Class 405/128.75 - Chemical

Subclass of Class 405 - Hydraulic and earth engineering
Definition: Subject matter wherein a substance having significant
No. of applications: 34
Last issue date: 01/19/2012

Application No.	Application Title	Issue Date
20120014750	DECONTAMINATION/BIOREMEDIATION OF SOILS AND/OR WATERS CONTAMINATED BY ORGANIC AND/OR INORGANIC COMPOUNDS Decontamination/bioremediation of soils contaminated by organic and/or inorganic compounds includes the addition of a natural substrate containing nutrients to the contaminated soil, a period of time of anaerobic rest of said soil with control of the oxidation-reduction...	01/19/2012
20110274497	SUBSURFACE CONTAMINANT CAPTURE COMPOSITION Compositions and methods of using such compositions for treating subsurface soil in an aquifer to remove contaminants that may be present in water of the aquifer. The composition includes a first solution and a second solution. The first solution includes at least one c...	11/10/2011
20110247379	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. % SiO₂, about 6 wt. % to about 16 wt. % Fe₂O₃, about 4 wt. % to about 12 wt. %. CaO, about 2 wt. % to about 8 wt. % MgO, wherein at least 85% o...	10/13/2011
20110243665	Acidification pre-treatment for UV water disinfection A pre-treatment method injecting sulfur dioxide into waters containing suspended solids to undergo ultra violet disinfection to form sulfurous acid (H₂SO₃) to self-agglomerate and precipitate solids from the wastewater for settling or filtration re...	10/06/2011
20110182670	SOIL REMEDIATION PROCESS The invention provides a process for remediation of sites contaminated with metals such as former industrial sites and mines. In particular the invention provides a process for site remediation comprising the steps of: (a) adding metal-binding particles to a site contai...	07/28/2011
20110176872	PROCESS FOR WETTING A WATER REPELLENT SOIL Water repellent soils may be treated with an aqueous wetting composition comprising from 10 to 100,000 ppm of an anionic derivative of alkyl polyglycosides to improve the ability of the soil to be penetrated by water. This composition may also be combined with certain k...	07/21/2011
20110176873	METHOD OF REMEDIATING CYANIDE-CONTAMINATED SOIL Provided is a method of remediating cyanide-contaminated soil. The method is provided to remediate soil contaminated with cyanide and treat the cyanide, which includes collecting the soil contaminated with first cyanide in a solid state and second cyanide in a gaseous o...	07/21/2011
20110175026	PROCESS FOR WETTING A WATER REPELLANT SOIL Water repellent soils may be treated with an aqueous wetting composition comprising from 10 to 100,000 ppm of an anionic derivative of alkyl polyglycosides to improve the ability of the soil to be penetrated by water. This composition may also be combined with certain k...	07/21/2011
20110170953	METHOD AND SYSTEM FOR REMOVING LIQUID HYDROCARBONS FROM CONTAMINATED SOIL A method for removing a liquid hydrocarbon from a contaminated soil that includes the steps of disposing the contaminated soil and liquid within a vessel, disposing a hydrophobic oleophyllic sorbent upon a surface of the liquid, agitating the contaminated soil for a per...	07/14/2011
20110139695	IN SITU PH ADJUSTMENT FOR SOLID AND GROUNDWATER REMEDIATION The present invention provides a safe, low-cost, effective composition and method for the remediation of contaminated subsurface material, the composition comprising solid alkaline material preferably in combination with stabilizing agents, that can be used to increase ...	06/16/2011
20110110723	GREEN SYNTHESIS OF NANOMETALS USING FRUIT EXTRACTS AND USE THEREOF The present invention relates to methods of making and using and compositions of metal nanoparticles formed by green chemistry synthetic techniques. For example, the present invention relates to metal nanoparticles formed with solutions of fruit extracts and use of thes...	05/12/2011
20110091283	OXIDATION OF ENVIRONMENTAL CONTAMINANTS WITH MIXED VALENT MANGANESE OXIDES Methods and compositions for reduction of contaminants using manganese-based octahedral molecular sieves....	04/21/2011
20110059028	METHOD FOR MEMBRANE ELECTROLYSIS AND THE USE OF THE PRODUCTS OBTAINED BY IT A metal sulphate is added to the alkali metal chloride solution in membrane electrolysis in order to increase the amount of catholyte solution formed. At the same time, a metal sulphate is added to the anolyte solution in order to improve its stability....	03/10/2011
20110044761	Soil remediation through surface modification Composition and process of surface modification of soil particles by coating to improve fertility, better moisture and nutrients retention, flooding resistance, and longer freeze-thaw-freeze cycle life....	02/24/2011
20100329790	Treatment and Prevention Systems for Acid Mine Drainage and Halogenated Contaminants Embodiments include treatments for acid mine drainage generation sources (10 perhaps by injection of at least one substrate (11) and biologically constructing a protective biofilm (13) on acid mine drainage generation source materials (14). F...	12/30/2010
20100316447	INORGANIC-ORGANIC BINDER, METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF A process for the preparation of a binder comprising a heterocondensate of (i) a hydrolysable silicon compound having at least one nonhydrolysable organic radical without polymerizable group and (ii) a metal and/or boron compound. The process comprises hydrolyzing (i) w...	12/16/2010
20100310316	SULFUR-BASED BULK REDUCTANTS AND METHODS OF USING SAME Provided herein are methods of treating a composition. In one embodiment, the method includes contacting a sulfur-based bulk reductant with a composition that includes soil and/or water and further includes one or more oxidized organic and/or inorganic compounds. In ano...	12/09/2010
