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WO/2023/180627A1 |
A collection unit, an air filtration system, and a method of producing a collection element for a collection unit is herein proposed for adsorbing hazardous or undesired gases as well as collecting airborne particles. The novel collectio...
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WO/2023/180535A1 |
The present invention is directed to a storm water storage system comprising: - a storm water collection well (1) having at least one inlet (2), (9) for storm water to enter the storm water collection well (1); and one or more outlets (3...
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WO/2023/183815A1 |
The present disclosure describes an apparatus including an air purifier having a housing. In some examples, the air purifier includes an intake and an outlet. According to some examples, the intake and the outlet are connected by an air ...
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WO/2023/180372A1 |
The present invention relates to a method for producing coated porous bodies, comprising the method steps of: a) suspending at least one porous body in water; b) adding at least one surface-active pigment; c) adding at least one polymer;...
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WO/2023/181432A1 |
[Problem] To provide a metal filter element exhibiting enhanced sealability, such a disc-type, a cylindrical-type, or a pleated-type metal filter element. [Solution] The foregoing problem is solved by a metal filter element 10 having a j...
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WO/2022/164497A9 |
Disclosed are polyurethane-based foams. The foams may have one or more vicrucidal/bactericidal agents. The foams may be used as filters that capture and/or inactivate viral particles, such as, virions associated with COVID-19. Also descr...
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WO/2023/176786A1 |
The present invention provides a nonwoven fabric that is biodegradable and has a good pleat retaining property, and an application thereof. The present invention relates to a nonwoven fabric comprising at least one fiber layer (I) which ...
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WO/2023/176922A1 |
The purpose of the present disclosure is to provide an electret material having excellent collection performance, a filter including the electret material, and a masterbatch for producing the electret material. This electret material com...
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WO/2023/175894A1 |
The purpose of the present disclosure is to provide an air-filter filter material having an improved filtering performance and good water repellency as a result of using a polyvinyl alcohol, a cationic surfactant, and a water repellent, ...
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WO/2023/176801A1 |
Provided is a filter medium for an air filter, the filter medium having a structure with a good PF value. Also provided are an air filter pack and an air filter unit. The filter medium for an air filter contains a resin and comprises, on...
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WO/2023/171539A1 |
A silicon carbide honeycomb filter having: honeycomb segments having partition walls that form cells defining a plurality of flow paths, plugging parts that alternately seal the end surfaces of the cells in a checkered pattern, and outer...
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WO/2023/171540A1 |
The present invention provides a silicon carbide honeycomb filter which comprises: honeycomb segments, each of which has partition walls that define cells which form a plurality of flow channels that extend in the axial direction between...
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WO/2023/170312A1 |
Method of forming an article comprising a composite comprising graphite is disclosed. The article is suitable for containing or processing a molten metal such as aluminum. The method comprises forming at least one granulated mixture by m...
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WO/2023/169616A1 |
The invention relates to a composite filter (1) and to a method for producing same, the composite filter comprising at least one coarse filter fabric (2) and at least one fine filter fabric (3), wherein hot-melt adhesive threads (4) are ...
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WO/2023/167053A1 |
This electret melt-blown nonwoven fabric is formed from polyolefin-based resin fibers in order to realize a flexible high-elongation electret melt-blown nonwoven fabric without using a particular additive or performing a special postproc...
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WO/2023/167184A1 |
The purpose of the present invention is to provide a neutrophil depleting material that inhibits platelet depletion. Provided is a neutrophil depleting material that is a knitted fabric or a woven fabric containing fibers having a fiber ...
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WO/2023/166841A1 |
Provided are a filter, an air filter, an air conditioner, a water filter, and a water cleaner that exhibit high antimicrobial properties.　The filter material is provided with a fiber assembly that is composed of multiple protrusion-equ...
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WO/2023/167057A1 |
In order to carry out more homogenous electret processing, while reducing drying load and even for a wide area, through high-precision spraying of a small quantity of water over the width direction, provided is a method of producing an e...
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WO/2023/165944A1 |
The invention relates to an electrical energy store (10) for a motor vehicle, comprising a plurality of battery cells (11), each of which has a degassing element (12) for discharging gas. Furthermore, the electrical energy store (10) has...
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WO/2023/166881A1 |
An ultrapure-water production system for producing ultrapure water having a reduced boron concentration, the system being equipped with: a primary-pure-water tank (20) which communicates with the outside air and in which primary pure wat...
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WO/2023/163218A1 |
The present invention addresses the problem of providing: an electret sheet which has at least one functional property selected from an anti-bacterial property, an anti-viral property and an anti-fungal property and has excellent electro...
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WO/2023/163633A1 |
A method for producing a filtering material comprising a cellulosic material and a positively charged polyelectrolyte comprising polyvinylamine (PVAm), wherein said method comprises at least the steps of: - providing a stock comprising s...
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WO/2023/158184A1 |
The present invention relates to a water purifier and a filter module therefor. The filter module according to an embodiment of the present invention comprises: a housing into which raw water flows; a hollow cylindrical carbon block prov...
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WO/2023/156592A1 |
The invention relates to a method for producing a filter element (12), in particular for use in electrostatic separators, comprising the method steps: a) producing or providing a planar first medium (14) in web form, having a first carri...
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WO/2023/155013A1 |
A method of manufacturing filters from regolith or 3d printing metal residues is presented, the method comprising (a) laying down a layer of particles of regolith or 3d printing metal residues into a mold; (b) closing the mold; (c) in-mo...
