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WO/2017/048796A1 |
A method of producing treated ion exchange resin material includes exposing an enclosed vessel containing ion exchange resin and a pre-treatment solution to high energy radiation. The treated ion exchange resin material has reduced organ...
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WO/2017/044822A1 |
A system and process to protect chlorine-susceptible water treatment membranes from chlorine damage without the use of chemical scavengers employs a catalytic deoxygenation system located upstream of the chlorine-susceptible membranes. T...
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WO/2017/039387A1 |
A flat filter for water treatment is provided. The flat filter for water treatment according to one embodiment of the present invention comprises: filtration members formed in the shape of a plate having a predetermined area; support fra...
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WO/2017/039859A1 |
The invention concerns a subsea water processing system comprising an electrochemical unit that uses raw or treated seawater to generate high pH and low pH solutions that are used to clean at least one subsea process apparatus during a c...
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WO/2017/033478A1 |
In this water treatment method, a cycle is repeatedly performed including a filtration process for filtering water to be treated through a separation membrane from the primary side toward the secondary side thereof, and a backwashing pro...
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WO/2017/031032A1 |
A system is provided for recovering catalytic precious metals from aqueous galvanic processing solutions. The system comprises at least one holding tank, and at least one filtration unit, wherein the holding tank holds the galvanic proce...
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WO/2017/026348A1 |
Provided are: a porous metal film on which an assessment can be performed as to whether at least one of sterilization and cleaning has been concluded; a sterilization assessment method for assessing whether sterilization of the porous me...
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WO/2017/027626A2 |
A ceramic membrane module system for treating liquid water includes a housing having an inner feed radius Rhsg and a membrane module including at least one membrane disposed within the housing. The at least one membrane has an end seal f...
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WO/2017/017777A1 |
Provided is a hollow fiber membrane module that can eliminate suspended matter adhering to hollow fiber membranes. Raw water flows through an inflow opening 1e, an inflow chamber 5, holes 4a, a treatment chamber 6, linking pipes 10, a di...
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WO/2017/017993A1 |
Provided is a reverse osmosis membrane cleaning agent which effectively removes contaminants that cannot be sufficiently removed by conventional cleaning agents when a reverse osmosis (RO) membrane used to treat water, particularly an ar...
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WO/2017/017995A1 |
This reverse osmosis (RO) membrane cleaning agent, which effectively removes contaminants that cannot be sufficiently removed by conventional cleaning agents, when a RO membrane used to treat water, particularly an aromatic polyamide-bas...
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WO/2017/017994A1 |
This reverse osmosis (RO) membrane cleaning agent, which effectively removes contaminants that cannot be sufficiently removed by conventional cleaning agents when an RO membrane used to treat water, in particular an aromatic polyamide-ba...
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WO/2017/016913A1 |
The present invention relates to novel cartridges and modules for the separation of fluid mixtures, in particular for gas separation, to a process for their preparation and to a method for their application.
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WO/2017/015291A1 |
Methods of conditioning a membrane utilized for water purification are provided. The methods monitor membrane performance during water purification or membrane conditioning via fluorometric measurement. The monitoring allows for the dete...
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WO/2017/014298A1 |
[Problem] To provide a method for regenerating a membrane cartridge for MBRs, whereby it becomes possible to recover or further improve the lost separation performance of the membrane cartridge for MBRs while keeping the cartridge struct...
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WO/2017/012866A1 |
Membrane sheet (10), comprising a support layer (11) having opposed surfaces (112, 113) and comprising through holes (111) extending between the opposed surfaces, and a plurality of membrane patches (12) made of a semi-permeable membrane...
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WO/2017/013200A1 |
The invention relates to a filtration apparatus (10) for filtering fluids, comprising a top compartment (12) containing a permeate collecting chamber (34), a bottom compartment (16) containing a retentate collecting chamber (46) and a fi...
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WO/2017/011068A1 |
An aeration device configured to be fitted to a membrane filtration module having membranes mounted therein. The aeration device comprises a sleeve configured to at least partially surround the membrane filtration module. The sleeve has ...
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WO/2017/009792A1 |
A membrane system including an anti-fouling layer and a method of applying an anti-fouling layer to a membrane surface are provided. In an embodiment, the surface is a microfiltration (MF) or an ultrafiltration (UF) membrane surface. The...
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WO/2017/009966A1 |
Provided are a hollow fiber membrane module capable of efficiently removing suspended matter located around the upper end fixing part of a hollow fiber, and a cleaning method thereof. The hollow fiber membrane module has: a raw water inl...
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WO/2017/006325A1 |
This invention is directed to filtration system, filtration apparatus and methods of use thereof, wherein the filtration system comprises a solid support, perylene diimide based membrane layer and a polymer, specifically a Nafion polymer...
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WO/2017/006824A1 |
The objective of the present invention, in addition to avoiding a problem of discharging phosphorous included in RO membrane concentrated water, is to improve and stabilize water recovery rate when performing RO membrane treatment and wa...
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WO/2017/007298A1 |
A water filter with an automatic backwash that utilizes an artificially created back pressure to reduce the overall height of the water filter, and a water filter with a typical overall height of less than 3.5 meters for membrane filters...
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WO/2017/006988A1 |
A wastewater treatment control unit of an embodiment has a target value acquisition unit, a predicted value acquisition unit, and an air volume control unit. On the basis of an initial value for at least one of trans membrane pressure an...
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WO/2017/001260A1 |
The present invention relates to a device (1) for cleaning and/or conditioning a capillary membrane (2). It is essential to the invention that at least two cells (3, 4) are provided which are tube-shaped and connected in series, and thro...
