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WO/2023/028313A1 |
An electrochemical deionization system that maintains an operating temperature range of a solution stream (e.g., seawater or brackish water) flowing through the cells of the electrochemical deionization system. Maintaining the operating ...
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WO/2023/026815A1 |
A forward osmosis treatment method comprising a forward osmosis step for bringing a feed solution into contact via a semipermeable membrane with a draw solution having a higher osmotic pressure than the feed solution, thereby moving wate...
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WO/2023/027190A1 |
This lithium recovery device 10C is provided with a processing tank 1 that is partitioned into a supply tank 11 and a recovery tank 13 by a lithium ion-conducting electrolyte membrane 2. In order to selectively move Li+ to an aqueous sol...
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WO/2023/028540A1 |
There is provided a method of concentrating functional biological components within a liquid suspension, the method comprising: providing a system comprising an ultrafiltration/concentration unit (UCU), the UCU comprising a first chamber...
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WO/2022/265998A9 |
A method of degrading 1,4-dioxane in the wastewater produced during the manufacture of alkyl ether sulfates is disclosed. The method includes the steps of (a) mixing from 100 to 10,000 ppm, preferably 1,000 to 4,000 ppm of ozone with the...
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WO/2023/026554A1 |
Provided are a method and a device for treating fluorine-containing water, the method and device making it possible to suppress blockages in a RO device even if the number of processes is reduced. According to the present invention, fluo...
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WO/2023/028175A1 |
One variation of a system includes a cartridge comprising: a substrate; a sample well integrated into the substrate, defining an upper opening and a lower opening, and configured to receive a test solution comprising a user sample and an...
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WO/2023/028281A1 |
Targeted metal ions can be harnessed from brines by feeding a mixed, aqueous, brine stream including the targeted metal ions and other dissolved ions through a water-recovery module on a first side of a first membrane. In the water-recov...
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WO/2023/028312A1 |
Water deionization systems based on electrochemical water desalination or softening using a capacitive or intercalative deionization devices including a stack of electrochemical cells. Each cell includes first and second electrodes and a...
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WO/2023/020955A1 |
A device for removing ions from a solution. The device includes first and second intercalation hosts, an anion exchange membrane, a first compartment extending between the first intercalation host and the anion exchange membrane, and a s...
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WO/2023/021522A1 |
The present invention relates to the design of a face mask that incorporates a waste derived warp knit polyethylene terephthalate (PET) permeate spacer layer for daily usage in current pandemic conditions. The central layer in the face m...
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WO/2023/021967A1 |
The stock solution treatment apparatus and stock solution treatment apparatus operating method according to the present invention can enhance stock solution treatment efficiency, the apparatus being easily controllable. The apparatus com...
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WO/2023/020954A1 |
An electrode for use in a device configured to remove ions from a solution. The electrode includes an intercalation material including a binary transition metal Prussian blue analogue compound, a ternary transition metal Prussian blue an...
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WO/2023/019109A1 |
Techniques for concentrating analytes in fluid samples are described. An example method performed by a concentrator includes receiving a fluid sample; concentrating an analyte in the fluid sample by extracting water from the fluid sample...
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WO/2023/016916A1 |
The invention relates to a method for operating a microfluidic device in which a transport medium that contains human cells is transported through a filter (140) at a flow rate. The flow rate is chosen such that the cells are essentially...
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WO/2023/016956A1 |
A device for removing ions from a solution. The device includes first and second flow channels between an anion exchange membrane and first and second flow plates, respectively. The first flow channel has a first land volume positioned b...
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WO/2023/017778A1 |
A membrane separation system according to the present invention comprises a first membrane separation module, a second membrane separation module, and a pressure adjustment device, wherein: the first membrane separation module and the se...
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WO/2023/019086A1 |
An apparatus and method for removing bubbles from a fluid sample. The apparatus has a barrel and a filter member. The barrel has a first end, a second end, a sidewall, and an inner surface defining an internal chamber. The first side has...
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WO/2023/016980A1 |
A device for removing ions from a solution. The device includes first and second end plates, an anion exchange membrane positioned between the first and second end plates, a first multiple of two or more first cation intercalation electr...
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WO/2023/017781A1 |
The purpose of the present invention is to provide a polyamide porous membrane that makes it possible to improve liquid permeability while suppressing deterioration of membrane separation performance. A polyamide porous membrane accordin...
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WO/2023/015112A1 |
A method for membrane filtration of water comprising alternating in-line additions of coagulant and adsorbent to the water upstream of the membrane, wherein each addition time is in a range from 10 seconds to one hour.
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WO/2023/012211A1 |
A system and method of producing hydrogen gas in a hydrogen gas production system (100), comprises generating hydrogen gas (221) and waste heat (110) in a water electrolysis apparatus (102) configured to generate hydrogen gas from input ...
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WO/2023/012695A1 |
There is provided a method for extracting a target polymer from a contaminated polymer compound, the method comprising: dissolving the contaminated polymer compound using a given solvent, thereby obtaining a dissolved polymer mixture; mi...
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WO/2023/013924A1 |
The present invention provides dehydration equipment for a positive electrode active material, comprising: a housing module, which limits the interior space for housing a positive electrode active material having undergone a washing proc...
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WO/2023/014678A1 |
Provided herein are systems and methods for controlling a membrane-based separation process. The systems and methods can comprise, by one or more computing devices: receiving a product concentration, which product is produced by a proces...
