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| Number | Title | Issue Date |
| 8062443 | Lead-free primers Embodiments of the present subject matter provide an improved percussion primer composition and improved hot-wire igniter acceptor, wherein lead styphnate is replaced with a lead-free material, 4,6-dinitro-7-hydroxybenzofuroxan, potassium salt (KDNP). Embodiments of... | 11/22/2011 |
| 7407598 | Flame suppressant aerosol generant The present invention is directed to pyrotechnic aerosol fire suppression compositions that burn rapidly, but coolly. The rapid burning of the compositions of the present invention produces a voluminous flame-suppressive aerosol that is useful in suppressing and/or ... | 08/05/2008 |
| 7338540 | Decomposition of organic azides A method of decomposing an organic azide is provided and comprises allowing an organic azide to contact a catalytic metal halide, main group halide, mixed metal-main group halide, or mixture thereof. Organic azide fuel sources comprising an organic azide/catalyst co... | 03/04/2008 |
| 6918340 | Dual-stage gas generator utilizing eco-friendly gas generant formulation for military applications This invention relates to a gas generator having two or more compartments, each with a separate initiator, with one compartment discharging before another, i.e., the compartments discharge sequentially. Each compartment has the same propellants, but the propellants ... | 07/19/2005 |
| 6902637 | Process for preparing free-flowing particulate phase stabilized ammonium nitrate A process for preparing free-flowing, phase-stabilized ammonium nitrate comprises the following steps. A solution of ammonium nitrate (12), a surfactant (13), a phase stabilizer (26), and an inert liquid (20) is prepared. The solution is ... | 06/07/2005 |
| 6383319 | Rocket fuels based on metal hydrides and poly-DCPD Preferred embodiments of the present invention relate to rocket fuels comprising metal hydrides and poly-dicyclopentadiene ("poly-DCPD"). Although poly-DCPD also has physical and chemical properties that are compatible with being used as a rocket fuel in ... | 05/07/2002 |
| 6214139 | Low-smoke pyrotechnic compositions A low-smoke producing pyrotechnic composition including a high-nitrogen content, low-carbon content energetic material, an oxidant and a colorant is disclosed together with the use of selected metal salts of a high-nitrogen content, low-carbon content ene... | 04/10/2001 |
| 6210505 | High gas yield non-azide gas generants High nitrogen nonazide gas compositions, useful in inflating passenger restraint gas inflator bags, comprise a nonmetal salt of triazole or tetrazole fuel, phase stabilized ammonium nitrate (PSAN) as a primary oxidizer, a metallic second oxidizer, and an ... | 04/03/2001 |
| 5936194 | Thickened emulsion compositions for use as propellants and explosives Thickened emulsion compositions comprising a discontinuous oxidizer phase, continuous fuel phase, an emulsifier and a thickener composition comprising a carboxyl-containing polymer and a promoter selected from the group consisting of sodium thiocyanate an... | 08/10/1999 |
| 5827996 | Air bag gas generating composition A gas-generating composition for air bags, which provides low explosion risk and low toxicity, has at least one gas-generating base selected among urazol and metal salts thereof, as the active ingredient, and an oxidizing agent. Urazol and metal salts the... | 10/27/1998 |
| 5821451 | Photoflash particle mixture The invention relates to a photoflash mixture comprising a mixture of particles of zirconia and at least one oxidizer, wherein said zirconia particles comprise a mixture of smaller particles between about 2 and 10 μm diameter, and larger particles betwee... | 10/13/1998 |
| 5817972 | Iron oxide as a coolant and residue former in an organic propellant A gas generating composition, particularly useful for inflating a vehicle occupant restraint, comprises an organic fuel, an oxidant, and iron oxide in an amount effective to provide a coolant function in the gas generating composition. At least a major po... | 10/06/1998 |
| 5783773 | Low-residue azide-free gas generant composition Gas generant compositions without highly toxic azides are provided which, upon combustion, are converted into gaseous products with only small amounts of solid combustion products thereby minimizing the gas filtration problem. Gas generants having ammoniu... | 07/21/1998 |
