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US20110084023 |
PORTABLE WATER PURIFIER AND METHOD OF PURIFYING WATER OF USING THE SAME
A portable water purifier having a shell, a solar cell, a power storage system, a micro booster pump, and a membrane module. The solar cell is disposed on the shell. The power storage system, the... |
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US20140144790 |
PLANT FOR DESALINATING WATER OF A WATER SUPPLY SYSTEM AND METHOD FOR DESALINATING WATER OF A WATER SUPPLY SYSTEM BY MEANS OF SAID PLANT
Plant for desalinating water of a water supply system, which comprises one or more tanks for accumulating water (2) in an immiscible manner, in order to store a softened supply thereof, provided... |
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US20110049050 |
METHOD OF CONTROLLING A SEPARATION UNIT HAVING A REVERSE OSMOSIS ELEMENT AND REVERSE OSMOSIS UNIT
A method of controlling a separation unit, having a reverse osmosis element, a raw water pump, a concentrate and permeate outlet conduit, where a predetermined yield is substantially kept... |
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US20080116134 |
Brine-Conserving Nanofiltration Water Softener System
A brine recycling apparatus and process form a part of a water softening system (10). The water softening system (10) has a brine tank (43) for receiving brine solution that has passed through a... |
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US20050173342 |
Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes
A membrane module has a first solid body having a plurality of passages extending through it and a second solid body. Hollow fiber membranes extend between the solid bodies. A permeate manifold... |
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US20110024353 |
BLOOD TREATMENT APPARATUS
A proposed blood treatment apparatus includes: a blood treatment unit, a pair of fluid pumps and a pair blood pumps. The blood treatment unit is configured to receive untreated blood and fresh... |
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US20100314317 |
Counter-Pressure Filtration of Proteins
A method is disclosed for filtering a protein in a liquid mixture in a manner that does not substantially damage or otherwise limit the recovery of the protein in the filtration filtrate. The... |
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US20080000832 |
MEMBRANE BIOREACTOR HAVING SINGLE HEADER MEMBRANE MODULE
A cartridge apparatus for water treatment includes a header having a permeate cavity, a plurality of support elements spaced apart from the header, and a plurality of subgroups of hollow fiber... |
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US20080277341 |
Method for Making Reverse Osmosis Permeate Water and Mineral Water From Deep Seawater
A method for making reverse osmosis permeate water and mineral water from deep seawater includes the steps of: a) sand-filtering or ultra-filtering the deep seawater; b) conducting a first... |
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US20130001163 |
METHOD FOR PRODUCING FRESH WATER
A method is provided for producing fresh water, the method including feeding raw water to a semipermeable membrane to obtain fresh water, in which water having a solute concentration different... |
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US20070181473 |
Water desalination installation
The invention relates to a water desalination installation for the desalination of seawater according to the reverse osmosis method. This installation comprises at least one membrane module that... |
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US20120125846 |
FILTERING METHOD, AND MEMBRANE-FILTERING APPARATUS
A filtration method for filtering raw water to obtain permeate by performing a filtration operation using pressure as a driving force for membrane modules, wherein the filtration operation is... |
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US20110127218 |
Regenerator Configurations and Methods with Reduced Steam Demand
Steam for use as stripping medium in a regenerator is recovered from a portion of the regenerator bottom product using a pervaporation unit. In most preferred aspects, the portion is selected such... |
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US20090194478 |
Reverse Osmosis System
Embodiments of the invention provide a reverse osmosis system including a feed water inlet, a reverse osmosis module coupled to the feed water inlet, and at least one blend valve. The blend valve... |
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US20080272052 |
Method for Producing and Dewatering Cyclic Formals
Processes are described which comprise: (a) providing a mixture comprising a cyclic formal and water, wherein the mixture has a cyclic formal concentration and a water concentration; (b) bringing... |
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US20100065496 |
Membrane distillation pressure control system and method
A membrane distillation system includes a membrane distillation module, a brine loop and a distillate loop. The brine loop and the distillate loop each include means for regulating flow of brine... |
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US20080105617 |
Two pass reverse osmosis system
A reverse osmosis system includes a first membrane chamber having a first feed line and generating a first permeate stream and a first brine stream. The reverse osmosis also includes a feed pump... |
