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8115045 |
Nuclear waste removal system and method using wet oxidation
Methods for removing nuclear waste from a component are provided. In one embodiment, the method includes the steps of supplying oxalic acid to the nuclear waste on the component to form an oxalic...
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8097164 |
Process for preparing magnetic particles for selectively removing contaminants from solution
A process for selectively removing contaminant ions from a solution includes: a) contacting the solution with magnetic particles coupled to selectively chelating ion exchange functionality...
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8067659 |
Method of removing radioactive materials from a submerged state and/or preparing spent nuclear fuel for dry storage
A system, apparatus and method of processing and/or removing radioactive materials from a body of water that utilizes the buoyancy of the water itself to minimize the load experienced by a crane...
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8048308 |
Process for separating at least one actinide element from lanthanide elements in an aqueous medium by sequestration and membrane filtration
The invention relates to a process for separating, in an aqueous medium, at least one actinide element from one or more lanthanide elements by using at least one molecule which sequesters the said...
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8029738 |
Method and device for removing inflammable gases in a closed chamber and chamber equipped with such a device
Methods and devices for removing inflammable gases produced by radiolysis in a closed chamber containing radioactive matters comprising organic compounds and possibly water, or radioactive matters...
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7994380 |
Apparatus for transporting and/or storing radioactive materials having a jacket adapted to facilitate thermosiphon fluid flow
A system, method and apparatus for transporting and/or storing radioactive materials, such as spent nuclear fuel. In one aspect, the invention is a jacket apparatus that is filled with a neutron...
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7976799 |
Process for removal of aluminum oxides from aqueous media
The present invention relates to the use of lithium salts and/or magnesium salts for the precipitation of aluminum oxides present in aqueous media.
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7968067 |
Process for removal of aluminum oxides from aqueous media
The present invention relates to the use of lithium salts and/or magnesium salts for the precipitation of aluminum oxides present in aqueous media.
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7951607 |
Compositions and methods for detecting nerve agents
The present invention provides methods and compositions for detecting, identifying and measuring the abundance of chemical nerve agents. Methods and compositions of the present invention are...
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7933374 |
System and method of storing and/or transferring high level radioactive waste
A system and method for storing high level waste. In one aspect, the invention is a system comprising: an outer shell having an open top end and a hermetically closed bottom end; an inner shell...
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7915472 |
Surface decontamination compositions and methods
Clay-based compositions capable of absorbing contaminants from surfaces or objects having surface faces may be applied to a surface and later removed, the removed clay-based compositions absorbing...
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7835882 |
Method of analysis and an analyzer
The present invention provides a method of online analysis of mineral waste content of a slurry in a mineral separation process, said method including the steps of: measuring the density of said...
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7737319 |
Treating radioactive materials
Methods of treating radioactive materials are disclosed. In one aspect, a method may include mixing a radioactive isotope diluted in a filler material with a radioactive material treatment...
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7737320 |
Composition suitable for decontaminating a porous surface contaminated with cesium
A method of decontaminating porous surfaces contaminated with water soluble radionuclides by contacting the contaminated porous surfaces with an ionic solution capable of solubilizing radionuclides...
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7731912 |
Evaporator/calciner
Disclosed herein is provided an evaporator/calciner in which hazardous materials, such as radioactive liquids, are converted into chemically stable, solid forms by evaporating, drying and...
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7655594 |
Materials for degrading contaminants
Briefly described, compositions, materials including the compositions, methods of using the compositions, and methods of degrading contaminants, are described herein. The composition can include a...
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7655201 |
Method and device for removing inflammable gases in a closed chamber and chamber equipped with such a device
Methods and devices for removing inflammable gases produced by radiolysis in a closed chamber containing radioactive matters comprising organic compounds and possibly water, or radioactive matters...
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7622627 |
System and method for chemical decontamination of radioactive material
A system for chemically decontaminating radioactive material.
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7501103 |
Tropospheric volume elements enriched with vital elements and/or protective substances
Tropospheric volume elements enriched with vital elements and/or protective substances as well as procedures for their production and application. The term “vital elements” applies to all mat...
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7449156 |
Molten metal reactor utilizing molten metal flow for feed material and reaction product entrapment
A molten metal reactor (10) quickly entrains a feed material in the molten reactant metal (16) and provides the necessary contact between the molten reactant metal and the feed material to effect...
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7390934 |
Apparatus and method for aiding in the removal of enriched uranium from soils
A method and apparatus for removing uranium (IV) and uranium (VI) from sands and soils. The method and device assays a volume of soil and determines a presence and position of uranium enrichment. A...
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7330526 |
System and method of storing high level waste
A system and method for storing high level waste. In one aspect, the invention is a system comprising: an inner shell forming a cavity for receiving high level waste, the cavity having a top and a...
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7300641 |
Method and device for capturing ruthenium present in a gaseous effluent
The present invention relates to a method and a device for trapping ruthenium present in a gaseous effluent. The trapping method of the present invention comprises the use of an aqueous solution or...
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7195745 |
Method of preparing a product based on phosphate of thorium and/or actinide(s)
The invention relates to a process for the preparation of a product based on a phosphate of at least one element M(IV), for example of thorium and/or of actinide(IV)(s). This process comprises the...
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7160466 |
Uses of cucurbituril devices
Uses of cucurbituril derivatives are disclosed. The cucurbituril derivatives have the formula (1) where X is O, S or NH; R1 and R2 are independently selected from the group consisting of hydrogen,...
