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WO/2023/102060A8 |
The present disclosure describes a method for the recovery of metal ions from an aqueous metal-chelator solution. Here, the metal ions are the desired product. In some embodiments, the method of the present disclosure includes three proc...
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WO/2024/080132A1 |
[Problem] To provide a method for fixing carbon dioxide onto an alkaline earth metal, whereby it becomes possible to increase a carbon dioxide emission reduction capability while taking the amount of discharged carbon dioxide into consid...
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WO/2024/075406A1 |
Provided is a method for producing a cation exchange resin, in which the metal impurity content of a cation exchange resin is reduced, and metal elution is minimal even when the cation exchange resin is used in refining an organic acid s...
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WO/2024/075500A1 |
This method for separating and regenerating an anion exchange resin and a cation exchange resin in an ion exchange resin mixture according to the present invention involves usage of a three-column configuration including a separation col...
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WO/2024/063728A1 |
The invention relates to a hard water softening system and the operation method thereof. In particular, the invention relates to a water softening system with a closed-circuit ion resin and the operation method thereof. With the system t...
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WO/2024/057744A1 |
The present invention provides an impurity acquisition method characterized by comprising: an adsorption/capturing step in which an organic solvent is passed through an adsorbent and metal impurities in the organic solvent are adsorbed o...
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WO/2024/054633A1 |
Methods of monitoring water treatment systems by obtaining measurements of water treatment system parameters and transmitting the measurements to a local controller and cloud-based platform are disclosed. Systems for monitoring water tre...
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WO/2024/053399A1 |
A water softening device (1) comprises a soft water tank (3 and 5) that carries out water softening on a hardness component-containing raw water using a weakly acidic cation exchange resin; a neutralization tank (4 and 6) that carries ou...
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WO/2024/034208A1 |
With respect to a device that is provided with a plurality of ion-exchange columns and produces a weakly acidic hypochlorous acid water from an aqueous sodium hypochlorite solution by an ion-exchange method, an embodiment of the present ...
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WO/2024/015277A1 |
Ion exchange membranes and materials including silica-based ceramics with ion exchange functional groups and hydrophobic groups, and associated methods, are provided. In some aspects, ion exchange membranes that include a silica-based ce...
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WO/2024/014104A1 |
Provided is a device for removing hard components, the device making it possible to suppress degradation of water-treating members and to effectively cleanse and re-use the water-treating members while integrating an iron- and manganese-...
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WO/2023/231607A9 |
A resin regeneration method of a water softening device, comprising: controlling a backwashing assembly to suction a salt solution from a salt tank, and cleaning a resin in a resin tank in the water softening device; and determining the ...
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WO/2024/004452A1 |
Provided is a purification method with which it is possible to effectively reduce TOC components derived from a weak base anion exchange resin. A weak base anion exchange resin purification method is used, said purification method compri...
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WO/2023/246150A1 |
Specifically disclosed in the present invention is a resin regeneration system for a hydrogen conductivity meter, comprising a resin regeneration system connected to an original mixed bed system and a resin regeneration/flushing/water-re...
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WO/2023/248599A1 |
A water softening device (1) comprises a water softening tank (3), a neutralizing tank (4), an electrolyzing tank (9), and a control unit (15). The electrolyzing tank (9) comprises: a first chamber (81) in which acidic electrolytic water...
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WO/2023/248920A1 |
A water softener including: soft-water tanks (3, 5) where raw water containing a hardness component is softened with a weakly acidic cation exchange resin (33) to yield acidic soft water; neutralization tanks (4, 6) where the pH of the a...
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WO/2023/240974A1 |
The present application relates to a water softener. The water softener comprises: a water softening device (100) and an integrated water path (800) which are connected to each other, wherein the integrated water path (800) is provided w...
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WO/2023/240981A1 |
The present application relates to a water softener, comprising: a water softening device (100) and a regeneration device (600) connected to each other. The water softener has a first regeneration state and a second regeneration state. W...
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WO/2023/231602A1 |
A sterilization control method for a water softening device, comprising: acquiring a target water volume in a resin tank of a water softening device; according to the target water volume, determining a control parameter of an electrolyti...
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WO/2023/231603A1 |
Provided in the present disclosure is a water softening device. The water softening device comprises a housing, an inner frame assembly, a top cover assembly, a regeneration assembly and a water softening assembly. A first accommodation ...
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WO/2023/231610A1 |
Provided are a salt content prompting method for a salt tank in a water softening device, a salt tank, and a water softening device. The method comprises: acquiring the current salt content in a cavity of the salt tank; and determining t...
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WO/2023/231062A1 |
A water softening structure, which is used in a water softener, and comprises: a first-stage water softening unit group, which includes A water softening units connected in parallel, and the first-stage water softening unit group is conn...
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WO/2023/233812A1 |
A water softener (1) comprises a soft water tank, a neutralization tank, a bypass channel (53) that sends raw water as untreated water to a downstream side of the neutralization tank without passing the raw water through the soft water t...
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WO/2023/231609A1 |
Provided in the present disclosure are a salt well mounting device and a water softener. The salt well mounting device comprises: a hoop; a connecting arm, wherein the connecting arm is connected to one side of the hoop, and the axial di...
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WO/2023/194944A1 |
The present disclosure relates to methods of sanitizing a chromatography medium. The present disclosure also relates to regenerating the chromatography medium.
