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| Number | Title | Issue Date |
| 6096206 | Manufacturing equipment for drinkable water containing high oxygen Manufacturing equipment for drinkable water containing high oxygen includes at least an original water storing and feeding device, a filter device, a softening device, a deodorising device, a film filter device, a collecting and reacting device, an ozone ... | 08/01/2000 |
| 6086754 | Dispensing apparatus having an improved filter unit For processing raw water into drinking water, a dispensing apparatus is provided with a filter member disposed in a water tank through which the raw water is made to flow. The filter member captures microorganisms contained in the raw water. A heating arr... | 07/11/2000 |
| 6083383 | Apparatus for production of fibrin ogen or fibrin glue This invention relates generally to apparatuses and processes for preparing fibrinogen glue from autologous plasma. More particularly, this invention relates to a novel apparatus comprising a plasma membrane separator to extract and separate the autologou... | 07/04/2000 |
| 6080313 | Point-of-use water purification system with a cascade ion exchange option A modular water treatment and purification system, suitable for home use, is connected to a water supply and contains a closed fluid treatment circuit extending to a water outlet. The closed fluid circuit flows through a plurality of replaceable water tre... | 06/27/2000 |
| 6080305 | Sewage purification plant An automatically operating sewage purification plant for industrial and domestic sewage systems, comprising at least one conduit for conveying untreated sewage to at least one first chamber for preliminary sedimentation in which larger solid particles are... | 06/27/2000 |
| 6074561 | Apparatus and method for recovering photoresist developers and strippers In a developing, etching and stripping apparatus, photoresist developing and stripping chemicals are drawn off into separate circulatory paths in each of which they are pumped through a heat exchanger, a series of tangential filters, an ultraviolet contac... | 06/13/2000 |
| 6071415 | Water purification system and removal of halides A process for the purification of water to render it fit for drinking. It is passed first through a halogenated resin and after this through activated carbon impregnated with silver, which contains a comparatively high silver content, of at least two perc... | 06/06/2000 |
| 6066263 | Apparatus for converting waste plastic into oil A safe and efficient hydrothermal reaction apparatus for converting waste plastic into oil is described herein. The apparatus comprises a receiver tank for containing therein a mixture of plastic and water; a high-pressure injection pump in communication ... | 05/23/2000 |
| 6056876 | Method and apparatus for wastewater treatment A method and apparatus for wastewater treatment is provided which can treat persistent surface active agents and coloring substances in wastewater, and which is compact and economical. The wastewater treatment method introduces water to be treated into a ... | 05/02/2000 |
| 6054048 | Water purification apparatus A water purification apparatus for increasing oxygen concentration in water. The water purification apparatus includes a water pump provided in a water tank for pumping water to produce a water flow, an ejector connected to the water pump for mixing the w... | 04/25/2000 |
| 6048461 | Method and system for cleansing water from oil A method and apparatus for extracting oil from water, particularly spillage water from gasoline stations and water that emanates from vehicle-washing plants. The method and apparatus utilize filters to which contaminated water from the vehicle-washing pla... | 04/11/2000 |
| 6048452 | Waste treatment device and method employing the same A waste treatment device for treating waste having both liquids and solids therein includes a primary waste reservoir, a solids processor operably connected to the primary waste reservoir to receive waste therefrom in a manner to permit combustion of a su... | 04/11/2000 |
| 6024883 | Method for blood analyses A disk for holding, centrifuging and microscopically viewing fluid samples is provided. The disk includes a plurality of reaction wells radiating outwardly and includes a barrier to restrain particles during centrifugation. This disk is used in the disclo... | 02/15/2000 |
| 6007725 | Systems and methods for on line collection of cellular blood components that assure donor comfort Systems and methods convey anticoagulated blood suspension from a donor into a separation device for component separation. One or more components are retained for therapeutic use, while one or more are returned to the donor. The systems and methods monito... | 12/28/1999 |
| 6001244 | Performance water purification system The invention relates to a new water purification system design that uses reverse osmosis membrane filtration and optional ultra violet light treatment. The new system creates the potential for achieving a higher standard of performance for point-of-use r... | 12/14/1999 |
| 6001249 | Multi-stage water filter system A water filter system having a housing for a plurality of serial-flow connected filter cartridges with distinct filtering characteristic related to the direction of flow of water being filtered. Each filter cartridge has a membrane wrapped activated carbo... | 12/14/1999 |
| 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 water, a portable desalination apparatus for producing potable... | 12/07/1999 |
| 5997735 | Septic tank with downstream trickling filter A filter bed base for the treatment of wastewater discharged from a dwelling, business or like producer. The filter bed base is generally rectangular in shape and includes an upper and lower surface. The upper surface of the filter bed base has a pluralit... | 12/07/1999 |
| 5997738 | Reverse osmosis water fountain machine with water saving device A water saving device for a reverse osmosis water fountain machine is provided in which an aspirating pipe with a solenoid valve is coupled to an intake pipe line at the front end of the reverse osmosis cylinder. Before that joint, another solenoid valve ... | 12/07/1999 |
| 5997652 | Food starch processing method and apparatus A food starch seperator comprising a serially connected centrifuge and a membrane seperator further comprising a sintered pipe providing pore flow paths including a pumped source of food plant liquor, outputs for the centrifuge and membrane seperator and ... | 12/07/1999 |
