| Entries |
| Document | Title | Date |
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| 20080217251 | METHOD OF PURIFYING IMMERSION OIL - A method of purifying immersion oil, includes bringing a liquid organic compound into contact with a solid base, wherein the solid base is barium oxide. | 09-11-2008 |
| 20080237133 | MACROPOROUS COPOLYMERS WITH LARGE PORES - The present invention provides a macroporous copolymer having large pores, typically in the range of 5,000-200,000 Å and a typical breaking weight of at least 175 g/bead. The macroporous copolymers can be made using an interpenetrating polymer network (IPN) techniques. These macroporous copolymers may also form macroporous resins. The present invention also provides methods of using the macroporous copolymers and resins. | 10-02-2008 |
| 20080251460 | Biocidal Polymers - Norbornene-based biocidal polymers having primary, secondary or tertiary amine or phosphine end groups, the parent monomers, processes for preparing the monomers and polymers, and their use. | 10-16-2008 |
| 20080257823 | Process for the Preparation of an Adsorbent Material Containing Iron Oxyhydroxide, Adsorbent Material and the Use Thereof - The invention relates to a process for producing an adsorbent material containing iron oxyhydroxide, wherein an iron oxyhydroxide mass having a moisture content of 5-15% by weight is produced, said mass is granulated by compaction, followed by comminution and sieving of the compacted product to give product granules with grain sizes ranging between 0.5 and 4 mm. The invention is also relates to a granular adsorbent material containing iron oxyhydroxide, the grain size of the granules being between 0.5 and 4 mm, and the bulk density thereof being from 0.8 to 1.5 g/cm | 10-23-2008 |
| 20080277347 | SAMPLE PREPARATION DEVICE AND METHOD UTILIZING POLYAMIDE TUBE - Polyamide sample preparation tubes with a hollow polyamide tube and an extraction medium contained within the tube are utilized in the sample preparation devices. The sample preparation tubes are substantially inert and show little tendency to dissolve or leach contaminants into nonaqueous liquids. The polyamide tubes may be used in preparing samples for analytical procedures such as GC, GC/MS, LC or LC/MS. | 11-13-2008 |
| 20080302725 | Modulated Bundle Element - An apparatus for the adsorption of components of fluids or the catalytic reaction of components of fluids. The apparatus has numerous membranous elements formed as fibers, strands, strips, or the like. Each element possesses a desirable property such as the ability to adsorb certain components of a fluid or the ability to catalyze a particular chemical reaction. The elements are packaged into bundles of elements structured such that sufficient space exists between individual elements to allow for the flow of a fluid through the bundle. The bundle is contained within an impermeable casing containing one or more inlet ports and one or more outlet ports. The elements may have materials that are able to adsorb specific substances. The elements also may have materials that are able to catalyze certain chemical reactions. | 12-11-2008 |
| 20090001021 | Air filtration media comprising non-metal-doped precipitated silica and/or silicon-based gel materials - The present invention relates generally to an environmental control unit for use in air handling systems that provides highly effective filtration of noxious gases (such as ammonia). Such a filtration system utilizes novel undoped precipitated silica or silicon-based gels to temporarily trap and remove such undesirable gases from an enclosed environment and permit recycling of such gases subsequently thereto. Such precipitated silicas need to exhibit specific pore sizes, pore volumes, pore diameters, and particles sizes to be effective for such a purpose. The combination of these particular properties permits highly effective noxious gas filtration such that excellent uptake and breakthrough results are attained, particularly in comparison with prior media filtration products. Methods of using and specific filter apparatuses are also encompassed within this invention. | 01-01-2009 |
| 20090095682 | CATCH BASIN FILTER ABSORBER METHOD FOR WATER DECONTAMINATION - A storm water treatment device that is installed under the grate of new or existing catch basins, and more commonly referred to as an insert. The catch basin decontamination apparatus has a universal housing and support ring that allows one design to fit most applications. Adjustable chains allow for proper position below grate and a semi-flexible molded or rigid deflector directs incoming drain water to the housing. A slip-on filter/absorber cartridge fits over a perforated drain tube, in the center of the housing, allowing the drain water to first pass through the filter/absorber media before exiting through the drain tube and out the bottom of the housing. The filter/absorber cartridge includes a variety of absorber materials that absorb oil and repel water. Activated carbon, microbes and other site specific absorbents can be used in the replaceable slip-on cartridge. A leaf pre-strainer helps prevent leaves and debris from entering the housing. A clean in place suction tube and clod buster form of the apparatus aids in cleaning the housing. | 04-16-2009 |
| 20090095683 | PORTABLE FUEL DESULTURIZATION UNIT - A mobile fuel filter for removing sulfur-containing compounds from a diesel fuel is provided. The mobile fuel filter comprises: a filter median comprising an absorbent for removing sulfur-containing compounds from the diesel fuel, the filter median being in fluid communication with a storage device, the storage device having a holding capacity greater than 1000 gallons and being configured for storing the diesel fuel, the absorbent being configured to remove sulfur containing compounds from the diesel fuel to produce filtered diesel fuel having less than 15 ppm of sulfur containing compounds, the absorbent comprises an inorganic oxide having a surface acidity characterized by a pK | 04-16-2009 |
| 20090107918 | AMPHOTERIC ION EXCHANGERS - The present invention relates to novel amphoteric ion exchangers which possess not only phthalamide groups of the formula (I) | 04-30-2009 |
| 20090114597 | GEOTEXTILE COMPOSITE FOR FILTRATION OF CONTAMINATED LIQUIDS AND SEDIMENTS AND METHODS OF USING SAME - 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 includes composite fibers and adsorptive particulates is disposed between the at least two intermediate filters. The fibrous web has a structural component, and a thermally-bondable, polymeric component. | 05-07-2009 |
| 20090120879 | Material For Transfer Of Substance In Liquid Comprising Polymer Blend - There is provided in the present invention a material for transfer of a substance in a liquid, which can trap/remove an objective substance contained in drainage water, waste water or a liquid at a limited area, and also can readily retrieve the polymer after trapping the objective substance from the liquid. The present invention relates to the material for transfer of a substance in a liquid containing a polymer blend comprising an amine-based polymer and a hydrophilic polymer. | 05-14-2009 |
| 20090159531 | COMPOSITE ADSORBENT BLOCK FOR THE TREATMENT OF CONTAMINATED FLUIDS - An apparatus for use in the treatment of contaminated fluid is provided. The apparatus includes a body portion, made from a mixture of a waste adsorbent material and a binder material, for use in the removal of contaminants. The adsorbent material may be a nanosorbent material manufactured from self-assembled monolayers on mesoporous supports (SAMMS). The binder material, on the other hand, may include any thermoplastic material capable of binding the adsorbent material together to subsequently provide a composite material that can be shaped into a block. A method for treatment of contaminated fluid is also provided. | 06-25-2009 |
| 20090211981 | DRY AMORPHOUS SILICA PRODUCT WITH INERT CARRIER TO REMOVE OIL FROM SURFACES - A dry product that permanently removes oil and oil stains from liquid or dry surfaces and is environmentally safe. The dry product is formed by mixing efficacious proportions of untreated amorphous silica with a dry, inert organic, inorganic or synthetic carrier, or combinations of said carriers. Suitable inert carriers include, but are not limited to, (a) inert inorganic carriers including, but not limited to, clays, perlite, vermiculite, crushed glass, volcanic ash and sand; (b) inert organic carriers, including, but not limited to, peat moss, straw, hay, sawdust, ground corncobs, flours, and coconut coir, and (c) inert synthetic carriers, including, but not limited to, polyurethane, polyethylene and polypropylene. The dry product can be applied directly to oil stains either on a hard surface, such as concrete or asphalt, or to oil spills on water. | 08-27-2009 |
| 20090283477 | APPARATUS AND METHOD FOR FILTERING LIQUID - A liquid is filtered with a microsieve. Use is made of a crossflow channel running along a supply surface of the microsieve, and of a drain connected to a drain surface of the microsieve. During a filtering phase, a pressure drop is maintained from a point in the crossflow channel upstream of the microsieve to a point in the drain. The filtering phase is repeatedly interrupted by reducing a flow limitation in the crossflow channel downstream of the microsieve, such that a pressure difference across the microsieve reverses sign. As a result, the pressure reversal coincides with an increase of the flow through the crossflow channel, with a strongly cleaning effect on the microsieve. | 11-19-2009 |
| 20090308812 | METHODS AND SYSTEM FOR REMOVING IMPURITIES FROM HEAVY FUEL - A method of removing impurities from heavy fuel includes providing a first stationary adsorption column. The method further includes packing adsorbent particles that have a particle size distribution wherein at least about 50% of the particles have a diameter greater than about 18 microns in the first column. The method further includes diluting heavy fuel with a solvent to form a solvent-fuel mixture, and supplying the solvent-fuel mixture through the first column to facilitate removing impurities from the mixture. | 12-17-2009 |