| 5780765 | Pyrogen compound kit for an electrical model rocket ignitor The invention is directed to an electrical ignitor for a model rocket, including two insulated lead wires, with each lead wire having an uninsulated end. An element wire interconnects the uninsulated ends from each lead wire. The element wire forms a plur... | 07/14/1998 |
| 5682014 | Bitetrazoleamine gas generant compositions A solid composition for generating a nitrogen containing gas is provided. The composition includes an oxidizer and a non-azide fuel selected from a bitetrazoleamine or a derivative or a salt or complex thereof and mixtures thereof. The preferred bitetrazo... | 10/28/1997 |
| 5672843 | Single charge pyrotechnic A single charge pyrotechnic material comprising a metal fuel, an oxidizer and a secondary fuel which can be used to control the rate of reaction of the pyrotechnic. The composition can be used as a single charge igniter in an automotive air bag system in ... | 09/30/1997 |
| 5659150 | Gas generating composition with cyanamide and transition metal nitrate The present invention comprises a gas generating composition for, when ignited, providing inflation fluid for inflating an air bag (16) of a vehicle occupant protection device (12). The composition comprises a cyanamide compound complexed with a transitio... | 08/19/1997 |
| 5639987 | Compositions modifying ballistic properties and propellants containing such compositions The present invention lies in the field of compositions which modify the ballistic properties of solid propellants and in that of the double-base solid propellants containing these compositions. Various lead compounds are known to be effective in this fun... | 06/17/1997 |
| 5629494 | Hydrogen-less, non-azide gas generants A gas generant composition contains no hydrogen, using as the major fuel component cupric and/or zinc bitetrazole and as a major oxidizer component CuO and/or Fe2 O3. A minor fuel component may be a salt of dicyanamide which reduces ... | 05/13/1997 |
| 5616882 | High energy rocket propellant A rocket propellant of improved Isp and thrust is provided by modifying a rocket fuel of RP-1 (a kerosene fraction). Such fuel is combined with an oxidizer (e.g. liquid oxygen, LOX) which defines a rocket propellant of the prior art. Such propellant is mo... | 04/01/1997 |
| 5531843 | Explosives using glycol still bottoms Explosive compositions are disclosed which comprise a nitrate salt oxidizer and glycol still bottoms alone or in combination with water. The still bottoms function as a fuel oil replacement (FOR) in ANFO explosives. Glycol still bottoms can be mixed with ... | 07/02/1996 |
| 5516377 | Gas generating compositions based on salts of 5-nitraminotetrazole A composition is provided which has at least one salt of 5-nitraminotetrazole and an at least one oxidizer selected from among inorganic nitrates, inorganic nitrites, metal oxides, metal peroxides, organic peroxides, inorganic perchlorates, inorganic chlo... | 05/14/1996 |
| 5500059 | Anhydrous 5-aminotetrazole gas generant compositions and methods of preparation A solid composition for generating a nitrogen containing gas is provided. The composition includes an oxidizer and a 5-aminotetrazole fuel selected from anhydrous 5-aminotetrazole derivatives, salts, complexes, and mixtures thereof. The salts and complexe... | 03/19/1996 |
| 5401340 | Borohydride fuels in gas generant compositions A sodium-azide-free gas-generating composition includes an oxidizable borohydride fuel and an oxidizing agent containing oxygen and a metal. The fuel and the oxidizing agent are selected such that water vapor is produced upon reaction between the borohydr... | 03/28/1995 |
| 4963202 | Process for the manufacture of charges of a solid composition generating nontoxic gases and charges thus obtained The present invention relates to a process for the manufacture of charges for generators of nontoxic cold gases based on alkali metal or alkaline-earth metal azide, molybdenum sulphide and sulphur. After being formed, the charges are heated to a temperature of... | 10/16/1990 |
