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Class 210/502.1 - Sorptive component containing


Subclass of Class 210 - Liquid purification or separation
Definition: Compositions including a component having the property of
No. of patents: 1118
Last issue date: 04/03/2012


1                      
NumberTitleIssue Date
8146752Water 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 by a water inlet with water to be purified, and having at least one o...
04/03/2012
8056733Structures 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 material, in combination with a biologically active metal salt, wherein...
11/15/2011
8042696Contaminant-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 mat includes a pre-formed woven or non-woven geotextile, having a thic...
10/25/2011
8025160Sulfur-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 is prepared by impregnating an organophilic clay with elemental (free...
09/27/2011
7998344Methods and apparatuses for filtering water from oil and gas wells
The invention relates to a method and apparatus for filtering contaminated water from an oil or gas well. ...
08/16/2011
7870965Geotextile composite for filtration of contaminated liquids and sediments
Geotextile composite configured to filter liquids The geotextile composites include a pre-filter layer, a post-filter layer and at least two intermediate filter layers disposed between the pre-filter layer and the post-filter layer. At least one fibrous web that inc...
01/18/2011
7854330Contaminant-reactive geocomposite mat and method of manufacture and use
Reactive geocomposite mats, and their method of manufacture, for treating contaminants in sediment, soil or water that allow the passage of essentially non-contaminated water therethrough. The geocomposite mat includes a pre-formed woven or non-woven geotextile, tha...
12/21/2010
7850012Silane-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) filtering a sample through silica filter media whose surface silanol groups h...
12/14/2010
7673757Adsorbent filter media for removal of biological contaminants in process liquids
Adsorbent filter media particularly suited for removal of biological contaminants in process liquids. A porous fixed bed of adsorbent material is formed, using only a granular adsorbent and a water-insoluble thermoplastic binder. The resulting composite filter allow...
03/09/2010
7601262Sub-micron filter
Aluminum hydroxide fibers approximately 2 nanometers in diameter and with surface areas ranging from 200 to 650 m2/g have been found to be highly electropositive. When dispersed in water they are able to attach to and retain electronegative particles. Whe...
10/13/2009
7575682Contaminant-reactive geocomposite mat and method of manufacture and use
Reactive geocomposite mats, and their method of manufacture, for treating contaminants in sediment, soil or water that allow the passage of essentially non-contaminated water therethrough. The geocomposite mat includes a pre-formed woven or non-woven geotextile, tha...
08/18/2009
7507340Ion processing element with composite media
An ion processing element employing composite media disposed in a porous substrate, for facilitating removal of selected chemical species from a fluid stream. The ion processing element includes a porous fibrous glass substrate impregnated by composite media having ...
03/24/2009
7488418Methods and apparatuses for filtering water
The invention relates to a method and apparatus for filtering or purifying water. ...
02/10/2009
7476316Molecularly imprinted polymers (MIPS) for the selective removal of inorganic contaminants from liquids
A method of creating a cationic molecularly imprinted polymer bead that can bind inorganic target compounds is disclosed and described. The cationic molecularly imprinted polymer bead can be formed by complexing a target compound with a cationic ligand, polymerizing...
01/13/2009
7442293Oil/water separation apparatus for oil-containing mixture
Oil adsorbent layers 4 and packed layers 5 are alternately laminated inside a treatment vessel 2, the oil adsorbent layers 4 comprise ten laminated flat sheets 4a composed of polypropylene, and gelled aluminum hydroxide 1...
10/28/2008
7442299Ion exchange porous resins for solid phase extraction and chromatography
Embodiments of the present invention are directed to porous resins for solid phase extractions. The resins feature at least one hydrophobic component, at least one hydrophilic component and at least one ion exchange functional group. The resins exhibit superior wett...
10/28/2008
7438806Affinity matrices with enhanced visibility for molecular pull-down and immunoprecipitation applications
An affinity matrix for use in affinity based molecular pull down and immunoprecipitation procedures. The affinity matrix comprises a polymeric support, a dye attached to a fraction of the polymeric support to enable optical detection of the polymeric support, and an...
10/21/2008
7427352Fluid purifier having magnetic field generation
A fluid purifier includes a filter having a chamber of reduced cross section formed either between an inner wall and an outer wall or within the inner wall. A ceramic layer of granular ceramic particles and at least a pair of magnetic layers each comprising an annul...
09/23/2008
7419060Integrated fuel container and impurity removal cartridge
A fuel supply for a fuel cell including a fuel container and an impurity removal cartridge connected to the fuel container, where both the fuel container and the impurity removal cartridge are integrated into a single unit. ...
09/02/2008
7419593Bioremediation mat and method of manufacture and use
Bioremediation geocomposite articles, and their method of manufacture, for treating (digesting) contaminats in soil or water. The bioremediating geocomposite mat includes a woven or non-woven geotexile, having a thickness of about 6 mm to about 200 mm. In the prefer...