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WO/2023/006876A1 |
Process for the preparation of lactic acid comprising the steps of: a) providing an aqueous medium comprising magnesium lactate; b) adding to the aqueous medium comprising magnesium lactate a monovalent base to form an aqueous medium com...
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WO/2023/008394A1 |
The present invention addresses the problem of providing a carbonate production apparatus and a carbonate production method, whereby it becomes possible to produce a carbonate from a solution containing carbon dioxide and alkaline earth ...
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WO/2023/008809A1 |
The present invention relates to a water purifier having a composite filter, wherein the water purifier is able to discharge domestic water in addition to being able to take in raw water and output purified water, and is integrated with ...
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WO/2023/288326A1 |
Non-sewered toilet system and method for separation and treatment of human waste are described. The system can include a frontend system with a solids separator (100), a buffer tank separation system (200), a liquid waste treatment syste...
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WO/2023/287675A1 |
A method and system of removing environmental contaminants from water comprising adding a fatty chemical to form a mixture with the water in which the fatty chemical and the environmental contaminants complex to form molecular complexes....
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WO/2023/288330A1 |
System and method for a urine and wastewater treatment are described. The urine and wastewater treatment system can include a tank configured to receive liquid waste (102), an air blower (114) configured to blow air into the liquid waste...
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WO/2023/285434A1 |
The invention regards a method for separating one or more agents from a medium, comprising the steps of: a) providing a feed of the medium, b) separating the feed by use of a membrane, wherein the membrane comprises silicon carbide,where...
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WO/2023/285641A1 |
The invention regards a method of preparing a membrane filter, comprising the steps of: a) providing a support comprising at least one carbide, b) preparing a metal oxide sol, c) adding and mixing titania particles with the sol, thereby ...
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WO/2023/285367A1 |
The present invention provides the use of a separation process to obtain a product composition comprising at least one sophorolipid, wherein the product composition achieves a negative result under the h-CLAT assay according to OECD 442E...
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WO/2023/288331A1 |
A non-sewered toilet system and method for separation and treatment of human waste are described. The system can include a frontend system with a solids separator (100), a buffer tank separation system (200), a liquid waste treatment sys...
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WO/2023/286417A1 |
This dispersant is intended to be added to water of interest that contains at least one protein/peptide before the treatment of the water with a selective permeable membrane, the dispersant comprising a polymer that contains at least one...
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WO/2023/283450A1 |
The disclosure relates to systems and methods for recycling water to optimize water treatment. The systems and methods are generally applicable to water treatment where a concentrate fraction is produced, such as water treatment systems ...
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WO/2023/283101A1 |
A multistage nanofiltration (NF) system for filtering a solute from a feed solution where a downstream NF stage is more permissive to the solute than an upstream NF stage. In some examples, the nanofiltration system includes a plurality ...
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WO/2023/279731A1 |
Provided in the present application is a membrane housing stacking device, comprising a plurality of membrane housing stacking units. Each membrane housing stacking unit comprises a plurality of reverse osmosis membrane housings arranged...
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WO/2023/281318A1 |
A desalination and cooling system (100) includes a single effect water-lithium bromide vapor absorption cycle (VAC) system (104, 130) and a forward osmosis with thermal-recovery (FO-TR) desalination system (112). The FO system (112) empl...
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WO/2023/281935A1 |
A controller (41) of a carbon dioxide separation and recovery device (31) according to the present invention controls a separation part temperature regulator (6), a temperature and humidity regulator (10) and a recovery pump (15) so that...
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WO/2021/232029A9 |
A method of operating a dual reverse osmosis/pressure retarded osmosis plant, including when electricity costs less than a first predetermined price, moderate salinity water is pumped into the first portion of a pressure vessel having fi...
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WO/2023/283371A1 |
A pressure exchanger includes a rotor forming a duct from a first duct opening to a second duct opening. The pressure exchanger further includes a floating piston configured to move within the duct between the first duct opening and the ...
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WO/2023/277203A1 |
The present invention provides a carbon dioxide capture process for combustion exhaust gas to which a dehumidification process by a membrane dehumidifier is linked, the carbon dioxide capture process comprising: (I) a step for supplying ...
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WO/2023/278853A1 |
A serial filtration system for liquid purification includes a preliminary-stage reverse-osmosis (RO) module and a first-stage, high-permeability, reverse-osmosis (HiRO) module. Both modules include (a) a chamber including an inlet, a ret...
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WO/2023/277173A1 |
A virus recovery method that comprises lowering the survival rate of cells in a liquid culture medium and filtering the liquid culture medium containing a virus produced by the cells using a hollow fiber membrane to recover the virus, wh...
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WO/2023/276586A1 |
Provided is a membrane separation method in which a reverse osmosis method can be applied as a method for separating or concentrating a liquid to be treated having a high osmotic pressure or as a method for recovering water. This membran...
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WO/2023/276781A1 |
This method for restoring the desalination performance of a reverse osmosis membrane comprises a washing step for circulating a washing solution and bringing the washing solution into contact with a reverse osmosis membrane, and a restor...
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WO/2023/277033A1 |
The present invention provides: a forward osmosis membrane which achieves good water permeability, good rejection performance and good resistance against the counter pressure at the same time; and a method for producing a forward osmosis...
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WO/2023/276614A1 |
A forward osmosis membrane comprising a support membrane and an isolative function layer, wherein: the support membrane is equipped with at least a porous support body; the isolative function layer is provided on the porous support body;...
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