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| Number | Title | Issue Date |
| 7427177 | Method of using pulsed ozone to treat soils containing organic contaminants A method of treating a solid matrix containing organic contaminants is provided. The method comprises the steps of a) injecting ozone into the solid matrix for a period of time known as the pulse duration; b) interrupting the injection of ozone into the solid matrix... | 09/23/2008 |
| 7390432 | Enhanced formulations for neutralization of chemical, biological and industrial toxants An enhanced formulation and method of making that neutralizes the adverse health effects of both chemical and biological compounds, especially chemical warfare (CW) and biological warfare (BW) agents, and toxic industrial chemicals. The enhanced formulation accordin... | 06/24/2008 |
| 7301066 | Method of making and using nanoscale metal Methods of treating ground water and methods for reducing contaminants (e.g., chlorinated compounds in contaminated ground water) to harmless compounds in the presence of an elemental metal treatment composition. Said methods comprise injecting a treatment solution ... | 11/27/2007 |
| 7129388 | Method for accelerated dechlorination of matter Accelerated dechlorination of soil and water contaminated with chlorinated solvents is achieved by stimulating anaerobic microorganisms and thus increasing the rate of biological mineralization of the solvents. This is accomplished by a treatment process consisting ... | 10/31/2006 |
| 7125497 | Reactive formulations for a neutralization of toxic industrial chemicals Decontamination formulations for neutralization of toxic industrial chemicals, and methods of making and using same. The formulations are effective for neutralizing malathion, hydrogen cyanide, sodium cyanide, butyl isocyanate, carbon disulfide, phosgene gas, capsai... | 10/24/2006 |
| 7019190 | Soil remediation system A process and apparatus for energy efficient remediation of soil contaminated with hydrocarbons, including desorbing the hydrocarbon contaminants from a bed of the soil by thermal desorption in a treated desorption chamber (20) and thereafter combusting the c... | 03/28/2006 |
| 6645449 | Method for eliminating halogenated and non-halogenated waste A method for eliminating halogenated and non halogenated waste, whereby waste is reacted with products containing metal oxide in an oxygen-free medium at temperatures ranging from 800° C. to 1100° C.... | 11/11/2003 |
| 6638488 | Method and apparatus for removing organic hazardous substances using selected solvents Method and apparatus for isolating, decomposing, and fixing the organic hazardous substances in a stable manner using chemical techniques and isolating and decomposing the organic hazardous substances from various waste mixtures. The temperature treatment... | 10/28/2003 |
| 6046375 | Degradation and protection of organic compounds mediated by low molecular weight chelators A method of forming reactive oxygen species by solubilizing a metal ion from a metal oxy(hydr)oxide compound with an iron oxy(hydr)oxide solubilizing chelator to yield a first soluble metal ion chelate complex. The metal ion is transferred from the chelat... | 04/04/2000 |
| 5855763 | Electrochemical oxidation of matter Decomposition of waste and particularly organic waste matter is carried out in an electrochemical cell (11) in which the electrolyte comprises nitric acid containing silver ions as an electrochemically regenerable primary oxidizing species. A separation p... | 01/05/1999 |
| 5855760 | Process for electrochemical decomposition of organic pollutants There are disclosed a process for the electrochemical decomposition of organic pollutants in an acidic solution to carbon dioxide performed in a electrochemical system comprising a working electrode and an auxiliary electrode with oxygen at ambient temper... | 01/05/1999 |
| 5837149 | Method for hot and supercritical water oxidation of material with addition of specific reactants This invention relates to a process for the decomposition of material selected from the group consisting of organic compounds, inorganic compounds, or combinations thereof to compounds which are environmentally acceptable, or are amenable to further degra... | 11/17/1998 |
| 5520483 | Method and system for remediation of groundwater contamination A method for remediating a hydrocarbon-contaminated region of a subterranean body of groundwater to destroy or reduce the initial concentration levels of hydrocarbon contaminants. A plurality of mutually spaced wells are provided which intersect the groun... | 05/28/1996 |
| 5480524 | Method and apparatus for removing undesirable chemical substances from gases, exhaust gases, vapors, and brines The present invention relates to a method and pertinent apparatus for purifying gases, exhaust gases, vapors, and brines, which are contaminated with undesirable chemical substances or contain high concentrations of these substances, by means of photocata... | 01/02/1996 |
| 5301620 | Reactor and method for disassociating waste A reactor for dissociating waste in a molten metal bath includes a vertical reaction section for containing a molten metal bath and a horizontal separation section extending from an upper portion of the vertical reaction section. A waste is directed into ... | 04/12/1994 |
