Matches 301 - 350 out of 644 < 1 2 3 4 5 6 7 8 9 10 11 12 13 >
Match Document Document Title
6066252 Alarm mechanism for chlorinator in aerobic waste treatment system  
An alarm mechanism for use in chlorinators using chlorine tablets. The alarm mechanism signals when the chlorine tablets have dissolved to a pre-determined quantity and are in need of...
6056275 Device for introducing gas into liquids  
In a device for introducing gases into liquids, in particular water, at least one prefilter being incorporated into the liquid feed, followed by an atomization device with a connection to a gas...
6051135 Apparatus for making aqueous chlorine dioxide and apparatus for treating water with aqueous chlorine dioxide  
A method and apparatus for forming an aqueous chlorine dioxide solution is disclosed which includes reacting in a reaction vessel an acid reaction solution containing a hydroxy carboxylic acid and...
6045692 Oil filter to introduce anti-wear additives into engine lubricating system  
An oil filter (10) includes a colloidal suspension (12) of PTFE particles less than 2 microns in size retained by capillary forces within the intricacies of the filter media (26) until the filter...
6033560 Apparatus and method for in-situ application of chemical in a swimming pool or spa  
An improved apparatus 10 and corresponding methods for in-situ application of chemical in a swimming pool or spa or the like. Apparatus 10 generally has a handle receiving portion 50, a handle...
6030526 Water treatment and purification  
A water treatment system that a pair of series connected reactor vessels, each of which provides for flow of water to be treated through an annular treatment region that surrounds a...
6019895 Apparatus and method for treating waste water  
A waste water treating system which has an incline pipe for passing waste water therethrough by gravity flow. This aeration pipe has tuyere perforations penetrating the pipe along a portion and a...
6015491 Apparatus for pressure equalization and flushing in a vessel  
An apparatus for equalising pressure and flush in a vessel (1) has a chromatographic separation chamber (5), a distribution plate (3) or collection plate located in the vessel, a pressure...
5997737 Portable skid mounted desalination apparatus  
In a offshore oil and gas platform located over seawater in an open sea environment, the platform having drilling equipment, crew quarters, and a potable water holding tank for holding potable...
5993671 Method for manufacturing a system for treating reclaimed water to provide treated water  
A method of manufacturing a water treatment system for providing a flow of treated water having a pre-established quality, for example, a maximum TDS and permitted pH range, from a flow of...
5993649 Sequential biological-chemical water treatment system  
A low-cost water and wastewater treatment system having several embodiments achieves efficient contaminant removal in an environmentally "friendly" manner. The technology couples biological and...
5993670 Apparatus for admixing of a flocculant liquid to a sludge stream and use of the apparatus  
There is provided an apparatus in which a distribution head 6 is arranged in a sludge pipe 1, through which a wastewater or sewage sludge stream 2 flows, is associated with a rotational plane 18...
5985155 Method and apparatus for automatic adjustment of halogen production in a water treatment system  
A method and apparatus for automatically adjusting electrolytic production or feeding of a sanitizer such as halogen for treating a water body such as a swimming pool or spa. A microprocessor is...
5980741 Bubble trap with flat side having multipurpose supplemental ports  
A flow through bubble trap for fluid flow lines comprises a chamber having a substantially flat, lateral side, a first port tube, and a second, opposed port tube. A flow directing baffle system is...
5976386 Method and apparatus for treating liquids to inhibit growth of living organisms  
A method and apparatus for treating a liquid to inhibit growth of living organisms therein by adding to the liquid an active biocidal ingredient formed by mixing an oxidant and an amine source, by:...
5976364 Apparatus for treating air conditioner condensate with algicide  
An apparatus provides for dissolving biotic growth inhibitor composition, usually in the form of blocks or tablets, into air conditioner condensate fluid to prevent biotic growth. Condensate fluid...
5961823 Oil coagulant products and methods of use therefor  
Oil coagulant compositions, and methods of using such compositions to coagulate the oil that has been spilled on water are prepared from a thermal reaction utilizing an oil component selected from...
5961845 Solid product system and method of using same  
A dispenser system for treating water containing systems in place with a dry chemical substance. The dispenser has a water soluble pouch housing a dry form of a chemical material to be used in...
5942109 Apparatus for the treatment of liquids  
An apparatus for the treatment of liquids, particularly of cycled water of fish tanks or of ponds with an irradiation unit which is intended to act upon the liquid with light, particularly UV...
5942110 Water treatment apparatus  
A water treatment apparatus (10) comprising an elongate metallic brace (12) mounted to a wall (14). Components (16) are for connecting the elongate metallic brace (12) to an inlet water pipe (18)...
5932093 Chlorine dispenser  
The present invention relates to a new and improved chlorine dispenser including a substantially cylindrical housing having a closed bottom and an open top in communication with an interior...
5932111 Photoelectrochemical reactor  
The invention relates to an apparatus, and aspects thereof, and a method for the decomposition of organic material and/or micro-organisms in a solution. The apparatus and the method concerns the...
5925257 Method and apparatus for removing biofilm from an aqueous liquid  
A method for removing biofilm from the interior surface of a conduit and for preventing biofilm from forming on the interior surface as a result of flow of an aqueous liquid through the conduit....
5919360 Additive dispensing apparatus  
An additive dispensing apparatus for a fluid system is disclosed which includes a head having a body portion adapted and configured for fluid communication with the fluid system and having a flow...
5916439 Advanced safe water treatment system  
A water purification system for home or light commercial application including a preconditioning stage followed by an integrated water sterilization stage. Both stages utilize a single pressure...