| 20100006505 | FILTER WITH IODINATED RESIN AND FILTER LIFE INDICATOR - A filter having a flow path for a filtrate may generally comprise an iodinated resin, wherein the iodinated resin releases iodine into the filtrate, and an ion exchange column downstream from the iodinated resin, the ion exchange column comprising at least one ion exchange resin, wherein the at least one ion exchange resin progressively changes color as iodine is absorbed from the filtrate, and an indicator to indicate when the amount of iodine in the iodinated resin reaches a predetermined lower threshold. Other embodiments include methods of using embodiments of the filter described herein. | 01-14-2010 |
| 20100006506 | Process for treating substances contaminated by heavy metals - Process for treating substances contaminated by heavy metals, according to which a calcium phosphate gel is produced and is brought into contact with the contaminated substances. | 01-14-2010 |
| 20100018927 | WATER IONIZER FAUCET AND METHODOLOGY FOR ITS USE - One possible embodiment of the invention could be a water ionizer faucet comprising of a body supporting a first spout, a second spout, and a water control valve, the body being adapted to be attached to a sink having a drain; each spout having an open tip continuously connected to an waterline attachment with the first spout having its open tip being located further away from the body than the other spout tip; and the water control valve that can closeably connect a water supply to a water ionizer. | 01-28-2010 |
| 20100078388 | EMM-11, A Novel Synthetic Crystalline Microporous Material, Its Preparation and Use - EMM-11 is a novel synthetic crystalline microporous material having a single crystalline phase with a unique 3-dimensional channel system comprising three sets of channels, namely a first set comprising 10-ring channels, and a second set and third set comprising 8-ring channels. EMM-11 has unique T-atom connectivity and X-ray diffraction pattern which identify it as a novel material. EMM-11 may be prepared with an organic structure directing agent, preferably, 3-isopropyl-1-methyl-1H-imidazol-3-ium. EMM-11 may be used in organic compounds conversion and absorptive processes. | 04-01-2010 |
| 20100108608 | CO-SINTERED POLYMER STRUCTURES - A co-sintered porous polymer includes at least one molecule specific powder for adsorbing at least one target molecule from a complex liquid mixture when the liquid is passed through the porous co-sintered polymer. The co-sintered polymer can include a sintered porous polyethylene substrate. The or each molecule specific powder can be an immobilising adsorbent powder, for example a molecularly imprinted polymer or a rationally designed polymer. | 05-06-2010 |
| 20100133193 | DIESEL SULFUR FILTER-NANOADSORBER AND METHOD OF FILTERING A LIQUID FUEL - Disclosed herein is filter media that may be used for removing sulfur-containing compounds from a post-refinery fuel stream. The filter media comprises an inorganic oxide nanomaterial having a surface acidity characterized by a pK | 06-03-2010 |
| 20100140175 | POLYMERIZED POLYMERIC FLUID STORAGE AND PURIFICATION METHOD AND SYSTEM - A method of storing and dispensing a fluid includes providing a vessel configured for selective dispensing of the fluid therefrom. A polymerized polymeric material is provided within the vessel. The fluid is contacted with the polymerized polymeric material for take-up of the fluid by the polymerized polymeric material. The fluid is released from the polymerized polymeric material and dispensed from the vessel. | 06-10-2010 |
| 20100147766 | SEPARATION PROCESS - The present invention relates to a process and a system for separation of fluids and solids present in a slurry, wherein at least one additive is added to the slurry, which slurry then is fed into a coiled tubing for mixing of the at least one additive with the slurry to obtain a mixed slurry, and thereafter the mixed slurry is separated into fluids and solids. Further, the present invention relates to a coiled tubing for mixing of at least one additive and a slurry. The present invention is especially useful in separation of slurries, such as biomasses and manure from different animals such as cattle, but is also applicable for other types of slurries. | 06-17-2010 |
| 20100237017 | TWO BOTTLE FILTER CONNECTOR SYSTEM WITH REMOVEABLE RING - A portable water filtration system that interconnects two, otherwise separate, water bottles arranged vertically such that water flows under gravitational pressure from a first water bottle through a filter configured to capture small particle impurities to a second water bottle and removes small particle impurities before they enter the second water bottle. The filtration system is implemented within a cap that can attach to a variety of standard water bottles, such as Nalgene™-type water bottles. A removable connector ring attaches to the cap to connect a second water bottle to the system. When vertically aligned, water flows from a first water bottle through the filter element in the cap to the second water bottle to remove small and large particles. | 09-23-2010 |
| 20100252504 | Method for Controlling Microbial Contamination in Water - A method for controlling the microbial contamination of water. Impure water is passed through a container packed with a specially-treated antimicrobial zeolite material. Zinc ions incorporated into the framework of the zeolite provide the antimicrobial effect. The method is designed to control bacterial levels while preserving the taste and potability of the water. | 10-07-2010 |
| 20100264087 | Method for reducing clogging of filters - A method for improving the service life of passive filtration and infiltration devices. Contaminated water, such as stormwater runoff or wastewater, is filtered through a media comprising of a mixture of filter media and stimuli-responsive polymer particles. The polymer particles reversibly expand/contract in response to changes in certain environmental stimuli, resulting in increased macropores and breakup of sediment and crust that would otherwise reduce hydraulic flow. The method is effective in a variety of passive devices, including conventional particulate filters, infiltration systems, and high loading canister, cartridge and catch basin filter devices. | 10-21-2010 |
| 20100294720 | Method for separating fission product, and apparatus used therefor - Provided is a method that can remove fission products in a spent electrolyte produced in a dry reprocessing process by an easy operation and can vitrify the fission products easily, the fission products including not only the fission products that generate precipitate but also the fission products that generate no precipitate. A spent electrolyte produced in a dry reprocessing process is subjected to a phosphate conversion processing to obtain a processing target substance; the processing target substance is passed through a separating material | 11-25-2010 |
| 20100294721 | BATTERY SPILL CONTAINMENT TRAYS, BATTERY SPILL CONTAINMENT SYSTEMS, AND METHODS OF BATTERY SPILL CONTAINMENT - Battery spill containment trays, battery spill containment systems, and methods of battery spill containment are provided. A spill containment system includes a tray mountable on a rack and including a support surface for supporting a device thereon; and an absorbent member removably installed on the tray below the support surface and configured to absorb a spilled substance of the device. | 11-25-2010 |
| 20100314321 | Spill control material - A spill control material has a combination of a pre-defined blended granule size mixture of amorphous alumina silicate in an aggregate blend of a plurality of predefined sieve grades where the combination has enhanced encapsulation properties greater than a single granule formulation. The pre-defined blended granule size mixture of amorphous alumina silicate has granules ranging in sizes larger than five microns and less than sixty-six microns in an aggregate blend of sieve grades #3 and #0. | 12-16-2010 |
| 20110084027 | CLUMPED SORBENT MATERIAL - The present invention pertains to a natural product litter composition as well as methods of preparing and using a natural product litter as a sorbent for liquids. The sorbent contains 1 to 10% by weight Aspen particles and 90 to 99% by weight ground grain byproducts including red dog wheat and wheat middlings. The sorbency of a ground grain litter can be improved by pelletization and crumbling. | 04-14-2011 |
| 20110094967 | COMPOSITE MATERIAL COMPOSED OF POLYMER MATERIALS AND A POROUS MINERAL MATRIX AND THE PRODUCTION AND USE THEREOF - The present invention relates to a composite material, particularly a composite material designed as a molded body and/or suited for the production of molded bodies, composed of polymer materials and a porous mineral matrix, said composite material expanding under the action of liquids, particularly aqueous liquids and/or aqueous oil emulsions, and storing said liquids, characterized in that the matrix it comprises includes crushed and/or ground, open-pored, expanded/expanded perlite in the form of sharp-edged perlite particles and at least one natural and/or synthetic cross-linked and/or partially cross-linked polymer and/or polymer forming a hydrogel. | 04-28-2011 |
| 20110100916 | SOLID SUPPORT WITH A GRAFTED CHAIN - Articles that contain a solid support with a grafted chain extending from the solid support, methods of making these articles, and various uses of the articles are described. More specifically, the grafted chain has a functional group that can react with or interact with target compound. Alternatively, the functional group on the grafted chain can react with a modifying agent to provide another group that can react with or interact with the target compound. The grafted chains are attached to the solid support through a ring-opened azlactone group. The articles can be used to purify the target compound or to separate the target compound from other molecules in a sample. | 05-05-2011 |
