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8182679 |
Organosilanes and substrate bonded with same
The present invention, provides novel silicon compounds, methods for making these novel silicon compounds, compositions comprising these novel silicon compounds attached to substrates, methods for...
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8177978 |
Reverse osmosis membranes
An interfacial polymerization process (IFP) for preparing a highly permeable TFC RO membrane by contacting on a porous support membrane for IFP, a polyfunctional acyl halide monomer and a polyamine...
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8177983 |
Mercury removal
A mercury absorbent comprising a metal sulphide, a support material, a first binder and a second binder, wherein the first binder is a cement binder and the second binder is a high aspect ratio...
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8173022 |
Method for manufacturing packing material, packing material, and column
A method for manufacturing a packing material includes a first step of reacting an inorganic particle having a hydroxyl group with a silane coupling agent including a silane coupling agent having...
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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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8167141 |
Gravity flow filter
A gravity-fed carbon block water filter in one embodiment includes a filter block comprising multiple sub-blocks each comprising filter media walls surrounding and defining a cavity for receiving...
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8157998 |
Device for separating out radioisotope thallium-201
Disclosed is a device for separating radioisotope thallium-201. The device includes an evaporation unit for a solution vial, a first glass vial connected to a first valve and a second valve, an ion...
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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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8147735 |
Semipermeable polymers and method for producing same
A polyamide membrane comprising reaction product of an anhydrous solution comprising an anhydrous solvent, at least one polyfunctional secondary amine and a pre-polymer deposition catalyst; and an...
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8146752 |
Water purification system and method
A polishing cartridge in a water purification system for final purification of water for distribution to a point of use. The system includes a closed water recirculation loop supplied at one point...
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8142654 |
Water bottle with filter
A disposable and recyclable water bottle formed of a non-toxic plastic composition includes a flexible sidewall, a neck with an open top and cap, and an open bottom end. A filter cartridge is...
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8142655 |
Filtration unit
A filtration unit (A) is immersed in raw water (W) that is held inside a reservoir tank, and includes a membrane module (5) that filters the introduced raw water (W). This filtration unit (A)...
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8142650 |
Water treatment system
A water treatment system comprises: an oil removal apparatus including a fixed-bed reactor configured to hold an adsorption particles by use of a magnetic unit, the adsorption particles each...
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8137561 |
Media for membrane ion exchange chromatography based on polymeric primary amines, sorption device containing that media, and chromatography scheme and purification method using the same
Media and devices, such as anion exchangers including such media, wherein the media is a membrane having a surface coated with a polymer such as a polyallylamine. The resulting membrane offers...
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8137559 |
Liquid clarification
The present invention relates to liquid clarification. More closely, the invention relates to beverage clarification, such as reduction of colloidal (not microbial) haze-causing substances in beer...
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8137548 |
Chelator-modified inorganic oxide particles
The present invention is directed to inorganic oxide particles that have been modified with a chelator group. In an embodiment, the chelator group is covalently bonded to a polymer. In an...
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8137563 |
Preparation of polysaccharide beads
The present invention relates a method of preparing agarose beads, which method results in a population of beads which are of relatively uniform particle size. In an advantageous embodiment, the...
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8137560 |
Separation process
The present invention relates to a process for separating a target radiolabelled compound from an impurity, apparatus for performing such a process and a removable cassette for use in such...
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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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8133390 |
Reversed endcapping and bonding of chromatographic stationary phases using hydrosilanes
A process for producing a chromatographic stationary phase for use in reversed-phase chromatography. Chromatographic stationary phases prepared according to the methods of the current invention and...
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8123940 |
Filtration unit for the selective elimination of a target substance
A filtration unit for the selective elimination of a target substance from a biological fluid comprising an external envelope, wherein the envelope encloses a filtering medium comprising: an...
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8119160 |
Hemostatic compositions and devices
The present inventions includes a plurality of packed particles that contain interstitial pores, where the interstitial pores have a pore volume and a median pore diameter effective to provide...
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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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8114279 |
Removal of microorganisms and disinfection byproduct precursors using elemental iron or aluminum
A process for removing microorganisms and/or precursors of disinfection by-products from a medium sought to be treated comprising treating the medium with one or more elements capable of forming an...
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8114280 |
Separation matrix and method of purification
The present invention relates to a separation matrix comprised of a porous support to which ligands have been immobilized, wherein said ligands comprise at least one sulphonamide and the R group of...
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8114294 |
Multi-layered macromolecules and methods for their use
Multi-layered macromolecules wherein the layers are covalently bonded together and wherein the macromolecules are covalently bonded to solid particulate substrates, methods for the preparation of...
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8101073 |
Separating agent for solid-phase extraction
The present invention relates to a separating agent for solid-phase extraction which comprises core particles of a base material; a hydrophilic polymer layer formed on the surface of the particles;...
