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WO/2023/081688A1 |
The present disclosure provides methods of improving the monovalent selectivity of the anion exchange membrane. When operating electrodialysis in a high salinity brine, the high salinity solution enables monovalent selective transport. T...
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WO/2023/070217A1 |
A reverse osmosis system forming part of a reverse osmosis stage of a desalination water treatment plant, the reverse osmosis system has: a reverse osmosis unit having a reverse osmosis membrane housed in a pressure vessel extending long...
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WO/2023/038997A9 |
Articles, systems, and methods related to the separation of at least a first species from at least a second species using nanoporous membranes are generally described.
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WO/2023/074267A1 |
This water treatment method for producing water from a target liquid by using reverse osmosis comprises: a reverse osmosis step for separating the target liquid into permeated water and a concentrated liquid by reverse osmosis using a re...
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WO/2023/074147A1 |
Provided is a water treatment system that has improved thermal efficiency of the entire system for a variety of raw water temperatures. The water treatment system 101 has: a reverse osmosis membrane device 14; an electric regeneration-ty...
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WO/2023/074528A1 |
The present invention provides a hollow fiber deaeration module which has both excellent deaeration performance and excellent smoothness of a liquid contact surface. More specifically, the present invention provides a hollow fiber deaera...
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WO/2023/073169A1 |
The invention refers to a membrane filtration system having at least one membrane (6), an inlet (8) and a concentrate outlet (16) on one side of the membrane (6), a permeate outlet (12) on the other side of the membrane (6), wherein the ...
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WO/2023/067427A1 |
: The invention relates to a pinching pressure regulating valve (1) for a flexible tube (25), having a fixed holder (2) cooperating with a side of a flexible tube (25) to be regulated, a dynamic support (3) that is arranged on the opposi...
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WO/2023/069350A1 |
A method of treating a quantity of water that includes a first level of a contaminant and is discharged from a process includes mixing the water with an effluent having a second level of the contaminant to produce a condensate having a t...
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WO/2023/069541A1 |
The present disclosure provides systems and methods for the recovery of protein species from wet mill grain process streams. Systems and methods of the present disclosure may be integrated with a wet mill grain process to separate out pr...
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WO/2023/066867A1 |
The invention relates to a method for analysing the properties of biomedical membranes, in particular for the removal of active substances over time by adsorption, dialysis, filtration, or diafiltration.
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WO/2023/069284A1 |
The present disclosure is directed to an electrodialytic stack with a concentrate stream that moves through a concentrate flow path bounded by a central ion exchange membrane and a first outer ion exchange membrane. A dilute stream moves...
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WO/2023/067912A1 |
This electrode water recovery method is configured so that, in an ultrapure water production process, hydrogen gas is removed and collected from electrode water generated when water to be treated passes through a cathode chamber for an e...
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WO/2023/066140A1 |
The present invention relates to a continuous membrane filtration system for an erythritol fermentation liquor. The system comprises a continuous ceramic membrane filtration subsystem, a continuous nanofiltration membrane filtration subs...
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WO/2023/070099A1 |
A method of making monovalent and multivalent anion selective membrane. Such membrane can be used for electrodialysis ("ED") operation and applied towards the important Cl- - SO4 2- separation in lithium extraction. The membrane thicknes...
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WO/2023/062970A1 |
This drug injection system is provided with: a storage unit where a drug is stored; an injection path for injecting the drug in the storage unit into a flow path, through which the water to be treated flows, upstream of a reverse osmosis...
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WO/2023/062151A1 |
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 crossflow diafiltration unit for processing a target phase, ...
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WO/2023/063928A1 |
Provided are methods of extracting lithium from a lithium containing solution, as well as the resulting compositions. The method includes supplying a lithium containing solution to a lithium capture step, the lithium capture step being o...
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WO/2023/064546A1 |
Filtration vessels containing multiple filtration elements, and devices and processes for detection of leaks within these filtration elements.
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WO/2023/062389A1 |
A membrane-assisted process for the preparation of defined monomer sequence polymers, including oligonucleotides and peptides, in solution phase is described. The growing defined monomer sequence polymer is attached to a soluble synthesi...
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WO/2023/064753A1 |
The devices and methods of the present invention can be used to capture and remove COVID-19 mediating nanoparticles and/or exosomes associated with COVID-19 or similar disease from the circulatory system of patients in need thereof, incl...
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WO/2023/061711A1 |
The invention relates to an electrochemically assisted ion exchange water treatment device. Disclosed is a a water treatment device comprising a first inlet feeding water into line L0; a prefiltration unit; a water treatment unit compris...
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WO/2023/058548A1 |
To obtain a high-purity monovalent metal ion recovery solution at a high recovery rate using a nanofiltration membrane and a reverse osmosis membrane from a solution in which monovalent metal ions and polyvalent metal ions are contained,...
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WO/2023/058592A1 |
Provided is a water treatment method comprising a forward osmosis step in which a draw solution containing a draw solute of which the solubility decreases with the increase in temperature is used, a phase separation step in which the tem...
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WO/2023/058298A1 |
This liquid-sealed vacuum pump operating method involves: discharging a liquid from vacuum piping 30 connected to a liquid-sealed vacuum pump 28; increasing the pressure of a sealing liquid and supplying same to the liquid-sealed vacuum ...
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WO/2023/052226A1 |
A bipolar membrane comprising:a) a first layer comprising a first polymer having ionic groups; b) a second layer comprising a second polymer having ionic groups of charge opposite to the charge of the ionic groups of the first polymer; a...
