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WO/2021/059268A1 |
A method of continuous filtration of contaminants from a contaminated viscous fluid, the method may include: pumping the contaminated viscous fluid between a non-perforated surface being a first cylinder and a second perforated surface b...
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WO/2021/060785A1 |
A water purifier capable of stably discharging residual water from an extraction unit is disclosed. The water purifier (100) comprises: a filter unit (110) having a reverse osmosis membrane filter (113) for filtering incoming water; an e...
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WO/2021/054562A1 |
The present invention relates to a dead-zone controlled membrane distillation apparatus comprising: a raw water circulation unit in which raw water circulates by flowing into and out of the raw water circulation unit; a separation membra...
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WO/2021/054642A1 |
The present invention comprises: a first sealing portion, provided with a first entrance selectively opened or closed by a first opening/closing valve and a second entrance selectively opened or closed by a second opening/closing valve, ...
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WO/2021/054626A1 |
The present invention relates to a reverse osmosis membrane and a method for manufacturing same and, more particularly, to a highly durable reverse osmosis membrane in which the interlayer adhesion in a separator membrane is excellent wh...
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WO/2021/048078A1 |
A method and a filtration system for filtration of a liquid by a filtration system is disclosed. The filtration system is configured with filtration parameters, the filtration parameters comprising at least a filtration time and a filtra...
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WO/2021/047205A1 |
Disclosed is a method for preparing a ceramic nanofiltration membrane, wherein a complete and flawless ceramic nanofiltration membrane is prepared by means of a modified sol-gel method combined with a hydrothermal method. Glycerol is add...
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WO/2021/044785A1 |
This water treatment system includes: a reverse osmosis membrane device A for treating water to be treated; a reverse osmosis membrane device E for treating water that has passed through A; a reverse osmosis membrane device B for treatin...
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WO/2021/045897A1 |
An antiscalant composition, the composition having a silica inhibitor composition, and a dispersant composition. A method for inhibiting scale formation in a membrane system, the method providing an antiscalant composition, the antiscala...
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WO/2021/023711A1 |
The present invention relates to novel co-polymers and their use in the manufacture of porous membranes for haemodialysis application.
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WO/2021/021018A1 |
A device for monitoring the integrity of a membrane module. The device has a piezoelectric sensor capable of generating a voltage when exposed to vibrations and a light emitting diode electrically connected to the piezoelectric sensor, t...
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WO/2021/015671A1 |
There is provided an inorganic hierarchical porous membrane comprising at least two layers, wherein each layer of the at least two layers comprises a different average pore size as compared to another layer of the at least two layers, an...
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WO/2021/015156A1 |
The purpose of the present invention is to provide a membrane separation device which has a multistage-type device in which a plurality of membrane modules are vertically disposed side by side and which is capable of sufficiently suppres...
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WO/2021/007646A1 |
In an immersed membrane system, the influent flows into an open membrane tank. The membrane tank can have multiple horizontally spaced immersed membrane units. The immersed membrane units may have flat sheet membrane elements within a me...
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WO/2021/005897A1 |
[Problem] To provide a treatment agent having the excellent ability to remove biofilms and a biofilm treatment method in which the treatment agent is used. [Solution] A biofilm treatment agent characterized by containing at least the fol...
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WO/2020/263275A1 |
A filter assembly comprises a filter housing defining an internal volume having an inner cross-section defining an inner cross-sectional distance, the filter housing having a base and a sidewall. A filter element is disposed within the i...
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WO/2020/255201A1 |
The present invention is configured so as to comprise: an ozone water generation tank (12) wherein ozone water is generated by dissolving an ozone gas into water, and the generated ozone water is stored together with a waste ozone gas th...
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WO/2020/251959A1 |
The disclosure relates to a water treatment system which may include at least one reverse osmosis cartridge, at least one filtration cartridge, at least one pump and an enclosure.
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WO/2020/247778A1 |
An electrode cleaning and calibration system generally comprises a sensor holder assembly machined from a block of solid acrylic or similar plastic material, which can accommodate a variety of types and sizes of sensors for use in monito...
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WO/2020/244999A1 |
The present invention relates generally to a water treatment assembly and in particular to a reverse osmosis assembly. It is an object of the present invention to provide a membrane assembly for treating water which increases the permeat...
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WO/2020/240666A1 |
In a membrane separation activated sludge system according to the present invention, contaminants are filtered from contaminant-containing raw water in a filtration direction by a separation membrane to obtain treated water. The membrane...
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WO/2020/243180A1 |
A method of inhibiting carbonate scale in an industrial water system includes the steps of dosing the industrial water system with a water treatment polymer comprising at least 60 mol% of carboxylic acid monomer and a quaternized naphtha...
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WO/2020/236415A1 |
Features applied to the inlet or exit edges of membrane sheets in spiral wound membrane elements may incorporate different heights or patterns than the feed space patterns in the middle of the membrane sheets in order to facilitate more ...
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WO/2020/233831A1 |
The invention relates to a device (10) for filtering and separating pressurized liquid mixtures (11) by means of membranes (12). The device (10) comprises a substantially pressure-tight container (13), in which the membranes (12) are rec...
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WO/2020/226373A1 |
The present invention relates to a flow distribution device of a water treatment facility, for evenly distributing flow to each of filters included in the water treatment facility, the flow distribution device comprising: a filter unit i...
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WO/2020/219626A1 |
Methods of operating membrane processes, such as seawater purification processes, are described herein. The methods generally include flowing seawater into a membrane purification process; recovering purified seawater and concentrated se...