| 20110168633 | METHOD AND SYSTEM OF CONTROLLING LIQUID SURFACE LEVEL IN ION-EXCHANGE RESIN TOWER AND INTERFACE LEVEL SENSOR - A liquid surface level control method for an ion-exchange resin tower according to the present invention comprises steps of determining an operation signal (S | 07-14-2011 |
| 20110186519 | PROCESS FOR MANUFACTURING A COMPOSITE SORBENT MATERIAL FOR CHORMATOGRAPHICAL SEPARATION OF BIOPOLYMERS - The present invention relates to a sorbent material for separation and purification of biopolymers, particularly nucleic acids, having a solid support substantially modified with a copolymer coating comprising aromatic monomers and crosslinking compounds and unsaturated esters or ethers preferably attached to the support via a vinylchlorsilane. The use of these materials for separation of nucleic acids, particularly a one-step isolation of DNA from lysates of different biological sources, is an object of the invention as well as a chromatographic column or cartridge at least partially filled with the sorbent material of the invention, a membrane-like device comprising the sorbent material of the invention, and a kit comprising the sorbent material of the invention in bulk or packed in chromatographic devices as well as other devices necessary for performing sample preparations. | 08-04-2011 |
| 20110192798 | Methods of Making and Using Filtering Unit for a Virucide Substance - A filtering unit for removing a virucidal substance from a biological fluid including an outer casing having at least one input aperture and at least one output aperture. The outer casing including a filter medium, which separates the filtration unit into an input compartment and an output compartment. The filter medium includes at least one hydrophilic material able to absorb or adsorb the virucidal substance. The at least one hydrophilic material includes either porous non-woven material or a porous membrane. | 08-11-2011 |
| 20110192799 | Sorbent Compositions - Mats for absorbing one or more fluids are disclosed. The mats comprise fiberglass and optionally, one or more additional fibers, such as low melt thermoplastic binders. Multilayer are disclosed featuring glass fiber sandwiched between one or more nonwoven fabrics on one or more faces. Methods for manufacturing and using the mats to absorb/adsorb one or more fluids are disclosed. A medium comprising fiberglass and one or more sources of additional fiber is also disclosed, as are kits for absorbing fluids using the mats or the medium. | 08-11-2011 |
| 20110210071 | Remediation System For Transition Metal Ions And Method For Same - In at least one embodiment, a remediation system for oxic water having transition metal ions includes a first chamber defining a first cavity having a first inlet and a first outlet. The first cavity includes oxic water having dissolved ions of reduced species of chalcogenides. The system also includes a second chamber in fluid communication with the first chamber. The oxic water has a pH ranging from 2.5 to 7.5 when present in the first chamber. | 09-01-2011 |
| 20110240558 | METHOD FOR RECOVERING CORROSION PREVENTIVE AGENT IN ELECTRODISCHARGE MACHINING LIQUID SUPPLY APPARATUS - Disclosed is a method for recovering a corrosion preventive agent in an electrodischarge machining liquid supply apparatus. The method includes the step of passing a first electrodischarge machining liquid having a corrosion preventive agent added there to through, an ion exchange resin column to maintain a suitable specific resistance of the first liquid, and the step of passing a second liquid free from a corrosion preventive agent through the ion exchange resin column to desorb the corrosion preventive agent adsorbed in the ion exchange resin column. The second liquid is, for example, tap water or a machining liquid having a low corrosion preventive agent concentration. The corrosion preventive agent is, for example, adenine which is a purine base. | 10-06-2011 |
| 20110240559 | Purification of fluoroionomer compositions - A process for the purification from ionic impurities of a fluoroionomer liquid composition, comprising: providing a liquid composition comprising at least one fluoroionomer (I-1) in a liquid medium, the liquid composition comprising ionic impurities; contacting the liquid composition with a solid particulate comprising at least one fluoroionomer (I-2) having ion exchange groups, wherein H | 10-06-2011 |
| 20110259828 | Zeolite Adsorbent Having an Organic Binder - The present invention relates to an agglomerated zeolite adsorbent containing at least one polymer matrix that is greatly laden with at least one zeolite adsorbent. The invention also relates to the method for preparing such an adsorbent and to the uses thereof, particularly as an adsorbent of moisture, odors, volatile organic components, and the like. | 10-27-2011 |
| 20110272358 | Media compaction compensating support system for pollutant stream remediation reactors - The present invention discloses a method of forming a media support wall framework having a graduated through/pore space of the framework wall such that the graduation provides a greater through space in the lowest region of the framework; providing thus an entry plenum pressure differential compensation that compensates for media compaction problems associated with media contained in vertically standing remediation units; thus providing a more equalized passage of a contaminated air or water stream in a radial direction through out the full height of the media bed and assuring more efficient use of the contained media. | 11-10-2011 |
| 20110272359 | MANUFACTURING SYSTEMS WITH REACTOR UNITS - A reactor unit includes a bed of desiccant and a bed of media for treating pollutants. The media includes an adsorptive material and a reactive material. The adsorptive material is selected from at least one of activated carbon and zeolite. The reactive material is selected from at least one of potassium permanganate and sodium hydroxide. The adsorptive material is impregnated with reactive materials to enhance performance. A method of using the reactor unit includes delivering a moldable material into a mold. An effluent stream carrying pollutants produced by the moldable material flows through the reactor unit. | 11-10-2011 |
| 20110278229 | Centrifugation Method - A centrifugation method for separating a high specific gravity substance and a low specific gravity substance from a mixture thereof, which prevents the contamination of the high specific gravity substance in collecting the low specific gravity substance after a separation operation, is provided. The centrifugation method includes centrifuging a mixture comprising a high specific gravity substance, a low specific gravity substance, and at least one of a thermoreversible gel and a dissolved gelling agent capable of forming a thermoreversible gel, in which the thermoreversible gel or the dissolved gelling agent forms a gel layer which separates the low specific gravity substance and the high specific gravity substance. The centrifugation is preferably carried out at a temperature equal to or lower than the gelation temperature of the gelling agent. | 11-17-2011 |
| 20110284467 | PLASMA PURIFYING DEVICE AND METHOD OF CONTROLLING PLASMA PURIFYING DEVICE - A plasma purifying device is provided that is capable of recovering blood and plasma remaining within the plasma purifying device easily and without risk of coagulation, following completion of plasma purification therapy. The plasma purifying device has a control unit controls flow rates of the air pump and a plasma pump so that a pressure of the filtration side space of the plasma separator is higher than a pressure of the blood side space while delivering blood to the blood side space of the plasma separator by continuing to operate a blood pump without stopping following completion of plasma purification and then delivers plasma remaining in a filtration side space of a plasma separator to a blood side space of the plasma separator or to a plasma circuit by supplying air from an air pump. | 11-24-2011 |
| 20110284468 | USES OF HYDROPHOBIC AGGREGATES AND METHODS FOR PERFORMING THOSE USES - A method of mitigating the growth of roots comprising positioning at least one layer of hydrophobic sand adjacent said roots. In some embodiments the sand is positioned beneath the roots to preserve water and/or the sand includes a coating containing a compound containing aluminum. | 11-24-2011 |
| 20110297615 | FLUID PROCESSING DEVICE - The present invention relates to a system, apparatus, and method for separating components of a fluid, e.g. blood, which eliminates the need for expensive hardware and produces a stabilised waste product. The system comprises an apparatus or device (V) for separating components of a fluid (15′) comprising a container (5′) having at least one separation or filtration member (10′) capable of selectively separating or filtering at least one component from the fluid, and a superabsorbent material (20′) capable of absorbing the at least one component separated from the fluid, and thereby providing a processed fluid free or substantially free of said at least one component; and agitation means. | 12-08-2011 |
| 20110309021 | MITIGATION OF IRRIGATION WATER USING ZERO-VALENT IRON TREATMENT - In one embodiment, this invention relates to a treatment for irrigation water by removing microbiological impurities and DBP precursors, utilizing filtration media comprising zero-valent metal to retain and inactivate microbiological agents such as viruses and bacteria such as | 12-22-2011 |
| 20120000854 | CONTINUOUS REMOVAL OF DISPERSE DYES FROM SOLUTION VIA CARBON-BASED FIBER MEDIA - The present invention is directed to a method of removing colorants from a material. The method includes providing colored material, providing an oxoacid or oxoacid ester of phosphorous acid solvent, combining the colored material and the solvent, and agitating under conditions effective to remove the colorant from the colored material. The decolorizing solvent system is continuously refreshed by passing the colored solvent through a carbon column for subsequent recycling. | 01-05-2012 |
