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| Number | Title | Issue Date |
| 7256320 | Method for defeat of bulk chemical warfare agents A method for immobilizing at least one hazardous chemical, comprising the steps of breaching a container having a bulk chemical agent, adding a rheological modifier into the container, and dispersing the rheological modifier within the container so as to promote int... | 08/14/2007 |
| 7240618 | Explosive device with accelerated bioremediation capacity Technology for in situ remediation of undetonated explosive material. An explosive apparatus contains an explosive material in close proximity with a carrier containing microorganisms and with nutrient for the microorganisms. An explosive mixture capable of self rem... | 07/10/2007 |
| 7186877 | Chemical 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 |
| 7101449 | Method for recovery of nitramines from aluminized energetic materials Nitramines are one of the more expensive and often the more plentiful ingredients found in energetic materials, such as solid rocket motor propellants, explosives, and pyrotechnics. By treating aluminized energetic material with an aqueous nitric acid solution conta... | 09/05/2006 |
| 7077044 | Method for bioremediating undetonated explosive device Technology for in situ remediation of undetonated explosive device. An explosive device contains an explosive material in close proximity with microorganisms capable of metabolizing the explosive material that are either mobile or temporarily deactivated by freeze d... | 07/18/2006 |
| 7030071 | Solid-water detoxifying reagents for chemical and biological agents Formation of solid-water detoxifying reagents for chemical and biological agents. Solutions of detoxifying reagent for chemical and biological agents are coated using small quantities of hydrophobic nanoparticles by vigorous agitation or by aerosolization of the sol... | 04/18/2006 |
| 6936456 | Bioremediation of nitrogenous contaminants A novel process for the remediation of nitrogenous energetic materials such as 1,3,5,-trinitro-1,3,5-triazine (RDX) which can be used in situ on contaminated media is provided. The process comprises the bioremediation by one or more miccroorganisms capable of metabo... | 08/30/2005 |
| 6905561 | Solid rocket propellant A solid rocket propellant includes a hydroxy-terminated caprolactone ether binder and an oxidizer. The propellant may be disposed of by contacting it with an aqueous solution of 12 N NaOH or 6 N HCl at a temperature of about 140° F. for about 24 hours to decompose ... | 06/14/2005 |
| 6777586 | Reclaiming RDX and TNT from composition B and composition B containing military shells A solvent extraction process for the separation recovery of TNT and RDX from Composition B-containing munitions. The munitions also contain liner materials, such as asphalt and binders, and sealers, such as wax, each of which are also recovered by use of solvent tec... | 08/17/2004 |
| 6653506 | Recovering nitramines and reformulation of by-products Methods to recover nitramines from energetic materials yielding useable by-products and producing zero waste. The methods are used on materials containing HMX and RDX.... | 11/25/2003 |
| 6647851 | Method for suppressing ejection of fragments and shrapnel during destruction of shrapnel munitions A method of suppressing shrapnel ejection inherent with fragmentary and shrapnel munition destruction. The present invention utilizes a method of imploding an initiating explosive onto the munition device whereby the munition device is exploded. The metho... | 11/18/2003 |
| 6416601 | Method of recovery for nitramines from aluminized energetic materials Nitramines are one of the more expensive and often the more plentiful ingredients found in energetic materials, such as solid rocket motor propellants, explosives, and pyrotechnics. By treating aluminized energetic material with an aqueous nitric acid sol... | 07/09/2002 |
| 6414143 | Extraction and recovery of nitramines from propellants, explosives, and pyrotechnics Nitramine oxidizers are recovered from propellant, explosive, and pyrotechnic materials with a concentrated mineral acid bath, preferably comprising 70 to 90 wt. % nitric acid, that serves to dissolve the nitramine oxidizers into solution and permit filtr... | 07/02/2002 |
