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WO/2019/235762A1 |
A nose mask is disclosed. The disclosed nose mask comprises: a filter net; an external filter configured to completely surround the outside of the filter net; and an internal filter configured to be inserted into the filter net, wherein ...
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WO/2019/236517A1 |
Hybrid filtration media includes a layer of woven fabric [110], a layer of sintered porous material [130], and a web of bonding material [120] between the layer of woven fabric [110] and the layer of sintered porous material [130]. The w...
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WO/2019/234198A1 |
The invention relates to a filter medium comprising a reinforced non-woven fabric, to a method for the production thereof, and to the use thereof.
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WO/2019/230983A1 |
The filter medium of the present invention comprises a porous polytetrafluoroethylene film and an air-permeable base layer, has a pressure loss PLF less than 40 Pa when air is passed therethrough at a linear velocity of 5.3 cm/sec, and h...
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WO/2019/229149A1 |
The present invention relates to a filter element comprising a pervious matrix comprising voids, wherein the voids constitute at least 50 percent by volume of the filter element, the matrix surrounding the voids comprises substantially s...
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WO/2019/230984A1 |
A filter medium according to the present disclosure is provided with a base material layer having air permeability; and the base material layer has a surface modified by polytetrafluoroethylene fibrils. The modified surface of the base m...
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WO/2019/229679A1 |
To provide a filter capable of efficiently removing metal ions in a treatment liquid, and capable of easily obtaining a solution having an extremely low metal ion content. A depth filter includes a porous molded article. The porous molde...
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WO/2019/231136A1 |
The present invention relates to a new type of method for manufacturing a water purification mineral filter by using seaweed as a source of natural minerals and a water purification mineral filter with a new structure using seaweed which...
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WO/2019/225848A1 |
The present disclosure relates to a method for preparing an aramid nanofiber dispersion. More specifically, the present invention relates to a method for preparing aramid nanofibers in a short time from aromatic polyamide-based polymers ...
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WO/2019/226036A1 |
The invention relates to the method for manufacturing filtering means from waste vegetable fibre and cellulose from paper. The invention also relates to the filtering means obtained using the method according to the invention, which comp...
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WO/2019/221217A1 |
An exhaust gas purification catalyst for purifying an exhaust gas discharged from an internal combustion engine, which comprises: a wall flow type base material wherein an introduction-side cell that opens in the exhaust gas introduction...
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WO/2019/221216A1 |
This method for manufacturing an exhaust gas purification catalyst which purifies exhaust gas discharged from an internal-combustion engine includes a step of preparing a wall-flow type substrate in which an introduction side cell of whi...
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WO/2019/221212A1 |
An exhaust gas purification catalyst for purifying an exhaust gas discharged from an internal combustion engine, which comprises: a wall flow type base material wherein an introduction-side cell that opens in the exhaust gas introduction...
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WO/2019/221334A1 |
Disclosed is a filter device comprising microfibers, which can filter out a foreign substance such as airborne dirt by using electrostatic force of the microfibers. The filter device comprising microfibers according to the present invent...
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WO/2019/219573A1 |
The invention relates to a filter system (10) for filtering a fluid, more particularly fuel or oil, having a filter housing (12), which has an inlet (22) for the fluid to be filtered and an outlet (24) for the filtered fluid, and having ...
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WO/2019/216549A1 |
A multi-stage water purification filter is disclosed. The multi-stage water purification filter comprises: a filter housing having an opening opened or closed by a cap member; a head part coupled to the filter housing, and having an inle...
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WO/2019/212204A1 |
The present invention relates to a cleaning filter useful for toxic substance removers for incinerators. The cleaning filter comprises a block having a predetermined size and shape, and includes tourmaline, red clay, pozzolane, sulfur, a...
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WO/2019/212921A1 |
Provided herein are scalable methods for the clarification of a composition comprising recombinant Adeno- Associated Virus (rAAV) particles and an impurity.
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WO/2019/213107A1 |
A filter media comprises a first fiber layer and a second fiber layer positioned downstream of the first fiber layer. The first fiber layer has a first geometric mean fiber diameter of less than 1 pm such that the geometric standard devi...
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WO/2019/210038A1 |
Described herein is a method for reducing corrosion of corrodible metals in machinery. More particularly, described herein is a method for removing corrosive gases and particulates from an air flow. A method of removing corrosive contami...
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WO/2019/206785A1 |
An air purifying device (1) through which a controlled flow of air is conveyed by an air impeller device (2) at a maximum limiting given speed, through a housing (3) with an air inlet (31) and an air outlet (32). The air purifying device...
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WO/2019/210230A1 |
A hemp based nonwoven material manufactured by an air bonding process comprising a temperature of 150°C for two minutes; said nonwoven material comprising between 1 and 99% hemp and between 1 and 99% of at least a second fiber; wherein ...
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WO/2019/200641A1 |
Disclosed is an efficient low-resistance micro-nano-fiber microscopic gradient structure filtration material comprising a nano fine filtration layer (A), a micro supported primary filtration layer (B) and a protective surface layer (C), ...
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WO/2019/200956A1 |
A charged multilayer nanofiber filter for air filtration and the fabrication method thereof is disclosed. The charged multilayer nanofiber filter has a plurality of charged nanofiber mats. Each of the plurality of charged nanofiber mats ...
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WO/2019/202213A1 |
Fibrous filtration media and methods of making and using the same are provided whereby the media includes a wet-laid nonwoven fibrous web having from about 20 wt.% to about 80 wt.%, based on total weight of fibrous web, of bicomponent st...
