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7632402 |
Control system
An apparatus and method for controlling a water characteristic of a body of water by controlling the cyclic release of a water characteristic material into the body of water with or without the...
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7621978 |
Filter timer
A timer that starts a time cycle when a filter is placed into a housing is disclosed. The timer cycle will not reinitiate a new time cycle when the previously used filter is removed from the...
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7569138 |
Filter jug with replaceable cartridge and method of monitoring and controlling the efficiency of a filter cartridge in a replaceable cartridge filter device
A replaceable cartridge filtering jug includes a device for counting and displaying the filtering cycles performed by the cartridge to indicate that the cartridge is exhausted at the end of a...
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7563361 |
Systems for fluid treatment having multiple cycles
A system for fluid treatment that provides alternative regeneration cycles within the same fluid treatment device. A second alternative regeneration cycle is available within the same device, which...
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7510662 |
Method and apparatus for flushing contaminants from a container of fluids
A contaminant-flushing machine for removing contaminants from a container, such as an engine transmission, air-conditioner coil, or transmission cooler, which includes hoses for coupling to the...
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7504058 |
Low cost grease removal system
A low cost oil, grease removal assembly includes a rotomolded plastic container having an inlet and an outlet; a rotomolded plastic basket support located at the inlet inside the container; a...
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7491322 |
Apparatus for removing phosphorus from wastewater
A method of and system for removing phosphorus from wastewater using a waste sludge that has a high affinity for phosphorus. In order for the waste sludge to be used in a flow-through contact...
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7491321 |
Oxidation tank control valve assembly and systems and methods for replenishing a charge of oxygen-containing gas within an oxidation tank
Contaminants are removed from fluid in a system where the fluid is sprayed into an air head at the top of a tank through a diffuser and withdrawn through a pick-up tube. A solenoid valve operates...
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7485217 |
Dental instrument cleansing apparatus
A dental unit water line (DUWL) monitoring and maintenance apparatus, for monitoring a DUWL. The apparatus has a cleansing unit attached to the DUWL for cleansing the fluid passing there through. A...
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7452472 |
Grease interceptor having a grease removal device
The present invention relates to the removal of grease collected in a hydro-mechanical grease interceptor via a pump which may be activated by a programmable timer. In an embodiment, a...
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7435340 |
Wastewater treatment system
This disclosure describes wastewater treatment systems and methods of treating wastewater. In one exemplary method, a wastewater is split into first and second wastewater fractions. The first...
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7410568 |
Sludge treatment
An apparatus for treating sludge, comprises a press for dewatering the sludge, a compaction device for receiving and compacting sludge dewatered by the press, a shredder for receiving and shredding...
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7407473 |
Centrifuge sleep mode control
A method and apparatus is disclosed for setting energy saver sleep modes for use in a centrifuge systems. The centrifuge system contains an energy saver touch screen control which can be either...
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7396452 |
Apparatus for determining flow rates of biological fluids
An apparatus comprises an inlet to convey a first fluid comprising first and second components having different density into a rotating chamber such that an interface forms between at least...
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7391041 |
Germicidal UV reactor and UV lamp
A germicidal UV reactor for use in fluid purifiers is provided, in which the UV reactor comprises an UV lamp with an UV transparent primary envelope and also an UV transparent secondary envelope...
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7374669 |
Vacuum waste removal system
A vacuum transport system suited to moving FOG-laden water. The system includes a first reservoir and at least one vacuum pump in fluid communication with the first reservoir and operable to...
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RE40310 |
Water purification system and method including dispensed volume sensing and control
A water purification system for purifying water flowing through a water flow path. The system includes a water purification device having an inlet and an outlet in the water flow path and at least...
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7335296 |
System and device for processing supercritical and subcritical fluid
A system for processing supercritical and subcritical fluid capable of bringing the inside of at least one processing container ( 1 ) formed in a flow passage into a supercritical or subcritical...
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7314546 |
Disinfectant system and method for the chemical treatment of wastewater
A system for the chemical treatment of wastewater may be discharged in a night spray system, an on demand system or a dosing system. Tank 12 receives wastewater, and a discharge pump 16 pumps...
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7311817 |
System and method for sanitizing and refilling a potable water system onboard a transport vehicle
A system for sanitizing and refilling a potable water system onboard a transport vehicle includes a potable water supply conduit, a potable water feed conduit, a potable water return conduit, a...
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7300569 |
Water treatment system
A water treatment system which includes a control valve with a venturi for drawing air into a tank. The passage of untreated water into the control valve draws air into a tank for oxidation of the...
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7294269 |
Organic disposer and method of controlling the same
An organic matter disposer is disclosed, including a tub, a drum rotatably provided in the tub so as to store organic matters therein, a stirrer provided in the drum so as to stir the organic...
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7276169 |
Method for filtering water in an aquarium, a water cultivation tank and similar water bonds, and corresponding filtering system
A method for filtering the water of an aquarium, a water cultivation tank or similar water bonds, by means of a filtering system comprising a closed vessel and defining a chamber, a filtering body...
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7264730 |
Methods for kidney dialysis
A number of improvements relating to methods and apparatuses for kidney dialysis are disclosed. These include methods such as supplying a dialysis machine including a touch screen interface to a...
