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WO/2021/077196A1 |
Filter media and filters for the sequestration of carbon dioxide are disclosed. The carbon dioxide sequestering filter media incorporate silicate minerals, and the carbon dioxide sequestering filters incorporate carbon dioxide sequesteri...
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WO/2021/079283A2 |
A method for preparing a composite filter medium (1), comprising a step of forming a first filter medium (8) through deposition of nanofibers (4) on a base fabric (2) through an electrospinning process and a step of covering said filter ...
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WO/2021/077799A1 |
Disclosed are a porous air filter membrane, a preparation method therefor and an application thereof. The porous air filter membrane comprises a porous substrate material and a polymer layer covering fibers of the porous substrate materi...
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WO/2021/078594A1 |
The present invention relates to an oil removing filter (6) for separating oil from water, said oil removing filter (6) having a hollow-cylindrical filter body (16) which can be traversed radially by water. Particularly efficient oil sep...
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WO/2021/079282A1 |
A method for preparing a composite filter medium (1), which involves a step of forming a first filter medium (8) by depositing nanofibers (4) on a base fabric (2) by means of an electrospinning process, a subsequent step of forming said ...
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WO/2021/080698A1 |
An array of discrete nanofiber films that are physically separated from one another are described. Techniques for forming the nanofiber film array are also described. Techniques for forming these structures include placing a suspension o...
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WO/2021/074746A1 |
Charged polymeric webs, such as electret webs, include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a substituted-benzimidazole compound. The electret webs may be a non-woven fibrous web or a fi...
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WO/2021/074863A1 |
Charged polymeric webs, such as electret webs, include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a dual-function charge-enhancing additive that enhances the charge of the electret and also ha...
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WO/2021/075211A1 |
This ceramic honeycomb structure has a large number of flow paths that are partitioned by porous partition walls and are formed in an axial direction, wherein: the partition walls have (a) a porosity of 52-63% and (b) in a fine pore dist...
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WO/2021/074139A1 |
The invention relates to a filter element (2) having a throughflow-porous filter body (4) that extends between a head end and a longitudinally opposite foot end; wherein at the head end of the filter element (2) there is formed a head st...
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WO/2021/072446A1 |
A specially functionalized composite filter material with a high specific surface area is used to adsorb PFAs from potable water. In a preferred embodiment, the base filter material is granular activated carbon (GAC), which is sequential...
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WO/2021/069600A2 |
The invention relates to a method for producing a coated filter element (2), comprising the following steps: providing a filter body (4); and thermal spraying of a plastic material (30) onto the filter body (4) by means of an application...
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WO/2021/072122A1 |
This disclosure describes a filter medium that minimizes the adverse effects of variations in flow rate on filter medium efficiency without a corresponding increase in pressure drop. The filter medium includes a support layer, a continuo...
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WO/2021/070777A1 |
Provided is a glass fiber sheet for a filter, which has a satisfactory wavy shape, excels in corrugation processing suitability, and can sufficiently support a functional material such as an adsorbent. The glass fiber sheet for a filter ...
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WO/2021/070928A1 |
The present invention addresses the problem of providing a blood treatment filter having excellent effectiveness (leukocyte removal performance) and safety (reduction in amount of an eluted material). The problem can be solved by a blood...
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WO/2021/070257A1 |
This dust collection filter cloth comprises: a base material layer that is made of a plain-weave or twill-weave stainless steel wire-containing inorganic fiber cloth; a downstream-side slip-flow layer that is disposed on the top surface ...
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WO/2021/069532A1 |
A drain protector (1) is provided which has a conformable bottom frame (3) having a central opening that is closed by a filter element (4) spanning the opening. The filter element is capable of removing silt from water on a building site...
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WO/2021/072117A1 |
This disclosure describes a high performing (including, for example, high efficiency and low pressure drop) filter media. The filter media includes a support layer and a layer of fine fibers wherein at least some of the fine fibers in th...
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WO/2021/064171A1 |
The debris filter has an inlet face (18A) and an outlet face (18B) opposed to the inlet face (18A) and comprises a plurality of filtering structures (50) protruding on the inlet face (18A) of the debris filter (18), each filtering struct...
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WO/2021/064276A1 |
The present invention relates to a blood components collection and separation media (1) comprising a substrate (3) having a maximal flow pore size enabling the retention of at least red cells on the surface of the substrate (3), the bloo...
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WO/2021/064170A1 |
The debris filter is designed for a nuclear fuel assembly bottom end part comprising a lower nozzle (8) and the debris filter (18) supported by the lower nozzle (8). The debris filter (18) has an inlet face (18A) and an outlet face (18B)...
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WO/2021/062549A1 |
The present disclosure relates to redox active materials, such as the compound of formula (I), comprising at least one 2,5-dithio-7- azabicyclo(2.2. l)heptane unit connected to a surface thereof, as well as processes for making said redo...
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WO/2021/066459A1 |
The present invention relates to a method for separating an organozinc catalyst from a polyalkylene carbonate polymerization solution, and the method of the present invention comprises the steps of: stirring a polymerization solution tha...
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WO/2021/061081A1 |
The present invention relates to a textile product containing phase change material and a method for obtaining thereof which perform dynamic heat management by means of nanofiber webs being capable of heat management in low temperature (...
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WO/2021/058821A1 |
The invention relates to a method for producing a multi-layer filter medium, comprising at least the following production steps: providing a woven fabric layer (12) having passage points (24) for fluid; providing a nonwoven fabric layer ...