| 6388163 | Method for chemically inactivating energetic materials and forming a nondetonable product therefrom A method for rendering nondetonble energetic materials, such as are contained in or removed from decommissioned ordnance. The energetic materials are either combined with epoxy hardener or are combined with other compounds, preferably amine compounds, to ... | 05/14/2002 |
| 6121506 | Method for destroying energetic materials Energetic materials, such as nitrocellulose, TNT, RDX, and combinations thereof, optionally in combination with chemical warfare agents, such as mustard gas, Lewisite, Tabun, Sarin, Toman, VX, and combinations thereof, are destroyed when chemically reacte... | 09/19/2000 |
| 6120627 | Explosive with bioremediating capacity Technology for in situ remediation of undetonated explosive material. An explosive apparatus contains an explosive material in close proximity with microorganisms. An explosive mixture capable of self remediation in the form of an explosive material is in... | 09/19/2000 |
| 6110308 | Explosives produced from salvaged explosive materials In a process for the manufacture of explosives from old explosive materials, especially from cyclonite or mixtures containing cyclonite, wherein the old explosive materials are wetted with an organic solvent and transformed into a crumbly mass, the crumbl... | 08/29/2000 |
| 6066772 | Treatment of TNT-contaminated soil A process for converting hazard explosives that are contaminating soil into reduced derivatives and thereafter converting the reduced derivatives into humic compounds by admixing the explosives contaminated soil with a natural microorganism source and wit... | 05/23/2000 |
| 6013794 | Method of working up mixed explosives The present invention relates to a method of working up and recovering returned explosives which are principally of the military type and which contain both fusible and non-fusible crystalline substances. In accordance with the invention, the returned exp... | 01/11/2000 |
| 5998691 | Method and apparatus to destroy chemical warfare agents Chemical warfare agents, including vesicants and nerve agents distributed throughout the world, are destroyed when chemically reacted according to the method and utilizing the apparatus of this invention. The method comprises reacting the chemical warfare... | 12/07/1999 |
| 5886144 | Conversion of 2,4,6-trinitrotoluene to a mixture of biodegradable compounds by dissolution in alkaline solution An efficient and low-cost method for conversion of TNT by alkaline degradon to a mixture of products and the subsequent mineralization of such products by microbes.... | 03/23/1999 |
| 5849984 | Method and system for treating waste nitrocellulose A method for treating waste nitrocellulose, the method comprising the steps f treating nitrocellulose with acid in a hydrolysis process to break the nitrocellulose down to glucose, recovering a majority of the acid by electrodialysis, neutralizing a remain... | 12/15/1998 |
| 5763736 | Method for the disposal of explosive material A method for the decomposition of explosive materials into water-soluble products is offered, which can be disposed of in a thermal or biochemical way, which requires only very short reaction times because of the addition of polar, aliphatic, non-saponifi... | 06/09/1998 |
| 5741465 | Reactive waste deactivation facility and method A reactive waste deactivation facility capable of continuously processing a wide spectrum of hazardous waste includes a building having an outer perimeter defined by a plurality of deactivation bays each including means for deactivating hazardous wastes. ... | 04/21/1998 |
| 5596165 | Blasting method and composition A method and composition for blasting wherein boreholes are loaded with pre-determined quantities of a high velocity explosive and a low velocity explosive. The high velocity explosive extends in a substantially continuous matter for a pre-determined leng... | 01/21/1997 |
| 5574203 | Process and installation for destroying munitions containing toxic agents The invention relates to a process and an installation for destroying munitions containing toxic agent. The process comprises equipping the munitions with a pyrotechnic fragmentation device and submerging in a pool which is filled with a liquid for neutra... | 11/12/1996 |
| 5540846 | Process for filtering solid-liquid mixtures within an enclosed pressure space The invention relates to a process for the separation, in particular filtration of liquids and solids from solid-liquid mixtures, such as from a mineral, ore, coal or sludge suspensions of contaminated earth. The processing space of the filtration apparat... | 07/30/1996 |
