Class / Patent application number | Description | Number of patent applications / Date published |
210679000 | Utilizing exchange or sorbent material associated with inert material | 49 |
20080264867 | Stable Composite Material Comprising Supported Porous Gels - This invention relates to a stable composite material comprising a support member that has a plurality of pores extending through the support member, and a macroporous crosslinked gel that is located in, and fills, the pores of the support member, in which crosslinked gel is entrapped a stabilising polymer, which stabilising polymer is neutral, linear or branched, non-crosslinked, and substantially water-insoluble. The presence of the stabilising polymer is such that it allows the composite material to largely retain its porosity and morphology after being dried. The invention also relates to a process for preparing the stable composite material described above, and to its use. The stable composite material is suitable, for example, for separation of substances, for example by filtration or adsorption, including chromatography, for use as a support in synthesis or for use as a support for cell growth. | 10-30-2008 |
20090039028 | LIQUID FILTRATION SYSTEMS - Provided are filter elements and methods of making and using the same where the filter elements are suitable for liquid filtration and contain particle-loaded meltblown fiber webs. A filter element comprises: a porous article comprising a web of self-supporting nonwoven polymeric fibers and a plurality of sorbent particles enmeshed in the web, the article comprising a first surface and a second surface; a liquid-impermeable housing surrounding the porous article; an inlet in fluid communication with the first surface; and an outlet in fluid communication with the second surface. Spiral-wound webs, web-covered blocks, and stacked disks of webs are also provided. | 02-12-2009 |
20090065436 | SUPER ABSORBENT CONTAINING WEB THAT CAN ACT AS A FILTER, ABSORBENT, REACTIVE LAYER OR FUEL FUSE - The web of the invention can comprise a super absorbent layer that can act as an moisture sensitive fuel shut-off valve, absorbent, adsorbant or reactant. The web of the invention can comprise a super absorbent fabric or layer made of a superabsorbent particle or fiber. The web can comprise a nanofiber layer having dispersed within the nanofiber layer a super absorbent particulate and optionally a second particulate material that can act as an absorbent, adsorbant or reactant. Fluid, gas or liquid, that flows through or by the assemblies of the invention can have any gas, liquid or solid material dispersed or dissolved in the fluid interact with the super absorbent particulate. If needed these materials can also react with, be absorbed by, or adsorbed onto, the active particulate within the nanofiber layer. The structures of the invention can act simply as flow-by reactive, absorptive, or adsorptive layers with no filtration properties, or the structures of the invention can be assembled into filters that can filter particulate from a mobile fluid in a flow-through mode while simultaneously reacting, absorbing, or adsorbing materials from the mobile fluid. | 03-12-2009 |
20090114599 | Removal Of Organic Pollutants From Contaminated Water - There is provided a method or a system for purification of water from neutral and anionic organic contaminants using either a mixture of a complex of an organic cation adsorbed on clay as a micelle, and a granular material or a complex of an organic cation adsorbed on clay as a micelle. There is also provided a column accommodating the mixture of a complex of an organic cation adsorbed on clay as a micelle, and a granular material. | 05-07-2009 |
20090145849 | SOLUTION AND METHOD FOR SCAVENGING SULPHUR COMPOUNDS - There is disclosed herein a solution for removing a sulphur compound or carbon dioxide from a fluid and methods for its use, said solution comprising a metal at between about 0.05 to 25 percent by weight, an amine at between about 10 to 80 percent by volume and water. The sulphur compound may be hydrogen sulphide or a mercaptan. In one aspect, the method is practiced at temperatures significantly below zero. | 06-11-2009 |
