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7374677 |
Two stage hemofiltration that generates replacement fluid
The present invention relates to a system for two-stage blood dialysis of a patient. In one embodiment, the system comprises a first filtration device for receiving the blood from the patient and...
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7364653 |
Filtration systems and methods
A filtration system comprising a plurality of filters ( 14, 16, 18, 20 ). Each filter ( 14, 16, 18, 20 ) defines a respective filter flowpath extending adjacent a respective filtration medium ( 24...
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7338595 |
Flow-through tank for water treatment
A fluid treatment system includes at least one flow-through tank, a treatment device configured for treating at least one of an untreated fluid and a treated fluid and providing the treated fluid...
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7311833 |
Zero excess sludge membrane bioreactor
An inclined plate coupled membrane bioreactor for treating feed water having excessive level of nutrients in particular chemical oxygen demand and total nitrogen and suspended solids has an aerobic...
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7291269 |
Apparatus and process for extracorporeal treatment of blood with selective extraction of solutes
A device and method for an extracorporeal blood treatment is described. The device comprising at least one exchanger equipped with at least one first inlet for the blood to be treated, a first...
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7285210 |
Zero waste reverse osmosis water filtering
A reverse osmosis water filtering system includes a reverse osmosis membrane having first output port for permeate water, second output port for concentrate water, and intake port for receiving...
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7285209 |
Method and apparatus for separating emulsified water from hydrocarbons
The invention discloses an apparatus for filtration of water from hydrocarbons comprised of a fresh-feed inlet, a first dead end filter, that is hydrophobic, a second sweeping-flow filter, that is...
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7285105 |
Automatic dialyzer and dialyzing method
An automatic dialyzer for purifying blood brought into contact with a dialysate via a semi-impermeable membrane. The dialyzer includes at least a blood circulating system and a dialysate...
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7270754 |
Apparatus and method for processing of animal manure wastewater
According to the present invention, there is provided a wastewater processing apparatus and method comprising a rotating filter thickener ( 20 ) receiving and filtering a wastewater mixture and...
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7270744 |
Automated low-volume tangential flow filtration process development device
An automated process development device providing flexibility and accuracy for the investigative development of tangential flow filtration (tff) processes and used for evaluating the process...
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7247146 |
Support element for an integrated blood treatment module, integrated blood treatment module and extracorporeal blood treatment apparatus equipped with said integrated module
The invention relates to support element ( 4 ) comprising a main body ( 6 ) having a front wall ( 25 ) and a peripheral wall ( 32 ) projecting away from the front wall. The front wall and the...
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7232418 |
Support element, an integrated module for extracorporeal blood treatment comprising the support element, an apparatus for extracorporeal blood treatment equipped with the integrated module, and an assembly process for an integrated module for extracorporeal blood treatment
An integrated module for extracorporeal blood treatment has a flat-shaped support element which exhibits on an internal face thereof a complex of fluid distribution lines and on an external face...
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7217366 |
Purification of ammonium metallate solutions
A process for reducing the content of alkali metal impurities (e.g., potassium) in ammonium metallate solutions is described. The process involves subjecting a feed solution containing ammonium...
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7214312 |
Fluid circuits, systems, and processes for extracorporeal blood processing
A sterilized fluid management kit for use in renal replacement therapy isolates a replacement fluid container from touch contamination and provides for sterilization of replacement fluid by...
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7198722 |
Process for pre-treating and desalinating sea water
Water containing dissolved salts, such as calcium sulfate, calcium chloride, magnesium sulfate, magnesium chloride, sodium carbonate, sodium chloride, sodium sulfate, calcium bicarbonate, and...
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7182841 |
Purification of solvents used for the purification of alkylene oxide
This invention concerns a process for removing carbonyl-containing impurities from impure extractive distillation solvent such as a glycol, comprising: contacting the impure extractive distillation...
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7172701 |
Water treatment method using an inorganic powder reagent with high specific surface area including a step of recycling said reagent
A method of treating water including mixing the water with an inorganic powder reagent for reducing the content of organic matter. The water, after being mixed with the inorganic powder reagent, is...
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7141171 |
Membrane cascade-based separation
The present invention provides counter flow cascade separation systems useful to separate solute/solute pairs present in a solvent. The separation systems include a series of interconnected stages...
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7132052 |
System for the purification and reuse of spent brine in a water softener
System and method for purifying and recycling spent brine in a water softener are provided. The system may be made up of a cation exchange resin tank fluidly coupled for passing spent brine...
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7122149 |
Apparatus and method for continuous depyrogenation and production of sterile water for injection
A fluid processor, suitable for the production of sterile water for injection, having a processor assembly and a process control system comprising a pump, a flow splitter, flow restrictors and a...
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7097769 |
Method of boron removal in presence of magnesium ions
A method of boron removal from saline water containing boron and magnesium or calcium salts including a multi-stage reverse-osmosis (RO) separation process and comprising the steps of a first stage...
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7097630 |
Method and apparatus for determining hemodialysis parameters
This invention provides a method and apparatus for calculating a hemodialysis parameter, especially blood access flow rate, using multiple dialysance values. The dialysance values may be calculated...
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7083730 |
Production of purified water and high value chemicals from salt water
Sodium chloride and purified water are recovered by treating salt water that contains sodium chloride with an integrated reverse osmosis and electrodialysis system, which includes an...
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7077962 |
Method and apparatus for parallel desalting
Parallel desalting (PDS) includes a hybrid membrane softening (MS) system for de-mineralizing water for residential and commercial use. Parallel desalting produces “soft” water without the use...