| 5538530 | Method for safely disposing of propellant and explosive materials and for preparing fertilizer compositions A one step process is provided which denitrifies explosives and propellants and reclaims the evolved nitrogen therefrom while concurrently modifying the remaining carbonaceous materials into humic acid suitable for plant fertilizer applications. Explosive... | 07/23/1996 |
| 5530175 | Disposal of explosive D A method for converting Explosive D, i.e., ammonium picrate to oxygenated products, particularly hydroquinone or cyclohexanediol and ammonia by hydrogenation over a supported Group VIII metal catalyst. Preferably, the ammonium picrate is dissolved in a su... | 06/25/1996 |
| 5523517 | Destruction of nitramines employing aqueous dispersions of metal powders A process of degrading nitramines by mixing the nitramine with an aqueous dispersion of metal powders and by heating the mixture is disclosed. HMX and RDX are typical nitramines which are degraded according to the present invention. Metal powders which ha... | 06/04/1996 |
| 5523516 | Method for recycling lithium batteries A method for processing electric storage batteries, particularly lithium/thionyl chloride batteries, which includes the steps of discharging the batteries, lowering the temperature of the battery components to -180° C., and cutting the battery into piece... | 06/04/1996 |
| 5516971 | Process for disposal of waste propellants and explosives An improved non-pyrolytic disposal process for nitrocellulose-based explosives and rocket propellants is disclosed. Explosive and propellant particles are digested by contact of the particles with an aqueous solution containing from about 5 to 20% by weig... | 05/14/1996 |
| 5516970 | Process and apparatus for photolytic degradation of explosives A process for photolytic degradation of the organic and nitrogenous components of high explosives in organic solvent is described. The process can be applied with a module photolytic apparatus so that munitions can be destroyed without endangering the env... | 05/14/1996 |
| 5506366 | Desensitization of cured energetic compositions in aqueous media Solid energetic compositions such as rocket motor grains are desensitized and converted to a form suitable for incineration by size reducing the solids, combining them with water to form a slurry, and adding shredded paper or similar cellulosic material i... | 04/09/1996 |
| 5501132 | Dry preparation of particulate solid energetic material Energetic material can be rapidly cut or machined at high speed in the substantial absence of liquid coolant with a cutting tool having a rotating cutting surface by maintaining a portion of the cutting surface out of contact with the energetic material a... | 03/26/1996 |
| 5463169 | Process for destroying pyrotechnic material In order to work up pyrotechnial material, I. pyrotechnical material A, where predominantly alkaline reaction products are formed, and pyrotechnical material B, where predominantly acidic reaction products are formed, are subjected to controlled combustio... | 10/31/1995 |
| 5433932 | Process to recover azide values from azide-based gas generating materials In a process for recovering an alkali metal azide from a waste gas generating material containing the alkali metal azide and a metal oxide reactable with the azide, the gas generating material is mixed with a solvent for the alkali metal azide. This produ... | 07/18/1995 |
| 5434335 | Molten salt destruction of energetic waste materials A molten salt destruction process is used to treat and destroy energetic waste materials such as high explosives, propellants, and rocket fuels. The energetic material is pre-blended with a solid or fluid diluent in safe proportions to form a fluid fuel m... | 07/18/1995 |
| 5434336 | Process for the destruction of explosives A process for stabilizing energetics, including explosives, propellants, pyrotechnics and obsolete munitions below detonation temperature by reaction with liquid sulfur. Also disclosed is a process for introducing sulfur into explosive packages without di... | 07/18/1995 |
| 5414198 | Degradation of nitrocellulose by combined cultures of Sclerotium rolfsii ATCC 24459 and fusarium solani IFO 31093 The invention provides a method of degrading nitrate esters by exposing a spension of a nitrate ester to a combined culture of Sclerotium rolfsii ATCC 24459 and Fusarium Solani IFO 31093. This allows an alleviation of environmental difficulties associated... | 05/09/1995 |