| 20120000855 | PREPARATION OF A SOLID BASED ON ZINC OXIDE FOR USE IN PURIFYING A GAS OR A LIQUID - The invention concerns a process for preparing a solid comprising ZnO and a binder comprising the following steps: pre-mixing powders comprising at least one ZnO powder and at least one binder (step a), mixing the paste obtained (step b), extruding (step c) the paste obtained in step b), drying the extrudates, and calcining (step d) in a stream of gas comprising oxygen. | 01-05-2012 |
| 20120006751 | Enhanced Clarification Media - Media and devices, such as depth filters including such media, wherein the media is impregnated with a polymer such as a polyallylamine. The resulting device offers strong binding of protein impurities and superior removal of host cell proteins from biological samples. | 01-12-2012 |
| 20120006752 | Enhanced Clarification Media - Media and devices, such as nitrocellulose-based filters, wherein the media is coated with a polymer such as a polyallylamine. The resulting device offers strong binding of protein impurities and superior removal of host cell proteins from biological samples. | 01-12-2012 |
| 20120012528 | SURFACE MODIFIED INORGANIC MATRIX AND METHOD FOR PREPARATION THEREOF - The present invention relates to a method for the modification of metal hydroxide and/or metal oxide surfaces of an inorganic matrix with an organometallic reagent for obtaining an organic functionalized matrix suitable for filtration processes. The method involves the direct covalent binding of organic functional groups by allowing a pre-treated matrix to react with organometallic reagents in the present of a suitable solvent. The present invention further relates to an organic functionalized matrix obtainable or obtained by carrying out a method according to the invention. The invention also provides various uses of a surface-modified matrices as described herein in various industrial applications, including for instance in filtration and/or adsorption and/or separation processes, or as support, e.g. for catalyst systems or for enzyme systems. | 01-19-2012 |
| 20120055880 | METHOD FOR HYDROTHERMAL PREPARATION OF METAL-ORGANIC FRAMEWORK CRYSTALLISED POROUS ALUMINIUM CARBOXYLATES - The present invention relates to a method for hydrothermal preparation of a solid made up of a metal-organic framework (MOF) of crystallised, porous aluminium carboxylates, in an aqueous medium. The invention also relates to solids made up of metal-organic frameworks (MOF) of porous, crystallised aluminium carboxylates capable of being obtained by the method of the invention as well as to the uses thereof for the storage of liquid or gaseous molecules, for selective separation of gas and for catalysis. | 03-08-2012 |
| 20120091064 | PROCESS FOR PREPARING POROUS METAL-ORGANIC FRAMEWORK MATERIALS - The present invention relates to a method for producing a porous metal-organic framework material comprising the step | 04-19-2012 |
| 20120097613 | IMPRINTED POLYMER NANOPARTICLES - The present invention relates to imprinted polymer nanoparticles. In particular, the present invention provides imprinted polymer nanopaticles polymerized in the presence of a target molecule (e.g., peptide), wherein the imprinted polymer nanoparticles comprise vinyl, acryl, and/or methacryl monomers, wherein the monomers have affinity for the target molecule. The present invention also relates to methods of using imprinted polymer nanoparticles in biomoacromolecular purification methods (e.g., to purify monoclonal antibodies or hormones), in toxin elimination methods (e.g., hemoperfusion), in diagnostics, in research, as well as in therapeutic methods (e.g., therapeutic methods where antisera or monoclonal antibodies are normally employed). | 04-26-2012 |
| 20120103907 | MANGANESE BASED SORBENT FOR REMOVAL OF MERCURY SPECIES FROM FLUIDS - An embodiment of the present invention provides a modified hydrous manganese oxide particle for use as a sorbent for the removal of mercury from a fluid. The modified hydrous manganese oxide particle in one embodiment incorporates sulfur into the manganese oxide matrix. In a further embodiment, the modified hydrous manganese oxide particle of the present invention incorporates a halogen into the matrix of the manganese oxide. In a still further embodiment, the hydrous manganese oxide particle incorporates a transition metal into the matrix of the manganese oxide. | 05-03-2012 |
| 20120103908 | REPLACEMENT BASKET, A SYSTEM USING THE REPLACEMENT BASKET, AND A METHOD FOR LOADING THE REPLACEMENT BASKET - Provided is a replacement basket configured to house a pellet bed through which fluid may pass. The flow direction of the fluid prevents the bed of pellets from fluidizing within the replacement basket. Provided also is a system using the replacement basket and a method of providing pellets in the replacement basket. According to example embodiments, a replacement basket may include a top surface portion, a bottom, and at least one vertical wall with a hole. The hole is configured to allow a flow of fluid to enter the replacement basket. A plenum, below the pellet bed, may allow a flow of fluid to proceed through the pellet bed in a downward direction. A central pipe may be provided in the replacement basket to allow the flow of fluid in the basket to exit the replacement basket. | 05-03-2012 |
| 20120125854 | Oil Absorbing Article and Method for Using Same - An oil absorbing article which includes an oil absorbent material which is stable against melting at a temperature of at least about 100° F. in an aqueous environment; a receptacle for holding the oil absorbent material having a porous material which is stable against melting at a temperature of at least about 100° F. in an aqueous environment and which permits the passage of water and oil components through the receptacle; and a flexible handle attached to the receptacle for hanging the oil absorbent article in the aqueous environment. Also, a method for using the oil absorbing article by placing the article in an aqueous environment having a temperature of at least about 100° F. and which is contaminated with oil components for a period of time sufficient to remove at least a portion of the oil components. | 05-24-2012 |
| 20120152845 | POROUS SILICA-METAL ORGANIC COMPOSITE ADSORBENTS AND METHODS OF MAKING AND USING THE SAME - An adsorbent material comprising a metal organic phase and a porous silica phase is provided. The adsorbent material can be a synthesized from at least one porous silica material, one or more metal ions, and at least one organic linker comprising one or more multidentate functional groups capable of forming coordinate bonds with the metal ions. The porous silica can be an ordered mesoporous silica material. Methods of making the adsorbent material and methods of removing molecules from a fluid using the adsorbent material are also provided. | 06-21-2012 |
| 20120152846 | THREE-DIMENSIONAL POROUS POLYUREA NETWORKS AND METHODS OF MANUFACTURE - Porous three-dimensional networks of polyurea and porous three-dimensional networks of carbon and methods of their manufacture are described. In an example, polyurea aerogels are prepared by mixing an triisocyanate with water and a triethylamine to form a sol-gel material and supercritically drying the sol-gel material to form the polyurea aerogel. Subjecting the polyurea aerogel to a step of pyrolysis may result in a three dimensional network having a carbon skeleton, yielding a carbon aerogel. The density and morphology of polyurea aerogels can be controlled by varying the amount of isocyanate monomer in the initial reaction mixture. A lower density in the aerogel gives rise to a fibrous morphology, whereas a greater density in the aerogel results in a particulate morphology. Polyurea aerogels described herein may also exhibit a reduced flammability. | 06-21-2012 |
| 20120160773 | EMM-11, A Novel Synthetic Crystalline Microporous Material, Its Preparation and Use - EMM-11 is a novel synthetic crystalline microporous material having a single crystalline phase with a unique 3-dimensional channel system comprising three sets of channels, namely a first set comprising 10-ring channels, and a second set and third set comprising 8-ring channels, having a unique T-atom connectivity and X-ray diffraction pattern which identify it as a novel material, and may be prepared with an organic structure directing agent, preferably, 3-isopropyl-1-methyl-1H-imidazol-3-ium. EMM-11 may be used in organic compounds conversion and absorptive processes. | 06-28-2012 |
| 20120168380 | ZEOLYTIC SULFUR GUARD - A composition useful for the adsorptive removal of hydrogen sulfide from a gas or liquid stream, the composition comprising ferric oxide and a zeolyte group. The zeolyte group may comprise aluminum and silicon at a ratio in the range from about 1 part aluminum to 100 parts silicon to about 100 parts aluminum to 1 part silicon, and have a mix of amorphous aluminosilicate and structured zeolyte, wherein the structured zeolyte comprises a distribution of zeolytic cells ranging in size from about 3 Angstroms to about 16 Angstroms. Also disclosed is a process for removing hydrogen sulfide from various process stream by contact with such a composition. | 07-05-2012 |
| 20120175306 | ACTIVATED CARBON WITH IMPROVED MECHANICAL RESISTANCE, AND THE USES THEREOF, ESPECIALLY AS A CATALYST CARRIER - The present invention relates to active charcoals with improved mechanical properties. They can advantageously be used in the sweetening of petroleum fractions, as oxidation catalyst support in the conversion of mercaptans to disulphides, but also in any other type of reaction, such as, for example, for the oxidation of cyanide present in water or in the synthesis of glyphosate, and in processes for purification and/or separation by selective adsorption in a liquid phase and/or in a gas phase (decolouration of liquid foodstuffs, water treatment, air treatment, recovery of solvents, and the like). | 07-12-2012 |