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WO/2023/055764A1 |
A membrane filtration cell is provided which includes a fluid passageway and a filtration membrane positioned within the passageway, the filtration membrane dividing the fluid passageway into two chambers, a retentate chamber and a perme...
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WO/2023/051885A1 |
An apparatus for refining proteins or other biomolecules in biological compositions, such as for separation of proteins from milk, whey, blood plasma, fermentation broth, or similar.
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WO/2023/052574A1 |
The present invention relates to the field of composite membranes. More specifically, the present invention relates to a composite filter membrane comprising: a filtration layer, a support layer comprising at least one through-hole; and ...
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WO/2023/052357A1 |
Methods and procedures for operating biologics or biopharmaceutical purification protocols where disparate process steps requiring significantly different process parameters (e.g., pressure and flow rate) as continuous processes without ...
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WO/2023/053504A1 |
The present invention provides a cleaning agent, a cleaning liquid and a cleaning method, which are capable of effectively removing a contaminant that is not able to be sufficiently removed by conventional cleaning liquids in cases where...
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WO/2023/052506A1 |
The present invention relates to a bipolar membrane which has a Constant Phase Element (CPE) of 725 Ohnr-1.sn or lower when measured at a current density of 25 mA/cm2, to a process for preparing the bipolar membrane, to applications the ...
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WO/2023/049978A1 |
The invention relates to a water treatment system with recovery of reverse osmosis wastewater (30) by passing the wastewater through a filter (40) made of a resin composed of a iodine-derived halogen, the outlet of the resin filter (40) ...
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WO/2023/053117A1 |
The present invention provides a non-biological deionization fuel cell (DFC) comprising, inter alia, a cathode comprising a non-platinum group metal and a nitrogen doped carbon matrix. Further provided is a method of preparing the cataly...
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WO/2023/053678A1 |
This ultrapure water production system comprises: a filtration device provided with a filter through which passes water being treated flowing in a main flow path; a reverse osmosis membrane device provided with a reverse osmosis membrane...
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WO/2023/054648A1 |
A hollow fiber membrane module operating method according to the present invention comprises a step for performing cross-flow filtration by supplying untreated liquid to the outer surface side of a hollow fiber membrane. The ratio of the...
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WO/2023/055705A1 |
A biological treatment apparatus comprising: (a) a vessel; (b) an inlet conduit for providing feed water to an inlet region; (c) an outlet conduit for removal of treated water from an outlet region; (d) an inlet distributor comprising in...
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WO/2023/046740A1 |
The invention relates to an electrochemically assisted ion exchange water treatment device comprising a first inlet feeding water into line Lo a prefiltration unit, an electrochemical cell assembly capable of removing ions from a solutio...
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WO/2023/049217A1 |
Provided herein are compositions, devices, and methods including nanofiber compositions comprising a polymer and nanoparticles including one or more of nickel, cobalt, silver, and tetraphenylborate, wherein the compositions are capable o...
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WO/2023/046968A1 |
The invention relates to a method for producing gaseous dihydrogen and ammonium sulfate from an aqueous liquid effluent containing organic and mineral matter or from a mixture of aqueous liquid effluents, said method comprising the follo...
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WO/2023/049383A1 |
Compositions, systems, and methods for selectively leaching and/or extracting lithium from sedimentary deposits and other resources are generally described.
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WO/2023/040435A1 |
A modified polyisophthaloyl metaphenylene diamine (PMIA) ultrafiltration membrane and a preparation method therefor. The modified PMIA ultrafiltration membrane is prepared by using PMIA as a membrane material, using an amphiphilic block ...
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WO/2023/040018A1 |
Disclosed are a novel low-pressure high-recovery rate nanofiltration system and method. The system comprises a water intake tank (1), a pretreatment system (2), a low-pressure nanofiltration membrane system (3), a concentrated/waste wate...
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WO/2023/041216A1 |
The invention relates to a membrane filter (1) for a submerged operation for filtering a liquid, comprising membrane elements (2), which are arranged next to one another horizontally and each of which has the following features: • memb...
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WO/2023/041977A1 |
A fluid purification apparatus is disclosed. The fluid purification apparatus includes a vertical cylindrical body (20), a retainer plate (70) associated with a gasket ring (80). The vertical cylindrical body (20) includes a media positi...
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WO/2023/043935A1 |
A dry-process microporous membrane for filtration, wherein at least one layer of the membrane has an average pore size less than 0.035 microns, preferably between about 0.010 microns to about 0.020 microns, and a thickness less than 14 m...
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WO/2023/040336A1 |
Disclosed is a solvent-resistant forward osmosis composite membrane, the solvent-resistant forward osmosis composite membrane having an upper and lower composite structure composed of a separation layer and a porous support layer, the ma...
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WO/2023/036393A1 |
This invention related to new piezodialysis system by replacing the mosaic ion exchange membrane with two faced Nano porous oppositely charged filters forming three rooms. charges may come from a battery or ionizable chemical groups acco...
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WO/2023/036490A1 |
The invention relates to a membrane filter (17) for a submerged operation for filtering a liquid, comprising membrane units (18) and a gas distribution system (19) for distributing a gas to the membrane units (18) for flushing purposes, ...
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WO/2023/036944A1 |
An osmosis module (100) for pressure retarded osmosis. The osmosis module (100) comprises a pressure vessel (102) having a first draw port (130) and a second draw port (132). The first draw port (130) is provided in a first end-face (104...
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