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5055198 Autologous blood recovery membrane system and method  
An apparatus for recycling autologous blood from a patient for reinfusion back to the patient comprising suction means, admixing means for admixing aspirated blood with a washing fluid, filtering...
5049266 Device and method for microbiological water treatment  
A water treatment module (14) has a sedimentation compartment (20), into which water is introduced under high pressure. A filter or microsieve (1) can be provided upstream of the sedimentation...
5047157 Coolant filtration  
A centrifugal particulates filter has inlet and outlet ports for coolant flow, and a flushing port for handling partiulates removed from the main coolant stream. The flushing port is connected to...
5041218 Water purification set and chemicals unit therefor  
The invention relates to a water purification set comprising a container holding a filtering unit and a chemicals unit, said container comprising two compartments having such dimensions that the...
5039407 Water reclamation and collection unit  
The water reclamation and collection unit is designed to process water used for all purposes except, flushing toilets or fixtures used for depositing human waste, to a cleansed and sanitized...
5039402 Water purifier  
A portable, household water purifier is disclosed. The water purifier generally comprises a housing adapted to rest on a kitchen counter-top, a tank mounted inside the housing for receiving...
5030357 Oil/grease recovery method and apparatus  
An apparatus and method for separating hydrophobic materials in liquid state from an aqueous liquid or hydrophilic liquid, for separating debris from such liquid, or for purifying hydrophobic...
5026477 Water purifying combination and ultraviolet lamp therefor  
A water purifying device which includes a plurality of barrels connected one after another by means of thread engagements into an elongated tube having an inlet end and an outlet end. A number of...
5024766 Point of use deionized water purification unit  
The deionized water purification of this invention is a small compact unit which is inserted between the purified deionized water distribution line in a plant water purification system and the...
5019258 Horizontal belt vacuum filtration apparatus  
In a vacuum belt filter, in order to allow for additional washing of filter cake, a plate is mounted in an inclined disposition above the upper run of the belt with its lower end directed upstream...
5013442 Aerobic wastewater treatment with alkalinity control  
Aerobic wastewater treatment processes are controlled utilizing alkalinity measurements. A base line of alkalinity is determined by measuring the alkalinity profile of the influent to the aerobic...
5011605 Sewage treatment plant  
A sewage treatment plant for the purification of waste water includes a chamber container (1) divided by partitions (4) into different sections (6, 7, 8) for pretreatment, biological treatment,...
5011599 Simple system for decomposing atrazine in wastewater  
A hybrid chemical/biological process which is highly effective to destroy the herbicide, Atrazine, in wastewater solutions is herein disclosed. The process comprises subjecting the atrazine...
5009789 Method and plant for separation of synthetic water soluble polymers  
Aqueous solutions of water soluble synthetic resins, such as urea-formaldehyde resins, are charged to an ultrafiltration membrane unit (2) for separation into a concentrate (C) solution and a...
5006240 Water-treatment system  
The invention contemplates a water-treatment system wherein inlet water is subjected to continuous circulation, or at least to a plurality of cycles of circulation, in a loop wherein air under...
5006232 Sewage treatment plant  
A sewage treatment plant for use aboard ship comprises a vacuum assisted fresh water flush system delivering sewage to a collection tank. Sewage is collected from the collection tank in batches...
5004541 Fluid purification system  
A fluid purification system includes an elongated ultraviolet radiation emitting tube and independent fluid flow-controlling conduits. Each conduit is transparent to allow ultraviolet light...
5004535 Water purification system  
A reverse osmosis water purification system includes a support structure dimensioned and arranged to facilitate manual transportation, purification components mounted on the support structure for...
5000854 Protamine-based filter device for removal of heparin from blood samples  
An arrangement for collecting blood from a source of blood employs a filter chamber having a substantially predefined volume for accumulating the collected blood, and first and second access ports...
4999105 Apparatus for membrane assisted liquid chromatography  
Apparatus and method for extracting a component from a sample across a membrane into an extractant and then injecting the extracted sample component into a chromatographic eluent and onto a...
4997562 Multi-chambered septic tank with elongated partition crossover conduits  
Five relatively spaced apart, internal partitions separate the subject septic tank into four consecutive settling chambers, a filtration chamber and an outlet chamber. Each of the four partitions...
4986906 Swimming pool water purification system  
A water purification system including a constant current electrical control system for providing a constant electric current between an anode and cathode in contaminated variable resistance water...
4983287 Water treating using a series coalescing flume  
A method and apparatus for removing oil from the produced water that is associated with the production of hydrocarbons. The method consists of providing a plurality of serially connected...
4975195 Apparatus and method for processing trap wastes and the like  
A method and apparatus for processing trap waste and the like into its component solids and liquids treatable in a sewage treatment plant includes a cooker, a solids separation system, and a...
4969775 Process of dressing contaminated soils  
For a separation into a purified fraction and a polluant concentrate, contaminated soils are ground in a drum to which loose pieces acting like grinding elements have been added and with a net...