| 20120193292 | RETICULATED LIQUID TREATMENT DEVICES WITH ELECTRIC POWER SOURCE - The present invention relates to devices for treating liquids, and methods for treating liquids, particularly by using such devices. Reticulated electrode structures with a high proportion of surface area to volume are formed with at least two metals, and are coupled in arrays to an electrical driving signal such as an alternating and/or direct current voltage source, for ion exchange with a liquid to be treated, to produce, e.g., potable water. | 08-02-2012 |
| 20120211425 | Filtration of Hydrocarbon Containing Liquid - An apparatus for and method of filtering hydrocarbon contaminated water, which may be used in drainage openings in parking lots and containment areas for large sources of hydrocarbons to remove hydrocarbons from hydrocarbon contaminated water. The apparatus has a filtration compartment which filters out debris which may clog the treatment compartment. A pre-filtration and means for melting snow may be incorporated. The treatment compartment contains a hydrocarbon absorption media which absorbs any hydrocarbons present in the water rendering such water substantially hydrocarbon-free for discharge directly into a stream or groundwater. If a hydrocarbon spill occurs, the hydrocarbon absorption media forms a plug which seals off the flow of contaminated water. A hydrocarbon solubilizing material capable of effectively removing sheen in a first pass may be disposed as a top layer over the hydrocarbon absorption media. Preferably, each compartment is manufactured as a cartridge capable of being inserted into a drain opening. | 08-23-2012 |
| 20120228228 | Methods of Preparation and Manufacture of Biocompatible Solid-Phase Microextraction Coatings and Coated Devices - A process for manufacturing a fiber or other device with a biocompatible coating for using the fiber in solid phase microextraction (SPME) of a small molecule of interest from a matrix. The process includes the step of coating the fiber/device with a coating of a biocompatible polymer and a solvent having solid phase microextraction (SPME) particles with pores dimensioned to absorb the small molecule of interest from the matrix suspended therein. The process also includes the steps of drying the coated fiber/device to remove the solvent and curing the dried coated fiber at an elevated temperature. | 09-13-2012 |
| 20120241380 | LIQUID-SOLID COUNTERCURRENT EXTRACTION SYSTEM HAVING REDUCED LIKELIHOOD OF ROTARY VALVE CAVITATION - Embodiments of a liquid-solid countercurrent extraction system are provided, as are embodiments of a method for reducing the likelihood of rotary valve cavitation during liquid-solid countercurrent extraction. In one embodiment, the extraction system includes an adsorbent chamber and a rotary valve fluidly coupled to the adsorbent chamber. The rotary valve directs a first net stream into a different section the adsorbent chamber in each of a plurality of indexed positions. A first flow control element is fluidly coupled between the rotary valve and the source of the first net stream, and a controller is operably coupled to the first flow control element. The controller is configured to modulate the first flow control element during indexing of the rotary valve to reduce the flow rate of the first net stream and thereby maintain sufficient pressure of the first net stream to prevent cavitation within the rotary valve. | 09-27-2012 |
| 20120248040 | Inorganic Ion Exchange Adsorbent for Removing Toxic Trace Elements From Water - The invention relates to an inorganic ion exchange adsorbent for removing toxic trace elements from water, comprising a sorbent comprising sol-gel generated double hydrous oxide of metal. In particular, for the metal a M | 10-04-2012 |
| 20120255911 | METHOD FOR MANUFACTURING ANION EXCHANGE RESIN, ANION EXCHANGE RESIN, METHOD FOR MANUFACTURING CATION EXCHANGE RESIN, CATION EXCHANGE RESIN, MIXED BED RESIN, AND METHOD FOR MANUFACTURING ULTRAPURE WATER FOR WASHING ELECTRONIC COMPONENT MATERIAL - The invention relates to a method for manufacturing an anion exchange resin, wherein the method includes the step of contacting a water soluble polymer containing an anionic dissociative group with a resin to produce an anion exchange resin. In the method, an amount of contact of the water soluble polymer is 0.01 to 10 mmol/L, in terms of an amount of the anionic dissociative group, relative to 1 liter of the anion exchange resin, and a wafer surface flatness (Rms) of the anion exchange resin is 4 Å or less, determined by a silicon wafer test. | 10-11-2012 |
| 20120279924 | METHOD FOR MITIGATING EUTROPHICATION IN A WATER BODY - A method for mitigating eutrophication in a water body includes: adding a treating agent that contains nanosilicate platelets to an eutrophic water body, such that algae and suspended substances in the eutrophic water body are adsorbed by the nanosilicate platelets. | 11-08-2012 |
| 20120305488 | METHODS AND SYSTEMS FOR FLUID TREATMENT HAVING FLUID RELEASE CYCLE - A method and system for fluid treatment that provides fluid release cycles within the regeneration sequence of a fluid treatment device. The fluid release or backwash air cycle permits the slow, controlled and metered release of air or gases from a treatment tank. | 12-06-2012 |
| 20120325749 | HYDRODYNAMIC FILTER UNIT, HYDRODYNAMIC FILTER INCLUDING THE HYDRODYNAMIC FILTER UNIT, AND METHOD OF FILTERING TARGET MATERIAL BY USING THE HYDRODYNAMIC FILTER UNIT AND THE HYDRODYNAMIC FILTER - A hydrodynamic filter unit includes an inlet channel connected to a fluid chamber, into which a fluid including a target material is introduced, and a plurality of outlet channels connected to the fluid chamber, through which the fluid is discharged. A filtering method includes introducing a fluid including a target material into the hydrodynamic filter unit through the inlet channel, capturing the target material in the hydrodynamic filter unit, and discharging a remaining part of the fluid outside of the hydrodynamic filter unit through an outlet channel. | 12-27-2012 |
| 20130048565 | SYSTEM AND METHOD FOR BLOOD SEPARATION BY MICROFLUIDIC ACOUSTIC FOCUSING - Systems and methods for cleansing blood are disclosed herein. The methods include acoustically separating undesirable particles bound to capture particles from formed elements of whole blood. After introducing the capture particles to whole blood containing undesirable particles, the whole blood and capture particles are flowed through a microfluidic separation channel. At least one bulk acoustic transducer is attached to the microfluidic separation channel. A standing acoustic wave, imparted on the channel and its contents by the bulk acoustic transducer, drives the formed elements and undesirable particles bound to capture particles to specific aggregation axes. After aggregating the particles, the formed elements exit the separation channel through a first outlet and are returned to the patient. The undesirable particles, bound to the capture particles, exit through a second outlet and can be discarded to saved for later study. | 02-28-2013 |
| 20130062286 | METHOD FOR OBTAINING MATERIALS WITH SUPERPARAMAGNETIC PROPERTIES - The present invention relates to a method for obtaining materials based on treating solids by interaction with ferrofluids to give the final product a superparamagnetic behaviour at a moderate temperature. Said superparamagnetic materials are the result of the assembly of metal oxide nanoparticles associated to a compound with a surfactant effect, such as oleic acid, which are provided by a non-aqueous ferrofluid to different types of solids, preferably having adsorbent, absorbent or reactant and product support properties. The invention also relates to the material obtained by this procedure and its use in various applications such as adsorbents, sensors, ion exchangers the removal of toxic or radioactive contaminants, in chromatographic separation processes, in medical and biological applications, as carriers of biologically derived materials such as enzymes, as polymer fillers, absorption of electromagnetic radiation, as well as metal oxide and catalyst precursors. | 03-14-2013 |
| 20130068691 | Targeted apheresis for the treatment of rheumatoid arthritis and immune disorders - This invention uses “Targeted Apheresis” to treat patients with Rheumatoid Arthritis and other autoimmune and inflammatory disorders. “Targeted Apheresis” is a process whereby only the pathogenic and pro-inflammatory elements associated with the disease symptoms are simultaneously and selectively removed from the blood by passing the blood through an extracorporeal affinity device containing selective binding agents. Removal of these pathogenic and pro-inflammatory elements will ameliorate the symptoms of autoimmune disease and may prolong the period of disease remission. | 03-21-2013 |
| 20130068692 | ELECTROSPUN CACTUS MUCILAGE NANOFIBERS - Novel electrospun nanofibers and nanofibrous membranes, methods of manufacturing the same, and methods of using the same are provided. The nanofibers include a cactus mucilage, such as mucilage from | 03-21-2013 |
| 20130068693 | SOLID PHASE EXTRACTION MEDIA - Described herein is a low back-pressure, solid phase extraction media for removing dissolved metals in a liquid. The solid phase extraction media comprises particles entrapped in a porous polymeric fiber matrix. The particles comprise at least one of a thiol-containing moiety or a thiourea-containing moiety, and the porous polymeric fiber matrix comprises a plurality of fibers and a polymeric binder. | 03-21-2013 |
| 20130087503 | LOW-ENERGY SYSTEM FOR COLLECTING MATTER - A system for collecting matter provides a low energy, low cost and nearly zero pollutant process for extracting suspended and/or dissolved matter in a medium. The system collects the matter on a material which is deployed into the medium, and the matter is extracted off the material. If the extracted matter is algae, then it can be processed into end user commercial products such as pharmaceuticals, nutraceuticals, cosmetics, biofuels, food products, crop fertilizer, animal feed and polymers. If the extracted matter is oil or bitumen, then it can be recovered at oil spills or in tar sands. If the medium is infected with a harmful algae bloom of cyanobacteria, then the system could not only harvest the algae for processing but also cut off a food source of remaining algae by additionally extracting suspended silt. This invention collects matter in an economically and environmentally viable manner. | 04-11-2013 |
