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WO/2023/210106A1 |
According to the present invention, included are: a measurement value acquisition unit (110) that acquires a measurement value for each of a plurality of measurement items measured by one or a plurality of measuring instruments that meas...
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WO/2023/212320A1 |
An improved spacer for use in electrodialysis and electrodeionization stacks can provide close contact between the spacer mesh and its adjacent ion exchange membranes, reducing the water flow cross-section through the cell. This in turn ...
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WO/2023/210370A1 |
Provided are a purification method and purification apparatus that deplete the metal impurities in an organic solvent. This organic solvent purification method is a purification method that depletes the metal impurities in an organic sol...
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WO/2023/209650A1 |
The present disclosure provides a method for purifying linear DNA prior to its use to produce RNA, the method comprising ultrafiltering and diafiltering a solution comprising the linear DNA with a membrane having a molecular weight cut o...
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WO/2023/210530A1 |
This water treatment facility comprises: a first membrane filtration device; a second membrane filtration device provided at a stage subsequent to the first membrane filtration device; a reservoir tank that retains a portion of permeated...
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WO/2023/210898A1 |
An anion exchange membrane is disclosed. The anion exchange membrane may comprise: a porous polymer support; and an anion exchange polymer. The anion exchange polymer is located on the surface of the porous polymer support and inside por...
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WO/2023/204727A1 |
The invention relates to methods and devices for purifying water containing organic contaminants. The technical result of the invention is a reduction in the level of contamination of the surface of ultrafiltration membranes. This techni...
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WO/2023/202976A1 |
A cleaning‐in‐place method for cleaning a membrane filter module, the membrane filter module including a membrane having a feed side and a permeate side and being configured to filter a fluid passing through the membrane from the fee...
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WO/2023/205416A1 |
Systems and methods for desalinating a liquid feed using a membrane-based fluid filtration system are disclosed herein. The desalination system of the present embodiments can include a first osmotically assisted reverse osmosis (OARO) un...
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WO/2023/205558A1 |
Provided are water treatment systems for reducing hardness in water. The water treatment systems include an electrodialysis device comprising a brine inlet stream, a feed stream, a brine outlet stream, and a product outlet stream, and a ...
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WO/2023/204726A1 |
The invention relates to the field of producing water with predetermined properties in terms of purity and pH. The technical result of the invention is an increase in the degree to which water is purified of organic impurities. This tech...
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WO/2023/199759A1 |
In an electrodeionization device 10, a concentration compartment 15 and a desalting compartment 16 are defined by ion exchange films 13, 14 between a positive electrode 11 and a negative electrode 12; concentrated water is caused to flow...
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WO/2023/199773A1 |
A vessel 1 for a reverse osmosis membrane module comprises a cylindrical lower member 2A and upper member 2B. Markings 3A, 3B for positioning are respectively provided to opening end parts of the lower member 2A and the upper member 2B. ...
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WO/2023/199676A1 |
This method for operating a deionized water production system involves producing, by using an electrodeionization device, deionized water from water to be processed, the method comprising: a water collection mode in which a processed wat...
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WO/2023/200816A1 |
Techniques and systems for separating components of a mixture of compressed gases each having different boiling points are described. One example system includes multiple recovery stages that each recover one of the gases by condensing i...
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WO/2023/198532A1 |
The present invention relates to a method and system for reducing water consumption in a membrane dealcoholization process. The system comprises a dealcoholization section and a polishing section, where the polishing section comprises on...
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WO/2023/198214A1 |
A preparation method for a polyamide nanofiltration membrane applicable to the treatment of oilfield reinjection water. The method comprises: adding a pore-forming agent and a polymer into a high-polarity organic solvent, stirring same w...
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WO/2023/200653A1 |
A method of processing brine comprising lithium. The method may include providing a feed brine and a draw brine to a first forward osmosis (FO) module, the feed brine and/or the draw brine comprising lithium, and forming a feed brine con...
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WO/2023/200663A1 |
A water treatment system (2) comprising a pressure vessel (10), vertically aligned separation elements (30) within the vessel each having at least one porous UF or MF membrane, feed fluid passageways (36), a permeate fluid passageway (40...
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WO/2023/199126A1 |
The present invention refers to a method for measuring various parameters, such as conductivity, temperature, pH value, flow-rate, pressure, etc., in fluids with the help of semipermeable membranes, which separate the solute from the sol...
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WO/2023/146948A9 |
An electrodeionization device includes a spacer comprising a first inlet port, a first outlet port, a first plurality of first flow channels configured to direct fluid in a first direction from the first inlet port to the first outlet po...
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WO/2023/193744A1 |
The invention discloses a membrane separation and purification device and method. The membrane separation and purification device comprises a heat supply module, N stages of membrane separation modules, N first transmission pipelines and...
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WO/2023/193836A1 |
The present invention relates to a flow-through electrode assembly having a multilayered structure, comprising, in the following order, a first current collector (a1) suitable for being connected to a power supply; a first electrode plat...
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WO/2023/196233A1 |
A method of recovering desalinated activated alumina (AA) beads from a composition including salt laden (high salt absorbed) activated alumna (AA) beads and free anions and free cations, comprising the step of electrodialysis of the comp...
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WO/2023/196883A1 |
Destruction of PFAS with supercritical water oxidation. To avoid or reduce hydrogen embrittlement and failure of the process tubing used for the SCWO, process conditions are controlled, particularly the excess of oxidant is being used. P...