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WO/2016/205221A1 |
Provided is an extracorporeal filtration and detoxification system and method generally including separating ultrafiltrate from cellular components of blood, treating the ultrafiltrate independently of the cellular components in a recirc...
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WO/2016/205726A1 |
A method for removing silica includes treating feedwater with Mg at a high pH, inputting treated feedwater to an optional reactor, pumping the feedwater to a ceramic membrane in a first direction, removing precipitated solids with the ce...
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WO/2016/205727A1 |
A method includes supplying feed water in a forward direction into a ceramic membrane treatment system at a first rate, the ceramic membrane treatment system including at least one ceramic membrane (120), and determining production cycle...
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WO/2016/199440A1 |
The purpose of the present invention is to provide a filtration device capable of improving the cleaning efficiency of multiple hollow-fiber membranes while further improving device compactness, by arranging a plurality of filtration mod...
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WO/2016/194443A1 |
The purpose of the present invention is, in the treatment of an RO membrane by adding an oxidative chemical substance to water containing an oxidizing agent, to prevent the membrane deterioration of the RO membrane, which can be caused b...
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WO/2016/193100A1 |
The invention relates to a method for producing a concentrated product solution via a tangential flow filtration, in which the following steps are carried out: a) providing a filtration device with a filtration module, in which a retenta...
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WO/2016/194892A1 |
Provided is a water purification device of such a type as to remove free chlorine in the manner of an "activated-carbon-type and hollow-fiber-film-type" water purification device, wherein it is possible to prevent bacterial proliferation...
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WO/2016/189438A1 |
The method for purifying liquids purifies a saline liquid, e.g., salt water, using a plurality of first phase reverse osmosis (RO) units and at least one final phase reverse osmosis unit. The plurality of first phase reverse osmosis unit...
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WO/2016/185789A1 |
Provided is a cleaner having the effect of minimizing the decline in the blocking rate of an RO membrane due to cleaning, the cleaner including a basic or hydrophobic amino acid, a peptide including these amino acids as constituent amino...
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WO/2016/181000A1 |
The invention relates to a device for detecting the fouling of membranes in reverse osmosis processes, characterised in that it comprises a sensor (1). Said sensor (1), in turn, comprises a head (9), a body (8) that comprises a reference...
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WO/2016/181803A1 |
The filtration device of one embodiment of the present invention comprises: one or more filtration modules each having a plurality of hollow fiber membranes extending in one direction, the one or more filtration modules each also having ...
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WO/2016/181942A1 |
An on-board fresh water generating device is provided with: a moving body; a raw water supply pipe for sending raw water into the moving body; a clarification device for obtaining clarified water and waste water with concentrated suspend...
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WO/2016/180628A1 |
Disclosed is a method for chemical cleaning of a membrane filter (1) which is immersed in a tank (2) with a fluid (3) to be filtered, and which comprises a housing (4) in which membranes (5) are located and which has upper and lower open...
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WO/2016/179863A1 |
Provided are a filter device and a washing method therefor. The filter device comprises a membrane shell (1); an isolation member (2) having an ion transmittance and isolating the membrane shell (1) into a first chamber (11) and a second...
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WO/2016/178366A1 |
The membrane separation active sludge treatment method according to one embodiment of the present invention comprises a step for biologically treating waste water, and a step for performing membrane separation after the biological treatm...
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WO/2016/178378A1 |
This method according to the present invention is for operating a filtration device provided with one or more filtration modules having a plurality of hollow fiber membranes aligned in one direction and a pair of holding members for fixi...
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WO/2016/175153A1 |
The purpose of the present invention is to provide a fresh water manufacturing method that achieves both stable energy savings and maintains the quality of the produced water by efficiently combining a step of improving the blocking perf...
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WO/2016/175466A1 |
A water treatment apparatus according to one embodiment of the present invention comprises: a housing of which the upper part and the lower part are open; a plurality of multi-channel flat membrane modules disposed inside the housing, an...
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WO/2016/175355A1 |
The present invention relates to a membrane module for water treatment and a driving device for the same. The membrane module comprises a membrane cartridge which includes: a plurality of flat film type ceramic membranes which are arrang...
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WO/2016/171105A1 |
A reverse osmosis membrane cleaning apparatus (10) which is provided with: a membrane module (1) that comprises a reverse osmosis membrane; a cleaning water tank (11) that retains cleaning water; a heating unit (13) that heats the cleani...
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WO/2016/171011A1 |
The filtration device of one embodiment of the present invention comprises: one or more filtration modules having a plurality of vertically extending hollow fiber membranes and also having a pair of holding members for affixing the upper...
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WO/2016/171030A1 |
The purpose of the present invention is, in a filtration unit 1 provided with captured substance removing implement 20 rotatably supported inside a cylindrical filter element 2, to efficiently rotate the captured substance removing imple...
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WO/2016/171628A1 |
A method for assessing a state of fouling of a reverse osmosis system is provided. The method comprises deriving a plurality of impedance values from a low frequency region of an electrical impedance spectrum of a reverse osmosis membran...
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WO/2016/171629A1 |
A method for monitoring occurrence of biofouling at a reverse osmosis membrane is provided. The method comprises deriving a plurality of conductance values from a low frequency region of an electrical impedance spectrum of the reverse os...
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WO/2016/166084A1 |
Process for reducing the fouling of a surface O, wherein an aqueous solution S of at least one polymer P comprising styrene and at least one ester E of (meth)acrylic acid and polyethylene oxide in a molar ratio of 0.05:1 to 50:1 is appli...
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