| 5989416 | Wastewater treatment system A filter bed base for the treatment of wastewater discharged from a dwelling, business or like producer. The filter bed base is generally rectangular in shape and includes an upper and lower surface. The upper surface of the filter bed base has a pluralit... | 11/23/1999 |
| 5972209 | System for circulating the finishing fluids of electrode discharge machine A circulation system is capable of dual functions of providing an electrode discharge machine with water or oil to serve as a finishing fluid for the process of drilling fine holes in a work piece of an aluminiumn, steel, or tungsten steel material. The c... | 10/26/1999 |
| 5972216 | Portable multi-functional modular water filtration unit A portable multi-functional modular water filtration unit having configurable modules that can be adapted to render environmental water potable or to isolate contaminants from groundwater or water from other sources such as backwash from reverse osmosis w... | 10/26/1999 |
| 5968369 | Method and apparatus for waste water treatment An apparatus and method for removing contaminants from waste water directs the waste water through a first magnetic field. An ionic polymer is introduced into the waste water after the waste water passes through the first magnetic field, whereby at least ... | 10/19/1999 |
| 5965015 | Oil-water separator system with oleophobic fibrous filter An oil-water separator system and method to separate contaminated oil and water into clean water and free coalesced oil for collection and removal. The system includes a process tank for the oil and water, a pump to pump the oil and water through first an... | 10/12/1999 |
| 5958252 | Waste treatment device and method employing the same A waste treatment device includes a waste holding tank for receiving waste, a solids-gas processor operably connected to the waste holding tank, an aqueous holding tank operably connected to the processor and the waste holding tank and an aqueous purifica... | 09/28/1999 |
| 5958240 | System for recycling waste water An apparatus and method for treating waste water to generate clarified water for reuse in industrial processes which includes the steps of adding agents to the waste stream to generate floccules, aerating the waste stream to cause a portion of the floccul... | 09/28/1999 |
| 5958233 | Apparatus for efficiently dewatering corn stillage solids and other materials A new process and apparatus efficiently dewater aqueous solids residual after fermentation and distillation, such as corn stillage. The feed stream of aqueous solids slurry is fractionated into two or more substreams in such a way that one of the substrea... | 09/28/1999 |
| 5954959 | Microdialysis unit for molecular weight separation The present invention relates generally to an apparatus and method for separating high molecular weight molecules from low molecular weight molecules. More specifically, the invention relates to the use of microdialysis for removal of the salt (low molecu... | 09/21/1999 |
| 5951863 | Water purification using reverse osmosis device for formulation of medical solution Medical drug formulation and delivery system includes a reverse osmosis device for purifying water from a source comprising a housing having an inlet for passage of water from the source, a first outlet for passage of purified water from the housing and a... | 09/14/1999 |
| 5944987 | Multipurpose combinatory oil, air, gas, & pollution filtration system The present invention especially for machine applications, also improves the invention air cleaning device, U.S. Pat. No. 4,585,599 dated Apr. 29, 1986. The present invention is the said air cleaning method U.S. Pat. No. 4,585.599 and which is in addition... | 08/31/1999 |
| 5944986 | Liquid purification apparatus A magnetic separation apparatus which coagulates substances to be removed in liquid by adding magnetic substances and a flocculent to liquid to be treated and adsorbs and captures the thus obtained magnetic aggregates by utilizing magnetic field of magnet... | 08/31/1999 |
| 5932112 | Method and apparatus for killing microorganisms in ship ballast water A method and apparatus for treating ship ballast water before it is discharged into coastal waters. The ballast water may contain harmful non-indigenous microorganisms. Before discharge, the ballast water is oxygenated and deoxygenated to reduce the popul... | 08/03/1999 |
| 5932091 | Oily waste water treatment system The effluent outflow from a shipboard oil/water separator is further reduced in oil content by passage through ultrafiltration membranes arranged in series as an added downstream treatment prior to overboard discharge. Effluent from the oil/water separato... | 08/03/1999 |
| 5922198 | Mobile process for the recovery of spent heat transfer fluids A mobile process to reclaim spent aqueous glycol solutions used as heat transfer fluids and which contains deleterious contaminants, oil/grease, corrosion products, and additives such as buffers and corrosion inhibitors. Particulate contaminates and oil/g... | 07/13/1999 |
| 5911884 | Contamination proof purified water dispenser and method of using same A coin-operated purified water dispensing machine has an exterior housing shaped like a kiosk for a mall. A state of the art water purification system is housed in the kiosk. A unique combination of an RO filter and a bladder type storage tank minimizes t... | 06/15/1999 |
| 5908550 | Water reclamation system for a vehicle wash system A water reclamation system for a vehicle wash system that provides water that is purified to enable reclaimed water to be used in a positive displacement pump. The reclamation system provides for continuous flow of water through the vehicle wash settling ... | 06/01/1999 |
| 5906748 | Separation of toxic metal ions, hydrophilic hydrocarbons, hydrophobic fuel and halogenated hydrocarbons and recovery of ethanol from a process stream This invention provides a process to tremendously reduce the bulk volume of contaminants obtained from an effluent stream produced subsurface remediation. The chemicals used for the subsurface remediation are reclaimed for recycling to the remediation pro... | 05/25/1999 |
| 5906738 | Apparatus and method for removing impurities from aqueous hydrogen peroxide Impurities are removed from aqueous hydrogen peroxide by treating the aqueous hydrogen peroxide by reverse osmosis, cation-exchanging the aqueous hydrogen peroxide and anion-exchanging the aqueous hydrogen peroxide, and the treated ultra-pure hydrogen per... | 05/25/1999 |
| 5888385 | Vehicle coolant recycling An apparatus for the treatment and recovery of spent vehicle coolant that involves the following steps: a) removing the spent coolant from the engine; b) treating the spent coolant with sodium dimethyldithiocarbamate to cause dissolved metals therein to form i... | 03/30/1999 |
