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WO/2019/178281A1 |
The present invention provides modular devices and systems for infusing gas into a liquid and methods of manufacture and use thereof. In accordance with an embodiment, a modular device for infusing gas into a liquid is provided. The modu...
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WO/2019/178235A1 |
The disclosure relates to water treatment systems that may be used to remove impurities from water, particularly systems that inserted at the point of entry of a water supply into a building.
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WO/2019/176825A1 |
This method for evaluating a contamination state of a separation membrane is for evaluating a contamination state of a separation membrane contaminated by use in a water treatment system, and is for performing evaluation by use in combin...
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WO/2019/178265A1 |
A gas-permeable well for use with a bioreactor may include a reinforced gas-permeable membrane. The gas-permeable membrane may include an integrated reinforcing structure such as a stainless steel mesh or perforated screen, and may inclu...
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WO/2019/171832A1 |
In the present invention, at a frequency of at least once every three days, pressure-release water passing is carried out by increasing the degree-of-opening of a backpressure valve of a reverse osmosis membrane, and allowing supplied wa...
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WO/2019/170958A1 |
The invention relates to a method for cleaning a filter element made of a porous material. The method comprises directing ultrasound to the filter element, and directing after a predefined time from starting of the ultrasound an impulse ...
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WO/2019/171956A1 |
This method for cleaning a membrane separation apparatus provided with a membrane module, the inside of which is partitioned into a raw water chamber and a permeated-water chamber by a separation membrane, comprises a cleaning step for b...
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WO/2019/167099A1 |
Provided are an aeration amount control system and a water treatment method with which it is possible to reduce operation costs of the aeration amount control system. An aeration amount control system 100 for aerating, on the basis of a ...
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WO/2019/168841A1 |
A spiral wound membrane element suitable for use in sanitary applications has a bypass control ring fit onto a membrane element, for example at the downstream end. The membrane element may have a porous outer wrap upstream of the bypass ...
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WO/2019/168247A1 |
The present invention relates to a hollow fiber membrane, which can comprise: a body part for filtering raw water; a hollow part extended in the lengthwise direction of the body part inside the body part, and formed to be hollow; and a p...
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WO/2019/164913A1 |
Systems and related methods for purging air burst supply piping of accumulated water prior to delivering pulses of pressurized air to an interior of a screen intake through the air burst supply piping. The systems and methods can include...
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WO/2019/163254A1 |
The purpose of the invention is to intermittently and effectively generate, in a liquid phase, large air bubbles. An air bubble generation device 1 intermittently generates, in a liquid phase, large air bubbles a2. The air bubble generat...
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WO/2019/165389A1 |
An apparatus and a method for removing constituents from an influent. The apparatus includes a biological processor that receives a water mixture as influent and outputs a liquor, a solid-liquid separator that receives the liquor and sep...
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WO/2019/160948A1 |
Methods of cleaning and sanitizing membrane modules within a membrane system are provided. A cleaning solution is circulated through the membrane system for about (2) to about (30) minutes. The cleaning solution includes organic acid and...
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WO/2019/159208A1 |
The invention discloses filtration equipment and a self-cleaning microfiltration system for lubricating-cooling fluids envisaged to be installed downstream so as to receive liquid to be filtered via a pump in order to send the said filte...
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WO/2019/161367A1 |
The present disclosure provides a reverse osmosis filter elements for separating components of a fluid mixture. The filter elements comprise self-supporting membrane vanes comprising porous supporting strips and at least one reverse osmo...
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WO/2019/149709A1 |
The present invention relates to a module (1) for filtering water, filtering and washing methods therefor and a system comprising the module (1). The module (1) comprises an enclosure (10) sealed by a lid and at least one filter element ...
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WO/2019/147007A1 |
A method for designing a carbon dioxide capture process, according to the present invention, comprises: a target setting step of setting a target purity and a target capture ratio; a calculation step of calculating the number of stages, ...
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WO/2019/147856A1 |
Systems and methods for preventing or reducing biofouling of wetted permeate and air diffuser surfaces are described. In various examples, permeate modules may be used in food processing, desalination, water and wastewater treatment filt...
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WO/2019/143165A1 |
The present invention relates to a ceramic filter membrane module. It is possible to filter a fluid to be filtered, such as raw water, with higher efficiency through a plurality of ceramic filters accommodated in a housing. In addition, ...
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WO/2019/142945A1 |
This method, for regenerating a member used in a device that treats seawater 3, involves a cleaning step for removing deposits from the member. In the cleaning step, a first chemical solution 1 containing an acid other than hydroxydicarb...
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WO/2019/142402A1 |
This filtration device comprises a water tank for storing a liquid to be treated, a plurality of hollow fiber membranes which are parallelly aligned and vertically drawn, a membrane module disposed in the water tank, and a heater dispose...
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WO/2019/141498A1 |
A module includes flat ceramic segments, a potting material and a housing. The module exhibits relatively low pressure decay. A method for preparing such a module is provided.
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WO/2019/141485A1 |
The invention relates to an apparatus (10) for producing vibrations, comprising a base (11) on which a carrier device (12) is held by means of a flexible connection and can vibrate in relation to the base (11), the carrier device (12) be...
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WO/2019/143951A1 |
The disclosure pertains to sanitizing the permeate flow path of a reverse osmosis system. A method of sanitizing a filtration system is disclosed that can include injecting a biocide into a permeate compartment of an operating reverse os...
