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WO/2021/192088A1 |
A water treatment device that carries out water treatment by subjecting treated water obtained by performing bioreaction on water to be treated, to solid-liquid separation by means of a separation film (3), the water treatment device com...
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WO/2021/194489A1 |
A heat transfer surface monitoring (HTSM) system and cell for direct detection and monitoring of fouling, scaling, corrosion, and pitting of heat transfer surfaces. The system has a heat transfer plate (HTP) that has a heat transfer moni...
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WO/2021/192583A1 |
Provided is a water recovery system and a water recovery method whereby, in water recovery using a reverse osmosis membrane from water to be treated containing organic matter, it is possible to also suppress slime contamination on the se...
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WO/2021/181329A1 |
Forward osmosis module 10 for concentration and/or crystallisation salts 18 from aqueous feed solution 15, the feed solution including seeds 17 that surround an open semi-permeable membrane having free membrane portions forming enclosure...
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WO/2021/168909A1 |
A hyperbranched phosphorus-free scale inhibitor is prepared from polyvinylamine, aspartic acid and an analog thereof, ethylenediaminetetraacetic acid and an analog thereof, a tricarboxylic acid, a cross-linking agent, an inorganic base, ...
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WO/2021/158469A1 |
A method of reducing resource utilization for sterile filter validation includes obtaining historical datasets that each include respective values of a plurality of parameters associated with a respective sterile filtration process for a...
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WO/2021/153486A1 |
An objective of the present invention is to provide a technology whereby the superior permeability of a porous film is restored and preserved through a simple method, and oil filtration operation is sustained at a long-term high level of...
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WO/2021/152567A1 |
The present invention provides apparatus and methods for membrane filtration of water by passing the water through a housing (9) having an inlet (5) and an outlet (6) and defining a flow path for water therethrough, a membrane filter bei...
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WO/2021/139360A1 |
Disclosed is a sewage collection device for monitoring viruses and bacteria. The sewage collection device comprises a filtering unit (110), a power unit (120) and an enrichment unit (130) which are sequentially connected; the filtering u...
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WO/2021/130080A1 |
The invention relates to a method and device for analysing a functional layer (10) of an electrochemical cell or an electrochemical sensor application, wherein the method comprises the following steps: i) conveying a predefined amount of...
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WO/2021/132540A1 |
This filtration device comprises: a backwash liquid circulation line in which a backwash liquid in a backwash liquid tank circulates and flows; a backwash liquid injection line that is connected to the backwash liquid circulation line at...
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WO/2021/120727A1 |
Disclosed in the present invention is a ceramic film cleaning and sterilizing process method for use in intelligent cleaning and production of fermented cordyceps sinensis powder (Cs-4), comprising the following steps: 1) flushing: at th...
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WO/2021/069586A9 |
The invention concerns a set of tubular elastic coupling bodies arranged opposing at inlet and outlet of a filter cartridge. The tubular elastic end coupling comprises a tube end adapted to fit on the filter cartridge inlet/outlet. The e...
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WO/2021/118440A1 |
An air channel membrane distiller (1) comprises a hot surface (12), a cooling section (20) and a hydrophobic membrane (30). The hot surface and the hydrophobic membrane define a sealed evaporation channel (40). A surface (22) of the cool...
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WO/2021/116488A1 |
The present invention relates to an anti-fouling, semi- permeable membrane comprising a porous support layer, a thin film composite (TFC) layer formed on a surface of the support layer, and a cross-linked polyvinyl alcohol (PVA) layer fo...
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WO/2021/117309A1 |
Provided is a water treatment device capable of, from an organic component-containing treated water, recovering water therefrom and dewatering and concentrating same in an environment in which Bacillaceae are dominant. According to one e...
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WO/2021/117631A1 |
Provided is a composite semi-permeable membrane including: a porous support membrane; a separation function layer that is provided on the porous support membrane and that contains polyamide; and a coating layer that is provided on the se...
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WO/2021/108821A1 |
A device is described for filtering liquids, having a container (1), a container inlet for introducing a liquid to be filtered into the container (1), a container outlet for a retentate and at least one rotor (6), which can be driven to ...
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WO/2021/105609A1 |
The present invention relates to a device (D) for filtering liquids, comprising a filtration module (F) and an ultrasound emission module (US), characterized in that the ultrasound emission module (US) is fixed distant from the filtratio...
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WO/2021/106574A1 |
This coal wastewater treatment device is provided with: a membrane treatment tank 20 into which wastewater is introduced that is discharged from a device (conveyor) C for handling coal or coal ash and that has a solids concentration of 2...
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WO/2021/099078A1 |
The invention relates to a filter apparatus (1) for filtration of a fluid to be filtered, comprising at least one double-membrane arrangement (2); the filter apparatus (1) comprising at least one first port (3) for introducing the fluid ...