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WO/2023/152939A1 |
[Problem] The purpose of the present invention is to provide: a filtering material capable of maintaining filtration processing performance over a long period and at a low cost; a filtering device; and a filtering material production met...
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WO/2023/153735A1 |
The present invention relates to a composite material comprising: a biodegradable polymer resin; a cellulose fiber; a viscosity modifier; and an acidic catalyst, wherein the cellulose fiber includes a biodegradable polymer that is a surf...
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WO/2023/149178A1 |
[Problem] To provide a winding filter that can easily be manufactured while being provided with shape retention properties equivalent to those in the past even without heat treatment. [Solution] A winding filter formed in a cylindrical s...
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WO/2023/146013A1 |
The present invention relates to a sterilization filter and an air filtration product using same and relates to a sterilization filter coated with a fatty acid having a sterilizing effect on bacteria, fungi, and viruses, and to a product...
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WO/2023/143198A1 |
A deep-bed filtering medium and a preparation method therefor. The deep-bed filtering medium comprises a filtering medium body, which comprises fibers and a filter aid, wherein the fibers comprise crude fibers and superfine nanofibers; t...
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WO/2023/141041A1 |
Disclosed herein are systems and methods for treating air.
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WO/2023/140284A1 |
The present invention provides a collecting filter (1) comprising: a filter membrane (11) having a porous structure, said membrane (11) having one surface and filtering a nanocarbon material from a dispersion medium containing the nanoca...
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WO/2023/137688A1 |
The present invention discloses an aerosol nanofiber filter membrane, and a preparation method therefor and the use thereof. The preparation method comprises the following steps: dissolving polyvinylidene fluoride and polyacrylonitrile t...
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WO/2023/138427A1 |
An air filtering fabric and a mask, relating to the technical field of air filtration. The air filtering fabric comprises a folding portion and positioning portions. The folding portion is formed by folding a soft fabric into a plurality...
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WO/2023/133779A1 |
The present application relates to an air filter component, a filter cartridge and a respirator. The air filter component is made of a sheet, comprising: a filter portion comprising a first wave portion and a second wave portion; and a p...
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WO/2023/136458A1 |
Disclosed in the present specification are: a coating filter having a coating layer formed on the surface of a filter, so as to have improved cleanability; and a hood to which same is applied. The coating filter according to one embodime...
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WO/2023/135156A1 |
The invention relates to a device for holding a filter pad for water purification. The invention also relates to an activated carbon filter for purifying drinking water and to a table-top water filter and a filter system. The invention a...
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WO/2023/130339A1 |
The present invention is an electrospun web including a carrier substrate and an electrostatically charged nanofiber. The electrospun web has a pressure drop of about 5 mmH2O or less, a percent penetration of about 50%or less, and a clar...
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WO/2023/127526A1 |
A filter according to the present invention comprises a filter base section that has a first main surface and a second main surface on the reverse side from the first main surface, and which is provided with a plurality of through-holes ...
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WO/2023/128520A1 |
The present application relates to a lyocell material, a smoking article filter comprising the lyocell material, and a method for manufacturing same. The lyocell material and the smoking article filter comprising same, manufactured accor...
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WO/2023/123072A1 |
A high-breathability biofilm composite structure (3), mainly comprising a macromolecular base material (1). A plurality of groups of nano composite metal clusters (2) are provided on the surface of the macromolecular base material, so th...
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WO/2023/128522A1 |
The present application relates to a lyocell material for a cigarette filter, a cigarette filter comprising the lyocell material, and respective manufacturing methods therefor. The lyocell material and the cigarette filter comprising sam...
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WO/2023/127279A1 |
Provided is a filter member having a filter that exhibits a long filter life and that can maintain a particle concentration in a particle-containing liquid being filtered. The filter member has a filter that has an opening diameter that ...
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WO/2023/129912A1 |
Processes for increasing an affinity of a filter media to airborne viral particles. A fiber substrate comprising borosilicate is provided. The fiber substrate may comprise acidic functional groups. A metal salt solution is introduced to ...
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WO/2023/128889A1 |
Invention relates to a filter (3) in nano-porosity structure allowing passage of air upon centrifuging and having a matrix in flexible structure taking shape of surface it covers and at least a cellular layer (31) containing at least a g...
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WO/2023/125494A1 |
A high-efficiency supercritical device, comprising a gas-liquid separator (3) and a carbon dioxide filter (4) which are in communication with each other by means of a pipe. The gas-liquid separator (3) is used for separating a gas-liquid...
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WO/2023/127682A1 |
The present disclosure provides a coalescer filter that is used in a solvent extraction method for collecting metal contained in a secondary battery, said coalescer filter comprising first and second filter media, wherein the first filte...
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WO/2023/128099A1 |
The present invention relates to a method for manufacturing a filter edge band non-woven fabric, and more specifically, to a method for manufacturing an environmentally friendly filter edge band non-woven fabric that replaces an environm...
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WO/2023/128901A1 |
The invention relates a fabric (10) to be used in the production of masks made of antibacterial or non-antibacterial textile material, which has the possibility of one or more times usable in the medical field characterized in that a fab...
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WO/2023/126672A1 |
The invention provides apheresis devices and their use for substantial removal of all types of cfDNA for treatment of various diseases and during perfusion of an organ and/or anatomical cavity, to limit the negative effects of circulatin...
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