Match Document Document Title
9022225 Filtration filter and production method therefor  
Provided is a filtration filer with which a stable opening size during filtration is obtained, and which can be easily regenerated when clogged and used repeatedly. The filtration filter (10)...
8980088 Fluid treatment arrangements and methods of making fluid treatment arrangements  
A fluid treatment arrangement may include a fluid treatment unit having a multilayer structure. The multilayer structure may include at least one feed layer, at least one permeate layer, and at...
8881914 Blood processing filter and the method for manufacturing the same  
This invention relates to a blood processing filter comprising a sheet-like filter element, an inlet-side flexible container and an outlet-side flexible container that sandwich the filter element...
8808552 Stackable filter cup apparatus and method  
An apparatus and method to perform multiple filtration steps with a modular filtration apparatus and single cycle. A stackable modular filter cup has features to allow stacked cups to be separated...
8795403 Filter cloth for dust collector  
The present invention provides a filter cloth for a dust collector which shows low pressure loss, no clogging, superior dust shaking-off performance, and durability for continuous use without...
8784542 Nanofibre membrane layer for water and air filtration  
The invention relates to a nanofiber membrane layer having a basis weight of 0.01-50 g/m2 and a porosity of 60-95%, comprising a nanoweb made of polymeric nanofibers with a number average diameter...
8770414 Reverse osmosis membrane including ultra-hydrophilic passivation layer and method of manufacturing the same  
A reverse osmosis separation membrane includes a porous support, a separation active layer formed on the supporting layer, and a ultra hydrophilic layer formed on the separation active layer. The...
8758626 Water purification cartridge using zirconium ion-exchange sorbents  
A cartridge having at least one layer containing sodium zirconium phosphate and at least one layer containing a combination of acid zirconium phosphate and alkaline hydrous zirconium oxide is...
8747668 Separation media for separating water-hydrocarbon emulsions having low interfacial tensions  
Separation media, separation modules and methods are provided for separating water from a water and hydrocarbon emulsion and include a fibrous nonwoven coalescence layer for receiving the water...
8728314 Membrane module and membrane cassette  
A membrane element is provided between a pair of water collecting cases. Water collecting spaces in which permeate having penetrated through the membrane element is collected are formed in the...
8709249 Filter  
A filter has a filter medium (10) during operation clears fluid, particularly in the form of hydraulic fluid. The filter medium (10) is made of a material such that the potential difference to the...
8678202 Modular filter elements for use in a filter-in-filter cartridge  
Disclosed are modular filter-in-filter elements, namely an outer filter element and an inner filter element which may be assembled to form a filter cartridge for use in separation methods and...
8673149 Liquid filter assembly  
A liquid filter assembly comprising a filter subassembly is inserted within an elongated tubular filter body, enclosed by a pair of end caps. The filter subassembly includes a plurality of...
8672145 Urea sorbent  
A sorbent polymer is provided that interacts or reacts with aqueous urea to aid the regeneration of a dialysate liquid. The sorbent polymer may include one or more specific functional groups...
8663465 Continuously supplied water filtration banks  
A filtration and dispensing system that is particularly suitable for underdeveloped parts of the world is provided for storing, filtering, and dispensing rainwater, surface water, or groundwater....
8663469 Strainer wall structure including curved sections  
A strainer wall structure includes curved sections, a method of manufacturing the same, and a filtering method using the strainer wall structure to provide a substantially larger effective...
8657122 Clog resistant media retainer assembly  
A media retainer assembly for retaining filter media in a filter assembly includes a top plate for supporting the filter media, the top plate having a top surface, a bottom surface and a plurality...
8651283 Mesh screen assembly with reduced pull-out  
A mesh screen, for example for filtration wheels used in water treatment, provides a set of pleated filter elements assembled by in-molding the mesh into stringers subdividing a frame. Retention...
8647506 Acid zirconium phosphate and alkaline hydrous zirconium oxide materials for sorbent dialysis  
A combination of acid zirconium phosphate and alkaline hydrous zirconium oxide are utilized as ion-exchange materials, for example, in sorbent dialysis. The combination provides for dialysate...
8641901 Filter structure  
A filter element is disclosed. The filter element includes a filter casing defining an inner radial surface, a filter body disposed within the casing, the filter body having an axial, dirty side...
8640885 Fluid treatment arrangements with sets of fluid treatment elements and methods for making and using them  
Fluid treatment arrangements having at least first and second radially displaced sets (12,13) of fluid treatment elements and methods for making and using them are disclosed: A ribbon including a...
8590712 Modular filter elements for use in a filter-in-filter cartridge  
Disclosed are modular filter-in-filter elements, namely an outer filter element and an inner filter element which may be assembled to form a filter cartridge for use in separation methods and...
8584868 Filter medium and filter element  
A filter medium for removing particles from a fluid flow has a pre-filter layer and a fine-filter layer joined to each other in the flow direction. A first supporting layer is attached to the...
8580560 Cap with filter and transfer apparatus  
A cap has recess containing a porous frit and a graded porosity filter located so fluid from a container to which the cap is connected passes through the filter and out a spout on the cap. The...