5916533 Apparatus and method for the controlled application of soluble chemicals to a body of water  
A dispensing container for the controlled dispensing of chemicals in the treatment of a body of water to prevent growth of algae and other adverse conditions includes walls defining a storage...
5914047 On-site biohazardous liquid medical waste collection and treatment system and method of using such system  
A biohazardous liquid medical waste collection and treatment system provides on-site collection and treatment of surgical fluids. The system is mobile, and includes an upper unit and one or more...
5902489 Particle handling method by acoustic radiation force and apparatus therefore  
A chamber for exerting an ultrasound beam on a sample solution containing particles to be concentrated, separated or arranged is provided with a view toward arbitrarily controlling the shape of a...
5900155 Method and apparatus for reconditioning oil of vehicles  
An apparatus for on-site engine oil reconditioning comprises an apparatus configured and arranged for changing oil by removing spent oil from, and introducing reconditioned oil into an internal...
5885446 Wastewater treatment system for loading tablets into wastewater conduit  
A wastewater treatment system for treating wastewater effluent flowing through a sewer pipe from a sewage treatment plant, and specially designed chlorine tablets for use in the treatment system....
5885449 Apparatus for removing microbes from flowing media, such as water  
An apparatus for removeing microbes from flowing media, such as water, has an essentially cylindrical container, inside of which there is a reaction chamber with UV radiators arranged on a...
5882512 Automatic swimming pool cleaners and associated components and systems  
Systems and apparatus for cleaning swimming pools or other vessels are disclosed. Exemplary systems may include an automatic swimming pool cleaner adapted not only to filter debris from water...
5879932 Slow release microorganism dispenser  
A dispenser and method is provided for slowly releasing microorganisms into a surrounding body of fluid. The surrounding body of fluid may, for example, include a pond, lake, or waste management...
5871620 Process and device for reducing the nitrate content of water  
To decrease the nitrate content of water, it is proposed to reduce nitrate to nitrogen in two stages. The first of these stages is a photochemical reduction to nitrite, and the second stage is a...
5866002 Apparatus for activation of a digesting agent and method of its use  
This invention provides an apparatus for activation of a digesting agent for an organic material, the apparatus including a tank, a device for activating the digesting agent in the tank, and a...
5855791 Performance-based control system  
A method for detecting and controlling cooling system characteristics. A flow rate of make-up cooling medium is measured. A conductivity of the make-up cooling medium is measured. A conductivity of...
5853576 Phytorecovery of metals using seedlings  
Methods and systems for alleviating the environmental and health hazards associated with environmental contamination by metals are provided. Contained living or non-viable biomasses of...
5853578 Method for biological purification of liquids and biological filter for purification of liquids  
A biological filter for purification of liquids has primary filtering stages (52a, 52b, 52c) of a particulate material and secondary filtering stages (54, 56, 58) containing a fine-fiber material....
5851406 Process for preventing the degradation of water soluble packaging films by halogenated hydantoins or chlorinated cyanuric acid and apparatus for disinfecting a water system  
A method to prevent the degradation of water soluble film placed in contact with halogenated hydantoin or chlorinated cyanuric acid and an apparatus for disinfecting water systems. Halogenated...
5846410 Cassette device  
A cassette device is disclosed for contribution of neutralizing material into, for example, a surface water flow. The cassette is then intended to be inserted into existing surface water ducts or...
5837134 Scale reduction  
A method and system are disclosed for reducing the scale formation in a hot water reservoir in which a metal element of copper and/or zinc, and preferably brass, is positioned in the hot water in...
5833841 Method and apparatus for purifying water and for maintaining the purity thereof  
The invention relates to a method and apparatus for purifying and maintaining the purity of water in a swimming pool by initially feeding into the pool water treated in an ion exchanger to render...
5829645 Permeable-wall liquid dispensing bottle  
A bottle for dispensing a liquid particularly intended for cosmetic, dermatological, or pharmaceutical applications, or any perfume product. An opening of the bottle is connected to a dispensing...
5827434 Apparatus and methods for reducing and deterring biological contamination  
An apparatus and associated methods for reducing or deterring biological contamination is described. The apparatus features a housing defining a chamber and a reservoir for mixing a fluid with a...
5814227 Water treatment arrangement  
A water treatment arrangement is provided in which water is given a reduced pH by a first catalyst and then is caused to flow over a second catalyst that changes nitrates, nitrites, phosphates,...
5798047 Process and apparatus for ultraviolet decomposition of waste water containing organic substances  
In a process for UV decomposition of waste water containing organic substances as contaminants, the organic substances can be efficiently decomposed with maintaining a high decomposition rate by...
5795551 Floating chemical dispenser with delay for swimming pools  
A chemical controller device for delaying the distribution of chlorinating chemicals into a swimming pool is disclosed. The chemical controller includes a floating dispenser with an inlet port and...
5792360 Water treatment system comprising water-soluble glass  
A water treatment system for submersion in a body of water to be treated comprises a water-soluble glass treatment agent and a water-insoluble retaining means for the water-soluble glass treatment...
5792342 Apparatus for coordinating chemical treatment of sewage  
A method and apparatus for treating nuisance odor streams is provided. One embodiment of the invention is directed to a method and apparatus in which deodorizing chemical agents are applied to an...
5770079 Biological injector and method of application thereof  
This invention provides a biological injector suitable for biologically treating a fluid flowing through or contained in a collection or treatment system. The biological injector comprises at least...
Matches 301 - 350 out of 644 < 1 2 3 4 5 6 7 8 9 10 11 12 13 >