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US20060157409 |
Optimal high recovery, energy efficient dual fully integrated nanofiltration seawater reverse osmosis desalination process and equipment
An optimal two stage NF2 membrane pretreatment unit is synergistically combined with a following two stage SWRO2 desalination unit, where each of the two stage NF2 and SWRO2 has an energy recovery... |
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US20060065597 |
Hybrid, reverse osmosis, water desalinization apparatus and method with energy recuperation assembly
A reverse osmosis water desalinization system (21) having a reverse osmosis cell (31), a hydraulic pump (34), a motor (39), which is preferably an electric motor and is coupled to drive the pump... |
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US20130303962 |
THERAPEUTIC FLUID PREPARATION, DELIVERY, AND VOLUME MANAGEMENT SYSTEMS AND METHODS
A system and method utilizing non-invasive fluid volume or fluid weight monitoring to facilitate mixing of therapeutic fluid components during the preparation of therapeutic fluid for dialysis is... |
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US20140197101 |
SYSTEMS AND METHODS FOR INCREASING CONVECTIVE CLEARANCE OF UNDESIRED PARTICLES IN A MICROFLUIDIC DEVICE
A microfluidic device for increasing convective clearance of particles from a liquid is provided. A network of first channels can be separated from a network of second channels by a membrane. The... |
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US20080190846 |
Assembly for Water Filtration Using a Tube Manifold to Minimise Backwash
A membrane filtration assembly (10) including a membrane module (5) having one or more permeable hollow membranes (6) supported therein by at least one header (7). A filtrate collection chamber... |
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US20070029255 |
Desalination system powered by renewable energy source and methods related thereto
Embodiments of the invention relate methods to control a desalination system comprising evaluating physical models sufficient to identify physical constraints, evaluating economic models and... |
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US20150158744 |
FRESH WATER PRODUCING APPARATUS AND METHOD FOR OPERATING SAME
A fresh water producing apparatus for producing fresh water from raw water containing solutes is disclosed. The fresh water producing apparatus comprises a first semipermeable membrane unit and a... |
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US20130140233 |
FRESH WATER PRODUCING APPARATUS AND METHOD FOR OPERATING SAME
A fresh water producing apparatus for producing fresh water from raw water containing solutes is disclosed. The fresh water producing apparatus comprises a first semipermeable membrane unit and a... |
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US20070007205 |
Backwash
A method of backwashing a membrane filtration module (4), said module (4) including one or more membranes (5) located in a feed-containing vessel (3), the membranes (5) having a permeable wall... |
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US20110163030 |
Dialysis Systems and Methods
This invention relates to dialysis systems and methods. In some implementations, a method includes applying vacuum pressure to a device of a dialysis system, and then determining, based on a... |
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US20080296224 |
REVERSE OSMOSIS PUMP SYSTEM
Reverse osmosis (RO) systems having efficiency enhancing features are disclosed. Included are RO systems having a RO module and a pumping system. A feed fluid line can introduce feed fluid into... |
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US20110100911 |
Wastewater treatment system with ozonation for microconstituent removal
In a sewage treatment system, microconstituents, including personal care products and pharmaceutical materials, often difficult to degrade biologically, are removed by supersaturating the... |
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US20080217245 |
ENHANCED CLEARANCE IN AN ARTIFICIAL KIDNEY INCORPORATING A PULSATILE PUMP
A continuous renal replacement therapy (CRRT) device is provided that weighs between 2 and 10 pounds. The CRRT device can be portable, mobile or completely worn on the person of the patient. Blood... |
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US20110120946 |
METHOD FOR REMOVING GASES FROM A CONTAINER HAVING A POWDERED CONCENTRATE FOR USE IN HEMODIALYSIS
An apparatus and a method for filling a container containing a dry powdered salt concentrate for use in dialysis with purified fluid and removing the trapped air or gases generated during the... |
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US20080237126 |
MICRO-AND NANOCOMPOSITE SUPPORT STRUCTURES FOR REVERSE OSMOSIS THIN FILM MEMBRANES
Disclosed are compaction resistant thin film composite membranes having a porous polymeric support; a semi-permeable polymer film polymerized on the porous polymeric support; and particles, of a... |
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US20140183133 |
GRAPHENE NANOTUBE ARRAY FOR GAS FILTRATION
Technologies are generally described for a gas filtration device including an array of parallel carbon nanotubes. The carbon nanotubes may extend between first and second substrates, and the ends... |
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US20090277833 |