8561633 Steel-reinforced HDPE rain harvesting system  
The steel-reinforced HDPE rain harvesting system collects, stores, and pumps harvested rain water for a variety of non-portable uses. The rain harvesting system includes either a horizontally...
8544657 Apparatus and method for removing contaminants from industrial fluids  
A filter system for removing contaminants from oil based industrial liquids and the like includes a support tube with a permeable sidewall through which the industrial liquid flows in an inside...
8540074 Reusable multi-functional pad/filter device  
A reusable multi-functional pad/filtration device for providing an easy and unique way to absorb fluids from raw, thawed, or cooked foods. The device features two outer layers that sandwich two...
8528744 Hydrophilic membranes with a non-ionic surfactant  
The invention relates to hydrophilic membranes which are supplemented or treated with a non-ionic surfactant and processes for preparing such membranes. The membranes are particularly suitable for...
8517185 Two stage fuel water separator and particulate filter utilizing pleated nanofiber filter material  
A water separator and particulate filter with a first or outer stage configured to coalesce water from fluid such as fuel, and a second or inner stage configured to separate coalesced water from...
8506807 Spiral wound type filter cartridge  
Disclosed herein is a spiral wound type filter cartridge and more specifically, a spiral wound type filter cartridge in which activated carbon fiber is provided. The inside of spiral wound type...
8496120 Filter network  
The present invention relates to a filter unit for cleaning fluids, filter systems comprised of a plurality of said filter units, and the use of the filter unit or of the filter systems for...
8475659 Strainers for emergency core cooling systems—ECCS  
A strainer wall structure that removes foreign substances from a fluid suctioned into a pipe and a re-circulation pump that is part of an emergency core cooling system (ECCS). The strainer wall...
8440085 Plasma separation  
Devices and methods for separating plasma from biological fluids such as blood and blood products are disclosed.
8425772 Filtration device with releasable additive  
A filtration device is provided that includes a filter component and an additive component. The filter component includes concentrically arranged filtering elements disposed in a filter-in-filter...
8424687 Support for separation membrane, and method for production thereof  
A support for a separation membrane includes a long-fiber nonwoven fabric composed of thermoplastic continuous filaments.
8419934 Filter  
A filter assembly includes an outer filter assembly, the outer filter assembly including an outer filter layer of pleated polyester fabric arranged in a hollow cylindrical shape and first and...
8409444 Acid zirconium phosphate and alkaline hydrous zirconium oxide materials for sorbent dialysis  
A combination of acid zirconium phosphate and alkaline hydrous zirconium oxide are utilized as ion-exchange materials, for example, in sorbent dialysis. The combination provides for dialysate...
8393477 Filter medium  
A filter medium includes at least one filter membrane (10) having a fabric ply (12) as a supporting and protective layer. At least one additional filter membrane (14) with another fabric ply (16)...
8388840 System for stiffening the plates of a large-diameter multi-stage column  
Device for stiffening the plates of a multi-stage column with a diameter of more than 2 meters, whereby each plate supports a particle bed and the flow of at least one fluid passes through it from...
8366926 Method for wastewater treatment  
The present disclosure is directed towards systems and methods for the treatment of wastewater. A system in accordance with one particular embodiment may include a vacuum filter band system...
8360251 Multi-layer coalescing media having a high porosity interior layer and uses thereof  
Disclosed are coalescing media for coalescing a mixture of two phases, namely a continuous phase and a dispersed phase. The disclosed coalescing media has multiple layers with distinct porosities,...
8361317 Filter device for a motor vehicle  
A filter device for a motor vehicle has a filter element with a porous ceramic support body provided with one or more passages for receiving a liquid to be filtered and filter membranes formed on...
8354031 Liquid filtering system and its automatic cleaning procedure  
A filtering system for water and other liquids includes different filtering stages in the same element, with its cleaning being done automatically by a new procedure. The filtering system includes...
8337697 Multi-compartment water purification bottle having a replaceable filter  
A bottle comprises a cap, a reservoir having an open top closeable by the cap, and a filter holder that houses a filter, the filter holder being coupled to the cap such that a liquid in the...
8333894 Multi-level filter device  
The present invention is directed to a method for filtering fluid, preferably effluent fluid in a septic system, by providing a staged, filtering array in an effluent flow path, the stages...
8317035 Debris filter  
A debris filter for reactor coolant includes a plurality of adjacent plates defining a plurality of channels therebetween, each of said channels being at an angle to the flow path of the coolant...
8312677 Non clogging screen  
A filter assembly includes a filtering screen having a top surface and a bottom surface. A skeletal structure is attached to the filtering screen and has a top surface and a bottom surface. The...
8277644 Filtering device  
Provided is a filtering device including a filter part having a plurality of filters stacked to filter contaminants in fluid, and a sample part disposed on an outer plane of the filter part and...
8263214 Super absorbent containing web that can act as a filter, absorbent, reactive layer or fuel fuse  
The web of the invention can comprise a super absorbent layer that can act as an moisture sensitive fuel shut-off valve, absorbent, adsorbant or reactant. The web of the invention can comprise a...
8251231 Corrugated or pleated flat material  
The invention relates to a corrugated or pleated flat material with a plurality of pleats or corrugations that run parallel to one another and successively define a pleat or corrugation peak and a...