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Patent Searching and Data


Matches 801 - 850 out of 24,126

Document Document Title
WO/2012/146324A1
Method and construction for treatment of sludge from (A) in waterworks and wastewater treatment plants, resulting in sludge (C1) and pure water (E). The method comprises adding an acid (F) to sludge (C1) in such way that a first sludge m...  
WO/2012/148911A3
Separation processes using osmotically driven membrane systems are disclosed generally involving the extraction of solvent from a first solution to concentrate solute by using a second concentrated solution to draw the solvent from the f...  
WO/2012/148190A3
Disclosed is an energy-saving and environmentally-friendly filtering system which minimizes energy consumption during a filtering process so as to dramatically reduce water treatment costs. According to the present invention, an inter-me...  
WO/2012/145352A1
Methods and apparatus relate to recovery of carbon dioxide and/or hydrogen sulfide from a gas mixture. Separating of the carbon dioxide, for example, from the gas mixture utilizes a liquid sorbent for the carbon dioxide. The liquid sorbe...  
WO/2012/145472A1
The present invention is directed to a membrane for ethanol and aromatics separation that is stable in an alcohol containing environment, The membrane is a polyether epoxy resin having an aliphatic substituted epoxide. The invention also...  
WO/2012/142721A3
A method for increasing boron rejection by reverse-osmosis water-desalination systems, which comprises modifying the desalination system such that it allows the addition and mixing of a water-soluble polyhydroxylated compound which will ...  
WO/2012/140070A1
The invention relates to an extraction kit based on osmotic evaporation for extracting a volatile compound that is present in a first liquid solution (41) at a given concentration c1. The kit includes: an extraction module (10) comprisin...  
WO/2012/142429A3
A filter element for use in a reverse osmosis, nano-filtration, membranes and spacers membrane-bioreactor, forward osmosis, or other filtration system, includes a permeate carrier substrate having a wrapped core tube. The permeate carrie...  
WO/2012/141697A1
Blood treatment systems and methods are provided for combining a blood separation system and an adsorption device. The blood separation system is configured to separate a blood component from blood, while the adsorption device is configu...  
WO/2012/141492A2
The present application relates to a hydrogen ion transport membrane, which is formed by using a porous thin film having a plurality of holes which are regularly aligned, a membrane for generating hydrogen, and a method for manufacturing...  
WO/2012/142429A2
A filter element for use in a reverse osmosis, nano-filtration, membranes and spacers membrane-bioreactor, forward osmosis, or other filtration system, includes a permeate carrier substrate having a wrapped core tube. The permeate carrie...  
WO/2012/141492A3
The present application relates to a hydrogen ion transport membrane, which is formed by using a porous thin film having a plurality of holes which are regularly aligned, a membrane for generating hydrogen, and a method for manufacturing...  
WO/2012/138900A1
The present invention relates to a water treatment system that uses rhamnolipids to prevent fouling and bio-film formation on the membrane and equipment and the method thereof.  
WO/2012/137069A3
Exemplary decontamination systems of the present disclosure may allow for removing contaminants from a fluid. In an embodiment, a decontamination system may include a filtration unit operable to receive an adsorbent and contaminated flui...  
WO/2012/138502A1
A process for a purification of water with multiple contaminants including dissolved solids. The process may involve one or more steps of separating oil and water, metals precipitation, dissolved air flotation (DAF), filtration, forward ...  
WO/2012/132892A1
Provided are a scale preventing agent for reverse osmosis membranes and a scale preventing method that can prevent attachment of calcium phosphate scale arising in reverse osmosis membrane processing without increasing the phosphorus con...  
WO/2012/135264A1
The invention provides a filtering and centrifugation device, comprising a barrel, a volume in the barrel for receiving a fluid sample to be processed, a filter medium, at least one piston movable in the barrel to force fluid in the volu...  
WO/2012/134127A3
Disclosed are a filtration membrane module and a filtration system including the same, wherein the filtration membrane module which minimizes the blockage of an air diffuser caused by impurities such as sludge, etc. and costs required fo...  
WO/2012/130864A2
The invention relates to a salt solution electrodialysis cell for production of the relevant acids and bases by means of a process with reduced or nil consumption of electrical energy. The cell comprises an anodic chamber fed with hydrog...  
WO/2012/131951A1
Combining a desulfurization unit and a fresh water generator that is based on membrane treatment can reduce costs. A gas cooler (11) operates as a heat exchanger that cools exhaust gas (1) that flows into an absorption column (12) using ...  
WO/2012/134127A2
Disclosed are a filtration membrane module and a filtration system including the same, wherein the filtration membrane module which minimizes the blockage of an air diffuser caused by impurities such as sludge, etc. and costs required fo...  
WO/2012/130864A3
The invention relates to a salt solution electrodialysis cell for production of the relevant acids and bases by means of a process with reduced or nil consumption of electrical energy. The cell comprises an anodic chamber fed with hydrog...  
WO/2012/133664A1
An ultrapure water producing system comprises: a pretreatment unit to which water to be treated is introduced; and an ultrapure water producing unit including a pretreatment bath in which water pretreated at the pretreatment unit is stor...  
WO/2012/133620A1
A membrane separation method in which the concentration of free chlorine is reduced and the total chlorine concentration is increased using a small amount of chemicals and a simple operation, whereby it is possible to prevent even permea...  
WO/2012/128119A1