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WO/2020/219657A1 |
A method and apparatus for improved separation and containment of radioactive particulates from liquids by filtration. The improvements are achieved by utilizing more than one stage of filtration to remove radioactive particulates from a...
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WO/2020/213737A1 |
A membrane separation activated sludge method is provided which, for separating raw water into treated water and activated sludge using a separation membrane, involves a sludge imaging step in which the activated sludge is imaged with an...
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WO/2020/210581A1 |
A water treatment system includes a primary evaporator and a secondary evaporator that is also a primary condenser. The primary evaporator relies on imparting rotational motion to the fluid to atomize it. The secondary evaporator may be ...
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WO/2020/209036A1 |
Provided are a method for efficiently cleaning membrane degassing devices without removing the membrane degassing device from the system for producing ultrapure water, and a system for producing ultrapure water to which this cleaning met...
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WO/2020/203718A1 |
A method for purifying a protein-containing solution that contains a target protein, said method comprising: (α1) a step for contacting the protein-containing solution with a porous medium containing a polyketone; and (α2) a step for p...
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WO/2020/202200A1 |
An apparatus for reducing concentration polarization and/or membrane fouling on a membrane surface in a filter unit (102) during a membrane separation process and/or a filter cleaning process. The apparatus includes (i) a signal generato...
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WO/2020/194820A1 |
This hollow fiber membrane module has: a container 1 having a treated-water outlet 5 and an upper discharge outlet 8; a plurality of hollow fiber membranes 2 for performing solid-liquid separation of raw water, the hollow fiber membranes...
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WO/2020/197164A1 |
The present invention relates to a high recovery rate-reverse osmosis spacer and element and, more specifically, to a high recovery rate-reverse osmosis spacer and element which present the structure of a reverse osmosis spacer constitut...
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WO/2020/191557A1 |
A flow guide mesh (1) has a water inlet side (11) and a water outlet side (12) opposite to each other, wherein a first water isolating material (111) is provided on the water inlet side (11) of the flow guide mesh (1) to seal part of the...
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WO/2020/186227A1 |
Disclosed are devices, methods and/or systems for use in protecting items and/or structures that are exposed to, submerged and/or partially submerged in aquatic environments from contamination and/or fouling due to the incursion and/or c...
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WO/2020/178892A1 |
The present invention provides a fouling prevention ability-imparting agent which has good adhesion to various water treatment membranes including a reverse osmosis membrane and can impart an excellent fouling prevention ability. The pre...
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WO/2020/179340A1 |
A hydrogen adding device 1 comprising: a first chamber 31 to which dissolved-hydrogen water is supplied; a second chamber 32 to which raw water is supplied; a hydrogen-permeable membrane 33 which causes hydrogen dissolved in the dissolve...
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WO/2020/179339A1 |
This hydrogen addition device 1 comprises a first chamber 31 to which hydrogen gas is supplied, a second chamber 32 to which raw water is supplied, a hydrogen permeable film 33 that causes the hydrogen gas to move from the first chamber ...
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WO/2020/179789A1 |
Provided is a water treatment method that, in water treatment using a polyamide-based reverse osmosis membrane, can stably perform the treatment by performing sterilization while inhibiting a decrease in the amount of passed water, when ...
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WO/2020/175593A1 |
The present invention relates to a method for operating a membrane filtration unit in which a plurality of hollow fiber membrane modules are connected in parallel, said method including: a filtration step in which a raw solution is filte...
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WO/2020/173762A1 |
A crossflow filter device for filtering a pressurised feed liquid is provided. The crossflow filter device comprises: a filter membrane; a flow channel for the pressurised feed liquid which extends in a path over a retentate surface of t...
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WO/2020/169883A1 |
This invention relates to a feed spacer, used in a cross-flow membrane element (1) comprising a feed spacer element (2) equipped with a feed channel input end (la) and a feed channel output end (lb), which feed spacer element (2) is arra...
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WO/2020/163955A1 |
The inventions discloses a method for reducing fouling on the surface of a ceramic membrane or filter with a recalcitrant filtration cake thereon that is non-responsive to regular back- flushing or other physical means of removal, where ...
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WO/2020/165796A1 |
A membrane wettability system (640) including a power source (532) configured to generate a current; a measuring device (530) configured to measure the current; a first conducting spacer (300A) that is electrically connected to one of th...
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WO/2020/165798A1 |
A biofouling/biofilm removal system (600) includes a filtration module (500) configured to separate a permeate (506) from a feed (502); a first inert electrode (620) placed at an inlet (500A) of the filtration module (500); a second iner...
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WO/2020/161109A1 |
The present invention relates to a membrane system and a process for cleaning the membrane. The invention also provides a method for enhancing the life of the filtration membrane by the process of cleaning the membrane module. The presen...
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WO/2020/161049A1 |
The invention relates to a simulation model for simulating a tube line, comprising at least one hollow cylindrical section which is designed to be arranged in a tube receiving area of a blood leakage detector of a blood treatment machine...
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WO/2020/158049A1 |
The cleaning method according to the present disclosure is a method for cleaning a membrane distillation module provided with one or more hydrophobic porous membranes and a casing that accommodates the one or more hydrophobic porous memb...
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WO/2020/158645A1 |
Multiple chemical infusion levels of differing chemical infusion volumes are set. When control is initiated, chemical infusion is started at the level with the highest chemical infusion volume. Each time a sampling period S passes, the r...
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