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4428757 |
Sonic energy fluid degassing unit
A gas stabilization unit eliminates unwanted gaseous material and adds desired gaseous material from a fluid stream by applying sonic vibrations in two stages to create readily removable bubbles of...
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4414114 |
Discharge of gases from submarine desalination plants
Gases which accumulate in a pressure vessel for the desalination of seawater are discharged into a second vessel and pressurized therein by means of the produced, high-pressure freshwater, for...
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4412916 |
Airless artificial kidney assembly
The invention provides an artificial kidney extracorporeal circuit assembly including an artificial kidney having detachably attached multifunctional subassembly means for automatically venting gas...
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4395260 |
Drip chamber
An apparatus and method for effectively eliminating the risk of introducing air bubbles into a fluid delivery system such as to administer parenteral fluids to a patient. The apparatus comprises a...
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4391713 |
Reverse osmosis unit-degasifier system
The high pressure waste water from a reverse osmosis unit is conveyed to an eductor where it creates a source of low pressure for operating a degasifier that removes carbon dioxide from the water...
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4391704 |
Gas-extraction arrangement for wastewater settling tank
A gas-extraction arrangement for a settling tank included in a wastewater treatment system, the tank having an outlet zone defined by an effluent trough at least one side of which has a weir to...
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4390422 |
Apparatus for the biological purification of water
Apparatus for the biological purification of water with the separation of activated sludge by fluid filtration with the spontaneous returning of activated sludge into the activation area or zone,...
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4387020 |
Flow control apparatus
A flow control apparatus is described for inclusion in a waste water treatment system intermediate a surge tank and a first active processing stage such as a biological treatment tank employing a...
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4385909 |
De-aerator for hydraulic power units
Provision is made for removing gaseous impurities, such as air, from hydraulic fluid in a hydraulic power system. A sump tank serves as a reservoir for the hydraulic fluid which passes through the...
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4366061 |
Automated diaphragm apparatus and method for controlling negative pressure hemodialysis treatment
This invention provides an automated single pass dialysate supply apparatus and a method for conducting hemodialysis treatments when the apparatus is used. The apparatus is of the closed circuit...
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4366051 |
Hemodialysis system
A compact self-sterilizable proportioning hemodialysis system alternatively usable with either a coil type or parallel flow artificial dialyzer without material alteration comprises a hydraulic...
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4366066 |
Stabilization of softened water with self-generated CO.sub.2
Apparatus and a method of adding CO 2 to softened water flowing through a series of interconnected flash chambers after the softened water has been directed out of a settler. The inlet of the...
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4360428 |
Inverted vortex, particle separation chamber
An inverted fluid vortex is created by an impeller within an inverted funnel. Heavier than water particles are forced outward and downward by the interplay of centrifugal, centripetal,...
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4350502 |
Method and apparatus for decontaminating gas vented from land fill and fugitive sources
Gas from one or more land fill vents, or other fugitive sources containing toxic materials, is decontaminated by being passed through a wire mesh tube disposed coaxially in an enclosing housing....
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4348280 |
Proportioning dialysis machine
An improved proportioning dialysis machine is disclosed herein. The machine includes an improved degassing system, dialysis solution flow rate and pressure control system, and sterilization system....
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4347143 |
Apparatus and process for purifying polluted water contained in natural or artificial pools by direct injection of oxygen
A process and apparatus for purifying polluted natural and artificial water pools by directly injecting pressurized oxygen into the deep layers of the pool water and recovering the undissolved...
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4345999 |
Apparatus for preventing the entry of air into an artificial organ
Air or gas is prevented from entering into the exchange zone of an artificial organ such as an artificial kidney, dialyzer, or hemofilter. For this purpose a separating path is arranged in parallel...
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4336037 |
Continuous deaeration system for a fluid pump system
A continuous deaeration system for a fluid pump system includes a housing having an inlet port through which aerated fluid flows into the housing from a pump, an outlet port through which aerated...
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4330306 |
Gas-liquid separator
A gas-liquid separator, especially for use with a submersible well pump, having a substantially conical-shaped mesh member in the path of flow of gas-laden liquid. The majority of the liquid flows...
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4323452 |
Pumpless flow system for a corrosive liquid
A system for transporting a highly corrosive liquid solely by pressure differential without the need of mechanical pumps for transporting the corrosive liquid. The system includes a source of gas...
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4319996 |
Filter with initially flat membrane and curved membrane support
The filter device of this invention comprises a housing with an inlet chamber and an outlet chamber separated by a deformable microporous membrane, the outlet chamber containing a perforated...
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4317731 |
Gas absorber
An absorber for increasing the concentration of oxygen in a solution has a pressure chamber therein which receives oxygen under pressure as well as a liquid to be oxygenated within an upper portion...
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4298357 |
Degassing system
A supplementary degassing system is disclosed herein for use with a bedside console of the type employed in a central delivery system in the event additional degassing is necessary. The system may...
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4293409 |
Artificial kidney dialysate preparation system
A dialysis system is disclosed for treatment of a first fluid with dialysis fluid, the dialysis fluid being a mixture of water and dialysis concentrate. The system comprises a dialyzer, a source of...
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4293413 |
Dialyzer blood circuit and bubble traps
A blood dialyzer system which comprises a membrane dialyzer carried by dialysis solution delivery means and having blood and dialysis solution inlets and outlets. The membrane dialyzer is carried...