A treatment method for photoresist development wastewater that uses an RO device, wherein there is no need for neutralizing the RO permeate with an alkaline chemical, blockage of the RO membrane by slime is prevented or limited, and RO m...  
WO/2012/127271A1
A method for estimating an optimal individual product water flow rate for a RO train in an RO unit. The RO unit comprises a plurality of RO trains. The method comprises providing a desired overall product water flow rate for the reverse ...  
WO/2012/128534A2
Disclosed is a seawater desalination system implementing reverse osmosis. The seawater desalination system comprises: one or more pumps for pressurizing seawater to provide pressurized seawater; one or more reverse-osmosis membranes for ...  
WO/2012/128534A3
Disclosed is a seawater desalination system implementing reverse osmosis. The seawater desalination system comprises: one or more pumps for pressurizing seawater to provide pressurized seawater; one or more reverse-osmosis membranes for ...  
WO/2012/129010A1
An electrolytic CO2-removal device (10) for anion analysis of a liquid sample. The device includes a basic chamber (20) and CO2-permeable tubing (14) in the basic chamber. Anion exchange membranes (26, 28) are disposed on opposite sides ...  
WO/2012/129001A1
A method and a system for the removal of heat stable amine salts from an amine absorbent used in a carbon dioxide (CO2) capture process, the method comprising: withdrawing amine absorbent containing heat stable amine salts from the CO2 c...  
WO/2012/128939A3
The invention relates to the use of membranes formed from blends of a fluoropolymer matrix with polyelectrolytes and/or compatible hydrophilic polymers. The membranes are useful in water purification, and especially for purification of b...  
WO/2012/129127A1
Bicarbonate conversion assisted reverse-osmosis (RO) treatment systems for treatment of contaminated water, particularly natural gas flowback water. The systems and processes provide for simultaneous conversion of the primary salt in gas...  
WO/2012/122883A1
Disclosed in the present invention is a multifunctional off-line washing and repairing device for waste reverse osmosis membrane mainly, which comprises of valves (V0-V28), flowmeters (F1-F4), conductivity meters (E1-E3), pressure gages ...  
WO/2012/124545A1
The present invention has: a high pressure RO membrane filter (4) that separates seawater into a permeate and a concentrate; a high pressure pump (P1); a power recovery device (5); a high pressure RO membrane recovery rate adjustment val...  
WO/2012/125470A1
A membrane separation device is disclosed along with systems and methods employing the device in blood processing procedures. In one embodiment, a spinning membrane separator is provided in which at least two zones or regions are created...  
WO/2012/124538A1
A fouling prediction method in a membrane filtration system for filtering raw water containing ions and salt components, the method involving a step for irradiating raw water before being filtered by the membrane module with excitation l...  
WO/2012/122890A2  
WO/2012/125457A1
A membrane separation device for use in blood processing procedures is disclosed. In one embodiment, a spinning membrane separator is provided in which at least two zones or regions are created in the gap between the spinning membrane an...  
WO/2012/122892A1
An off-line cleaning and repairing method for waste reverse osmosis membrane comprises the following steps: (1) analyzing the components of the fouling of the waste reverse osmosis membrane; (2) cleaning or repairing the membrane using a...  
WO/2012/125472A1
A membrane separation device is disclosed along with systems and methods employing the device in blood processing procedures. In one embodiment, a spinning membrane separator is provided in which at least two zones or regions are created...  
WO/2012/125480A1
A membrane separation device is disclosed along with systems and methods employing the device in blood processing procedures. In one embodiment, a spinning membrane separator is provided in which at least two zones or regions are created...  
WO/2012/122240A2
Systems and methods utilize semipermeable nanotubes in conjunction with application of controlled electrical potentials across semipermeable nanotube walls allow selective transport of charged impurities (e.g., charged impurities, ions, ...  
WO/2012/121208A1
[Problem] To provide a method for improving the blocking rate of a reverse osmosis membrane which effectively improves the blocking rate without significantly reducing permeation flux, even if the membrane is markedly degraded. [Solution...  
WO/2012/122207A1
A spiral wound module is suitable for use with high temperature water that is also very alkaline or has a high pH, for example SAGD produced water. The module uses a polyamide-based membrane with a polysulfone or polyethersulfone backing...  
WO/2012/120912A1
The purpose of the invention is to provide a system which uses an osmosis membrane to obtain fresh water from salt-containing raw water such as seawater, wherein the system produces fresh water at lower energy consumption. According to t...  
WO/2012/118369A3
The invention relates to a method of converting thermal energy into mechanical energy wherein a working liquid such as is evaporated to generate a stream of a working fluid. According to the invention, the stream of the working fluid is ...  
WO/2012/116409A1
A heat exchanger (10) including a hot process stream (14) fluidly connected to an industrial process, a cold process stream (16) fluidly connected to an industrial process, and a membrane distillation system (18). The membrane distillati...  
WO/2012/113958A1
The invention relates to a brine treatment method consisting of the injection of a suitable dose of pre-determined reagents, followed by an extraction step for recovering the different agents obtained so that they can be re-used, while s...  
WO/2012/115114A1
[Problem] To provide a seawater desalination system in which energy for generating fresh water can be reduced and adequate water quality can be ensured in the generated fresh water. [Solution] A seawater desalination system (1A) is provi...  
WO/2012/114395A1
Provided are an abrasive recovery method and abrasive recovery device capable of recovering a slurry comprising a highly-concentrated abrasive while avoiding increases in pressure loss and large decreases in the recovery rate due to memb...  

Matches 801 - 850 out of 24,126