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8092682 |
Matrix for separation of polyethers and method of separation
The present invention relates to a separation matrix comprised of a support to the surfaces of which polymer chains have been coupled, wherein each polymer chain presents recurring proton-donating...
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8092677 |
Separating agent for an enantiomeric isomer
The present invention is to provide a method of producing a separating agent for an enantiomeric isomer having a high optical resolution power together with sufficient solvent resistance. That is,...
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8088279 |
Runoff water filtration apparatus
A runoff water filter is defined by an elongate, tubular mesh container filled with a filter medium that is selected for the ability of the filter medium to remove target pollutants from the runoff...
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8080160 |
Pitcher type water purifier and purification cartridge for the water purifier
In a combination including a pitcher-type water purifier and its purification cartridge, which can adsorb and eliminate chemical substances such as chlorine from raw water, eliminate bacteria, and...
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8079480 |
Modification of drawn film
The Invention relates to a drawn polymer film, comprising (A) a polymer or polymer blend and at least (B) one additional component with an average particle diameter of between 0.1 and 15 μm, which ...
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8075767 |
Integrated high throughput system for the analysis of biomolecules
Described is an affinity microcolumn comprising a high surface area material, which has high flow properties and a low dead volume, contained within a housing and having affinity reagents bound to...
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8071006 |
Poly(tetrafluoroethylene) zeolite composite and methods
The present application thus provides a composite composition comprising PTFE and zeolite. According to another aspect, the present application provides a method for making a composite article...
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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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8056733 |
Structures that inhibit microbial growth
Structures treated with a microbiological interception enhancing agent comprising of a water-soluble cationic material having a counter ion associated therewith at specific sites on the cationic...
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8048198 |
High performance mixed matrix membranes incorporating at least two kinds of molecular sieves
The present invention discloses a new type of high performance mixed matrix membranes (MMMs) and methods for making and using the same. The MMMs comprise a continuous polymer matrix and at least...
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8048210 |
Web comprising fine fiber and reactive, adsorptive or absorptive particulate
The assemblies of the invention can comprise a fine fiber layer having dispersed within the fine fiber layer an active particulate material. Fluid that flows through the assemblies of the invention...
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8048305 |
Methods for separating and analyzing anionic compounds
Systems, methods and compositions for the purification, separation and analysis of anionic compounds, including polyanionic compounds are disclosed.
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8042696 |
Contaminant-reactive geocomposite mat and method of manufacture and use
Reactive geocomposite mats, and their method of manufacture, for treating contaminants in soil or water that allow the passage of essentially non-contaminated water therethrough. The geocomposite...
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8038887 |
Membranes for nanometer-scale mass fast transport
Nanoporous membranes comprising single walled, double walled, and multiwalled carbon nanotubes embedded in a matrix material were fabricated for fluid mechanics and mass transfer studies on the...
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8033400 |
Non-woven polymeric fabric including agglomerates of aluminum hydroxide nano-fibers for filtering water
The invention concerns the production of filter materials for the purification and disinfection of water, water solutions and other liquids, as well as for sterilizing filtration of injections and...
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8029857 |
Micro-and nanocomposite support structures for reverse osmosis thin film membranes
Disclosed are compaction resistant thin film composite membranes having a porous polymeric support; a semi-permeable polymer film polymerized on the porous polymeric support; and particles, of a...
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8025160 |
Sulfur-impregnated organoclay mercury and/or arsenic ion removal media
The use of a sulfur-impregnated organoclay provides a mercury or arsenic removal media having increased reactivity, stability, and mercury removal ability. The Hg/As removal media described herein...
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8025800 |
Element removal apparatus
A process and apparatus for removing elements is described herein.
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8017015 |
Monolithic column chromatography
Provided herein are methods of liquid column chromatography in which preparative chromatography is performed in-line with analytical chromatography. In particular aspects a monolithic preparative...
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8016123 |
Filter element with active carbon coating
A filter element has a first filter layer that has an active carbon layer, a top cover layer connected to the active carbon layer and a bottom cover layer connected to the active carbon layer...
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8016125 |
Materials, filters, and systems for immobilizing combustion by-products and controlling lubricant viscosity
A chemical filter for use within an internal combustion engine lubrication system. The chemical filter employs filtration media including particles having internal pores and interstitial pores...
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8011330 |
Systems and methods for engine emissions reduction on ships
The present invention relates to the reduction of harmful exhaust emissions on ships using diesel engines equipped with a wet emissions reduction system. In particular, the invention relates to a...
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8012349 |
Small volume unitary molded filters and supports for adsorbent beds
Methods and devices are provided for preparing and separating biological analytes. In one embodiment, one or more filtration devices or filter plate wells can be formed by clamping a filter sheet...
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