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WO/2021/101614A1 |
A modular header for a filtration module assembly is provided. The modular header includes a main body, a first liquid passageway and a second liquid passageway extending through the main body, and a gas passageway extending through the ...
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WO/2021/101756A1 |
An air cleaner system including a housing having a first housing end with an opening, a second housing end, and an inlet proximate the second housing end. The air cleaner system also includes a filter element removably installed within t...
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WO/2021/091691A1 |
Disclosed herein is a filter having a housing having first and second end surfaces and interior and exterior surfaces, a membrane disposed within the tubular housing, a first end cap sealed to the first end surface of the tubular housing...
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WO/2021/089565A1 |
A method is proposed for testing the integrity of a liquid capillary filter, in particular a capillary dialyser (1), constructed from a multiplicity of capillaries (15) enclosed by a membrane, said method having the steps of: allowing a ...
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WO/2021/084611A1 |
A water treatment apparatus 100 according to the present disclosure comprising: a foulant generation amount calculation unit (1) that uses information on water to be treated by a water treatment apparatus to be designed to calculate the ...
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WO/2021/087420A1 |
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/2021/083841A1 |
The invention relates to a method for introducing a gas (1) into a liquid (2). In successive pulses, a gas volume (6) which is arranged below the surface (4) of the liquid (2) and is delimited at the bottom by a level (5) of the liquid (...
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WO/2021/087349A1 |
Biocide can be controllably added to a feed stream for a membrane. In some examples, the feed stream is separated into a primary feed stream and a secondary feed stream, for example, with the secondary feed stream having a lower flow rat...
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WO/2021/083846A1 |
The invention relates to a method for filtering a liquid in a membrane filter (64) immersed into the liquid by means of membranes (76). In order to clean the membranes (76), gas is introduced into the membrane filter (64) from below in s...
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WO/2021/079750A1 |
The present invention relates to a method for producing an aqueous polymer dispersion, said method comprising a membrane filtration step wherein an aqueous polymer dispersion containing a polymer and water is filtered with use of a filtr...
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WO/2021/079867A1 |
Provided is a desalination performance restoring agent for a cellulose acetate membrane, the agent containing a solvent and a modified polyvinyl alcohol mixed in the solvent. The modified polyvinyl alcohol contains a modified polyvinyl a...
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WO/2021/074688A1 |
The present invention relates to improved desalination systems and methods for mixing or injecting carbon dioxide (CO2) gas into raw water, such as seawater or brackish water, prior to pretreatment and reverse osmosis membrane separation...
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WO/2021/074235A1 |
The present invention relates to a membrane system including a hollow fiber membrane and static mixer separately arranged within the hollow portion of the hollow fiber membrane, a spinneret for manufacturing the membrane system, a device...
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WO/2021/073349A1 |
The present disclosure relates to an external pressure type hollow fiber membrane component, a filtration membrane component, and a membrane filtration module, and provides an external pressure type hollow fiber membrane component, compr...
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WO/2021/073063A1 |
Disclosed in the present invention are a dynamic detection system and method for a contact angle of a gas purification film. The dynamic detection system for a contact angle of a gas purification film comprises a light source, a gas puri...
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WO/2021/072345A1 |
Enhanced cleaning of a fouled membrane is achieved via controlled deformation in a method wherein a feed composition, comprising a solvent and dissolved components, flows into a retentate side of a membrane module. The solvent passes thr...
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WO/2021/071538A1 |
An assembly for treating a liquid is provided. The assembly includes a pressure vessel having first and second ends provided with respective first and second endcaps, a membrane element positioned within the pressure vessel, an adapter c...
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WO/2021/070832A1 |
This method for cleaning a membrane filtration system in which a plurality of modules, each including a primary-side region and a secondary-side region that are separated by a filter membrane, are connected in parallel in the primary-sid...
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WO/2021/066405A1 |
The present specification provides a feed side spacer and a separation membrane element comprising same.
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WO/2021/065422A1 |
Provided is a membrane filtration apparatus capable of detecting malfunctions of a valve provided in a gas line. This membrane filtration apparatus, which comprises a vessel 1, a hollow fiber membrane 2 disposed inside the vessel 1, pipe...
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WO/2021/067058A1 |
Disclosed herein are membranes having a first surface, a second surface opposing the first surface, a skin at the first surface having visible pores when viewed at a magnification of 10,000 and a pore size gradient, wherein pore size inc...
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WO/2021/061007A1 |
The invention concerns self-contained recirculating systems for purification and/or desalination of a liquid, preferably water, for a household and/or drinking water supply and is intended for use domestically, in country homes and on al...
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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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