| 5232484 | Degradation of pesticides by ferric reagents and peroxide in the presence of light A method for mineralizing pesticides, notably aromatic pesticides, using ferric ion in an acid aqueous solution at room temperature is disclosed. In a preferred embodiment, the ferric ion is employed in the presence of hydrogen peroxide; degradation occur... | 08/03/1993 |
| 5191154 | Method and system for controlling chemical reaction in a molten bath A method and a system is disclosed for controlling chemical reaction of a feed. The feed is directed into a reactor containing a molten bath to at least partially chemically react the feed to form an intermediate component. A portion of the intermediate c... | 03/02/1993 |
| 5177304 | Method and system for forming carbon dioxide from carbon-containing materials in a molten bath of immiscible metals A method and a system for converting carbon-containing feed to atomic carbon and for oxidizing atomic carbon to carbon dioxide is disclosed. Carbon-containing feed, such as municipal garbage, low grade fuel oil and organic or inorganic sludge is introduce... | 01/05/1993 |
| 5093011 | Process for dehalogenation of contaminated waste materials An improved method for detoxifying waste materials contaminated with halogenated hydrocarbons is disclosed. The method achieves dehalogenation of such halogenated hydrocarbons in a manner as efficient as previous methods, but at a considerably lower cost.... | 03/03/1992 |
| 4910353 | Dehalogenation of polychlorinated biphenyls and other related compounds Polychlorobiphenyls and other toxic halogenated polyaromatic substances such as various halogenated pesticides, herbicides, and the like, are dehalogenated through the use of a strong base and various sulfur-containing compounds. The dechlorinated residue... | 03/20/1990 |
| 4874532 | Method for decontamination of toxic chemical agents N,N'-dihalo-2-imidazolidinones are described as decontaminants for toxic chemical agents such as the sulfur mustards. Decontamination is effected by contacting the toxic chemical agent with a decontaminating amount of the N,N'-dihalo-2-imidazolidinone, e.... | 10/17/1989 |
| 4871526 | Heterogeneous catalytic oxidation of organophosphonate esters A method of catalytic oxidation of organophosphonate esters includes introducing the organophosphonate esters in gaseous form into contact with a molybdenum catalyst and effecting such introduction in the presence of oxygen to cause the organophosphonate ... | 10/03/1989 |
| 4869731 | Process for the thermal decomposition of toxic refractory organic substances Toxic refractory organic substances are decomposed by exposing them to an oxidizing medium and steam at a temperature in the range of 2500° F. to 3200° F. for a period of 5 to 500 milliseconds in a reaction chamber. The toxic refractory organic substanc... | 09/26/1989 |
| 4666696 | Destruction of nerve gases and other cholinesterase inhibitors by molten metal reduction Cholinesterase inhibiting agents such as nerve gas agents and pesticide agents are destroyed by reaction with molten aluminum and the gaseous products are analyzed and recycled if they are not essentially free of such agents.... | 05/19/1987 |
| 4552667 | Destruction of organic hazardous wastes Hazardous waste containing organic compound having covalently bound oxygen, nitrogen, sulfur and/or phosphorus is reduced with aluminum to less hazardous form.... | 11/12/1985 |
| 4514307 | Method of stabilizing organic waste Method for disposing of (or converting to a construction material) physically unstable wastes comprised of non-biologic, organic, water insoluble compounds, usually dispersed in water, by incorporation thereof in a lime-fly ash water mixture which hardens... | 04/30/1985 |
| 4404105 | Process for treatment of waste Process for the irreversible treatment of toxic waste by means of a silicate, in the presence of water, in such a way as to form a solid aggregate includes treatment of the silicate in an acid medium, for the purpose of obtaining silicic acid of low molec... | 09/13/1983 |
| 4397829 | Process for treating chlorine-containing organic compounds Chlorine-containing organic compounds are reacted with a sulfur-containing stream to produce hydrogen chloride, carbon disulfide, and/or hydrogen sulfide. Hydrogen chloride and carbon disulfide are recovered as products. Hydrogen sulfide is recovered as a... | 08/09/1983 |
| 4180557 | Method for detoxifying phosphide containing pesticides Method for detoxifying phosphide containing pesticides by treatment with aqueous alkaline reagents optionally containing oxidants and/or surfactants.... | 12/25/1979 |
| 4144152 | Dehalogenation of halogenated compounds Process for degrading halogenated organic compound having C-halogen groups to remove halogen atoms from said compound by treating it with ultraviolet (UV) radiation and hydrogen. Process for degrading such compound by treating it in aqueous alkaline solut... | 03/13/1979 |
| 3977966 | Purification of non-biodegradable industrial wastewaters A process of treating non-biodegradable industrial wastes by wet oxidation, followed by biological oxidation of the liquid phase by aeration in the presence of biomass and powdered activated carbon, and wet oxidation of the spent carbon and excess biomass... | 08/31/1976 |
