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WO/2022/235982A1 |
A reverse osmosis desalination system has a combined displacement pump and displacement pressure recovery motor that propagate feed water with a structurally fixed recovery rate and struturally stabilized volume flow through continuously...
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WO/2022/235708A1 |
Techniques according to the present disclosure include capturing carbon dioxide from a dilute gas source with a CO2 capture solution to form a carbonate-rich capture solution; separating at least a portion of carbonate from the carbonate...
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WO/2022/234738A1 |
Provided is a practical cycle filtration system. Raw water 11 stored in a raw water tank 10 circulates by passing from the raw water tank 10 through a flow channel pipe 31 to be purified by a reverse osmosis membrane water purification...
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WO/2022/234895A1 |
The present invention relates to an air pressurization-type water purifier. The present invention provides the air pressurization-type water purifier comprising: a water tank in which water is stored; a filter module which is installed i...
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WO/2022/235573A1 |
A sealing device, comprising: a body portion; said body portion comprising a wall; said wall having a first surface and a second surface; said wall having first edge surface and a second edge surface; said body enclosing a lumen that ext...
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WO/2022/229826A1 |
The invention relates to an installation (5) for treating wastewater from a toilet (3), comprising a solid/liquid separation filter (25) and a liquid recirculation circuit (27) for conveying a liquid from said filter to a tank (11). The ...
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WO/2022/231661A1 |
A method for concentration of oligonucleotides from a solution comprising negatively charged oligonucleotides is provided. The method includes the steps of: circulating the solution through an ultrafiltration or nanofiltration unit havin...
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WO/2022/230998A1 |
The present invention addresses the problem of providing an ion exchange membrane with which: the surface area of a membrane effective for ion permeation can be increased; an electrical resistance of a flow passage between membranes and ...
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WO/2022/229561A1 |
The invention relates to a method and system for controlling a membrane separation unit of an aqueous liquid effluent treatment plant comprising a system for injecting at least one chemical compound into the effluent that is to be treate...
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WO/2022/232691A1 |
Systems and methods for rapid flushing of a membrane-based fluid filtration system are disclosed herein. During flushing, a membrane of the system can be decoupled from other portions of the system and brine can be flushed from the membr...
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WO/2022/232466A1 |
Described are filter cartridges, filter apparatuses, and related methods that involve a filter cartridge that includes a cartridge support that includes centering surfaces, a helical strand, or both.
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WO/2022/231196A1 |
Disclosed is a filter for a water treatment device. In an aspect, provided is a filter for a water treatment device including a chamber including a water inlet and a water outlet, an electrode assembly disposed in the chamber so as to co...
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WO/2022/222173A1 |
A method for producing a fertilizer by means of electrodialysis, comprising: pretreating biogas slurry, removing suspended particulate matters and colloids in the biogas slurry to obtain raw water, and introducing the raw water into a se...
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WO/2022/223746A1 |
Process and modular system for producing formic acid from carbon dioxide. The process comprises (a) a carbon capture step wherein a source of carbon dioxide is contacted with an alkaline solution to obtain a solution comprising carbonate...
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WO/2022/223278A1 |
The invention relates to a membrane filter (78) to be used in a submerged operation for filtering a liquid (77), comprising membrane elements (79) and geyser elements (80) for flushing the membrane elements (79) in pulses using a gas (83...
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WO/2022/226333A1 |
The present disclosure is generally directed to a desalination system. In some embodiments, the desalination system includes one or more recycle seawater systems configured to receive one or more concentrated brine streams produced by th...
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WO/2022/226062A1 |
Provided is a method for purification of iodosilanes, such as diiodosilane. In this method, trace amounts of certain metal ion contaminants are removed, thus providing certain liquid compositions comprising the iodosilanes, which can be ...
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WO/2022/222172A1 |
The present invention relates to a continuous biogas slurry selective electrodialysis method, apparatus and system, the method comprising the following steps: 1) pretreating biogas slurry, removing suspended particulate matter and a coll...
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WO/2022/225404A1 |
The present invention concerns a subsea filter-box with a plurality of pressure-vessels 1 forming at least one group of longitudinal pressure-vessels. A first support plate 7 and a second support plate 8 includes a plurality of fixing ge...
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WO/2022/224105A1 |
Method of producing purified fluoropolymers comprising repeat units of tetrafluoroethylene and a fluoro-olefin comprising SO3- groups are described. In a first step, an unpurified aqueous dispersion of the fluoropolymer, including the co...
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WO/2022/226323A1 |
The invention provides methods, devices and systems for salt splitting employing redox active species at each electrode which are reduced and oxidized using a stack of cation exchange membranes, anion exchange membranes and bipolar membr...
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WO/2022/216030A1 |
Disclosed is a filter for a water treatment device that is applicable to water purifiers, etc. The filter for a water treatment device includes a chamber including a water inlet and a water outlet, an electrode assembly disposed in the c...
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WO/2022/214525A1 |
The invention relates to a filter device for the exchange of substances, comprising a pipe section-shaped housing with a center of gravity and with two housing ends, in which housing a hollow fiber bundle consisting of semi-permeable mem...
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WO/2022/215335A1 |
The purpose of the present invention is to provide a method for producing recycled water, the method being capable of considerably reducing chemical cleaning of a membrane during the production of recycled water from waste water, and bei...
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WO/2022/214686A1 |
Water purifier (1) for purifying water, comprising a compressor circuit (50) provided with a compressor (4), a first heat exchanger (2), a second heat exchanger (7) and an expansion valve (12) arranged between the first heat exchanger (2...
