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8167145 |
Method of making a granular media water filter
Granules comprise binder-agglomerated active particles for liquid treatment or filtration. Each granule has a center core of a material that itself has binding properties without the addition of...
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8158002 |
Responsive gels and methods of use thereof
The present invention provides variable pore size filters. The variable pore size filters of the present invention comprise a fabric matrix, having a set pore size, wherein the fabric matrix is...
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8137442 |
Process for producing a nanoporous layer of nanoparticles and layer thus obtained
Process for producing at least one nanoporous layer of nanoparticles chosen from nanoparticles of a metal oxide, nanoparticles of metal oxides, and mixtures of said nanoparticles, on a surface of a...
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8136676 |
Polymers useful as medical materials
One object of the present invention is to provide polymers suitable for use as medical materials. The present invention provides a polymer useful as a medical material having the general formula...
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8132678 |
Polybenzoxazole polymer-based mixed matrix membranes
The present invention discloses new types of polybenzoxazole-based mixed matrix membranes and methods for making and using these membranes. The polybenzoxazole-based mixed matrix membranes are...
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8127936 |
High performance cross-linked polybenzoxazole and polybenzothiazole polymer membranes
In the present invention high performance cross-linked polybenzoxazole and polybenzothiazole polymer membranes and methods for making and using these membranes have been developed. The cross-linked...
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8123959 |
Treatment of solid particles with functional agents
Provided are methods of modifying solid particles with functional agents to provide anti-microbial media. The anti-microbial media comprise a surface-modified inorganic component which is a...
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8119012 |
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
A filter and filter material for providing or treating potable water is provided. The filter includes a housing having an inlet and an outlet, a filter material disposed within the housing, the...
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8097171 |
Method of separating a fluid fraction from whole blood
A novel composite of glass fiber paper and reinforcing material that is useful for high speed manufacturing of devices comprising it is disclosed. The composite is formed by pressing into a glass...
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8088439 |
Porous membrane and method of making the same
A method of making a porous membrane is disclosed. One such method optionally includes: forming a plurality of pillars in an array form over a substrate; and forming a layer with a mixture of a...
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8070964 |
Modified substrate and process for production thereof
The present invention is characterized in that a base material comprises ester groups in the main chain and/or in the side chain(s), and comprises a polymer having hydrophobic groups. Particularly,...
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8066799 |
Method of making a crosslinked fiber membrane from a high molecular weight, monoesterified polyimide polymer
The present disclosure relates to a high molecular weight, monoesterified polyimide polymer. Such high molecular weight, monoesterified polyimide polymers are useful in forming crosslinked polymer...
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8062533 |
Devices and methods for the purification, isolation, desalting or buffer/solvent exchange of substances
A spin column device, which contains a rigid porous filter that retains its shape during centrifugation, chromatography methods using the device to isolate a desired substance, e.g., a biological...
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8057672 |
Disposable multi-layered filtration device for the separation of blood plasma
Provided is a disposable multi-layered filtration device for the separation of blood plasma which can be applied to a biochip and appropriate for disposal uses. The filtration device for the...
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8052878 |
Filter element with coating for surface filtration
A method for filtering out foreign particles from a cooling lubricant used in a process of machining a workpiece includes providing an inherently stable, flow-porous filter element. The filter...
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8051992 |
Water transfer device employing a water buffer to increase water flux
A water transfer device can include first and second flow paths separated by a water transfer membrane and a hydrophilic diffusion medium. The hydrophilic diffusion medium is disposed between the...
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8043411 |
Devices, systems and methods for reducing the concentration of a chemical entity in fluids
A device for removal of at least a portion of carbon dioxide from an aqueous fluid includes at least one membrane through which carbon dioxide can pass to be removed from the fluid and immobilized...
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7971729 |
Separation membrane complex, and method for manufacturing the separation membrane complex
A separation membrane complex where a carbon membrane is formed directly on a porous body (surface layer) and an intermediate layer has a thickness of 10 to 100 μm can be used as a filter having ...
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7963402 |
Filter device for molten metal filtration and method for producing such filters
The present invention relates to a ceramic filter device for molten metal filtration comprising a major ceramic phase and a minor carbon phase bonded by phosphate bond, a method for producing such...
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7942274 |
High-throughput asymmetric membrane
A microporous asymmetrical membrane formed of one or more layers wherein the “tight” side of the membrane has an “opened” face or otherwise highly-porous reticulated surface is described. The mic...
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7922008 |
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
A filter and filter material for providing or treating potable water is provided. The filter includes a housing having an inlet and an outlet, a filter material disposed within the housing, the...
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7919063 |
Device with a compressible matrix having homogeneous flow profile
A fluidic device containing a flow through chamber comprising an inlet port, an outlet port, and a fluid permeable, compressible matrix located in the chamber between said inlet port and said...
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7913858 |
Acid-neutralizing filter media
Acid-neutralizing filter media includes filter media fibers in combination with a strong base of small particle size and high surface area attached to and immobilized on the filter media fibers,...
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7910002 |
Separation
The invention refers to method for selectively binding and separating at least one component from whole blood or a body fluid, whereby the blood or body fluid is allowed to pass through a rigid...
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7909917 |
Porous structure with seed crystal-containing layer for manufacturing zeolite membrane, zeolite membrane, and method for manufacturing zeolite membrane
A porous substrate with a seed crystal-containing layer for manufacturing a zeolite membrane includes: a ceramic porous substrate, and a seed crystal-containing layer containing a zeolite powder to...