20090152202 | Fibrous Catalyst, Its Preparation and Use Thereof - The present invention relates to novel methods for preparing fibrous catalysts, to fibrous catalysts, to catalysts systems and to uses of the fibrous catalysts in the treatment of a waste stream. The method comprising the steps of: (i) treating a fabric comprising polyacrylonitrile fibres with a hydrazine salt and a hydroxylamine salt in the presence of a base to provide a modified fabric; (ii) treating the modified fabric with a base; and (iii) treating the modified fabric with an aqueous solution comprising a salt of a transition metal cation and a salt of a non-transition metal cation. The transition metal cation is selected from a scandium, titanium, vanadium, chromium, manganese, iron, cobalt, nickel and copper cation, and mixtures thereof; the non-transition metal cation is selected from a calcium, magnesium, lithium and zinc cation, and mixtures thereof. | 06-18-2009 |
20090301971 | TREATED BOTTOM ASH MEDIUM AND METHOD OF ARSENIC REMOVAL FROM DRINKING WATER - A method for low-cost arsenic removal from drinking water using chemically prepared bottom ash pre-treated with ferrous sulfate and then sodium hydroxide. Deposits on the surface of particles of bottom ash form of activated iron adsorbent with a high affinity for arsenic. In laboratory tests, a miniscule 5 grams of pre-treated bottom ash was sufficient to remove the arsenic from 2 liters of 2400 ppb (parts per billion) arsenic-laden water to a level below 50 ppb (the present United States Environmental Protection Agency limit). By increasing the amount of pre-treated bottom ash, even lower levels of post-treatment arsenic are expected. It is further expected that this invention supplies a very low-cost solution to arsenic poisoning for large population segments. | 12-10-2009 |
20090314719 | Metal-Treated Particles for Remediation - The invention relates to metal-treated particles, methods for their preparation and methods for using metal-treated particles for, e.g., remediation of process waste-water, sewage, contaminated groundwater aquifers, and soil containing harmful contaminants. Another aspect of the invention relates to a metal-treated particle comprising a ferrosoferric oxide core and a metal supported on the core, where the average diameter or other largest transverse dimension of the core is from about 75 nm to about 990 nm and the amount of metal supported on the core is from about 8% to about 22% by weight, based on the weight of the metal-treated particle. | 12-24-2009 |
20100044316 | COMPOSITE MATERIALS COMPRISING SUPPORTED POROUS GELS - This invention relates to a composite material that comprises a support member that has a plurality of pores extending through the support member and, located in the pores of the support member, and filling the pores of the support member, a macroporous cross-linked gel. The invention also relates to a process for preparing the composite material described above, and to its use. The composite material is suitable, for example, for separation of substances, for example by filtration or adsorption, including chromatography, for use as a support in synthesis or for use as a support for cell growth. | 02-25-2010 |
20100072139 | METHOD OF FORMING AN AGENT AND ITS USE IN DESULPHURISATION - A method of forming an agent for removing or separating a species from a diluent or process stream, e.g. a desulphurisation agent. The method comprises mixing at least one compound of manganese and pore forming articles. | 03-25-2010 |
20100078390 | MERCURY REMOVAL PROCESS - A process for removing mercury from an aqueous stream using a supported selenium and sulfur material is disclosed. | 04-01-2010 |
20100096333 | Method and Apparatus for Removing Metals from Roof Top Storm Water Runoff - A method and apparatus for the removal of metals and cleanup of roof top storm water runoff comprising a drum structure which includes at least two media beds for filtering the storm water runoff. The first media bed filters out particles of toxic metals and metal ions are absorbed on the media material in the first media bed. The storm water then runs through the second media bed which filters out additional particles of metal and metal ions are absorbed on the media material in the second media bed resulting in a clean effluent | 04-22-2010 |
