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Class 588/320 - By oxidation; by combustion (EPO/JPO)


Subclass of Class 588 - Hazardous or toxic waste destruction or containment
Definition: Subject matter wherein the chemical reaction is oxidative,
No. of patents: 292
Last issue date: 05/01/2012


1                
NumberTitleIssue Date
8168847Aqueous phase oxidation process
An improved oxidization process may be used to oxidize a wide variety of feedstocks. Oxidation takes place in a reactor where the feedstock is mixed with an oxidizing acid, such as nitric acid. The reaction mixture may also include a secondary oxidizing acid such as...
05/01/2012
8063262Hazardous gas abatement method
A hazardous gas abatement system decontaminates an exit gas stream containing global warming gases using an electrical heater and a water scrubber. One or more top flow hazardous gas inlets introduce hazardous gases into a heater compartment. Air or oxygen is introd...
11/22/2011
8049056Chemical oxidation method and compounds
A method and system for the reduction of contamination in soil and groundwater is provided. A clathrate of ozone and a cyclic oligosaccharide can provide for an extended zone of influence due to, for instance, the improved stability of the ozone. The clathrate can i...
11/01/2011
8022265Reduced weight decontamination formulation utilizing a solid peracid compound for neutralization of chemical and biological warfare agents
A reduced weight decontamination formulation that utilizes a solid peracid compound (sodium borate peracetate) and a cationic surfactant (dodecyltrimethylammonium chloride) that can be packaged with all water removed. This reduces the packaged weight of the decontam...
09/20/2011
7968761Method for reducing contamination
Exemplary compositions, methods, and systems are disclosed that can be useful for reducing a concentration of a contaminant associated with a medium, which can be any substance or material, such as soil, water, air, and/or fluid. In one exemplary method, the medium ...
06/28/2011
7928277Method for reducing contamination
Exemplary compositions, methods, and systems are disclosed that can be useful for reducing a concentration of a contaminant associated with a medium, which can be any substance or material, such as soil, water, air, and/or fluid. In one exemplary method, the medium ...
04/19/2011
7915474Aqueous phase oxidation process
An improved oxidization process may be used to oxidize a wide variety of feedstocks. Oxidation takes place in a reactor where the feedstock is mixed with an oxidizing acid, such as nitric acid. The reaction mixture may also include a secondary oxidizing acid such as...
03/29/2011
7750199Kit systems for granulated decontamination formulations
A decontamination 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 formulation provides so...
07/06/2010
7667087Soil and water remediation method and apparatus
Disclosed is a method, apparatus and system for the remediation of contaminated soils, groundwater and water. A combination of reagents such as persulfate and ozone or persulfate, ozone and hydrogen peroxide may be used to enhance destruction of organic contaminants...
02/23/2010
7592500Activated oxidizing vapor treatment method
An oxidizing liquid (20), such as hydrogen peroxide, is vaporized (18) and the vapor is used to deactivate nerve gas, blistering gas, or other biologically active substances such as pathogens, biotoxins, and prions. A second chemical compound (42
09/22/2009
7576254Oxidation of organic compounds at high pH
Organic compounds are removed from contaminated soil, ground water and the like by treatment with a combination of a water soluble peroxygen compound, such as sodium persulfate, and a pH modifier capable of maintaining a pH greater than about 10, such as a metal hyd...
08/18/2009
7501550Method of destroying seeds
A method of sterilizing seeds comprises heating the seeds to substantially 95° C. or higher and maintaining same at that temperature for substantially 30 minutes. Preferably a combination of steam and microwaves is used to maintain the temperature. Dampening the se...
03/10/2009
7495145Reactors and methods for oxidizing chemical or biological materials
The invention provides methods and a reactor for safely destroying containers having toxic chemical and biological materials contained therein. The reactor comprises a pressure vessel having an internal reaction chamber and at least one heater disposed on an exterio...
02/24/2009
7491861In-drum pyrolysis
An apparatus and method for processing hazardous wastes directly from 55-gallon drums through the use of pyrolysis and steam reforming. The method is based on a pyrolyzer using heat to vaporize organics that are present in the hazardous wastes. The waste is heated i...
02/17/2009
7427177Method 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
7399268Method for treatment of arsenic-contaminated soil
Disclosed herein is a method for treatment of arsenic-contaminated soil, said method being capable of insolubilizing arsenic compounds (in organic form or tri- or pentavalent inorganic form), thereby reducing their leaching level below the environmental standard val...
07/15/2008
7390432Enhanced 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
7351306Cooking of cellulose pulp in a cooking liquor containing pre-evaporated black liquor
The method is for cooking of cellulose pulp in which the raw material, preferably in the form of chips, undergoes a successive elevation of temperature towards the cooking temperature while the chips are first impregnated with an impregnation liquor followed by cook...
04/01/2008
7338563Process for cleaning hydrocarbons from soils
A combination of parallel processes is disclosed to provide optimal re-mediation operations for contaminated soil. Soils with high levels of heavy petroleum hydrocarbons are directed to a thermal process for destruction in a combustion process. Carbon dioxide genera...
03/04/2008
7334781System and method for treating fuel to increase fuel efficiency in internal combustion engines
Various embodiments of the present invention are directed to a system and method for increasing fuel efficiency in internal combustion engines by radially accelerating fuel prior to combustion. In one embodiment of the present invention, fuel is input, under pressur...
