Class 149/3 - Coated component

Subclass of Class 149 - Explosive and thermic compositions or charges
Definition: Compositions or products in which at least two of the components
No. of patents: 39
Last issue date: 05/08/2012

Number	Title	Issue Date
8172963	Laminated energetic device A laminated energetic device is disclosed. The laminated energetic device includes a low-gas generating energetic mixture, a first film on which the low-gas generating energetic mixture is located, and a second film for sealing the low-gas generating energetic mixtu...	05/08/2012
8066831	Shock wave and power generation using on-chip nanoenergetic material A method of generating power uses a nanoenergetic material. The nanoenergetic material comprising thermite is obtained and deposited on a substrate. An igniter is placed on the nanoenergetic material. When power is desired, the nanoenergetic material is ignited. A t...	11/29/2011
7985309	Gas generating device and use of the device in continuous liquid supply The present invention relates to a solid formulation, more particularly to a pellet-type formulation that produces CO2 gas in a constant rate when contacting liquid acid. The pellet-type formulation of the invention is characterized in that the pellet is ...	07/26/2011
7955452	Process for crystalline explosives containing halogenated wax binders A process for manufacture of explosive formulations containing a halogenated wax binder, involving dilution of the halogenated wax in a non-aqueous lacquer, slurring the explosive in an aqueous solution and applying heat and vacuum to yield a granular explosive whic...	06/07/2011
7338711	Enhanced nanocomposite combustion accelerant and methods for making the same Nanoparticles having designed or engineered coatings that provide enhanced or improved characteristics to the coated nanoparticles and methods for forming the improved nanoparticles from oxide or ceramic coated nanoparticles. ...	03/04/2008
7335270	Gas generating composition and gas generator A stable, low-temperature ignition gas generating composition has a heating starting temperature of 170 to 220° C. The gas generating composition includes ammonium perchlorate, a chlorine scavenger, and microcrystalline carbon powder. The chlorine scavenger is sodi...	02/26/2008
6949236	Aminosulfonate product-treated nitrogen-containing salt particles Addition of an aminosulfonate product to an inorganic nitrogen-containing salt provides a composition of matter with improved properties. In particular, 2-acrylamido-2-methylpropanesulfonic acid and its derivatives can be added to ammonium nitrate to provide improve...	09/27/2005
6913661	Ammonium nitrate propellants and methods for preparing the same The present invention is directed to an age-stabilized and/or strengthened ammonium nitrate propellant composition wherein the strengthening agent is selected from the group consisting of azodicarbonamide, dicyandiamide, oxamide and mixtures thereof and wherein the ...	07/05/2005
6632378	Nitrate ester plasticized energetic compositions, method of making and rocket motor assemblies containing the same A nitrate ester plasticized energetic composition in which the binder is made of, prior to curing, lower alkylene glycol prepolymer blocks end-capped with ethylene glycol monomers and/or oligomers. The end-capped prepolymer blocks are preferably difunctio...	10/14/2003
6620266	Gas generant compositions containing a silicone coating Known gas generant compositions, absent elastomeric binders, are coated with silicone thereby providing a composition that exhibits enhanced moisture protection, ballistic performance, combustion properties, and gas production....	09/16/2003
6524706	Reduction of energetic filler sensitivity in propellants through coating A main energetic ingredient filler useful for propellant-based munitions, comprising filler particles having a fine particle size of less than about 10 micrometers diameter and a thin coating of graphite on the filler particles in an amount such that the ...	02/25/2003
6096147	Ignition enhanced gas generant and method An ignition enhanced gas generant grain and method of making an ignition enhanced gas generant involving the application of a dry blend igniter composition to a gas generant particle having a wet adhesive surface....	08/01/2000
5880399	Cast explosive composition with microballoons The invention comprises a cap-sensitive, cast, solid explosive composition usable as a booster or primer and as a seismic explosive composition. The cast, solid explosive composition contains dispersed microballoons which impart important and surprising a...	03/09/1999
5756928	Spontaneously-firing explosive composition A gas generator for an air bag is provided which contains a spontaneously-firing explosive composition in which at least one of a squib, igniting agent and a gas generant is contained in a casing formed of a light alloy material, the spontaneously-firing ...	05/26/1998
5567910	Coating for ammonium nitrate prills The present invention is directed to a coating for ammonium nitrate prills which enhances the storage life and facilitates the transportation of said prills. The coating is derived from stearic acid and is hydrophobic....	10/22/1996
5281286	Microcoacervation of propellant ingredients The coacervation of ferrocene and ferrocene derivative is carried out in a ater-soluble polyol, coacervation mixture at a reaction temperature from about 40° C. to about 55° C. The coacervation mixture is comprised of about 70 to about 80 parts of a 1:1 ...	01/25/1994
5198188	Combustion synthesis method and products Disclosed is a method of producing dense refractory products, comprising: (a) obtaining a quantity of exoergic material in powder form capable of sustaining a combustion synthesis reaction; (b) removing absorbed water vapor therefrom; (c) cold-pressing said materia...	03/30/1993
5101729	Low energy fuse In a low energy fuse, the reactive composition on the inner wall of the tubing is substantially free of a metal fuel or quasi metal fuel and comprises a particulate secondary high explosive and a gas generating non-explosive particulate solid selected fro...	04/07/1992
5066039	Air bag device for protecting a vehicle occupant An air bag device for use with a motor vehicle has an inflatable bag on the inner surface of which is provided a thin film-like layer of gas generating agent. At least one igniter is mounted in a part of the thin gas generating agent layer. When the vehic...	11/19/1991