20100181256 | USE OF A THREE-DIMENSIONAL FIBER SYSTEM - The present invention relates to a use of a three-dimensional fiber system produced by textile manufacturing for anti-microbial treatment of process liquid in a process liquid system, wherein the fiber system has at least one first sheet-like structure and a plurality of spacer fiber elements extend transversely to the sheet-like structure in such a manner that the fiber system forms an elastically deformable three-dimensional spacer structure and a fiber having oligodynamic metal fractions is arranged in the sheet-like structure and/or in the region of the spacer fiber elements. | 07-22-2010 |
20100200510 | PROCESS FOR THE BENEFICIATION OF ORES BY MEANS OF HYDROPHOBIC SURFACES - The present invention relates to a process for separating at least one hydrophobic material from a mixture comprising this at least one hydrophobic material and at least one hydrophilic material, which comprises the steps:
| 08-12-2010 |
20100230359 | POROUS AND DURABLE CERAMIC FILTER MONOLITH COATED WITH A RARE EARTH FOR REMOVING CONTAMINANTS FROM WATER - The invention is directed generally to a porous and durable ceramic filter monolith coated with one or more rare earth-containing compositions for removing contaminants from a fluid, particularly for removing one or more contaminants from water. | 09-16-2010 |
20100243572 | LIQUID FILTRATION SYSTEMS - Provided are plasma-treated binders for use in filtration media comprising sorbent media. Plasma treatment can use silane, oxygen, or both. Plasma-treated binders can be charge-modified with the addition of an anti-microbial agent. The filtration media can be used to make matrixes and systems. Methods of making and using the same are also provided. | 09-30-2010 |
20100276373 | Thimerosal Removal Device - A device for the removal of heavy metals and heavy metal complexes, such as thimerosal, from medications is provided wherein the device comprises a solid support having at least one substantially purified metallothionein protein associated therewith. | 11-04-2010 |
20100307978 | APPARATUS AND METHOD FOR CONTAMINANT REMOVAL FROM AQUEOUS SOLUTION - The present invention provides for a permeable reactive barrier and an effective method of removing contaminants from water using adsorbent powders, such as zero valent iron particles, adhered throughout a reticulated foam structure. This structure provides improved mass transfer, higher reaction rates and reduced residence times. The barrier includes a reticulated foam substrate with high permeability, an adherent coating and a reactive adsorbent arranged in a reticulated foam structure. The substrate can be selected from various materials including polyurethane and polyester. The adherent may be selected from a wide range of materials including polyurethanes, acrylics, silicones, siliconized acrylics, latex emulsions, and other inherently tacky materials that cure to a water resistant coating. The reactive adsorbent can be selected from various adsorbents including a powdered zero-valent iron (ZVI). | 12-09-2010 |
20110108487 | Geotextile composite for filtration of contaminated liquids and sediments and methods of using same - Geotextile composite configured to filter liquids and related methods are provided. 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. The geotextile can be placed in a location where a liquid that contains contaminants therein resides. The liquids can pass through the geotextile such that the liquid contacts the adsorptive particulate. The contaminants are then filtered from the liquid through contact of the contaminants with the adsorptive particulate. | 05-12-2011 |
20110247982 | MODIFIED ADSORBENT FOR CAPTURING HEAVY METALS IN AQUEOUS SOLUTION - A method and adsorbent composition for removing heavy metals from contaminated water, comprising passing a stream of water having a concentration of one or more heavy metals through an adsorbent comprising granules of a mixture of from about 1 wt % to about 15 wt % clay and a thermoplastic polymer matrix; and collecting water having a reduced concentration of said heavy metal(s) downstream of said adsorbent. | 10-13-2011 |
20110253633 | CATANIONIC VESICLES, PROCESS FOR PREPARING SAME AND APPLICATIONS THEREOF - Catanionic vesicles, the walls of which are constituted of a mixture of surfactants of opposite charges. Process for preparing same and uses thereof, especially in the field of pharmacy or cosmetics, in the sector for the pollution control of aqueous media or in the field of the synthesis of nanoparticles. | 10-20-2011 |