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4287059 |
Dialyzer apparatus in an artificial kidney system
A dialyzer apparatus in an artificial kidney system comprising a dialyzer main body having therein a blood flow passage and a dialyzing liquid flow passage separated by a dialyzing membrane....
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4267040 |
Hemodialysis apparatus
The ultra-filtration in a hemodialysis operation is controlled by a control apparatus which is connected to a balancing device (1) and to a dosing device (9) to form a closed loop control circuit...
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4256837 |
Gas collection apparatus
An apparatus and method for the recovery of gas evolved from fermentation is disclosed. The apparatus comprises a vessel containing the fermentation material, and a head slidably mounted on the...
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4255170 |
Venting device for the housing of a rotary machine
The disclosure concerns a venting device for the housing of a rotary machine. The housing has a venting duct leading from the interior of the housing outwardly through a liquid-mist or oil-mist...
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4251365 |
Low energy gas transfer system
Liquid is collected and gasified within the same pressure sealed chamber from which it is displaced. The liquid is gasified toward saturation under a high pressure for a limited time by...
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4243531 |
Cardiotomy reservoir
A reservoir for blood or the like in which a rigid casing, having a perforated tubular member positioned within the casing and extending between the ends thereof, carries filtering and blood...
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4238337 |
Methane gas producer using biological decomposition of waste matter
A container for holding organic waste matter while it is being decomposed biologically to produce methane gas and other products. The container also houses one or more paddlewheels which stir the...
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4229299 |
Peristaltic dialysate solution pump
Peristaltic pump means for pumping dialysate solution through a dialysate solution flow circuit in a hemodialysis system. The pump comprises four rollers mounted on a rotatable base member with a...
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4217222 |
Apparatus for processing municipal solid waste and sewage sludge
Sewage sludge and municipal solid waste are simultaneously processed by first dissolving a catalyst, such as sodium aluminate, in the sludge, then mixing the sludge-aluminate mixture with the...
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4209391 |
Apparatus and method for automatically controlling hemodialysis at a pre-selected ultrafiltration rate
Apparatus for and method of automatically controlling the quantity and rate of liquid removed from blood during hemodialysis. The apparatus supplies dialysate in a single pass system in a closed,...
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4176057 |
Method and apparatus for recovering liquid and solid constituents of water solutions containing sparingly soluble solids
Water, such as the effluent from cooling towers, boilers, waste streams of industrial plants, hydrometallurgical processes or other sources of water solutions containing sparingly soluble solids is...
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4175041 |
Apparatus for degassing floating sludge
Apparatus for degassing floating solids containing entrapped gas in an open-topped liquid-solid settling chamber wherein floating solids tend to accumulate at the surface of liquid being separated...
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4172791 |
Multiple cell filter having a gas discharge
A cell filter having a collecting part divided into chambers and compartments and provided with cavities. Each compartment is provided on the one hand at the bottom thereof with at least one...
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4169048 |
Anaerobic fermentation of excreta in a collapsible bag
A waste treatment system and method for anaerobic fermentation of animal excreta. The system includes a collection gutter for containing the excreta until a predetermined portion becomes liquified....
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4166791 |
Sewage gas collection reservoir
A sewage gas collection reservoir is provided with a valve and distribution system. Combustible gases are produced by anaerobic bacteria in mixtures of organic matter which are trapped by the cone...
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4162147 |
Apparatus for treating effluents
An apparatus for removing harmful substances from effluents has two chambers located symmetrically at opposite sides of an effluent channel. Each chamber contains two or more stacked trays which...
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4157958 |
Inverted vessel processing method for the production of methane gas
An apparatus for manufacture of combustible gas consisting principally of methane with minor amounts of carbon monoxide, carbon dioxide and hydrogen from organic wastes comprising an inverted...
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4154644 |
Pulp washer
A horizontal, Fourdrinier foraminous belt type, countercurrent, high-capacity, cellulose pulp washer is described. The described washer is equipped with a hood positioned over a portion of the belt...
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4151088 |
Membrane diffusion device with integral heat exchanger and reservoir
A diffusion system for blood including a membrane diffusion device comprising a plurality of blood flow paths positioned in interleaving diffusion exchange relation, with second fluid flow paths...
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4140635 |
Purification device
A purification device for utilizing a gas to purify a liquid, principally useable as an artificial lung, and employs a simple mixing tube so as to assure the mixing of a purification gas with the...
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4137160 |
Device for separating low density material such as gas bubbles from a liquid, and the use thereof in a dialysis delivery system
A device, which may be used in a dialysis system, is disclosed for separating low density material such as gas bubbles from a liquid by swirling the liquid, to cause the bubbles to migrate toward...
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4102655 |
Bubble trap
A bubble trap comprising a closed container for holding liquid, an inlet extending through the container bottom upward within the container to an inlet opening spaced below the container top, the...
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4096065 |
Apparatus for aerobic treatment of activated sludge
In an apparatus for the gasification of a biomass in an aqueous medium in the presence of organic substances degradable by the biomass, comprising a gasification tank, and a clearing chamber for...
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4094789 |
Sulfur gas removing and solid particle filter for well water
An elongated horizontal housing is provided including a pair of longitudinally spaced interior baffles dividing the interior of the housing into first, second and third compartments spaced...
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4085047 |
Blood leak detector
A blood leak detector includes a housing having top and bottom walls and opposed end walls. Dialysate fluid is received in the housing through a port formed in the bottom wall and is directed...
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