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Matches 1 - 50 out of 30,027

Document Document Title
WO/2019/117158A1
Provided is an internal pressure adjustment member for attaching to the outer surface of a case, that: has high air permeability even when the pressure difference that may occur between inside and outside of the attachment case is small;...  
WO/2019/118819A1
The present disclosure includes compositions and methods for filtering oil, e.g., for removing free fatty acids (FFAs) from an oil used for cooking. In one example, the composition may comprise a filter aid that includes an alkali silica...  
WO/2019/118636A1
The present disclosure provides a unique fine fiber material that is formed from a fiber-forming polyamide with a fluorochemical urethane additive, a method of making such fiber material, as well as filter media and filter elements inclu...  
WO/2019/117029A1
[Problem] To provide a filter material-use nonwoven fabric which exhibits excellent durability and good dust shake-off performance, which is stable over long periods and is capable of filtering dust in exhaust gas, and with which dust cl...  
WO/2019/117816A1
According to the present disclosure, there is provided a method of producing a porous three-dimensional structure comprised of nanofibers. The method comprises providing a polymer solution comprising a first polymer and a second polymer,...  
WO/2019/113322A2
The electrochemical energy conversion system include an anode, a cathode, and a proton exchange membrane disposed between the anode and the cathode. The proton exchange membrane includes a polymer having a hard block polymer, a soft bloc...  
WO/2019/112809A1
A system for removing particulate matter from the gas in a gas discharge laser includes one or more nonwoven screens which are optimized for, among others, manufacturability and feature integration. The nonwoven screens are configured fo...  
WO/2019/110602A1
Sintered product having: - a relative density of greater than 80%; - a chemical composition such that, in percentages by weight: - Al2O3: balance to 100%, - SiO2: 0.1% - 5%, - CaO: 0.02% - 1%, with an SiO2/CaO weight ratio of between 1 a...  
WO/2019/105998A1
A double-layered material consisting of a cellulose nanofibrous (CNF) layer and a graphene oxide (GO) nanolayer coating, wherein the material comprises 0.5-4 wt.% of GO, preferably 1- 2 wt.% of GO, in relation to the total weight of the ...  
WO/2019/108118A1
A filtering apparatus (1) for separating liquid from a slurry, comprising a first filtering means (10) comprising: - a receptacle (100) for holding slurry comprising an inlet (101) for slurry and an outlet (102) for de-liquefied slurry a...  
WO/2019/105611A1
The present invention relates to a sheet filter material, in particular having an aerosol filter function and/or a particle filter function, preferably having a protective function against chemical, biological and/or chemical harmful and...  
WO/2019/103801A1
Backwash shoes and methods of using backwash shoes are provided to increase the filtration area of a cloth filter media, the backwash shoe having a trailing surface formed from a series of merlons and crenels whereby some of the pile thr...  
WO/2019/096066A1
Disclosed are an aflatoxin-adsorbing filter cloth, a preparation method and use thereof. The aflatoxin-adsorbing filter cloth is a reduced graphene oxide/poly(vinyl formal) vinylon composite filter cloth material, has a regular structura...  
WO/2019/098345A1
The purpose of the present invention is to prevent corrosion and stress corrosion cracking due to hydrochloric acid generated in a filter element (80) portion. A trichlorosilane manufacturing apparatus (1) provided with a reaction device...  
WO/2019/097414A1
A filter adapted to retain aldehyde-type VOC contaminants, particularly formaldehyde, includes a raw wool felt. The felt or raw wool was immersed in an aqueous bath of at least one compound that generates sulfite ions by hydrolysis, so t...  
WO/2019/097460A1
An unsupported filter (100), comprising a first end (110), a second end (120), and a filter medium array (130) arranged therebetween. The filter medium array (130) comprises a plurality of tubular filter media (132) which are in a roughl...  
WO/2019/090542A1
A filter screen for water treatment, comprising a first stainless steel filter screen (1), a primary-efficiency filter screen (2), a medium-efficiency filter screen (3), a high-efficiency filter screen (4), a reverse osmosis membrane (5)...  
WO/2019/094042A1
A filter bag is disclosed that comprises a porous membrane having a strength in the transverse direction to improve durability. There is a filter assembly for filtering particulates from a gas stream comprising a support substructure and...  
WO/2019/089806A1
A honeycomb body having a porous ceramic honeycomb structure with a first end, a second end, and a plurality of walls having wall surfaces defining a plurality of inner channels. A highly porous layer is disposed on one or more of the wa...  
WO/2019/089691A1
A technique facilitates construction of a wire-wrapped screen. A wrapping machine is operated with a sensor, e.g. a camera, positioned adjacent the wrapping machine while wire is wrapped to create the wire-wrapped screen. The sensor is u...  
WO/2019/081882A1
A filter media comprising a membrane and a protective scrim secured to a surface of the membrane. The membrane comprises fibres of a first polymer having a diameter less than 1 micron, and the scrim comprises fibres of a second polymer. ...  
WO/2019/081736A1
The invention relates to a coalescence separator for separating liquid droplets from a gas flow, in particular for separating oil from a crankcase gas flow, comprising a gas inlet, a gas outlet and a multi-layer structure of a coalescenc...  
WO/2019/043603A3
Permeable sheets attached to tanks and or tank apparatus A method of retaining solids in a tank system comprising the steps of: a) using a permeable copolymer nodule sheet 11 as a partition for retaining solids 29 from a suspension of th...  
WO/2019/082887A1
The present invention addresses the problem of providing a filtering medium, for a filter, which has high efficiency at dust collection, little pressure loss, a long service life, and sufficient processing strength for a filter. The mixe...  