5051143	Water based coating for gas generating material and method A gas generating grain has a water-based particulate booster coating thereon. The coating comprises an alkali metal azide, a water-soluble inorganic oxidizer in approximately a stoichiometric ratio of oxidizer to azide, and a nucleating amount of a small ...	09/24/1991
5049212	High energy explosive yield enhancer using microencapsulation The invention consists of a class of high energy explosive yield enhancers reated through the use of microencapsulation techniques. The microcapsules consist of combinations of highly reactive oxidizers that are encapsulated in either passivated inorganic ...	09/17/1991
5034070	Gas generating material A gas generating grain has a water-based particulate booster coating thereon. The coating comprises an alkali metal azide, a water-soluble inorganic oxidizer in approximately a stoichiometric proportion of oxidizer to azide, and a nucleating amount of a s...	07/23/1991
4880483	Pyrophoric composition Very good masking of pack diffusion aluminizing or chromizing on any metal to keep portions from being diffusion coated is effected by localized coating of masking powder, the metal portion of which can have some composition as substrates. Chromizing can ...	11/14/1989
4756250	Non-electric and non-explosive time delay fuse Non-electric and non-explosive fuse-like initiating device which makes use of a process of propagation of a gaseous plasma generated by deflagration of a pyrotechnic material deposited as a layer on the inner surface of a supporting duct, employing transf...	07/12/1988
4719856	Pyrotechnic device The pyrotechnic device comprises a projectile, a ground mounted device or a floating device whose casing contains a charge of titanium or other suitable combustible metal-containing material, charcoal, or other reducing agent and gunpowder such that, foll...	01/19/1988
4719857	Pyrotechnic device The pyrotechnic device comprises a projectile, a ground mounted device or a floating device whose casing contains a charge of particulate material, for example a combustible silicon-containing material in particular mixed with titanium or other suitable c...	01/19/1988
4660474	Percussion or impact wave conductor unit A device for application in the art of blasting, by the use of nonelectric devices, and the new concept that employs pyrotechnic mixtures and combinations thereof which are distributed in granular form throughout the inside of a supporting tube. The pyrot...	04/28/1987
4654093	Method of producing progressively burning artillery propellant powder and agent adapted thereto The invention relates to a general method of producing progressively burning deterrent-coated powder, more particularly propellant powder for weapons having barrels. According to the method a film-forming, preferably polymerizable deterrent substance is f...	03/31/1987
4638735	Combustion inhibitor based on an aliphatic polyurethane elastomer for a propellant, and block coated with this inhibitor The invention relates to a combustion inhibitor composition intended to cover partly the surface of blocks of double-base propellant. The inhibitor composition of the invention includes an aliphatic polyurethane obtained by the reaction of at least one po...	01/27/1987
4547234	Explosive composition An explosive composition containing micro-voids consisting of thermoplastic resin hollow microspheres coated with a thermosetting resin has a remarkably excellent low temperature detonability in a small diameter cartridge after lapse of a long period of t...	10/15/1985
4537645	Magnetically traceable explosives with stability and a method for the preparation thereof The invention provides a novel magnetically traceable or detectable explosive blended with a magnetic ferrite powder which facilitates the detection of the misfired explosive, e.g. dynamite, remaining in the field after blasting by a magnetic means but no...	08/27/1985
4534809	Water-in-oil emulsion explosive composition A water-in-oil emulsion explosive composition containing specifically limited hollow microspheres consisting of neutral or weakly acidic hollow microspheres coated with a coating material has a high consistency without deteriorating its storage stability ...	08/13/1985
4455179	Method for the preparation of magnetically traceable explosives The invention provides a novel magnetically traceable or detectable explosive blended with a magnetic ferrite powder which facilitates the detection of the misfired explosive, e.g. dynamite, remaining in the field after blasting by a magnetic means but no...	06/19/1984
4452145	Propellant for base-bleed gas generators and process for manufacturing it Process for the manufacture of a propellant for base-bleed gas generators, thus for generators made of a gas-producing charge for the increase of range wherein a binder and one or more granular or powdery solid substances are used at least one of which is...	06/05/1984
4321220	Method of reinforcing propellant charge A method for strengthening a propellant charge by incorporating a support ructure in the propellant charge comprises slowly traversing a flexible perforated material through a propellant lacquer until the desired loading is obtained. Reinforcement by this...	03/23/1982
4232608	Dimer isocyanate liner compositions A composition is disclosed in which a solid isocyanate compound such as toluene-diisocyanate dimer is dispersed within a polyurethane based on a hydroxy-terminated organic compound, preferably polybutadiene. The composition can be fully cured on a surface...	11/11/1980
4179327	Process for coating pyrotechnic materials A method for preparing the surface of pyrotechnic propellant compositions for coating by emersing said compositions in an aqueous/alcohol solution....	12/18/1979
4094710	Explosive composition containing guanidinium picrate An explosive composition with enhanced thermal stability and decreased imt sensitivity comprising an explosive material completely surrounded by a layer of guanidinium picrate....	06/13/1978
4084078	Jet perforator device A device for perforating or cutting a target made of metal or other materials by means of a plasma jet. The device includes a cast grain of plasma producing pyrotechnic material that is coated over a major portion of its exterior surface with a combustion...	04/11/1978

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Class 149/3 - Coated component