from a...
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6096198 |
Apparatus for conditioning metal cutting fluids
Apparatus for maintaining the condition of cutting fluids in a machine tool sump and for the removal of tramp oil from the cutting fluid has a pump to draw cutting fluid from the machine tool sump...
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6089258 |
Float valve assembly for a water purification system
An improved float valve assembly is provided for regulating water inflow to a purification module of a water purification system, such as a reverse osmosis purification module or the like. The...
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6086635 |
System and method for extracting water in a dry cleaning process involving a siloxane solvent
A system and method are provided for separating water from a solvent during dry cleaning. Included is an inlet capable of receiving a mixture of dry cleaning fluid and water from a basket of a dry...
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6080306 |
Hydrogen sulfide removal apparatus
Hydrogen sulfide is removed from water by methods and apparatus that cause sufficient oxygen to be dissolved in the water for sufficient time at sufficient pressure to precipitate out solid...
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6063295 |
Apparatus and method to increase oxygen levels in livestock drinking water
Apparatus to increase the level of oxygen ingested by livestock by oxygenation of the livestock water supply includes an enclosed tank having a top and having an inlet for admitting water from a...
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6027639 |
Self-cleaning siphon-actuated radial flow filter basket
The apparatus treats storm water and includes a cylindrical basket that has a housing with a circumferentially extending air slot near the base of the housing. The basket contains an annular bed of...
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6015488 |
Filter system for septic tank
A filter housing having a bracket for attaching the housing to a septic tank outlet port and adapted for fluid flow connection to an outlet port on the housing, contains a removable filter element...
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5968352 |
Gas contact tank
Intimate contact of water with a treatment gas is achieved by mixing the gas and water co-currently in a conduit containing static mixers, and directing the conduit into a gas contact apparatus...
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