TANGENTIAL FLOW FILTRATION SYSTEM
A system, method and device are disclosed for bio-processing a feed stream providing a constant output by operating a continuous single-pass tangential-flow process. Embodiments are operated... |
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US20120273417 |
FORWARD OSMOSIS SEPARATION PROCESSES
Separation processes using engineered osmosis are disclosed generally involving the extraction of solvent from a first solution to concentrate solute by using a second concentrated solution to... |
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US20070278153 |
Forward osmosis utilizing a controllable osmotic agent
Forward osmosis methods and apparatus using a controllable osmotic agent to establish or enhance an osmotic forward bias are disclosed. In a conventional osmosis environment, a controllable... |
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US20090071902 |
HYBRID RO/PRO SYSTEM
A system which includes a separation element (11) employing semipermeable membrane material (17), which system is designed so that it can operate either in an RO mode to produce high quality water... |
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US20120273416 |
SYSTEMS AND METHODS OF CONTROLLING FOULING DURING A FILTRATION PROCEDURE
Systems and methods of controlling fouling during a filtration procedure are described. A plasmapheresis method includes accepting a selection of a plasma flow rate and predicting an estimated... |
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US20050082224 |
System for separating oil from water
A practicable, compact local system is used to separate emulsified oil from water, enabling reuse or disposal to drain of most of the water. The treated water meets regulatory guidelines for safe... |
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US20130193073 |
BALANCED FLOW DIALYSIS MACHINE
A system and method for balancing flows of renal replacement fluid is disclosed. The method uses pressure controls and pressure sensing devices to more precisely meter and balance the flow of... |
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US20110132838 |
DIALYSIS SYSTEM WITH ULTRAFILTRATION CONTROL
Systems and methods are disclosed for performing hemodialysis that include fluid handling systems that provide accurate control over the type and level of hemodialysis being performed. The system... |
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US20130032535 |
Enhanced High Water Recovery Membrane Process
Disclosed is an economical process for the purification of water containing soluble and sparingly soluble inorganic compounds using single-stage or two-stage membrane processes that integrate... |
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US20080179246 |
METHOD OF OBTAINING A NATURAL HYDROXYTYROSOL-RICH CONCENTRATE FROM OLIVE TREE RESIDUES AND SUBPRODUCTS USING CLEAN TECHNOLOGIES
The present invention relates to a process of obtaining a natural, bioactive concentrate, rich on hydroxytyrosol, from olive tree residues and subproducts using clean technologies. These... |
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US20060157410 |
Fully integrated NF-thermal seawater desalination process and equipment
An optimal thermal seawater desalination process is disclosed, which combines two or more substantially different water pretreatment processes in a unique manner and in a special configuration,... |
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US20080093296 |
Separation of Solid Particles from the Liquid in Which They are Dispersed
An upright filter unit (10) is disclosed which comprises a membrane (16) consisting of a perforated, vertical permeate pipe (12) and a plurality of leaves (14) of semipermeable material which... |
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US20120228222 |
Forward Osmosis Separation Processes
Separation processes using forward osmosis are disclosed generally involving the extraction of a solvent from a first solution to concentrate a solute therein by using a second concentrated... |
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US20140326666 |
APPARATUS AND METHODS FOR REMOVING CONTAMINANTS FROM WASTEWATER
Apparatus and methods are provided for removing solids from wastewater. The apparatus may include a dissolved solids removal system including a first membrane stack for removing a first portion of... |
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US20090230058 |
CONTROL OF BUBBLE FORMATION IN EXTRACORPOREAL CIRCULATION
The invention relates to control of bubble formation in a fluid during extracorporeal circulation. A fluid supply means (111a) is configured to supply fluid to the extracorporeal circuit (111a,... |
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US20100072132 |
METHODS FOR RECOVERING A POLAR SOLVENT FROM A FLUID STREAM CONTAMINATED WITH AT LEAST ONE POLAR IMPURITY
A method of removing a polar solvent from a fluid volume contaminated with at least one polar impurity, such as a free fatty acid, is provided. The method comprises providing a fluid volume that... |
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US20050224412 |
Water treatment system having upstream control of filtrate flowrate and method for operating same
A method for treating water with a membrane filtration unit provides a generally constant filtrate flowrate from one or more membrane filtration units by varying the pressure on the upstream or... |