| 20130105396 | NOVEL SORBENT FOR ENDOTOXINS | 05-02-2013 |
| 20130112625 | CONSOLIDATED NANOFIBER NONWOVENS AND CONSOLIDATED NANOFIBER NONWOVEN COMPOSITES CONTAINING ROPED FIBER BUNDLES - A consolidated nanofiber nonwoven comprising a plurality of roped fiber bundles having a length axis. The roped fiber bundles comprise a plurality of nanofibers having a median diameter of less than one micrometer, where at least 50% by number of the nanofibers are oriented within 45 degrees of the length axis of the roped fiber bundles. The nanofibers within the same roped fiber bundle are entangled together. The roped fiber bundles are randomly oriented within the nanofiber nonwoven and are entangled with other roped fiber bundles within the nanofiber nonwoven. At least a portion of the nanofibers are entangled with and adhered to other nanofibers within the same roped fiber bundle and at least a portion of the roped fiber bundles are entangled with and adhered to other roped fiber bundles within the consolidated nanofiber nonwoven. | 05-09-2013 |
| 20130153500 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approach includes flushing residual fluid within an intermediate transfer line of a purification zone defined as a region of the adsorptive separation chamber between the feed stream transfer line and the extract stream transfer line away from the adsorptive separation chamber to remove at least a portion of the residual fluid from the intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to another transfer line that is not a transfer line of the purification zone to restrict the residual fluid from being introduced into the purification zone. | 06-20-2013 |
| 20130153501 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approaches includes flushing an intermediate transfer line between the extract stream transfer line and the desorbent stream transfer line away from the adsorptive separation chamber to remove residual fluid from the intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to a downstream separation apparatus to separate components of the residual fluid. | 06-20-2013 |
| 20130153502 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - In a process for separating components in a feed stream by simulated countercurrent adsorptive separation, the process according to various aspects includes withdrawing an extract stream through one transfer line that contains residual fluid away from the adsorptive separation chamber. The process also includes directing an initial portion of the extract stream, including at least a portion of the residual fluid withdrawn through the one transfer line toward a first destination. The process further includes directing a subsequent portion of the extract stream withdrawn through the one transfer line toward a second destination. | 06-20-2013 |
| 20130153503 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approaches includes withdrawing the raffinate stream through one transfer line that contains residual fluid away from the adsorptive separation chamber. The process includes directing an initial portion of the raffinate stream, including at least a portion of the residual fluid, toward a first destination and directing a subsequent portion of the raffinate stream withdrawn through the one transfer line toward a second destination. | 06-20-2013 |
| 20130153504 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approach includes flushing an intermediate transfer line between the first intermediate transfer line and the extract stream transfer line away from the adsorptive separation chamber to remove residual fluid from intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to a recycle stream to introduce the residual fluid into the adsorptive separation chamber. | 06-20-2013 |
| 20130206698 | FLUID DISTRIBUTION FILTER HAVING SPIRAL FILTER MEDIA AND ASSOCIATED SYSTEMS AND METHODS - Fluid distribution filters having spiral filter media and associated systems and methods are disclosed herein. In one embodiment, for example, a filter assembly can include a canister having a body portion positioned between a first opening and a second opening. The filter assembly can further include a filter media positioned in the body portion of the canister. The filter media can include at least one channel in fluid communication with the first and second openings. The channel can have a spiral-like shape and be configured to distribute incoming fluid across the filter media and move the fluid at a substantially equal velocity across the filter media. | 08-15-2013 |
| 20130206699 | Method for the Open-Loop Control and/or Closed-Loop Control of Filter Systems with a Media Filter - A method for the open-loop control and/or closed-loop control of a filter system for the filtration of an untreated fluid with a media filter, particularly with a gravel bed filter, multilayer filter or activated charcoal filter, whereby the open-loop control and/or closed-loop control takes place on the basis of the fuzzy logic and/or artificial neural networks. | 08-15-2013 |
| 20130213894 | CLEANING METHOD OF IMMERSION LIQUID, IMMERSION LIQUID CLEANING COMPOSITION, AND SUBSTRATE - A cleaning method of an immersion liquid includes supplying an immersion liquid on a surface of a cleaning substrate. The immersion liquid is to be used in a liquid immersion lithography apparatus. The cleaning substrate has a substrate and an organic film laminated on a top face side of the substrate. The immersion liquid is allowed to move on the substrate to remove contaminants from the immersion liquid. | 08-22-2013 |
| 20130220930 | CLEANING METHOD OF IMMERSION LIQUID, IMMERSION LIQUID CLEANING COMPOSITION, AND SUBSTRATE - A cleaning method of an immersion liquid includes supplying an immersion liquid on a surface of a cleaning substrate. The immersion liquid is to be used in a liquid immersion lithography apparatus. The cleaning substrate has a substrate and an organic film laminated on a top face side of the substrate. The immersion liquid is allowed to move on the substrate to remove contaminants from the immersion liquid. | 08-29-2013 |
| 20130220931 | COMPOSITION, APPARATUS, AND METHOD FOR SEPARATING AN ANALYTE FROM A SAMPLE - An analyte is separated from a fluid sample by introducing the sample into a cartridge having a sample port and a first flow path extending from the sample port. The first flow path includes an extraction chamber containing a solid support for capturing the analyte from the sample. The cartridge has a second flow path for eluting the captured analyte from the extraction chamber, the second flow diverging from the first flow path after passing through the extraction chamber. The sample is forced to flow through the extraction chamber and into a waste chamber, thereby capturing the analyte with the solid support as the sample flows through the extraction chamber. The captured analyte is then eluted from the extraction chamber by forcing an elution fluid to flow through the extraction chamber and along the second flow path. | 08-29-2013 |
| 20130233802 | RENEWABLE RESOURCE-BASED METAL OXIDE-CONTAINING MATERIALS AND APPLICATIONS OF THE SAME - Metal nanocomposites and methods of producing the same are disclosed. The nanocomposites have metal nanoparticles dispersed in a matrix carrier and can be produced by: treating a matrix material having a functional group with a quaternary amine compound to form a function site; treating the matrix material with a metal salt such that a metal ion of the metal salt is chelated with the functional site; treating the matrix material with an alkali; and microwaving the matrix material to form the metal nanocomposites. | 09-12-2013 |
| 20130306564 | Process for obtaining an adsorbent from avocado waste and use of the adsorbent - A procedure of obtaining adsorbent from a waste material and its use are disclosed. This invention provides a natural waste material, specifically avocado seed, its preparation and use for the filling of columns used in the elimination of contaminants present in wastewater. The particles have an irregular shape and variable size for filling columns of different diameter and length. The adsorbent has sufficient hardness for avoiding a particle collapse. The material does not rot, is re-generable and ecological. In the present invention the preparation of the adsorbent, its pre-activation, carbonization and application to eliminate the color of textile wastewater is disclosed. | 11-21-2013 |
| 20130313198 | CAGED BAGS OF POROUS MATERIALS - Systems and methods employing beds of bagged and caged absorbent and adsorbent materials are disclosed. These inventions are useful in the area of solid phase extraction. | 11-28-2013 |
| 20130319946 | BI-METAL NANOADSORBENTS AND METHODS FOR THEIR PREPARATION AND USE - Bi-metal nanoadsorbents and methods for their preparation and use are provided. Methods of using bi-metal nanoadsorbents to remove contaminants from samples, such as water, are also provided. | 12-05-2013 |
| 20140001123 | ALUMINIZED SILICIOUS POWDER AND WATER PURIFICATION DEVICE INCORPORATING SAME | 01-02-2014 |
| 20140034576 | FILTERING MEDIUM FOR FLUID PURIFICATION - The present invention concerns a filtering medium, a method for the production thereof, the use of said filtering medium and a method for reducing the content of multiple contaminants simultaneously in fluids by means of said filtering medium, wherein said filtering medium consists of or comprises at least one of the following: a mixture (A) containing a major part of an iron-based powder and a minor part of a silver powder, an iron-silver powder alloy (B), and an iron-based porous and permeable composite containing silver (C). | 02-06-2014 |