20120043280 | IONIC REMOVAL PROCESS USING FILTER MODIFICATION BY SELECTIVE INORGANIC ION EXCHANGER EMBEDMENT - New methods of removing impurities from solvent-based compositions using inorganic particle-embedded filters and an ion exchange process are provided. The methods comprise passing a composition through a filter embedded with inorganic particles to yield a filtered composition. Filters comprising filtration media embedded with inorganic particles and methods of producing the same are also provided. | 02-23-2012 |
20120074068 | POLYSACCHARIDE MATRIX HAVING A GRAFTED POLYMER, METHOD FOR PRODUCING THE SAME AND USE THEREOF - A porous, non-particulate, convectively permeable polysaccharide matrix has a surface on which there is fixed a grafted-on polymer derived from at least one ethylenic monomer compound having functional groups, wherein the polysaccharide matrix is prepared by grafting a porous, non-particulate, convectively permeable polysaccharide starting matrix with the at least one ethylenic monomer compound in the presence of an organic acid having at least one carboxylic acid group and/or at least one acidic XH group, where X=—O, —S, or —N, and of a transition metal or lanthanide compound. The polysaccharide matrix has a high protein binding capacity. A process for preparing the polysaccharide matrix and a method for using the polysaccharide matrix for material separation also are provided. | 03-29-2012 |
20120273426 | Wastewater Purification With Nanoparticle-Treated Bed - Nanoparticle-treated particle packs, such as sand beds, may effectively filter and purify liquids such as waste water. When tiny contaminant particles in waste water flow through the particle pack, the nanoparticles will capture and hold the tiny contaminant particles within the pack due to the nanoparticles' surface forces, including, but not necessarily limited to van der Waals and electrostatic forces. Coating agents such as alcohols, glycols, polyols, vegetable oil, and mineral oils may help apply the nanoparticles to the particle surfaces in the filter beds or packs. | 11-01-2012 |
20130098841 | REMOVAL AND INHIBITION OF SCALE AND INHIBITION OF CORROSION BY USE OF MOSS - Methods of removing scale and inhibiting scale formation on a surface in an aqueous system are provided that include contacting a surface susceptible to scale formation or having a scale with a solution comprising an amount of a non-decomposed moss effective to remove some or all of the scale or inhibit scale formation on the surface. Methods of inhibiting corrosion on a surface in an aqueous system are provided that include contacting a surface susceptible to corrosion with a solution comprising an amount of a non-decomposed moss effective to inhibit corrosion on the surface. | 04-25-2013 |
20130146543 | METHOD OF MASS TRANSFER PROCESSES AND THE DESIGNATED APPARATUS - Mass transfer sorption processes involve passage of a processed aqueous solution through a layer of granulated sorbent pre-filled with an organic liquid immiscible with either water or an aqueous solution under treatment. The apparatus for mass transfer of sorption processes is a vertical tank with inlet and outlet fittings loaded with a layer of sorbent disposed between the upper and the lower distribution and drainage systems. The industrial plant for separation of the components of aqueous solutions of inorganic substances includes the said apparatus and the apparatus for the separation of organic liquids from aqueous solutions. The latter has a casing with three chambers, the middle one of which is separated from the first outer one by a grid and from the other by a hydrophobic drainage layer. The emulsion to be separated is introduced into the middle chamber, and the separation results are derived from the outer chambers. | 06-13-2013 |
20140042098 | AB-REMOVER, AB-REMOVING APPARATUS, AND AB REMOVAL METHOD - An object is to provide a material capable of removing Aβ from a body fluid efficiently and use of the material, which are developed for the purpose of establishing a therapeutic or preventive method for Alzheimer's disease. Provided is an amyloid β protein remover, containing a carrier made of any one material selected from the group consisting of cellulose, silica, polyvinyl alcohol, and activated carbon, wherein the carrier does not have an alkyl chain on the surface thereof or has an alkyl chain having 1 to 18 carbon atoms on the surface thereof. | 02-13-2014 |