02/26/2008
7331268Explosive neutralization method and device
A method for neutralizing explosive ordnance is provided. According to an aspect of the method, an energetic charge is activated to produce a shockwave, which is imparted at an effective velocity and temperature on a gas to ionize the gas for creating plasma and to ...
02/19/2008
7282470Decontamination formulation with sorbent additive
A decontamination 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 formulation provides so...
10/16/2007
7276468Granulated decontamination formulations
A decontamination 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 formulation provides so...
10/02/2007
7270499Soil and/or groundwater remediation process
A method of treating contaminants in soil and/or groundwater including adding a source of a peroxide and ozone to the in situ environment in amounts capable of producing reactive species sufficient to oxidize at least one of the contaminants without acidification of...
09/18/2007
7271137Decontamination formulations for disinfection and sterilization
Aqueous decontamination formulations that neutralize biological pathogens for disinfection and sterilization applications. Examples of suitable applications include disinfection of food processing equipment, disinfection of areas containing livestock, mold remediati...
09/18/2007
7253332Method for treating cyanide waste liquid
A highly reliable detoxifying method of the cyano matters is provided. The waste-liquor, which contains at least one of free cyano material, a cyano complex and a reducing compound exhibiting volatility in alkaline aqueous solution, is heated under an alkaline condi...
08/07/2007
7249553Process and plant for destroying solid-propellant rocket motors
Described is a process and a plant for destroying rocket motors, including in particular the following steps and stations: cutting of the motor into sections; cooling of the sections containing propellant by immersion in a cryogenic liquid; and fragmenting and extra...
07/31/2007
7214290Treatment of spent caustic refinery effluents
In the methods for treatment of caustic effluents described in the specification, a spent caustic refinery effluent is supplied to a submerged combustion gas evaporator in which hot combustion gas containing carbon dioxide is injected into the caustic liquid to conc...
05/08/2007
7196240Method and equipment for making polychlorobiphenyl nontoxic
Methods and equipment are provided for making polybichlorophenyl non-toxic. Methods include a first oxidation step, in which polybichlorophenyl is burned, and a second oxidation step, in which exhaust gas from the first oxidation step is oxidized by contact with met...
03/27/2007
7186877Chemical detoxification of vesicants and related chemicals in mobile disposal systems
Methods and systems for processing vesicants as well as other irritants are described. In some methods a vesicant, for example, a Lewisite such as the L1 form, the L2 form, L3 form, or combination thereof, is combined with permanganate, for example, as an aqueous so...
03/06/2007
7145052Decontamination apparatus and methods
Decontamination apparatus and methods involve catalytic decomposition of hydrogen peroxide to drive additional hydrogen peroxide to a contaminated location. ...
12/05/2006
7138063Method of removing arsenic and other anionic contaminants from contaminated water using enhanced coagulation
An improved water decontamination process comprising contacting water containing anionic contaminants with an enhanced coagulant to form an enhanced floc, which more efficiently binds anionic species (e.g., arsenate, arsenite, chromate, fluoride, selenate, and borat...
11/21/2006
7138035Process for the selective modification of carbohydrates by peroxidase catalyzed oxidation
The present invention relates to an environmentally friendly process for the selective oxidation of carbohydrates. The process comprises the addition of a hydroperoxide, including hydrogen peroxide, to a carbohydrate having primary alcohol groups, particularly inclu...
11/21/2006
7132583Transformation method of products containing amiantus
A method for transforming a waste product containing or completely formed of amiantus comprising subjecting the waste product to several working phases and adding of components such as calcined alumina, clay and material having a given porosity so to produce a final...
11/07/2006
7128278System and method for irritating with aerated water
An irrigation system for supplying aerated water to plants includes a diffuser. Oxygen is diffused into water by the diffuser to generate aerated water. The aerated water is supplied to an irrigation device which supplies the aerated water to the plants. ...
10/31/2006
7122167Precious metal recovery from organics-precious metal compositions with supercritical water reactant
A supercritical oxidation process carried out in water is capable of oxidizing “organics” in precious metal organic compositions such as heterogeneous (Pt/C) or homogeneous precious metal catalysts and producing a precious metal oxide with few by-products and lo...
10/17/2006
7097858Polyoxometalate materials, metal-containing materials, and methods of use thereof
Polyoxometalate topical compositions for removing contaminants from an environment and methods of use thereof are disclosed. An embodiment of the polyoxometalate topical composition includes a topical carrier and at least one polyoxometalate, with the proviso that t...
08/29/2006
7087805Use of an ozone containing fluid to neutralize chemical and/or biological warfare agents
A method and apparatus for neutralizing biological and/or chemical warfare agents using an ozone-containing solution. The ozone-containing solution is produced by combining ozone-containing gas with an ozone vehicle, such as an organic solution. The ozone-vehicle pr...
08/08/2006
7087120System and method for chemical decontamination of radioactive material
A method for chemically decontaminating radioactive material. The method includes reducing-dissolving step for setting surface of radioactive material in contact with reducing decontamination liquid including mono-carboxylic acid and di-carboxylic acid as dissolvent...
08/08/2006
7078458Method for production of hydrophilic resin
In the production of an acrylate polymer by the steps of preparing a water-soluble unsaturated monomer having a ratio of neutralization in the range of 30 to 100 mol % and containing 50 to 100 mol % of an acrylate and then polymerizing the monomer, a method for the ...
07/18/2006
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