20100256347	Agents for carbon dioxide capture, agents for amine stabilization and methods of making agents for carbon dioxide capture and amine stabilization Amine stabilizing agents containing an azeotrope comprising water, an alcohol, and sodium hydride. Amine stabilizing agents containing water and a liquid silica hydroxide compound. Methods of making of amine stabilizing agents where solid silicon rock and sodium hydroxi...	10/07/2010
20100232883	POLYMER COATED NANOPARTICLE ACTIVATION OF OXIDANTS FOR REMEDIATION AND METHODS OF USE THEREOF Methods of decreasing the amount of one or more contaminants in contaminated soil comprise introducing polymer-coated nanoparticles into the contaminated soil, optionally with other reagents. The polymer-coated nanoparticles exhibit an enhanced ability to migrate throug...	09/16/2010
20100230360	Anion adsorbent, water or soil cleanup agent and process for producing the same A novel anion adsorbent with extremely high anion adsorptive power, composed mainly of iron as a metal excellent in biosafety, is provided. The anion adsorbent contains, as an active ingredient, amorphous ferric hydroxide produced under such conditions that a ferrous sp...	09/16/2010
20100215556	NANOPORE REACTIVE ADSORBENTS FOR THE HIGH-EFFICIENCY REMOVAL OF WASTE SPECIES A nanopore reactive adsorbent composite material, which may be a porous adsorbent comprising a chemically surface face modified gel, has a composition and micro structure, which integrals ion exchange components such as hydroxy apatite....	08/26/2010
20100209194	SYSTEM FOR SOIL, GROUNDWATER, AND SURFACE WATER REMEDIATION, AND RELATED METHODS A system for soil, groundwater, or surface water remediation, comprises a water supply including a first fluid stream in fluid communication with a first injection point, and a second fluid stream in fluid communication with a second injection point. A first surfactant ...	08/19/2010
20100209195	IN-SITU SURFACTANT AND CHEMICAL OXIDANT FLUSHING FOR COMPLETE REMEDIATION OF CONTAMINANTS AND METHODS OF USING SAME The present invention relates to the removal of subsurface contaminants and methods of using same. In more particular, but not by way of limitation, the present invention relates to an integrated method for remediating subsurface contaminants through the use of a low co...	08/19/2010
20100189510	SOIL TREATMENT METHOD A method for treating soil at a site contaminated with organic contaminants, comprises: (a) determining site characteristics, and sampling a volume of soil; (b) determining soil characteristics, and identifying and quantifying contaminants; (c) selecting a treatment com...	07/29/2010
20100189511	DRY ACID SOIL TREATMENT COMPOSITION According to one aspect of the present invention, a soil treatment composition is provided. In one embodiment, the soil treatment composition includes an acidic material containing at least one organic acid and at least one inorganic acid, and a plurality of substrate p...	07/29/2010
20100028083	Soil Remediation The present invention relates generally to a method of soil remediation or bioremediation 10 generally comprising the steps of: 1. 12, treating contaminated soil with a chemical surfactant in a primary treatment stage; 2. 14, further treating the so...	02/04/2010
20100003082	Method and Compositions for Treatment of Subsurface Contaminants Compositions and methods are provided for oxidizing subsurface contaminants. Compositions include compatible combinations of surfactants, cosolvents and chemical oxidants. Compositions have been identified that provide compatible combinations of surfactants and chemical...	01/07/2010
20090304450	Method of Recycling Exhaust Emissions An emissions recycling system is used on a vehicle towing an agricultural implement to enrich the fertility of the soil. The system includes an exhaust collector for collecting exhaust emissions from the internal combustion engine of the towing vehicle and an exhaust di...	12/10/2009
20090245939	DUAL-USE MICRO ENCAPSULATION COMPOSITION FOR HYDROCARBONS AND DETOXIFICATION OF HIGHLY HAZARDOUS CHEMICALS AND SUBSTANCES A two-component, water based micro encapsulation composition and method for the cleanup of hydrocarbon spills or contaminates on various surfaces and media. The two-part formulation includes a first solution including water in a predetermined ratio of a water soluble al...	10/01/2009
20090236899	Leach recovery of oil from oil sands and like host materials Oil sands and like host materials are leached with a selected leachant to render pumpable the oil (including heavy oil, bitumen or kerogen and asphaltenes) as leachate. In a preferred embodiment, natural deposits are in situ leached and the leachate recovered and remove...	09/24/2009
20090232603	In Situ Remediation Methods Using Electron Donors And Dispersant Gas The present invention provides methods and systems for the in situ remediation of contaminated sites. In some embodiments, the methods and systems include one or more conduits for injection or coinjection of liquid electron donor compositions and dispersant gas composit...	09/17/2009
20090116908	Rehabilitation Method A method of rehabilitation of a deposition area to render it suitable for plant growth comprising a particulate mineral material, which particulate mineral material has been dewatered from a suspension of said material, comprising the steps of transferring the suspensio...	05/07/2009
20080292404	Treatment of Environmental Contaminants Contaminants, such as volatile organic compounds, are removed from an environmental medium, such as contaminated soil, rock, groundwater, waste water and the like, by treatment with a combination of a persulfate, such as a sodium persulfate, and hydrogen peroxide....	11/27/2008
20080253840	In-situ surfactant and chemical oxidant flushing for complete remediation of contaminants and methods of using same The present invention relates to the removal of subsurface contaminants and methods of using same. In more particular, but not by way of limitation, the present invention relates to an integrated method for remediating subsurface contaminants through the use of a low co...	10/16/2008

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Class 405/128.75 - Chemical