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WO/2023/187064A1 |
The present invention relates to a separation system for separating and purifying a target component, a method for separating and purifying a target component, and the use of a single-pass crossflow diafiltration unit for integrally conn...
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WO/2023/191794A1 |
A low-power process for combining a first, lower pressure gas stream with a second, higher pressure gas stream employs a membrane device. The first and second gas streams are permeated in the device's permeation membrane, which facilitat...
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WO/2023/186622A1 |
A bipolar membrane comprising an anion exchange layer and a cation exchange layer, wherein the cation exchange layer is obtainable by curing a composition comprising: (a) a first crosslinking agent comprising an anionic group and at leas...
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WO/2023/191018A1 |
The present invention relates to a method for producing a gelatin or a concentrated gelatin solution, said method comprising a membrane concentration step for concentrating a gelatin solution with an ultrafiltration membrane module provi...
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WO/2023/192421A1 |
A system for separating a solvent includes a first mixing tank comprising a waste solvent feed and a reactant feed; a first filter comprising a nanofiltration membrane; a distillation column or an evaporator; a condenser or cooler; and a...
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WO/2023/186619A1 |
A bipolar membrane comprising an anion exchange layer and a cation exchange layer, wherein the cation exchange layer is obtainable by curing a composition comprising: (a1) a first crosslinking agent comprising an anionic group and at lea...
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WO/2023/189001A1 |
A water quality prediction system (10) for predicting water quality when raw water containing an unknown total organic carbon (TOC) component is supplied to a pure water production system (50) provided with at least a reverse osmosis mem...
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WO/2023/186620A1 |
Compositions and cation exchange membranes having low brittleness, low ER, good pH stability and good PS obtainable by curing a composition comprising: (a) a first crosslinking agent comprising an anionic group and at least two polymeris...
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WO/2023/189346A1 |
The purpose of the present invention is to minimize reduction in moisture in liquid when the liquid is to be deaerated using a gas-permeable membrane. A deaeration apparatus (30) comprises: a flow passage (31) through which liquid flows;...
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WO/2023/190990A1 |
In this lithium recovery device 1, a processing tank 7 is provided that is partitioned into an acid recovery tank 11, a lithium supply tank 12, an alkali recovery tank 13, and a lithium recovery tank 14, in that order. The lithium recove...
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WO/2023/190850A1 |
The purpose of the present invention is to provide a reverse osmosis membrane device with which the number of membrane elements to be replaced is reduced and operation cost is saved in a filtered liquid multi-stage reverse osmosis facili...
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WO/2023/187691A1 |
The present disclosure relates generally to the manufacturing of gene therapy products, and specifically to methods of purifying an enveloped virus from a cell culture fluid, comprising an endonuclease and/or anion exchange chromatography.
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WO/2023/190554A1 |
Proposed is a water treatment device that has less components, that can reduce time required for installation, and that can be implemented in a more space-saving manner as compared to conventional products. This water treatment device co...
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WO/2023/179530A1 |
A reactive support layer-based separation membrane, a preparation method, and an application, relating to the technical field of water treatment. The preparation method comprises: (1) performing amino grafting reaction on a porous suppor...
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WO/2023/183559A1 |
Engineered ionophores capable of increased metal ion transport across hydrophobic membranes and/or reduced metal ion binding affinity, pharmaceutical compositions thereof, kits thereof, ion-selective membrane devices thereof, and methods...
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WO/2023/183620A1 |
Described are devices for purifying a liquid that is contained in a sealable container, to storage systems for containing and purifying a liquid, and to related methods.
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WO/2023/181894A1 |
The present invention provides a novel membrane separation system suitable for efficiently separating a volatile organic compound from an aqueous solution containing said organic compound. A membrane separation system 100 according to th...
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WO/2023/183269A1 |
A system for TFF filtration of a feedstock includes a feed vessel containing a solution comprising a target biomolecule, a filter membrane for filtering the solution, a feed pump for moving the solution from the feed vessel to the filter...
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WO/2023/183110A1 |
Provided herein are methods of processing a fluid comprising a recombinant therapeutic protein that include the use of a bioprocessing system comprising integrated unit operations, including cell removal, cell retention, chromatography, ...
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WO/2023/182636A1 |
A fluid recovery system, according to one aspect of the present invention, comprises: a communication unit that communicates with the outside and introduces a mixed fluid; and a fluid separation unit that is configured to communicate wit...
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WO/2023/176048A1 |
The purpose of the present invention is to provide a composite reverse osmosis membrane that exhibits improved permeability and antifouling properties, and a production method therefor. A composite reverse osmosis membrane according to t...
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WO/2023/176565A1 |
The present invention provides a membrane separation system suitable for suppressing a decrease in the content of organic compounds in a permeated fluid. This membrane separation system 100 comprises a membrane separation device 10. The ...
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WO/2023/176647A1 |
[Problem] The purpose of the present invention is to provide a forward osmosis membrane element and a forward osmosis membrane module capable of efficiently causing water to permeate from a low-concentration side to a high-concentration ...
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WO/2023/176465A1 |
The purpose of the present invention is to reduce the time and effort required for the maintenance and inspection work of filtration membrane units. This filtration system is equipped with a plurality of filtration membrane units (21), a...
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WO/2023/174455A1 |
The present invention relates to pervaporation equipment that facilitates the separation of the components of a liquid mixture by using a semi-permeable membrane. It is particularly useful in dehydrating organic compounds and recovering ...
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