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WO/2023/186541A1 |
The invention relates to a water treatment facility (10), comprising a raw water feed (11) for providing raw water (R), a softening device (12) which has an inlet (11a) and an outlet (11b) and produces softened water (W) from the raw wat...
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WO/2023/188725A1 |
This method for treating water to be treated involves: forming a first filling layer containing, inside a cylindrical tower body, first resin particles that are in contact with the water to be treated; arranging, on the top of the first ...
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WO/2023/169166A1 |
A sucrose decoloring method and system. The method comprises the following steps: (1) a decoloring process; (2) a water topping sugar process; (3) a backwashing process; (4) a regeneration process; and (5) a leaching process. The sucrose...
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WO/2023/159481A1 |
A water path system of a water softener, a salt dissolving control method and the water softener. The water path system of the water softener comprises: a salt box (11); a salt dissolving water path (101) having a water inlet end and a w...
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WO/2023/159464A1 |
A water path system of a water softener, a control method, and a water softener, the water path system of a water softener comprising: a salt tank (11); a resin tank (12); a salt suction channel (13), a first water inlet channel (14), an...
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WO/2023/159522A1 |
A water path system of a water softener, a regeneration control method, and a water softener. The water path system of the water softener comprises: a salt box (11); a resin tank (12); a salt suction channel (13), a first water inlet cha...
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WO/2023/159473A1 |
A soft water valve (100) and a water softener, the soft water valve comprising: a valve body (10), which is provided with a valve cavity (11), a water inlet channel (12), a water outlet channel (13), a first water conduit (14) and a seco...
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WO/2023/147039A1 |
The present invention relates to methods of regenerating ion exchange resins in systems using anhydrous organic solvents, such as systems for alkaliating or lithiating materials, such as anodes, in gamma-butyrolactone.
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WO/2023/145312A1 |
A water softening device (1) according to the present disclosure comprises a water softening tank (3), a neutralizing tank (4), an electrolysis tank (12), a water supply pump (19), a current value detection unit (18), and a control unit ...
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WO/2023/145553A1 |
The water-softening device (1) according to the present disclosure is provided with: a water-softening tank (4) in which raw water containing a hardness component is subjected to a water-softening treatment with a weakly acidic cation ex...
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WO/2023/119747A1 |
In a separator column 1 for mixed ion exchange resins, a cylindrical separator column body 1A has a bottom part having a water supply pipe 2 and a plurality of ejection nozzles 2A as a water injection unit, and a top part to which a disc...
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WO/2023/102060A1 |
The present disclosure describes a method for the recovery of metal ions from an aqueous metal-chelator solution. Here, the metal ions are the desired product. In some embodiments, the method of the present disclosure includes three proc...
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WO/2023/062925A1 |
The present invention provides a purification method that can provide an acid solution in which the impurity concentration has been further reduced. The present invention provides an acid solution purification method wherein a purified i...
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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/2023/058031A1 |
A system for treatment of ammonia in a feed water stream containing ammonia, the system comprising: an ion exchanger unit comprising: a feed inlet configured to receive the feed water stream; an ion exchanger bed configured to exchange t...
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WO/2023/059284A1 |
The invention relates to the technical field of food and it relates to a production method for obtaining pekmez in appropriate clear color scale, pH values and health standards from the must obtained by modern or traditional methods from...
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WO/2023/037811A1 |
Provided are a method for producing a novel catalytic-metal-supporting resin with which it is possible to improve the efficiency of a refining step, and a method for producing ultrapure water using a catalytic-metal-supporting resin prod...
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WO/2023/032315A1 |
The method for operating an ion exchange device employed in the present invention involves: measuring, during a cycle of water flowing and regeneration, a raw water load which is the product of the flow rate of raw water in a water flowi...
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WO/2023/032478A1 |
This water softening device (1) comprises a water softening tank (3), a neutralization tank (4), and an electrolytic tank (9). The electrolytic cell (9) produces acidic electrolyzed water for regenerating a weakly acidic cation-exchange ...
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WO/2023/013672A1 |
Provided is a separation and purification method comprising: a step (1) for adjusting a sample solution including a first metal ion, a second metal ion, and a chelating agent to a pH at which the second metal ion chelates to form a compl...
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WO/2023/009887A1 |
An energy efficient and environmentally benign lithium recovery process is described. The process comprises extracting lithium from the brine source using a ion withdrawal process to form a lithium extract; providing electricity for the ...
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WO/2023/275395A1 |
The invention relates to a method for regenerating a bed of adsorbent medium in an adsorption reactor, implemented in a fluid treatment unit, said bed of adsorbent medium prior to regeneration being a fresh adsorbent medium, said regener...
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WO/2023/275396A1 |
The invention relates to a method for regenerating at least a portion of the adsorbent medium of at least one adsorption reactor implemented in a unit for treating a fluid, said regeneration method being carried out on the site of use of...
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WO/2022/251949A1 |
Processes for removing heat stable amine salts from a contaminated aqueous amine solution are proposed comprising passing a feedstream of the contaminated aqueous amine solution in an electrodialysis zone comprising at least one repeat u...
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WO/2021/168167A9 |
A method of destroying a fluorocarbon compound includes regenerating an adsorbent to remove the fluorocarbon compound and to produce a regeneration fluid having a concentration of the fluorocarbon compound and directing the regeneration ...
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