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Matches 1 - 50 out of 12,224

Document Document Title
WO/2018/069495A1
The present invention relates to a stirring device and a centrifuge method for concentrating macromolecules from a solution.  
WO/2018/070548A1
The purpose of the present invention is to solve a problem in which a washing function is degraded by the washing of a tubular-type filter membrane. When a liquid to be filtered is filtered by being pressure-fed into a UF membrane tube 1...  
WO/2018/071090A1
A conventional media filter such as a gravity sand filter is converted into a membrane filter. The media is removed and replaced by immersed membrane modules. Transmembrane pressure is created by a static head pressure differential, with...  
WO/2018/066631A1
[Problem] To provide a method for regenerating a composite membrane module, which has been decreased in the performance, by means of chemical cleaning with use of sodium hypochlorite, an acid, an alkali and the like. [Solution] A method ...  
WO/2018/067269A1
Described herein is a crosslinked graphene material based element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be the article to b...  
WO/2018/065979A1
A connector for connecting a dialyzer to a hole in a side wall of a water pipe, the connector including a connector body including a cavity crossing the connector body from a first end of the connector body to a second end, for enabling ...  
WO/2018/062706A1
Disclosed are a header, a hollow fiber membrane module including the same, and a filtration device including the same, the header being capable of increasing the degree of integration of a hollow fiber membrane without deteriorating long...  
WO/2018/060510A2
A hollow fibre membrane having a coiled, a hemihelix, a helical or an undulated native form, in which the membrane can be stretched by up to 4-times its original length with no plastic deformation, and wherein the native form of the memb...  
WO/2018/062712A1
The present invention relates to a reverse osmosis filter module comprising an improved feed spacer and, more particularly, to a reverse osmosis filter module comprising an improved feed spacer formed by repeatedly positioning spiral fil...  
WO/2018/061958A1
Provided is a printing plate development method that minimizes the clogging of a filter in development waste fluid processing, allows prolonged operation, reduces the volume of disposed development waste fluid by allowing the reuse of th...  
WO/2018/055130A1
The invention relates to a flow plate (22, 32, 39a-39f) for a humidifier, and to such a humidifier having a plurality of flow plates (22, 32, 39a-39f) and water exchange membranes (15). Humidifiers of this kind are used in electrochemica...  
WO/2018/055132A1
The invention relates to a flow plate (22; 47; 52) for a humidifier (1), having flow fields (28, 29) on both mutually opposite flat sides (21, 27) of the flow plate (22; 47; 52). Humidifiers of this kind are used in particular for humidi...  
WO/2018/055129A1
Humidifier (1) having a multiplicity of metallic flow plates (25, 38) and a multiplicity of water transfer membranes (41), in particular for humidifying process gas for an electrochemical system or for HVAC applications. Humidifiers havi...  
WO/2018/053059A1
A water processing system and associated methods are disclosed. The water processing system includes a microfiltration unit, an ultrafiltration unit, and an electrochemical unit. The microfiltration unit includes an oil-tolerant microfil...  
WO/2018/051630A1
A membrane-separation activated sludge treatment system according to one embodiment of the present invention includes: a biological treatment tank that has an inlet and an outlet for organic matter-containing drainage and biologically tr...  
WO/2018/053304A1
A water desalination system includes a first set of ultrafiltration membranes, a second set of ultrafiltration membranes, a first backwashing system configured to treat at least one of the first set of ultrafiltration membranes or the se...  
WO/2018/047156A1
A method of treatment of liquid in a liquid treatment system comprising: at least one liquid treatment module including at least one membrane and having a feed liquid inlet at a feed side of said at least one membrane, a permeate outlet ...  
WO/2018/049160A1
Described herein is a graphene material and polymer-based anti-microbial element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be t...  
WO/2018/049160A8
Described herein is a graphene material and polymer-based anti-microbial element that provides anti-microbial capabilities. Described is an element that can also comprise a support. Also described is an element where the support can be t...  
WO/2018/041731A3
Multilayer single-bore hollow fibre membranes M or multilayer multi-bore hollow fibre membranes M for ultrafiltration applications are disclosed, comprising at least one hollow fibre membrane substrate S comprising a polymer bulk materia...  
WO/2018/043154A1
The present invention is a method for operating a membrane separation device that is able to handle a sudden, unexpected rise in differential pressure, while still also increasing designed flux and reducing operating costs, the method co...  
WO/2018/041731A2
Multilayer single-bore hollow fibre membranes M or multilayer multi-bore hollow fibre membranes M for ultrafiltration applications are disclosed, comprising at least one hollow fibre membrane substrate S comprising a polymer bulk materia...  
WO/2018/040223A1
Provided is a simple and convenient method for improving efficiency of closed nickel-zinc electrolytic-plating rinse-water online recycling membrane system; said method is: adding a phosphine sodium polycarboxylate and sodium polyepoxysu...  
WO/2018/037582A1
Provided is a water processing method using a reverse-osmosis membrane, the method suppressing slime contamination even on a secondary side of the reverse-osmosis membrane, and suppressing oxidative deterioration of the reverse-osmosis m...  
WO/2018/038330A1
The present invention relates to a non-discharging recirculating flush-type toilet system. The non-discharging recirculating flush-type toilet system is characterized by comprising: a water storage tank (10), which stores sewage supplied...  
