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WO/2021/257646A1 |
Methods of recovering precious metals from unconventional feed water sources. In approaches, the methods use a combination of one or more of ultrafiltration, nanofiltration, and/or reverse osmosis membranes. The unconventional feed water...
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WO/2021/254733A1 |
The invention relates preferably to a fluid-filter device (10) having an axially extending hollow-fibre module (12), which is arranged in a likewise axially extending filter housing (14). A respective sealing device (38) can be arranged ...
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WO/2021/254944A1 |
The present invention concerns a process and an apparatus for purifying a phosphate containing acidic solution comprising impurities through a nanofiltration station comprising a number of nanofiltration membrane units, each comprising a...
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WO/2021/256732A1 |
In a method for recovering an active metal of a lithium secondary battery, a sulfuric acid solution is added to a lithium metal composite oxide so as to prepare a sulfated active material solution. A transition metal is extracted from th...
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WO/2021/256637A1 |
An apparatus and method for extracting antioxidative materials are disclosed. Provided according to an embodiment of the present invention is an apparatus for extracting an antioxidative material, the apparatus comprising a thermal hydro...
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WO/2021/249326A1 |
A controllable liquid transport material, a controllable liquid transport system, and a method for preparing a controllable liquid transport material. A first region of the controllable liquid transport material is treated to be hydropho...
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WO/2021/248900A1 |
Disclosed are a high-flux modified titanium oxide composite ultrafiltration membrane and application thereof; in the present invention, cysteic acid is selected to modify the surface of a membrane layer; the carboxyl group on the cysteic...
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WO/2021/252782A1 |
The present disclosure provides improved systems and methods for purifying and/or concentrating lentiviral compositions.
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WO/2021/252965A1 |
Disclosed are systems and processes for the removal and conversion of pollutants in water. A system includes a set of electrodes with at least one electrode having an integrated catalyst material. The system is operatable in a first, ele...
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WO/2021/249581A1 |
Method of the transfer factor medicine preparation; transfer factor medicine; biological activity testing methodology; pharmaceutical form and its use where the Method of the medicine preparation from the peripheral blood leukocytes is b...
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WO/2021/252622A1 |
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...
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WO/2021/248899A1 |
A graphene oxide-modified polydopamine composite nanofiltration membrane and a preparation method therefor are disclosed. The invention comprises a polyethersulfone support and an organic functional layer disposed thereon. The organic fu...
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WO/2021/250192A1 |
The present invention relates to a method for separating biomass from a solution comprising bi-omass and at least one aroma compound. comprising providing the solution comprising bio-mass and aroma compounds. lowering the pH value of the...
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WO/2021/248221A1 |
A process for recovery of lithium ions from a lithium-bearing brine includes contacting the lithium-bearing brine with a lithium ion sieve (where that LIS includes an oxide of titanium or niobium) in a first stirred reactor to form a lit...
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WO/2021/250977A1 |
Provided is a pure water production method for producing pure water by decarboxylating to-be-treated water under acidic conditions and then deionizing the result by using a reverse osmosis membrane separation device, the pH of inflow wat...
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WO/2021/248897A1 |
A preparation method for a zirconia ceramic ultrafiltration membrane. In the method, a sol-gel process is organically combined with hydrothermal processing of a microemulsion medium. A sol formed by means of the sol-gel process serves as...
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WO/2021/245437A1 |
The invention discloses a desalination arrangement for desalinating sea-water, which includes reverse osmosis means including offshore modular reverse osmosis filtration units; a pre-treatment and high-pressure sea water pumping means lo...
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WO/2021/245143A1 |
The present invention relates to a method for desalinating a suspension, - in which method the suspension is conducted into a distillation unit (4) which is subdivided into a heating portion (6) and a distillation portion (7), the heatin...
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WO/2021/247164A1 |
A system for filtering an oil product from a fluid mixture is provided. The system includes a a plurality of filter units. A pump pressurizes a flow of fluid from a reservoir. A first valve unit selectively fluidly couples the pressurize...
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WO/2021/246629A1 |
The present invention relates to an organic solvent-soluble copolymer polyester, a composition that is for forming an ultrafiltration membrane and comprises same, and a high water permeability reverse osmosis membrane prepared therefrom....
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WO/2021/246357A1 |
This hand washing device comprises: a housing; a washing tank provided to a part of the housing; a water faucet which can dispose a water discharge port for discharging cleaning water, above the washing tank or above the outside of the h...
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WO/2021/246161A1 |
The water treatment apparatus of the present invention comprises a flocculation part into which water to be treated is introduced, at least two flocculant adding devices installed so that different flocculants can be added to the floccul...
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WO/2021/245248A1 |
A method for reducing a contaminating DNA content of a preparation containing AAV capsids and contaminating DNA, comprising the steps of a) Performing an extraction of DNA with a solid phase bearing positive charges at its surface said s...
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WO/2021/243458A1 |
Apparatus and processes for controlling a reverse osmosis system for water desalination to reduce energy consumption. The system has a controller configured to receive information from the sensor array and determine a fouling parameter f...
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WO/2021/245271A1 |
A spiral wound membrane element comprising a permeate collector to which are mounted a plurality of membrane envelopes; wherein the membrane envelopes comprise a membrane and a permeate carrier; wherein the permeate carrier is in fluid c...