20140144841 | Water Purification Matrix - A method for removing one or more organic or inorganic solutes from a solution, comprising contacting the solution with one or more layers of filtration media, whereby the solute(s) are adsorbed onto one or more filtration layer(s) is described. Primarily, but not exclusively, the filtration media are polymers formed by polymerizing one or more hydrophilic electrically active monomers, with the subsequent addition of varying mole percent's of one or more counter anions. The solution can comprise a polar solvent such as a polar organic solvent or water or an aqueous solution. The solution may also be a non-polar solvent, or water and organic mixture. The hydrophillic monomer can be, for example, a heterocyclic group, such as pyrrole or thiophene. The counter anion can be any anion, such as polystyrene sulfonate. The varying hydrophobicity or hydrophilicity of the polymer filtration media is controlled by the type(s) and mole percent of counter anion(s) used. | 05-29-2014 |
20140319061 | FILTRATION MEDIUM COMPRISING A THERMOLYSIS PRODUCT OF A CARBON OXYCHALCOGENIDE AND A METAL SALT, METHOD OF REMOVING CHLORAMINE WITH THIS FILTRATION MEDIUM AND METHOD OF MAKING THIS FILTRATION MEDIUM - Described herein is a filtration medium comprising a substrate, wherein the substrate comprises a thermolysis product of (i) a carbon substrate having a surface of CO | 10-30-2014 |
20140326673 | WASTEWATER PURIFICATION WITH NANOPARTICLE-TREATED BED - Nanoparticle-treated particle packs, such as sand beds, may effectively filter and purify liquids such as waste water. When tiny contaminant particles in waste water flow through the particle pack, the nanoparticles will capture and hold the tiny contaminant particles within the pack due to the nanoparticles' surface forces, including, but not necessarily limited to van der Waals and electrostatic forces. Coating agents such as alcohols, glycols, polyols, vegetable oil, and mineral oils may help apply the nanoparticles to the particle surfaces in the filter beds or packs. | 11-06-2014 |
20140339172 | MINERAL SEPARATION USING FUNCTIONALIZED POLYMER OR POLYMER-COATED FILTERS AND MEMBRANES - An apparatus for collecting mineral particles in a slurry or the tailings is disclosed. The apparatus may take the form of a filter, a conveyor belt or an impeller to be used in a processor to collect mineral particles in the slurry, or in a tailings pond to collect mineral particles in the tailings. The filter, conveyor belt or impeller has a collection area made of or coated with a polymer or a polymer-coated material having a functional group, either anionic or cationic to attach to the mineral particles. Alternatively, the synthetic material has hydrophobic molecules to render the collection area hydrophobic. When the mineral particles in the slurry or tailings are combined with collector molecules, the mineral particles also become hydrophobic. The hydrophobic mineral particles are attracted to the hydrophobic collection area. The filter, conveyor belt and impeller may have a plurality of passage ways in order to increase the contacting surfaces. | 11-20-2014 |
20140360942 | FILTRATION MEDIUM COMPRISING A METAL SULFIDE - Described herein is a liquid filtration device is disclosed a vessel for treating an aqueous liquid, wherein the vessel contains a filtration medium and wherein the filtration medium comprises a metal sulfide, wherein the sulfur in the form of a metal sulfide is at least 0.5% by weight of the filtration media. | 12-11-2014 |
20150034559 | COLLOIDAL AGENTS FOR AQUIFER REMEDIATION - Compositions and methods for treating contaminated soil and/or ground water in situ. The compositions and methods comprise stabilized forms of colloidal activated carbon that are used to quickly sorb contaminants. Unlike traditional activated carbon in granular or powder form, the compounds and methods of the present invention are operative to transport particulate activated carbon through a matrix of soil and groundwater upon application by injection, gravity feed, or percolation into soil and groundwater, which in turn decontaminate groundwater in place without the cost or disruption associated with digging the contaminated soil and groundwater out of the ground for on-site purification or disposal at a hazardous waste landfill. | 02-05-2015 |