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WO/2019/138880A1 |
The present invention aims to provide a method and a chemical agent whereby a reverse osmosis membrane can be stabilized and operated over the long term, even for treatment water that contains organic matter. In this reverse osmosis memb...
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WO/2019/138198A1 |
The invention concerns a water filtration module (20) comprising a plurality of filtration elements (10) each formed from a bundle (101) of hollow fibres. In each element (10), the end portions of the fibres are included in coating block...
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WO/2019/140043A1 |
A water treatment system is disclosed. The water treatment system comprises a filter system, a filtered water tank in fluid communication with the filter system, and a water filtration cleaning system disposed between the filter system a...
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WO/2019/134035A1 |
Methods and apparatuses for adding gas bubbles to a tank containing liquid at locations that allow the bubbles to rise to the top of the tank are disclosed. One embodiment comprises a membrane filtration system connected to a gas source ...
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WO/2019/132742A1 |
The invention relates to a system and method for water treatment. The system includes a flotator (1) chamber, a set of filtration membranes (2), a water source (3) for filtration, a micro-nano-bubbles (4) generator, a pump (5) for washin...
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WO/2019/132051A1 |
The present invention relates to a method for restoring a damaged water treatment separation membrane by using silica microparticles having a surface functionalized with polyethyleneimine. A method for restoring a damaged water treatment...
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WO/2019/131173A1 |
The purpose of the present invention is to improve a recovery rate of an object to be separated. This distillation recovery system (1) of the present invention for separating and recovering an object (50) to be separated in a fluid (51) ...
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WO/2019/120923A1 |
The present invention provides a membrane filtration module comprising a housing in which the filtration membrane is disposed in a fixed positional relationship by a potting or bonding material obtained by the curing of a two component (...
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WO/2019/126134A1 |
The invention is directed to preparation of hollow fiber membrane devices that exhibit improved durability and mechanical strength in air separation operations such as generation of nitrogen enriched air on board aircraft. In particular ...
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WO/2019/126489A1 |
Described herein are protective coatings for reverse osmosis membranes comprising coating mixtures of graphene oxide crosslinked with copolymers. The crosslinked GO copolymer mixture coatings provide protection from chlorine-based defoul...
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WO/2019/115274A1 |
The present invention relates to a method for removing metal ions from an aqueous system comprising a step of filtering the aqueous system through a loaded membrane which contains a carrier membrane based on a polyarylene ethersulfone wh...
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WO/2019/116938A1 |
Provided is a method for cleaning a filtering membrane provided in a membrane filtration device that is immersed in a liquid to be treated and performs solid-liquid separation on the liquid to be treated, wherein: when a transmembrane pr...
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WO/2019/114825A1 |
A water treatment device and method for a directional self-repairing flat-plate ceramic membrane assembly, comprising: arranging nanocatalytic type titanium dioxide asymmetric separation membranes on the surfaces of flat-plate membranes ...
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WO/2019/116073A1 |
A method and system for cleaning a semi-permeable membrane (3) in a pressure vessel (2) of a desalination plant, said membrane having a feed side (FS) and an opposite permeate side (PS) and extending between a front end and a rear end of...
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WO/2019/116850A1 |
A management device 20 for a water treatment facility using a membrane separation device is provided with: a water treatment facility information receiving unit 21 for receiving operating information and cleaning solution stock informati...
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WO/2019/111475A1 |
An ion exchange membrane having at least one group selected from a tertiary amino group, a secondary amino group and a primary amino group as a functional group. A deionization device in which the ion exchange membrane is used. A method ...
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WO/2019/112336A1 |
A water treatment apparatus using a flexible flat membrane module is disclosed. The present invention comprises: a plurality of flat membrane modules installed on the upper surface of a water tank while being in a sealed state; diffusers...
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WO/2019/112340A1 |
Disclosed is a nondegradable sewage/wastewater preprocessing system. The present invention provides a nondegradable sewage/wastewater preprocessing system comprising: a solid/liquid separator for processing remnants, sediments, or floati...
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WO/2019/107498A1 |
[Problem] To provide a filter device capable of stably filtering, at a fixed flow rate, a liquid to be treated. [Solution] This filter device comprises: one or a connected plurality of first units, each comprising a first separation memb...
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WO/2019/102711A1 |
Provided is a filter configured to reduce the time until filtered water, obtained by sufficiently removing virus, is obtained after the start of filtration. A vertical filter 20 has a filtration membrane 20a and a holding container 20b w...
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WO/2019/101541A1 |
A disposable device (10) for filtering a large medium volume comprises a multiplicity of disposable filter units (12), of which at least some, preferably all, are connected to one another by rigid lines. The filter units (12) comprise at...
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WO/2019/103479A1 |
A water treatment apparatus according to the present invention comprises: a module assembly in which a plurality of unit membrane modules are radially arranged; a plurality of air diffusing tubes formed at the lower end of the module ass...
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WO/2019/098813A2 |
A water treatment apparatus of the present invention comprises: frames each having a hole through which both ends of a guide bar can be fastened; guide bars inserted into the holes and guiding the coupling of a hollow fiber membrane modu...
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WO/2019/097767A1 |
This method for water treatment comprises: a recovery step for recovering washing water that has been used for washing a device and that contains flushed-out substances; a membrane filtration step for cleaning the washing water recovered...
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WO/2019/093134A1 |
Disclosed is a gas separation device that is provided with: a separation membrane module wherein at least one gas separation membrane element is provided in a housing; a case for blocking external air; and a heat source unit for adjustin...
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