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7258781 |
Single-use long-life faucet-mounted water filtration devices
Single-use long-life faucet mounted water filtration devices are disclosed. A bathroom water filtration device having two outlets for filtered water is disclosed. Additionally, a fountain head is...
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7252757 |
Faucet-mounted water filtration device including gate position sensor
Single-use long-life faucet mounted water filtration devices are disclosed. A bathroom water filtration device having two outlets for filtered water is disclosed. Additionally, a fountain head is...
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7244354 |
Ozone irrigator
This portable appliance can be used to clean teeth by liquid (water or solution) containing dissolved ozone, which is a potent oxidizer and germ killer. Preferably, its cleaning action is enhanced...
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7235174 |
Method of sludge recycling
The present invention provides a method of sludge recycling by utilizing an existing facility as it is, degrading sludge efficiently and simply, and producing useful recycled water from treated...
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7192517 |
Coal-bed-methane water treatment system
A water treatment system for treating coal-bed-methane (CBM) water. The CBM water treatment system includes a pump system for pumping CBM water from one or many CBM wells into a common reservoir...
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7156983 |
Swimming pool backwash assembly
A swimming pool backwash control arrangement includes a timing device incorporated with a valve for controlling normal re-circulating flow and backwash flow through a swimming pool filter. The...
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RE39361 |
Assembly of filtering apparatus and replaceable filter; and filtering apparatus and filter for use therein
A filtering apparatus and replaceable filter assembly including an electronic filter identification system having an electronic label on the filter and a read-out mechanism on the filtering...
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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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7083718 |
Waterboiler system with solids removal apparatus
A water boiler system for producing steam or hot water includes an apparatus for removing dissolved minerals from the boiler water without the use of water softeners or other chemical treatment...
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7056442 |
Method and apparatus for flushing contaminants from a container of fluids
A contaminant-flushing machine for removing contaminants from a container, such as an engine transmission, air-conditioner coil, or transmission cooler, which includes hoses for coupling to the...
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7033513 |
Method and apparatus for filtering tap changer oil
A filter apparatus suitable for electrical substation high-voltage transformer tap changers and similar oil-filled equipment removes moisture and other contaminants from the insulating oil bath in...
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7014779 |
Vacuum separation, transport and collection system for immiscible liquids
A vacuum separation, transport and collection system for immiscible liquids includes a separator ( 12 ) for separating two immiscible liquids such as oil and a water-based coolant, and for...
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7014173 |
Cyclic aeration system for submerged membrane modules
An aeration system for a submerged membrane module has a set of aerators connected to an air blower, valves and a controller adapted to alternately provide a higher rate or air flow and a lower...
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6984313 |
Filtration and purification system and method therefor
An automatic water filtration and purification system will allow a continuous water flow to downstream fixtures while simultaneously and automatically regularly flushing and cleaning in-path filter...
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6964737 |
Systems for water and wastewater sludge treatment using floc or network strength
Systems and methods for polymer addition control for sludges from water and wastewater treatment. In a treatment process where flocculating agents are used to promote solids aggregation, intrinsic...
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6958118 |
Self-cleaning water filtration system and method
A self-cleaning water filtration system includes a pre-filter to filter oils and relatively medium sized particles in a water flow, a multi-stage filter to purify and provide a second level of...
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6953523 |
Portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants
A portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants includes a portable, refillable and hand-holdable vessel for holding and pouring water...
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6932912 |
Wastewater treatment system for residential septic systems
A liquid chlorine supply canister is connected by a supply tube and venturi chamber to a recirculating pipe that discharges into a storage-mixing tank into which sewage effluent is received from a...
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6929740 |
Water purification system
A water purification apparatus used to prevent the formation of scale around electrodes which form part of the apparatus. The apparatus comprises at least one electrode containing a proportion of...
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6926821 |
Water treatment device with volumetric and time monitoring features
A totalization meter system for a water treatment device, the device having an inlet aperture and an outlet aperture, and a channel for channeling water between the inlet and outlet apertures. A...
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6916424 |
Method and apparatus for a hemodiafiltration delivery module
This invention provides a method and apparatus for a hemodiafiltration delivery module that is used in conjunction with a UF controlled dialysis machine to enable hemodiafiltration therapy to be...
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6888466 |
Air filter timer
A novel air filter and timer for alerting persons responsible for changing or cleaning the air filter that it is time for servicing. An audible alarm is provided on the timer to emit a prolonged or...
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6884354 |
System and process for the treatment of wastewater
A system and process for the treatment of wastewater in a series of sequencing batch reactor basins wherein wastewater is sequentially fed, treated and discharged on a continuous basis.
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6852228 |
Method and apparatus for purifying untreated water
The invention relates to the purification of untreated water which is polluted with dissolved organic carbon compounds which can be biologically or adsorptively removed in a three-step process,...
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6845971 |
Sterile humidifier and method of operating same
A humidifier meters water into a chamber in which it is subjected to ultraviolet light for a predetermined period of time sufficient to destroy microorganisms whereupon the static quantity of water...
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6827847 |
System and assembly for sanitizing swimming pool water
A system and assembly for treating swimming pool water including an electrolytic chlorine generator assembly and a pass of ionization filter collectively mounted in a common cartridge replaceable...
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