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7077953 |
Nanofilter system and method of use
An acid recovery system used in a hydrolysis operation includes a chromatographic unit to provide initial separation of sugar and acid. The sugar product provided by the chromatographic unit is...
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7077819 |
Method for determining the distribution volume of a blood component during an extracorporeal blood treatment and device for carrying out the method
The invention relates to a method for determining the volume of distribution of a blood component in the body of a living organism, especially the volume of distribution of urea, during an...
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7067057 |
Fluid conveyed material collection system
The present invention is for processing fluids, especially waste streams from nuclear power plants, and other fluid media that may be carrying valuable or useful substances, in order to collect the...
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7066900 |
Removal of metabolic components from blood
An electrophoresis system for removing or reducing concentration of a metabolic component from blood or plasma of a subject is provided. A method for removing or reducing concentration or amount of...
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7052603 |
Single-use manifold for automated, aseptic transfer of soulutions in bioprocessing applications
Presteralized manifolds are provided which are designed for sterile packaging and single-use approaches. Disposable tubing and flexible-wall containers are assembled via aseptic connectors. These...
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7044158 |
Continuous filtration systems using pump, venturi and flow control valve
Continuous filtration systems comprising a venturi, flow control valves, filter and pump. In one specific embodiment the flow control valve and venturi are combined hereinafter referred to as a...
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6955655 |
Hemofiltration system
A hemofiltration system and method is provided that allows for high flow rate, accurate determination of net fluid withdrawal from or addition to a patient, and simple and reliable home operation....
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6946081 |
Desalination system
The invention provides methods and an apparatus for more efficiently and economically producing purified water from sea water or some other salty or brackish water source. The efficiency is derived...
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6946073 |
Method for treating wastewater in a membrane bioreactor to produce a low phosphorus effluent
Removal of biological nutrients from a wastewater yielding a low phosphorous (e.g., less than 0.25 mg/L) output includes providing a serial multistage bioreactor containing activated sludge having...
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6936172 |
Catalytic treatment of hard water in a reverse osmosis system
A water treatment system which comprises a reverse osmosis device having a fluid inlet, a permeate outlet and a concentrate outlet with a pump to pump a fluid through the reverse osmosis device,...
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6926833 |
Tangential-flow filtration system
The present invention includes a system and method for transferring a selected solute species from a fluid mixture to a fluid media. The system of the present invention includes a convergent...
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6908546 |
Apparatus and method for producing purified water having microbiological purity
A process is provided to produce water that will meet the specifications of the United States Pharmacopeia Inc. for Purified Water and Water for Injection, and water for dialysis as circumscribed...
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6905604 |
Method of converting feedwater to fresh water
A method is provided for converting feedwater to fresh water utilizing existing water pressures and high flow rates. At least one reverse osmosis unit is disposed in a feedwater supply conduit....
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6896810 |
Process for producing alkaline treated cellulosic fibers
Systems and methods by which to subject cellulosic fibers to alkaline treatment are provided. The systems and methods of the invention include equipment, such as nanofiltration units and slurry...
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6884344 |
Hydrogen-dissolved water production apparatus
A degassing device ( 10 ), a hydrogen dissolving device ( 12 ), and a palladium catalyst column ( 17 ) are provided in that order downstream of a high-purity water production device ( 1 ), and an...
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6878282 |
System and method for withdrawing permeate through a filter and for cleaning the filter in situ
A system is provided for withdrawing permeate from a substrate. The exemplary system includes a vessel having a wall configured to contain substrate, a compartment positioned adjacent the wall of...
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6866784 |
Slurry recycling system and method for CMP apparatus
A slurry recycling system for use in a chemical mechanical polishing (CMP) apparatus for polishing a workpiece by using a slurry containing an abrasive, a pH agent and a deionized water is...
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6863818 |
Method and apparatus for treating wastewater using membrane filters
An apparatus using activated sludge for the removal of biological nutrients from a wastewater includes a bioreactor for containing a mixture of wastewater under treatment and activated sludge. The...
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6858146 |
Artificial liver apparatus and method
Artificial liver devices and methods for using the devices to purify a biological fluid are disclosed. The methods include the use of living hepatocytes ( 23 ) which are either unattached or...
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6857162 |
Cleaning and/or treatment device
The present invention relates to a cleaning and/or treatment device for cleaning and/or treating surfaces such as floors, pavements and carpets. The invention particularly relates to a cleaning...
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6855257 |
Method and system for heat transfer
A method and system ( 10 ) for utilizing water to transfer heat are provided. In one embodiment, the system ( 10 ) includes two water softeners ( 16 ) for removing the hardness of the feed water....
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6855121 |
Blood-related dialysis and treatment
A method of treating blood or plasma of a subject to remove metabolic contaminants by electrophoresis. Blood or plasma from the subject is placed in a first solvent stream, the first solvent stream...
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6852219 |
Fluid separation and delivery apparatus and method
A fluid separation and delivery apparatus and method are provided for filtering a fluid from a source and delivering a filtrate derived therefrom to a first destination, and delivering a decantate...
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6843779 |
Hemodialysis system
An apparatus and method for use in blood dialysis. The apparatus includes: two dialyzers each containing a semipermeable membrane that divides the dialyzer into a blood compartment and a dialysate...
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6838003 |
Method and device for membrane filtering of water
The invention concerns a method for membrane filtering of water, characterized in that the filtering through membranes is performed by using as differential pressure source the water level in the...
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6814868 |
Process for reducing concentrations of hair, trash, or fibrous materials, in a waste water treatment system
A process for reducing hair, trash or fibrous materials concentration in a waste water treatment system having a membrane filter in conjunction with a bioreactor comprises flowing a portion of...
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