WO/2018/030725A1
Provided are a plate-type filter module for water treatment and a filter assembly for water treatment comprising the same. The plate-type filter module for water treatment according to one embodiment of the present invention comprises: a...  
WO/2018/026020A1
The present invention provides: a water production system in which water to be treated is filtered with a separation membrane module to obtain treated water, wherein a clogging location is specified by calculating a pressure difference b...  
WO/2018/017455A1
Spacers for filtration membranes that are formed from perforated films. The spacer include unperforated regions, which can serve as integrated lamination strips, advantageously omitting the need for separate lamination steps required wit...  
WO/2018/015223A1
A method of operating a filtration unit comprising a filtration vessel containing at least one dead-end filtration element, the or each filtration element comprised of a plurality of hollow fibre microfiltration or ultrafiltration membra...  
WO/2018/012178A1
The aeration unit of an embodiment of the present invention for supplying a cleaning gas for an immersed filtration device is provided with: a straight tubular aeration header, which has a gas introduction port through which the cleaning...  
WO/2018/002685A1
The present invention concerns a method for cleaning a filtration system under operation, said filtration system comprising: a hydraulic circuit Cp recycling the permeate stream to the feed side of said membrane and/or a hydraulic circui...  
WO/2017/222062A1
The present invention relates to a composite porous hollow fiber membrane that comprises at least a first and a second layer that contain a fluorine resin polymer. The first layer has a columnar structure that is oriented in the long dir...  
WO/2017/219053A1
The present invention relates to a membrane arrangement for permeative separation of a gas from gas mixtures, comprising: a porous, gas-permeable, metallic support substrate (2); a membrane (8) formed on the support substrate (2) and sel...  
WO/2017/222063A1
The present invention relates to a composite porous hollow fiber membrane that has at least a first and a second layer that contain a fluorine resin polymer. One part of the molecular chain of the fluorine resin polymer is oriented in th...  
WO/2017/221984A1
Provided is a computer-readable recording medium having recorded therein a fault determination program for fresh water generation systems, the program causing a computer, for determining a fault taking place in a fresh water generation s...  
WO/2017/213422A1
The present invention relates to a carbon dioxide purging apparatus for reducing filtration membrane scale and, more particularly, to a carbon dioxide purging apparatus for reducing filtration membrane scale which mixes carbon dioxide wi...  
WO/2017/209353A1
The present invention relates to a water treatment apparatus, which can be applied to the field of treating, by using a membrane bioreactor (MBR), heavy water, discharged after service water is used, such as sewage, wastewater, industria...  
WO/2017/206716A1
Disclosed is a water purifier, comprising: a reverse osmosis membrane apparatus (1) having a raw water nozzle (13), a pure water nozzle (11) and a waste water nozzle (12); and a water storage apparatus (2), with a first chamber (21) havi...  
WO/2017/204054A1
The purpose of the present invention is to provide a reverse osmosis membrane apparatus and a method for operating a reverse osmosis membrane apparatus in which washing of the reverse osmosis membranes is efficiently performed and it is ...  
WO/2017/199247A1
Disclosed herein methods for combating biofouling in a liquid, e.g. an aqueous medium by providing a surface coated with at least one laser-induced graphene (LIG) layer in said liquid medium. Particularly disclosed herein method and devi...  
WO/2017/195609A1
Provided are a wastewater treatment method, a wastewater treatment device, and an active agent for treating wastewater with which it is possible to inhibit clogging of a separation membrane in an MBR process, enhance the lifespan of the ...  
WO/2017/194999A1
The vibration system comprising: a filter plate (10) made of a ceramic porous material, said filter plate (10) comprising two sides an upper side and a lower side; and one or more vibration actuators (11) physically coupled to said filte...  
WO/2017/194194A1
The invention relates to the end-side sealing of a membrane tube section for a membrane element, in particular a filter membrane element. According to the invention, an end region of the membrane tube section which is to be sealed is hea...  
WO/2017/196384A1
Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, a dead-end filtration system and method includes at least one tank and a plurality hollow fibe...  
WO/2017/187878A1
In a waste water treatment method using membrane separation-activated sludge, when, during filtration while supplying air using an immersion-type membrane separation unit loaded with multiple flexible membranes, the filtration differenti...  
WO/2017/186346A1
The invention relates to a method for determining the logarithmic reduction value LRV of a size exclusion filter for a particle that is contained in a process solution and is to be filtered out, wherein the size exclusion filter is prote...  
WO/2017/175334A1
A water treatment system (100) is provided with: a pretreatment device (1) which generates primary treated water by performing a pretreatment on water to be treated; a membrane separation device (2) having a reverse osmosis membrane thro...  
WO/2017/175333A1
Provided is a method for evaluating performance of a water treatment device provided with a plurality of main vessels that are arranged in parallel to each other and that each have a reverse osmosis film for separating to-be-treated wate...  
WO/2017/175115A1
Various examples are related to smart membranes for monitoring membrane based process such as, e.g., membrane distillation processes. In one example, a membrane, includes a porous surface and a plurality of sensors (e.g., temperature, fl...  
WO/2017/175657A1
The present invention pertains to a water treatment method in which raw water or water obtained by pretreating the raw water is supplied as supply water under pressure to a semi-permeable membrane module by a boost pump and the supply wa...  

Matches 1 - 50 out of 12,224