09/02/2008
7410572Combination particulate and acid-neutralizing filter
The present invention provides a filter apparatus for use in removing impurities and acids contained in a fluid that includes a particulate filter and an acid-neutralizing filter. Preferably, the particulate filter and the acid-neutralizing filter are positioned wit...
08/12/2008
7410525Mixed matrix membranes incorporating microporous polymers as fillers
The present invention is for a polymer/polymer mixed matrix membrane and the use of such membranes in gas separation applications. More specifically, the invention involves the preparation of polymer/polymer mixed matrix membranes incorporating soluble polymers of i...
08/12/2008
7410065Membrane for the separation of material mixtures and method for production thereof
The invention relates to a membrane for the separation of material mixtures by the principle of vapor permeation or pervaporation, in particular for the dewatering of organic solvents, comprising at least one support layer and at least one material-selective separat...
08/12/2008
7407576Separating agent for an optical 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, a method of producing a separating agent for an enantiomeric isomer c...
08/05/2008
7402243Organosilanes 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 attaching the novel silicon compounds to substrates and methods for us...
07/22/2008
7399409Packing material for separation of optical isomer and method of separating optical isomer with the same
The objectives of this invention are to provide a filler for separating optical isomers, capable of efficiently carrying out optical resolution of optical isomer mixtures, and to provide a process for separating optical isomers by a simulated moving bed chromatograp...
07/15/2008
7396461Filter cartridge for gravity-fed water treatment device
A filter cartridge for use in gravity-fed water treatment systems wherein filter elements include a dome-shaped hydrophilic porous particulate carbon powder block filter in a polymeric binder. The filter has a closed upper end and an open lower end with sidewalls ex...
07/08/2008
7396467Method of preparing a chromatography matrix
The present invention relates to a method of preparing a porous cross-linked polysaccharide chromatography matrix, which comprises to provide an aqueous solution of a gellable polysaccharide, wherein part of the hydroxyl groups are substituted with groups which are ...
07/08/2008
7396468Methods and system for protein separation
The present disclosure relates to a system and method for membrane protein separation including: fractionating a membrane sample on a reversed-phase superficially porous stationary phase at a temperature of greater than or equal to about 40° C. to recover a protein...
07/08/2008
7393453Method for analysis of perchlorate
A method for analyzing the content of perchlorate in a sample matrix comprising the steps of extracting the sample matrix and applying it to a reverse phase column, followed by elution with a mobile phase. The reverse phase column optionally has a protein coating de...
07/01/2008
7390403Prefilter system for biological systems
The present invention is to a prefilter for purification systems such as affinity chromatography columns and ultrafiltration systems. The prefilter, positioned upstream of the system inlet, reduces the presence of non-specific binding (NSB) species that enter the sy...
06/24/2008
7384546Multi-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 such compositions, and methods for their uses in a multitude of end us...
06/10/2008
7374673Channeled polymer fibers as stationary/support phases for chemical separation by liquid chromatography and for waste stream clean-up
Polymer fibers having a novel cross-sectional geometry are used as stationary phase materials for liquid chromatography separations. Fibers of 20 to 50 micrometer diameters have surface-channel structures extending their entire lengths. Bundles of fibers having this...
05/20/2008
7374680Filtration matrix
The filtration device of the present invention relies on materials and methodologies that achieve the formation of a structural matrix that may later accommodate the addition of other adsorbent materials as opposed to merely binding adsorbent materials together thro...
05/20/2008
7368056Production of potable liquids
Water-desalination and/or water purification devices. Alternatively, devices that are implantable in animal bodies, possibly configured as self-inflating spinal disc prostheses. The devices include specified types of water-absorbing solute encapsulated by non-porous...
05/06/2008
7364656Triazine-based detoxification agents and their use
An affinity ligand-matrix conjugate comprises the matrix and conjugated thereto by the group Z, a ligand having general formula (I): wherein one X is N and the other X is N, CCL or CCn; A1 and A2 are e...
04/29/2008
7357864Microfluidic device
The object of the present invention is to provide a production process of a microfluidic device in which a porous resin layer, which is capable of optimally fixing a large amount of enzyme, antigen or other protein or catalyst on the inner surface of a minute channe...
04/15/2008
7357868Nanocrystal-containing filtration media
The invention relates to filtration media having nanocrystals of metal oxides, encapsulated in or impregnated into a binder matrix, which binds together particles of activated carbon. The filtration media can be compressed into a filtration block, has low pressure d...
04/15/2008
7351335Filter module
A filter module provided with a housing (3) having an inlet (6) for a liquid to be filtered and an outlet (10) for filtered liquid, with a first filter element (7-9, 12) accommodated in the housing (3), in the form of a poro...
04/01/2008
7347946Method for inhibiting microbial growth in liquid nutrients
A method for inhibiting growth of microbes in a liquid having a pH equal to or greater than about 2.5 by using a filter bed assembly or filter for filtering the liquid having a metal-ion sequestering agent for removing designated metal ion from the liquid. The liqui...
03/25/2008
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