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WO/2021/055246A1 |
One embodiment relates to a filtration system. The filtration system includes a filter housing and a filter element. The filter housing defines a central cavity. The filter element is disposed within the central cavity. The filter elemen...
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WO/2021/054192A1 |
The present invention provides a nonwoven fabric having excellent filtration accuracy and filtration life when used as a filter, a method for producing the nonwoven fabric, and a filter. A nonwoven fabric (10) is formed of fibers (11) ...
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WO/2021/049163A1 |
Provided is a concentration apparatus capable of reducing the load on material of interest. This concentrating apparatus is for concentrating a liquid containing material of interest and is provided with a vessel for holding the liquid c...
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WO/2021/049075A1 |
Provided are a honeycomb structure and an exhaust gas purification device that are capable of the combustion removal of carbon particulates, etc., by induction heating or of the heating of a catalyst to be supported on the honeycomb stru...
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WO/2021/049094A1 |
Provided are a honeycomb structure and exhaust gas purification device which are such that pressure loss can be suppressed suitably and which allow for carbon particles and the like to be burned off by induction heating or for a catalyst...
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WO/2021/049095A1 |
Provided are a honeycomb structure and an exhaust gas purification device which can favorably suppress pressure loss, and which can burn off and remove carbon particulates by means of induction heating, or heat a catalyst supported on th...
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WO/2021/044665A1 |
Provided are: a filter sheet that exhibits antibacterial action and antiviral action; and a mask equipped with said filter sheet. The mask 1 (1A) is provided with a mask body 2 for covering at least the nose and the mouth of a wearer's f...
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WO/2021/044010A1 |
The present invention relates to a resin binder composition, a filter medium comprising the resin binder composition as well as related methods and uses.
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WO/2021/044874A1 |
The present invention pertains to a honeycomb filter comprising a honeycomb fired body provided with: porous cell partition walls that form, by segmentation, a plurality of cells serving as flow passages for exhaust gas; exhaust gas intr...
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WO/2021/045316A1 |
The present invention relates to a streetlight by which the concentration of fine dust in air can be reduced. More specifically, a head body of an LED streetlight is divided into a front body having an LED PCB and a heat dissipation part...
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WO/2021/044875A1 |
A method for producing a honeycomb filter which is composed of a honeycomb fired body that is provided with: a porous cell partition wall by which a plurality of cells serving as exhaust gas flow channels are defined; an exhaust gas intr...
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WO/2021/039005A1 |
Provided is a filtration filter that can improve filtration efficiency. This filtration filter filters a liquid containing an object to be filtered, and comprises a filter base part having a plurality of through holes demarcated therein....
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WO/2021/041514A1 |
Methods of nonsolvent induced film deposition for making polymer films, mixed matrix membranes, and related coatings, intermediates, laminates and composite membranes. Nanoparticles, such as metal-organic framework nanoparticles, may be ...
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WO/2021/039981A1 |
Provided are an air filter filtration material and air filter product for which it is possible to extend the life thereof. The air filter filtration material comprises a filtration material layer containing first fibers having a mean fib...
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WO/2021/040403A1 |
The present invention pertains to a multi-layer filtration system comprising: a metal catalyst filter part; a carbon filter part; and an inorganic compound filter part or wet variable filter part. The metal catalyst filter part includes ...
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WO/2021/038347A1 |
Polymeric sorbents for aldehydes including formaldehyde and acetaldehyde are provided. More particularly, the polymeric sorbents are sulfonic acid-containing polymeric materials with impregnated urea-based compounds. Additionally, method...
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WO/2021/041210A1 |
A filter media, filter element, filter system and methods are provided. The filter media provides improved filter characteristics including water separation efficiency. The filter media may include one or more of increased surface roughn...
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WO/2021/033840A1 |
The present invention relates to a box filter for an aquarium, the box filter enabling the improvement of space utilization and water purification efficiency by integrating a filter main body, provided with a sponge filter, with an auxil...
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WO/2021/033700A1 |
Provided are: an electret having excellent filtration performance even when a polyolefin resin and magnesium element are contained; and a filter using the electret. An electret comprising a polyolefin resin and a nitrogenated compound, t...
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WO/2021/033541A1 |
An exhaust gas purification filter (1) for use upon being disposed in an exhaust channel (A) of a gasoline engine (E), the exhaust gas purification filter (1) having a sealing part (11), a skin part (12), and a cell structure (2) provide...
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WO/2021/029678A1 |
The present invention relates to: a method for manufacturing a 6000 series aluminum alloy anodic oxide film having a superhydrophilic surface; and a 6000 series aluminum alloy, on which an anodic oxide film having a superhydrophilic surf...
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WO/2021/030300A2 |
Virus and microbe-killing, self-sterilizing resistive heated air filters and methods of making and using same methods. The air filter is includes laser-induced graphene (LIG), a porous conductive graphene foam formed through photothermal...
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WO/2021/028526A1 |
The invention relates to a storm water drain pit comprising: an inlet for storm water; a filter for removing particles from the storm water, comprising a cylindrical body comprising coherent man-made vitreous fibres (MMVF) bonded with a ...
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WO/2021/028851A1 |
A single-layer spunbonded air-filtration web including meltspun autogenously bonded electret fibers with an Actual Fiber Diameter of from 3.0 microns to 15 microns. The air-filtration web exhibits a ratio of mean flow pore size to pore s...
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WO/2021/028852A1 |
A single-layer spunbonded air-filtration web including meltspun autogenously bonded electret fibers with an Actual Fiber Diameter of from 3.0 microns to 9.0 microns. The air-filtration web exhibits a mean flow pore size of from 8.0 to 19...
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