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WO/2021/246025A1 |
A method for treating wastewater containing silicon according to the present invention includes adding a flocculant to wastewater containing silicon and performing flocculation treatment, using a separation membrane to subject the wastew...
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WO/2021/239847A1 |
The present invention refers to a filtering device for filtering a fluid containing dissolved solutions and optionally colloidal substances, including solvents and solutes, comprising a first filter unit (12) serving to remove substances...
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WO/2021/241742A1 |
The present invention relates to a method for separating and recovering a cobalt salt and a nickel salt, the method including a separation step for separating a cobalt salt and a nickel salt from a rare metal-containing aqueous solution ...
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WO/2021/242061A1 |
An electroosmotic pump according to one embodiment of the present invention comprises: a membrane allowing the movement of a fluid; and first and second electrodes respectively provided on both sides of the membrane, wherein the first an...
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WO/2021/240967A1 |
This reverse osmosis membrane processing method comprises adjusting processing-target water to a pH range of 4 to 8 and passing the water through a reverse osmosis membrane device. The reverse osmosis membrane processing method is charac...
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WO/2021/239837A1 |
The present invention refers to a process for the treatment of a fluid for the purpose of purification, comprising the steps of: --providing a gaseous or liquid or combined gaseous and liquid educt fluid stream containing at least one of...
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WO/2021/241514A1 |
The present invention provides a porous film having a relief structure provided with protrusions and recesses on at least one surface. In a plane located at a height of 50 nm from a reference surface of the surface, the average number de...
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WO/2021/235168A1 |
Provided is a tubular separation membrane suitable for treating oil-containing wastewater. The tubular separation membrane comprises cellulose acetate, has a membrane thickness of 0.05-0.4 mm, and satisfies the relationships given in the...
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WO/2021/234695A1 |
Methods and systems are provided for wastewater treatment that yields continuous zero liquid discharge (ZLD). These include pre-treating provided wastewater from any contaminated water source to remove heavy metals, ultra-filtering the p...
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WO/2021/235554A1 |
The present invention relates to a separation apparatus or system using a separation membrane, said separation apparatus or system serving as a means for separating ions of impurities other than hypochlorous acid from an aqueous solution...
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WO/2021/235107A1 |
Provided are a boron removal device and a boron removal method for reducing the boron concentration in a processing target water, and a production device and a production method for pure water wherein the boron concentration has been red...
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WO/2021/232866A1 |
A bifunctional composite film, a preparation method therefor and an application thereof, and a method for removing a plasticizer from Chinese Baijiu. The bifunctional composite film comprises a support film and a compact layer covering t...
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WO/2021/234516A1 |
A saltwater desalination plant with intake-outtake assembly and a method of constructing such intake-outtake assembly are disclosed, where an elongated circular lumen of the intake assembly for collecting saltwater from a saltwater sourc...
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WO/2021/235822A1 |
Provided is a water purifier comprising: a filter unit which has a reverse osmosis membrane filter in order to generate purified water; a supply valve which opens/closes so that water is supplied to the reverse osmosis membrane filter; a...
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WO/2021/235079A1 |
An antifouling agent for separation membranes, said antifouling agent containing the component (A) and the component (B) described below. A method for preventing fouling of a separation membrane, wherein this antifouling agent for separa...
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WO/2021/235130A1 |
The present invention provides a device and method for efficiently eliminating TOC from non-processed water. The present invention uses a device for removing TOC, said device comprising: a first electric regeneration type deionization de...
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WO/2021/233184A1 |
A fluid separation membrane, and a manufacturing method therefor and the use thereof. The fluid separation membrane comprises: a separation function membrane layer (1), wherein the separation function membrane layer (1) comprises a singl...
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WO/2021/235688A1 |
A filter for a water treatment device according to the present invention comprises an electrode part comprising: a plurality of activated carbon electrodes, each of which has a plate shape and includes a current collector and activated c...
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WO/2021/230823A1 |
There is provided a graphene oxide-based membrane comprising a substrate and a plurality of layers of single-layered graphene oxide formed on the substrate, each of the plurality of layers of single-layered graphene oxide is functionalis...
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WO/2021/230098A1 |
This history management method for water treatment members comprises a first step and a second step. In the first step, on shipping processing in which each water treatment member is accommodated in an accommodation member, using an info...
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WO/2021/229585A1 |
A system (100) for replenishing a salt waterbody (102) with salinity greater than seawater (101) while substantially retaining its chemical composition is disclosed. The salt waterbody (102) is at a level below sea level. The system incl...
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WO/2021/227330A1 |
A solvent-resistant polymer nanofiltration membrane, a preparation method therefor, and the use thereof. The preparation method therefor comprises the following steps: subjecting an diamine monomer and a dianhydride monomer to cyclizatio...
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WO/2021/229327A1 |
A chromatography device having a housing having an inlet and an outlet. At least two layers of media disposed between the inlet and the outlet inside of the housing forming a media stack, with at least one of the layers comprising a func...
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WO/2021/230082A1 |
A hollow fiber membrane module 1 comprises a first hollow fiber membrane in which a sieve coefficient relative to dextran having a molecular weight of 300-1000 kDa (inclusive) is 0.12-0.28 (inclusive), the first hollow fiber membrane ads...
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WO/2021/225958A1 |
The present disclosure relates to carbon nanotube based desalination membranes and methods of manufacturing thereof. The carbon nanotube based desalination membranes may be manufactured by: providing a polymer matrix; providing carbon na...
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