4959142 Water treating apparatus  
To sterilize and purify continuously water in a water tank, a water treating apparatus is provided that comprises a circulating type water pipe for taking the water in the water tank outside the...
4957758 Method for refining oils or fats  
A method is disclosed for refining oil which in heated condition is used in the production of consumable products such as French fried potatoes. The oil is fed through a filter system immediately...
4955857 Multi-enzyme bioreactor therapy for cancer  
A new therapy for cancer which involves removal from circulation of several nonessentials amino acids, some essential amino acids and folic acid simultaneously and continuously for long-term...
4950396 Biological sewage treatment plant  
Biological sewage treatment plant comprising at least one treatment or aeration tank (1, 2, 3,) for the biological process, having an inlet (6, 7) for sewage, an outlet (14, 8) for treated water...
4940546 Installation for aerobic biological purification of pollutant-containing water  
The invention relates to an installation for aerobic biological purification of pollutant-containing water, which installation consists of an axial-flow submerged reactor and a sedimentation tank...
4931176 Installation for the separation of the constituents of a suspension  
Process and installation for the separation of the constituents of a suspension.The installation comprises a self-cleaning filter (19), a heater (23), a centrifugal separator (25) and a belt...
4925551 Portable water purification system including electronic memory panel assembly  
An electronic memory panel assembly controls the operation of a portable water purification system which has a reverse osmosis unit having an inlet. The assembly includes a solenoid device with...
4925555 Ultrafiltering hybrid artificial organ  
An artifical hybrid organ or gland is formed from two serially-interconnected chambers, the first of which comprises an ultrafiltration chamber which forms an ultrafiltrate from the blood stream...
4915842 Simple system to decompose pesticide waste water  
A hybrid chemical/biological process which is highly effective to destroy the herbicide, Atrazine, in wasterwater solutions is herein disclosed. The process comprises subjecting the atrazine...
4915844 Liquid-solid particle separation process  
A liquid-solid particle sepation process is disclosed, which is characterized by comprising the repetition of feeding waste solution containing fine solid particles to a membrane-type separator...
4909931 Water-purifier device  
A water-purifier device, comprises a housing to be mounted vertically, a water inlet, a water outlet, and two tubes extending generally horizontally of the housing when the housing is mounted...
4904387 Waste treatment and water recycling toilet system  
A waste treatment and water recycling system that includes a delivery system, a trap, a sump, an anoxic reactor, an aerobic digestion chamber, a filtering system, an adsorption system, a...
4902411 Drinking water purifier  
A water purifier to purify drinkable water, comprising a packed filter chamber, jet type oxygen dissolution chamber, UV lamp sterilization chamber, water circulation and drainage structure, water...
4897187 Portable water filtration apparatus  
A portable water filtration system for use on a boat has a sediment filter unit and a secondary filter unit connected in series and located between end plates on a base including a flat back plate...
4897185 Cell processing apparatus and method  
Using a membrane separating device to remove cell-free fluid from a suspension of cells to preconcentrate cells in the suspension prior to processing in a centrifuge.
4892658 Wastewater treatment system  
A system for the environmentally-safe, unified treatment of a wastewater effluent is disclosed in which there is provided: a primary treatment component comprising at least one means for the...
4879045 Method and apparatus for electromagnetically treating a fluid  
A device for treating fluids with magnetic lines of force includes an electrically isolated non-magnetic, metallic conduit through which the fluid passes. An electromagnetic coil surrounds the...
4872978 Device for the removal of cryoglobulins  
An apparatus for cryoprecipitation of blood plasma, where the blood from a patient is fed to a plasma separator (1) in order to obtain blood plasma which is then cooled to about +4 degrees...
4865724 Metal working machine liquid filtering device with coalescer, filter, and time delayer  
Versatile filtering apparatus is provided, particularly for processing liquid or coolant used with metal-working machines. The apparatus is adaptable for processing coolant in a wide variety of...
4865726 Device for making potable water  
Device for making potable water out of water contaminated by a.o. chemical, biological and nuclear pollutants, as well as by pathogenic bacteria, viruses and normal solid particles, said device...
4859323 Oil sand cleaning apparatus  
Heavy oil production results in oily sand waste products, the disposal of which presents a problem. Since the oily sand causes rapid wear on heavy oil treatment equipment, it is important to deal...
4849116 Process and a plant for separating low density material from substrate mixtures  
The invention relates to a process and a plant for separating low density material, in particular plastics, in particular with a density of less than 1, from substrate mixtures, preferably from...
4846967 Apparatus for reclaiming contaminated oil  
Contaminated oil is reclaimed for uel use by pumping same through an oil filter into one side of a divided tank then through a heater to burn off water and antifreeze and then into the other side...
4834888 Hemodialysis apparatus comprising a sterile filter  
A hemodialysis apparatus includes a sterile filter whose outlet, which is usually closed, is connected to a line leading to a discharge outlet in wherein a bypass valve is employed which can be...
4834875 Two stage liquid filtraton apparatus  
A two stage liquid filtration apparatus including a first pre-filter stage for removing heavy small particulate contaminants from the liquid with a first housing defining an inlet and an outlet...