20150076071 | LIQUID FILTRATION SYSTEMS - Provided are plasma-treated binders for use in filtration media comprising sorbent media. Plasma treatment can use silane, oxygen, or both. Plasma-treated binders can be charge-modified with the addition of an anti-microbial agent. The filtration media can be used to make matrixes and systems. Methods of making and using the same are also provided. | 03-19-2015 |
20150083667 | COMPOSITE ION EXCHANGE MEDIA FOR LIQUID FILTRATION SYSTEMS - Provided are filtration media and matrixes comprising a pulverized powder of ion exchange resin and a polymeric binder. The resin can be pulverized to an average particle size in the range of 50 to 250 microns and can comprise a cation exchange resin, an anion exchange resin, a chelating resin, a biologically-related ion exchange resin, or combinations thereof. The media can further comprise activated carbon. The binder can be ultra high molecular weight polyethylene. The filtration media can be used to make matrixes and systems. Methods of making and using the same are also provided. | 03-26-2015 |
20150291446 | CO-EXTRUSION METHOD FOR MAKING CARBON-SUPPORTED TRANSITION METAL-BASED NANOPARTICLES - The disclosure relates to methods for making carbon-supported transition metal-based nanoparticles, comprising (a) mixing at least one carbon feedstock, at least one transition metal-containing feedstock, at least one organic binder, and at least one resin binder to form a feedstock mixture, (b) extruding the feedstock mixture, and (c) heating the extruded feedstock mixture at a temperature and for a time sufficient to carbothermally reduce the transition metal-containing feedstock. Also disclosed herein are carbon-supported transition metal-based nanoparticles produced by such methods. Further disclosed herein are methods for treating water and waste streams comprising contacting the water or waste streams with the carbon-supported transition metal-based nanoparticles. | 10-15-2015 |
20150306595 | Nanoparticulate Apatite Coated Calcite/Limestone Filter Materials for Removing Contaminants from Contaminated Water - The invention provides hydroxyapatite-coated carbonate mineral particulate filter materials, and a novel synthesis process. The filter materials are particularly effective in removing fluoride contaminants from contaminated water and may render the treated water ingestible. Also disclosed are articles containing the hydroxyapatite-coated carbonate mineral particulate filter materials. | 10-29-2015 |
20150368122 | FILTER FOR THE TREATMENT OF LIQUIDS WITH MAGNETITE NANOPARTICLES AND CORRESPONDING METHODS - Liquid treatment filter with magnetite nanoparticles and corresponding methods. Liquid treatment filter comprising a support made of a polymeric material having at least one functional group of the group made up of carboxyl and thiol, loaded with SPION (SuperParamagnetic Iron Oxide Nanoparticles). The support is advantageously made of fibres of hydrolysed polyacrylonitrile of general formula | 12-24-2015 |
20160022898 | METHOD FOR EXTRACORPOREAL REMOVAL OF PATHOGENIC MICROBE, AN INFLAMMATORY CELL OR AN INFLAMMATORY PROTEIN FROM BLOOD - The present invention relates to a method for extracorporeal removal of a pathogenic microbe, an inflammatory cell or an inflammatory protein from mammalian blood/use of a device comprising a carbohydrate immobilized on a solid substrate, said carbohydrate having a binding affinity for a pathogenic microbe, an inflammatory cell or an inflammatory protein, for extracorporeal removal of said pathogenic microbe, inflammatory cell or inflammatory protein from mammalian blood/use of a carbohydrate having a binding affinity for a pathogenic microbe, an inflammatory cell or an inflammatory protein, wherein said carbohydrate is immobilized on a solid substrate, in the preparation of a device for treatment of a condition caused or aggravated by said pathogenic microbe, inflammatory cell or inflammatory protein and a method for treatment of a mammalian subject suffering from a condition caused or aggravated by a pathogenic microbe, an inflammatory cell or an inflammatory protein. | 01-28-2016 |
