Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 23,729

Document Document Title
WO/2013/164541A3
The invention relates to a method for generating power by direct osmosis, from production water or brine obtained by extracting same from an underground formation, a fluid-extraction device enabling the implementation of said power-gener...  
WO/2013/164287A1
The invention relates to a composite comprising a porous substrate at least partially coated with a coating layer prepared from curing a coating composition (C), the coating composition (C) comprising at least one curable perfluoropolyet...  
WO/2013/161935A1
A method for producing a sugar solution, which comprises the steps of filtrating a sugar solution by allowing the sugar solution to pass through a nano-filtration membrane and then collecting the sugar solution from the non-permeation si...  
WO/2013/159167A1
The present invention discloses a method for the concentration and purification of carotenoids from waste fibres from true-cashew juice production, under controlled conditions and without the use of any organic solvent. The method involv...  
WO/2013/159194A1
There are provided methods for preparing lithium hydroxide. For example, such methods can comprise submitting an aqueous composition comprising a lithium compound to an electrolysis under conditions suitable for converting at least a por...  
WO/2013/160429A1
The invention relates to a method for reducing membrane fouling in a membrane bioreactor. The method comprises steps of obtaining an aqueous medium comprising contaminating substances, optionally performing a pre-sedimentation step for t...  
WO/2013/159167A8
The present invention discloses a method for the concentration and purification of carotenoids from waste fibres from true-cashew juice production, under controlled conditions and without the use of any organic solvent. The method involv...  
WO/2013/163146A1
We provide a system and method for reverse osmosis treatment of water, including seawater and brackish water. Methods and systems of embodiments of the invention may include, for example, ultrafiltration followed by biofoulant removal, b...  
WO/2013/156988A3
A system and method for switching between flows of water solutions passed in groups of blocks of membrane pressure vessels arranged in parallel in a tapered flow system, wherein the system comprises a system inlet feed line, a system out...  
WO/2013/158865A1
A reverse osmosis system according to the present disclosure includes a first membrane array (202), a second membrane array (204), a hydraulic pressure booster (206), and a motor-generator (208). The first membrane array is configured to...  
WO/2013/158047A1
There is provided a bioreactor device having cells, including human primary proximal tubule cells (HPTCs) or HPTC-like cells on the exterior surface of hollow fiber membranes included within the device. Also provided are bioartificial ki...  
WO/2013/158453A1
Membrane distillation system. The system includes a solar radiation absorbing porous membrane positioned to receive solar radiation to heat the membrane. A transparent cover is spaced apart from the membrane to form a channel through whi...  
WO/2013/156988A8
A system and method for switching between flows of water solutions passed in groups of blocks of membrane pressure vessels arranged in parallel in a tapered flow system, wherein the system comprises a system inlet feed line, a system out...  
WO/2013/157549A1
Provided is a reverse osmosis membrane treatment method by which scale failure can be avoided in a condition where water to be treated is neutral to alkaline. A chelating agent is intermittently added to the water to be treated on which ...  
WO/2013/156600A1
Disclosed is a process for carrying out a cyclisation reaction, a polymerization reaction, an enzymatic reaction showing substrate inhibition, an enzymatic reaction showing product inhibition, a reaction showing precipitation of the subs...  
WO/2013/156598A1
The present invention is directed to ultrafiltration membranes comprising a membrane substrate layer (S)based on a sulfonated polyaryleneethersulfonepolymer and to a method for their preparation. Furthermore, the present invention is dir...  
WO/2013/157776A1
The present invention relates to a membrane filtering apparatus using a heat pump and, more particularly, to a membrane filtering apparatus using a heat pump, which efficiently produces fresh water from the inflow of raw water such as se...  
WO/2013/158315A1
A combination of membrane processes is disclosed which can produce designer salt brine for enhanced oil recovery using seawater as the only feed source. The membrane processes used are reverse osmosis, nanofiltration and electrodialysis....  
WO/2013/156406A1
The present invention relates to a process for purifying a carbohydrate composition, comprising an electrochemical treatment of this composition in an apparatus having at least two membranes 3, one anode 1 and one cathode 2, the membrane...  
WO/2013/156988A2
A system and method for switching between flows of water solutions passed in groups of blocks of membrane pressure vessels arranged in parallel in a tapered flow system, wherein the system comprises a system inlet feed line, a system out...  
WO/2013/157945A1
The present invention relates to a process for the extraction of analyte compounds from a sample comprising one or more analytes in a donor phase into an acceptor phase, comprising the steps of: a) providing an electrically conductive do...  
WO/2013/156597A1
The present invention is directed to positively charged nanofiltration (NF) membranes comprising a substrate layer (S) based on a sulfonated polymer and a positively charged film layer (F) on top of said substrate, and to a method for th...  
WO/2013/154322A1
The present invention relates to a system for treating combustion exhaust gases comprising a moisture recovery device using a separation membrane, which is capable of effectively treating exhaust gases by recovering the moisture remainin...  
WO/2013/154777A1
Water treatment systems and methods are provided to minimize membrane fouling and the required maintenance that results therefrom. A water treatment system includes a pressure vessel with a plurality of spaced-apart membranes circularly ...  
WO/2013/153587A1
Provided are a method and device with which the soluble silica is efficiently removed from accompanying water that contains calcium ions and soluble silica and that was produced from a well and in which in a reverse osmosis membrane trea...  