| 20140042097 | COMPOSITIONS AND METHODS USEFUL IN SELECTIVELY MODIFYING THE INTERNAL AND EXTERNAL SURFACES OF POROUS POLYMER BEADS - The invention concerns polymer systems comprising at least one polymer with a plurality of pores where the polymer is initially functionalized on substantially all surfaces followed by a stepwise surface specific functionalization such that a different functional group resides on the external or internal pore surface of the bead. The invention also concerns use of such polymer systems in blood, blood product, or physiologic fluid purification. | 02-13-2014 |
| 20140151304 | GRAVITY FLUID/WATER FILTER ENGINE SYSTEM - A gravity-driven fluid filtering system that includes a universal fluid (typically water) filter and a plurality of differently sized fluid dispensing adapters. The universal fluid filter includes: at least one gravity-driven fluid filter media; a housing having an interior and at least one fluid inlet aperture configured to allow a fluid to be treated to enter the interior of the housing by a force of gravity and into contact with the at least one gravity-driven water filter media spaced within the interior of the housing; and at least one treated fluid outlet aperture configured to deliver treated fluid to at least one of a plurality vessels each having a differently sized fluid receiving aperture. The plurality of differently sized fluid dispensing adapters each having a sloped and contoured fluid receiving portion, which is different for each adapter. | 06-05-2014 |
| 20140158625 | WATER PURIFICATION UNIT - Disclosed herein is a sachet that can remove contaminates from a water sample. The sachet can comprise a nanomaterial. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention. | 06-12-2014 |
| 20140158626 | WATER-ABSORBING COMPOSITES - This invention relates to a process for producing water-absorbing composites comprising the steps of foaming an aqueous mixture comprising at least one monoethylenically unsaturated monomer bearing acid groups, at least one crosslinker, at least one initiator and at least one surfactant, contacting the foam obtained with at least one web of synthetic fibers and polymerizing, to the composites themselves and to their use for absorbing aqueous fluids. | 06-12-2014 |
| 20140202959 | SYNTHETIC BUBBLES OR BEADS HAVING HYDROPHOBIC SURFACE - A synthetic bead for use in mineral separation is described. The synthetic bead has a surface made of or coated with a synthetic material such as a polymer that is naturally hydrophobic or a polymer that is hydrophobically modified. The synthetic bead can be made of glass having a coating or polysiloxane. The synthetic beads can be placed in flotation cell containing a mixture of water, collector molecules, valuable material and unwanted material or in a pipeline where the mixture is transported from one location to another. The collector chemical can be xanthates. The enriched synthetic beads carrying the mineral particles are separated from the unwanted materials in the mixture. The mineral particles are then released from the synthetic beads by means of low pH treatment, ultrasonic agitation, thermal or electromagnetic treatment. | 07-24-2014 |
| 20140263066 | DRINKING WATER FILTER WITH INTEGRAL SELF-DISINFECTING DELIVERY SYSTEM - An aspect of the present invention is generally directed toward an appliance that includes a water source inlet that receives intake water from a water source and a water outlet proximate a water dispensing location on a door of the appliance in fluid communication with one another via one or more water conduits spaced within the appliance. The appliance also includes a removable water filter and dispenser assembly configured to be removably engaged and disengaged with the water outlet of the appliance by hand without the use of tools. The removable water filter and dispenser assembly includes: (1) a housing that includes at least one water treatment media; and (2) a treated water dispensing outlet configured to deliver water treated by the at least one water treatment media for use or consumption. | 09-18-2014 |
| 20140263067 | DISTRIBUTOR ARRANGEMENT FOR A FLUID TREASTMENT TANK - A distributor plate for a resin tank of a fluid treatment device such as a water softener includes a central hub, an outer ring, a plurality of ribs extending between the hub and the ring and dividing the distributor plate into discrete segments, and a slotted plate connected therebetween. The distributor plate separates the resin bed from a lower end of the resin tank. The distributor plate further comprises at least one valve plate coupled to an underside of the distributor plate over at least one segment thereof. The valve plate is constructed from a material configured to float in the fluid being treated and is movable between a raised position during upflow and a lowered position during downflow. In this manner, the valve plate acts like a check valve to regulate the manner in which fluid flows through the distributor plate during upflow and downflow, improving resin scrubbing during upflow. | 09-18-2014 |
| 20140263068 | Removal of Copper from Aqueous Streams Using an Iron Promoted Activated Alumina - Techniques for reduction of copper from aqueous streams using an iron promoted activated alumina are disclosed. An adsorbent media composition that reduces copper levels in an aqueous feed stream includes an iron containing activated alumina. A process for reducing copper levels in an aqueous fluid using an iron promoted activated alumina sorption media includes contacting the aqueous fluid containing a copper contaminant with the iron promoted activated alumina to achieve reductions in copper from the aqueous fluid. | 09-18-2014 |
| 20140291246 | Selective Adsorbent Fabric for Water Purification - A water purification chamber is provided. In one embodiment, a system comprises a purification chamber comprising a selective adsorbent activated carbon fiber fabric including one or more selective functional groups that bind arsenic. | 10-02-2014 |
| 20140305870 | FILTRATION MEDIUM COMPRISING A METAL-CONTAINING PARTICULATE - Described herein is a liquid filtration device is disclosed comprising a fluid conduit fluidly connecting a fluid inlet to a fluid outlet; and a water filtration medium disposed in the fluid conduit; the water filter medium comprising a metal-containing particulate, wherein the metal-containing particulate comprises a thermolysis product of a metal salt wherein the salt is selected from nitrogen-containing oxyanions, sulfur-containing anions, chlorides, phosphates, and combinations thereof; and methods of removing chloramines from aqueous solutions. | 10-16-2014 |
| 20140311985 | SOLID PHASE MICRO-EXTRACTION (SPME) DEVICES - Provided herein are improved solid phase micro-extraction (SPME) devices, systems comprising such devices, and methods of use and manufacture thereof. In particular, SPME devices provided herein are configured to prevent damage (e.g., to the device and/or to a system in which they are employed) incurred, for example, through user error. | 10-23-2014 |
| 20140319058 | METAL-ORGANIC FRAMEWORK TEMPLATED SYNTHESIS OF POROUS INORGANIC MATERIALS AS NOVEL SORBENTS - A novel metal-organic framework (MOF) templated process for the synthesis of highly porous inorganic sorbents for removing radionuclides, actinides, and heavy metals is disclosed. The highly porous nature of the MOFs leads to highly porous inorganic sorbents (such as oxides, phosphates, sulfides, etc) with accessible surface binding sites that are suitable for removing radionuclides from high level nuclear wastes, extracting uranium from acid mine drainage and seawater, and sequestering heavy metals from waste streams. In some cases, MOFs can be directly used for removing these metal ions as MOFs are converted to highly porous inorganic sorbents in situ. | 10-30-2014 |
| 20140346113 | BIOSEPARATION COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - A composition for use in bioseparation. The composition includes a plurality of hollow particles having a siliceous surface. The composition further includes a surface-modifying agent bonded to the hollow particles. The surface-modifying agent includes a binding segment and a reactive segment. The binding segment includes a silyl group and the reactive segment includes a reactive nitrogen group. | 11-27-2014 |
| 20150041397 | MESOPOROUS ACTIVATED CARBON AND METHODS OF PRODUCING SAME - Mesoporous activated carbon is disclosed. In at least some embodiments, virgin activated carbon to be processed may be coconut shell-based. The enhanced activated carbon may have a mesopore structure of at least about 10%. The enhanced activated carbon may be produced through a calcium-catalyzed activation process. A chelator may also be used. Catalyzed thermal activation may be carried out until a desired mass loss is achieved. | 02-12-2015 |
| 20150053618 | Cartridge for Preparing Drinking Water, and Method for Preparing Drinking Water - A cartridge for treating drinking water, comprising two chambers, wherein one chamber is filled with a highly acidic ion-exchange material and another chamber is filled with a weakly acidic ion-exchange material, wherein one of the ion-exchange materials is loaded with alkali ions or alkaline earth ions. | 02-26-2015 |
| 20150060365 | SYSTEM FOR DYNAMIC FLUIDIZED LOADING OF A LIGAND UPON CARBON MEDIA AND METHODS ASSOCIATED THEREWITH - Method and systems are provided for the removal of metal contaminants from aqueous mediums using a chamber containing activated sorptive media and a primary ligand and optionally, a secondary ligand that has been loaded onto the activated sorptive media using hydraulic loading. In at least one embodiment, the methods and systems include a pre-treatment of the sorptive media, a specific volume of the activated sorptive media within the chamber, specific pH ranges of aqueous mediums, and hydraulic loading of the primary ligand and optionally, a secondary ligand, known as dynamic fluidized loading. In at least one embodiment, pore pressures of the seeding solution within the media are at least sufficient to overcome the gravitational forces acting on the media within the column. The methods and systems provide for a highly uniform and predictable loading of the primary ligand and optionally, the secondary ligand, onto the activated sorptive media throughout the sorptive media within the chamber. Thus, the methods and system provide for effective sorption and increased capacity for metal removal from aqueous mediums. | 03-05-2015 |
