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Matches 151 - 200 out of 14,486

Document Document Title
WO/2023/162854A1
A zeolite membrane composite body (1) according to the present invention is provided with a porous supporting body (11), and a zeolite membrane (12) that is provided on the supporting body (11). With respect to the zeolite membrane (12),...  
WO/2023/129905A9
Printed spacer membrane elements offer the unique advantage of applying any pattern on the membrane surface to act as the feed spacer material. This is in contrast to conventional feed spacer mesh material that is uniform in thickness an...  
WO/2023/162368A1
A porous membrane laminate according to one embodiment of the present disclosure comprises one or more porous membranes containing polytetrafluoroethylene as a main component, and satisfies formula (1). (1) P/γ > -31.6 × lnRa + 168 (...  
WO/2023/157844A1
[Problem] To provide a polymer composite thin film that, due to being configured in a very thin form using a simpler configuration involving combining (compositing) a nanosupport having exceptional mechanical strength with a nanofilm pro...  
WO/2023/158692A1
A mechanically robust LIG membrane can be fabricated by directly lasing a poly(ether) sulfone (PES) membrane support, the PES membranes being formed through a NIPS technique treated with Glycerol to control the pore collapse upon drying,...  
WO/2023/153026A1
Provided are an anaerobic treatment method and an anaerobic treatment apparatus, each of which is configured such that organic wastewater is subjected to a methane fermentation treatment in an anaerobic reaction vessel 1 and sludge in th...  
WO/2023/151941A1
A bipolar membrane comprising: a) a first layer comprising a first polymer having cationic groups; b) a second layer comprising a second polymer having anionic groups; and5 c) a third layer comprising a co-continuous polymeric network of...  
WO/2023/153700A1
A fluid treatment system is disclosed. A fluid treatment system according to an aspect of the present invention may be configured to be disposed at a point branched to a plurality of discharge points, among points of fluid channel commun...  
WO/2023/153057A1
Each of a plurality of first cells (111a) opens at opposite ends in the longitudinal direction, and is provided with a separation membrane (12) on its inner side surface. A second cell (111b) closes at opposite ends in the longitudinal d...  
WO/2023/153135A1
This membrane reactor (4) comprises a separation membrane complex (1) and a catalyst (41). The separation membrane complex (1) comprises a separation membrane (12) and a porous support (11). The catalyst (41) promotes a chemical reaction...  
WO/2023/152362A1
It is provided a supported carbon molecular sieve membrane having aluminum atomically distributed in it, wherein: the aluminum is present in an amount of equal to or lower than 15 wt.% of the carbon molecular sieve membrane; the membrane...  
WO/2023/153172A1
The separation membrane composite (1) comprises a porous support (11) and a separation membrane (12) that is disposed on the support (11). In the separation membrane composite (1), the membrane end region (122) refers to each region in t...  
WO/2023/149812A1
The present application discloses a porous filter membrane and an assembly of porous filter membranes for air filtration and inactivation of virus. The porous filter membrane comprises a metallic based coating with anti-viral characteris...  
WO/2023/148300A1
A printed porous structure (500) fabricated using a multi-step absorption, MSA, process, said printed porous structure (500) comprising a support layer (520) that supports a filtration membrane (510), wherein said support layer (520) and...  
WO/2023/144410A1
The current invention relates to a method for the production of a filtration membrane envelope comprising a 3D spacer fabric interposed between two membrane layers cast onto said 3D spacer fabric, wherein said method comprises a casting ...  
WO/2023/142842A1
Provided in the present invention are a PES hollow fiber membrane for the purification of a biomacromolecule, and a preparation method therefor and the use thereof. The PES hollow fiber membrane comprises a main body, wherein there are a...  
WO/2023/144409A1
The current invention relates to a filtration membrane envelope (3) comprising a 3D spacer fabric (7) having an upper and lower surface (9, 10) tied together and spaced apart by monofilament threads (11), said 3D spacer fabric is interpo...  
WO/2023/144801A1
A method of preparing a nanocomposite membrane for water filtration is disclosed herein. The method comprising spraying a nanomaterial substantially over a surface of at least one polymer sheet to form a sprayed polymer sheet. The at lea...  
WO/2023/145845A1
The present invention relates to a composite semipermeable membrane that has a porous layer and a separation-functional layer disposed on the porous layer. This composite semipermeable membrane has a value of 0.6-1.0 GPa for at least one...  
WO/2023/139121A1
The present disclosure relates to process for preparing a semi-permeable membrane comprising a porous support membrane and a thin film composite (TFC) layer, comprising providing an aqueous phase comprising a polyfunctional amine monomer...  
WO/2023/141095A1
Described are wound-pleated filters and methods of preparing and using these filters.  
WO/2023/141426A1
Membranes, methods of making the membranes, and methods of using the membranes are described herein. The membrane can include a support layer; and a selective polymer layer disposed on the support layer. The selective polymer layer can i...  
WO/2023/140330A1
Provided are: a porous membrane that has excellent durability, and is suitable as a support for an ion exchange resin; and a porous membrane and an anion exchange membrane that are capable of inhibiting a change in hydrogen gas permeabil...  
WO/2023/139869A1
A porous membrane according to the present disclosure is composed mainly of polytetrafluoroethylene, wherein the mean flow pore size E is 75 nm or less, and the pore size difference G-E between the maximum pore size G and the mean flow p...  
WO/2023/140335A1
Provided is a composite separation structure having a base part, a first separation part disposed in contact with the base part, and a second separation part disposed not in contact with the base part and in contact with the first separa...  