WO/2013/153692A1
Provided is a method for collecting only lithium from a lithium-containing solid selectively and with high yield. The method is an electrodialytic method, in which lithium ions, which are monovalent metal ions, are permeation-concentrate...  
WO/2013/151618A2
The methods and systems disclosed here relate to treating water using a hybrid softener system. In certain embodiments, a method of treating water comprises passing a portion of a water stream to be treated through an electrochemical wat...  
WO/2013/151498A1
This invention relates to a vacuum air gap membrane distillation system for desalination purposes. More particularly, this invention relates to a membrane distillation system with multiple cells in which the system's flux is increased du...  
WO/2013/151799A1
A tunable membrane configuration (10) for a filtration or selective fluidic isolation and recovery device includes a housing (12) having an inlet at one end and an outlet at an opposite end with an opening extending from the inlet to the...  
WO/2013/144554A1
The present invention provides a method for producing particles having a reduced particle size distribution, which method comprises the steps of: a) providing a composition comprising particles; b) subjecting the particles in said compos...  
WO/2013/146391A1
The present invention is related to a method for separation and recovery of alkali metal in which raw water containing an alkali metal and a bivalent ion is permeably separated using a nanofiltration membrane to yield permeated water and...  
WO/2013/144090A1
A flow filtration system (1) for concentration of components contained in a fluid sample comprises a fluid channel (2) being formed by two conduits (4, 5) allowing a bidirectional flow of the fluid sample through the fluid channel (2), a...  
WO/2013/144091A1
A micro flow filtration system comprises a fluid circuitry (3) and a first reservoir (1) outside the circuitry (3) suitable for containing a fluid. The fluid circuitry (3) comprises a tangential flow filtration module (10) capable of sep...  
WO/2013/146784A1
The present invention pertains to a method of desalination in which a water treatment apparatus is used, the method comprising supplying water to be treated to a membrane element provided with a reverse osmosis membrane or a nano-filtrat...  
WO/2013/144848A1
The invention relates to an apparatus and a method for purifying liquid. The apparatus comprises an air-tight container (301) and a heater (305). The air-tight container is configured to store the liquid, wherein at least a portion of th...  
WO/2013/147702A1
The present invention provides a system for continuous desalination of saline water having variable salinity, the system comprising: (a) a RO stage comprising one or more reverse osmosis pressure vessels, said first RO stage configured t...  
WO/2013/146852A1
Provided is a method for membrane-treating formaldehyde-containing discharge water enabling adequate membrane separation of formaldehyde without the use of ammonia. A method for membrane-treating formaldehyde-containing discharge water, ...  
WO/2013/141438A1
The present invention relates to a water purifier using an attachable/detachable block-shaped thermoelectric element. More particularly, the present invention relates to a water purifier using an attachable/detachable block-shaped thermo...  
WO/2013/142539A1
A molecular separation device includes a chamber having an inlet and an outlet through which flows an aqueous suspension and a porous separation membrane positioned in the chamber substantially orthogonally to the flow of the aqueous sus...  
WO/2013/141590A1
The present invention relates to a method for preparing a NaA zeolite separator for separating water/ethanol, and a method for separating water/ethanol using the same. A water/ethanol mixture is separated through a dual separation proces...  
WO/2013/140848A1
The seawater desalination apparatus of the present invention for separating seawater into fresh water and concentrated seawater is equipped with a power recovery device. The power recovery device is provided with a permeable membrane, co...  
WO/2013/138137A1
A method for deionization of a solution, the method comprising functionalizing plural apertures of a graphene sheet to repel first ions in the solution from transiting through the functionalized plural apertures. The non-transiting first...  
WO/2013/138012A1
A desalination system (10) comprises a silica removal unit. The silica removal unit comprises first (19) and second electrodes (20), a plurality of ion exchange membranes (21, 22, 23, 24) disposed between the first (19) and second (20) e...  
WO/2013/136500A1
[Problem] To provide a water transport control system and water transport control method that, when recycling water using a RO membrane, are able to control the pressurizing pump automatically so as to minimize pressurizing pump power co...  
WO/2013/132399A1
Water mineralization is carried out by mixing carbonate in powder form in a fast process into the water, generating C02 in the water but adding turbidity to it. The treated water is then delivered through a reactor with granular carbonat...  
WO/2013/133043A1
Provided is a method for separating oil and water with which it is possible to decrease the frequency of clogging. This is a method for separating oil and water that is generated in the in-situ recovery method which produces bitumen (82)...  
WO/2013/131183A1
In a nanofiltration system for removing sulfate impurity from an aqueous brine stream and for recovering the brine, introducing a dilution stream upstream of the feed stream inlet of a nanofiltration module in the system dilutes the feed...  
WO/2013/131404A1
Disclosed is an unsteady-state supercharging sea water desalination and electricity generation apparatus using tidal current energy, comprising using a water turbine (1) to drive a sea water supercharging pump provided in a pump room, wh...  
WO/2013/133684A1
The invention relates to a process for purifying a phosphoric acid solution, comprising a step of filtration of the phosphoric acid using a nanofiltration membrane, in which the nanofiltration membrane is an organic nanofiltration membra...  
WO/2013/134710A1
A novel method of extracting minerals from an aqueous source, and an equipment system for carrying out this method, are provided. The method comprises feeding the aqueous source into the feed side of a forward osmosis device while simult...  

Matches 401 - 450 out of 23,729