WO/2019/079731A1
One aspect of the present invention is directed to a granular filter media for removing contaminants from water or other liquids. The media comprise granular materials comprising aggregate and remediation materials. Other aspects of the ...  
WO/2019/076683A1
The present invention relates to a diatomaceous earth composition with a low endotoxin content, comprising an agglomerated mixture of calcined diatomaceous earth particles and water, wherein the mass ratio of calcined diatomaceous earth ...  
WO/2019/077957A1
The present invention is characterized by: being provided with a plurality of piezoelectric fibers that each generate an electrical charge in accordance with extension/contraction; formation of a first main surface (21) and a second main...  
WO/2019/074170A1
Provided is a method for producing a porous filter medium composition using molten slag for water treatment, and a porous filter medium composition using molten slag for water treatment produced by the method, the method comprising the s...  
WO/2018/229689A3
An air filter including a filter support that supports metal-containing sorbent particles, the sorbent particles comprising a precursor that is a porous siliceous material that has been treated with a surface treatment agent, and a dival...  
WO/2019/023002A3
The present invention relates to porous composite blocks including guanylated media particles for water filtration. A porous composite block includes sorbent media particles and a polymeric binder that bonds the sorbent media particles t...  
WO/2019/070800A1
A fuel trailer configured to store and process fuel. The fuel trailer includes a frame with wheels; a fuel tank mounted to the frame, and a fuel system downstream from the fuel tank to move the fuel from the fuel tank. The fuel system ca...  
WO/2019/070832A1
A trailer that includes a tank with an enclosed interior space configured to hold fluid. The trailer can include a chassis that supports the tank and wheels for moving to desired locations. The tank can include planar opposing sides with...  
WO/2018/237014A3
An airborne molecular contamination filter is herein disclosed. The airborne molecular contamination filter comprises a first filter medium that removes first airborne contaminants from a first air stream, and a second filter medium down...  
WO/2019/022571A3
The present invention relates to a non-woven fabric filter for VOC reduction. According to the non-woven fabric filter for VOC reduction of the present invention, it is possible to efficiently remove a volatile organic compound that exis...  
WO/2019/069061A1
A fold flat personal respiratory device comprising: a generally planar central panel (10) including a layer of filter media and having opposing first and second side edges (12a, 12b) and first and second end edges (11); a first side pane...  
WO/2019/067487A1
Air filtration media including synthetic and cellulose fiber layers are provided. More particularly, the air filtration media have high initial efficiency with improved durability, fire retardance, anti-microbial activity, and moisture r...  
WO/2019/066187A1
An embodiment of the present invention relates to a method for manufacturing a filter medium, comprising the steps of: preparing a fibrous medium; exposing the fibrous medium to plasma to activate the surface of the fibrous medium with a...  
WO/2019/064156A1
A method is described for producing a filtering material of natural origin, which uses raw wool as the starting material, which is washed, degreased and then subjected to a microwave treatment capable of breaking a part of the disulfide ...  
WO/2019/065625A1
The purpose of the present invention is to provide a liquid permeable member that has a different liquid permeability in the in-plane direction and in the out-of-plane direction, and that is constituted by a porous composite exhibiting e...  
WO/2019/065807A1
This nonwoven fabric (1) is constituted by a nonwoven fabric body (11) that is formed by integrating a conjugate polyester fiber (2) and a flame-retardant acrylic fiber (3) which is another fiber serving as the remainder. The conjugate p...  
WO/2019/065760A1
Provided is a melt-blown nonwoven fabric composed of a propylene-based polymer which, in a discharge curve obtained by gel permeation chromatography, has at least one peak in a position of a molecular weight of 20,000 or more and at leas...  
WO/2019/059382A1
This filter medium for an air filter comprises a laminate composed of a polytetrafluoroethylene (PTFE) porous membrane and an air permeable support material, wherein: the repulsive force generated in the filter medium when the filter med...  
WO/2019/059456A1
A porous metal filter comprises: a first porous filter comprising a first porous filter part, which has both ends open and has pores, and a first cover part disposed at one end part of the first porous filter part; a second porous filter...  
WO/2019/058292A1
This invention relates to nanofiber-based filter media and method of preparation thereof. The nanofiber-based filter media of the present invention has better adhesion properties and provide improved filtration efficiency of particulate ...  
WO/2019/060217A1
The present disclosure includes compositions and methods for filtering a liquid, e.g., water. The compositions herein may include a filter aid comprising a filter medium and packaging having at least one water-soluble portion. When the f...  
WO/2019/052023A1
A super-channel ultrafiltration-effect activated carbon rod, which is prepared by adding a super-hydrophilic short fiber material into activated carbon particles and a binder, and performing sintering and extrusion processing. The materi...  
WO/2019/051171A1
The present disclosure provides small diameter tubular porous fiber filters. These tubular porous fiber filters have many uses including but not limited a filtration medium for removing particles of 5 microns or less from liquid or air.  
WO/2019/050201A1
The present invention provides a bottom filtration apparatus of an aquarium. The bottom filtration apparatus of an aquarium according to one embodiment of the present invention comprises: a filtration plate positioned on one surface insi...  
WO/2019/049706A1
Provided are: a melt-blown nonwoven fabric comprising a fiber containing a cyclic olefin-based resin; and a melt-blown nonwoven fabric manufacturing method. This melt-blown nonwoven fabric comprises a fiber containing a cyclic olefin-bas...  
WO/2019/046499A1
The present disclosure includes filter aids comprising expanded perlite and methods for preparation thereof. The perlite used for making the filter aids may be processed by dehydration, expansion, milling, and/or screening. The expanded ...  

Matches 1 - 50 out of 30,027