WO/2023/140148A1
Provided is a separation and purification method for separating and purifying extracellular vesicles. A method for separating and purifying extracellular vesicles from a solution containing extracellular vesicles and unnecessary substanc...  
WO/2023/141196A1
A method of improving volumetric productivity from a cell culture includes filtering a cell culture through an ultrafilter or a microfilter operating in tangential flow filtration mode or alternating flow filtration mode, and filtering t...  
WO/2023/139061A2
The present invention provides a fibrous structure for adiabatic cooling, an adiabatic cooling device with the fibrous structure, a method for cooling a gaseous medium with the fibrous structure and a use of the fibrous structure. The fi...  
WO/2023/135153A1
The current invention relates to a method for operating a water filtration module comprises a plurality of planar filtration membrane envelopes, that are vertical, parallel and spaced to one another in a rigid holder, wherein each filter...  
WO/2023/135126A1
A gas separation membrane (GSM) comprising: a) a porous substrate; and b) a discriminating layer in contact with the porous substrate; wherein: (i) the discriminating layer has an ethylene oxide (EO) content of more than 50 wt% and compr...  
WO/2023/136718A1
The invention relates to a method for assembling a bipolar membrane, and bipolar membrane thereof. The method comprises the steps of: - electrospinning and/or centrifugal spinning and/or electrocentrifugal spinning a first cation exchang...  
WO/2023/136214A1
Provided are a raw material liquid concentration method and a raw material liquid concentration system that can achieve a high flux even when using a raw material liquid that is rich in an organic solvent. An aspect of the present invent...  
WO/2023/135349A1
The invention relates to a urinary catheter (1) with a sliding valve (8) provided with a tube (3) and a movable element (2), said movable element (2) having a narrowing and a protuberance (5) on the end face closest to the narrowing (13)...  
WO/2023/131622A1
The invention relates to nanofilament-coated membranes with hierarchical porous structures comprising a microporous polymer support membrane having through-going pores with a nominal pore diameter in the range from 0.2 µm to 50 µm and ...  
WO/2023/127819A1
The present invention pertains to a composite semipermeable membrane having: a microporous support layer; and a separation function layer provided on the microporous support layer. The separation function layer contains a crosslinked aro...  
WO/2023/126608A1
The invention relates to a device for the extrusion manufacture of a porous tubular support from a ceramic composition, the device comprising: - a fixed extrusion die (6) in which there is mounted a punch carrier (7) provided with a cent...  
WO/2023/129452A2
The following disclosure related to gas-liquid separation in a two-phase flow. More specifically, the following disclosure relates to passive gas-liquid separation of a two-phase flow in an outlet manifold that combines an outlet flow fr...  
WO/2023/123862A1
A preparation method for an antibacterial and anti-virus air purification material. The dispersity and stability of a carbon nanotube are increased by means of a surfactant and a buffer solution; a multi-layer structure is constructed on...  
WO/2023/128752A1
The present invention relates to a method of recovering oil from a plant oil mill colloidal suspension having aqueous solution and system thereof. More particularly, the present invention relates a method for the recovery of oil from an ...  
WO/2023/119879A1
The present invention provides a novel separation function layer that is suited to separating an acidic gas from a mixed gas that includes the acidic gas. The separation function layer 1 of the present invention includes a first ion liqu...  
WO/2023/116287A1
The present disclosure relates to a preparation method for a composite nanofiltration membrane, and a composite nanofiltration membrane prepared thereby. The preparation method for a composite nanofiltration membrane comprises the follow...  
WO/2023/122216A1
A composite media includes a stack with 20 or more layers, each layer including a substrate with a first major surface and an opposing second major surface; and a fiber layer deposited onto the first major surface of the substrate and in...  
WO/2023/118694A1
The present invention relates to a process for purifying a fluorocarbon from a mixture comprising said fluorocarbon and hydrogen; said process comprising a step of bringing said mixture into contact with a membrane M1 to form a flow F1 c...  
WO/2023/111565A1
There is described a separation portion for use in an apparatus for reducing the ratio of divalent ions to a monovalent ion in an aqueous solution from a source aqueous solution that contains a higher ratio of divalent ions to the target...  
WO/2023/114085A1
A filter unit for filtering liquid includes a housing with an inlet and an outlet, a first filter and a second filter disposed in the housing, and a liquid flow path extending from the inlet to the outlet. The liquid flow path directs th...  
WO/2023/111589A1
There is described a baffle for a membrane device. The membrane device comprises a membrane, a feed flow inlet, and a feed flow outlet, such as for water filtration. The baffle comprises a proximal end and a distal end, wherein the baffl...  
WO/2023/111564A1
There is described an apparatus for reducing the ratio of divalent ions to a monovalent ion in an aqueous solution from a source aqueous solution that contains a higher ratio of divalent ions to the target monovalent ion. The apparatus c...  
WO/2023/113031A1
A filter, characterized by comprising a porous filter substrate, the porous filter substrate containing an inorganic material, and a compound that has at least one group selected from groups represented by general formulas (1) to (3) and...  
WO/2023/114072A1
A filter unit includes a housing, a first filter and a second filter disposed in the housing, and a liquid flow path that extends through the first and second filters in series. The first filter includes a first axial end affixed to the ...  
WO/2023/112927A1
A plant extract production method comprising: an extraction step for obtaining an extract by extraction from a plant dispersion containing a plant; a filtration step for obtaining a filtrate by filtering the extract by means of cross-flo...  

Matches 151 - 200 out of 14,486