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7896167 |
Blood separator and method of separating a fluid fraction from whole blood
A novel composite of glass fiber paper and reinforcing material that is useful for high speed manufacturing of devices comprising it is disclosed. The composite is formed by pressing into a glass...
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7897038 |
Filter media surface modification for enhanced sealing and apparatus utilizing the same
A novel surface treatment is provided for portions of filter media coming in contact with the filter media holder, such as filter housing. In certain applications, the treatment is also applied to...
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7896168 |
Filters having improved permeability and virus removal capabilities
A filter block may comprise activated carbon filter particles without metallic biocides. The activated carbon filter particles may have a median particle size of less than or equal to about 90...
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7891499 |
Carbon membrane laminated body and method for manufacturing the same
A carbon membrane laminated body includes: a porous substrate, a first porous carbon membrane as a carbon membrane underlayer disposed on a surface of the porous substrate, and a second porous...
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7850012 |
Silane-treated silica filter media
The present invention provides methods for separating one or more components of interest from a sample containing particulates and soluble materials. The method comprises the steps of: (a)...
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7846743 |
Uses of parylene membrane filters
The invention provides parylene membrane filters, filter devices and methods of making them and using them in the mechanical separation of cells and particles by size. The provision of parylene...
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7846393 |
Membrane filter for capturing circulating tumor cells
The present invention provides a parylene-based membrane filter device for capturing of circulating tumor cells (CTC). The membrane filter has an array of holes having a predetermined geometric...
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7784620 |
Agglomeration for the treatment of acid mine drainage
Provided is an agglomeration for neutralizing acid mine drainage which includes a neutralizer and binder component consisting of steel slag in an amount of 75% to 95% by weight of the...
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7775376 |
Filter for the separation of leukocytes from whole blood or blood preparations, method for production of said filter, corresponding device and use thereof
The invention relates to a filter for the separation of leukocytes from whole blood, comprising a hydrophobic support material and a polymeric coating material, whereby the surface of the filter...
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7771818 |
Treatment of porous article
The present invention is a method for modifying at least one property of a porous membrane. The method comprises the steps of providing a porous membrane. The method also includes exposing the...
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7765698 |
Method of making electret articles based on zeta potential
A method of making an electret article, from a polymeric article that has a zeta potential of greater than or less than −7.5 millivolts. The article is charged by contacting it with an aqueous l...
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7763097 |
Devices, systems and methods for reducing the concentration of a chemical entity in fluids
A device for removal of at least a portion of carbon dioxide from an aqueous fluid includes at least one membrane through which carbon dioxide can pass to be removed from the fluid and immobilized...
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7749394 |
Methods of treating water
Disclosed is a method of providing potable water that includes providing a filter, passing water through the filter, and removing bacteria and viruses from the water with the filter. The filter...
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7740141 |
Method of making a granular media water filter
Granules comprise binder-agglomerated active particles for liquid treatment or filtration. Each granule has a center core of a material that itself has binding properties without the addition of...
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7740766 |
Methods for treating water
Disclosed is a method of providing potable water that includes providing a filter, passing water through the filter, and removing bacteria and viruses from the water with the filter. The filter...
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7740765 |
Methods for treating water
Disclosed is a method of providing potable water that includes providing a filter, passing water through the filter, and removing bacteria and viruses from the water with the filter. The filter...
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7712613 |
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
A filter and filter material for providing or treating potable water is provided. The filter includes a housing having an inlet and an outlet, a filter material disposed within the housing, the...
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7666311 |
Flocculating agent
Among flocculating agents reacting in a neutral region and also leaving treated water also in neutral region, a flocculating agent is proposed, which can be used simply and may carry out effective...
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7655075 |
Filter element and method for the production thereof
A method for producing a filter element involving applying a membrane layer to a carrier substrate, etching a membrane chamber, producing pores in the membrane layer, subjecting the membrane layer...
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7641794 |
Blood processing filter
A flexible blood filter allowing smooth flow of a liquid and being excellent in separation resistance, pressure resistance and centrifugation resistance. The blood processing filter, includes a...
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7625426 |
Method for making nano-scale filter
A nano-scale filter (10) includes a porous supporting component (14) and a carbon nanotube filtration membrane (12) sintered on a top surface of the porous supporting component. The porous...
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7614508 |
Water filter materials, water filters and kits containing silver coated particles and processes for using the same
A filter for providing potable water is provided. The filter includes a housing having an inlet and an outlet, a filter material disposed within the housing, the filter material formed at least in...
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7608189 |
Device for removing bacterial lipopolysaccharides and/or lipoteichoic acids from protein-containing fluids and its use for the treatment of sepsis
A device for removing bacterial lipopolysaccharides and lipoteichoic acids from blood or plasma in an extracorporeal perfusion system contains, in a housing that can be incorporated into the...
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7591954 |
Method for removing leukocytes, leukocyte-removing filter and utilization thereof
A method for removing leukocytes, whereby leukocytes can be removed at a higher level of performance in a short filtration time without clogging. A method comprising passing a leukocyte-containing...
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7588730 |
Devices for incorporating filters for filtering fluid samples
Devices and use thereof, the device comprising a filter and a means for region specific compression of the filter. Alteratively, the device comprises a filter; a region containing the filter; a...
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