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WO/2022/216921A1 |
Disclosed herein is a solar thermal osmosis desalination system comprising a forward osmosis subsystem and a reverse osmosis subsystem where the forward osmosis subsystem is configured to receive solar thermal heat and generate power tha...
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WO/2022/215624A1 |
The invention provides a draw solute for a forward osmosis membrane method, the draw solute comprising a compound containing a structural site derived from an amine compound and a polyoxyalkylene structural site in which two or more oxya...
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WO/2022/213478A1 |
An electroosmotic pump system and a manufacturing method for a functional electrode (111) thereof, and a fluid conveying method, the electroosmotic pump system comprising a liquid storage tank (150), an electro-osmosis driving module (11...
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WO/2022/214576A1 |
A human solid and liquid waste treatment system including method and apparatus for the separation of solid and liquid waste and the further filtration and purification of liquid waste suitable for recycled use. The system comprises a plu...
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WO/2022/215983A1 |
Provided are a metal oxide nano-composite structure and a forming method therefor. The metal oxide nano-composite structure comprises a metal oxide nano-structure and a ligand compound bound to the metal oxide nano-structure. The forming...
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WO/2022/216604A1 |
A protected fluid circuit can utilize osmotic membranes or other membrane types that are highly selective to urea transport. The membranes can achieve sufficient diffusional flux of urea in a forward osmosis geometry. When combined with ...
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WO/2022/215475A1 |
The present invention provides: an electrodeionization system 1 equipped with a plurality of electrodeionization devices 1A provided in parallel, the electrodeionization system comprising: a water supply flow rate changing means for chan...
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WO/2022/211128A1 |
Provided is a method for producing a lithium compound, by which a high purity lithium compound can be efficiently produced from low quality lithium carbonate containing impurities such as salt water, the method comprising: mixing lithium...
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WO/2022/207415A1 |
Example embodiments describe a decentralized water treatment unit (100) for purifying untreated water (110) to purified water (111) for human consumption. The unit comprising i) a filtration module (120), comprising at least one filtrati...
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WO/2022/209461A1 |
The present invention provides a technique with which a water system having a reverse osmosis membrane device can be stably operated over a longer period of time. The present invention can provide a method for operating a reverse osmos...
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WO/2022/210468A1 |
A method for treating high-hardness water, comprising: (V) subjecting raw water to a separation treatment using a reverse osmosis membrane to separate the raw water into passing water and concentrated water; (I) adding an alkali metal hy...
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WO/2022/210525A1 |
A waste water treatment system for treating recycle waste water generated when a desalination device for desalinating water containing ammonia is subjected to regenerative treatment, using an aqueous acidic solution, the system comprisin...
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WO/2022/209285A1 |
An ultrapure water production system capable of producing ultrapure water from which fine particles have been removed to a high degree and supplying the water to a point of use (POU) is equipped with at least an ultrafiltration membrane ...
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WO/2022/212099A1 |
An immersed membrane cassette has a high tank intensity achieved by one or more of: reduced module to module gap; using structural hollow tubing in at least parts of a frame in place of separate permeate and/or air pipes; and, using vert...
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WO/2022/210467A1 |
According to the present invention, a method for treating high-hardness water containing calcium and magnesium includes: adding an alkali metal hydroxide and sodium carbonate to the high-hardness water to achieve a pH of 9.5 to 11.5; rem...
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WO/2022/207470A1 |
Cationically charged membranes obtainable from curing a composition comprising an aromatic heterocyclic compound, wherein the aromatic heterocyclic compound comprises: a) an aromatic heterocyclic ring; b) at least two polymerisable group...
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WO/2022/209641A1 |
This bipolar electrodialysis method, which is for generating acid and alkali from a salt using an electrodialyzer in which a bipolar membrane BP and a cation exchange membrane C are disposed between a positive electrode 10 and a negative...
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WO/2022/207468A1 |
A process for operating an electrochemical desalination device for desalination of a liquid, the process comprising the steps of: (a) monitoring one or more parameters over time during desalination of the liquid; (b) calculating the aver...
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WO/2022/204055A1 |
Fluid access devices include a machine-side hydraulic circuit and a patient-side hydraulic circuit, and are configurable between a connected state and at least one disconnected state. In the connected state, fluid flows between the machi...
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WO/2022/198343A1 |
The present invention relates to a system for the production of lithium hydroxide (LiOH) directly from lithium chloride (LiCI), without the need for the intermediate production of lithium carbonate or the like. Specifically, the inventio...
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WO/2022/199909A1 |
The present invention relates to an osmosis process in which water from a feed solution passes through a semipermeable membrane (7) of at least one osmosis cell (2) into a draw solution, characterized in that, after being diluted in the ...
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WO/2022/204194A1 |
Portable hemodialysis systems include a dialysis fluid module configured to regenerate a dialysis fluid, and a blood handling module reversibly fluidically couplable to the dialysis fluid module. The portable hemodialysis system is confi...
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WO/2022/203055A1 |
The present invention provides a method for producing lithium hydroxide which employs, as a source liquid, a wide variety of aqueous solutions containing lithium and which efficiently produces highly pure lithium hydroxide from the sourc...
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WO/2022/199554A1 |
A composite ultrafiltration membrane material and a preparation process thereof. The ultrafiltration membrane material consists of an intercalation-modified α-zirconium phosphate nano-powder and a membrane material body. The chemical ge...
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WO/2022/200288A1 |
The invention relates to an intermediate power store for at least one power generating system (50), comprising: an osmosis device (110), a permeate store (120), a concentrate store (130) and a control device (140). The osmosis device (11...
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