| 4963203 | High- and low-temperature-stable thermite composition for producing high-pressure, high-velocity gases A high- and low-temperature-stable thermite composition for producing high-pressure and high-velocity gases comprises an oxidizable metal, an oxidizing reagent, and a high-temperature-stable gas-producing additive selected from the group consisting of met... | 10/16/1990 |
| 4929290 | Crash bag propellant composition and method for generating nitrogen gas A propellant composition and method for limiting the corrosive properties of by-products from initiated crash bag propellant compositions comprising a 1(a) or 2(a) group metal azide salt, an oxidizer in the form of an oxide of a non-toxic transition metal... | 05/29/1990 |
| 4902539 | Fuel-oxidant mixture for detonation gun flame-plating The invention relates to a fuel-oxidant mixture for detonation gun applications comprising an oxidant such as oxygen and a fuel mixture of two combustible gases such as acetylene and propylene. The invention also relates to articles coated in a process us... | 02/20/1990 |
| 4873928 | Nuclear-sized explosions without radiation A method for producing a high yield explosion without radioactive fallout comprising filling an expendible structure with an explosive mixture of a combustible gas (e.g. methane) and an oxidizer gas (e.g. oxygen) and then detonating said mixture.... | 10/17/1989 |
| 4673528 | Solid H2 /D2 gas generators A solid fuel for generating H2 or D2 gases, comprising magnesium orohydride diammoniate (MBDA) or its deuterated analog as the H2 or D2 source, an oxidizer selected from LiNO3 and KNO3, and a ... | 06/16/1987 |
| 4427466 | Advanced monopropellants A liquid monopropellant comprising a mixture of a 1-nitroxy-3-nitrazaalkane oxidizer such as 1-nitroxy-3-nitrazapentane (NNPE) or 1-nitroxy-3-nitrazabutane and mixtures thereof; an energetic azido fuel such as azido alcohols represented by 1-azidoethanol,... | 01/24/1984 |
| 4427465 | Explosive mixture for blasting An explosive mixture of 70 to 99.5% by weight of ammonium nitrate and 0.5 to 30% by weight of final sugar-cane syrup or sugar-beet syrup as the reducing agent.... | 01/24/1984 |
| 4370181 | Pyrotechnic non-azide gas generants based on a non-hydrogen containing tetrazole compound A solid non-azide composition for generating non-toxic nitrogen gas intended for use in the deployment of inflatable safety crash bags for driver and passenger protection in vehicles consists essentially of a non-hydrogen containing tetrazole compound and... | 01/25/1983 |
| 4350542 | Bonding agent for HMX (cyclotetramethylenetetranitramine) The present invention relates to an improved propellant or explosive and hod for making it having increased energy yet having increased toughness and hazard properties. More specifically, an HMX or RDX material is coated with a nitrocellulose, poly-hydro... | 09/21/1982 |
| 4157928 | Method for fuel air explosive Mixtures of ethylene oxide and propylene oxide are disclosed as being use as fuels for fuel air explosive weapons.... | 06/12/1979 |
| 4157927 | Amine-boranes as hydrogen generating propellants The use of a class or compounds known as amine-boranes and their derivati in solid propellants to produce or generate hydrogen or deuterium upon combustion.... | 06/12/1979 |
| 4135956 | Coprecipitated pyrotechnic composition processes and resultant products This invention relates to novel pyrotechnic materials useful in pyrotechnic, incendiary, and propellant compositions, and a method of their preparation. The process is characterized by being a cocrystalization of certain salts of decahydrodecaboric acid a... | 01/23/1979 |
| 4061512 | Solid propellants for generating hydrogen Disclosed are storable solid propellant compositions based on complex metal oron compounds of the general formula M(BH4)x or M(BD4)x, (where M equals a metal and x equals the valence of the metal M; M is an alkal... | 12/06/1977 |
| 4021362 | Gas generating system for chemical lasers A gas generating solid composition adapted to provide gaseous reactants to a chemical laser which comprises a mixture of (a) lithium aluminum deuteride or hydride, (b) deuteroammonium chloride or ammonium chloride, (c) iron oxide, and (d) a polymeric bind... | 05/03/1977 |
| 4001135 | Fluorine generating solid formulation for use in chemical lasers A solid fluorine generating composition for use in a chemical laser which comprises a mixture of a xenon fluoride and a hydrocarbon or fluorohydrocarbon polymer.... | 01/04/1977 |