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WO/2019/202212A1 |
Fibrous filtration media and method of making the same are provided. According to preferred embodiments, the filtration media includes a wet-laid hot area-calendered nonwoven fibrous web which includes synthetic staple fibers, and from a...
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WO/2019/204815A1 |
The present disclosure relates to methods of treating cancer comprising administering Parkin ligase activator or a pharmaceutically acceptable salt thereof to a subject who has a mutant form of a protein in the Rb checkpoint pathway. The...
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WO/2019/196179A1 |
A Mg(Al, Cr)2O4 composite spinel reinforced magnesium oxide-based foam ceramic filter and a preparation method therefor. The method comprises the following steps: (1) mixing 15% to 25% nano aluminum sol, 0.8% to 1.5% rheology agent, and ...
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WO/2019/198584A1 |
Provided is a cylindrical filter for a gas generator, formed by winding a metal wire, wherein a plurality of recesses spaced apart in the length direction of the metal wire are formed on one side of the metal wire. The metal wire is woun...
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WO/2019/199103A1 |
A dustproof mask according to the present invention includes a mask body which covers the face of a user and which forms a breathing space which is a space in which breathing by a respirator of the user is performed between an inner surf...
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WO/2019/199639A1 |
The present disclosure is directed to an immobilized media device and methods for making an immobilized media device. The present disclosure is also directed to methods for the separation of components of a media comprising filtering the...
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WO/2019/192837A1 |
The invention relates to a method for producing a textile fabric that has triboelectrically charged fibers, and a textile fabric. At least two separate nozzle bars or at least one multi-polymer nozzle bar is used to produce fibers from d...
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WO/2019/194244A1 |
Provided is a filter medium that includes a particle collection layer and a water droplet coarsening layer. The particle collection layer includes a layered product of two or more layers of melt-blown nonwoven fabric having different ave...
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WO/2019/193579A1 |
This invention relates to the manufacture of a solidifier for crude oil and vegetable oils that can coagulate same irrespective of the viscosity thereof provided that the density of said oils is less than that of water, adsorb the gases ...
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WO/2019/194489A1 |
The present invention relates to an oleophobic filter which can be used while being mounted on an oil separator of an internal combustion engine, and a method for manufacturing same. In addition, the present invention relates to an oil s...
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WO/2019/188899A1 |
Provided is a printing plate development method that, in the treatment of development waste liquid, suppresses clogging of a filter, allows for long-term operation, reduces the volume of disposed development waste liquid by enabling the ...
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WO/2019/187990A1 |
Provided are: polyphenylene sulfide fibers having modified cross sections that make cutting thereof difficult; and a non-woven fabric containing the polyphenylene sulfide fibers. Polyphenylene sulfide fibers according to the present inve...
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WO/2019/188923A1 |
A wet non-woven fabric for a filter according to the present invention is formed of vinylon, polyester, and polyvinyl alcohol and contains 10 to 20% of the polyvinyl alcohol by weight, and the surface roughness (SMD) of a surface of the ...
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WO/2019/185287A1 |
Pouring filter, in particular for filtering and/or purifying a metal melt, having a cell structure for conveying a metal melt and having a support structure for strengthening the cell structure, wherein the cell structure and/or the supp...
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WO/2019/189889A1 |
This ceramic honeycomb filter comprises: a cordierite ceramic honeycomb structure having a number of flow paths divided by porous partition walls; and a plug portion formed at a predetermined flow path end of the ceramic honeycomb struct...
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WO/2019/185289A1 |
Pouring filter, in particular for filtering and/or purifying a metal melt, having a filter structure for conveying a metal melt and having a frame structure that at least locally encloses the filter structure, wherein the filter structur...
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WO/2019/185288A1 |
Pouring filter, in particular for filtering and/or purifying a metal melt, having a cell structure made, at least locally, of a ceramic material for conveying a metal melt, wherein the cell structure consists of a plurality of cells whic...
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WO/2019/189568A1 |
[Problem] To provide an air filter that does not degrade appearance when used. [Solution] This air filter is provided with: a first fiber layer 21 having a first color and disposed on an upstream side of an air flow; and a lipophilic sec...
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WO/2019/184099A1 |
Nanomaterials (100) in particular HEPA air filter media. One embodiment is a nanomaterial (100) that includes a plurality of nanofibers (140) that form a randomly interwoven network defining three-dimensional pores (160) therein. The nan...
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WO/2019/189334A1 |
This charging fiber is provided with a polarization-generating fiber (1) that generates a positive potential or a negative potential on a surface thereof using external energy. The polarization-generating fiber (1) causes a substance tha...
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WO/2019/185290A1 |
Pouring filter, in particular for filtering and/or purifying a metal melt, having a cell structure for conveying a metal melt and having a support structure for strengthening the cell structure, wherein the cell structure and/or the supp...
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WO/2019/189349A1 |
Provided is an electretized sheet and filter having excellent water resistance, wherein delamination between sheets and the deterioration in chargeability after washing do not easily occur. This electretized sheet has: a core layer (A) w...
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WO/2019/189638A1 |
The present invention addresses the problem of providing a multilayer filter material in which degradation of deodorizing performance after an extended period of storage of filter material is suppressed, which has excellent deodorizing p...
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WO/2019/187282A1 |
A non-woven fabric comprising fibers, wherein the fibers have a uniaxial elongational viscosity of 430 Pa·s to 1200 Pa·s as measured at 160°C, with a 2.5×102(1/sec) elongation strain rate, and the proportion of the uniaxial elongatio...
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WO/2019/181158A1 |
Provided is a filtration filter that is capable of achieving improved durability. The filtration filter according to the present invention is provided with: a filter section (11) having a plurality of through-holes (13) which penetrate b...
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