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7107287 |
Method, system and storage medium for automated independent technical review
An exemplary embodiment is a method and system for performing an automated independent technical review. The method includes receiving an assay result of a radioactive waste container, determining...
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7096161 |
Pharmaceutical hazardous waste identification and management system
A pharmaceutical hazardous waste identification and management system integrates disparate information regarding pharmaceuticals to provide an indication of which pharmaceuticals are hazardous...
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7034197 |
Metal alloy and metal alloy storage product for storing radioactive materials
A liquid reactant metal alloy includes at least one chemically active metal for reacting with non-radioactive material in a mixed waste stream being treated. The reactant alloy also includes at...
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7022292 |
Radioactive waste treatment facility
An injection and solidification operation as well as a kneading and solidification operation can be performed by a single facility. A decreased amount of radioactive secondary waste is generated. A...
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6921515 |
Apparatus for chemical decontamination
In a chemical decontamination apparatus, a catalyst decomposition column in an upstream side of an ion exchange resin column and a hydrogen peroxide injection apparatus in a further upstream side,...
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6907891 |
Radioactive substance decontamination method and apparatus
A radioactive substance decontamination method and apparatus which decontaminates a metal member contaminated by radioactive substance in a short period of time. This apparatus has (1) multiple...
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6724853 |
Lifting lug for nuclear-waste container
A lifting lug for a nuclear-waste container has a tubular body having an inner end formed with a flange adapted to be bolted to the container and a transverse wall set in and tightly fitted to a...
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6714617 |
Disposal of radiation waste in glacial ice
Encapsulating calcined radioactive waste in strong, corrosion-resistant spheres of dimensions such that heat from the radiation melts the ice at a rate which brings the spheres to the bottom of the...
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6705242 |
Method and apparatus for hermetically sealing openings of an explosion containment chamber
A method and apparatus to hermetically seal openings in an explosion suppression chamber. The present invention utilizes an air lock device to ensure that, in the event toxins are released from the...
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6652661 |
Radioactive decontamination and translocation method
A method for removing a wide variety of radioactive contaminants from a contaminated surface sufficient for the surface to be classified as a low-level waste or as free release. Contaminated...
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6625248 |
Process for the treatment of radioactive graphite
A process for the treatment of radioactive graphite which includes the following steps: (i) reacting the radioactive graphite at a temperature in the range of from 250° C. to 900° C. with s...
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6613153 |
Method for reducing the radioactivity of metal part
The radioactivity of a metal part is reduced in the process. In the method, firstly a layer of oxide is removed from the metal part using a decontamination solution. Then, an agent which has an...
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6506955 |
Decontamination method
A boiling water reactor is chemically decontaminated by circulating a decontamination solution through reactor recirculation loops and the annulus region of a reactor pressure vessel that surrounds...
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6479021 |
Advanced vitrification system pyrographite
A device for improving waste vitrification in a disposable canister, the process for using the device, and the process for making the device. The disposable canister, also known as a module, has...
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6288300 |
Thermal treatment and immobilization processes for organic materials
Organic materials are mixed with metal oxide, such as hydrated metal oxides, prior to or during heat treatments in aerated or oxygenated environments to stabilize thermal decomposition or...
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6262328 |
Container and method for absorbing and reducing hydrogen concentration
A method for absorbing hydrogen from an enclosed environment comprising providing a vessel; providing a hydrogen storage composition in communication with a vessel, the hydrogen storage composition...
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6217775 |
Treatment of metal-contaminated leachates utilizing fish bones and fish hard parts
The present invention uses fish bones and fish hard parts to remediate, clean-up, stabilize, immobilize, or otherwise treat metal-contaminated water, soil or waste of any sort. The fish bones and...
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6211424 |
Advanced vitrification system
The AVS invention provides for an apparatus and process for its practice involving the vitrification of waste materials, such as nuclear waste, inside a disposable canister. The preferred...
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6195382 |
High temperature molten metal reactor and waste treatment method
A molten metal reactor (10) includes a reactor vessel having a heating section (11) formed from a dielectric material. The reactor vessel also includes a reaction section (12) connected to heating...
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6153158 |
Method and apparatus for treating gaseous effluents from waste treatment systems
Effluents from a waste treatment operation are incinerated and oxidized by passing the gases through an inductively coupled plasmas arc torch. The effluents are transformed into plasma within the...
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6147274 |
Method for decontamination of nuclear plant components
A process for removing undesirable material such as a radioactive contaminant from an underlying material. A solution containing fluoroboric acid and a material which affects the fluoroboric acid...
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6069290 |
Waste treatment process and reactant metal alloy
A waste treatment process includes charging a reactor container (12) with a reactant alkaline metal alloy (10) and isolating the reactant alloy from oxygen gas. After heating the reactant alloy...
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6060635 |
Method for treating hazardous waste
Procedure for the treatment of radioactive hazardous waste, in which procedure oxygen is treated with radio-frequency electromagnetic radiation in a manner known in itself so that the oxygen forms...
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6049021 |
Method for remediating sites contaminated with toxic waste
Methods for decontaminating toxic waste, particularly solid carrier materials, such as soil contaminated with a toxin, or solid mixed wastes are more efficiently decontaminated with solvated...
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6037517 |
Apparatus and method for treating waste materials which include charged particle emitters
A reaction chamber (20) is charged with a reactant metal (18) which is heated to a molten state by a suitable heating arrangement (21). A field generating arrangement (17) generates a...
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