| 20150090662 | Humidifier Utilizing Filtered Water - A humidifier is provided that typically includes a water filtration unit and a pump that draws filtered water from the water filtration unit, typically a carbon nanotube filter. The humidifier further includes a nozzle having an outlet orifice, wherein the nozzle is connected to the pump, where the pump forces the filtered water through the nozzle, thereby expelling the filtered water into an atmosphere in the form of a purified vapor or mist. | 04-02-2015 |
| 20150114907 | SUSTAINABLE AEROGELS AND USES THEREOF - Highly porous, lightweight, and sustainable organosilane-coated organic aerogels with ultra-low densities and excellent material properties and methods for preparing them are provided. The aerogels are modified to have a superhydrophobic and superoleophilic surface, thus leading to an extremely high affinity for oils and/or organic solvents. | 04-30-2015 |
| 20150129502 | GRAPHENE OXIDE-MODIFIED MATERIALS FOR WATER TREATMENT - A graphene oxide adsorbent for removing dissolved substances from water or other liquids comprises a substrate having a coating layer of graphene oxide. The dissolved substances may be dissolved heavy metals, radioactive compounds, or other organic and inorganic substances. The substrates may be particulate substrates. The substrates may be adsorbents. The graphene oxide adsorbents can be beneficially used in filters and batch reactors, among other devices, for water treatment and for environmental remediation. In some embodiments, graphene oxide alone may be used as the graphene oxide adsorbent, | 05-14-2015 |
| 20150144563 | Articles Comprising Soil Absorbing Polymers and Processes for Making Same - Articles containing soil adsorbing polymers, and more particularly, articles, for example nonwovens, such as paper towels, wovens, and/or sponges and/or article-forming components thereof that comprise a durably bonded soil adsorbing polymer, article-forming components used to make such articles, and processes for making same are provided. | 05-28-2015 |
| 20150306813 | PROCESS FOR MANUFACTURING A MOLDED BODY WITH A SUPERHYDROPHOBIC SURFACE AND MOLDED BODIES WHICH CAN BE OBTAINED BY THIS PROCESS AND ITS APPLICATION - A method for producing a molded body includes providing a composite including a first plate having a polymer film pressed into its surface, providing a third plate including roughened areas on at least part of one of its surfaces, placing the third plate opposite the polymer film without the third plate touching the composite, heating the third plate to a temperature above the glass transition temperature Tg of the polymer of the polymer film without heating the composite and without the heated third plate coming into contact with the surface of the polymer film, and structuring the surface of the polymer film facing the third plate by a relative movement which removes the third plate from the first plate while the polymer film remains soft and is thus extended lengthwise, thereby forming a modified composite that comprises the molded body. | 10-29-2015 |
| 20150307368 | Ultraviolet Light Purification Drinking System - The invention disclosed herein provides a UV purification system within a portable water bottle having a cap and container. More specifically, the present invention is a portable water bottle that provides UV disinfection and water storage having a cap that contains a ultraviolet (UV-C) emitting source to purify stored water for immediate use. Optionally, a carbon filter means is inserted between the cap and container to further purify the water. | 10-29-2015 |
| 20150307393 | METHOD FOR PREPARING AN OPTIONALLY FUNCTIONALISED GLASS HAVING BIMODAL POROSITY, AND SAID GLASS - The present invention concerns a method for preparing glass having bimodal macroporous and mesoporous porosity, whereby macroporous glass is subjected to pseudomorphic transformation. The present invention also concerns the said glass thus prepared, optionally functionalised, and the different uses thereof. | 10-29-2015 |
| 20150321188 | Cartridge for the treatment of drinking water and method for treating drinking water - A cartridge for treating drinking water with an ion-exchange material, wherein the ion-exchange material includes added silver, and wherein means for removing silver are arranged at the outlet of the cartridge. | 11-12-2015 |
| 20150321926 | MEDIA CARTRIDGE WITH ADJUSTABLE BYPASS - Provided are media cartridges that have adjustable bypasses, and systems and methods that use them. Aspects include an adjustable bypass filter cartridge where a treated stream and an adjusted non-treated stream combine prior to post-filtration and the percentage or ratio of treated the and the non-treated water is adjustable at the time of installation from the outside of the filter cartridge with a known or predictable level of bypass. Media cartridges comprise: an inlet in fluid communication with a feed chamber and an outlet in fluid communication with a mixing compartment; a media compartment containing a media; a bypass port in fluid communication with the feed chamber and the mixing compartment. Such cartridges can be adjusted to meet the needs of a wide variety of end uses. | 11-12-2015 |
| 20150343126 | Method For Treating Dialysate, Dialysis System, And Method For Pre-Evaluating Dialysis Patients For Treatment With Same - A method for treating dialysate solutions used in dialysis wherein dialysate is treated in an early part of a dialysis treatment session by external infusion of bicarbonate solution into the dialysate circuit to eliminate the need for bicarbonate requirements in concentrates used for preparation of precursor dialysate (priming) solutions and/or for a solid bicarbonate layer in a sorbent cartridge. Dialysate is treated in a latter part of a dialysis treatment session by introduction of sterile dilution water to reduce sodium concentration in the dialysate. The method provides a more efficient and reduced use of dialysate fluids, electrolytes, sorbent cartridge materials, equipment scale, or any combinations of these, while maintaining purity standards and applicable physiological ranges for bicarbonate, sodium, and other dialysate solution components over the course of a dialysis treatment session. | 12-03-2015 |
| 20150343417 | A SURFACE MODIFIED ZEOLITE FOR DRYING REFRIGERANTS - The present disclosure relates to a surface modified zeolite having formed pores therein, with apertures on the surface of the zeolite of diameter less than 4.4° A without reduction of the pore volume. The present disclosure also relates to a process for the preparation of the surface modified zeolite and a method of selectively removing substances with molecular size below 4.4 A° from fluids by using the surface modified adsorbents. | 12-03-2015 |
| 20150343418 | ACTIVATED CARBON FILTER ARTICLES AND METHODS OF MAKING AND THEIR USE - A method of making an activated carbon honeycomb filter article, as defined herein, including:
| 12-03-2015 |
| 20150353381 | POROUS NANOCOMPOSITE POLYMERS FOR WATER TREATMENT - Synthesis, fabrication, and application of nanocomposite polymers in different form (as membrane/filter coatings, as beads, or as porous sponges) for the removal of microorganisms, heavy metals, organic, and inorganic chemicals from different contaminated water sources. | 12-10-2015 |
| 20160016819 | REMOVAL OF CHLORAMINE AND MERCURY FROM AQUEOUS SOLUTIONS - Described herein is a method of removing mercury from an aqueous solution comprising: providing an aqueous solution comprising chloramine and mercury; and contacting the aqueous solution with a medium comprising a porous carbon substrate comprising at least 1.5% by mass of sulfur. | 01-21-2016 |
| 20160045894 | MATERIAL FOR AND METHOD OF EXTRACTING MYCOTOXINS - The present invention relates to a sorbent for extracting polar components from a sample where the sorbent comprises a cross-linked polymer comprising nitrogen containing cyclic compounds, for example 1-vinylimidazole and/or 4-vinylpyridine. The invention further relates to a method of producing said sorbent and the use of the sorbent. | 02-18-2016 |
| 20160068410 | CLEANING WATER USING CHITOSAN - A method for cleaning water is disclosed. The method includes adding chitosan into an solution of acetic acid; adding thiosemicarbazide into the solution having the added chitosan; and stirring the solution having the added chitosan and thiosemicarbazide. The stirred solution is then neutralized with aqueous sodium hydroxide to form precipitates. The precipitates are then filtered and washed a plurality of times with deionized water and ethanol. The washed precipitates are then dried under vacuum to produce a modified chitosan. The modified chitosan is added to the water to remove chemicals from the water. | 03-10-2016 |
| 20160167982 | FILTRATION MEDIUM COMPRISING NITROGEN AND SULFUR | 06-16-2016 |
| 20160376161 | FILTER MEDIA FOR FILTER AS YOU POUR FILTRATION - A filter media can be configured to be securable in an at least partially curved configuration and/or received in a filter housing to form a filter assembly. Water filter media can be adapted for filter-as-you-pour filtration in the context of container (e.g., pitcher) systems where filtering is achieved as the user pours water from the container. The filter housing can have a frame and an optional casing securable about the frame. A filter assembly can include a filter media within, connected to, or associated with a filter housing. The filter media can be securable in an at least partially curved configuration and/or within, connected to, or associated with the filter housing. | 12-29-2016 |
| 20190143297 | REMOVING COLLOIDAL COBALT FROM AN AQUEOUS COMPOSITION | 05-16-2019 |
| 20190144300 | METHOD AND APPARATUS FOR RESERVOIR FREE AND VENTLESS WATER FILTERING | 05-16-2019 |