20160023920 | REMOVAL OF CHLORINE AND/OR CHLORAMINE FROM AQUEOUS SOLUTIONS - Described is a method of removing chlorine from an aqueous solution by: providing an aqueous solution having chloramine and/or chlorine; and contacting the aqueous solution with a medium having a porous carbon substrate having at least 1.5% by mass of sulfur. | 01-28-2016 |
20160059210 | DOPED SILVER NANOPARTICLES ON CARBON FLY ASH FOR ADSORPTION OF METHYL TERTIARY BUTYL ETHER - Methods and compositions for the adsorptive removal of methyl tertiary butyl ether (MTBE) from contaminated water sources and systems. The compositions contain carbon fly ash doped with silver nanoparticles at specific mass ratios. Methods of preparing and characterizing the adsorbents are also provided. | 03-03-2016 |
20190143027 | Method for extracorporeal removal of a pathogenic microbe, an inflammatory cell or an inflammatory protein from blood | 05-16-2019 |
210680000 | Including oil sorbent | 7 |
20080203031 | Foam Composite for Absorption of Hydrocarbon and Process for Making Same - A foam composite adapted to remove sparingly soluble hydrocarbon contaminants from water is provided. The adapted foam composite comprises a scaffold of an open cell hydrophobic polyurethane foam having a plurality of pores with a plurality of surfaces which have a coating of hydrophobic polyurethane disposed thereupon. The foam composite may be made by preparing a hydrophobic polyurethane prepolymer comprising the reaction product of a C8-C12 monohydric alcohol with a polyisocyanate, contacting an open cell hydrophobic polyurethane foam having a plurality of pores having a plurality of surfaces with the hydrophobic polyurethanes prepolymer and a polyol, and curing the prepolymer to form a coating of hydrophobic polyurethane on the surfaces of the pores of the hydrophobic polyurethane foam. | 08-28-2008 |
20080251462 | Decontamination Process and System - The present invention provides a decontamination process comprising the step of contacting a aqueous solution containing a pollutant or contaminant with a decontaminating agent, wherein the decontaminating agent is sapropel. The present invention also provides a decontamination system ( | 10-16-2008 |
20110247983 | MINERAL COMPLEX, COMPOSITIONS THEREOF, AND METHODS OF USING THE SAME - The invention provides inter alia a mineral complex comprising about 40 wt. % to about 60 wt. % SiO | 10-13-2011 |
20110253634 | TREATMENT OF WASTEWATER - The present invention provides systems, methods and devices for removing contaminants from an aqueous stream. In embodiments, these systems and methods may be applied to particular applications, for example removal of contaminants in aqueous streams associated with the petroleum industry. | 10-20-2011 |
20140102987 | PLANT BASED MATERIAL USEFUL IN ADSORBING PETROLEUM PRODUCTS, PROCESSES FOR MAKING THESE, AND USES THEREOF - The invention relates to methods for making completely biodegradable, hydrophobic, oleophilic plant based materials which are useful in adsorption of petroleum products. The materials have an average diameter of from 1 to 5 mm, and an ash content of from 10% to 30%. The non-paraffin coating is an animal fat product, preferably produced by dissolving a pure animal fat and using this as the coating material. | 04-17-2014 |
20140291251 | HYDROCARBON SEQUESTERING PRODUCT, A METHOD TO OBTAIN THE PRODUCT, A METHOD TO SEQUESTER HYDROCARBONS AND A HYDROCARBON SEQUESTRATION FACILITY - A hydrocarbon sequestering product, a method to obtain the product, and a method and a facility to sequester hydrocarbons, wherein the product comprises an oleophilic filamentous material that gets in contact with a medium contaminated by one or more hydrocarbons with the purpose of sequestrating the hydrocarbon(s) present in the medium to free it from said hydrocarbons. | 10-02-2014 |
20150027954 | SYSTEMS AND METHODS FOR REMOVING OIL FROM FLUID STREAMS - The invention provides systems and methods for removing a target oil from an aqueous fluid stream using a capture medium. In embodiments, the capture medium can comprise an anchor substrate and a modifier technology supported on the anchor substrate, where the modifier technology complexes with the oil to form a removable complex. | 01-29-2015 |